CN110079374A - A kind of novel railway switch goat lubricating grease and preparation method - Google Patents

A kind of novel railway switch goat lubricating grease and preparation method Download PDF

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Publication number
CN110079374A
CN110079374A CN201910452495.4A CN201910452495A CN110079374A CN 110079374 A CN110079374 A CN 110079374A CN 201910452495 A CN201910452495 A CN 201910452495A CN 110079374 A CN110079374 A CN 110079374A
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parts
added
kettle
lubricating grease
subtracts
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CN110079374B (en
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李奇
张清川
韩浩明
王秋梅
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Qingyan High-Tech (tianjin) Co Ltd
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Qingyan High-Tech (tianjin) Co Ltd
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    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M177/00—Special methods of preparation of lubricating compositions; Chemical modification by after-treatment of components or of the whole of a lubricating composition, not covered by other classes
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
    • C10M2203/10—Petroleum or coal fractions, e.g. tars, solvents, bitumen
    • C10M2203/1006—Petroleum or coal fractions, e.g. tars, solvents, bitumen used as base material
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
    • C10M2203/10—Petroleum or coal fractions, e.g. tars, solvents, bitumen
    • C10M2203/102—Aliphatic fractions
    • C10M2203/1025—Aliphatic fractions used as base material
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
    • C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
    • C10M2205/022—Ethene
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
    • C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
    • C10M2205/024—Propene
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/02—Hydroxy compounds
    • C10M2207/023—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings
    • C10M2207/026—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings with tertiary alkyl groups
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/10—Carboxylix acids; Neutral salts thereof
    • C10M2207/12—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
    • C10M2207/125—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids
    • C10M2207/127—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids polycarboxylic
    • C10M2207/1276—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids polycarboxylic used as thickening agent
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/10—Carboxylix acids; Neutral salts thereof
    • C10M2207/12—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
    • C10M2207/125—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids
    • C10M2207/128—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids containing hydroxy groups; Ethers thereof
    • C10M2207/1285—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids containing hydroxy groups; Ethers thereof used as thickening agents
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/10—Carboxylix acids; Neutral salts thereof
    • C10M2207/16—Naphthenic acids
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/28—Esters
    • C10M2207/281—Esters of (cyclo)aliphatic monocarboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
    • C10M2215/06—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to carbon atoms of six-membered aromatic rings
    • C10M2215/064—Di- and triaryl amines
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2219/02—Sulfur-containing compounds obtained by sulfurisation with sulfur or sulfur-containing compounds
    • C10M2219/024—Sulfur-containing compounds obtained by sulfurisation with sulfur or sulfur-containing compounds of esters, e.g. fats
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/08—Resistance to extreme temperature
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/10—Inhibition of oxidation, e.g. anti-oxidants
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/12—Inhibition of corrosion, e.g. anti-rust agents or anti-corrosives
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2050/00—Form in which the lubricant is applied to the material being lubricated
    • C10N2050/10—Semi-solids; greasy

Abstract

The present invention provides a kind of novel railway switch goat lubricating grease and preparation methods, component including following mass fraction: purification subtracts three 50-60 parts of line mineral oil, 10-12 parts of 150BS base oil, ten 10-12 parts of dihydroxystearic acids, 2-3 parts of decanedioic acid, 2-3 parts of monohydrate lithium hydroxide, 0.5-1 parts of calcium hydroxide, 0.5-1 parts of diphenylamines, 5-7 parts of EP rubbers, anti- rotten 2-3 parts of the antiwear additive of T202 antioxygen, 6-8 parts of lead naphthenate, 4-6 parts of sulfuration cottonseed oil, 0.05 part of propionic acid octadecanol ester, 2,6- 0.1 part of DI-tert-butylphenol compounds.The lubricating grease that the present invention prepares has excellent cryogenic property, while having high-temperature oxidation resistance and Seawater durability, and the scope of application is -60 DEG C~180 DEG C, can satisfy completely full territory covering, all weather operations, system-wide section safety requirements.

Description

A kind of novel railway switch goat lubricating grease and preparation method
Technical field
The invention belongs to goat lubricating grease fields, more particularly, to a kind of novel railway switch goat lubricating grease and system Preparation Method.
Background technique
Track switch is the key equipment for determining train operation route, and the equipment for acting track switch is goat, goat setting Between the trackside or rail of point tongue, the movement of goat, indication circuit, referred to as switch control circuit, it is signal circuit Important component.Goat is important basis of signals equipment, for realizing to track switch conversion and locking, be direct relation The equipment of traffic safety improves conevying efficiency, plays very important effect for guaranteeing traffic safety.Currently, China's turn-out track The matching used lubricating grease of machine is mostly 2# lithium base grease or 3# calcium-base grease, this two product is that current China is domestic Railway operation plays an important role.
Certain electricity business section administers 177 stations, and total 4894 goats use at the scene.In turn-out track machine equipment practice mistake Cheng Zhong often occurs since seriously, in machine humidity, dust are big for components corrosion in machine, and caused fault current is unstable, electronic Goat is unable to normal conversion phenomenon.Due to electric point machine complex mechanical actuation, failure frequent occurrence, repair rate is higher, greatly Maintenance cost is increased greatly.
To return within 2016 the discovery of 58 turn-out track machine checks, because dust leads to greatly frictional working current not in component corrosion, machine Surely reprocess up to 58.In 64 failures of electric point machine and components, water damage and other problems are 6 total, and it is total to account for problem Several 10% is peripheral issue；And retarder corrosion, friction are big with dust, oiling is bad, shutter corrosion failure number of packages is 58 Part accounts for the 90% of Issue Totals, is main problem, and main cause can be attributed to goat insufficient lubrication.Current some goats Lubricating grease there are the problem of it is as follows: summer high temperature trickling, winter starting is unsmooth, seriously corroded.
Summary of the invention
In view of this, the present invention is directed to propose a kind of novel railway switch goat lubricating grease and preparation method, can solve The certainly above problem.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
A kind of novel railway switch goat lubricating grease, the component including following mass fraction: the purification line mineral oil that subtracts three 50-60 parts, 150 10-12 parts of BS base oils, ten 10-12 parts of dihydroxystearic acids, 2-3 parts of decanedioic acid, monohydrate lithium hydroxide 2-3 Part, 0.5-1 parts of calcium hydroxide, 0.5-1 parts of diphenylamines, 5-7 parts of EP rubbers, anti-rotten 2-3 parts of the antiwear additive of T202 antioxygen, aphthenic acids 6-8 parts of lead, 4-6 parts of sulfuration cottonseed oil, 0.05 part of propionic acid octadecanol ester, 2,6- 0.1 part of DI-tert-butylphenol compounds.
The present invention also provides a kind of methods for preparing novel railway switch goat lubricating grease, include the following steps:
Step 1: feeding intake
The 3/5 purification line mineral oil that subtracts three is added into production kettle A；
Step 2: reaction
Put into ten dihydroxystearic acids, stirring is to melting, then decanedioic acid is put into production and is stirred in kettle A, dense by what is prepared Degree is to react 5min in 40% calcium hydroxide solution whole addition production kettle A, and it is 10% hydroxide that 1.5~1.8 parts of concentration, which are added, Lithium reacts 60min, after saponification, is warming up to 90~100 DEG C, be added dropwise 0.5~1.2 part of concentration be 5% lithium hydroxide into Row recombination reaction；
Step 3: heating
Heating, 1~1.5h rise to 100~104 DEG C, recombination reaction 30min, and diphenylamines is added afterwards, reach 180 DEG C or more, 3/10 150BS base oil is added, is warming up to 207~215 DEG C, constant temperature 5min, material is squeezed into production kettle B, reaction kettle B adds 1/5 purification entered subtracts three, and line mineral oil cleans reaction kettle B, and squeezes into production kettle B；
Step 4: coagulating the soup
During circulating filtration, the 1/5 purification line mineral oil that subtracts three is added, 7/10 150BS base oil is added coagulates the soup, recycles Filtering filters 1h, sample detection with 60 mesh；
Step 5: plus agent
Whole additive T202 antioxygens anti-rotten antiwear additive, lead naphthenate, sulfuration cottonseed oil, filtering are added in production kettle B Afterwards, additive propionic acid octadecanol ester, 2,6- DI-tert-butylphenol compounds mixed material are added in production kettle D, after mixing evenly, are followed Ring degassing；
Step 6: filtering is filling.
Further, the temperature of coagulating the soup of the 4th step is 110 DEG C or more.
Compared with the existing technology, novel railway switch goat lubricating grease of the present invention and preparation method have following Advantage:
Novel railway switch goat lubricating grease of the present invention and preparation method, the lubricating grease prepared have excellent Cryogenic property, while there is high-temperature oxidation resistance and Seawater durability, the scope of application is -60 DEG C~180 DEG C, completely Can satisfy full territory covering, all weather operations, system-wide section safety requirements.
Specific embodiment
In addition to being defined, technical term used in following embodiment has universal with those skilled in the art of the invention The identical meanings of understanding.Test reagent used in following embodiment is unless otherwise specified conventional biochemical reagent；It is described Experimental method is unless otherwise specified conventional method.
Below with reference to embodiment, the present invention will be described in detail.
Embodiment 1
A kind of novel railway switch goat lubricating grease, the component including following mass fraction: the purification line mineral oil that subtracts three 55 parts, 150 11 parts of BS base oils, ten 12 parts of dihydroxystearic acids, 2.5 parts of decanedioic acid, 2 parts of monohydrate lithium hydroxide, calcium hydroxide 0.5 part, 0.7 part of diphenylamines, 7 parts of EP rubbers, anti-rotten 2 parts of the antiwear additive of T202 antioxygen, 6 parts of lead naphthenate, sulfuration cottonseed oil 4 Part, 0.05 part of propionic acid octadecanol ester, 2,6- 0.1 part of DI-tert-butylphenol compounds.
A method of novel railway switch goat lubricating grease is prepared, is included the following steps:
Step 1: feeding intake
The 3/5 purification line mineral oil that subtracts three is added into production kettle A；
Step 2: reaction
Put into ten dihydroxystearic acids, stirring is to melting, then decanedioic acid is put into production and is stirred in kettle A, the matter that will be prepared It measures the calcium hydroxide solution that score is 40% and is all added in production kettle A and reacts 5min, what addition was made by 1.6 parts of lithium hydroxides Mass fraction is 10% lithium hydroxide solution, reacts 60min, after saponification, is warming up to 97 DEG C, is added dropwise by 0.5 part of hydrogen The mass fraction that lithia is prepared is that 5% lithium hydroxide solution carries out recombination reaction；
Step 3: heating
Heating, 1.5h rise to 104 DEG C, recombination reaction 30min, and diphenylamines is added afterwards, reach 180 DEG C or more, are added 3/10 150BS base oil, be warming up to 213 DEG C, constant temperature 5min, by material squeeze into production kettle B in, reaction kettle B be added 1/5 purification Subtracting three, line mineral oil cleans reaction kettle B, and squeezes into production kettle B；
Step 4: coagulating the soup
During circulating filtration, the purification line mineral oil that subtracts three that is added 1/5, the 150BS base oil for being added 7/10 are coagulated the soup, and are followed Ring filtering filters 1h, sample detection with 60 mesh；
Step 5: plus agent
Whole additive T202 antioxygens anti-rotten antiwear additive, lead naphthenate, sulfuration cottonseed oil, filtering are added in production kettle B Afterwards, additive propionic acid octadecanol ester, 2,6- DI-tert-butylphenol compounds mixed material are added in production kettle D, after mixing evenly, are followed Ring degassing；
Step 6: filtering is filling.
Embodiment 2
A kind of novel railway switch goat lubricating grease, the component including following mass fraction: the purification line mineral oil that subtracts three 58 parts, 150 12 parts of BS base oils, ten 11 parts of dihydroxystearic acids, 2.5 parts of decanedioic acid, 2 parts of monohydrate lithium hydroxide, calcium hydroxide 0.5 part, 0.7 part of diphenylamines, 7 parts of EP rubbers, anti-rotten 2 parts of the antiwear additive of T202 antioxygen, 6 parts of lead naphthenate, sulfuration cottonseed oil 4 Part, 0.05 part of propionic acid octadecanol ester, 2,6- 0.1 part of DI-tert-butylphenol compounds.
A method of novel railway switch goat lubricating grease is prepared, is included the following steps:
Step 1: feeding intake
The 3/5 purification line mineral oil that subtracts three is added into production kettle A；
Step 2: reaction
Put into ten dihydroxystearic acids, stirring is to melting, then decanedioic acid is put into production and is stirred in kettle A, the matter that will be prepared It measures the calcium hydroxide solution that score is 40% and is all added in production kettle A and reacts 5min, what addition was made by 1.7 parts of lithium hydroxides Mass fraction is 10% lithium hydroxide solution, reacts 60min, after saponification, is warming up to 95 DEG C, is added dropwise by 0.6 part of hydrogen The mass fraction that lithia is prepared is that 5% lithium hydroxide solution carries out recombination reaction；
Step 3: heating
Heating, 1.3h rise to 101 DEG C, recombination reaction 30min, and diphenylamines is added afterwards, reach 180 DEG C or more, are added 3/10 150BS base oil, be warming up to 210 DEG C, constant temperature 5min, by material squeeze into production kettle B in, reaction kettle B be added 1/5 purification Subtracting three, line mineral oil cleans reaction kettle B, and squeezes into production kettle B；
Step 4: coagulating the soup
During circulating filtration, the purification line mineral oil that subtracts three that is added 1/5, the 150BS base oil for being added 7/10 are coagulated the soup, and are followed Ring filtering filters 1h, sample detection with 60 mesh；
Step 5: plus agent
Whole additive T202 antioxygens anti-rotten antiwear additive, lead naphthenate, sulfuration cottonseed oil, filtering are added in production kettle B Afterwards, additive propionic acid octadecanol ester, 2,6- DI-tert-butylphenol compounds mixed material are added in production kettle D, after mixing evenly, are followed Ring degassing；
Step 6: filtering is filling.
Embodiment 3
A kind of novel railway switch goat lubricating grease, the component including following mass fraction: the purification line mineral oil that subtracts three 57 parts, 150 12 parts of BS base oils, ten 12 parts of dihydroxystearic acids, 2.5 parts of decanedioic acid, 2 parts of monohydrate lithium hydroxide, calcium hydroxide 0.5 part, 0.7 part of diphenylamines, 7 parts of EP rubbers, anti-rotten 2 parts of the antiwear additive of T202 antioxygen, 8 parts of lead naphthenate, sulfuration cottonseed oil 5 Part, 0.05 part of propionic acid octadecanol ester, 2,6- 0.1 part of DI-tert-butylphenol compounds.
A method of novel railway switch goat lubricating grease is prepared, is included the following steps:
Step 1: feeding intake
The 3/5 purification line mineral oil that subtracts three is added into production kettle A；
Step 2: reaction
Put into ten dihydroxystearic acids, stirring is to melting, then decanedioic acid is put into production and is stirred in kettle A, the matter that will be prepared It measures the calcium hydroxide solution that score is 40% and is all added in production kettle A and reacts 5min, what addition was made by 1.5 parts of lithium hydroxides Mass fraction is 10% lithium hydroxide solution, reacts 60min, after saponification, is warming up to 99 DEG C, is added dropwise by 0.8 part of hydrogen The mass fraction that lithia is prepared is that 5% lithium hydroxide solution carries out recombination reaction；
Step 3: heating
Heating, 1.2h rise to 101 DEG C, recombination reaction 30min, and diphenylamines is added afterwards, reach 180 DEG C or more, are added 3/10 150BS base oil, be warming up to 210 DEG C, constant temperature 5min, by material squeeze into production kettle B in, reaction kettle B be added 1/5 purification Subtracting three, line mineral oil cleans reaction kettle B, and squeezes into production kettle B；
Step 4: coagulating the soup
During circulating filtration, the purification line mineral oil that subtracts three that is added 1/5, the 150BS base oil for being added 7/10 are coagulated the soup, and are followed Ring filtering filters 1h, sample detection with 60 mesh；
Step 5: plus agent
Whole additive T202 antioxygens anti-rotten antiwear additive, lead naphthenate, sulfuration cottonseed oil, filtering are added in production kettle B Afterwards, additive propionic acid octadecanol ester, 2,6- DI-tert-butylphenol compounds mixed material are added in production kettle D, after mixing evenly, are followed Ring degassing；
Step 6: filtering is filling.
The product that embodiment 1-3 is obtained carries out physicochemical property test.Experimental result such as the following table 1:
Table 1
As can be seen from the above table, novel railway switch goat lubricating grease have excellent cryogenic property, low temperature torque (- 54 DEG C), staring torque is less than 7.0 under Nm, while having high-temperature oxidation resistance and Seawater durability.The scope of application Be -60 DEG C~180 DEG C, can satisfy completely full territory covering, all weather operations, system-wide section safety novel railway switch turn-out track The requirements of machine lubricating grease.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.

Claims (3)

1. a kind of novel railway switch goat lubricating grease, it is characterised in that: the component including following mass fraction: purification subtracts three 50-60 parts of line mineral oil, 10-12 parts of 150BS base oil, ten 10-12 parts of dihydroxystearic acids, 2-3 parts of decanedioic acid, single water hydrogen-oxygen Lithium 2-3 parts of change, 0.5-1 parts of calcium hydroxide, 0.5-1 parts of diphenylamines, 5-7 parts of EP rubbers, the anti-rotten antiwear additive 2-3 of T202 antioxygen Part, 6-8 parts of lead naphthenate, 4-6 parts of sulfuration cottonseed oil, 0.05 part of propionic acid octadecanol ester, 2,6- 0.1 part of DI-tert-butylphenol compounds.
2. a kind of method for preparing novel railway switch goat lubricating grease as described in claim 1, it is characterised in that: including Following steps:
Step 1: feeding intake
The 3/5 purification line mineral oil that subtracts three is added into production kettle A；
Step 2: reaction
Put into ten dihydroxystearic acids, stirring is to melting, then decanedioic acid is put into production and is stirred in kettle A, the concentration that will be prepared 40% calcium hydroxide solution, which is all added in production kettle A, reacts 5min, what addition was formulated by 1.5~1.8 parts of lithium hydroxides Mass fraction is 10% lithium hydroxide solution, reacts 60min, after saponification, is warming up to 90~100 DEG C, is added dropwise by 0.5 The mass fraction that~1.2 parts of lithium hydroxides are formulated is that 5% lithium hydroxide solution carries out recombination reaction；
Step 3: heating
Heating, 1~1.5h rise to 100~104 DEG C, recombination reaction 30min, and diphenylamines is added afterwards, reach 180 DEG C or more, are added 3/10 150BS base oil is warming up to 207~215 DEG C, constant temperature 5min, and material is squeezed into production kettle B, what reaction kettle B was added 1/5 purification subtracts three, and line mineral oil cleans reaction kettle B, and squeezes into production kettle B；
Step 4: coagulating the soup
During circulating filtration, the 1/5 purification line mineral oil that subtracts three is added, 7/10 150BS base oil is added coagulates the soup, circulating filtration 1h, sample detection are filtered with 60 mesh；
Step 5: plus agent
Whole additive T202 antioxygens anti-rotten antiwear additive, lead naphthenate, sulfuration cottonseed oil are added in production kettle B will after filtering Additive propionic acid octadecanol ester, 2,6- DI-tert-butylphenol compounds mixed material are added in production kettle D, and after mixing evenly, circulation is de- Gas；
Step 6: filtering is filling.
3. novel railway switch goat preparation of greases method according to claim 2, it is characterised in that: the 4th step Coagulate the soup temperature be 110 DEG C or more.
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CN102977979A (en) * 2012-12-17 2013-03-20 江苏龙蟠石化有限公司 Composite lithium-calcium base lubricating grease and preparation method thereof
CN103497808A (en) * 2013-08-29 2014-01-08 中国石油化工股份有限公司 Grease composition for automobile wheel hub bearings and its preparation method
CN104804842A (en) * 2014-01-27 2015-07-29 中国石油化工股份有限公司 Environmentally friendly lubricating grease composition and preparation method thereof
CN105925356A (en) * 2016-05-23 2016-09-07 中国石油化工股份有限公司 Low-temperature extreme pressure lubricating grease composition and preparation method thereof

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5156756A (en) * 1990-04-23 1992-10-20 Kabushiki Kaisha Tokai Rika Denki Seisakusho Lubricant for an electrical sliding contactor
US20110036262A1 (en) * 2005-07-11 2011-02-17 Advanced Lubrication Technology, Inc. Corrosion Prevention and Friction Reduction Coating and Low Temperature Process
CN101597539A (en) * 2009-06-11 2009-12-09 杭州得润宝油脂有限公司 The preparation method of cylinder of electric tool special grease and viscosifying agent
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