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US 8,273,475 B2Granted
Energy storage devices
AssigneeIndustrial Technology Research Institute
InventorsJenn-Yeu Hwang, Li-Duan Tsai, Chun-Lung Li
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Abstract
An energy storage device is provided. The energy storage device includes a positive electrode, a negative electrode covered by a protective layer, and an electrolyte. The positive electrode includes fast-energy-storage electrochemical capacitive materials coated on a current collector. The negative electrode includes metal materials capable of having electrochemical reactivity toward lithium ion. The protective layer includes oxides or hydroxides of the metal materials.
Claims7
An energy storage device, comprising:
- a positive electrode;
- an aluminum negative electrode;
- a protective layer of aluminum oxide or aluminum hydroxide formed on a surface of the aluminum negative electrode;
- and
- an electrolyte.
2 more elements
Dependencies are inferred from the claim text.