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:
Aug. 30, 2022
Filed:
Dec. 23, 2019
Applicant:
Sanyo Electric Co., Ltd., Daito, JP;
Inventors:
Assignee:
SANYO Electric Co., Ltd., Daito, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/62 (2006.01);
U.S. Cl.
CPC ...
H01M 4/625 (2013.01);
Abstract
A positive electrode includes a positive electrode substrate and a positive electrode active material layer disposed on at least one surface of the positive electrode substrate. The positive electrode active material layer contains a positive electrode active material, a binder, and an electroconductive agent. The positive electrode active material layer contains, as the electroconductive agent, a string-shaped agglomerate formed of fibrous carbons gathered and entangled with each other. The agglomerate has a length of 30 μm or more.