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. 28, 2014
Filed:
Feb. 05, 2008
Meiten Koh, Settsu, JP;
Hideo Sakata, Settsu, JP;
Hitomi Nakazawa, Settsu, JP;
Michiru Tanaka, Settsu, JP;
Akiyoshi Yamauchi, Settsu, JP;
Meiten Koh, Settsu, JP;
Hideo Sakata, Settsu, JP;
Hitomi Nakazawa, Settsu, JP;
Michiru Tanaka, Settsu, JP;
Akiyoshi Yamauchi, Settsu, JP;
Daikin Industries, Ltd., Osaka, JP;
Abstract
There is provided a non-aqueous electrolytic solution comprising an electrolyte salt, a specific fluorine-containing solvent and a fluorine-containing cyclic carbonate represented by the formula (A1): wherein Xto Xare the same or different and each is —H, —F, —CF, —CHF, —CHF, —CFCF, —CHCFor —CHOCHCFCF; at least one of Xto Xis —F, —CF, —CFCF, —CHCFor —CHOCHCFCF, and the non-aqueous electrolytic solution has further excellent noncombustibility and is suitable for lithium secondary batteries.