公开(公告)号：US20230018441A1

公开(公告)日：2023-01-19

申请号：US17933101

申请日：2022-09-17

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： KAZUFUMI MIYATAKE ,  YUSUKE NISHIO ,  TAKASHI KUBO ,  TETSUYA ASANO ,  AKIHIRO SAKAI

IPC: H01M10/0562 ,  H01M4/62 ,  C01F17/30

Abstract: The solid electrolyte material of the present disclosure is a solid electrolyte material made of Li, Ca, Y, Gd, X, and O, where X is at least one selected from the group consisting of F, Cl, Br, and I; the molar ratio of O to the sum of Y and Gd in the entire solid electrolyte material is greater than 0 and 0.42 or less; and O is present in a surface region of the solid electrolyte material.

公开(公告)号：US20220352546A1

公开(公告)日：2022-11-03

申请号：US17810840

申请日：2022-07-06

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： KAZUFUMI MIYATAKE ,  YUSUKE NISHIO ,  TAKASHI KUBO ,  TETSUYA ASANO ,  AKIHIRO SAKAI

IPC: H01M10/0562 ,  H01M10/0525

Abstract: The solid electrolyte material comprises Li, Y, X, and O, where X is one selected from the group consisting of F, Cl, Br, and I, and the molar ratio of O to Y is greater than 0.01 and less than 0.52.

公开(公告)号：US20210249683A1

公开(公告)日：2021-08-12

申请号：US17233544

申请日：2021-04-19

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： YOSHIAKI TANAKA ,  KOKI UENO ,  TETSUYA ASANO ,  AKIHIRO SAKAI

IPC: H01M10/0562

Abstract: A solid electrolyte material according to the present disclosure consists essentially of Li, M, O, and X. M is at least one element selected from the group consisting of Nb and Ta, and X is at least one element selected from the group consisting of Cl, Br, and I.

公开(公告)号：US20200328462A1

公开(公告)日：2020-10-15

申请号：US16912039

申请日：2020-06-25

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： TETSUYA ASANO ,  AKIHIRO SAKAI ,  YUSUKE NISHIO ,  MASASHI SAKAIDA ,  AKINOBU MIYAZAKI ,  SHINYA HASEGAWA

IPC: H01M10/0562 ,  H01M10/0525

Abstract: A solid electrolyte material contains Li; Y; at least one selected from the group consisting of Mg, Ca, Sr, Ba, Zn, Zr, Nb, and Ta; and at least one selected from the group consisting of Cl, Br, and I. An X-ray diffraction pattern of the solid electrolyte material obtained using Cu-Kα radiation as an X-ray source includes peaks in a range of diffraction angles 2θ of 30° or more and 33° or less, in a range of diffraction angles 2θ of 39° or more and 43° or less, and in a range of diffraction angles 2θ of 47° or more and 51° or less.

公开(公告)号：US20200328457A1

公开(公告)日：2020-10-15

申请号：US16911609

申请日：2020-06-25

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： AKIHIRO SAKAI ,  TETSUYA ASANO ,  MASASHI SAKAIDA ,  YUSUKE NISHIO ,  AKINOBU MIYAZAKI ,  SHINYA HASEGAWA

IPC: H01M10/0562 ,  H01M10/0525 ,  C01F17/36

Abstract: Provided is a solid electrolyte material comprising Li, Y, Br, and Cl wherein in an X-ray diffraction pattern in which Cu-Kα is used as a radiation source, peaks are present within all ranges of diffraction angles 2θ of 15.1° to 15.8°, 27.3° to 29.5°, 30.1° to 31.1°, 32.0° to 33.7°, 39.0° to 40.6°, and 47.0° to 48.5°.

公开(公告)号：US20230019493A1

公开(公告)日：2023-01-19

申请号：US17931562

申请日：2022-09-13

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： KAZUFUMI MIYATAKE ,  YUSUKE NISHIO ,  TAKASHI KUBO ,  TETSUYA ASANO ,  AKIHIRO SAKAI

IPC: H01M10/0562 ,  H01M10/0525

Abstract: The solid electrolyte material of the present disclosure includes Li, Ca, Y, Sm, X, and O, wherein X is at least one selected from the group consisting of F, Cl, Br, and I.

公开(公告)号：US20230018638A1

公开(公告)日：2023-01-19

申请号：US17933097

申请日：2022-09-17

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： TAKASHI KUBO ,  KAZUFUMI MIYATAKE ,  KEITA MIZUNO ,  TETSUYA ASANO ,  AKIHIRO SAKAI

IPC: C01F17/36 ,  H01B1/06 ,  H01M10/0562

Abstract: The production method of the present disclosure includes heat-treating a material mixture containing a compound containing Y, a compound containing Sm, NH4α, Liβ, and Caγ2 in an inert gas atmosphere. The compound containing Y is at least one selected from the group consisting of Y2O3 and Yδ3, and the compound containing Sm is at least one selected from the group consisting of Sm2O3 and Smε3. The material mixture contains at least one selected from the group consisting of Y2O3 and Sm2O3, and α, β, γ, δ, and ε are each independently at least one selected from the group consisting of F, Cl, Br, and I.

公开(公告)号：US20220209291A1

公开(公告)日：2022-06-30

申请号：US17698000

申请日：2022-03-18

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： TAKASHI KUBO ,  KENTA NAGAMINE ,  KEITA MIZUNO ,  TETSUYA ASANO ,  AKIHIRO SAKAI

IPC: H01M10/0562 ,  H01M10/0525

Abstract: A solid electrolyte material includes Li, Ca, Y, Gd, and X wherein X is at least one element selected from the group consisting of F, Cl, Br, and I. A battery uses the solid electrolyte material.

公开(公告)号：US20210391593A1

公开(公告)日：2021-12-16

申请号：US17460119

申请日：2021-08-27

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： TAKASHI KUBO ,  TETSUYA ASANO ,  AKINOBU MIYAZAKI ,  AKIHIRO SAKAI

IPC: H01M10/0562

Abstract: The present disclosure provides a solid electrolyte material having a high lithium ion conductivity. The solid electrolyte material according to the present disclosure includes Li, Zr, Y, W, and X. X is at least one element selected from the group consisting of Cl and Br.

公开(公告)号：US20210305625A1

公开(公告)日：2021-09-30

申请号：US17342998

申请日：2021-06-09

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： YOHEI HAYASHI ,  TETSUYA ASANO ,  MASASHI SAKAIDA ,  AKIHIRO SAKAI

IPC: H01M10/0562 ,  H01M10/0525 ,  H01M4/133

Abstract: A solid-electrolyte material includes a crystal phase constituted by Li, M, X, and O. M is at least one element selected from the group consisting of Mg, Ca, and Sr. X is at least two elements selected from the group consisting of F, Cl, Br, and I.