发明授权
- 专利标题： Thermoplastic compositions containing polybenzoxazole, polybenzothiazole and polybenzimidazole moieties
- 专利标题（中）： 包含聚苯并唑，聚苯并唑和聚苯并咪唑的热塑性组合物
-
申请号： US327926申请日： 1989-03-23
-
公开(公告)号： US5075392A公开(公告)日： 1991-12-24
- 发明人: William J. Harris , Zenon Lysenko , Wen-Fang Hwang
- 申请人： William J. Harris , Zenon Lysenko , Wen-Fang Hwang
- 申请人地址： MI Midland
- 专利权人： The Dow Chemical Company
- 当前专利权人： The Dow Chemical Company
- 当前专利权人地址： MI Midland
- 主分类号： C08L79/04
- IPC分类号： C08L79/04 ; C08G73/18 ; C08G73/22 ; C08G75/00 ; C08G75/32 ; C08L81/00
摘要：
The present invention encompasses non-phase-separated thermoplastic block copolymers containing rigid rod PBZ blocks and thermoplastic PBZ blocks; dopes and compositions containing those block copolymers; a process for making shaped articles from thermoplastic block copolymers containing rigid rod PBZ blocks and thermoplastic PBZ blocks; and shaped articles made by that process.
公开/授权文献
- US4395198A Continuous twin-stay columns for bulb hydraulic turbines 公开/授权日：1983-07-26
信息查询
