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:
Jan. 14, 2025
Filed:
Jul. 14, 2023
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventors:
Yuichiro Tsubaki, Kyoto, JP;
Tatsuji Aoyama, Yamaguchi, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01G 9/035 (2006.01); H01G 9/00 (2006.01); H01G 9/028 (2006.01); H01G 9/07 (2006.01);
U.S. Cl.
CPC ...
H01G 9/035 (2013.01); H01G 9/0032 (2013.01); H01G 9/028 (2013.01); H01G 9/07 (2013.01);
Abstract
A method for manufacturing an electrolytic capacitor of the present disclosure includes first to third steps. In the first step, a capacitor element is prepared that includes an anode body on which a dielectric layer is formed. In the second step, the capacitor element is impregnated with a first treatment solution containing at least a conductive polymer and a first solvent. In the third step, the capacitor element is, after the second step, impregnated with a second treatment solution that contains a polyol compound having 3 or more hydroxyl groups per molecule.