Dimethyldiphenyl RTV silicone rubber with low phenyl contents was synthesized by ring-opening copolymerization of phenyl cyclic siloxane with DMC.

• 以苯基环体、二甲基环硅氧烷为原料，在催化剂存在下，经开环共聚、降解、脱除低沸物，制得低苯基含量的二苯基硅橡胶。