CPC H01M 12/08 (2013.01) [H01M 4/133 (2013.01); H01M 4/1393 (2013.01); H01M 4/382 (2013.01); H01M 4/583 (2013.01); H01M 4/622 (2013.01)] | 10 Claims |
1. A cathode, comprising:
a current collector; and
a cathode slurry layer formed on the current collector and comprising a cathode material,
wherein the cathode material comprises a carbon material, an electrolyte, a solvent component and a binder,
wherein the electrolyte comprises a lithium salt and an ionic liquid,
a mass ratio of the carbon material and the electrolyte is 1:2-20,
an amount of the solvent component is 50 to 250 mL per g of the carbon material, and
wherein the cathode slurry layer has a thickness of 700 to 1000 μm.
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