ELECTROLYTE SOLUTION FOR LITHIUM ION SECONDARY BATTERIES, METHOD FOR PRODUCING SAME, AND LITHIUM ION SECONDARY BATTERY

Title:

ELECTROLYTE SOLUTION FOR LITHIUM ION SECONDARY BATTERIES, METHOD FOR PRODUCING SAME, AND LITHIUM ION SECONDARY BATTERY

Document Type and Number:

WIPO Patent Application WO/2018/097259

Kind Code:

A1

Abstract:

Provided is an electrolyte solution for lithium ion batteries, which has an improved oxidation-side potential in a potential window than ever before. An electrolyte solution for lithium ion secondary batteries, which contains a lithium salt of sulfonimide and water, and which also contains at least one kind of anion selected from the group consisting of orthophosphate ions, pyrophosphate ions, anions generated by dissociation of phosphorous acid or a salt thereof, and anions generated by dissociation of phosphinic acid or a salt thereof.

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Inventors:

SUYAMA HIROSHI (JP)

Application Number:

PCT/JP2017/042271

Publication Date:

May 31, 2018

Filing Date:

November 24, 2017

Export Citation:

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Assignee:

TOYOTA MOTOR CO LTD (JP)

International Classes:

H01M10/36

Domestic Patent References:

WO2016114141A1	2016-07-21
WO2013146792A1	2013-10-03

Foreign References:

JP2015002153A	2015-01-05
JP2014112545A	2014-06-19
JP2008269979A	2008-11-06

Other References:

SUO, L. ET AL., SCIENCE, vol. 350, 2015, pages 938 - 943
CHEMICAL ABSTRACTS, Columbus, Ohio, US; abstract no. 171611-11-3
CHEMICAL ABSTRACTS, Columbus, Ohio, US; abstract no. 90076-65-6
CHEMICAL ABSTRACTS, Columbus, Ohio, US; abstract no. 132843-44-8
CHEMICAL ABSTRACTS, Columbus, Ohio, US; abstract no. 119229-99-1
CHEMICAL ABSTRACTS, Columbus, Ohio, US; abstract no. 176719-70-3
CHEMICAL ABSTRACTS, Columbus, Ohio, US; abstract no. 189217-62-7
See also references of EP 3547436A4

Attorney, Agent or Firm:

KISHIMOTO, Tatsuhito et al. (JP)

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