Patent ID: 6596796
Filing Date: 2003-07-22
Classification: C08K

Abstract:
A composition comprisinga) an emulsion crude rubber, synthetic latex or natural rubber latex subject to oxidative, thermal, dynamic and/or light-induced degradation, b) as stabiliser at least one compound of formula I wherein R1 is C8-C20alkyl; and c) as stabiliser at least one compound of formula II wherein R2 is C8-C2alkyl, R3 is hydrogen, C1-C12alkyl, cyclohexyl, 1-methylcyclohexyl, benzyl, &agr;-methylbenzyl, &agr;,&agr;-dimethylbenzyl or â€”CH2â€”Sâ€”R2, R4 is C1-C12alkyl, benzyl, &agr;-methylbenzyl, &agr;,&agr;-dimethylbenzyl or â€”CH2â€”Sâ€”R2, and R5 is hydrogen or methyl.