公开(公告)号：US20240266514A1

公开(公告)日：2024-08-08

申请号：US18602716

申请日：2024-03-12

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Yuta SUGIMOTO ,  Kazuya HASHIMOTO

IPC: H01M4/36 ,  H01M4/02 ,  H01M4/62 ,  H01M10/0525 ,  H01M10/0562

CPC classification number: H01M4/366 ,  H01M4/62 ,  H01M10/0525 ,  H01M10/0562 ,  H01M2004/021 ,  H01M2004/028 ,  H01M2300/008

Abstract: A coated active material of the present disclosure includes: an active material; and a coating layer including a first solid electrolyte, the coating layer coating at least a portion of a surface of the active material. The first solid electrolyte includes Li, Ti, M, and F, the M is at least one selected from the group consisting of Ca, Mg, Al, Y, and Zr, and a ratio of a specific surface area of the coated active material to a specific surface area of the active material is smaller than 123%.

公开(公告)号：US20220320481A1

公开(公告)日：2022-10-06

申请号：US17842571

申请日：2022-06-16

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Kenji NAGAO ,  Yuta SUGIMOTO ,  Tatsuya OSHIMA ,  Akinobu MIYAZAKI

IPC: H01M4/131 ,  H01M10/0562 ,  H01M4/66 ,  H01M10/0525

Abstract: An electrode of the present disclosure includes an electrode mixture layer and an electrode current collector layer. The electrode current collector layer is in contact with the electrode mixture layer. The electrode mixture layer includes a solid electrolyte material and an active material. The solid electrolyte material includes Li, M, and X. M is at least one selected from the group consisting of metal elements other than Li and metalloid elements. X is at least one selected from the group consisting of F, Cl, Br, and I. The electrode current collector layer has a surface material in contact with the electrode mixture layer, and an iron content in the surface material is 50 mass % or less.

公开(公告)号：US20230402607A1

公开(公告)日：2023-12-14

申请号：US18455282

申请日：2023-08-24

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Tatsuya OSHIMA ,  Yuta SUGIMOTO ,  Izuru SASAKI ,  Akinobu MIYAZAKI

IPC: H01M4/62 ,  H01M4/133 ,  H01M4/36 ,  H01M4/587 ,  H01M10/0525 ,  H01M10/0562 ,  H01M10/0565

CPC classification number: H01M4/62 ,  H01M4/133 ,  H01M4/366 ,  H01M4/587 ,  H01M10/0525 ,  H01M10/0562 ,  H01M10/0565 ,  H01M2300/0071 ,  H01M2300/008 ,  H01M2300/0082 ,  H01M2300/0094

Abstract: An electrode material includes an electrode active material, a first solid electrolyte material, and a coating material. The first solid electrolyte material includes Li, M, and X and does not include sulfur, where M includes at least one selected from the group consisting of metal elements other than Li and metalloid elements, and X is at least one selected from the group consisting of Cl, Br, and I. The coating material is located on the surface of the electrode active material.

公开(公告)号：US20240266595A1

公开(公告)日：2024-08-08

申请号：US18602731

申请日：2024-03-12

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Yuta SUGIMOTO ,  Kazuya HASHIMOTO

IPC: H01M10/0562 ,  H01M4/36

CPC classification number: H01M10/0562 ,  H01M4/366 ,  H01M2300/008

Abstract: A coated active material of the present disclosure includes: an active material; and a coating layer including a first solid electrolyte, the coating layer coating at least a portion of a surface of the active material. The first solid electrolyte includes Li, Ti, M, and F, the M is at least one selected from the group consisting of Ca, Mg, Al, Y, and Zr, and a ratio of a total pore volume of the coated active material to a total pore volume of the active material is less than 155%.

公开(公告)号：US20220328804A1

公开(公告)日：2022-10-13

申请号：US17843163

申请日：2022-06-17

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Tatsuya OSHIMA ,  Yuta SUGIMOTO ,  Kenji NAGAO ,  Izuru SASAKI ,  Akinobu MIYAZAKI

IPC: H01M4/131 ,  H01M10/0562 ,  H01M10/0525 ,  H01M4/505 ,  H01M4/525 ,  H01M4/66 ,  H01M4/38

Abstract: An electrode of the present disclosure includes an electrode mixture layer and an electrode current collector layer. The electrode current collector layer is in contact with the electrode mixture layer. The electrode mixture layer includes a solid electrolyte material and an active material. The solid electrolyte material includes Li, M, and X. M is at least one selected from the group consisting of metal elements other than Li and metalloid elements. X is at least one selected from the group consisting of F, Cl, Br, and I. The electrode current collector layer has a surface material in contact with the electrode mixture layer, and a copper content in the surface material is less than 50 mass %.

公开(公告)号：US20210050513A1

公开(公告)日：2021-02-18

申请号：US17007382

申请日：2020-08-31

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Asami NISHIKAWA ,  Satoshi SHIBATA ,  Yu NISHITANI ,  Tetsuya ASANO ,  Takuji TSUJITA ,  Yuta SUGIMOTO

IPC: H01L45/00 ,  H01L27/24 ,  G01R27/14

Abstract: An interconnect structure according to the present disclosure includes: an interconnect layer containing a metal element as a main component and extending in a direction; a metal layer opposite to the interconnect layer, and a solid electrolyte layer between the interconnect layer and the metal layer. The solid electrolyte layer encloses the interconnect layer at least in a cross-sectional view taken along a plane orthogonal to the direction. The interconnect layer and the metal layer are electrically insulated from each other by the solid electrolyte layer.

公开(公告)号：US20250089580A1

公开(公告)日：2025-03-13

申请号：US18954969

申请日：2024-11-21

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Asami NISHIKAWA ,  Satoshi SHIBATA ,  Yu NISHITANI ,  Tetsuya ASANO ,  Takuji TSUJITA ,  Yuta SUGIMOTO

IPC: H10N70/20 ,  G01R27/14 ,  H10B63/00 ,  H10N70/00

Abstract: An interconnect structure includes: an interconnect layer containing a metal element as a main component and extending in a direction; a metal layer opposite to the interconnect layer, and a solid electrolyte layer between the interconnect layer and the metal layer. The solid electrolyte layer encloses the interconnect layer at least in a cross-sectional view taken along a plane orthogonal to the direction. The interconnect layer and the metal layer are electrically insulated from each other by the solid electrolyte layer.

公开(公告)号：US20240405202A1

公开(公告)日：2024-12-05

申请号：US18602746

申请日：2024-03-12

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Yuta SUGIMOTO ,  Kazuya HASHIMOTO

IPC: H01M4/36 ,  H01M4/02 ,  H01M4/525 ,  H01M10/0562

Abstract: A coated active material of the present disclosure includes: an active material; and a coating layer including a first solid electrolyte, the coating layer coating at least a portion of a surface of the active material. The first solid electrolyte includes Li, Ti, M, and F, the M is at least one selected from the group consisting of Ca, Mg, Al, Y, and Zr, and a proportion of a TiF bond in a group of bonds to the Ti included in the first solid electrolyte is more than 2%.

公开(公告)号：US20220328869A1

公开(公告)日：2022-10-13

申请号：US17842587

申请日：2022-06-16

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Kenji NAGAO ,  Yuta SUGIMOTO ,  Tatsuya OSHIMA ,  Kenta NAGAMINE ,  Akinobu MIYAZAKI ,  Seiji NISHIYAMA

IPC: H01M10/0562 ,  H01M4/66 ,  H01M4/36

Abstract: A battery including a first and second electrode layer, and an electrolyte layer including a first solid electrolyte material. The battery satisfies (A), (B), (C), or (D). (A) The current collector layer has, in at least a partial region thereof, a copper content of less than 50 mass %. (B) At least one selected from the group of the current collector layer and an electrode lead has, in at least a partial region thereof, a copper content of less than 50 mass %. (C) At least one selected from the group of the current collector layer and an exterior body has, in at least a partial region thereof, a copper content of less than 50 mass %. (D) at least one selected from the group of the current collector layer, the electrode lead, and the exterior body has, in at least a partial region thereof, a copper content of less than 50 mass %.