Current collector, electrode plate including the same and battery
AssigneeContemporary Amperex Technology Co., Limited
InventorsChengdu LIANG, Huafeng HUANG, Qisen HUANG
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Abstract
The present disclosure provides a current collector, an electrode plate, and a battery. The current collector includes an insulation layer, a conductive layer and at least one protective layer. The insulation layer is used to support the conductive layer. The conductive layer is used to support an electrode active material layer and located above at least one surface of the insulation layer. The conductive layer has a thickness of D2 satisfying 300 nm≤D2≤2 μm. The at least one protective layer is arranged on at least one surface of the conductive layer.
Claims20
A current collector, comprising:
- an insulation layer, a conductive layer and at least one protective layer,
- wherein the insulation layer is used to support the conductive layer,
- wherein the conductive layer is used to support an electrode active material layer and located above at least one surface of the insulation layer, and the conductive layer has a thickness of D2 satisfying 300 nm≤D2≤2 μm, and
- wherein the at least one protective layer is arranged on at least one surface of the conductive layer.
An electrode plate, comprising a current collector and an electrode active material layer formed on a surface of the current collector,
- wherein the current collector, comprises:
- an insulation layer, a conductive layer and at least one protective layer,
- wherein the insulation layer is used to support the conductive layer,
- wherein the conductive layer is used to support the electrode active material layer and located above at least one surface of the insulation layer, and the conductive layer has a thickness of D2 satisfying 300 nm≤D2≤2 μm, and
- wherein the at least one protective layer is arranged on at least one surface of the conductive layer.
A battery, comprising a positive electrode plate, a separator, and a negative electrode plate, wherein the positive electrode plate and/or the negative electrode plate is an electrode plate,
- wherein the electrode plate comprises a current collector and an electrode active material layer formed on a surface of the current collector,
- wherein the current collector, comprises:
- an insulation layer, a conductive layer and at least one protective layer,
- wherein the insulation layer is used to support the conductive layer,
- wherein the conductive layer is used to support the electrode active material layer and located above at least one surface of the insulation layer, and the conductive layer has a thickness of D2 satisfying 300 nm≤D2≤2 μm, and
- wherein the at least one protective layer is arranged on at least one surface of the conductive layer.
Dependencies are inferred from the claim text.