论文部分内容阅读
用四苯基卟啉氯化铝活性开环催化剂进行ε-己内酯(CL)和环氧丙烷(PO)嵌段共聚合,制备了PCL-PPO、PPO-PCL以及PCL-PPO-PCL、PPO-PCL-PPO嵌段共聚体。
PCL-PPO, PPO-PCL and PCL-PPO-PCL were prepared by the block copolymerization of ε-caprolactone (CL) and propylene oxide (PO) with tetraphenylporphyrin aluminum chloride active ring- PPO-PCL-PPO block copolymer.