发明授权
US4711907A Membranes of substantially non-crosslinked organic polymers which
contain bonded ionogenic groups
失效
含有结合的离子型基团的基本上非交联的有机聚合物的膜
- 专利标题: Membranes of substantially non-crosslinked organic polymers which contain bonded ionogenic groups
- 专利标题(中): 含有结合的离子型基团的基本上非交联的有机聚合物的膜
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申请号: US705718申请日: 1985-02-26
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公开(公告)号: US4711907A公开(公告)日: 1987-12-08
- 发明人: Hans-Josef Sterzel , Axel Sanner
- 申请人: Hans-Josef Sterzel , Axel Sanner
- 申请人地址: DEX
- 专利权人: BASF Aktiengesellschaft
- 当前专利权人: BASF Aktiengesellschaft
- 当前专利权人地址: DEX
- 优先权: DEX3407719 19840302
- 主分类号: C08F8/00
- IPC分类号: C08F8/00 ; B01D71/82 ; B01J47/12 ; C08G85/00 ; C08J5/22
摘要:
A membrane of substantially non-crosslinked organic polymers which contain ionogenic groups bonded to the polymer chain via an alkylene radical, at intervals of not less than 4 carbon atoms.
公开/授权文献
- US4062900A Process for preparing butanediol and/or butenediol 公开/授权日:1977-12-13
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