发明授权
US08822084B2 Electrolyte for non-aqueous electrolyte batteries and non-aqueous electrolyte battery using the same
有权
用于非水电解质电池的电解液和使用其的非水电解质电池
- 专利标题: Electrolyte for non-aqueous electrolyte batteries and non-aqueous electrolyte battery using the same
- 专利标题(中): 用于非水电解质电池的电解液和使用其的非水电解质电池
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申请号: US13639040申请日: 2011-03-03
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公开(公告)号: US08822084B2公开(公告)日: 2014-09-02
- 发明人: Shoichi Tsujioka , Aiichiro Fujiwara
- 申请人: Shoichi Tsujioka , Aiichiro Fujiwara
- 申请人地址: JP Ube-shi
- 专利权人: Central Glass Company, Limited
- 当前专利权人: Central Glass Company, Limited
- 当前专利权人地址: JP Ube-shi
- 代理机构: Crowell & Moring LLP
- 优先权: JP2010-087980 20100406
- 国际申请: PCT/JP2011/054845 WO 20110303
- 国际公布: WO2011/125397 WO 20111013
- 主分类号: H01M6/16
- IPC分类号: H01M6/16 ; H01M10/0568 ; H01M10/052 ; H01G11/64 ; H01M10/0567 ; H01G11/62 ; H01G11/06
摘要:
An electrolyte for a non-aqueous electrolyte battery according to the present invention contains a non-aqueous organic solvent; a solute; and both of difluorobis(oxalato)phosphate and tetrafluoro(oxalate)phosphate as additives. A non-aqueous electrolyte battery according to the present invention uses the above electrolyte. By the composite effect of the difluorobis(oxalato)phosphate and tetrafluoro(oxalate)phosphate in the non-aqueous electrolyte and the non-aqueous electrolyte battery, it is possible to improve not only the cycle characteristics and high-temperature storage stability of the battery but also the low-temperature characteristics of the battery at temperatures of 0° C. or lower.
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