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US 2026/0290841 A1Published application
Composite current collector, electrode plate, secondary battery, and power consuming apparatus
AssigneeContemporary Amperex Technology Co., Limited
InventorsMingling Li, Xin Liu, Qisen Huang, Xianghui Liu, Qiguo Cai, Cheng Li
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Abstract
A composite current collector, an electrode plate, a secondary battery, and a power consuming apparatus are provided. The composite current collector includes a support layer, and a binding layer and a conductive layer that are sequentially stacked on at least one side surface of the support layer, where the binding layer includes a binding layer body and a protrusion portion, and the protrusion portion protrudes from the binding layer body and is embedded in the support layer.
Claims19
A composite current collector, comprising:
- a support layer;
- and
- a binding layer and a conductive layer that are sequentially stacked on at least one side surface of the support layer, wherein the binding layer comprises a binding layer body and a protrusion portion, and the protrusion portion protrudes from the binding layer body and is embedded in the support layer.
Dependencies are inferred from the claim text.