Invention Grant
- Patent Title: Nonaqueous secondary battery and electronic device
- Patent Title (中): 非水二次电池和电子设备
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Application No.: US12991332Application Date: 2009-04-30
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Publication No.: US08795884B2Publication Date: 2014-08-05
- Inventor: Hideo Sakata , Fusaji Kita , Kumiko Ishizuka , Akiko Kuwabara , Yuan Gao
- Applicant: Hideo Sakata , Fusaji Kita , Kumiko Ishizuka , Akiko Kuwabara , Yuan Gao
- Applicant Address: JP Ibaraki-Shi, Osaka JP Tokyo
- Assignee: Hitachi Maxell, Ltd.,Kanto Denka Kogyo Co., Ltd.
- Current Assignee: Hitachi Maxell, Ltd.,Kanto Denka Kogyo Co., Ltd.
- Current Assignee Address: JP Ibaraki-Shi, Osaka JP Tokyo
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: JP2008-121188 20080507
- International Application: PCT/JP2009/058497 WO 20090430
- International Announcement: WO2009/136589 WO 20091112
- Main IPC: H01M10/056
- IPC: H01M10/056 ; H01M4/131 ; H01M4/50 ; H01M4/525
Abstract:
In the nonaqueous secondary battery of the present invention, a positive electrode mixture layer included in a positive electrode contains a lithium-containing complex oxide defined by the general formula LixM1yM2zM3vO2 (where, M1 represents at least one transition metal element selected from the group consisting of Co, Ni and Mn, M2 represents at least one metal element selected from the group consisting of Mg, Ti, Zr, Ge, Nb, Al and Sn, M3 represents an element other than Li, M1 and M2, 0.97≦x
Public/Granted literature
- US20110052980A1 NONAQUEOUS SECONDARY BATTERY AND ELECTRONIC DEVICE Public/Granted day:2011-03-03
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