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US 2024/0266547 A1Published application
Lithium metal negative electrode, secondary battery, battery module, battery pack, and electric apparatus
AssigneeContemporary Amperex Technology Co., Limited
InventorsQingqing ZHU, Daichun TANG
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Abstract
A lithium metal negative electrode includes a substrate, lithium metal, and a fiber layer. The substrate includes a copper mesh. The copper mesh is plated with the lithium metal. The copper mesh and the fiber layer are composited. The copper mesh serves as a substrate support structure for supporting the lithium metal.
Claims12
A lithium metal negative electrode, comprising:
- a substrate;
- lithium metal;
- and
- a fiber layer;
- wherein:
- the substrate comprises a copper mesh;
- the copper mesh is plated with the lithium metal;
- and
- the copper mesh and the fiber layer are composited.
6 more elements
A preparation method of lithium metal negative electrode, comprising:
- preparing a copper mesh;
- performing surface treatment on the copper mesh to remove a surface oxide layer, and then plating the copper mesh with lithium metal;
- and
- compositing a fiber layer and the copper mesh plated with the lithium metal to obtain a lithium metal negative electrode.
1 more element
Dependencies are inferred from the claim text.