PREPATATION METHOD AND PREPATATION DEVICE OF LITHIUM-ION BATTERY ELECTRODE

A method of preparing a lithium-ion battery electrode, S, preparing a carbon nanotube raw material; S, providing an electrode active material and a solvent; S, mixing the carbon nanotube raw material and the electrode active material with the solvent to form a mixture, and stirring the mixture to form an electrode mixture; and S, spraying the electrode mixture on a substrate to form an electrode layer, and removing the substrate and drying the electrode layer to form the lithium-ion battery electrode.