- 专利标题： USE OF COMPOUNDS IN POLYMERISATION REACTIONS
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申请号： US15766159申请日： 2016-10-04
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公开(公告)号： US20180280952A1公开(公告)日： 2018-10-04
- 发明人: Dermot O'HARE , Jean-Charles BUFFET , Christopher WRIGHT
- 申请人： SCG CHEMICALS CO., LTD.
- 优先权： GB1517653.0 20151006
- 国际申请： PCT/GB2016/053087 WO 20161004
- 主分类号： B01J31/22
- 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.
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