The HPVC/SBR blends were prepared by dynamic vulcanization with DCP.The mechanical properties of the blend vulcanizates were determined.

• 采用有机过氧化物硫化体系，通过动态硫化方法制备高聚合度聚氯乙烯（HPVC）／SBR共混型热塑性弹性体，测试共混物硫化胶的力学性能。