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:
Apr. 03, 2018
Filed:
Nov. 07, 2014
Sony Corporation, Tokyo, JP;
Masayuki Ihara, Fukushima, JP;
Shigeru Fujita, Fukushima, JP;
MURATA MANUFACTURING CO., LTD., Kyoto, JP;
Abstract
A secondary battery includes: a cathode including a lithium-oxygen-containing compound; an anode; and non-aqueous electrolytic solution including one or more first anions represented by Formula (1).B(XY)FR-  (1) where X is one of a divalent chain hydrocarbon group, a divalent fluorinated chain hydrocarbon group, and nothing; Y is one of a cyano group (—C≡N) and an isocyano group (—N+≡C—); R is one of a monovalent fluorinated chain hydrocarbon group and a monovalent fluorinated cyclic hydrocarbon group; and x to z are integers that satisfy x>0, y≥0, z≥0, (x+y+z)=4, and (y+z)>0.