Invention Grant
US08163867B2 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.: US12598657Application Date: 2008-04-30
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Publication No.: US08163867B2Publication Date: 2012-04-24
- Inventor: Bun Yeoul Lee , Sujith S. , Eun Kyung Noh , Jae Ki Min
- Applicant: Bun Yeoul Lee , Sujith S. , 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
- International Application: PCT/KR2008/002453 WO 20080430
- International Announcement: WO2008/136591 WO 20081113
- Main IPC: C08G64/34
- IPC: C08G64/34 ; C08G59/68 ; C08G64/00 ; C07F15/06 ; C07F7/10 ; C07C251/00 ; B01J31/12
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 poly-carbonate.
Public/Granted literature
- US20100121026A1 PROCESS FOR PRODUCING POLYCARBONATES AND A COORDINATION COMPLEX USED THEREFOR Public/Granted day:2010-05-13
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