Title:
リチウム二次電池用電解液およびリチウム二次電池
Document Type and Number:
Japanese Patent JP7085139
Kind Code:
B2
Abstract:
Provided is an electrolyte solution for lithium secondary batteries that allows lowering the resistance of a lithium secondary battery, and suppressing characteristic degradation of the lithium secondary battery under high temperature. The electrolyte solution for lithium secondary batteries disclosed herein contains 0.05 mass % to 2.0 mass % of a compound represented by Formula (1) below. (In the formula, M+ represents a quaternary ammonium cation or a nitrogen-containing heteroaromatic ring cation, and R1 represents a C1-C5 alkyl group in which an ether oxygen is optionally inserted.)
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Inventors:
Hiroto Asano
Shinpei Kondo
Shinpei Kondo
Application Number:
JP2018236494A
Publication Date:
June 16, 2022
Filing Date:
December 18, 2018
Export Citation:
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA
International Classes:
H01M10/0567; H01M10/052
Domestic Patent References:
| JP2015159120A | ||||
| JP2007534122A | ||||
| JP2014007258A |
Foreign References:
| WO2017038816A1 | ||||
| WO2017212179A1 | ||||
| CN108766766A | ||||
| CN102956373A | ||||
| KR1020130016639A |
Attorney, Agent or Firm:
Makoto Abe
Michiko Oi
Amano Koji
Michiko Oi
Amano Koji
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