环保型丁苯橡胶是指使用环保原料和助剂生产的对环境和人体健康无害的丁苯橡胶,通常包括两类产品,一是使用环保助剂生产的不含亚硝基胺及可成为亚硝基胺预备体的丁苯橡胶(简称 Environmentally friendly styrene-butadiene rubber refers to the use of environmentally friendly raw materials and additives to the environment and human health SBR, which usually includes two types of products, one is the use of environmentally friendly additives produced nitroso-free amine and can be Nitrosamine preparatory body of styrene butadiene rubber (referred to as