Title:
LITHIUM METAL NEGATIVE ELECTRODE AND ELECTROCHEMICAL DEVICE COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2023/136642
Kind Code:
A1
Abstract:
The present invention relates a lithium metal negative electrode and a manufacturing method therefor, the lithium metal negative electrode comprising: a lithium metal layer; and an oxide layer disposed on at least one surface of the lithium metal layer, wherein the oxide layer has a cracked portion and a non-cracked portion. By virtue of the cracked portion which is formed in the oxide layer disposed on at least one surface of the lithium metal layer, the service life of a battery can be improved.
Inventors:
LEE DO-JOONG (KR)
KIM KI-HYUN (KR)
KIM KI-HYUN (KR)
Application Number:
PCT/KR2023/000611
Publication Date:
July 20, 2023
Filing Date:
January 12, 2023
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
H01M4/38; H01M4/02; H01M4/04; H01M4/58
Foreign References:
| CN103367703A | 2013-10-23 | |||
| KR19980074313A | 1998-11-05 | |||
| US10374219B2 | 2019-08-06 | |||
| KR20190076890A | 2019-07-02 | |||
| KR20170101853A | 2017-09-06 | |||
| JP2016029653A | 2016-03-03 | |||
| JP2021157925A | 2021-10-07 | |||
| KR20220004911A | 2022-01-12 |
Attorney, Agent or Firm:
PHIL & ONZI INT'L PATENT & LAW FIRM (KR)
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