Invention Grant
US07652124B2 Rigid heterocyclic polymer, production process thereof, and fibers comprising the polymer
失效
刚性杂环聚合物，其制备方法和包含聚合物的纤维
- Patent Title: Rigid heterocyclic polymer, production process thereof, and fibers comprising the polymer
- Patent Title (中): 刚性杂环聚合物，其制备方法和包含聚合物的纤维
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Application No.: US11578413Application Date: 2005-04-12
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Publication No.: US07652124B2Publication Date: 2010-01-26
- Inventor: Masayuki Chokai , Anton Peter De Weijer , Hiroaki Kuwahara , Shunichi Matsumura
- Applicant: Masayuki Chokai , Anton Peter De Weijer , Hiroaki Kuwahara , Shunichi Matsumura
- Applicant Address: JP Osaka JP Osaka
- Assignee: Teijin Limited,Teijin Techno Products Limited
- Current Assignee: Teijin Limited,Teijin Techno Products Limited
- Current Assignee Address: JP Osaka JP Osaka
- Agency: Sughrue Mion, PLLC
- Priority: JP2004-118799 20040414; JP2004-309696 20041025; JP2005-030239 20050207
- International Application: PCT/JP2005/007361 WO 20050412
- International Announcement: WO2005/100442 WO 20051027
- Main IPC: C08G65/38
- IPC: C08G65/38 ; C08G63/00
Abstract:
There are provided a rigid heterocyclic polymer comprising rigid recurring units such as units represented by the following formulae (a) and (b): wherein X is O, S or NH, a production process thereof, and fibers comprising the polymer.
Public/Granted literature
- US20080214772A1 Rigid Heterocyclic Polymer, Production Process Thereof, and Fibers Comprising the Polymer Public/Granted day:2008-09-04
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