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.

Date of Patent:
Oct. 17, 2017

Filed:

Mar. 03, 2014
Applicant:

Sanyo Chemical Industries, Ltd., Kyoto, JP;

Inventors:

Shinichi Murata, Kyoto, JP;

Hideo Seike, Kyoto, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01G 9/035 (2006.01); H01G 9/10 (2006.01); H01G 9/145 (2006.01);
U.S. Cl.
CPC ...
H01G 9/10 (2013.01); H01G 9/035 (2013.01); H01G 9/145 (2013.01);
Abstract

An issue of this invention is to enhance reliability of an electrolytic capacitor in a manner that an electrolytic solution does not leak from a sealed part while a high initial electrical conductivity is maintained even at a higher environment temperature or in a high-humidity condition. An electrolytic solution for aluminum electrolytic capacitor is described, containing a solvent (A) and an electrolyte (D) represented by general formula (1) below. In formula (1), Rto Reach represent alkyl having 1 to 3 carbon atoms, Rto Reach represent alkyl having 1 to 3 carbon atoms or a hydrogen atom, and Xrepresents an anion of an acid (C).


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