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.

Date of Patent:
Mar. 26, 2019

Filed:

Dec. 15, 2014
Applicant:

Daikin Industries, Ltd., Osaka-Shi, Osaka, JP;

Inventors:

Michiaki Okada, Osaka, JP;

Akinori Tani, Settsu, JP;

Shinichi Kinoshita, Settsu, JP;

Hiroyuki Arima, Settsu, JP;

Tomo Shimada, Settsu, JP;

Mayuko Taeda, Settsu, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/42 (2006.01); H01M 10/0567 (2010.01); H01M 10/0568 (2010.01); H01M 10/0569 (2010.01); H01M 10/0525 (2010.01); H01M 10/052 (2010.01); H01M 2/16 (2006.01); H01M 4/131 (2010.01); H01M 4/133 (2010.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); H01M 4/587 (2010.01); H01M 4/62 (2006.01); H01M 4/66 (2006.01); H01M 10/44 (2006.01); H01M 4/04 (2006.01); H01M 4/1391 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 10/4235 (2013.01); H01M 2/1653 (2013.01); H01M 4/131 (2013.01); H01M 4/133 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 4/587 (2013.01); H01M 4/622 (2013.01); H01M 4/623 (2013.01); H01M 4/625 (2013.01); H01M 4/661 (2013.01); H01M 10/052 (2013.01); H01M 10/0525 (2013.01); H01M 10/0567 (2013.01); H01M 10/0569 (2013.01); H01M 10/446 (2013.01); H01M 4/0404 (2013.01); H01M 4/0435 (2013.01); H01M 4/1391 (2013.01); H01M 2004/027 (2013.01); H01M 2004/028 (2013.01); H01M 2220/30 (2013.01); H01M 2300/004 (2013.01); H01M 2300/0025 (2013.01); H01M 2300/0034 (2013.01); H01M 2300/0042 (2013.01);
Abstract

The present invention aims to provide an electrolyte solution that suppresses generation of gas. The electrolyte solution of the present invention includes a non-aqueous solvent (I) containing one or both of a fluorinated cyclic carbonate and a fluorinated acyclic carbonate; an electrolyte salt (II); and a compound (III) represented by the following formula (1): wherein Ris a C1-C20 linear or branched alkenyl or alkyl group or a C3-C20 alkyl group having a cyclic structure; m is 0 or 1; Ris a C1-C20 linear or branched alkylene group or a C3-C20 alkylene group having a cyclic structure, Rand Reach may have an oxygen atom between carbon atoms if Rand Reach have two or more carbon atoms, but the oxygen atom is not adjacent to another oxygen atom.


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