Electrode and electrochemical device
AssigneeNingde Amperex Technology Limited
InventorsWei Cui, Chaowang Lin, Changchuan Shi, Yisong Su
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Abstract
The present application provides an electrode and an electrochemical device comprising the electrode. The electrode comprises a current collector; and an inorganic layer arranged on a surface of the current collector, wherein the inorganic layer comprises a metal oxide and does not comprise a polymer. The electrode of the lithium ion battery provided by the present application has little influence on the volume energy density of the lithium ion battery while improving the safety performance of the lithium ion battery.
Claims19
An electrode, comprising:
- a current collector;
- and
- an inorganic layer arranged on a surface of the current collector, wherein the inorganic layer comprises a metal oxide and does not comprise a polymer,
- wherein the metal oxide comprises alumina, wherein a chemical formula of the alumina is Al2O3-x, 0.19≤x≤2.
An electrochemical device, comprising an electrode, wherein the electrode comprises:
- a current collector;
- and
- an inorganic layer arranged on a surface of the current collector, wherein the inorganic layer comprises a metal oxide and does not comprise a polymer,
- wherein the metal oxide comprises alumina, wherein the chemical formula of the alumina is Al2O3-x, 0.19≤x≤2.
Dependencies are inferred from the claim text.