Title:
ELECTROLYTE FOR LITHIUM-SULFUR SECONDARY BATTERY AND LITHIUM-SULFUR SECONDARY BATTERY COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2024/043567
Kind Code:
A1
Abstract:
The present invention relates to an electrolyte for lithium-sulfur secondary batteries that can improve the output characteristics of the lithium-sulfur secondary batteries, and to a lithium-sulfur secondary battery containing same. The electrolyte for lithium-sulfur secondary batteries includes a lithium salt, a non-aqueous solvent, and an additive, and respective certain ranges for the first mixture energy (Gmix1) of the electrolyte with dilithio peroctasulfide (Li2S8) and the second mixture energy (Gmix2) of the electrolyte with lithium sulfide (Li2S).
Inventors:
PARK SEONGHYO (KR)
JEON HYELIM (KR)
CHA SUNYOUNG (KR)
LEE BORAM (KR)
LEE CHANGHOON (KR)
YOO SOLJI (KR)
JANG EUNJI (KR)
HAN KYEONG HWAN (KR)
KWACK HOBEOM (KR)
HAN SEHUI (KR)
PARK CHANGYOUNG (KR)
LEE JAEWAN (KR)
JEON HYELIM (KR)
CHA SUNYOUNG (KR)
LEE BORAM (KR)
LEE CHANGHOON (KR)
YOO SOLJI (KR)
JANG EUNJI (KR)
HAN KYEONG HWAN (KR)
KWACK HOBEOM (KR)
HAN SEHUI (KR)
PARK CHANGYOUNG (KR)
LEE JAEWAN (KR)
Application Number:
PCT/KR2023/011379
Publication Date:
February 29, 2024
Filing Date:
August 03, 2023
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
LG CHEMICAL LTD (KR)
LG MAN DEVELOPMENT INSTITUTE (KR)
LG CHEMICAL LTD (KR)
LG MAN DEVELOPMENT INSTITUTE (KR)
International Classes:
H01M10/0567; H01M4/13; H01M4/38; H01M4/62; H01M10/052; H01M10/0569
Foreign References:
| KR20210138511A | 2021-11-19 | |||
| JP6250879B2 | 2017-12-20 | |||
| JP5100417B2 | 2012-12-19 | |||
| KR20190125740A | 2019-11-07 | |||
| KR101166274B1 | 2012-07-17 |
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
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