Invention Grant
- Patent Title: Non-aqueous electrolyte secondary battery and manufacturing method thereof
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Application No.: US14359433Application Date: 2012-09-10
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Publication No.: US09755238B2Publication Date: 2017-09-05
- Inventor: Hiroshi Onizuka , Tomohiro Nakano , Kyoko Kikuchi
- Applicant: Hiroshi Onizuka , Tomohiro Nakano , Kyoko Kikuchi
- Applicant Address: JP Toyota-shi, Aichi
- Assignee: Toyota Jidosha Kabushiki Kaisha
- Current Assignee: Toyota Jidosha Kabushiki Kaisha
- Current Assignee Address: JP Toyota-shi, Aichi
- Agency: Finnegan, Henderson, Farabow, Garrett & Dunner, LLP
- Priority: JP2011-255282 20111122
- International Application: PCT/JP2012/005720 WO 20120910
- International Announcement: WO2013/076893 WO 20130530
- Main IPC: H01M4/60
- IPC: H01M4/60 ; H01M10/0525 ; H01M4/58 ; H01M10/0567 ; H01M10/0568 ; H01M4/04 ; H01M4/139 ; H01M4/36 ; H01M10/42 ; H01M4/13 ; H01M10/058 ; H01M10/44 ; H01M4/02

Abstract:
A non-aqueous electrolyte secondary battery according to the present invention includes a positive electrode, a negative electrode, and a non-aqueous electrolyte solution. The negative electrode includes a coating derived from lithium bis(oxalate)borate. The coating derived from lithium bis(oxalate)borate includes a coating containing boron element and a coating containing oxalate ion. A ratio of the boron element contained in the coating derived from lithium bis(oxalate)borate to the oxalate ion is equal to or more than 5. Accordingly, it is possible to provide a non-aqueous electrolyte secondary battery capable of reliably obtaining the effect due to the formation of a coating.
Public/Granted literature
- US20140329141A1 NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY AND MANUFACTURING METHOD THEREOF Public/Granted day:2014-11-06
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