公开(公告)号：US20200350625A1

公开(公告)日：2020-11-05

申请号：US16931092

申请日：2020-07-16

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： YUTA SUGIMOTO ,  IZURU SASAKI ,  TATSUYA OSHIMA ,  AKINOBU MIYAZAKI

IPC: H01M10/0562 ,  H01M10/052 ,  H01M4/133

Abstract: Provided is a battery in which the internal resistance is further decreased. The present disclosure provides a battery, comprising a positive electrode, a negative electrode, and an electrolyte layer provided between the positive electrode and the negative electrode. The electrolyte layer includes a first solid electrolyte material. The first solid electrolyte material includes Li, M, and X, and does not include sulfur. M is at least one selected from the group consisting of metalloid elements and metal elements other than Li. X is at least one selected from the group consisting of Cl, Br, and I. The negative electrode includes a negative electrode active material and a sulfide solid electrolyte.

公开(公告)号：US20200350562A1

公开(公告)日：2020-11-05

申请号：US16930415

申请日：2020-07-16

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： YUTA SUGIMOTO ,  IZURU SASAKI ,  TATSUYA OSHIMA ,  AKINOBU MIYAZAKI

IPC: H01M4/36 ,  H01M10/0525 ,  H01M10/0562 ,  H01M4/485 ,  H01M4/62

Abstract: The present disclosure provides an anode material having further improved charge/discharge efficiency. The anode material according to the present disclosure includes an anode active material and a first solid electrolyte material. The first solid electrolyte material includes Li, M, and X, and does not include sulfur. M is at least one selected from the group consisting of metalloid elements and metal elements other than Li. X is at least one kind selected from the group consisting of Cl, Br, and I. The anode active material is an active material capable of storing and releasing lithium ions at a potential with respect to lithium of not less than 0.27 V.

公开(公告)号：US20250070227A1

公开(公告)日：2025-02-27

申请号：US18947192

申请日：2024-11-14

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： TATSUYA OSHIMA ,  TAKAAKI TAMURA

IPC: H01M10/056

Abstract: A solid electrolyte composition of an aspect according to the present disclosure includes a solvent and an ion conductor dispersed in the solvent. The ion conductor includes a solid electrolyte and a hydroxy group-containing organic compound. The hydroxy group-containing organic compound is an alcohol or a phenol and has a hydrocarbon portion having 15 or more and 30 or less carbon atoms.

公开(公告)号：US20240097193A1

公开(公告)日：2024-03-21

申请号：US18513702

申请日：2023-11-20

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： TATSUYA OSHIMA ,  AKIO KANEYAMA ,  KAZUHIRO MORIOKA ,  AKIRA KAWASE

IPC: H01M10/0568 ,  H01M4/04 ,  H01M4/62 ,  H01M10/0567 ,  H01M10/0569

CPC classification number: H01M10/0568 ,  H01M4/0407 ,  H01M4/622 ,  H01M10/0567 ,  H01M10/0569

Abstract: A solid electrolyte composition contains a solvent and an ion conductor dispersed in the solvent, the ion conductor including a solid electrolyte and a binder, wherein 0.40

公开(公告)号：US20230094818A1

公开(公告)日：2023-03-30

申请号：US18058921

申请日：2022-11-28

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： TATSUYA OSHIMA ,  YUSUKE NISHIO ,  SEIJI NISHIYAMA ,  KAZUFUMI MIYATAKE ,  AKINOBU MIYAZAKI

IPC: H01M10/0562

Abstract: A solid electrolyte composition includes a solvent and a solid electrolyte dispersed in the solvent. The solid electrolyte includes a halide solid electrolyte. The solvent has a polar component δp of Hansen solubility parameters that is greater than 0 and less than 5.9. The halide solid electrolyte contains Li, M1, and X1. M1 is at least one selected from the group consisting of metalloid elements and metal elements other than Li. X1 is at least one selected from the group consisting of F, Cl, Br, and I.

公开(公告)号：US20210218054A1

公开(公告)日：2021-07-15

申请号：US17214943

申请日：2021-03-29

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： TATSUYA OSHIMA ,  IZURU SASAKI ,  HIROKI KAMITAKE ,  AKIRA KAWASE

IPC: H01M10/0562

Abstract: A battery includes a positive electrode, a negative electrode, and an electrolyte layer disposed between the positive electrode and the negative electrode. The electrolyte layer includes a first layer, a second layer, and a mixture layer disposed between the first layer and the second layer. The first layer includes a first solid electrolyte material. The second layer includes a second solid electrolyte material, the second solid electrolyte material being different from the first solid electrolyte material. The mixture layer includes the first solid electrolyte material and the second solid electrolyte material.

公开(公告)号：US20210151791A1

公开(公告)日：2021-05-20

申请号：US17160930

申请日：2021-01-28

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： TATSUYA OSHIMA ,  IZURU SASAKI ,  YUTA SUGIMOTO ,  SEIJI NISHIYAMA ,  MASASHI SAKAIDA ,  AKIRA KAWASE

IPC: H01M10/0562 ,  H01M4/62 ,  H01M10/0525 ,  H01M10/0585 ,  H01M10/44

Abstract: The present disclosure provides a negative electrode material that can improve the cycle characteristics of a battery. The negative electrode material according to the present disclosure contains a reduced form of a solid electrolyte material. The solid electrolyte material is denoted by Formula (1): LiαMβXγ. Herein, in Formula (1), each of α, β, and γ is a value greater than 0, M represents at least one element selected from the group consisting of metal dements except Li and semimetals, and X represents at least one dement selected from the group consisting of F, Cl, Br, and I.