Invention Grant
- Patent Title: Positive electrode active material for nonaqueous electrolyte secondary batteries, and nonaqueous electrolyte secondary battery
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Application No.: US17763987Application Date: 2020-09-29
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Publication No.: US12283692B2Publication Date: 2025-04-22
- Inventor: Hiroshi Kawada , Akiko Murata , Mitsuhiro Hibino
- Applicant: Panasonic Intellectual Property Management Co., Ltd.
- Applicant Address: JP Osaka
- Assignee: Panasonic Intellectual Property Management Co., Ltd.
- Current Assignee: Panasonic Intellectual Property Management Co., Ltd.
- Current Assignee Address: JP Osaka
- Agency: WHDA, LLP
- Priority: JP2019-179786 20190930
- International Application: PCT/JP2020/036800 WO 20200929
- International Announcement: WO2021/065860 WO 20210408
- Main IPC: H01M4/525
- IPC: H01M4/525 ; C01G53/00 ; C01G53/54 ; H01M4/02 ; H01M4/505 ; H01M10/0525
Abstract:
This positive electrode active material for nonaqueous electrolyte secondary batteries includes a lithium transition metal complex oxide that has a spinel structure and that is represented by general formula Li1+αNi0.5-xMn1.5-y-zGeyMx+zO4 (in the formula, 0≤α
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