Silica reinforced vehicle tire toroidal tread rubber consists of a blend of polyisoprene and other rubbers with a high silica concentration

摘要

The silica-reinforced vehicle tire toroidal tread rubber comprises a blend of polyisoprene rubber 5-40, high-vinyl polybutadiene rubber 20-60, isoprene-butadiene rubber incorporating tin 20-60, silica 30-90, lampblack 5-50, process oil 2-50 and silica-coupling agent 0.5-15 % respectively.