Provided are catalysts, methods of making catalysts, methods of using catalysts, and copolymers made utilizing the catalysts. The catalyst has a metal salen complex group, a bridging group, and one or more co-catalyst groups. The metal salen complex group is attached to the bridging group and the bridging group is attached to the co-catalyst group. The copolymers made utilizing the catalysts are polyesters or polycarbonates.
本文提供了催化剂、催化剂的制造方法、催化剂的使用方法以及利用催化剂制造的共聚物。催化剂具有
金属沙伦络合物基团、桥接基团和一个或多个助催化剂基团。
金属沙伦络合物基团与桥接基团相连,桥接基团与助催化剂基团相连。利用催化剂制成的共聚物是聚酯或聚
碳酸酯。