发明名称 |
1,4-bis(3,4-dicarboxyphenoxy)-2-tert-butylbenzene dianhydride and method of using the same |
摘要 |
The present invention provides a series of easily processable poly(ether-imide)s that are organic-soluble and can afford colorless films, their organic solutions and their manufacturing process. The poly(ether-imide) is prepared from a dianhydride and a diamine, wherein the dianhydride is a bis(ether anhydride) having tert-butyl group, i. e. 1,4-bis(3,4-dicarboxyphenoxy)-2-tert-butylbenzene dianhydride.
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申请公布号 |
US6060575(A) |
申请公布日期 |
2000.05.09 |
申请号 |
US19990300138 |
申请日期 |
1999.04.27 |
申请人 |
NATIONAL SCIENCE COUNCIL |
发明人 |
YANG, CHIN-PING;HSIAO, SHENG-HUEI |
分类号 |
C08G14/09;C08G73/10;C08G73/14;(IPC1-7):C08G14/09;C07D209/48;C07D307/80 |
主分类号 |
C08G14/09 |
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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