Invention Grant
- Patent Title: Separator for battery and nonaqueous electrolyte battery using same
- Patent Title (中): 电池和非水电解质电池分离器
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Application No.: US13059095Application Date: 2010-03-10
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Publication No.: US08771859B2Publication Date: 2014-07-08
- Inventor: Nobuaki Matsumoto , Hideaki Katayama , Yoshinori Sato
- Applicant: Nobuaki Matsumoto , Hideaki Katayama , Yoshinori Sato
- Applicant Address: IL Ibaraki-Shi
- Assignee: Hitachi Maxell, Ltd.
- Current Assignee: Hitachi Maxell, Ltd.
- Current Assignee Address: IL Ibaraki-Shi
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: JP2009-060409 20090313
- International Application: PCT/JP2010/054040 WO 20100310
- International Announcement: WO2010/104127 WO 20100916
- Main IPC: H01M2/16
- IPC: H01M2/16
Abstract:
A separator for batteries according to the present invention includes a multilayer porous film having a resin porous film containing a thermoplastic resin as a main component and a heat resistant porous layer containing heat resistant particles as a main component, and the heat resistant porous layer has a thickness of 1 to 15 μm, and the 180° peel strength between the resin porous film and the heat resistant porous layer is 0.6 N/cm or more.
Public/Granted literature
- US20110143183A1 SEPARATOR FOR BATTERY AND NONAQUEOUS ELECTROLYTE BATTERY USING SAME Public/Granted day:2011-06-16
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