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US 2018/0005767 A1Published application
Electrochemically-conductive articles including current collectors having conductive coatings and methods of making same
Assignee3M Innovative Properties Company
InventorRanjith Divigalpitiya
Life of this patent
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Abstract
Electrically-conductive articles are provided that include a current collector having a conductive coating. The current collector has nanoporous structure, such as that from etched metal, and a carbon coating in contact with the current collector. The carbon coating is free of binder. In some embodiments, the current collector includes etched aluminum. The provided electrically-conductive articles can be electrochemical capacitors or lithium-ion electrochemical cells.
Claims9
1-10. (canceled)
A method of making an electrode comprising:
- providing a porous metal foil having a first surface and a second surface;
- applying carbon powder to the first surface of the porous metal foil;
- and
- polishing the first surface of the porous metal foil with an oscillating pad.
1 more element
(canceled)
Dependencies are inferred from the claim text.