专利检索 ap:("SCG CHEMICALS CO., LTD.") AND inv:"Christopher WRIGHT" 第 1 页

1.

发明申请
USE OF COMPOUNDS IN POLYMERISATION REACTIONS 审中-公开

公开(公告)号：US20180280952A1

公开(公告)日：2018-10-04

申请号：US15766159

申请日：2016-10-04

申请人： SCG CHEMICALS CO., LTD.

发明人： Dermot O'HARE , Jean-Charles BUFFET , Christopher WRIGHT

IPC分类号： B01J31/22 , B01J31/38 , B01J31/16 , C08G69/20 , C08G63/82

摘要： A use of ansa-metallocene complexes for the polymerisation of cyclic esters and cyclic amides is disclosed. The ansa-metallocene complexes are particularly active as initiators/catalysts in the polymerisation of lactides, with the resulting polymeric material demonstrating low polydispersity.