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:
Nov. 25, 2025
Filed:
Mar. 30, 2022
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Kadoma, JP;
Inventors:
Kosuke Kuroda, Osaka Fu, JP;
Youichirou Uka, Hyogo Ken, JP;
Koh Masahara, Hyogo Ken, JP;
Rina Yamamoto, Hyogo Ken, JP;
Tomohiro Harada, Osaka Fu, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01B 1/20 (2006.01); H01M 4/36 (2006.01); H01M 4/525 (2010.01); H01M 4/583 (2010.01); H01M 4/62 (2006.01); H01M 4/02 (2006.01); H01M 4/13 (2010.01); H01M 4/66 (2006.01);
U.S. Cl.
CPC ...
H01M 4/364 (2013.01); H01B 1/20 (2013.01); H01M 4/525 (2013.01); H01M 4/583 (2013.01); H01M 4/623 (2013.01); H01M 2004/028 (2013.01); H01M 4/13 (2013.01); H01M 4/661 (2013.01);
Abstract
A disclosed positive electrode for a nonaqueous electrolyte secondary battery includes a positive-electrode current collector and a positive-electrode mixture layer on a surface of the positive-electrode current collector. The positive-electrode mixture layer includes a positive-electrode active material, a conductive material, and binders. The binders include a polyvinylpyrrolidone-based compound and a cellulose derivative.