Patent ID: 7662874
Filing Date: 2010-02-16
Classification: C08K

Abstract:
1. A rubber mixture, comprising (A) at least one styrene-butadiene rubber, (B) at least one filler, (C) more than one polysulphidic organo(alkyl polyether silane) compound of the general formula I where X is an alkyl polyether group —O—((CR R Alk is a branched or unbranched, saturated or unsaturated, aliphatic, aromatic or mixed aliphatic/aromatic monovalent C X′ is branched or unbranched alkyl, branched or unbranched alkoxy, a branched or unbranched C X″ is branched or unbranched alkyl, branched or unbranched alkoxy, a C R m is from 1 to 12, wherein the alkyl polyether groups of the polysulphidic organo(alkyl polyether silane) compounds are variously ethoxylated, (D) a thiuram sulphide accelerator and/or carbamate accelerator and/or the corresponding zinc salts, (E) a nitrogen-containing co-activator, (F) optionally additional rubber auxiliaries, and (G) optionally additional accelerators.