| 发明名称 |
POLYIMIDE RESINS USEFUL AT HIGH TEMPERATURES |
| 摘要 |
Polyimide resins useful at high temperatures are prepared from: (a) a dialkyl, trialkyl or tetraalkylester of biphenyltetracarboxylic acid; (b) phenylenediamine, preferably the phenylenediamine comprses a mixture of meta- and para-phenylenediamine; and (c) a divalent end cap compound that is capab;e of undergoing addition polymerization.
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| 申请公布号 |
CA2106062(C) |
申请公布日期 |
1997.06.10 |
| 申请号 |
CA19922106062 |
申请日期 |
1992.04.21 |
| 申请人 |
TRW INC.;TRW INC. |
发明人 |
SERAFINI, TITO T.;CHENG, PAUL GUNG;UEDA, KENNETH K.;WRIGHT, WARD F. |
| 分类号 |
C07D209/48;C07D405/14;C08F290/00;C08F299/02;C08G73/10;C08G73/12;(IPC1-7):C07D209/48 |
主分类号 |
C07D209/48 |
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