Title:
LITHIUM SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2020/091448
Kind Code:
A1
Abstract:
The present invention relates to a lithium secondary battery comprising a positive electrode, a negative electrode, and an electrolyte, wherein the electrolyte comprises a first electrolyte layer facing the negative electrode and a second electrolyte layer located on the first electrolyte layer and facing the positive electrode, and the ion conductivity of the first electrolyte layer is higher than that of the second electrolyte layer, and lithium ions move from the positive electrode by charging to form lithium metal on a negative electrode current collector in the negative electrode.
Inventors:
PARK EUNKYUNG (KR)
JANG MINCHUL (KR)
YOUN SUK IL (KR)
SON BYOUNGKUK (KR)
PARK CHANGHUN (KR)
KIM DOYEON (KR)
JUNG BORA (KR)
HAM YEILIN (KR)
JANG MINCHUL (KR)
YOUN SUK IL (KR)
SON BYOUNGKUK (KR)
PARK CHANGHUN (KR)
KIM DOYEON (KR)
JUNG BORA (KR)
HAM YEILIN (KR)
Application Number:
PCT/KR2019/014570
Publication Date:
May 07, 2020
Filing Date:
October 31, 2019
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
H01M4/13; H01M4/04; H01M10/052; H01M10/0562; H01M10/0565; H01M10/44
Foreign References:
| KR20180007798A | 2018-01-24 | |||
| JP2014026806A | 2014-02-06 | |||
| JP2016035867A | 2016-03-17 | |||
| JP2004206942A | 2004-07-22 | |||
| KR20180010423A | 2018-01-31 | |||
| KR20170024862A | 2017-03-08 | |||
| KR20180131581A | 2018-12-10 | |||
| KR20190137128A | 2019-12-10 | |||
| KR20160052323A | 2016-05-12 |
Attorney, Agent or Firm:
KIM, Sung Ho (KR)
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