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US 2001/0033972 A1Published application
Lithium ion secondary battery
OwnerMikio Kawai, Toyoaki Nakagawa +4inventors
InventorsMIKIO KAWAI, TOYOAKI NAKAGAWA, HIDEAKI HORIE, YUJI TANJO, TAKAAKI ABE, KEN IWAI
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Abstract
A lithium ion secondary battery comprises a non-aqueous electrolytic solution, and a current collector which is coated with an active material and immersed in the electrolytic solution. By setting the coating thickness of said active material 5-80 μm, the power density of the lithium ion secondary battery is improved.
Claims3
A lithium ion secondary battery comprising:
- a non-aqueous electrolytic solution, and
- a current collector which is coated with an active material and immersed in said electrolytic solution,
- wherein the coating thickness of said active material is 5-80 μm.
Dependencies are inferred from the claim text.