The present invention refers to an oil extended functionalized styrene-butadiene copolymer wherein the functionalized styrene-butadiene copolymer comprises 15 to 50 wt.%, based on 100 wt.% of the copolymer, of repeating units based on styrene, 42 to 80 wt.%, based on 100 wt.% of the copolymer, of repeating units based on butadiene, and 5 to 43 wt.%, based on 100 wt.% of the copolymer, of units based on at least one functional monomer and wherein at least one extender oil is based on vegetable oils.
本发明涉及一种油延伸官能化
苯乙烯-
丁二烯共聚物,其中官能化
苯乙烯-
丁二烯共聚物包括 15 至 50 重量%(基于共聚物的 100 重量%)以
苯乙烯为基础的重复单元、42 至 80 重量%(基于共聚物的 100 重量%)以
丁二烯为基础的重复单元,以及 5 至 43 重量%(基于共聚物的 100 重量%)以
丁二烯为基础的单元。基于
丁二烯的重复单元,以及基于至少一种功能性单体的单元(基于共聚物的 100 重量百分比),其中至少一种扩展剂油基于植物油。