EP3519486A1 - Composition comprenant du 1-chloro-2,2-difluoroethane - Google Patents
Composition comprenant du 1-chloro-2,2-difluoroethaneInfo
- Publication number
- EP3519486A1 EP3519486A1 EP17780835.9A EP17780835A EP3519486A1 EP 3519486 A1 EP3519486 A1 EP 3519486A1 EP 17780835 A EP17780835 A EP 17780835A EP 3519486 A1 EP3519486 A1 EP 3519486A1
- Authority
- EP
- European Patent Office
- Prior art keywords
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- weight
- ppm
- chloro
- preferably less
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C211/00—Compounds containing amino groups bound to a carbon skeleton
- C07C211/01—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to acyclic carbon atoms
- C07C211/02—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to acyclic carbon atoms of an acyclic saturated carbon skeleton
- C07C211/15—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to acyclic carbon atoms of an acyclic saturated carbon skeleton the carbon skeleton being further substituted by halogen atoms or by nitro or nitroso groups
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C19/00—Acyclic saturated compounds containing halogen atoms
- C07C19/08—Acyclic saturated compounds containing halogen atoms containing fluorine
- C07C19/10—Acyclic saturated compounds containing halogen atoms containing fluorine and chlorine
- C07C19/12—Acyclic saturated compounds containing halogen atoms containing fluorine and chlorine having two carbon atoms
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/04—Preparation of compounds containing amino groups bound to a carbon skeleton by substitution of functional groups by amino groups
- C07C209/06—Preparation of compounds containing amino groups bound to a carbon skeleton by substitution of functional groups by amino groups by substitution of halogen atoms
- C07C209/08—Preparation of compounds containing amino groups bound to a carbon skeleton by substitution of functional groups by amino groups by substitution of halogen atoms with formation of amino groups bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C21/00—Acyclic unsaturated compounds containing halogen atoms
- C07C21/02—Acyclic unsaturated compounds containing halogen atoms containing carbon-to-carbon double bonds
- C07C21/18—Acyclic unsaturated compounds containing halogen atoms containing carbon-to-carbon double bonds containing fluorine
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/09—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis
- C07C29/12—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis of esters of mineral acids
- C07C29/124—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis of esters of mineral acids of halides
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
- C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
- C08J9/143—Halogen containing compounds
- C08J9/144—Halogen containing compounds containing carbon, halogen and hydrogen only
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
- C08J2203/142—Halogenated saturated hydrocarbons, e.g. H3C-CF3
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/18—Binary blends of expanding agents
- C08J2203/182—Binary blends of expanding agents of physical blowing agents, e.g. acetone and butane
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/20—Ternary blends of expanding agents
- C08J2203/202—Ternary blends of expanding agents of physical blowing agents
Definitions
- Composition comprising 1-chloro-2,2-difluoroethane
- the present invention relates to a composition comprising 1-chloro-2,2-difluoroethane.
- the present invention also relates to the use of this composition as a synthesis intermediate or starting materials or as a foaming agent.
- 1-Chloro-2,2-difluoroethane is a known foam-blowing agent and can also be used as a starting material in the preparation of agrochemical or pharmaceutical products.
- the present invention relates to a composition
- a composition comprising 1-chloro-2,2-difluoroethane and at least one additional compound selected from the group consisting of 1,1-difluoroethylene, 1,1,1-trifluoroethane, chlorotrifluoroethylene, 1-chloro-1- fluoroethylene, 1,1-difluoroethane, trans-1-chloro-2-fluoroethylene, 1-chloro-2,2,2-trifluoroethane, 1-chloro-1,2,2-trifluoroethane, cis-1-chloro-2- fluoroethylene, 2,2-dichloro-1,1,1-trifluoroethane, 1,1-dichloro-1-fluorethane, 1,1-dichloroethylene, 1,2-dichloro-1-fluoroethylene, 1,1-dichloro-2- fluoroethylene, 1,2-dichloro-1,1-difluoroethane, 1,1-dichloro-2
- the present invention relates to a composition
- a composition comprising 1-chloro-2,2-difluoroethane and at least one additional compound selected from the group consisting of 1,1-difluoroethylene, chlorotrifluoroethylene, 1-chloro-1-fluoroethylene, 1,1 difluoroethane, trans-1-chloro-2-fluoroethylene, 1-chloro-2,2,2-trifluoroethane, 1-chloro-1,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 2,2 dichloro-1,1,1-trifluoroethane, 1,1-dichloro-1-fluorethane, 1,2-dichloro-1-fluoroethylene, 1,1-dichloro-2-fluoroethylene, 1,2-dichloro-1,1 difluoroethane, 1,1-dichloro-2,2-difluoroethane, cis-1,2-dichloroethylene, 1,2,2-
- said composition comprises at least 40% by weight of 1-chloro-2,2-difluoroethane on the basis of the total weight of the composition, advantageously at least 50% by weight of 1-chloro-2,2-difluoroethane, preferably at least 60% by weight of 1-chloro-2,2-difluoroethane, in particular at least 80% by weight of 1-chloro-2,2-difluoroethane, more particularly at least 90% by weight of 1-chloro-2,2-difluoroethane, 2,2-difluoroethane, preferably at least 95% by weight of 1-chloro-2,2-difluoroethane.
- said composition comprises less than 5% by weight of said at least one additional compound based on the total weight of the composition, advantageously less than 4% by weight of said at least one additional compound, preferably less than 3% by weight. % by weight of said at least one additional compound, more preferably less than 2% by weight of said at least one additional compound, in particular less than 1% by weight of said at least one additional compound, more particularly less than 1000 ppm of said at least one additional compound based on the total weight of the composition.
- said composition also comprises one of the compounds selected from the group consisting of trans-1,2-dichloroethylene, 1,1,2-trifluoroethane and 1,2-dichloro-1-fluoroethane.
- said composition comprises 1-chloro-2,2-difluoroethane, 1,1-dichloroethylene and optionally at least one compound additional one selected from the group consisting of 1,1-difluoroethylene, 1,1,1-trifluoroethane, chlorotrifluoroethylene, 1-chloro-1-fluoroethylene, 1,1-difluoroethane, trans-1-chloro-2-fluoroethylene, 1.1 , 2-trifluoroethane, 1-chloro-2,2,2-trifluoroethane, 1-chloro-1,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 2,2-dichloro-1,1,1- trifluoroethane, 1,1-dichloro-1-fluorethane, 1,2-dichloro-1-fluoroethylene, 1,1-dichloro-2-fluoroethylene, 1,2-dichloro-1,1-difluoroethane
- said composition comprises 1-chloro-2,2-difluoroethane, 1,1-dichloroethylene, trans-1,2-dichloroethylene and optionally at least one additional compound selected from the group consisting of difluoroethylene, 1,1,1-trifluoroethane, chlorotrifluoroethylene, 1-chloro-1-fluoroethylene, 1,1-difluoroethane, trans-1-chloro-2-fluoroethylene, 1,1,2-trifluoroethane, 1-chloro-2, 2,2-Trifluoroethane, 1-chloro-1,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 2,2-dichloro-1,1,1-trifluoroethane, 1,1-dichloro- fluorethane, 1-chloro-2,2-difluoroethane, 1,2-dichloro-1-fluoroethylene, 1,1-dichloro-2-fluoroethylene,
- said composition comprises 1-chloro-2,2-difluoroethane, 1,1-dichloroethylene, trans-1,2-dichloroethylene, 1-chloro-2,2,2-trifluoroethane and 1,1, 2-trifluoroethane.
- said composition comprises at least 99.5% by weight of 1-chloro-2,2-difluoroethane, less than 50 ppm of 1,1,2-trifluoroethane, less than 100 ppm of 1-chloro-2,2 2-trifluoroethane and less than 5000 ppm trans-1,2-dichloroethylene and less than 50 ppm 1,1-dichloroethylene.
- said composition also comprises less than 500 ppm h 2 O, advantageously less than 400 ppm h 2 O, preferably less than 300 ppm h 2 O, in particular less than 100 ppm h 2 O, more particularly less than 10 ppm.
- said composition also comprises at least one additional compound selected from the group consisting of 1,1-difluoroethylene, 1,1,1-trifluoroethane, chlorotrifluoroethylene, 1-chloro-1-fluoroethylene, 1,1-difluoroethane, trans- 1-chloro-2-fluoroethylene, 1-chloro-1,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 2,2-dichloro-1,1,1-trifluoroethane, 1,1-dichloroethane, 1-fluorethane, 1-chloro-2,2-difluoroethane, 1,2-dichloro-1-fluoroethylene, 1,1-dichloro-2-fluoroethylene, 1,2-dichloro-1,1-difluoroethane, 1,1- dichloro-2,2-difluoroethane, cis-1,2-dichloroethylene, 1,2,2-trichloro-1,1
- said composition is used as starting material for the synthesis of 2,2-difluoroethylamine.
- a process for preparing a compound of formula CF2CH2NHCH2A (I) comprises the steps of:
- step (b) reaction between the composition of step (a) and an amine of formula ACH2NH2 (II) to obtain the compound of formula CF2CH2N HCH2A (I) wherein A is selected from the group consisting of a pyrid-2- radical; yl, pyrid-4-yl or pyrid-3-yl optionally substituted in the 6-position by a fluorine, chlorine, bromine, methyl, trifluoromethyl or trifluoromethoxy atom, or is a pyridazin-3-yl optionally substituted in the 6-position.
- A is selected from the group consisting of a pyrid-2- radical; yl, pyrid-4-yl or pyrid-3-yl optionally substituted in the 6-position by a fluorine, chlorine, bromine, methyl, trifluoromethyl or trifluoromethoxy atom, or is a pyridazin-3-yl optionally substituted in the 6-position.
- X is F, Cl, Br, I, C 1 -C 6 alkyl, C 1 -C 6 -haloalkyl; and Y is
- said composition is used as reagents for the synthesis of vinylidene fluoride and / or 1,2-difluoroethylene.
- said composition is used as a foaming agent or as a refrigerant.
- said composition is used as reagent or synthesis intermediate for the preparation of 2,2-difluoroethanol or for the preparation of compounds comprising a functional group sulfone, ether, ester, methacrylate or for the preparation of the éthyldifluorobromoacemente.
- the present invention relates to a composition
- a composition comprising 1-chloro-2,2-difluoroethane.
- Said composition also comprises at least one additional compound selected from the group consisting of 1,1-difluoroethylene, 1,1,1-trifluoroethane, chlorotrifluoroethylene, 1-chloro-1-fluoroethylene, 1,1-difluoroethane, trans-1-chloro 2-Fluoroethylene, 1-chloro-2,2,2-trifluoroethane, 1-chloro-1,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 2,2-dichloro-1,1,1 trifluoroethane, 1,1-dichloro-1-fluorethane, 1,1-dichloroethylene, 1,2-dichloro-1-fluoroethylene, 1,1-dichloro-2-fluoroethylene, 1,2-dichloro-1,1-difluoroethane 1,1,
- the composition comprises 1-chloro-2,2-difluoroethane and at least one additional compound selected from the group consisting of 1,1-difluoroethylene, chlorotrifluoroethylene, 1-chloro-1-fluoroethylene, 1,1-difluoroethane, trans 1-chloro-2-fluoroethylene, 1-chloro-2,2,2-trifluoroethane, 1-chloro-1,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 2,2-dichloro-1 1,1-Dichloro-1-fluorethane, 1,2-dichloro-1-fluoroethylene, 1,1-dichloro-2-fluoroethylene, 1,2-dichloro-1,1-difluoroethane, 1,1-trifluoroethane, 1,1-dichloro-1-fluoroethane, 1-dichloro-2,2-difluoroethane, cis-1,2-dich
- the term "at least one” refers to one or more, and includes compositions comprising 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16. , 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41 or additional compound (s) as described in this application.
- additional compound as described in this application.
- the content expressed corresponds to the content of each of said additional compounds independently of the other additional compounds that may be present in the composition.
- said composition comprises at least 30% by weight of 1-chloro-2,2-difluoroethane on the basis of the total weight of the composition.
- the composition comprises at least 40% by weight of 1-chloro-2,2-difluoroethane on the basis of the total weight of the composition, advantageously at least 50% by weight of 1-chloro-2,2-difluoroethane, preferably at least 60% by weight of 1-chloro-2,2-difluoroethane, in particular at least 80% by weight of 1-chloro-2,2-difluoroethane, more particularly at least 90% by weight of 1-chloro-2,2-difluoroethane, 2,2-difluoroethane, preferably at least 95% by weight of 1-chloro-2,2-difluoroethane.
- Said composition comprises less than 40% by weight of said at least one additional compound based on the total weight of the composition, advantageously less than 35% by weight, preferably less than 30% by weight, more preferably less than 25% by weight, in particular less than 20% by weight, more particularly less than 10% by weight of said at least one additional compound based on the total weight of the composition.
- the composition comprises less than 5% by weight of said at least one additional compound based on the total weight of the composition, advantageously less than 4% by weight of said at least one additional compound, preferably less than 3% by weight of said at least one additional compound, more preferably less than 2% by weight of said at least one additional compound, in particular less than 1% by weight of said at least one additional compound, more particularly less than 1000 ppm of said at least one additional compound based on of the total weight of the composition.
- said at least one additional compound may also be selected from trans-1,2-dichloroethylene, 1,1,2-trifluoroethane and 1,2-dichloro-1-fluoroethane.
- the content of 1,1-dichloroethylene in said composition may be less than 2% by weight based on the total weight of the composition, advantageously less than 1% by weight, preferably less than 0.5% by weight, more preferably less than 1000 ppm, in particular less than 500 ppm, more particularly less than 100 ppm, more preferably less than 50 ppm, more preferably less than 10 ppm, even more preferably less than 1 ppm.
- said composition may also be free of 1,1-dichloroethylene, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1,1-difluoroethylene in said composition may be less than 1% by weight based on the total weight of the composition, advantageously less than 0.5% by weight, preferably less than 1000 ppm, more preferably less than 500 ppm , in particular less than 250 ppm, more particularly less than 200 ppm, preferably less than 50 ppm, more preferably less than 10 ppm, more preferably less than 1 ppm.
- said composition may also be free of 1,1-difluoroethylene, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1,1,1-trifluoroethane in said composition may be less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, of preferably less than 2% by weight, more preferably less than 1% by weight, in particular less than 250 ppm, more particularly less than 200 ppm, preferably less than 50 ppm, more preferably less than 10 ppm, so even more preferred less than 1 ppm.
- said composition may also be free of 1,1,1-trifluoroethane, that is to say less than 1 ppm based on the total weight of the composition.
- the content of chlorotrifluoroethylene in said composition may be less than 1000 ppm, advantageously less than 500 ppm, preferably less than 250 ppm, more preferably less than 100 ppm, in particular less than 50 ppm.
- said composition may also be free of chlorotrifluoroethylene, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1-chloro-1-fluoroethylene in said composition may be less than 1% by weight based on the total weight of the composition, preferably less than 5000 ppm, preferably less than 2500 ppm, more preferably less than 1000 ppm.
- said composition may also be devoid of 1-chloro-1-fluoroethylene, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1,1-difluoroethane in said composition may be less than 1% by weight based on the total weight of the composition, advantageously less than 5000 ppm, preferably less than 2500 ppm, more preferably less than 1000 ppm, in particular less than 500 ppm, more particularly less than 300 ppm.
- said composition may also be free of 1,1-difluoroethane, that is to say less than 1 ppm based on the total weight of the composition.
- the content of trans-1-chloro-2-fluoroethylene in said composition may be less than 2% by weight based on the total weight of the composition, advantageously less than 1% by weight, preferably less than 8000 ppm, more preferably less at 5000 ppm, in particular less than 4000 ppm, more particularly less than 3000 ppm.
- said composition may also be free of trans-1-chloro-2-fluoroethylene, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1,1,2-trifluoroethane in said composition may be less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less at 2% by weight, in particular less than 1% by weight, more particularly less than 1000 ppm, so preferred less than 500 ppm, more preferably less than 100 ppm, even more preferred less than 50 ppm.
- the content of 1-chloro-2,2,2-trifluoroethane in said composition may be less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 3% by weight. more preferably less than 2% by weight, in particular less than 1% by weight, more preferably less than 1000 ppm, preferably less than 500 ppm, more preferably less than 100 ppm, even more preferably less than 60 ppm.
- the content of 1-chloro-1,2,2-trifluoroethane in said composition may be less than 1% by weight based on the total weight of the composition, advantageously below 5000 ppm, preferably below 4000 ppm, more preferably below at 3000 ppm, in particular less than 2000 ppm, more particularly less than 1600 ppm.
- said composition may also be free of 1-chloro-1,2,2-trifluoroethane, that is to say less than 1 ppm based on the total weight of the composition.
- the cis-1-chloro-2-fluoroethylene content in said composition may be less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, more particularly less than 8000 ppm.
- said composition can also be devoid of cis-1-chloro-2-fluoroethylene, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 2,2-dichloro-1,1,1-trifluoroethane in said composition may be less than 1% by weight based on the total weight of the composition, advantageously less than 5000 ppm, preferably less than 4000 ppm, more preferably less than 3000 ppm, in particular less than 2000 ppm, more particularly less than 1000 ppm.
- said composition may also be free of 2,2-dichloro-1,1,1-trifluoroethane, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1,1-dichloro-1-fluorethane in said composition may be less than 1% by weight based on the total weight of the composition, advantageously below 5000 ppm, preferably below 4000 ppm, more preferably below 3000 ppm. ppm, in particular less than 2000 ppm, more particularly less than 1000 ppm.
- said composition may also be free of 1,1-dichloro-1-fluorethane, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1,2-dichloro-1-fluoroethylene in said composition may be less than 1% by weight based on the total weight of the composition, preferably less than 5000 ppm, preferably less than 4000 ppm, more preferably less than 3000. ppm, in particular less than 2000 ppm, more particularly less than 1000 ppm.
- said composition may also be free of 1,2-dichloro-1-fluoroethylene, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1,1-dichloro-2-fluoroethylene in said composition may be less than 1% by weight based on the total weight of the composition, advantageously below 5000 ppm, preferably below 4000 ppm, more preferably below 3000 ppm. ppm, in particular less than 2000 ppm, more particularly less than 1000 ppm.
- said composition may also be free of 1,1-dichloro-2-fluoroethylene, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1,2-dichloro-1,1-difluoroethane in said composition may be less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 3% by weight. more preferably less than 2% by weight, in particular less than 1% by weight, more particularly less than 5000 ppm, and preferably less than 2500 ppm.
- said composition may also be free of 1,2-dichloro-1,1-difluoroethane, that is to say less than 1 ppm based on the total weight of the composition.
- the content of trans-1,2-dichloroethylene in said composition may be less than
- 30% by weight based on the total weight of the composition advantageously less than 20% by weight, preferably less than 15% by weight, more preferably less than 10% by weight, in particular less than 5% by weight, more particularly less than 1% by weight, preferably less than 7500 ppm, more preferably less than 5000 ppm.
- the content of 1,1-dichloro-2,2-difluoroethane in said composition may be less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 3% by weight. more preferably less than 2% by weight, in particular less than 1% by weight.
- said composition may also be free of 1,1-dichloro-2,2-difluoroethane, that is to say less than 1 ppm based on the total weight of the composition.
- the content of cis-1,2-dichloroethylene in said composition may be less than 40% by weight based on the total weight of the composition, advantageously less than 30% by weight, preferably less than 20% by weight, more preferably less at 15% by weight, in especially less than 10% by weight, more particularly less than 5% by weight.
- said composition may also be devoid of cis-1,2-dichloroethylene, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1,2,2-trichloro-1,1-difluoroethane in said composition may be less than 2% by weight based on the total weight of the composition, advantageously less than 1% by weight, preferably less than 5000 ppm. more preferably less than 2500 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm.
- said composition may also be free of 1,2,2-trichloro-1,1-difluoroethane, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1,2-dichloro-1-fluoroethane in said composition may be less than 10% by weight based on the total weight of said composition, advantageously less than 9% by weight, preferably less than 8% by weight, more preferably less than 7% by weight, in particular less than 6% by weight, more particularly less than 5% by weight, preferably less than 4% by weight.
- said composition may also be free of 1,2,2-trichloro-1,1-difluoroethane, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1,1,1-trichloroethane in said composition may be less than 1% by weight based on the total weight of the composition, advantageously less than 5000 ppm, preferably less than 4000 ppm, more preferably less than 3000 ppm, in particular less than 2000 ppm, more particularly less than 1000 ppm.
- said composition may also be free of 1,1,1-trichloroethane, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1,1-dichloroethane in said composition may be less than 1% by weight based on the total weight of the composition, advantageously less than 5000 ppm, preferably less than 4000 ppm, more preferably less than 3000 ppm, in particular less than 2000 ppm, more particularly less than 1000 ppm.
- said composition may also be free of 1,1-dichloroethane, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1,1,2-trichloro-1-fluroethane in said composition may be less than 2% by weight based on the total weight of the composition, advantageously less than 1% by weight, preferably less than 5000 ppm, more preferably less than 2500 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, so preferred less than 100 ppm.
- said composition may also be free of 1,1,2-trichloro-1-fluroethane, that is to say less than 1 ppm based on the total weight of the composition.
- the content of trichlorethylene in said composition may be less than 3% by weight based on the total weight of the composition, advantageously less than 2% by weight, preferably less than 10,000 ppm, more preferably less than 7500 ppm, in particular less than 5000 ppm, more particularly less than 3500 ppm.
- said composition may also be free of trichlorethylene, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1,1,2-trichloro-2-fluoroethane in said composition may be less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 3% by weight. more preferably less than 2% by weight, in particular less than 1% by weight.
- said composition may also be free of 1,1,2-trichloro-2-fluoroethane, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1,1,2-trichloroethane in said composition may be less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less at 2% by weight, in particular less than 1% by weight.
- said composition may also be free of 1,1,2-trichloroethane, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1,1,2,2-tetrachloro-1-fluoroethane in said composition may be less than 5% by weight based on the total weight of the composition, advantageously less than 2% by weight, preferably less than 1%. by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, and preferably less than 100 ppm.
- said composition may also be free of 1,1,2,2-tetrachloro-1-fluoroethane, that is to say less than 1 ppm based on the total weight of the composition.
- the content of tetrachlorethylene in said composition may be less than 5% by weight based on the total weight of the composition, advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm.
- said composition can also be without tetrachlorethylene, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1,1,1,2-tetrachloroethane in said composition may be less than 5% by weight based on the total weight of the composition, advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, and preferably less than 100 ppm.
- said composition may also be free of 1,1,1,2-tetrachloroethane, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1,1,2,2-tetrachloroethane in said composition may be less than
- composition may also be free of 1,1,1,2-tetrachloroethane, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1,1,1,2,2-pentachloroethane in said composition may be less than 5% by weight based on the total weight of the composition, advantageously less than 2% by weight, preferably less than 1% by weight. more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm.
- said composition may also be devoid of 1,1,1,2,2-pentachloroethane, that is to say less than 1 ppm based on the total weight of the composition.
- the content of tetrachloromethane in said composition may be less than 5% by weight based on the total weight of the composition, advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm.
- said composition may also be devoid of tetrachloromethane, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1,2,2-trichloro-1-fluoroethylene in said composition may be less than 5% by weight based on the total weight of the composition, advantageously less than 2% by weight, preferably less than 1% by weight , more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, of preferential way less than 100 ppm, more preferably less than 50 ppm.
- said composition may also be devoid of 1,2,2-trichloro-1-fluoroethylene, that is to say less than 1 ppm based on the total weight of the composition.
- the isomer content of the chloropropene in said composition may be less than 5% by weight based on the total weight of the composition, advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm.
- said composition may also be devoid of chloropropene isomers, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1,2-dichloro-1-fluoroethylene in said composition may be less than 5% by weight based on the total weight of the composition, advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm.
- said composition may also be free of 1,2-dichloro-1-fluoroethylene, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1-chloro-2-fluoroethane in said composition may be less than 5% by weight based on the total weight of the composition, advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less at 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm.
- said composition may also be free of 1-chloro-2-fluoroethane, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1-chloro-1-fluoroethane in said composition may be less than 5% by weight based on the total weight of the composition, advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less at 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm.
- said composition may also be devoid of 1-chloro-1-fluoroethane, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1,1-chloro-2,2,2-trifluoroethane in said composition may be less than 5% by weight based on the total weight of the composition, advantageously below at 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more preferably less than 500 ppm, preferentially less than 100 ppm, more preferably less than 50 ppm.
- said composition may also be free of 1,1-chloro-2,2,2-trifluoroethane, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1,1,1-trichloro-2,2-difluoroethane in said composition may be less than 5% by weight based on the total weight of the composition, advantageously less than 2% by weight, preferably less than 1%. by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm.
- said composition may also be free of 1,1,1-trichloro-2,2-difluoroethane, that is to say less than 1 ppm based on the total weight of the composition.
- the content of 1-chloroethylene in said composition may be less than 5% by weight based on the total weight of the composition, advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm.
- said composition may also be devoid of 1-chloroethylene, ie less than 1 ppm based on the total weight of the composition.
- the content of 1-fluoroethylene in said composition may be less than 5% by weight based on the total weight of the composition, advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm.
- said composition may also be free of 1-fluoroethylene, that is to say less than 1 ppm based on the total weight of the composition.
- the content of H2O in said composition may be less than 1% by weight based on the total weight of the composition, advantageously less than 5000 ppm, preferably less than 3000 ppm, more preferably less than 1000 ppm, in particular less than 750 ppm. more preferably less than 500 ppm, preferably less than 250 ppm, more preferably less than 100 ppm, more preferably less than 50 ppm, more preferably less than 10 ppm.
- the content of HCl in said composition may be such that the pH thereof is between 6 and 9, advantageously between 6.5 and 8.5, preferably between 6.5 and 8.0, more preferably between 7 and 0 and 8.0.
- the content of HCl may be less than 5%, advantageously less than 2%, preferably less than 5000 ppm, more preferably less than 1000 ppm, in particular less than 100 ppm, more particularly less than 1 ppm.
- said composition comprises 1-chloro-2,2-difluoroethane and 1,1-dichloroethylene.
- said composition comprises 1-chloro-2,2-difluoroethane, 1,1-dichloroethylene and optionally at least one additional compound selected from the group consisting of 1,1-difluoroethylene, 1,1,1-trifluoroethane, chlorotrifluoroethylene, 1-chloro-1-fluoroethylene, 1,1-difluoroethane, trans-1-chloro-2-fluoroethylene, 1,1,2-trifluoroethane, 1-chloro-2,2,2-trifluoroethane, 1-chloro-1, 2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 2,2-dichloro-1,1,1-trifluoroethane, 1,1-dichloro-1-fluorethane, 1,2-dichloro-1-fluoroethylene,
- Said composition may thus comprise at least 40% by weight, advantageously at least 50% by weight, preferably at least 60% by weight, in particular at least 80% by weight, more particularly at least 90% by weight, in a preferred manner at least 95% by weight of 1-chloro-2,2-difluoroethane; a content of 1,1-dichloroethylene less than 2% by weight, preferably less than 1% by weight, preferably less than 0.5% by weight, more preferably less than 1000 ppm, in particular less than 500 ppm, more particularly lower at 100 ppm, preferably less than 50 ppm, more preferably less than 10 ppm, more preferably less than 1 ppm; and optionally less than 5% by weight, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, more preferably less than 1000 ppm of at least one additional compound selected from the group consisting of 1,1-difluoroethylene, 1,1,1-trifluoro
- said composition may comprise 1-chloro-2,2-difluoroethane, 1,1-dichloroethylene, trans-1,2-dichloroethylene and optionally at least one additional compound selected from the group consisting of 1,1-difluoroethylene, 1, 1,1-trifluoroethane, chlorotrifluoroethylene, 1-chloro-1-fluoroethylene, 1,1-difluoroethane, trans-1-chloro-2-fluoroethylene, 1,1,2-trifluoroethane, 1-chloro-2,2,2- trifluoroethane, 1-chloro-1,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 2,2-dichloro-1,1,1-trifluoroethane, 1,1-dichloro-1-fluorethane, chloro-2,2-difluoroethane, 1,2-dichloro-1-fluoroethylene, 1,1-dichloro-2-fluoroethylene,
- said composition may comprise at least 40% by weight, advantageously at least 50% by weight, preferably at least 60% by weight, in particular at least 80% by weight, more particularly at least 90% by weight, preferably at least 95% by weight of 1-chloro-2,2-difluoroethane; a content in
- 1.1-dichloroethylene less than 2% by weight preferably less than 1% by weight, preferably less than 0.5% by weight, more preferably less than 1000 ppm, in particular less than 500 ppm, more particularly less than 100 ppm, preferred way less than 50 ppm, more preferably less than 10 ppm, more preferably less than 1 ppm; a content of trans-1,2-dichloroethylene of less than 30% by weight, advantageously less than 20% by weight, preferably less than 15% by weight, more preferably less than 10% by weight, in particular less than 5% by weight, weight, more particularly less than 1% by weight, preferably less than 7500 ppm, more preferably less than 5000 ppm; and optionally less than 5% by weight, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, more particularly less than 1000 ppm at least one additional compound selected from the group consisting of 1,1-difluoroethylene, 1,1,
- said composition may comprise at least 80% by weight of 1-chloro
- 2.2-difluoroethane a content of 1,1-dichloroethylene of less than 50 ppm, a content of trans-1,2-dichloroethylene of less than 20% by weight and less than 500 ppm of h 0, advantageously less than 400 ppm of h 0, of preferably less than 300 ppm h, in particular less than 100 ppm h, more particularly less than 10 ppm h, based on the total weight of the composition.
- Said composition may have a pH of between 6.5 and 8.
- said composition may comprise at least 95% by weight of 1-chloro-2,2-difluoroethane; a content of 1,1-dichloroethylene of less than 50 ppm, a content of trans-1,2-dichloroethylene of less than 5% by weight, preferably less than 3% by weight, and less than 500 ppm of h 0, advantageously less than 400 ppm h, preferably less than 300 ppm h, in particular less than 100 ppm h, more particularly less than 10 ppm h, based on the total weight of the composition .
- Said composition may have a pH of between 6.5 and 8.
- said composition may comprise 1-chloro-2,2-difluoroethane, 1,1-dichloroethylene, trans-1,2-dichloroethylene, 1-chloro-2,2,2-trifluoroethane and 1,1,2-trifluoroethane .
- Said composition may comprise at least 40% by weight, advantageously at least 50% by weight, preferably at least 60% by weight, in particular at least 80% by weight, more particularly at least 90% by weight, preferably at minus 95% by weight of 1-chloro-2,2-difluoroethane; a content of 1,1-dichloroethylene less than 2% by weight, preferably less than 1% by weight, preferably less than 0.5% by weight, more preferably less than 1000 ppm, in particular less than 500 ppm, more particularly lower at 100 ppm, preferably less than 50 ppm, more preferably less than 10 ppm, more preferably less than 1 ppm; a content of trans-1,2-dichloroethylene of less than 30% by weight, advantageously less than 20% by weight, preferably less than 15% by weight, more preferably less than 10% by weight, in particular less than 5% by weight, weight, more particularly less than 1% by weight, preferably less than 7500 ppm, more preferably less than 5000 ppm; a content of
- said composition may comprise at least 99.5% by weight of 1-chloro-2,2-difluoroethane, less than 50 ppm of 1,1,2-trifluoroethane, less than 100 ppm of 1-chloro-2, 2,2-trifluoroethane and less than 5,000 ppm trans-1,2-dichloroethylene and less than 50 ppm 1,1-dichloroethylene.
- said composition may comprise at least one additional compound selected from the group consisting of 1,1-difluoroethylene, 1,1,1-trifluoroethane, chlorotrifluoroethylene, 1-chloro-1-fluoroethylene, 1,1-difluoroethane, trans-1 2-chloro-fluoroethylene, 1-chloro-1,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 2,2-dichloro-1,1,1-trifluoroethane, 1,1-dichloro-1 fluoroethane, 1,2-dichloro-1-fluoroethylene, 1,1-dichloro-2-fluoroethylene, 1,2-dichloro-1,1-difluoroethane, 1,1-dichloro-2,2-difluoroethane, cis-1 2-dichloroethylene, 1,2,2-trichloro-1,1-difluoroethane, 1,2-dichloro-1-fluor, 1,
- said composition may comprise H 2 O.
- said composition may comprise less than 500 ppm of h 2 O, advantageously less than 400 ppm of h 2 O, preferably less than 300 ppm of h 2 O, in particular less than 100 ppm of h 2 O, more particularly less than 10 ppm h 0.
- said composition may comprise at least 99.5% by weight of 1-chloro-2,2-difluoroethane, less than 50 ppm of 1,1,2-trifluoroethane, less than 100 ppm 1-chloro-2,2,2-trifluoroethane and less than 5,000 ppm trans-1,2-dichloroethylene, less than 50 ppm 1,1-dichloroethylene and less than 500 ppm h 0, preferably less than 400 ppm h, preferably less than 300 ppm h, in particular less than 100 ppm h, more particularly less than 10 ppm h 0.
- the pH of said composition can be between 6 , 5 and 8.
- said composition may comprise 1-chloro-2,2-difluoroethane, 1,1-dichloroethylene, trans-1,2-dichloroethylene, 1-chloro-2,2,2-trifluoroethane, 1,1,2-trifluoroethane and at least one, two, three, four, five, six, seven, eight, nine, ten, eleven, twelve, thirteen, fourteen, fifteen, sixteen, seventeen, eighteen, nineteen, twenty, twenty-one or all the additional compounds selected from the group consisting of 1,1-difluoroethylene, 1,1,1-trifluoroethane, 1-chloro-1-fluoroethylene, 1,1-difluoroethane, trans-1-chloro 2-Fluoroethylene, 1-chloro-1,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 1,2-dichloro-1-fluoroethylene, 1,2-dichloro-1,1-difluoroethane, 1, 1-
- composition may comprise:
- At least 40% by weight advantageously at least 50% by weight, preferably at least 60% by weight of 1-chloro-2,2-difluoroethane;
- a content of 1,1-dichloroethylene less than 2% by weight based on the total weight of the composition advantageously less than 1% by weight, preferably less than 0.5% by weight, more preferably less than 1000 ppm, particular less than 500 ppm, more particularly less than 100 ppm, preferably less than 50 ppm, more preferably less than 10 ppm, more preferably less than 1 ppm;
- a content of trans-1,2-dichloroethylene in said composition may be less than 30% by weight based on the total weight of the composition, advantageously less than 20% by weight, preferably less than 15% by weight, more preferably less than 10% by weight;
- a content of 1-chloro-2,2,2-trifluoroethane in said composition may be less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 3% by weight, weight, more preferably less than 2% by weight, in particular less than 1% by weight;
- a content of 1,1,2-trifluoroethane in said composition may be less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight; and
- o 1,1-difluoroethylene in a content of less than 1% by weight based on the total weight of the composition advantageously less than 0.5% by weight, preferably less than 1000 ppm, more preferably less than 500 ppm, in particular less than at 250 ppm, more particularly less than 200 ppm, more preferably less than 50 ppm, more preferably less than 10 ppm, more preferably less than 1 ppm, o 1,1,1-trifluoroethane in a content of less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 2% by weight, more preferably less than 1% by weight, weight, in particular less than 250 ppm, more particularly less than 200 ppm, preferably less than 50 ppm, more preferably less than 10 ppm, more preferably less than 1 ppm,
- o 1-chloro-1-fluoroethylene in a content of less than 1% by weight based on the total weight of the composition, advantageously less than 5000 ppm, preferably less than 2500 ppm, more preferably less than 1000 ppm,
- o 1,1-difluoroethane in a content of less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 2500 ppm, more preferably less than 1000 ppm, in particular less than 500 ppm , more particularly less than 300 ppm, o trans-1-chloro-2-fluoroethylene in a content of less than 2% by weight based on the total weight of the composition, preferably less than 1% by weight, preferably less than 8000 ppm more preferably less than 5000 ppm, in particular less than 4000 ppm, more particularly less than 3000 ppm,
- 1-chloro-1,2,2-trifluoroethane in a content of less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 4000 ppm, more preferably less than 3000 ppm, in particular less than 2000 ppm, more particularly less than 1600 ppm,
- cis-1-chloro-2-fluoroethylene in a content of less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight % by weight, in particular less than 1% by weight, more particularly less than 8000 ppm,
- o 1,2-dichloro-1-fluoroethylene in a content of less than 1% by weight based on the total weight of the composition, preferably less than 5000 ppm, preferably less than 4000 ppm, more preferably less than 3000 ppm, in particular less than 2000 ppm, more particularly less than 1000 ppm,
- ol, 2-dichloro-1,1-difluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, more particularly less than 5000 ppm, preferably less than 2500 ppm,
- ol, 1-dichloro-2,2-difluorethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight,
- cis-1,2-dichloroethylene in a content of less than 40% by weight based on the total weight of the composition, advantageously less than 30% by weight, preferably less than 20% by weight, more preferably less than 15% by weight, weight, in particular less than 10% by weight, more particularly less than 5% by weight,
- o 1,2-dichloro-1-fluoroethane in a content of less than 10% by weight based on the total weight of said composition advantageously less than 9% by weight, preferably less than 8% by weight, more preferably less than 7% by weight % by weight, in particular less than 6% by weight, more particularly less than 5% by weight, preferably less than 4% by weight, o 1,1,2-trichloro-1-fluroethane in a content of less than 2 % by weight based on the total weight of the composition, advantageously less than 1% by weight, preferably less than 5000 ppm, more preferably less than 2500 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, so preferred less than 100 ppm,
- Trichlorethylene in a content of less than 3% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 10,000 ppm, more preferably less than 7500 ppm, in particular less than 5000 ppm, more especially less than 3500 ppm, 1,1,2-trichloro-2-fluoroethane in a content of less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight,
- 1,1,2-trichloroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight , in particular less than 1% by weight,
- 1,1,2,2-tetrachloro-1-fluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, and preferably less than 100 ppm,
- Tetrachlorethylene in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm,
- 1,1,2,2-tetrachloroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm , in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm,
- Tetrachloromethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm,
- 1,2,2-trichloro-1-fluoroethylene in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm,
- the isomers of chloropropene in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than at 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm; and
- ppm less than 500 ppm, advantageously less than 400 ppm, preferably less than 300 ppm, in particular less than 100 ppm of H 2 O, more particularly less than 10 ppm of H 2 O;
- the content of HCl in any of the compositions described above may be such that the pH thereof is between 6 and 9, preferably between 6.5 and 8.5, preferably between 6.5 and 8.0, more preferably between 7.0 and 8.0.
- composition comprising 1-chloro-2,2-difluoroethane and trans-1,2-dichloroethylene is provided.
- said composition comprises at least 40% by weight of 1-chloro-2,2-difluoroethane, advantageously at least 50% by weight, preferably at least 60% by weight; and a content by weight of trans-1,2-dichloroethylene is less than 25%, advantageously less than 20% by weight, preferably less than 15% by weight, more preferably less than 10% by weight, in particular less than 5% by weight.
- % by weight more particularly less than 3% by weight, preferably less than 10000 ppm, more preferably less than 5000 ppm based on the total weight of the composition.
- said composition comprises 1-chloro-2,2-difluoroethane, trans-1,2-dichloroethylene and at least one additional compound selected from the group consisting of 1,1-difluoroethylene, 1,1,1-trifluoroethane, chlorotrifluoroethylene 1-chloro-1-fluoroethylene, 1,1-difluoroethane, trans-1-chloro-2-fluoroethylene, 1-chloro-2,2,2-trifluoroethane, 1-chloro-1,2,2-trifluoroethane, cis 1-chloro-2-fluoroethylene, 1,1,2-trifluoroethane, 1,2-dichloro-1-fluoroethane, 2,2-dichloro-1,1,1-trifluoroethane, 1,1-dichloro-1-fluorethane 1,1-Dichloroethylene, 1,2-dichloro-1-fluoroethylene, 1,1-dichloro-2-fluoroethylene, 1,2-dichloroethylene
- said composition comprises at least 40% by weight of 1-chloro-2,2-difluoroethane, advantageously at least 50% by weight, preferably at least 60% by weight; and a content by weight of trans-1,2-dichloroethylene is less than 25%, advantageously less than 20% by weight, preferably less than 15% by weight, more preferably less than 10% by weight, in particular less than 5% by weight.
- % by weight more particularly less than 3% by weight, preferably less than 10000 ppm, more preferably less than 5000 ppm; and less than 35% by weight of said at least one additional compound, advantageously less than 30% by weight, preferably less than 10% by weight of said at least one additional compound, more preferably less than 15% by weight of said at least one compound additional, in particular less than 5% by weight of said at least one additional compound, more particularly less than 1% by weight of said at least one additional compound based on the total weight of the composition.
- said composition comprises 1-chloro-2,2-difluoroethane, trans-1,2-dichloroethylene, cis-1,2-dichloroethylene and 1-chloro-2,2,2-trifluoroethane.
- the content by weight of cis-1,2-dichloroethylene is less than 35% based on the total weight of the composition, advantageously less than 30% by weight, preferably less than 20% by weight, more preferably less than 15% by weight, in particular less than 5% by weight, more particularly less than 1% by weight, preferably less than 4000 ppm.
- the content by weight of 1-chloro-2,2-difluoroethane is less than 10% based on the total weight of the composition, advantageously less than 5% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 2000 ppm.
- said composition may comprise at least 40% by weight of 1-chloro-2,2-difluoroethane, advantageously at least 50% by weight, preferably at least 60% by weight. weight; and a content by weight of trans-1,2-dichloroethylene is less than 25%, advantageously less than 20% by weight, preferably less than 15% by weight, more preferably less than 10% by weight, in particular less than 5% by weight.
- % by weight more particularly less than 3% by weight, preferably less than 10000 ppm, more preferably less than 5000 ppm; a content by weight of cis-1,2-dichloroethylene is less than 35%, advantageously less than 30% by weight, preferably less than 20% by weight, more preferably less than 15% by weight, in particular less than 5% by weight, more particularly less than 1% by weight, preferably less than 4000 ppm; and a content by weight of 1-chloro-2,2-difluoroethane is less than 10%, advantageously less than 5% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 2000 ppm based on the total weight of the composition.
- said composition may thus comprise at least one additional compound selected from the group consisting of 1,1-difluoroethylene, 1,1,1-trifluoroethane, chlorotrifluoroethylene, 1-chloro-1-fluoroethylene, 1,1-difluoroethane, trans 1-chloro-2-fluoroethylene, 1,1,2-trifluoroethane, 1-chloro-1,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 2,2-dichloro-1,1,1 trifluoroethane, 1,1-dichloro-1-fluorethane, 1,1-dichloroethylene, 1,2-dichloro-1-fluoroethylene, 1,1-dichloro-2-fluoroethylene, 1,2-dichloro-1,1-difluoroethane 1,1,1-Dichloro-2,2-difluoroethane, 1,2,2-trichloro-1,1-difluoroethane,
- said at least one additional compound may be selected from the group consisting of 1,1-difluoroethylene, 1,1,1-trifluoroethane, 1-chloro-1-fluoroethylene, 1,1-difluoroethane, trans-1-chloro 2-Fluoroethylene, 1,1,2-trifluoroethane, 1-chloro-1,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 2,2-dichloro-1,1,1-trifluoroethane, 1 2-dichloro-1-fluoroethylene, 1,2-dichloro-1,1-difluoroethane, 1,1-dichloro-2,2-difluoroethane, 1,2-dichloro-1-fluoroethane, 1,1,2-trichloro 1-fluroethane, trichlorethylene, 1,1,2-trichloro-2-fluoroethane, 1,1,2-trichloroethane, 1,1,2,
- said composition may comprise 1-chloro-2,2-difluoroethane, trans-1,2-dichloroethylene, cis-1,2-dichloroethylene, 1-chloro-2,2,2-trifluoroethane and at least one additional compound selected from the group consisting of 1,1-difluoroethylene, 1,1,1-trifluoroethane, chlorotrifluoroethylene, 1-chloro-1-fluoroethylene, 1,1-difluoroethane, trans-1-chloro-2-fluoroethylene, 1,1,2 trifluoroethane, 1-chloro-1,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 2,2-dichloro-1,1,1-trifluoroethane, 1,1-dichloro-1-fluorethane, 1 1-dichloroethylene, 1,2-dichloro-1-fluoroethylene, 1,1-dichloro-2-fluoroethylene, 1,2-dichloro
- Said composition may comprise at least 40% by weight of 1-chloro-2,2-difluoroethane, advantageously at least 50% by weight, preferably at least 60% by weight; and a content by weight of trans-1,2-dichloroethylene is less than 25%, advantageously less than 20% by weight, preferably less than 15% by weight, more preferably less than 10% by weight, in particular less than 5% by weight.
- % by weight more particularly less than 3% by weight, preferably less than 10000 ppm, more preferably less than 5000 ppm; a content by weight of cis-1,2-dichloroethylene is less than 35%, advantageously less than 30% by weight, preferably less than 20% by weight, more preferably less than 15% by weight, in particular less than 5% by weight, more particularly less than 1% by weight, preferably less than 4000 ppm; and a content by weight of 1-chloro-2,2-difluoroethane is less than 10%, advantageously less than 5% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 2000 ppm; and less than 5% by weight, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, more particularly less than 1000 ppm of said at least one additional compound selected from the group consisting of 1,1-difluoroethylene, 1,1,
- said composition may comprise 1-chloro-2,2-difluoroethane, trans-1,2-dichloroethylene, cis-1,2-dichloroethylene, 1-chloro-2,2,2-trifluoroethane and minus an additional compound selected from the group consisting of 1,1-difluoroethylene, 1,1,1-trifluoroethane, 1-chloro-1-fluoroethylene, 1,1-difluoroethane, trans-1-chloro-2-fluoroethylene, 1, 1,2-trifluoroethane, 1-chloro-1,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 1,1-dichloroethylene, 1,2-dichloro-1-fluoroethylene, 1,2-dichloroethane 1,1-Difluoroethane, 1,1-dichloro-2,2-difluoroethane, 1,2-dichloro-1-fluoroethane, 1,2-dichloro-1
- said composition may comprise at least 40% by weight of 1-chloro-2,2-difluoroethane, advantageously at least 50% by weight, preferably at least 60% by weight; and a content by weight of trans-1,2-dichloroethylene is less than 25%, advantageously less than 20% by weight, preferably less than 15% by weight, more preferably less than 10% by weight, in particular less than 5% by weight.
- % by weight more particularly less than 3% by weight, preferably less than 10000 ppm, more preferably less than 5000 ppm; a content by weight of cis-1,2-dichloroethylene is less than 35%, advantageously less than 30% by weight, preferably less than 20% by weight, more preferably less than 15% by weight, in particular less than 5% by weight, more particularly less than 1% by weight, preferably less than 4000 ppm; and a content by weight of 1-chloro-2,2-difluoroethane is less than 10%, advantageously less than 5% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 2000 ppm; and less than 5% by weight, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, more particularly less than 1000 ppm of said at least one additional compound selected from the group consisting of 1,1-difluoroethylene, 1,1,
- 1,1,2-trifluoroethane 1-chloro-1,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 1,1-dichloroethylene, 1,2-dichloro-1-fluoroethylene, 1,2-dichloro-1,1-difluoroethane, 1,1-dichloro-2,2-difluoroethane, 1,2-dichloro-1-fluoroethane, 1,1,2- trichloro-1-fluoroethane, trichlorethylene, 1,1,2-trichloro-2-fluoroethane, 1,1,2-trichloroethane, 1,1,2,2-tetrachloro-1-fluoroethane, tetrachloroethylene, 1,1,2, 2- tetrachloroethane, 1,1,1,2,2-pentachloroethane, tetrachloromethane, 1,2,2-trichloro-1-fluoroethylene, the isomers of chloro
- 2.2-difluoroethane advantageously at least 50% by weight, preferably at least 60% by weight; and a content by weight of trans-1,2-dichloroethylene is less than 25%, advantageously less than 20% by weight, preferably less than 15% by weight, more preferably less than 10% by weight, in particular less than 5% by weight.
- % by weight more particularly less than 3% by weight, preferably less than 10000 ppm, more preferably less than 5000 ppm; a content by weight of cis-1,2-dichloroethylene is less than 35%, advantageously less than 30% by weight, preferably less than 20% by weight, more preferably less than 15% by weight, in particular less than 5% by weight, more particularly less than 1% by weight, preferably less than 4000 ppm; and a content by weight of 1-chloro-2,2-difluoroethane is less than 10%, advantageously less than 5% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 2000 ppm; and less than 5% by weight, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, more particularly less than 1000 ppm of said at least one, two, three, four, five, six, seven, eight, nine, ten, eleven
- composition may comprise:
- At least 40% by weight of 1-chloro-2,2-difluoroethane advantageously at least 50% by weight, preferably at least 60% by weight;
- a content by weight of trans-1,2-dichloroethylene is less than 25%, advantageously less than 20% by weight, preferably less than 15% by weight, more preferably less than 10% by weight, in particular less than 5% by weight; % by weight, more particularly less than 3% by weight, preferably less than 10000 ppm, more preferably less than 5000 ppm;
- a content by weight of cis-1,2-dichloroethylene is less than 35%, advantageously less than 30% by weight, preferably less than 20% by weight, more preferably less than 15% by weight, in particular less than 5% by weight; % by weight, more particularly less than 1% by weight, preferably less than 4000 ppm;
- a content by weight of 1-chloro-2,2-difluoroethane is less than 10%, advantageously less than 5% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 2000 ppm;
- ⁇ At least one, two, three, four, five, six, seven, eight, nine, ten, eleven, twelve, thirteen, fourteen, fifteen, sixteen, seventeen, eighteen, nineteen, twenty, twenty one, twenty-two or all the additional compounds selected from the group consisting of o-1,1-difluoroethylene in a content of less than 1% by weight based on the total weight of the composition, advantageously less than 0 5% by weight, preferably less than 1000 ppm, more preferably less than 500 ppm, in particular less than 250 ppm, more particularly less than 200 ppm, preferably less than 50 ppm, more preferably less than 10 ppm, even more privileged way less than 1 ppm, 1.1.1- trifluoroethane in a content of less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 2% by weight, more preferably less than 1% by weight, particular less than 250 ppm, more particularly less than 200 ppm,
- 1-chloro-1-fluoroethylene in a content of less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 2500 ppm, more preferably less than 1000 ppm,
- 1,1-difluoroethane in a content of less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 2500 ppm, more preferably less than 1000 ppm, in particular less than 500 ppm, more particularly, less than 300 ppm, trans-1-chloro-2-fluoroethylene in a content of less than 2% by weight based on the total weight of the composition, advantageously less than 1% by weight, preferably less than 8000 ppm, more preferably less than 5000 ppm, in particular less than 4000 ppm, more particularly less than 3000 ppm,
- 1.1.2- trifluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, particular less than 1% by weight, more particularly less than 1000 ppm, preferably less than 500 ppm, more preferably less than 100 ppm, even more preferred less than 50 ppm,
- 1-chloro-1,2,2-trifluoroethane in a content of less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 4000 ppm, more preferably less than 3000 ppm, in particular less than 2000 ppm, more particularly less than 1600 ppm, cis-1-chloro-2-fluoroethylene in a content of less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight % by weight, in particular less than 1% by weight, more particularly less than 8000 ppm,
- o 1,1-dichloroethylene in a content of less than 2% by weight based on the total weight of the composition, advantageously less than 1% by weight, preferably less than 0.5% by weight, more preferably less than 1000 ppm, in particular less than 500 ppm, more particularly less than 100 ppm, preferably less than 50 ppm, more preferably less than 10 ppm, even more preferred less than 1 ppm,
- o 1,2-dichloro-1-fluoroethylene in a content of less than 1% by weight based on the total weight of the composition, advantageously less than 5000 ppm, preferably less than 4000 ppm, more preferably less than 3000 ppm, in particular less than 2000 ppm, more particularly less than 1000 ppm,
- ol, 2-dichloro-1,1-difluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, more particularly less than 5000 ppm, preferably less than 2500 ppm,
- ol, 1-dichloro-2,2-difluorethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight,
- o 1,2-dichloro-1-fluoroethane in a content of less than 10% by weight based on the total weight of said composition advantageously less than 9% by weight, preferably less than 8% by weight, more preferably less than 7% by weight % by weight, in particular less than 6% by weight, more particularly less than 5% by weight, preferably less than 4% by weight, 1,1,2-trichloro-1-fluroethane in a content of less than 2% by weight based on the total weight of the composition, advantageously less than 1% by weight, preferably less than 5000 ppm, more preferably less than 2500 ppm , in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm,
- Trichlorethylene in a content of less than 3% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 10,000 ppm, more preferably less than 7500 ppm, in particular less than 5000 ppm, more particularly less than 3500 ppm,
- 1,1,2-trichloro-2-fluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight,
- 1,1,2-trichloroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight , in particular less than 1% by weight,
- 1,1,2,2-tetrachloro-1-fluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, and preferably less than 100 ppm,
- Tetrachlorethylene in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm,
- 1,1,2,2-tetrachloroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm,
- o 1,1,1,2,2-pentachloroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less at 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm,
- o tetrachloromethane in a content of less than 5% by weight based on the total weight of the composition preferably less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm more preferably less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm,
- o 1,2,2-trichloro-1-fluoroethylene in a content of less than 5% by weight based on the total weight of the composition, preferably less than 2% by weight, preferably less than 1% by weight, more preferably lower at 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm,
- the isomers of chloropropene in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than at 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm; and
- o optionally less than 500 ppm, preferably less than 400 ppm, preferably less than 300 ppm, in particular less than 100 ppm h, more particularly less than 10 ppm h O;
- said composition may comprise 1-chloro-2,2-difluoroethane, trans-1,2-dichloroethylene, cis-1,2-dichloroethylene, 1-chloro-2,2,2-trifluoroethane and at least one additional compound selected from the group consisting of 1,1-difluoroethylene, 1,1,1-trifluoroethane, chlorotrifluoroethylene, 1-chloro-1-fluoroethylene, 1,1-difluoroethane, trans-1-chloro-2-fluoroethylene 1,1,2-trifluoroethane, 1-chloro-1,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 2,2-dichloro-1,1,1-trifluoroethane, 1,1-dichloroethylene 1,1-Dichloro-1,1-difluoroethane, 1,1-dichloro-2,2-difluoro
- said composition may comprise at least 40% by weight of 1-chloro-2,2-difluoroethane, advantageously at least 50% by weight, preferably at least 60% by weight; and a content by weight of trans-1,2-dichloroethylene is less than 25%, advantageously less than 20% by weight, preferably less than 15% by weight, more preferably less than 10% by weight, in particular less than 5% by weight.
- % by weight more particularly less than 3% by weight, preferably less than 10000 ppm, more preferably less than 5000 ppm; a content by weight of cis-1,2-dichloroethylene is less than 35%, advantageously less than 30% by weight, preferably less than 20% by weight, more preferably less than 15% by weight, in particular less than 5% by weight, more particularly less than 1% by weight, preferably less than 4000 ppm; and a content by weight of 1-chloro-2,2-difluoroethane is less than 10%, advantageously less than 5% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 2000 ppm; and less than 5% by weight, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, more particularly less than 1000 ppm of said at least one additional compound selected from the group consisting of 1,1-difluoroethylene, 1,1,
- said composition may comprise 1-chloro-2,2- difluoroethane, trans-1,2-dichloroethylene, cis-1,2-dichloroethylene, 1-chloro-2,2,2-trifluoroethane and at least one, two, three, four, five, six, seven, eight, nine, ten, eleven, twelve, thirteen, fourteen, fifteen, sixteen, seventeen, eighteen, nineteen, twenty, twenty-one or all of the additional compounds selected from the group consisting of difluoroethylene, 1,1,1-trifluoroethane, chlorotrifluoroethylene, 1-chloro-1-fluoroethylene, 1,1-difluoroethane, trans-1-chloro-2-fluoroethylene, 1,1,2-trifluoroethane, 1-chloro-1 2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 2,2-dichloro-1,1,1-trifluoroethane, 1,1-dichloroethylene, 1,
- said composition may comprise at least 40% by weight of 1-chloro-2,2-difluoroethane, advantageously at least 50% by weight, preferably at least 60% by weight; and a content by weight of trans-1,2-dichloroethylene is less than 25%, advantageously less than 20% by weight, preferably less than 15% by weight, more preferably less than 10% by weight, in particular less than 5% by weight.
- % by weight more particularly less than 3% by weight, preferably less than 10000 ppm, more preferably less than 5000 ppm; a content by weight of cis-1,2-dichloroethylene is less than 35%, advantageously less than 30% by weight, preferably less than 20% by weight, more preferably less than 15% by weight, in particular less than 5% by weight, more particularly less than 1% by weight, preferably less than 4000 ppm; and a content by weight of 1-chloro-2,2-difluoroethane is less than 10%, advantageously less than 5% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 2000 ppm; and less than 5% by weight, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, more particularly less than 1000 ppm of said at least one, two, three, four, five, six, seven, eight, nine, ten, eleven
- composition may comprise:
- At least 40% by weight of 1-chloro-2,2-difluoroethane advantageously at least 50% by weight, preferably at least 60% by weight;
- a content by weight of trans-1,2-dichloroethylene is less than 25%, advantageously less than 20% by weight, preferably less than 15% by weight, more preferably less than 10% by weight, in particular less than 5% by weight; % by weight, more particularly less than 3% by weight, preferably less than 10000 ppm, more preferably less than 5000 ppm;
- a content by weight of cis-1,2-dichloroethylene is less than 35%, advantageously less than 30% by weight, preferably less than 20% by weight, more preferably less than 15% by weight, in particular less than 5% by weight; % by weight, more particularly less than 1% by weight, preferably less than 4000 ppm;
- a content by weight of 1-chloro-2,2-difluoroethane is less than 10%, advantageously less than 5% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 2000 ppm, and
- o 1,1-difluoroethylene in a content of less than 1% by weight based on the total weight of the composition advantageously less than 0.5% by weight, preferably less than 1000 ppm, more preferably less than 500 ppm, in particular less than at 250 ppm, more particularly less than 200 ppm, more preferably less than 50 ppm, more preferably less than 10 ppm, even more preferred less than 1 ppm, o 1,1,1-trifluoroethane in a lower content at 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 2% by weight, more preferably less than 1% by weight, in particular less than 250 ppm, more particularly lower at 200 ppm, preferably less than 50 ppm, more preferred less than 10 ppm, even more preferred less than 1 ppm,
- o chlorotrifluoroethylene in a content of less than 1000 ppm, advantageously less than 500 ppm, preferably less than 250 ppm, more preferably less than 100 ppm, in particular less than 50 ppm,
- o 1-chloro-1-fluoroethylene in a content of less than 1% by weight based on the total weight of the composition, advantageously less than 5000 ppm, preferably less than 2500 ppm, more preferably less than 1000 ppm,
- o 1,1-difluoroethane in a content of less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 2500 ppm, more preferably less than 1000 ppm, in particular less than 500 ppm , more particularly less than 300 ppm, o trans-1-chloro-2-fluoroethylene in a content of less than 2% by weight based on the total weight of the composition, preferably less than 1% by weight, preferably less than 8000 ppm more preferably less than 5000 ppm, in particular less than 4000 ppm, more particularly less than 3000 ppm,
- o 1,1,2-trifluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, weight, in particular less than 1% by weight, more particularly less than 1000 ppm, preferably less than 500 ppm, more preferably less than 100 ppm, more preferably less than 50 ppm.
- 1-chloro-1,2,2-trifluoroethane in a content of less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 4000 ppm, more preferably less than 3000 ppm, in particular less than 2000 ppm, more particularly less than
- cis-1-chloro-2-fluoroethylene in a content of less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, of preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, more particularly less than 8000 ppm,
- 2,2-dichloro-1,1,1-trifluoroethane in a content of less than 1% by weight based on the total weight of the composition advantageously below 5000 ppm, preferably below 4000 ppm, more preferably below 3000 ppm.
- ppm in particular less than 2000 ppm, more particularly less than 1000 ppm,
- o 1,1-dichloroethylene in a content of less than 2% by weight based on the total weight of the composition, advantageously less than 1% by weight, preferably less than 0.5% by weight, more preferably less than 1000 ppm, in particular less than 500 ppm, more particularly less than 100 ppm, preferably less than 50 ppm, more preferably less than 10 ppm, even more preferred less than 1 ppm,
- ol, 2-dichloro-1,1-difluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, more particularly less than 5000 ppm, preferably less than
- ol, 1-dichloro-2,2-difluorethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight,
- ol, 2,2-trichloro-1,1-difluoroethane in a content of less than 2% by weight based on the total weight of the composition advantageously less than 1% by weight, preferably less than 5000 ppm, more preferably less than 2500 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm.
- o 1,2-dichloro-1-fluoroethane in a content of less than 10% by weight based on the total weight of said composition advantageously less than 9% by weight, preferably less than 8% by weight, more preferably less than 7% by weight % by weight, in particular less than 6% by weight, more particularly less than 5% by weight, preferably less than 4% by weight, o 1,1,2-trichloro-1-fluroethane in a content of less than 2% by weight based on the total weight of the composition, advantageously less than 1% by weight, preferably less than 5000 ppm, more preferably less than 2500 ppm, in particular less than 1000 ppm, more particularly less than
- Trichlorethylene in a content of less than 3% by weight based on the total weight of the composition, advantageously less than 2% by weight, preferably less than 10,000 ppm, more preferably less than 7500 ppm, in particular less than 5000 ppm, more particularly inferior to
- ol, l, 2-trichloro-2-fluoroethane in a content of less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight,
- o 1,1,2-trichloroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, weight, in particular less than 1% by weight,
- o 1,1,2,2-tetrachloro-1-fluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, and preferably less than 100 ppm,
- Tetrachlorethylene in a content of less than 5% by weight based on the total weight of the composition, preferably less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm , more particularly less than
- o 1,1,2,2-tetrachloroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, of preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm,
- said composition may comprise 1-chloro-2,2-difluoroethane, trans-1,2-dichloroethylene, cis-1,2-dichloroethylene, 1-chloro-2,2,2-trifluoroethane and at least one additional compound selected from the group consisting of 1,1-difluoroethylene, 1-chloro-1-fluoroethylene, trans-1-chloro-2-fluoroethylene, 1,1,2-trifluoroethane, 1-chloro-1,2 2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 1,1-dichloroethylene, 1,2-dichloro-1,1-difluoroethane, 1,1-dichloro-2,2-difluoroethane, 1,2,2 trichloro-1,1-difluoroethane, 1,2-dichloro-1-fluoroethane, 1,1,2-trichloro-1-fluroethane, trichlor
- said composition may comprise at least 40% by weight of 1-chloro-2,2-difluoroethane, advantageously at least 50% by weight, preferably at least 60% by weight; and a content by weight of trans-1,2-dichloroethylene is less than 25%, advantageously less than 20% by weight, preferably less than 15% by weight, more preferably less than 10% by weight, in particular less than 5% by weight.
- % by weight more particularly less than 3% by weight, preferably less than 10000 ppm, more preferably less than 5000 ppm; a content by weight of cis-1,2-dichloroethylene is less than 35%, advantageously less than 30% by weight, preferably less than 20% by weight, more preferably less than 15% by weight, in particular less than 5% by weight, more particularly less than 1% by weight, preferably less than 4000 ppm; and a content by weight of 1-chloro-2,2-difluoroethane is less than 10%, advantageously less than 5% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 2000 ppm; and less than 5% by weight, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, more particularly less than 1000 ppm of said at least one additional compound selected from the group consisting of 1,1-difluoroethylene, 1-ch
- said composition may comprise 1-chloro-2,2-difluoroethane, trans-1,2-dichloroethylene, cis-1,2-dichloroethylene, 1-chloro-2,2,2-trifluoroethane and at least one, two , three, four, five, six, seven, eight, nine, ten, eleven, twelve, thirteen, fourteen, fifteen, sixteen, seventeen, eighteen or all of the additional compounds selected from the group 1,1-Difluoroethylene, 1-chloro-1-fluoroethylene, trans-1-chloro-2-fluoroethylene, 1,1,2-trifluoroethane, 1-chloro-1,2,2-trifluoroethane, cis-1 chloro-2-fluoroethylene, 1,1-dichloroethylene, 1,2-dichloro-1,1-difluoroethane, 1,1-dichloro-2,2-difluoroethane, 1,2,2-trichloro-1,1-difluoroethane, 1,
- said composition may comprise at least 40% by weight of 1-chloro-2,2-difluoroethane, advantageously at least 50% by weight, preferably at least 60% by weight; and a content by weight of trans-1,2-dichloroethylene is less than 25%, advantageously less than 20% by weight, preferably less than 15% by weight, more preferably less than 10% by weight, in particular less than 5% by weight.
- % by weight more particularly less than 3% by weight, preferably less than 10000 ppm, more preferably less than 5000 ppm; a content by weight of cis-1,2-dichloroethylene is less than 35%, advantageously less than 30% by weight, preferably less than 20% by weight, more preferably less than 15% by weight, in particular less than 5% by weight, more particularly less than 1% by weight, preferably less than 4000 ppm; and a content by weight of 1-chloro-2,2-difluoroethane is less than 10%, advantageously less than 5% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 2000 ppm; and less than 5% by weight, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, more particularly less than 1000 ppm of said at least one, two, three, four, five, six, seven, eight, nine, ten, eleven
- composition may comprise:
- At least 40% by weight of 1-chloro-2,2-difluoroethane advantageously at least 50% by weight, preferably at least 60% by weight;
- a content by weight of trans-1,2-dichloroethylene is less than 25%, advantageously less than 20% by weight, preferably less than 15% by weight, more preferably less than 10% by weight, in particular less than 5% by weight; % by weight, more particularly less than 3% by weight, preferably less than 10000 ppm, more preferably less than 5000 ppm;
- a content by weight of cis-1,2-dichloroethylene is less than 35%, advantageously less than 30% by weight, preferably less than 20% by weight, more preferably less than 15% by weight, in particular less than 5% by weight; % by weight, more particularly less than 1% by weight, preferably less than 4000 ppm;
- a content by weight of 1-chloro-2,2-difluoroethane is less than 10%, advantageously less than 5% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 2000 ppm, and
- o 1,1-difluoroethylene in a content of less than 1% by weight based on the total weight of the composition advantageously less than 0.5% by weight, preferably less than 1000 ppm, more preferably less than 500 ppm, in particular less than at 250 ppm, more particularly less than 200 ppm, more preferably less than 50 ppm, more preferably less than 10 ppm, more preferably less than 1 ppm, o 1-chloro-1-fluoroethylene in a lower content at 1% by weight based on the total weight of the composition, advantageously less than 5000 ppm, preferably less than 2500 ppm, more preferably less than 1000 ppm,
- trans-1-chloro-2-fluoroethylene in a content of less than 2% by weight based on the total weight of the composition advantageously less than 1% by weight weight, preferably less than 8000 ppm, more preferably less than 5000 ppm, in particular less than 4000 ppm, more particularly less than 3000 ppm,
- 1,1,2-trifluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight , in particular less than 1% by weight, more particularly less than 1000 ppm, preferably less than 500 ppm, more preferably less than 100 ppm, more preferably less than 50 ppm.
- 1-chloro-1,2,2-trifluoroethane in a content of less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 4000 ppm, more preferably less than 3000 ppm, in particular less than 2000 ppm, more particularly less than 1600 ppm,
- cis-1-chloro-2-fluoroethylene in a content of less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, more particularly less than 8000 ppm,
- 1.1-dichloroethylene in a content of less than 2% by weight based on the total weight of the composition advantageously less than 1% by weight, preferably less than 0.5% by weight, more preferably less than 1000 ppm, in particular less than 500 ppm, more particularly less than 100 ppm, preferably less than 50 ppm, more preferably less than 10 ppm, more preferably less than 1 ppm,
- 1.2-dichloro-1,1-difluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, more particularly less than 5000 ppm, preferably less than 2500 ppm, ol, 1-dichloro-2,2-difluorethane in a content of less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight,
- ol, 2,2-trichloro-1,1-difluoroethane in a content of less than 2% by weight based on the total weight of the composition advantageously less than 1% by weight, preferably less than 5000 ppm, more preferably less than 2500 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm.
- o 1,2-dichloro-1-fluoroethane in a content of less than 10% by weight based on the total weight of said composition advantageously less than 9% by weight, preferably less than 8% by weight, more preferably less than 7% by weight % by weight, in particular less than 6% by weight, more particularly less than 5% by weight, preferably less than 4% by weight, o 1,1,2-trichloro-1-fluroethane in a content of less than 2 % by weight based on the total weight of the composition, advantageously less than 1% by weight, preferably less than 5000 ppm, more preferably less than 2500 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, so preferred less than 100 ppm,
- Trichlorethylene in a content of less than 3% by weight based on the total weight of the composition, advantageously less than 2% by weight, preferably less than 10,000 ppm, more preferably less than 7500 ppm, in particular less than 5000 ppm, more especially less than 3500 ppm,
- ol, l, 2-trichloro-2-fluoroethane in a content of less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight,
- o 1,1,2-trichloroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, weight, in particular less than 1% by weight, o 1,1,2,2-tetrachloro-1-fluoroethane in a content of less than 5% by weight based on the total weight of the composition, advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, and preferably less than 100 ppm,
- o tetrachlorethylene in a content of less than 5% by weight based on the total weight of the composition preferably less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm , more particularly less than 500 ppm, preferably less than 100 ppm,
- o 1,1,1,2,2-pentachloroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less at 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm,
- o H2O in a content of less than 1% by weight based on the total weight of the composition preferably less than 5000 ppm, preferably less than 3000 ppm, more preferably less than 1000 ppm, in particular less than 750 ppm, more particularly lower at 500 ppm, preferably less than 250 ppm, more preferably less than 100 ppm, more preferably less than 50 ppm, most preferably less than 10 ppm,
- a composition comprising 1-chloro-2,2-difluoroethane and H 2 O.
- Said composition may comprise at least 40% by weight of 1-chloro-2,2-difluoroethane on the basis of the total weight of the composition, advantageously at least 50% by weight of 1-chloro-2,2-difluoroethane, preferably at least less than 60% by weight of 1-chloro-2,2-difluoroethane, in particular at least 80% by weight of 1-chloro-2,2-difluoroethane, more particularly at least 90% by weight of 1-chloro-2, 2- difluoroethane, preferably at least 95% by weight of 1-chloro-2,2-difluoroethane.
- the content of H 2 O in the composition is less than 2000 ppm, advantageously less than 1000 ppm, preferably less than 750 ppm, more preferably less than 550 ppm, in particular less than 100 ppm, more particularly less 10 ppm h O.
- said composition may comprise at least 40% by weight, advantageously at least 50% by weight, preferably at least 60% by weight, in particular at least 80% by weight, more particularly at least 90% by weight, so preferred at least 95% by weight of 1-chloro-2,2-difluoroethane based on the total weight of the composition; and an H 2 O content of less than 2000 ppm, advantageously less than 1000 ppm, preferably less than 750 ppm, more preferably less than 550 ppm, in particular less than 100 ppm, more particularly less than 10 ppm H 2 O.
- Said composition may comprise at least 80% by weight of 1-chloro-2,2-difluoroethane on the basis of the total weight of the composition; and an H2O content of less than 750 ppm.
- said composition may comprise at least one additional compound selected from the group consisting of 1,1-difluoroethylene, 1,1,1-trifluoroethane, chlorotrifluoroethylene, 1-chloro-1-fluoroethylene, 1,1-difluoroethane, trans- 1-chloro-2-fluoroethylene, 1,1,2-trifluoroethane, 1-chloro-2,2,2-trifluoroethane, 1-chloro-1,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 2,2-dichloro-1,1,1-trifluoroethane, 1,1-dichloro-1-fluorethane, 1,1-dichloroethylene, 1-chloro-2,2-difluoroethane, 1,2-dichloro-1-fluoroethylene, 1,1-dichloro-2-fluoroethylene, 1,2-dichloro-1,1-difluoroethane, trans-1,2-dichlor
- said composition comprises less than 40% by weight of said at least one additional compound based on the total weight of the composition, advantageously less than 35% by weight, preferably less than 30% by weight, more preferably less than 25% by weight. by weight, in particular less than 20% by weight, more particularly less than 10% by weight weight of said at least one additional compound based on the total weight of the composition.
- said composition comprises less than 5% by weight of said at least one additional compound based on the total weight of the composition, advantageously less than 4% by weight of said at least one additional compound, preferably less than 3% by weight of said at least one additional compound, more preferably less than 2% by weight of said at least one additional compound, in particular less than 1% by weight of said at least one additional compound, more particularly less than 1000 ppm of said at least one additional compound based on of the total weight of the composition.
- said composition may comprise 1-chloro-2,2-difluoroethane, H 2 O, trans-1,2-dichloroethylene and 1,1-dichloroethylene.
- Said composition may comprise:
- At least 40% by weight advantageously at least 50% by weight, preferably at least 60% by weight, in particular at least 80% by weight, more particularly at least 90% by weight, preferably at least 95% by weight by weight of 1-chloro-2,2-difluoroethane,
- a content of trans-1,2-dichloroethylene of less than 30% by weight based on the total weight of the composition advantageously less than 20% by weight, preferably less than 15% by weight, more preferably less than 10% by weight, weight, in particular less than 5% by weight, more particularly less than 1% by weight, preferably less than 7500 ppm, more preferably less than 5000 ppm,
- a content of 1,1-dichloroethylene less than 2% by weight based on the total weight of the composition advantageously less than 1% by weight, preferably less than 0.5% by weight, more preferably less than 1000 ppm, particular less than 500 ppm, more particularly less than 100 ppm, preferably less than 50 ppm, more preferably less than 10 ppm, more preferably less than 1 ppm.
- Said composition may also comprise cis-1,2-dichloroethylene in a content of less than 40% by weight based on the total weight of the composition, advantageously less than 30% by weight, preferably less than 20% by weight, more preferably less than 15% by weight, in particular less than 10% by weight, more particularly less than 5% by weight.
- Said composition may also comprise 1,1,2-trifluoroethane in a content of less than 5% by weight, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, more particularly less than 1000 ppm, preferably less than 500 ppm, more preferably less than 100 ppm, more preferably less than 50 ppm; and / or 1-chloro-2,2,2-trifluoroethane in a content of less than 5% by weight, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight.
- 1,1,2-trifluoroethane in a content of less than 5% by weight, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, more particularly less than 1000 ppm, preferably less than 500 ppm, more preferably less than 100 ppm, more preferably
- composition may also comprise at least one additional compound selected from the group consisting of 1,1-difluoroethylene, 1,1,1-trifluoroethane, chlorotrifluoroethylene, 1-chloro-1-fluoroethylene, 1,1-difluoroethane, trans-l- chloro-2-fluoroethylene, 1-chloro-1,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 2,2-dichloro-1,1,1-trifluoroethane, 1,1-dichloro-1- fluorethane, 1,2-dichloro-1-fluoroethylene, 1,1-dichloro-2-fluoroethylene, 1,2-dichloro-1,1-difluoroethane, 1,1-dichloro-2,2-difluoroethane, 1,2, 2-trichloro-1,1-difluoroethane, 1,2-dichloro-1-fluoroethane, 1,1,1-trich
- said additional compound may be selected from the group consisting of 1,1-difluoroethylene, 1,1,1-trifluoroethane, chlorotrifluoroethylene, 1-chloro-1- fluoroethylene, 1,1-difluoroethane, trans-1-chloro-2-fluoroethylene, 1-chloro-1,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 2,2-dichloro-1,1, 1-Trifluoroethane, 1,2-dichloro-1,1-difluoroethane, 1,1-dichloro-2,2-difluoroethane, 1,2,2-trichloro-1,1-difluoroethane, 1,2-dichloro-1- fluoroethane, 1,1,2-trichloro-1-fluroethane, trichlorethylene, 1,1,2-trichloro-2-fluoroethane, 1,1,2-trichloroethane, 1,1,2,trich
- At least 40% by weight advantageously at least 50% by weight, preferably at least 60% by weight, in particular at least 80% by weight, more particularly at least 90% by weight, preferably at least 95% by weight by weight of 1-chloro-2,2-difluoroethane,
- Trans-1, 2-dichloroethylene in a content of less than 30% by weight based on the total weight of the composition advantageously less than 20% by weight, preferably less than 15% by weight, more preferably less than 10% by weight, weight, in particular less than 5% by weight, more particularly less than 1% by weight, preferably less than 7500 ppm, more preferably less than 5000 ppm,
- 1,1-dichloroethylene in a content of less than 2% by weight based on the total weight of the composition advantageously less than 1% by weight, preferably less than 0.5% by weight, more preferably less than 100% by weight, particular less than 500 ppm, more particularly less than 100 ppm, preferably less than 50 ppm, more preferably less than 10 ppm, even more preferred less than 1 ppm,
- Cis-1,2-dichloroethylene in a content of less than 40% by weight based on the total weight of the composition advantageously less than 30% by weight, preferably less than 20% by weight, more preferably less than 15% by weight, in particular less than 10% by weight, more particularly less than 5% by weight, 1,1,2-trifluoroethane in a content of less than 5% by weight , advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, more particularly less than 1000 ppm, preferably less than 500 ppm more preferentially less than 100 ppm, more preferably less than 50 ppm; and / or 1-chloro-2,2,2-trifluoroethane in a content of less than 5% by weight, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight. , in particular less than 1% by weight, more particularly less than 1000 ppm, more preferably less than 1000
- o 1,1-difluoroethylene in a content of less than 1% by weight based on the total weight of the composition advantageously less than 0.5% by weight, preferably less than 1000 ppm, more preferably less than 500 ppm, in particular less than at 250 ppm, more particularly less than 200 ppm, more preferably less than 50 ppm, more preferably less than 10 ppm, even more preferred less than 1 ppm, o 1,1,1-trifluoroethane in a lower content at 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 2% by weight, more preferably less than 1% by weight, in particular less than 250 ppm, more particularly lower at 200 ppm, preferably less than 50 ppm, more preferably less than 10 ppm, more preferably less than 1 ppm,
- o chlorotrifluoroethylene in a content of less than 1000 ppm advantageously less than 500 ppm, preferably less than 250 ppm, more preferably less than 100 ppm, in particular less than 50 ppm, o 1-chloro-1-fluoroethylene in a content of less than 1% by weight based on the total weight of the composition, advantageously less than 5000 ppm, preferably less than 2500 ppm, more preferably less than 1000 ppm,
- o 1,1-difluoroethane in a content of less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 2500 ppm, more preferably less than 1000 ppm, in particular less than 500 ppm , more particularly less than 300 ppm, o trans-1-chloro-2-fluoroethylene in a content of less than 2% by weight based on the total weight of the composition, preferably less than 1% by weight, preferably less than 8000 ppm more preferably less than 5000 ppm, in particular less than 4000 ppm, more particularly less than 3000 ppm,
- 1-chloro-1,2,2-trifluoroethane in a content of less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 4000 ppm, more preferably less than 3000 ppm, in particular less than 2000 ppm, more particularly less than 1600 ppm,
- cis-1-chloro-2-fluoroethylene in a content of less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight % by weight, in particular less than 1% by weight, more particularly less than 8000 ppm,
- 2,2-dichloro-1,1,1-trifluoroethane in a content of less than 1% by weight based on the total weight of the composition advantageously below 5000 ppm, preferably below 4000 ppm, more preferably below 3000 ppm.
- ppm in particular less than 2000 ppm, more particularly less than 1000 ppm,
- o 1,1,2-trichloro-1-fluroethane in a content of less than 2% by weight based on the total weight of the composition advantageously less than 1% by weight, preferably less than 5000 ppm, more preferably less than 2500 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, trichlorethylene in a content of less than 3% by weight based on the total weight of the composition, advantageously less than 2% by weight, preferably less than 10,000 ppm, more preferably less than 7500 ppm, in particular less than 5000 ppm, more especially less than 3500 ppm,
- o 1,1,2-trichloroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, weight, in particular less than 1% by weight,
- o 1,1,2,2-tetrachloro-1-fluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, and preferably less than 100 ppm,
- o 1,1,2,2-tetrachloroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2%.
- o 1,1,1,2,2-pentachloroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less at 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm,
- said additional compound may be selected from the group consisting of 1,1-difluoroethylene, 1-chloro-1-fluoroethylene, trans-1-chloro-2-fluoroethylene, 1-chloro-1,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 1,2-dichloro-1,1-difluoroethane, 1,1-dichloro-2,2-difluoroethane, 1,2,2-trichloro-1,1-difluoroethane, 1, 2-dichloro-1-fluoroethane, 1,1,2-trichloro-1-fluroethane, trichlorethylene, 1,1,2-trichloro-2-fluoroethane, 1,1,2-trichloroethane, 1,1,2,2- tetrachloro-1-fluoroethane, tetrachlorethylene, 1,1,2,2-tetrachloroethane, 1,1,1,2,2-pentachloroe
- At least 40% by weight advantageously at least 50% by weight, preferably at least 60% by weight, in particular at least 80% by weight, more particularly at least 90% by weight, preferably at least 95% by weight by weight of 1-chloro-2,2-difluoroethane,
- Trans-1, 2-dichloroethylene in a content of less than 30% by weight based on the total weight of the composition advantageously less than 20% by weight, preferably less than 15% by weight, more preferably less than 10% by weight, weight, in particular less than 5% by weight, more particularly less than 1% by weight, preferably less than 7500 ppm, more preferably less than 5000 ppm,
- 1,1-dichloroethylene in a content of less than 2% by weight based on the total weight of the composition advantageously less than 1% by weight, preferably less than 0.5% by weight, more preferably less than 1000 ppm, in particular less than 500 ppm, more particularly less than 100 ppm, preferably less than 50 ppm, more preferably less than 10 ppm, even more preferred less than 1 ppm,
- Cis-1,2-dichloroethylene in a content of less than 40% by weight based on the total weight of the composition advantageously less than 30% by weight, preferably less than 20% by weight, more preferably less than 15% by weight, weight, in particular less than 10% by weight, more particularly less than 5% by weight,
- 1,1,2-trifluoroethane in a content of less than 5% by weight advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, more particularly less than 1000 ppm, preferably less than 500 ppm, more preferably less than 100 ppm, even more preferred less than 50 ppm; and / or 1-chloro-2,2,2-trifluoroethane in a content of less than 5% by weight, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight.
- in particular less than 1% by weight more particularly less than 1000 ppm, more preferably less than 500 ppm, more preferably less than 100 ppm, even more preferably less than 60 ppm, and
- o 1,1-difluoroethylene in a content of less than 1% by weight based on the total weight of the composition advantageously less than 0.5% by weight, preferably less than 1000 ppm, more preferably less than 500 ppm, in particular less than at 250 ppm, more particularly less than 200 ppm, more preferably less than 50 ppm, more preferably less than 10 ppm, more preferably less than 1 ppm, o 1-chloro-1-fluoroethylene in a lower content at 1% by weight based on the total weight of the composition, advantageously less than 5000 ppm, preferably less than 2500 ppm, more preferably less than 1000 ppm,
- trans-1-chloro-2-fluoroethylene in a content of less than 2% by weight based on the total weight of the composition advantageously less than 1% by weight, preferably less than 8000 ppm, more preferably less than 5000 ppm, in particular less than 4000 ppm, more particularly less than 3000 ppm,
- 1-chloro-1,2,2-trifluoroethane in a content of less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 4000 ppm, more preferably less than 3000 ppm, in particular less than 2000 ppm, more particularly less than 1600 ppm,
- cis-1-chloro-2-fluoroethylene in a content of less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight % in weight, in particular less than 1% by weight, more particularly less than 8000 ppm,
- o 1,1,2-trichloro-1-fluroethane in a content of less than 2% by weight based on the total weight of the composition advantageously less than 1% by weight, preferably less than 5000 ppm, more preferably less than 2500 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm,
- trichlorethylene in a content of less than 3% by weight based on the total weight of the composition, advantageously less than 2% by weight, preferably less than 10,000 ppm, more preferably less than 7500 ppm, in particular less than 5000 ppm, more especially less than 3500 ppm,
- o 1,1,2-trichloroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, weight, in particular less than 1% by weight,
- o 1,1,2,2-tetrachloro-1-fluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, and preferably less than 100 ppm,
- o 1,1,2,2-tetrachloroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2%.
- o 1,1,1,2,2-pentachloroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less at 5000 ppm, in particular less than 1000 ppm, more particularly less than
- 500 ppm preferably less than 100 ppm, more preferably less than 50 ppm,
- said composition can include:
- At least 40% by weight advantageously at least 50% by weight, preferably at least 60% by weight, in particular at least 80% by weight, more particularly at least 90% by weight, preferably at least 95% by weight by weight of 1-chloro-2,2-difluoroethane,
- said composition may comprise:
- At least 40% by weight advantageously at least 50% by weight, preferably at least 60% by weight, in particular at least 80% by weight, more particularly at least 90% by weight, preferably at least 95% by weight by weight of 1-chloro-2,2-difluoroethane,
- o 1-chloro-1-fluoroethylene in a content of less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 2500 ppm, more preferably less than 1000 ppm,
- o 1,1-difluoroethane in a content of less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 2500 ppm, more preferably less than 1000 ppm, in particular less than 500 ppm , more particularly less than 300 ppm, o 1,1-dichloroethylene in a content of less than 2% by weight based on the total weight of the composition, advantageously less than 1% by weight, preferably less than 0.5% by weight more preferably less than 1000 ppm, in particular less than 500 ppm, more particularly less than 100 ppm, more preferably less than 50 ppm, more preferably less than 10 ppm, even more preferably less than 1 ppm,
- o 1,2-dichloro-1-fluoroethylene in a content of less than 1% by weight based on the total weight of the composition, advantageously less than 5000 ppm, preferably less than 4000 ppm, more preferably less than 3000 ppm, in particular less than 2000 ppm, more particularly less than 1000 ppm,
- ol, 2-dichloro-1,1-difluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, more particularly less than 5000 ppm, preferably less than
- ol, 1-dichloro-2,2-difluorethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight,
- o 1,2-dichloro-1-fluoroethylene in a content of less than 5% by weight based on the total weight of the composition, advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm,
- 1-chloro-2-fluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm,
- o 1-chloro-1-fluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm,
- ol, 1-chloro-2,2,2-trifluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm,
- ol, l, l-trichloro-2,2-difluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm,
- 1-chloroethylene in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm, and 1-fluoroethylene in a content of less than 5% by weight based on the total weight of the composition, advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm;
- said composition may comprise:
- At least 40% by weight advantageously at least 50% by weight, preferably at least 60% by weight, in particular at least 80% by weight, more particularly at least 90% by weight, preferably at least 95% by weight by weight of 1-chloro-2,2-difluoroethane,
- said composition may comprise:
- At least 40% by weight advantageously at least 50% by weight, preferably at least 60% by weight, in particular at least 80% by weight, more particularly at least 90% by weight, preferably at least 95% by weight by weight of 1-chloro-2,2-difluoroethane,
- o 1,1-difluoroethane in a content of less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 2500 ppm, more preferably less than 1000 ppm, in particular less than 500 ppm , more particularly less than 300 ppm, o trans-1-chloro-2-fluoroethylene in a content of less than 2% by weight based on the total weight of the composition, preferably less than 1% by weight, preferably less than 8000 ppm more preferably less than 5000 ppm, in particular less than 4000 ppm, more particularly less than 3000 ppm,
- o 1,1,2-trifluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, weight, in particular less than 1% by weight, more particularly less than
- 1-chloro-2,2,2-trifluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less at 2% by weight, in particular less than 1% by weight, more particularly less than 1000 ppm, preferably less than 500 ppm, more preferably less than 100 ppm, even more preferably less than 60 ppm,
- 1-chloro-1,2,2-trifluoroethane in a content of less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 4000 ppm, more preferably less than 3000 ppm, in particular less than 2000 ppm, more particularly less than 1600 ppm,
- cis-1-chloro-2-fluoroethylene in a content of less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight % by weight, in particular less than 1% by weight, more particularly less than 8000 ppm,
- o 1,2-dichloro-1-fluoroethylene in a content of less than 1% by weight based on the total weight of the composition, advantageously less than 5000 ppm, preferably less than 4000 ppm, more preferably less than 3000 ppm, in particular less than 2000 ppm, more particularly less than 1000 ppm,
- ol, 1-dichloro-2-fluoroethylene in a content of less than 1% by weight based on the total weight of the composition, advantageously less than 5000 ppm, preferably less than 4000 ppm, more preferably less than 3000 ppm, in particular lower at 2000 ppm, more particularly below 1000 ppm,
- 1-chloro-2-fluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm, and
- o 1-chloro-1-fluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm;
- a composition comprising 1-chloro-2,2-difluoroethane, 1-chloro-2-fluoroethane and 1-chloro-1-fluoroethane.
- said composition comprises at least 40% by weight, advantageously at less than 50% by weight, preferably at least 60% by weight, in particular at least 80% by weight, more particularly at least 90% by weight, preferably at least 95% by weight of 1-chloro-2,2 difluoroethane; a content of 1-chloro-2-fluoroethane of less than 5% by weight based on the total weight of the composition, advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm; and a content of 1-chloro-1-fluoroethane of less than 5% by weight based on the
- said composition may also comprise at least one additional compound selected from the group consisting of 1,1-difluoroethylene, 1,1,1-trifluoroethane, chlorotrifluoroethylene, 1-chloro-1-fluoroethylene, 1,1 difluoroethane, trans-1-chloro-2-fluoroethylene, 1-chloro-1,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 2,2-dichloro-1,1,1-trifluoroethane, 1 1-dichloro-1-fluorethane, 1,2-dichloro-1-fluoroethylene, 1,1-dichloro-2-fluoroethylene, 1,2-dichloro-1,1-difluoroethane, 1,1-dichloro-2,2 difluorethane, cis-1,2-dichloroethylene, 1,2,2-trichloro-1,1-difluoroethane, 1,2-dichloro-1-
- said at least one additional compound is selected from the group consisting of 1,1-difluoroethylene, 1-chloro-1-fluoroethylene, 1,1-difluoroethane, 1,1-dichloroethylene, 1,2-dichloro-1-fluoroethylene 1,1-Dichloro-1,1-difluoroethane, 1,1-dichloro-2,2-difluoroethane, 1,2-dichloro-1-fluoroethylene, 1,1-chloro-2,2,2-trifluoroethane, 1 1,1-Trichloro-2,2-difluoroethane, 1-chloroethylene and 1-fluoroethylene.
- composition may comprise:
- At least 40% by weight advantageously at least 50% by weight, preferably at least 60% by weight, in particular at least 80% by weight, more particularly at at least 90% by weight, preferably at least 95% by weight of 1-chloro-2,2-difluoroethane;
- a content of 1-chloro-1-fluoroethane of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm;
- o 1,1-difluoroethylene in a content of less than 1% by weight based on the total weight of the composition advantageously less than 0.5% by weight, preferably less than 1000 ppm, more preferably less than 500 ppm, in particular less than at 250 ppm, more particularly less than 200 ppm, more preferably less than 50 ppm, more preferably less than 10 ppm, more preferably less than 1 ppm.
- o 1-chloro-1-fluoroethylene in a content less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 2500 ppm, more preferably less than 1000 ppm,
- o 1,1-difluoroethane in a content of less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 2500 ppm, more preferably less than 1000 ppm, in particular less than 500 ppm , more particularly less than 300 ppm, o 1,1-dichloroethylene in a content of less than 2% by weight based on the total weight of the composition, advantageously less than 1% by weight, preferably less than 0.5% by weight , more preferably less than 1000 ppm, in particular less than 500 ppm, more particularly less than 100 ppm, preferably less than 50 ppm, more preferably preferred less than 10 ppm, even more preferred less than 1 ppm,
- o 1,2-dichloro-1-fluoroethylene in a content of less than 1% by weight based on the total weight of the composition, advantageously less than 5000 ppm, preferably less than 4000 ppm, more preferably less than 3000 ppm, in particular less than 2000 ppm, more particularly less than 1000 ppm,
- ol, 2-dichloro-1,1-difluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, more particularly less than 5000 ppm, preferably less than 2500 ppm,
- ol, 1-dichloro-2,2-difluorethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight,
- o 1,2-dichloro-1-fluoroethylene in a content of less than 5% by weight based on the total weight of the composition, advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm,
- ol, 1-chloro-2,2,2-trifluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm,
- ol, l, l-trichloro-2,2-difluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more especially less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm,
- 1-chloroethylene in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm, and
- 1-fluoroethylene in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm;
- said at least one additional compound may also be selected from the group consisting of 1,1,1-trifluoroethane, 1,1-difluoroethane, trans-1-chloro-2-fluoroethylene, 1,1,2-trifluoroethane, chloro-1,2,2-trifluoroethane, 1-chloro-2,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 1,2-dichloro-1-fluoroethylene, and 1,1-dichloroethane 2-fluoroethylene.
- composition may comprise:
- At least 40% by weight advantageously at least 50% by weight, preferably at least 60% by weight, in particular at least 80% by weight, more particularly at least 90% by weight, preferably at least 95% by weight by weight of 1-chloro-2,2-difluoroethane;
- a content of 1-chloro-1-fluoroethane of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular inferior at 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm;
- o 1,1,1-trifluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 2% by weight, more preferably less than 1% by weight, weight, in particular less than 250 ppm, more particularly less than 200 ppm, preferably less than 50 ppm, more preferably less than 10 ppm, more preferably less than 1 ppm,
- o 1,1-difluoroethane in a content of less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 2500 ppm, more preferably less than 1000 ppm, in particular less than 500 ppm , more particularly less than 300 ppm, o trans-1-chloro-2-fluoroethylene in a content of less than 2% by weight based on the total weight of the composition, preferably less than 1% by weight, preferably less than 8000 ppm more preferably less than 5000 ppm, in particular less than 4000 ppm, more particularly less than 3000 ppm,
- o 1,1,2-trifluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, weight, in particular less than 1% by weight, more particularly less than 1000 ppm, preferably less than 500 ppm, more preferably less than 100 ppm, more preferably less than 50 ppm,
- 1-chloro-2,2,2-trifluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less at 2% by weight, in particular less than 1% by weight, more particularly less than 1000 ppm, preferentially less than 500 ppm, more preferably less than 100 ppm, even more preferred less than 60 ppm,
- 1-chloro-1,2,2-trifluoroethane in a content of less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 4000 ppm, more preferably less than 3000 ppm, in particular less than 2000 ppm, more particularly less than 1600 ppm,
- cis-1-chloro-2-fluoroethylene in a content of less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight % by weight, in particular less than 1% by weight, more particularly less than 8000 ppm,
- o 1,2-dichloro-1-fluoroethylene in a content of less than 1% by weight based on the total weight of the composition, advantageously less than 5000 ppm, preferably less than 4000 ppm, more preferably less than 3000 ppm, in particular less than 2000 ppm, more particularly less than 1000 ppm,
- ol, 1-dichloro-2-fluoroethylene in a content of less than 1% by weight based on the total weight of the composition, advantageously less than 5000 ppm, preferably less than 4000 ppm, more preferably less than 3000 ppm, in particular lower at 2000 ppm, more particularly below 1000 ppm,
- said composition may comprise H 2 O in a content less than 2000 ppm, preferably less than 1000 ppm, preferably less than 750 ppm, more preferably less than 550ppm, especially less than 100 ppm based on the total weight of the composition.
- said composition may comprise HCl.
- the pH of said composition is between 6 and 9, advantageously between 6.5 and 8.5, preferably between 6.5 and 8.0, more preferably between 7.0 and 8.0.
- said composition comprises at least 30% by weight 1-chloro-2,2-difluoroethane based on the total weight of the composition and hydrochloric acid.
- said composition comprises at least 40% by weight of 1-chloro-2,2-difluoroethane on the basis of the total weight of the composition, advantageously at least 50% by weight of 1-chloro-2,2-difluoroethane, preferably at least 60% by weight of 1-chloro-2,2-difluoroethane, in particular at least 80% by weight of 1-chloro-2,2-difluoroethane, more particularly at least 90% by weight of 1-chloro-2,2-difluoroethane, 2,2-difluoroethane, preferably at least 95% by weight of 1-chloro-2,2-difluoroethane.
- said composition has a pH of between 6 and 9, preferably between 6.5 and 8.
- said composition comprises at least one additional compound selected from the group consisting of 1,1-difluoroethylene, 1,1,1-trifluoroethane, chlorotrifluoroethylene, 1-chloro-1-fluoroethylene, 1,1-difluoroethane , trans-1-chloro-2-fluoroethylene, 1,1,2-trifluoroethane, 1-chloro-2,2,2-trifluoroethane, 1-chloro-1,2,2-trifluoroethane, cis-1-chloro-2 Fluoroethylene, 2,2-dichloro-1,1,1-trifluoroethane, 1,1-dichloro-1-fluorethane, 1,1-dichloroethylene, 1,2-dichloro-1-fluoroethylene, 1,1-dichloro-2 fluoroethylene, 1,2-dichloro-1,1-difluoroethane, trans-1,2-dichloroethylene, 1,1-dichloro-2,2-d
- said composition comprises less than 40% by weight of said at least one additional compound based on the total weight of the composition, advantageously less than 35% by weight, preferably less than 30% by weight, more preferably less than 25% by weight. weight, in particular less than 20% by weight, more particularly less than 10% by weight of said at least one additional compound based on the total weight of the composition.
- the composition comprises less than 5% by weight of said at least one additional compound based on the total weight of the composition, advantageously less than 4% by weight of said at least one additional compound, preferably less than 3% by weight of said at least one additional compound, more preferably less than 2% by weight of said at least one additional compound, in particular less than 1% by weight of said at least one compound additional, more particularly less than 1000 ppm of said at least one additional compound based on the total weight of the composition.
- said composition may comprise at least 40% by weight of 1-chloro-2,2-difluoroethane on the basis of the total weight of the composition, advantageously at least 50% by weight of 1-chloro-2,2-difluoroethane, preferably at least 60% by weight of 1-chloro-2,2-difluoroethane, in particular at least 80% by weight of 1-chloro-2,2-difluoroethane, more particularly at least 90% by weight of 1-chloro -2,2-difluoroethane, preferably at least 95% by weight of 1-chloro-2,2-difluoroethane based on the total weight of the composition and hydrochloric acid so that the pH of said composition is understood between 6 and 9, preferably between 6.5 and 8.5, preferably between 6.5 and 8.0, more preferably between 7.0 and 8.0; and at least one, two, three, four or all of the additional compounds selected from the group consisting of H 2 O, trans-1,2-dichloroethylene, 1,
- said composition may comprise at least 40% by weight of 1-chloro-2,2-difluoroethane on the basis of the total weight of the composition, advantageously at least 50% by weight of 1-chloro-2,2-difluoroethane, preferably at least 60% by weight of 1-chloro-2,2-difluoroethane, in particular at least 80% by weight of 1-chloro-2,2-difluoroethane, more particularly at least 90% by weight of 1-chloro -2,2-difluoroethane, preferably at least 95% by weight of 1-chloro-2,2-difluoroethane based on the total weight of the composition and hydrochloric acid so that the pH of said composition is understood between 6 and 9, preferably between 6.5 and 8.5, preferably between 6.5 and 8.0, more preferably between 7.0 and 8.0; and at least one, two, three, four or all of the additional compounds selected from the group consisting of:
- H 2 O in a content of less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 3000 ppm, more preferably less than 1000 ppm, in particular less than 750 ppm, more particularly lower at 500 ppm, preferably less than 250 ppm, more preferably less than 100 ppm, more preferably less than 50 ppm, most preferably less than 10 ppm,
- Trans-1, 2-dichloroethylene in a content of less than 30% by weight based on the total weight of the composition advantageously less than 20% by weight, preferably less than 15% by weight, more preferably less than 10% by weight, weight, in particular less than 5% by weight, more particularly less than 1% by weight, of preferential way less than 7500 ppm, more preferentially less than 5000 ppm,
- 1,1-dichloroethylene in a content of less than 2% by weight based on the total weight of the composition advantageously less than 1% by weight, preferably less than 0.5% by weight, more preferably less than 1000 ppm, in particular less than 500 ppm, more particularly less than 100 ppm, preferably less than 50 ppm, more preferably less than 10 ppm, even more preferred less than 1 ppm,
- 1,1,2-trifluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, weight, in particular less than 1% by weight, more particularly less than 1000 ppm, preferably less than 500 ppm, more preferably less than 100 ppm, more preferably less than 50 ppm, and
- 1-chloro-2,2,2-trifluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less at 2% by weight, in particular less than 1% by weight, more particularly less than 1000 ppm, preferably less than 500 ppm, more preferably less than 100 ppm, more preferably less than 60 ppm;
- the present invention provides a composition comprising at least 30% by weight of 1-chloro-2,2-difluoroethane on the basis of the total weight of the composition; said composition being free of 1,1-dichloroethylene.
- said composition comprises at least 40% by weight of 1-chloro-2,2-difluoroethane on the basis of the total weight of the composition, advantageously at least 50% by weight of 1-chloro-2,2 difluoroethane, preferably at least 60% by weight of 1-chloro-2,2-difluoroethane, in particular at least 80% by weight of 1-chloro-2,2-difluoroethane, more particularly at least 90% by weight of 1-chloro-2,2-difluoroethane, preferably at least 95% by weight of 1-chloro-2,2-difluoroethane.
- said composition may comprise at least one additional compound selected from the group consisting of 1,1-difluoroethylene, 1,1,1-trifluoroethane, chlorotrifluoroethylene, 1-chloro-1-fluoroethylene, 1,1-difluoroethane, trans- l-chloro-2- fluoroethylene, 1,1,2-trifluoroethane, 1-chloro-2,2,2-trifluoroethane, 1-chloro-1,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 2,2-dichloroethane, 1,1,1-Trifluoroethane, 1,1-dichloro-1-fluorethane, 1,2-dichloro-1-fluoroethylene, 1,1-dichloro-2-fluoroethylene, 1,2-dichloro-1,1-difluoroethane, trans-1,2-dichloroethylene, 1,1-dichloro-2,2-difluoroe
- said composition comprises less than 40% by weight of said at least one additional compound based on the total weight of the composition, advantageously less than 35% by weight, preferably less than 30% by weight, more preferably less than 25% by weight, in particular less than 20% by weight, more particularly less than 10% by weight of said at least one additional compound based on the total weight of the composition.
- the composition comprises less than 5% by weight of said at least one additional compound based on the total weight of the composition, advantageously less than 4% by weight of said at least one additional compound, preferably less than 3% by weight of said at least one additional compound, more preferably less than 2% by weight of said at least one additional compound, in particular less than 1% by weight of said at least one additional compound, more particularly less than 1000 ppm of said at least one additional compound based on of the total weight of the composition.
- said composition lacking 1,1-dichloroethylene comprises 1-chloro-2,2-difluoroethane and at least one of trans-1,2-dichloroethylene and H2O.
- said composition, free of 1,1-dichloroethylene comprises:
- At least 40% by weight of 1-chloro-2,2-difluoroethane advantageously at least 50% by weight, preferably at least 60% by weight, in particular at least 80% by weight, more particularly at least 90% by weight by weight, preferably at least 95% by weight,
- o H2O in a content of less than 1% by weight based on the total weight of the composition preferably less than 5000 ppm, preferably less than 3000 ppm, more preferably less than 1000 ppm, in particular less than 750 ppm, more particularly lower at 500 ppm, preferably less than 250 ppm, more preferably less than 100 ppm, more preferably less than 50 ppm, most preferably less than 10 ppm,
- said composition free of 1,1-dichloroethylene, comprises 1-chloro-2,2-difluoroethane, and at least one of the compounds selected from the group consisting of trans-1,2-dichloroethylene, H 2 O 1-chloro-2,2,2-trifluoroethane and 1,1,2-trifluoroethane.
- said composition free of 1,1-dichloroethylene, comprises:
- At least 40% by weight of 1-chloro-2,2-difluoroethane advantageously at least 50% by weight, preferably at least 60% by weight, in particular at least 80% by weight, more particularly at least 90% by weight by weight, preferably at least 95% by weight,
- trans-1, 2-dichloroethylene in a content of less than 30% by weight based on the total weight of the composition, advantageously less than 20% by weight, preferably less than 15% by weight, more preferably less than 10% by weight, weight, in particular less than 5% by weight, more particularly less than 1% by weight, preferably less than 7500 ppm, more preferably less than 5000 ppm,
- o 1,1,2-trifluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, of preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, more particularly less than 1000 ppm, preferably less than 500 ppm, more preferably less than 100 ppm, even more privileged way less than 50 ppm,
- o H2O in a content of less than 1% by weight based on the total weight of the composition preferably less than 5000 ppm, preferably less than 3000 ppm, more preferably less than 1000 ppm, in particular less than 750 ppm, more particularly lower at 500 ppm, preferably less than 250 ppm, more preferably less than 100 ppm, more preferably less than 50 ppm, most preferably less than 10 ppm,
- 1-chloro-2,2,2-trifluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less at 2% by weight, in particular less than 1% by weight, more particularly less than 1000 ppm, preferably less than 500 ppm, more preferably less than 100 ppm, even more preferably less than 60 ppm,
- said composition which is free of 1,1-dichloroethylene, comprises at least 99.5% by weight of 1-chloro-2,2-difluoroethane, less than 50 ppm of 1,1,2-trifluoroethane, less than 100 ppm of 1-chloro-2,2,2-trifluoroethane and less than 5,000 ppm of trans-1,2-dichloroethylene.
- said composition free of 1,1-dichloroethylene, comprises 1-chloro-2,2-difluoroethane, trans-1,2-dichloroethylene, H 2 O, 1-chloro-2,2,2 trifluoroethane, 1,1,2-trifluoroethane and at least one of the additional compounds selected from the group consisting of 1,1-difluoroethylene, 1,1,1-trifluoroethane, chlorotrifluoroethylene, 1-chloro-1-fluoroethylene, 1,1,1-trifluoroethane and difluoroethane, trans-1-chloro-2-fluoroethylene, 1-chloro-1,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 2,2-dichloro-1,1,1-trifluoroethane, 1, 2-dichloro-1,1-difluoroethane, 1,1-dichloro-2,2-difluoroethane,
- said composition free of 1,1-dichloroethylene, comprises
- At least 40% by weight of 1-chloro-2,2-difluoroethane advantageously at least 50% by weight, preferably at least 60% by weight, in particular at least 80% by weight, more particularly at least 90% by weight by weight, preferably at least 95% by weight,
- Trans-1, 2-dichloroethylene in a content of less than 30% by weight based on the total weight of the composition advantageously less than 20% by weight, preferably less than 15% by weight, more preferably less than 10% by weight, weight, in particular less than 5% by weight, more particularly less than 1% by weight, preferably less than 7500 ppm, more preferably less than 5000 ppm,
- 1,1,2-trifluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, weight, in particular less than 1% by weight, more particularly less than 1000 ppm, preferably less than 500 ppm, more preferably less than 100 ppm, more preferably less than 50 ppm,
- H 2 O in a content of less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 3000 ppm, more preferably less than 1000 ppm, in particular less than 750 ppm, more particularly lower at 500 ppm, preferably less than 250 ppm, more preferably less than 100 ppm, more preferably less than 50 ppm, most preferably less than 10 ppm,
- 1-chloro-2,2,2-trifluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less at 2% by weight, in particular less than 1% by weight, more particularly less than 1000 ppm, preferably less than 500 ppm, more preferably less than 100 ppm, even more preferably less than 60 ppm, at least one, two, three, four, five, six, seven, eight, nine, ten, eleven, twelve, thirteen, fourteen, fifteen, sixteen, seventeen, eighteen, nineteen, twenty or one set of additional compounds selected from the group consisting of:
- o 1,1-difluoroethylene in a content of less than 1% by weight based on the total weight of the composition advantageously less than 0.5% by weight, preferably less than 1000 ppm, more preferably less than 500 ppm, in particular less than at 250 ppm, more particularly less than 200 ppm, more preferably less than 50 ppm, more preferably less than 10 ppm, even more preferred less than 1 ppm, o 1,1,1-trifluoroethane in a lower content at 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 2% by weight, more preferably less than 1% by weight, in particular less than 250 ppm, more particularly lower at 200 ppm, preferably less than 50 ppm, more preferably less than 10 ppm, more preferably less than 1 ppm,
- o chlorotrifluoroethylene in a content of less than 1000 ppm, advantageously less than 500 ppm, preferably less than 250 ppm, more preferably less than 100 ppm, in particular less than 50 ppm,
- o 1-chloro-1-fluoroethylene in a content of less than 1% by weight based on the total weight of the composition, advantageously less than 5000 ppm, preferably less than 2500 ppm, more preferably less than 1000 ppm,
- o 1,1-difluoroethane in a content of less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 2500 ppm, more preferably less than 1000 ppm, in particular less than 500 ppm , more particularly less than 300 ppm, o trans-1-chloro-2-fluoroethylene in a content of less than 2% by weight based on the total weight of the composition, preferably less than 1% by weight, preferably less than 8000 ppm more preferably less than 5000 ppm, in particular less than 4000 ppm, more particularly less than 3000 ppm, o 1,1,2-trifluoroethane in a content of less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, weight, in particular less than 1% by weight, more particularly less than 1000 ppm, preferably less than 500 pp
- 1-chloro-1,2,2-trifluoroethane in a content of less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 4000 ppm, more preferably less than 3000 ppm, in particular less than 2000 ppm, more particularly less than 1600 ppm,
- cis-1-chloro-2-fluoroethylene in a content of less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight % by weight, in particular less than 1% by weight, more particularly less than 8000 ppm,
- 2,2-dichloro-1,1,1-trifluoroethane in a content of less than 1% by weight based on the total weight of the composition advantageously below 5000 ppm, preferably below 4000 ppm, more preferably below 3000 ppm.
- ppm in particular less than 2000 ppm, more particularly less than 1000 ppm,
- ol, 2-dichloro-1,1-difluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, more particularly less than 5000 ppm, preferably less than 2500 ppm,
- ol, 1-dichloro-2,2-difluorethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, ol, 2,2-trichloro-1,1-difluoroethane in a content of less than 2% by weight based on the total weight of the composition, advantageously less than 1% by weight, preferably less than 5000 ppm, more preferably less than 2500 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm.
- o 1,2-dichloro-1-fluoroethane in a content of less than 10% by weight based on the total weight of said composition advantageously less than 9% by weight, preferably less than 8% by weight, more preferably less than 7% by weight % by weight, in particular less than 6% by weight, more particularly less than 5% by weight, preferably less than 4% by weight, o 1,1,2-trichloro-1-fluroethane in a content of less than 2 % by weight based on the total weight of the composition, advantageously less than 1% by weight, preferably less than 5000 ppm, more preferably less than 2500 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, so preferred less than 100 ppm,
- Trichlorethylene in a content of less than 3% by weight based on the total weight of the composition, advantageously less than 2% by weight, preferably less than 10,000 ppm, more preferably less than 7500 ppm, in particular less than 5000 ppm, more especially less than 3500 ppm,
- ol, l, 2-trichloro-2-fluoroethane in a content of less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight,
- o 1,1,2-trichloroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, weight, in particular less than 1% by weight,
- o 1,1,2,2-tetrachloro-1-fluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more especially less than 500 ppm, preferably less than 100 ppm,
- Tetrachlorethylene in a content of less than 5% by weight based on the total weight of the composition, preferably less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm , more particularly less than 500 ppm, preferably less than 100 ppm,
- o 1,1,2,2-tetrachloroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm,
- said composition lacking 1,1-dichloroethylene comprises 1-chloro-2,2-difluoroethane and at least one, two, three, four, five, six, seven, eight, nine, ten , eleven, twelve or all of the compounds selected from the group consisting of 1,1-difluoroethylene, 1-chloro-1-fluoroethylene, 1,1-difluoroethane, 1,2-dichloro-1-fluoroethylene, 1-2 dichloro-1,1-difluoroethane, 1,1-dichloro-2,2-difluoroethane, 1,2-dichloro-1-fluoroethylene, 1-chloro-2-fluoroethane, 1-chloro-1-fluoroethane, 1,1 chloro-2,2,2-trifluoroethane, 1,1,1-trichloro-2,2-difluoroethane, 1-chloroethylene, 1-fluoroethylene and optionally H 2 O.
- At least 40% by weight of 1-chloro-2,2-difluoroethane advantageously at least 50% by weight, preferably at least 60% by weight, in particular at least 80% by weight, more particularly at least 90% by weight by weight, preferably at least 95% by weight,
- o 1,1-difluoroethylene in a content of less than 1% by weight based on the total weight of the composition advantageously less than 0.5% by weight, preferably less than 1000 ppm, more preferably less than 500 ppm, in particular less than at 250 ppm, more particularly below 200 ppm, preferably less than 50 ppm, more preferably less than 10 ppm, more preferably less than 1 ppm.
- 1-chloro-1-fluoroethylene in a content of less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 2500 ppm, more preferably less than 1000 ppm,
- 1.1-difluoroethane in a content of less than 1% by weight based on the total weight of the composition preferably less than 5000 ppm, preferably less than 2500 ppm, more preferably less than 1000 ppm, in particular less than 500 ppm, more particularly less than 300 ppm,
- 1.2-dichloro-1-fluoroethylene in a content of less than 1% by weight based on the total weight of the composition preferably less than 5000 ppm, preferably less than 4000 ppm, more preferably less than 3000 ppm, in particular less than 2000 ppm, more particularly less than 1000 ppm,
- 1,2-dichloro-1,1-difluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight, more particularly less than 5000 ppm, preferably less than 2500 ppm,
- 1.1-dichloro-2,2-difluorethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, in particular less than 1% by weight,
- 1.2-dichloro-1-fluoroethylene in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm,
- 1,1-chloro-2,2,2-trifluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm,
- 1,1,1-trichloro-2,2-difluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm,
- 1-chloro-1-fluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm,
- 1-chloro-2-fluoroethane less than 5% by weight, advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm,
- 1-chloroethylene in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more preferably less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm, and
- 1-fluoroethylene in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more preferably less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm; and o
- H2O in a content of less than 2000 ppm advantageously less than 1000 ppm, preferably less than 750 ppm, more preferably less than 550 ppm, in particular less than 100 ppm, more particularly less than 10 ppm,
- said composition lacking 1,1-dichloroethylene comprises 1-chloro-2,2-difluoroethane and at least one, two, three, four, five, six, seven, eight, nine, ten or all of the compounds selected from the group consisting of 1,1,1-trifluoroethane, 1,1-difluoroethane, trans-1-chloro-2-fluoroethylene, 1,1,2-trifluoroethane, 1-chloro-2, 2,2-trifluoroethane, 1-chloro-1,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 1,2-dichloro-1-fluoroethylene, 1,1-dichloro-2-fluorethylene, chloro-2-fluoroethane, 1-chloro-1-fluoroethane.
- said composition lacking 1,1-dichloroethylene comprises 1-chloro-2,2-difluoroethane, 1-chloro-2,2,2-trifluoroethane, and at least one, two, three, four, five, six, seven, eight, nine or all of the compounds selected from the group consisting of 1,1,1-trifluoroethane, 1,1-difluoroethane, trans-1-chloro-2-fluoroethylene, 1,1,2-trifluoroethane, chloro-1,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 1,1-dichloro-2-fluorethylene, 1,2-dichloro-1-fluoroethylene, 1-chloro-2-fluoroethane, 1 chloro-l-fluoroethane.
- said composition lacking 1,1-dichloroethylene comprises: at least 40% by weight of 1-chloro-2,2-difluoroethane, advantageously at least 50% by weight, preferably at least 60% by weight, at least 80% by weight, more preferably at least 90% by weight, preferably at least 95% by weight,
- 1-chloro-2,2,2-trifluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less at 2% by weight, in particular less than 1% by weight, more particularly less than 1000 ppm, preferably less than 500 ppm, more preferably less than 100 ppm, even more preferably less than 60 ppm,
- o 1,1,1-trifluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, of preferably less than 2% by weight, more preferably less than 1% by weight, in particular less than 250 ppm, more particularly less than 200 ppm, preferably less than 50 ppm, more preferably less than 10 ppm, so even more privileged less than 1 ppm,
- o 1,1-difluoroethane in a content of less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 2500 ppm, more preferably less than 1000 ppm, in particular less than 500 ppm , more particularly less than 300 ppm, o trans-1-chloro-2-fluoroethylene in a content of less than 2% by weight based on the total weight of the composition, preferably less than 1% by weight, preferably less than 8000 ppm more preferably less than 5000 ppm, in particular less than 4000 ppm, more particularly less than 3000 ppm,
- o 1,1,2-trifluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight, weight, in particular less than 1% by weight, more particularly less than 1000 ppm, preferably less than 500 ppm, more preferably less than 100 ppm, more preferably less than 50 ppm,
- 1-chloro-1,2,2-trifluoroethane in a content of less than 1% by weight based on the total weight of the composition advantageously less than 5000 ppm, preferably less than 4000 ppm, more preferably less than 3000 ppm, in particular less than 2000 ppm, more particularly less than
- o cis-1-chloro-2-fluoroethylene in a content of less than 5% by weight based on the total weight of the composition, advantageously less than 4% by weight, preferably less than 3% by weight, more preferably less than 2% by weight % by weight, in particular less than 1% by weight, more particularly less than 8000 ppm,
- o 1,2-dichloro-1-fluoroethylene in a content of less than 1% by weight based on the total weight of the composition, advantageously less than 5000 ppm, of preferably less than 4000 ppm, more preferably less than 3000 ppm, in particular less than 2000 ppm, more particularly less than 1000 ppm,
- ol, 1-dichloro-2-fluorethylene in a content of less than 1% by weight based on the total weight of the composition, advantageously less than 5000 ppm, preferably less than 4000 ppm, more preferably less than 3000 ppm, in particular lower at 2000 ppm, more particularly below 1000 ppm,
- 1-chloro-2-fluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm,
- o 1-chloro-1-fluoroethane in a content of less than 5% by weight based on the total weight of the composition advantageously less than 2% by weight, preferably less than 1% by weight, more preferably less than 5000 ppm, in particular less than 1000 ppm, more particularly less than 500 ppm, preferably less than 100 ppm, more preferably less than 50 ppm,
- any of said compositions lacking 1,1-dichloroethylene described in the present application may further comprise HCl in a content such that the composition has a pH of between 6 and 9, advantageously between 6.5 and 8. , 5, preferably between 6.5 and 8.0, more preferably between 7.0 and 8.0.
- compositions described herein may be used as starting material for the synthesis of 2,2-difluoroethylamine.
- the compositions according to the present invention also find an application in a process for preparing a compound of formula CF 2 CH 2 N HCH 2 A (I) comprising the steps of:
- step (b) reaction between the composition of step (a) and an amine of formula ACH2N H2 (II) to obtain the compound of formula CF2CH2N HCH2A (I) wherein A is selected from the group consisting of a pyrid-2 radical -yl, pyrid-4-yl or pyrid-3-yl optionally substituted in the 6-position by a fluorine, chlorine, bromine, methyl, trifluoromethyl or trifluoromethoxy atom, or is a pyridazin-3-yl radical optionally substituted in position 6 by a chlorine atom or a methyl radical, or is a pyrazin-3-yl, 2-chloropyrazin-5-yl or 1,3-thiazol-5-yl radical optionally substituted in the 2-position by a chlorine atom or a methyl radical, or is a pyrimidinyl, pyrazolyl, thiophenyl, oxazolyl, isoxazo
- X is F, Cl, Br, I, C 1 -C 6 alkyl, C 1 -C 6 -haloalkyl; and Y is
- compositions described herein may be used as reagents for the synthesis of vinylidene fluoride and / or 1,2-difluoroethylene.
- compositions described herein may be used as a foaming agent or as a refrigerant.
- compositions described in the present application can be used as synthesis reagent or intermediate for the preparation of 2,2-difluoroethanol or for the preparation of compounds comprising a sulfone, ether, ester functional group, methacrylate or for the preparation of ethyldifluorobromoacetate.
- the compositions according to the present invention can be obtained by different methods.
- the compounds present in said composition may vary according to the method used.
- composition according to the present invention comprising 1-chloro-2,2-difluoroethane can be obtained from 1,1,2-trichloroethane or 1-chloro-2,2,2-trifluoroethane or 1,1,2-trichloroethane or 1-chloro-2,2,2-trifluoroethane. difluoroethane by suitable methods.
- compositions can be obtained by mixing the various constituents thereof in the desired proportions.
- 1-chloro-2,2-difluoroethane is commercially available (Synquest Laboratories, product: 1100-7-09)
- trans-1,2-dichloroethylene, cis-1,2-dichloroethylene, 1,1 dichloroethylene, 1,1,2-trifluoroethane are available from Sigma-Aldrich (D62209, D62004, 163023, 270369).
- compositions can be obtained by chemical synthesis from commercial precursors.
- compositions 1 to 5 detailed in Table 1 were prepared. Unless otherwise indicated, the contents are expressed by weight relative to the total weight of the composition.
- the compositions 1 to 5 have a pH of between 6 and 9.
- the compositions were analyzed by gas chromatography-mass spectrometry (GC-MS) coupling in electron ionization (70eV) mode and quadrupole analyzer. A calibration curve was performed for reference compounds at different concentrations (10%, 5%, 1%, 500 ppm, 100 ppm).
- a standard curve was prepared for 1,1,1-trifluoroethane, 1,1-difluoroethane, chlorotrifluoroethylene, 1-chloro-2,2,2-trifluoroethane, cis-1-chloro-2-fluoroethylene, 1- chloro-2,2-difluoroethane, chloropropene, 1,2-dichloro-1,1-difluoroethane, trans-1,2-dichloroethylene, 1,2,2-trichloro-1,1-difluoroethane, trichlorethylene, 1,1, 2-trichloroethane.
- the chromatographic conditions used are as follows:
- H 2 O and HCl are determined according to the procedure detailed in standard AH I Standard 700-2011 respectively in 5.4 and 5.7 and Appendix C to AHRI Standard 700-2012 respectively Part 2 and Part 1. Table 1
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Abstract
Description
Claims
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1659074A FR3056586B1 (fr) | 2016-09-27 | 2016-09-27 | Composition comprenant du 1-chloro-2,2-difluoroethane |
FR1659075A FR3056587B1 (fr) | 2016-09-27 | 2016-09-27 | Composition comprenant du 1-chloro-2,2-difluoroethane |
FR1659076A FR3056588B1 (fr) | 2016-09-27 | 2016-09-27 | Composition comprenant du 1-chloro-2,2-difluoroethane |
FR1659078A FR3056590B1 (fr) | 2016-09-27 | 2016-09-27 | Composition comprenant du 1-chloro-2,2-difluoroethane |
FR1659077A FR3056589B1 (fr) | 2016-09-27 | 2016-09-27 | Composition comprenant du 1-chloro-2,2-difluoroethane |
FR1659073A FR3056585B1 (fr) | 2016-09-27 | 2016-09-27 | Composition comprenant du 1-chloro-2,2-difluoroethane |
PCT/FR2017/052558 WO2018060575A1 (fr) | 2016-09-27 | 2017-09-25 | Composition comprenant du 1-chloro-2,2-difluoroethane |
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EP3519486A1 true EP3519486A1 (fr) | 2019-08-07 |
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EP17780835.9A Withdrawn EP3519486A1 (fr) | 2016-09-27 | 2017-09-25 | Composition comprenant du 1-chloro-2,2-difluoroethane |
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US (1) | US20190300473A1 (fr) |
EP (1) | EP3519486A1 (fr) |
JP (1) | JP2019532055A (fr) |
CN (1) | CN109804006A (fr) |
WO (1) | WO2018060575A1 (fr) |
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CN109400483A (zh) * | 2018-11-06 | 2019-03-01 | 南通宝凯化工有限公司 | 一种2,2-二氟乙胺的生产工艺 |
JP6908060B2 (ja) * | 2019-01-16 | 2021-07-21 | ダイキン工業株式会社 | 1−クロロ−1,2−ジフルオロエタンを含む共沸又は共沸様組成物 |
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FR2783821B1 (fr) * | 1998-09-03 | 2000-12-08 | Atochem Elf Sa | Procede de fabrication du difluoroethylene |
DK2459512T3 (en) * | 2009-07-28 | 2016-11-28 | Bayer Ip Gmbh | PROCESS FOR THE PREPARATION OF 2,2-difluoroethylamine |
EP2582673B1 (fr) * | 2010-06-15 | 2014-08-06 | Bayer Intellectual Property GmbH | .procédé de préparation de dérivés de 2,2-difluoréthylamine par alkylation avec 2,2-difluoro-1-halogéno-éthanes |
JP2014523912A (ja) * | 2011-07-19 | 2014-09-18 | バイエル・インテレクチユアル・プロパテイー・ゲー・エム・ベー・ハー | 2,2−ジフルオロエタノールの製造方法 |
CN103842075B (zh) * | 2011-10-12 | 2016-08-17 | 拜耳知识产权有限责任公司 | 1,1,2-三氯乙烷和/或1,2-二氯乙烯催化气相氟化制备1-氯-2,2-二氟乙烷 |
FR3014099B1 (fr) * | 2013-12-04 | 2017-01-13 | Arkema France | Procede de fabrication du 1-chloro-2,2,-difluoroethane |
CN104692997B (zh) * | 2015-02-11 | 2017-12-22 | 巨化集团技术中心 | 一种1,1‑二氟‑2‑氯乙烷的制备方法 |
-
2017
- 2017-09-25 EP EP17780835.9A patent/EP3519486A1/fr not_active Withdrawn
- 2017-09-25 WO PCT/FR2017/052558 patent/WO2018060575A1/fr unknown
- 2017-09-25 US US16/336,305 patent/US20190300473A1/en not_active Abandoned
- 2017-09-25 CN CN201780062192.0A patent/CN109804006A/zh active Pending
- 2017-09-25 JP JP2019515645A patent/JP2019532055A/ja active Pending
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