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Co(Ⅲ)催化二氧化碳与环氧烷烃共聚反应机理的研究

Release Time:2019-03-11  Hits:

Indexed by: Conference Paper

Date of Publication: 2009-08-18

Page Number: 1

Key Words: 二氧化碳;环氧烷烃;聚碳酸酯;共聚反应机理;配位催化

Abstract: 二氧化碳与环氧烷烃共聚生成聚碳酸酯的反应是最有潜力的绿色聚合过程之一。在该交替共聚反应过程中,含亲电-亲核中心的双组分催化体系呈现非常高的催化活性和聚合物选择性,甚至在常压下也能表现出一定的活性。但是,在聚合反应中,亲核中心维持催化剂的热稳定性和高活性的过程目前还不清楚。因此,本文成功设计出用于二氧化碳与环氧烷烃交替

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