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:
Jun. 27, 2017
Filed:
Apr. 17, 2013
Sanyo Chemical Industries, Ltd., Kyoto, JP;
SANYO CHEMICAL INDUSTRIES, LTD., Kyoto, JP;
Abstract
In order to render an electrolytic solution not leak from a sealed part even at a higher temperature of the environment or in a high-humidity condition to enhance the reliability of an electrolytic capacitor, an electrolytic solution for an aluminum electrolytic capacitor is described. The electrolytic solution includes an aprotic solvent (A), an electrolyte (D) containing a salt composed of a cation (B) represented by formula (1) and an anion (C), and a compound (E) represented by formula (2) and having a content of 0.01 to 3 wt % relative to the total weight of (A) and (D): wherein in formulae (1) and (2), Rto Rare each Calkyl, Rto Rare each Calkyl or a hydrogen atom, and Rto Rare each Calkyl or a hydrogen atom.