| 发明名称 |
Process and compositions for production of moldings |
| 摘要 |
The present invention relates to a novel chain extender for use in making moldings. The chain extender broadly comprises the reaction product of an aromatic diamine and a cyclic carboxylic acid dianhydride.
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| 申请公布号 |
US4963640(A) |
申请公布日期 |
1990.10.16 |
| 申请号 |
US19890310263 |
申请日期 |
1989.02.13 |
| 申请人 |
MOBAY CORPORATION |
发明人 |
DEWHURST, JOHN E. |
| 分类号 |
C08G18/32;C08G18/38;C08G18/65 |
主分类号 |
C08G18/32 |
| 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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