Patent Number: 10,030,106

Title: Method and catalyst system for preparing polymers and block copolymers

Abstract: The present invention provides methods for producing block copolymers, either by the sequential addition of monomers, or using a "one-pot" method. The invention also relates to novel methods for producing polyesters by ring opening lactides and/or lactones and by copolymerizing anhydrides and epoxides.

Inventors: Williams; Charlotte Katherine (London, GB), Romain; Charles (London, GB), Kember; Michael (London, GB)

Assignee: Imperial Innovations Limited

International Classification: C08G 81/00 (20060101); C08G 63/82 (20060101); C08G 63/83 (20060101); C08G 63/08 (20060101); C08G 63/64 (20060101); C08G 63/42 (20060101)

Expiration Date: 2022-07-24 0:00:00