▎ 摘　　要

NOVELTY - A paint comprises epoxy strontium yellow paint and graphene composite filler in a mass ratio of 0.3-6:100. The epoxy strontium yellow paint comprises component (A) and component (B). The component (A) comprises epoxy resin, pigment filler and additive. The component (B) comprises curing agent. The graphene composite filler comprises graphene and precipitated barium sulfate composite. USE - Paint. ADVANTAGE - The paint has excellent corrosion resistance, synergistic effect and electrochemical separation effect. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are included for the following: (1) preparation of paint, which involves weighing graphene, precipitated barium sulfate composite, epoxy resin, pigment filler, additive and curing agent and uniformly mixing; and (2) use of paint in iron and its alloy, aluminum and its alloy and copper and its alloy.