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：US20210261430A1

公开(公告)日：2021-08-26

申请号：US17317944

申请日：2021-05-12

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： YUSUKE NISHIO ,  TAKASHI KUBO ,  AKIHIRO SAKAI ,  AKINOBU MIYAZAKI

IPC: C01F17/271 ,  H01M10/0562 ,  C01F17/10

Abstract: A production method for producing a halide includes a heat-treatment step of heat-treating, in an inert gas atmosphere, a mixed material in which LiX and YZ3 are mixed, where X is an element selected from the group consisting of Cl, Br, and I, and Z is an element selected from the group consisting of Cl, Br, and I. In the heat-treatment step, the mixed material is heat-treated at higher than or equal to 200° C. and lower than or equal to 650° C.

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：US20200328467A1

公开(公告)日：2020-10-15

申请号：US16914333

申请日：2020-06-27

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： IZURU SASAKI ,  AKIHIRO SAKAI ,  YUTA SUGIMOTO ,  AKINOBU MIYAZAKI

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

Abstract: Provided is a positive electrode material including a positive electrode active material, a first solid electrolyte material, and a coating material. The coating material is located on the surface of the positive electrode active material. The first solid electrolyte material includes lithium, at least one kind selected from the group consisting of metalloid elements and metal elements other than lithium, and at least one kind selected from the group consisting of chlorine, bromine, and iodine. The first solid electrolyte material does not include sulfur.

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：US20170117453A1

公开(公告)日：2017-04-27

申请号：US15243832

申请日：2016-08-22

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： HIROMASA TAMAKI ,  TSUTOMU KANNO ,  HIROKI SATO ,  AKIHIRO SAKAI ,  KOHEI TAKAHASHI

IPC: H01L35/16 ,  C04B35/547

CPC classification number: H01L35/16 ,  C04B35/547 ,  C22C1/0408 ,  C22C23/00

Abstract: The present invention provides a thermoelectric conversion material represented by the following chemical formula Mg3+mAaBbD2-eEe. The element A represents at least one selected from the group consisting of Ca, Sr, Ba and Yb. The element B represents at least one selected from the group consisting of Mn and Zn. The value of m is not less than −0.39 and not more than 0.42. The value of a is not less than 0 and not more than 0.12. The value of b is not less than 0 and not more than 0.48. The element D represents at least one selected from the group consisting of Sb and Bi. The element E represents at least one selected from the group consisting of Se and Te. The value of e is not less than 0.001 and not more than 0.06. The thermoelectric conversion material has a La2O3 crystalline structure. The thermoelectric conversion material is of n-type. The present invention provides a novel thermoelectric conversion material.

公开(公告)号：US20230268504A1

公开(公告)日：2023-08-24

申请号：US18142506

申请日：2023-05-02

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： HIRO KAMITAKE ,  AKIHIRO SAKAI ,  IZURU SASAKI ,  YUTA SUGIMOTO ,  AKINOBU MIYAZAKI

IPC: H01M4/58 ,  H01M4/62 ,  H01M10/0525 ,  H01M10/0562 ,  H01M10/052 ,  H01M4/136 ,  H01M50/431

CPC classification number: H01M4/5825 ,  H01M4/62 ,  H01M10/0525 ,  H01M10/0562 ,  H01M10/052 ,  H01M4/136 ,  H01M50/431 ,  H01M2004/028

Abstract: The present disclosure provides a cathode material which has improved charge/discharge efficiency; and a battery using the same. The cathode material includes a cathode active material and a first solid electrolyte material; and the first solid electrolyte material contains Li, M and X; however, does not include sulfur. M represents at least one element that is selected from the group consisting of metalloid elements and metal elements other than Li. X represents at least one selected from the group consisting of Cl and Br, and I. The cathode active material includes lithium iron phosphate.

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.