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US 2022/0037638 A1Published application
Cathode plate and electrode assembly including the cathode plate
AssigneeNingde Amperex Technology Limited
InventorsZhenghuang CAI, Hai LONG
Life of this patent
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Abstract
A cathode plate including a first winding end and a second winding end along a length direction. The cathode plate further includes a cathode current collector and a first cathode active layer. The first cathode active layer is arranged at a surface of the cathode current collector, and the first cathode active layer includes a first end portion located at the first winding end, and the first end portion has a first cutout or a first barrier layer provided at a margin area. This application further provides an electrode assembly including the cathode plate.
Claims11
1-10. (canceled)
A cathode plate, comprising:
- a first winding end and a second winding end along a length direction;
- a cathode current collector;
- a first cathode active layer being arranged on a surface of the cathode current collector, the first cathode active layer comprising a first end portion located at the first winding end, and the first end portion having a first cutout or a first barrier layer provided at a margin area.
Dependencies are inferred from the claim text.