▎ 摘　　要

NOVELTY - Processing preservative composition comprises (i) treating the surface of the preservative at room temperature nad carrying out phosphating pretreatment to form a phosphate film; and (ii) preserving surface of the phosphating film and coating with a graphene antiseptic material. USE - The method is useful for processing preservative composition (claimed). ADVANTAGE - The method greatly improves the corrosion resistance of the metal and prolongs the service life of the metal, has simple process.