发明名称 |
Process for producing polycarbonate resin |
摘要 |
A process for producing a polycarbonate resin which comprises performing melt polycondensation of pentacyclopentadecanedimethanol or pentacyclopentadecanedimethanol and diol with carbonic acid diester in the presence of a catalyst containing at least one compound selected from the group consisting of zinc compounds, tin compounds, lead compounds, zirconium compounds and hafnium compounds.
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申请公布号 |
US2002132968(A1) |
申请公布日期 |
2002.09.19 |
申请号 |
US20020092592 |
申请日期 |
2002.03.08 |
申请人 |
MITSUBISHI GAS CHEMICAL COMPANY, INC. |
发明人 |
FUJIMORI TAKAYASU;OHGI HIROAKI;MIZUKAMI MASAMICHI |
分类号 |
C08G64/16;C08G64/02;C08G64/30;(IPC1-7):C08G64/00 |
主分类号 |
C08G64/16 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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