Patent ID: 9593228
Date: 2017-03-14
CPC Classifications: C08K,Y02T

Claim:
1. A vulcanizable rubber mixture comprising: A) at least one diene rubber functionalized with carboxy groups and/or hydroxy groups and/or with their salts, wherein the functionalized diene rubber is composed of 40 to 100% by weight of units derived from 1,3-butadiene, and 0 to 60% by weight of units derived from styrene, and a proportion of bonded functional groups and/or of their salts is 0.02 to 5% by weight, based on 100% by weight of the diene rubber, B) at least one pale-coloured filler, C) trimethylolpropane, and D) at least one fatty acid, wherein the sum total of components C) and D) is 0.1 to 20 parts by weight, based on 100 parts by weight of component A).