The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 30, 2025
Filed:
May. 31, 2018
Lg Energy Solution, Ltd., Seoul, KR;
Katsunori Nishimura, Tokyo, JP;
Nobuyuki Ogawa, Tokyo, JP;
Hideyuki Ogawa, Tokyo, JP;
Yuma Gogyo, Tokyo, JP;
Hiroki Mikuni, Tokyo, JP;
Takuya Nishimura, Tokyo, JP;
Kenji Takaoka, Tokyo, JP;
Miyuki Muromachi, Tokyo, JP;
LG ENERGY SOLUTION, LTD., Seoul, KR;
Abstract
Provided is an electrolyte composition, comprising one or two or more polymers, oxide particles, at least one electrolyte salt selected from the group consisting of a lithium salt, a sodium salt, a calcium salt, and a magnesium salt, and a solvent, wherein structural units constituting the one or two or more polymers comprises a first structural unit selected from the group consisting of tetrafluoroethylene and vinylidene fluoride, and a second structural unit selected from the group consisting of hexafluoropropylene, acrylic acid, maleic acid, ethyl methacrylate, and methyl methacrylate, a content of the one or two or more polymers is more than 90% by mass based on a total amount of polymers in the electrolyte composition, and a mass ratio of a content of the first structural unit to a content of the second structural unit in the one or two or more polymers is 50/50 or more.