Invention Grant
- Patent Title: Positive-electrode active material for lithium ion battery, positive electrode for lithium ion battery, and lithium ion battery
- Patent Title (中): 锂离子电池用正极活性物质，锂离子电池用正极和锂离子电池
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Application No.: US13582091Application Date: 2011-03-04
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Publication No.: US08623551B2Publication Date: 2014-01-07
- Inventor: Yasuhiro Kawahashi , Kentaro Okamoto
- Applicant: Yasuhiro Kawahashi , Kentaro Okamoto
- Applicant Address: JP Tokyo
- Assignee: JX Nippon Mining & Metals Corporation
- Current Assignee: JX Nippon Mining & Metals Corporation
- Current Assignee Address: JP Tokyo
- Agency: Nields, Lemack & Frame, LLC
- Priority: JP2010-049146 20100305
- International Application: PCT/JP2011/055111 WO 20110304
- International Announcement: WO2011/108720 WO 20110909
- Main IPC: H01M4/13
- IPC: H01M4/13 ; H01M4/50
Abstract:
The present invention provides a positive electrode active material for a lithium ion battery having good battery performance can be provided. The positive electrode active material for a lithium ion battery is represented by; Compositional formula:LixNi1−yMyO2+α wherein M is one or more selected from Sc, Ti, V, Cr, Mn, Fe, Co, Cu, Zn, Ga, Ge, Al, Bi, Sn, Mg, Ca, B, and Zr, 0.9≦x≦1.1, 0
Public/Granted literature
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