Title:
SOLID ELECTROLYTE, METHOD FOR MANUFACTURING SAME, AND ALL-SOLID-STATE BATTERY COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2024/096517
Kind Code:
A1
Abstract:
The present invention relates to a sulfide-based solid electrolyte having excellent moisture stability and ionic conductivity, a method for manufacturing same, and an all-solid-state battery comprising same, and provides a solid electrolyte, a method for manufacturing same, and an all-solid-state battery comprising same, the solid electrolyte comprising: a core portion including sulfide-based solid electrolyte particles; and a surface portion formed on the core portion and including fluorine-doped sulfide-based solid electrolyte particles, wherein the surface portion includes a concentration gradient region in which the concentration of F atoms decreases from the surface of the surface portion to the core portion.
Inventors:
LEE SEONG HO (KR)
SONG TAE SEUP (KR)
KIM JEONG HEON (KR)
LEE SEUNG WOO (KR)
PARK CHANG HUN (KR)
MIN SANG HYUK (KR)
SON BYOUNG KUK (KR)
SONG TAE SEUP (KR)
KIM JEONG HEON (KR)
LEE SEUNG WOO (KR)
PARK CHANG HUN (KR)
MIN SANG HYUK (KR)
SON BYOUNG KUK (KR)
Application Number:
PCT/KR2023/017117
Publication Date:
May 10, 2024
Filing Date:
October 31, 2023
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
IUCF HYU (KR)
IUCF HYU (KR)
International Classes:
H01M10/0562; C01B25/14; H01M10/052
Foreign References:
| JP2021086796A | 2021-06-03 | |||
| KR20190074484A | 2019-06-28 | |||
| KR101670664B1 | 2016-10-31 | |||
| KR20170050562A | 2017-05-11 | |||
| KR20150055890A | 2015-05-22 |
Attorney, Agent or Firm:
BAE, KIM & LEE IP (KR)
Download PDF: