Invention Grant
- Patent Title: Electrolyte solution for secondary battery and secondary battery using same
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Application No.: US15039585Application Date: 2014-11-25
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Publication No.: US10587008B2Publication Date: 2020-03-10
- Inventor: Makiko Takahashi , Takehiro Noguchi
- Applicant: NEC Corporation
- Applicant Address: JP Tokyo
- Assignee: NEC Corporation
- Current Assignee: NEC Corporation
- Current Assignee Address: JP Tokyo
- Agency: Finnegan, Henderson, Farabow, Garrett & Dunner, L.L.P.
- Priority: JP2013-246605 20131128
- International Application: PCT/JP2014/081117 WO 20141125
- International Announcement: WO2015/080102 WO 20150604
- Main IPC: H01M10/0569
- IPC: H01M10/0569 ; H01M10/052 ; H01M4/58 ; H01M4/525 ; H01M4/505 ; H01M10/0525 ; H01M10/058 ; H01M4/02
Abstract:
The present invention provides a lithium ion secondary battery having excellent high temperature cycle characteristics. The present invention relates to an electrolyte solution containing a non-aqueous electrolyte solvent containing two or more open chain sulfone compounds represented by a specific formula and one or more carbonate ester compounds represented by a specific formula; and to a secondary battery comprising these.
Public/Granted literature
- US20170170520A1 ELECTROLYTE SOLUTION FOR SECONDARY BATTERY AND SECONDARY BATTERY USING SAME Public/Granted day:2017-06-15
Information query
