▎ 摘　　要

NOVELTY - Graphene electrothermal coating comprises resin emulsion, solvent, conductive carbon black slurry, graphene slurry, carbon nanotube slurry and auxiliary agent; the particle size of conductive carbon black in conductive carbon black slurry is ≤ 300nm, and the sheet diameter of graphene in the graphene slurry is ≤ 20 μm; the carbon nanotube in the carbon nanotube slurry have diameter of 3-50 nm and length of 3-50 μm; the mass ratio of solid in resin emulsion, solids in conductive carbon black slurry, solid in graphene slurry and solids in carbon nanotube slurry is 30-65:8-75:0.75-30:0.09-20. USE - The graphene electrothermal coating is useful in civil electric heating field.