- Patent Title: Positive electrode active material for non-aqueous electrolyte secondary battery, process for producing the positive electrode active material for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery using the positive electrode active material for non-aqueous electrolyte secondary battery
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Application No.: US16029855Application Date: 2018-07-09
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Publication No.: US10347914B2Publication Date: 2019-07-09
- Inventor: Tomoko Nakayama , Masanori Takagi , Kensaku Mori
- Applicant: SUMITOMO METAL MINING CO., LTD.
- Applicant Address: JP Tokyo
- Assignee: SUMITOMO METAL MINING CO., LTD.
- Current Assignee: SUMITOMO METAL MINING CO., LTD.
- Current Assignee Address: JP Tokyo
- Agency: Kratz, Quintos & Hanson, LLP
- Priority: JP2013-148151 20130717
- Main IPC: H01M4/50
- IPC: H01M4/50 ; H01M4/525 ; H01M4/505 ; C01G53/00 ; H01M4/485 ; H01M4/02
Abstract:
The purpose of the present invention is to provide a positive-electrode active material for non-aqueous electrolyte secondary batteries that is capable of achieving both a high capacity and a high output. This positive-electrode active material contains a lithium-nickel composite oxide represented by the general formula: LibNi1-x-yCoxMyO2 wherein M represents at least one element selected from Al, Ti, Mn and W, b is 0.95≤b≤1.03, x is 0
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