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. 26, 2014
Filed:
Jul. 25, 2011
Akihiro Shinohara, Aichi-ken, JP;
Naoki Hasegawa, Aichi-ken, JP;
Koji Yamada, Shiga, JP;
Susumu Yamaguchi, Shiga, JP;
Akihiro Shinohara, Aichi-ken, JP;
Naoki Hasegawa, Aichi-ken, JP;
Koji Yamada, Shiga, JP;
Susumu Yamaguchi, Shiga, JP;
Kabushiki Kaisha Toyota Chuo Kenkyusho, Aichi-gun, JP;
Abstract
Provided is an electrolyte equipped with a hydrophilic portion having a cyclic quaternary ammonium salt and a hydrophobic portion bonded to the hydrophilic portion; and a fuel cell, a Li secondary battery, secondary battery and a primary battery using the electrolyte. The electrolyte has preferably a structure represented by the formula (A) or (B), wherein P' represents a hydrophobic portion, Rand Reach represents hydrogen, fluorine, a hydroxy group, or a hydrocarbon or fluorinated hydrocarbon group having from 1 to 10 carbon atoms, Rand Reach represents a hydrocarbon, fluorinated hydrocarbon, or a fluorocarbon group having from 1 to 10 carbon atoms, r and s each represents an integer of 0 or greater but not greater than 8 and satisfies 1≦r+s≦8, u represents an integer and satisfies 2≦u≦9, and Xrepresents a counter anion.