| 发明名称 |
Preparation of bisphenol-A bisimides |
| 摘要 |
A process for purifying a bisphenol-A bisimide which comprises treating the latter with a polar solvent selected from the class consisting of methanol, acetonitrile, acetone, and diethyl ether.
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| 申请公布号 |
US4048190(A) |
申请公布日期 |
1977.09.13 |
| 申请号 |
US19760658501 |
申请日期 |
1976.02.17 |
| 申请人 |
GENERAL ELECTRIC COMPANY |
发明人 |
JOHNSON, DONALD S.;WILLIAMS, III, FRANK J. |
| 分类号 |
C07D209/48;(IPC1-7):C07D209/34 |
主分类号 |
C07D209/48 |
| 代理机构 |
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代理人 |
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| 地址 |
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