The copolymerization of chloromethylthiirane(CMT) with epichlorohydrin(ECH) was investigated by using rare earth coordination catalysts for the first time.

• 研究了稀土配位催化剂对难以开环均聚和共聚的环硫氯丙烷（CMT）与环氧氯丙烷（ECH）的共聚合。