ELECTROLYTE SOLUTION, ELECTROCHEMICAL DEVICE, LITHIUM ION SECONDARY BATTERY, AND MODULE

Title:

ELECTROLYTE SOLUTION, ELECTROCHEMICAL DEVICE, LITHIUM ION SECONDARY BATTERY, AND MODULE

Document Type and Number:

WIPO Patent Application WO/2015/083745

Kind Code:

A1

Abstract:

The objective of the present invention is to provide an electrolyte solution with which an electrochemical device or module having excellent storage characteristics in high temperatures can be obtained. The present invention is an electrolyte solution including a solvent and an electrolyte salt, said electrolyte solution being characterized by including at least one compound (α) selected from the group consisting of an amine (A) represented by general formula (A) and an amide (B) represented by general formula (B), wherein the content of the compound (α) in the electrolyte solution is 0.001-20ppm. (In the formula (A), R1 and R2 can be the same or different, and are C1-7 alkyl groups, and Rf1 is a C1-7 fluorinated alkyl group.) (In the formula (B), R3, R4, and R5 can be the same or different, and are C1-7 alkyl groups.)

Inventors:

YAMAUCHI AKIYOSHI
KINOSHITA SHINICHI

Application Number:

PCT/JP2014/081995

Publication Date:

June 11, 2015

Filing Date:

December 03, 2014

Export Citation:

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Assignee:

DAIKIN IND LTD (JP)

International Classes:

H01M10/0567; H01G11/64; H01M10/052

Foreign References:

JP2005347221A	2005-12-15
JP2004014300A	2004-01-15
JP2004531091A	2004-10-07
JPH08222270A	1996-08-30
JP2002100405A	2002-04-05
JPH04506726A	1992-11-19
JPH08507407A	1996-08-06
JPH10294131A	1998-11-04
JPH035765A	1991-01-11
JP2004301934A	2004-10-28
JPH097896A	1997-01-10

Other References: