| abstract |
The present invention relates to a dielectrically functionalized styrene-butadiene copolymer, wherein the functionalized styrene-butadiene copolymer comprises repeating units based on styrene, based on 100% by weight of the copolymer. 15% to 50% by weight, based on 100% by weight of the copolymer, 42% to 80% by weight of a repeating unit based on butadiene, and based on 100% by weight of the copolymer, at least one action It comprises from 5% to 43% by weight of units based on sex monomers, and the at least one extender oil is based on a vegetable oil, preferably an epoxidized vegetable oil. |