▎ 摘　　要

NOVELTY - An anticorrosive coating comprises 18-25 pts. wt. water-emulsified polyurethane acrylate, 12-20 pts. wt. polyacrylonitrile, 0.3-0.5 pt. wt. graphene oxide, 7-15 pts. wt. nano aluminum oxide, 5-9 pts. wt. nano zinc oxide, 8-13 pts. wt. diatomaceous earth, 10-16 pts. wt. high-viscosity attapulgite clay, 7-18 pts. wt. filler, 2-6 pts. wt. defoaming agent and predetermined amount of water. USE - Anticorrosive coating is used for solar photovoltaic battery holder. ADVANTAGE - The anticorrosive coating has excellent water resistance, and improves service life of the holder. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of the coating, which involves adding water emulsified polyurethane acrylate to reactor, adding graphene oxide, stirring, reacting, adding remaining raw materials, and mixing.