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公开(公告)号:US20240105936A1
公开(公告)日:2024-03-28
申请号:US18525944
申请日:2023-12-01
Inventor: TOMOFUMI HAMAMURA , YOSHIMASA NAKAMA
IPC: H01M4/525 , H01M4/505 , H01M10/052 , H01M10/0562
CPC classification number: H01M4/525 , H01M4/505 , H01M10/052 , H01M10/0562 , H01M2004/028
Abstract: A positive electrode material comprises a positive electrode active material containing lithium nickel cobalt manganese oxide having an α-NaFeO2 structure and a solid electrolyte material. The solid electrolyte material contains Li, Ti, M1, and F, and M1 is at least one selected from the group consisting of Ca, Mg, Al, Y, and Zr.
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公开(公告)号:US20230075889A1
公开(公告)日:2023-03-09
申请号:US18053389
申请日:2022-11-08
Inventor: YOSHIMASA NAKAMA , YUSUKE NISHIO
Abstract: The positive electrode active material of the present disclosure includes a complex oxide represented by a formula (1): LiNixMe1-xO2 as a main component and contains water in an amount of 2.9 ppm by mass or more and 44.7 ppm by mass or less. Here, x satisfies 0.5≤x≤1, and Me is at least one element selected from the group consisting of Mn, Co, and Al.
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公开(公告)号:US20230009296A1
公开(公告)日:2023-01-12
申请号:US17939969
申请日:2022-09-08
Inventor: MASASHI SAKAIDA , YOSHIMASA NAKAMA
IPC: H01M10/0562 , H01M10/0525
Abstract: The solid electrolyte material consists essentially of Li, Ti, M, and F. Here, M is at least one selected from the group consisting of Al and Y.
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公开(公告)号:US20230006248A1
公开(公告)日:2023-01-05
申请号:US17939970
申请日:2022-09-08
Inventor: MASASHI SAKAIDA , YOSHIMASA NAKAMA
IPC: H01M10/0562 , H01M10/0525
Abstract: The solid electrolyte material includes Li, Ti, Zr, and F.
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公开(公告)号:US20230093960A1
公开(公告)日:2023-03-30
申请号:US18051873
申请日:2022-11-01
Inventor: YUSUKE NISHIO , YOSHIMASA NAKAMA
IPC: H01M4/525 , H01M4/62 , H01M10/0562 , H01M10/052 , C01G53/00 , C01F17/36
Abstract: The positive electrode active material of the present disclosure includes a complex oxide represented by a formula (1): LiNixMe1-xO2 as a main component and contains water generated during heating at 300° C. in Karl Fischer titration in an amount of 317.5 ppm by mass or less. Here, x satisfies 0.5 ≤ x ≤ 1, and Me is at least one element selected from the group consisting of Mn, Co, and Al.
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公开(公告)号:US20230018258A1
公开(公告)日:2023-01-19
申请号:US17939972
申请日:2022-09-08
Inventor: YOSHIMASA NAKAMA , MASASHI SAKAIDA
IPC: H01M10/0562 , H01M4/62 , C01G23/00
Abstract: The solid electrolyte material consists essentially of Li, Ti, M, and F. Here, M is at least one selected from the group consisting of Mg and Ca.
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公开(公告)号:US20240055654A1
公开(公告)日:2024-02-15
申请号:US18494705
申请日:2023-10-25
Inventor: TOMOFUMI HAMAMURA , YOSHIMASA NAKAMA , YUI MASUMOTO
IPC: H01M10/0562 , H01M4/505 , H01M4/525 , H01M10/0525 , C01F17/36
CPC classification number: H01M10/0562 , H01M4/505 , H01M4/525 , H01M10/0525 , C01F17/36 , H01M2300/008 , H01M2004/028
Abstract: The solid electrolyte material contains a halide solid electrolyte. The halide solid electrolyte contains Li, at least one element selected from the group consisting of metalloids and metal elements other than Li, and at least one element selected from the group consisting of F, Cl, Br, and I. The halide solid electrolyte has a crystallite size greater than or equal to 40 nm.
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公开(公告)号:US20230084392A1
公开(公告)日:2023-03-16
申请号:US18051871
申请日:2022-11-01
Inventor: YUSUKE NISHIO , YOSHIMASA NAKAMA
IPC: H01M4/525 , H01M10/0562 , H01M4/62 , H01M4/36 , H01M10/0525 , C01G53/00 , C01F17/36
Abstract: The positive electrode active material of the present disclosure includes a complex oxide represented by formula (1): LiNixMe1-xO2 as a main component and has a hydrogen element content of 238.8 ppm by mass or less. Here, x satisfies 0.5≤x≤1, and Me is at least one element selected from the group consisting of Mn, Co, and Al.
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公开(公告)号:US20230013826A1
公开(公告)日:2023-01-19
申请号:US17939971
申请日:2022-09-08
Inventor: MASASHI SAKAIDA , YOSHIMASA NAKAMA
IPC: H01M10/0562 , H01M4/62 , C01G25/00 , C01G23/00
Abstract: The solid electrolyte material consists essentially of Li, Ti, Al, M, and F. Here, M is at least one selected from the group consisting of Zr and Mg.
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