Invention Grant
US08829156B2 Process for producing polycarbonates and a coordination complex used therefor
有权
用于生产聚碳酸酯的方法和用于其的配位络合物
- Patent Title: Process for producing polycarbonates and a coordination complex used therefor
- Patent Title (中): 用于生产聚碳酸酯的方法和用于其的配位络合物
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Application No.: US13435030Application Date: 2012-03-30
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Publication No.: US08829156B2Publication Date: 2014-09-09
- Inventor: Bun Yeoul Lee , S. Sujith , Eun Kyung Noh , Jae Ki Min
- Applicant: Bun Yeoul Lee , S. Sujith , Eun Kyung Noh , Jae Ki Min
- Applicant Address: KR Seoul
- Assignee: SK Innovation Co., Ltd.
- Current Assignee: SK Innovation Co., Ltd.
- Current Assignee Address: KR Seoul
- Agency: Clark & Brody
- Priority: KR10-2007-0043417 20070504; KR10-2008-0015454 20080220
- Main IPC: C08G64/00
- IPC: C08G64/00 ; C07F5/02 ; C07F7/10 ; C07F9/28 ; C07F19/00 ; C07F15/06
Abstract:
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 polycarbonate.
Public/Granted literature
- US20120184709A1 PROCESS FOR PRODUCING POLYCARBONATES AND A COORDINATION COMPLEX USED THEREFOR Public/Granted day:2012-07-19
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