- 专利标题： PROCESS FOR THE PRODUCTION OF POLYCARBONATE
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申请号： EP01986543.5申请日： 2001-12-26
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公开(公告)号： EP1360220B1公开(公告)日： 2007-01-31
- 发明人: BRACK, Hans, Peter , CELLA, James, Anthony , KARLIK, Dennis , PRADA, Lina
- 申请人： GENERAL ELECTRIC COMPANY
- 申请人地址： 1 River Road Schenectady, NY 12345 US
- 专利权人： GENERAL ELECTRIC COMPANY
- 当前专利权人： GENERAL ELECTRIC COMPANY
- 当前专利权人地址： 1 River Road Schenectady, NY 12345 US
- 代理机构： Szary, Anne Catherine
- 优先权： US258710P 20001228; US27139 20011226
- 国际公布： WO2002060855 20020808
- 主分类号： C08G64/14
- IPC分类号： C08G64/14 ; C08G64/30
摘要：
A process for the production of polycarbonate having increased end-cap levels, the process comprising adding a terminal blocking agent of formula (I), wherein R1 is a propoxy or butoxy and R2 is selected from the group consisting of C1-C30 alkyl, C1-C30 alkoxy, C6-C30 aryl, C7-C30 aralkyl, and C6-C30 aryloxy.
公开/授权文献
- EP1360220A2 PROCESS FOR THE PRODUCTION OF POLYCARBONATE 公开/授权日：2003-11-12
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