公开(公告)号：US20240413340A1

公开(公告)日：2024-12-12

申请号：US18811280

申请日：2024-08-21

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Honami SAKO ,  Yoshimasa NAKAMA ,  Akihiko SAGARA

IPC: H01M4/62 ,  H01M4/02 ,  H01M10/0562 ,  H01M10/42

Abstract: 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. At least one electrode selected from the group consisting of the positive electrode and the negative electrode includes a solid electrolyte and an ionic liquid containing a lithium salt dissolved. In the electrode including the ionic liquid, a volume proportion of the ionic liquid is less than 20 vol. %. The solid electrolyte includes Li, M, and X, the M is at least one selected from the group consisting of metalloid elements and metal elements except Li, and the X is at least one selected from the group consisting of F, Cl, Br, and I.

公开(公告)号：US20240322151A1

公开(公告)日：2024-09-26

申请号：US18733260

申请日：2024-06-04

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Tomokatsu WADA ,  Akihiko SAGARA

IPC: H01M4/485 ,  H01M4/02 ,  H01M4/131 ,  H01M10/0562

CPC classification number: H01M4/485 ,  H01M4/131 ,  H01M10/0562 ,  H01M2004/027 ,  H01M2004/028 ,  H01M2300/008

Abstract: An electrode material according to the present disclosure includes an active material, a first solid electrolyte, and a second solid electrolyte. The first solid electrolyte includes I, the second solid electrolyte is free of I, and a volume ratio representing a volume of the first solid electrolyte to a sum of the volume of the first solid electrolyte and a volume of the second solid electrolyte is 1% or more and 49% or less. The electrode material may further include a binder.

公开(公告)号：US20230092036A1

公开(公告)日：2023-03-23

申请号：US18059141

申请日：2022-11-28

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Hiroki YABE ,  Akihiko SAGARA

IPC: H01M10/056 ,  H01M10/0585 ,  H01M4/62 ,  C08G65/336 ,  C08J9/28 ,  C08K5/43

Abstract: A solid electrolyte of the present disclosure includes: a porous dielectric having a plurality of pores interconnected; and an electrolyte including a metal salt and at least one selected from the group consisting of an ionic compound and a bipolar compound and at least partially filling an interior of the plurality of pores. The porous dielectric includes a polyether structure. The plurality of pores have an average pore diameter of 20 nm or more and 100 nm or less.