发明申请
- 专利标题: PROCESS FOR PRODUCING POLYCARBONATES AND A COORDINATION COMPLEX USED THEREFOR
- 专利标题(中): 生产聚碳酸酯的方法及其使用的协调复合物
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申请号: US12598657申请日: 2008-04-30
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公开(公告)号: US20100121026A1公开(公告)日: 2010-05-13
- 发明人: Bun Yeoul Lee , Sujith S. , Eun Kyung Noh , Jae Ki Min
- 申请人: Bun Yeoul Lee , Sujith S. , Eun Kyung Noh , Jae Ki Min
- 优先权: KR10-2007-0043417 20070504; KR10-2008-0015454 20080220
- 国际申请: PCT/KR08/02453 WO 20080430
- 主分类号: C08G64/34
- IPC分类号: C08G64/34 ; C07F15/06 ; C07F7/10 ; C07C251/00 ; C08G64/00
摘要:
The complex of the present invention containing an onium salt and a central Lewis acidic metal has a high catalytic activity at a high temperature for the copolymerization of an epoxide and carbon dioxide to produce a high molecular weight poly-carbonate.
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