发明授权
- 专利标题: Solid phase post polymerization condensation of thermotropic polyester imides
- 专利标题(中): 热致聚酯酰亚胺的固相后聚合冷凝
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申请号: US259768申请日: 1988-10-19
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公开(公告)号: US4954606A公开(公告)日: 1990-09-04
- 发明人: Hans-Rudolf Dicke , Joachim Genz , Volker Eckhardt , Ludwig Bottenbruch
- 申请人: Hans-Rudolf Dicke , Joachim Genz , Volker Eckhardt , Ludwig Bottenbruch
- 申请人地址: DEX Leverkusen
- 专利权人: Bayer Aktiengesellschaft
- 当前专利权人: Bayer Aktiengesellschaft
- 当前专利权人地址: DEX Leverkusen
- 优先权: DEX3737067 19871031
- 主分类号: C08J5/18
- IPC分类号: C08J5/18 ; C08G63/06 ; C08G63/68 ; C08G73/16 ; D01F6/74
摘要:
Thermotropic polyester imides having recurrent units corresponding to the following formulae: ##STR1## have excellent dimensional stability under heat and are suitable for the production of moulded articles, filaments, fibres and films.
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