| 发明名称 |
Nonaromatic dianhydride and polyimides from tricyclo[4.2.1.02,5] nonane-3,4-dimethyl-3,4,7,8-tetracarboxylic acid dianhydride |
| 摘要 |
Novel polyimides and molding compositions are prepared from novel tricyclo[4.2.1.02,5] nonane-3,4-dimethyl-3,4,7,8-tetracarboxylic acid dianhydride. The dianhydride is useful for the manufacture of polyimides which are useful as engineering plastics.
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| 申请公布号 |
US4508605(A) |
申请公布日期 |
1985.04.02 |
| 申请号 |
US19820386890 |
申请日期 |
1982.06.10 |
| 申请人 |
STANDARD OIL COMPANY (INDIANA) |
发明人 |
NIMRY, TAYSEER S.;FIELDS, ELLIS K. |
| 分类号 |
C07C61/135;C08G73/10;(IPC1-7):C07D307/77 |
主分类号 |
C07C61/135 |
| 代理机构 |
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