PELLETIERTES, NICHT VULKANISIERTES KAUTSCHUKARTIGES POLYMER

摘要

Pelletized unvulcanized rubbery polymer comprising pellet cores of unvulcanized rubbery polymer and a coating layer formed thereon, said coating layer consisting of a 1,2-polybutadiene having a 1,2-addition unit content of not less than 70%, crystallinity of not less than 10%, and an intrinsic viscosity [ eta ] (as measured in toluene at 30 DEG C) of not less than 0.7 dl/g.