发明申请
- 专利标题: NONAQUEOUS ELECTROLYTE SOLUTION SECONDARY BATTERY SEPARATOR AND NONAQUEOUS ELECTROLYTE SOLUTION SECONDARY BATTERY USING THE SAME
- 专利标题(中): 非电解电解液二次电池分离器和非电解电解质溶液二次电池使用相同
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申请号: US13047106申请日: 2011-03-14
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公开(公告)号: US20110165473A1公开(公告)日: 2011-07-07
- 发明人: Satoshi NAKASHIMA , Yasushi Usami , Kazutaka Sakaki
- 申请人: Satoshi NAKASHIMA , Yasushi Usami , Kazutaka Sakaki
- 申请人地址: JP Tokyo JP Tokyo
- 专利权人: MITSUBISHI CHEMICAL CORPORATION,MITSUBISHI PLASTICS, INC.
- 当前专利权人: MITSUBISHI CHEMICAL CORPORATION,MITSUBISHI PLASTICS, INC.
- 当前专利权人地址: JP Tokyo JP Tokyo
- 优先权: JP2003-287903 20030806; JP2003-287904 20030806
- 主分类号: H01M2/16
- IPC分类号: H01M2/16 ; H01M10/056
摘要:
An object of this invention is to improve battery performance such as a rate capability of a nonaqueous electrolyte solution secondary battery using a separator constituting a thermoplastic resin-based porous film containing a filler.This invention provides a nonaqueous electrolyte solution secondary battery separator which is formed from a porous film containing a thermoplastic resin and a filler contained in the thermoplastic resin and has a content of chlorine of 10 ppm or less or a content of iron of 100 ppm or less as well as relates to a nonaqueous electrolyte solution secondary battery using this separator.
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