Title:
NON-AQUEOUS ELECTROLYTE FOR LITHIUM SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2022/260222
Kind Code:
A1
Abstract:
A non-aqueous electrolyte for a lithium secondary battery according to the present invention comprises a lithium salt, an organic solvent, and a first additive, wherein the first additive contains a compound represented by chemical formula 1. [Chemical formula 1] (In chemical formula 1, R1 is a substituted or unsubstituted unsaturated hydrocarbon group of 2 to 20 carbon atoms; and R2 is selected from the group consisting of hydrogen, a substituted or unsubstituted alkyl group of 1 to 10 carbon atoms, and a substituted or unsubstituted cyclic alkyl group of 3 to 8 carbon atoms.)
Inventors:
HAN JUNG GU (KR)
LEE JUNG MIN (KR)
LEE CHUL HAENG (KR)
YEOM CHUL EUN (KR)
LEE KYUNG MI (KR)
LEE JUNG MIN (KR)
LEE CHUL HAENG (KR)
YEOM CHUL EUN (KR)
LEE KYUNG MI (KR)
Application Number:
PCT/KR2021/016905
Publication Date:
December 15, 2022
Filing Date:
November 17, 2021
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
H01M10/0567; H01M10/052
Foreign References:
| US20030162098A1 | 2003-08-28 | |||
| KR20190059256A | 2019-05-30 | |||
| KR20160111378A | 2016-09-26 | |||
| KR20200076230A | 2020-06-29 | |||
| CN100999515A | 2007-07-18 | |||
| KR20200073895A | 2020-06-24 |
Other References:
See also references of EP 4123782A4
Attorney, Agent or Firm:
KIM, Hong Gyun (KR)
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