发明申请
US20100248002A1 Microporous Multilayer Membrane, System And Process For Producing Such Membrane, And The Use Of Such Membrane
审中-公开
微孔多层膜，用于生产这种膜的系统和方法以及这种膜的使用
- 专利标题： Microporous Multilayer Membrane, System And Process For Producing Such Membrane, And The Use Of Such Membrane
- 专利标题（中）： 微孔多层膜，用于生产这种膜的系统和方法以及这种膜的使用
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申请号： US12744019申请日： 2008-12-25
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公开(公告)号： US20100248002A1公开(公告)日： 2010-09-30
- 发明人: Kotaro Takita , Yoichi Matsuda , Norimitsu Kaimai
- 申请人： Kotaro Takita , Yoichi Matsuda , Norimitsu Kaimai
- 国际申请： PCT/JP2008/073937 WO 20081225
- 主分类号： H01M2/16
- IPC分类号： H01M2/16 ; B29C47/14 ; B32B3/26
摘要：
The invention relates to a multilayer microporous membrane comprising polyethylene and polypropylene and having an improved balance of properties including improved thickness variation in at least one planar direction. The invention also relates to a system and method for producing such a membrane, the use of such a membrane as a battery separator film, and batteries containing such a membrane.