Title:
NON-AQUEOUS ELECTROLYTE AND LITHIUM SECONDARY BATTERY COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2019/172650
Kind Code:
A1
Abstract:
The present invention provides a non-aqueous electrolyte for a lithium secondary battery and a lithium secondary battery comprising same, the electrolyte comprising: an ionic solution containing at least one anion selected from the group consisting of bis(fluorosulfonyl)imide anion and bis(trifluoromethanesulfonyl)imide anion, a cation, and a non-aqueous solvent; a lithium salt; a phosphite additive; and a surfactant comprising an oligomer represented by formula 1.
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Inventors:
SHIN WON KYUNG (KR)
AHN KYOUNG HO (KR)
LEE CHUL HAENG (KR)
OH JEONG WOO (KR)
AHN KYOUNG HO (KR)
LEE CHUL HAENG (KR)
OH JEONG WOO (KR)
Application Number:
PCT/KR2019/002605
Publication Date:
September 12, 2019
Filing Date:
March 06, 2019
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
H01M10/0567; H01M10/052; H01M10/0569
Foreign References:
KR20110038037A | 2011-04-13 | |||
KR20160040127A | 2016-04-12 | |||
KR20090004135A | 2009-01-12 | |||
KR20170029487A | 2017-03-15 | |||
KR101798259B1 | 2017-11-15 | |||
JPH08185847A | 1996-07-16 |
Other References:
DONATO, K. Z.: "Recent Applications of Ionic Liquids in the Sol-Gel Process for Polymer-Silica Nanocomposites with Ionic Interfaces", COLLOIDS INTERFACES, vol. 1, no. 5, 25 January 2017 (2017-01-25), pages 1 - 25, XP055636550
Attorney, Agent or Firm:
BAE, KIM & LEE IP GROUP (KR)
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