Stabilizer systems containing organotin compounds and vinyl...

Details Stabilizer systems containing organotin compounds and vinyl... Stabilizer systems containing organotin compounds and vinyl...

C - Chemistry, Metallurgy

09

K

31/74

C09K 15/00 (2006.01) C08K 5/58 (2006.01) C12H 1/14 (2006.01) G03C 1/34 (2006.01)

Patent

CA 1090552

Abstract of the Disclosure A stabilizer system that prevents early discoloration and h?zing of vinyl halide resins at elevated temperatures comprises a) an organotin compound having the structural formula Image wherein each R represents an alkyl group having 1 to 8 carbon atoms, each R' represents -S-(CH2)n-COOR", -?R", or -OOC-CH-CH-COOR''', R" represents an alkyl group having ? to 1? carbon atoms, R''' represents an alkyl group having 3 to 18 carbon atoms, and n is 1 or 2; b) at least one alkyltin thioglycolate; c) a phenolic compound; and d) optionally, a dialkyltin ethylene glycol dimercaptoacetate- - 1 -

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