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:
Mar. 20, 2018
Filed:
Sep. 25, 2013
Daikin Industries, Ltd., Osaka-Shi, Osaka, JP;
Yoshiko Kuwajima, Settsu, JP;
Meiten Koh, Settsu, JP;
Akiyoshi Yamauchi, Settsu, JP;
Hideo Sakata, Settsu, JP;
Hitomi Miyawaki, Decatur, AL (US);
Akinori Tani, Settsu, JP;
Shinichi Kinoshita, Settsu, JP;
DAIKIN INDUSTRIES, LTD., Osaka, JP;
Abstract
An object of the present invention is to provide a lithium cell exhibiting a high remaining capacity after high-temperature storage even if used at high voltages, and an electrolytic solution used for the cell. The present invention relates to an electrolytic solution containing a nonaqueous solvent; an electrolyte salt; and 10 vol % or more of a compound represented by the following formula (1) based on 100 vol % of the nonaqueous solvent, wherein R, Rand Rmay be the same as or different from one another, each representing a hydrogen atom, a fluorine atom, a C-Calkyl group, or a C-Cfluorinated alkyl group, excluding cases where all of R, R, and Rare hydrogen atoms or fluorine atoms.