| 发明名称 |
Thermoplastic polymers containing repeating hydrazide groups. |
| 摘要 |
<p>In one embodiment this invention provides a nonlinear optical substrate which is a transparent film of a thermoplastic polymer containing recurring units corresponding to the formula: <CHEM> s</p> |
| 申请公布号 |
EP0242800(A2) |
申请公布日期 |
1987.10.28 |
| 申请号 |
EP19870105636 |
申请日期 |
1987.04.16 |
| 申请人 |
CELANESE CORPORATION |
发明人 |
CHOE, EUI WON |
| 分类号 |
C08F8/30;G02F1/35;G02F1/355;G02F1/361;(IPC1-7):C08F8/30 |
主分类号 |
C08F8/30 |
| 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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