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US 2026/0031341 A1Published application
Lithium Metal Negative Electrode and Electrochemical Device Comprising the Same
AssigneeLG Energy Solution, Ltd.
InventorsDo-Joong Lee, Ki-Hyun Kim
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Abstract
The present disclosure relates to a lithium metal negative electrode comprising a lithium metal layer; and an oxide layer on at least one surface of the lithium metal layer, wherein the oxide layer has a cracked region and a non-cracked region, and a method for manufacturing the same, and since the oxide layer on at least one surface of the lithium metal layer has the cracked region, it is possible to improve the battery life.
Claims19
A lithium metal negative electrode, comprising:
- a lithium metal layer;
- and
- an oxide layer on at least one surface of the lithium metal layer,
- wherein the oxide layer has a first region and a second region,
- wherein the first region includes regions of the oxide layer having an opening in a surface of the oxide layer and having a thickness equal to or less than 50% of a maximum thickness of the oxide layer and the second region includes remaining regions of the oxide layer not included in the first region.
2 more elements
Dependencies are inferred from the claim text.