GB748228A - Organic derivatives of tetravalent tin and compositions containing the same - Google Patents

Organic derivatives of tetravalent tin and compositions containing the same

Info

Publication number
GB748228A
GB748228A GB14189/53A GB1418953A GB748228A GB 748228 A GB748228 A GB 748228A GB 14189/53 A GB14189/53 A GB 14189/53A GB 1418953 A GB1418953 A GB 1418953A GB 748228 A GB748228 A GB 748228A
Authority
GB
United Kingdom
Prior art keywords
tin
diester
acid
linked
atom
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.)
Expired
Application number
GB14189/53A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ARGUS CHEMICAL LAB Inc
Original Assignee
ARGUS CHEMICAL LAB Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ARGUS CHEMICAL LAB Inc filed Critical ARGUS CHEMICAL LAB Inc
Publication of GB748228A publication Critical patent/GB748228A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00Compounds containing elements of Groups 4 or 14 of the Periodic Table
    • C07F7/22Tin compounds
    • C07F7/226Compounds with one or more Sn-S linkages

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

A resinous composition comprises a chlorine containing synthetic resin, e.g. a chlorine containing polyvinyl resin or a copolymer of vinyl chloride with vinyl acetate, vinylidene chloride or styrene, and as a stabilizer an organo-tin compound wherein 2 or 3 valences of the tin atom are linked to alkyl or aralkyl radicals and each remaining valence is linked to a sulphur atom of a radical of a diester derived from a mercapto carboxylic acid having from 2 to 4 carbon atoms and a glycol containing from 2 to 6 carbon atoms and obtained by reacting said diester with the required triorgano-tin monohalide, diorgano-tin dihalide or diorgano-tin oxide, the quantities of reactants being chosen so that both sulphur atoms of the diester residue are linked to a tin atom. In the examples, compositions are prepared containing a copolymer of vinyl chloride with vinyl acetate, dioctylphthalate and th reaction product of 1,2-propylene glycol thioglycolic acid diester with di-n-butyl-tin oxide having the formula <FORM:0748228/IV(a)/1> and a copolymer of vinyl chloride with vinyl acetate, commercial tricresyl phosphate and the reaction product of 1,4-butanediol thiopropionic acid diester with tribenzyl-tin chloride having the formula (C6H5CH2-)3Sn-(SCH2CH2COO CH2CH2CH2CH2OOCCH2CH2S) - Sn(- CH2C6H5)3 the said composition being soluble in a mixture of toluene and methyl ethyl ketone.ALSO:The invention comprises organo-tin compounds, wherein 2 or 3 valences of the tin atom are linked to alkyl or aralkyl radicals and each remaining valence of the tin atom is linked to a sulphur atom of a radical of a diester, said diester being formed from a mercapto-carboxylic acid having from 2 to 4 carbon atoms and a glycol containing from 2 to 6 carbon atoms, obtained by heating said glycol with the said mercapto-carboxylic acid to form the diester which is then reacted with the required triorgano-tin monohalide, di-organo tin dihalide or di-organo tin oxide, e.g. at an elevated temperature, the quantities of the reactants being chosen so that both sulphur atoms of the diester residue are linked to a tin atom. The alkyl radicals may be methyl, ethyl, butyl, octyl, dodecyl or octadecyl radicals, and a suitable aralkyl radical is the benzyl radical. Glycols mentioned are ethylene and 1,2-propylene glycol, and 1,4 - butanediol. Mercaptocarboxylic acids mentioned are thioglycollic, thiopropionic and thiobutyric acid. In the examples the following compounds are prepared :- <FORM:0748228/IV(a)/1> from the 1,2-propylene glycol diester with thioglycollic acid and di-n-butyl tin oxide, <FORM:0748228/IV(a)/2> from the ethylene glycol diester with thioglycollic acid and di-n-butyl tin oxide, and <FORM:0748228/IV(a)/3> from the 1,4-butanediol diester with b -thiopropionic acid and tribenzyl tin chloride. The Specification also states that when dibutyl tin oxide is reacted with the ethylene glycol diester of thioglycollic acid, the reaction product may contain a compound of the formula <FORM:0748228/IV(a)/4> in addition to the compound referred to in the examples. The organo-tin compounds may be used as antioxidants and are useful for stabilizing chlorine containing organic compounds, e.g. chlorinated paraffins having from 10 to 40 carbon atoms per molecule. A suitable quantity of stabilizer is 0.1 to 10 per cent by weight based on the compound to be stabilized.
GB14189/53A 1952-05-23 1953-05-20 Organic derivatives of tetravalent tin and compositions containing the same Expired GB748228A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US748228XA 1952-05-23 1952-05-23

Publications (1)

Publication Number Publication Date
GB748228A true GB748228A (en) 1956-04-25

Family

ID=22121890

Family Applications (1)

Application Number Title Priority Date Filing Date
GB14189/53A Expired GB748228A (en) 1952-05-23 1953-05-20 Organic derivatives of tetravalent tin and compositions containing the same

Country Status (1)

Country Link
GB (1) GB748228A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3115509A (en) * 1958-10-23 1963-12-24 M & T Chemicals Inc Chemical product and process
US7767740B2 (en) 2005-05-05 2010-08-03 Galata Chemicals, Llc Alkyltin sulfanyl mercaptocarboxylates having terminal thiol groups

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3115509A (en) * 1958-10-23 1963-12-24 M & T Chemicals Inc Chemical product and process
US7767740B2 (en) 2005-05-05 2010-08-03 Galata Chemicals, Llc Alkyltin sulfanyl mercaptocarboxylates having terminal thiol groups

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