| 发明名称 |
Process for preparing polyarylates in the presence of a diphenyl ether |
| 摘要 |
Described herein is a process for preparing polyarylates which comprises reacting a diester derivative of a dihydric phenol with an aromatic dicarboxylic acid in the presence of from about 10 to about 60 weight percent of a diphenyl ether compound at a temperature of from about 260 DEG to about 350 DEG C.
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| 申请公布号 |
US4294956(A) |
申请公布日期 |
1981.10.13 |
| 申请号 |
US19790069818 |
申请日期 |
1979.08.27 |
| 申请人 |
UNION CARBIDE CORPORATION |
发明人 |
BERGER, MITCHELL H.;GILL, PETER J.;MARESCA, LOUIS M. |
| 分类号 |
C08G63/00;C08G63/18;C08G63/19;C08G63/81;(IPC1-7):C08G63/18;C08G63/28;C08G63/66 |
主分类号 |
C08G63/00 |
| 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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