发明授权
- 专利标题: Anisotropic microporous syndiotactic polystyrene membranes and a process for preparing the same
- 专利标题(中): 各向异性微孔间同立构聚苯乙烯膜及其制备方法
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申请号: US381432申请日: 1989-07-14
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公开(公告)号: US4980101A公开(公告)日: 1990-12-25
- 发明人: Henry N. Beck , Robert D. Mahoney , Hawk S. Wan , Richard A. Lundgard
- 申请人: Henry N. Beck , Robert D. Mahoney , Hawk S. Wan , Richard A. Lundgard
- 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: B01D67/00
- IPC分类号: B01D67/00 ; B01D71/28
摘要:
This invention relates to semi-permeable anisotropic syndiotatic polystyrene microporous membranes and a process for preparing such membranes.
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