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. 05, 2021
Filed:
Sep. 25, 2018
Applicant:
Nippon Chemi-con Corporation, Tokyo, JP;
Inventor:
Junichi Kawakami, Tokyo, JP;
Assignee:
Nippon Chemi-Con Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01G 9/025 (2006.01); H01G 11/56 (2013.01); H01G 9/15 (2006.01); H01G 11/48 (2013.01);
U.S. Cl.
CPC ...
H01G 9/025 (2013.01); H01G 9/151 (2013.01); H01G 11/48 (2013.01); H01G 11/56 (2013.01);
Abstract
A gel electrolytic capacitor that can further improve withstand voltage is provided. The gel electrolytic capacitor includes: an anode foil; a cathode foil; and a gel electrolyte disposed between the anode foil and the cathode foil. The gel electrolyte consists of a polymer having three-dimensional (3D) network structure and an electrolyte solution held in said polymer. The polymer is formed by polymerizing 2-hydroxyethyl methacrylate or methacrylic acid. The electrolyte solution includes amines or quaternary cyclic amidinium.