发明名称 |
Process for producing aromatic-aliphatic copolycarbonate |
摘要 |
A process for producing an aromatic-aliphatic copolycarbonate which is excellent in impact resistance and heat resistance and has large Abbe number, small photoelasticity constant, and excellent color tone. The process comprises conducting polycondensation in a reactor made of a stainless steel comprising at least 12 wt % nickel, at least 22 wt % chromium, and at least 50 wt % iron.
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申请公布号 |
US2001002418(A1) |
申请公布日期 |
2001.05.31 |
申请号 |
US20000725863 |
申请日期 |
2000.11.30 |
申请人 |
NAGASHIMA HIROMITSU;YOSHIDA SHU;NAGAI SATOSHI;ISAHAYA YOSHINORI |
发明人 |
NAGASHIMA HIROMITSU;YOSHIDA SHU;NAGAI SATOSHI;ISAHAYA YOSHINORI |
分类号 |
C08G64/16;C08G64/30;(IPC1-7):C08G64/06;C08G64/00;C08G64/04;C08G64/08 |
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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