公开(公告)号：US20230402647A1

公开(公告)日：2023-12-14

申请号：US18452103

申请日：2023-08-18

Applicant: Panasonic Intellectual Property Management Co., Ltd.

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

IPC: H01M10/0562

CPC classification number: H01M10/0562 ,  H01M2300/0068

Abstract: A solid electrolyte material of the present disclosure includes Li, Zr, Y, Cl, and O, wherein the molar ratio of O to Y in the entire solid electrolyte material is greater than 0 and less than or equal to 0.80, and the molar ratio of O to Y in the surface region of the solid electrolyte material is larger than the molar ratio of O to Y in the entire solid electrolyte material. A battery of the present disclosure includes a positive electrode, a negative electrode, and an electrolyte layer disposed between the positive electrode and the negative electrode, wherein at least one selected from the group consisting of the positive electrode, the negative electrode, and the electrolyte layer contains the solid electrolyte material of the present disclosure.

公开(公告)号：US20230044223A1

公开(公告)日：2023-02-09

申请号：US17930107

申请日：2022-09-07

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： TAKASHI KUBO ,  KAZUFUMI MIYATAKE ,  YOHEI HAYASHI ,  YUSUKE NISHIO ,  AKIHIRO SAKAI

IPC: C01F17/253 ,  C01C1/16 ,  C01D15/04 ,  C01F11/20

Abstract: The production method of the present disclosure includes heat-treating a material mixture containing a compound containing Y, a compound containing Gd, 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 Gd is at least one selected from the group consisting of Gd2O3 and Gdε3. The material mixture contains at least one selected from the group consisting of Y2O3 and Gd2O3, 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：US20230023022A1

公开(公告)日：2023-01-26

申请号：US17933100

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 ,  H01M10/0525

Abstract: The solid electrolyte material of the present disclosure is 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; and the molar ratio of O to the sum of Y and Gd is greater than O and 0.51 or less.

公开(公告)号：US20230015865A1

公开(公告)日：2023-01-19

申请号：US17933098

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: C01F17/253

Abstract: A production method for producing a halide, the method includes a heat treatment step of heat-treating a mixed material containing (NH4)aYα3+a, (NH4)bSmβ3+b, Liγ, and Caδ2 in an inert gas atmosphere, wherein α, β, γ, and δ are each independently at least one selected from the group consisting of F, Cl, Br, and I, and the following three formulas: 0≤a≤3, 0≤b≤3, and 0

公开(公告)号：US20230008629A1

公开(公告)日：2023-01-12

申请号：US17931561

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, O, and H, wherein, X is at least one selected from the group consisting of F, Cl, Br, and I; and the molar ratio of O to the sum of Y and Sm is greater than 0 and less than 0.32.

公开(公告)号：US20220285721A1

公开(公告)日：2022-09-08

申请号：US17664514

申请日：2022-05-23

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： KAZUFUMI MIYATAKE ,  YUSUKE NISHIO ,  TAKASHI KUBO

IPC: H01M10/056

Abstract: A solid electrolyte composition according to the present disclosure includes a halide solid electrolyte material and an organic solvent. The halide solid electrolyte material has an average particle size of less than or equal to 1 μm. The organic solvent consists of at least one selected from the group consisting of a compound having a functional group and a hydrocarbon. The functional group includes at least one selected from the group consisting of an ether group and a halogen group.

公开(公告)号：US20220102755A1

公开(公告)日：2022-03-31

申请号：US17548695

申请日：2021-12-13

Applicant: Panasonic Intellectual Property Management Co., Ltd.

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

IPC: H01M10/0562 ,  H01M4/04

Abstract: A solid-electrolyte material includes Li, Y, X, O, and H. X is at least two elements selected from the group consisting of F, Cl, Br, and I.

公开(公告)号：US20210269323A1

公开(公告)日：2021-09-02

申请号：US17323920

申请日：2021-05-18

Applicant: Panasonic Intellectual Property Management Co., Ltd.

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

IPC: C01F17/271 ,  C01F17/36 ,  H01M10/0525 ,  H01M10/0562

Abstract: A method for producing a halide includes heat-treating a mixed material in an inert gas atmosphere, the mixed material being a mixture of (NH4)aMX3+a and LiZ. The M includes at least one element selected from the group consisting of Y, a lanthanoid, and Sc. The X is at least one element selected from the group consisting of Cl, Br, I, and F. The Z is at least one element selected from the group consisting of Cl, Br, I, and F. Furthermore, 0

公开(公告)号：US20210261426A1

公开(公告)日：2021-08-26

申请号：US17317947

申请日：2021-05-12

Applicant: Panasonic Intellectual Property Management Co., Ltd.

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

IPC: C01D15/04 ,  C01F17/265 ,  H01M10/0525 ,  H01M10/0562

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 LiBr and YBr3 are mixed. 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：US20200378058A1

公开(公告)日：2020-12-03

申请号：US16877046

申请日：2020-05-18

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： KAZUMA OIKAWA ,  TOORU WADA ,  SHIGEKI SAKAGUCHI ,  TAKASHI KUBO ,  TAKASHI TSURUTA ,  SHIGEAKI SAKATANI ,  DAIDO KOMYOJI

IPC: D06M11/79 ,  H01M10/658 ,  H01M10/0525

Abstract: A manufacturing method of a heat insulating sheet of the present disclosure includes a composite generating step of impregnating a nonwoven fiber with a basic sol prepared to generate a composite of a hydrogel-nonwoven fiber, the basic sol being prepared by adding carbonate ester to a water glass composition; and a drying step of drying a liquid contained in the composite at a temperature lower than a critical temperature of the liquid and a pressure lower than a critical pressure of the liquid to remove the liquid from the composite. A heat insulating sheet according to the present disclosure includes an aerogel and a nonwoven fiber, and has a compression rate at 0.30 MPa to 5.0 MPa of 40% or less. In an electronic device of the present disclosure, the heat insulating sheet is disposed between an electronic component and a housing. In a battery unit of the present disclosure, the heat insulating sheet is disposed between batteries. This provides a heat insulating sheet that can be used under a high load and a manufacturing method thereof, and an electronic device and a battery unit including the same.