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:
Oct. 14, 2025
Filed:
Jan. 19, 2021
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Shinichiro Kondo, Osaka, JP;
Reiko Izumi, Osaka, JP;
Daisuke Katou, Kyoto, JP;
Takuya Jin, Osaka, JP;
Yosuke Takayama, Osaka, JP;
Masateru Mikami, Hyogo, JP;
Abstract
This secondary battery electrode is provided with a core material configured from a metal foil that softens at less than or equal to 200° C., and an electrode mixture sheet which is bonded on the surface of the core material. The electrode mixture sheet includes an active material and a fibrous binder, and the active material bites into the core material, with the maximum bite depth at least 30% of the thickness of the core material. The fibrous binder may for example have polytetrafluoroethylene as the main component.