▎ 摘　　要

NOVELTY - Fluorescent anticorrosive paint comprises acrylic resin emulsion, graphene oxide/polyisocyanate filler, rare earth fluorescent material, curing agent and film-forming additive, where the doping amount of the graphene oxide/polyisocyanate filler in the fluorescent anticorrosive paint is 0.1-10 wt.%, the mass ratio of the graphene oxide/polyisocyanate filler and the film-forming additive is 1:(0.1-0.5), the addition amount of the curing agent in the fluorescent anticorrosive paint is 1-5 vol.%, and the volume ratio of the rare earth fluorescent material and the acrylic resin emulsion is (0.1-1):1. USE - The fluorescent anticorrosive paint is used for anticorrosion of metal material. ADVANTAGE - The fluorescent anticorrosive paint is environmentally-friendly, has safety and low toxicity, easy operation, low cost, stable and excellent anti-corrosion performance and long service life, and transmits state of corrosion in the form of light, which facilitates and accurately recognizes the corrosion process of metals. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for a method for preparing the fluorescent anticorrosive paint, which involves (i) using solution blending method to prepare graphene oxide/polyisocyanate filler by (a) uniformly dispersing graphite oxide in deionized water by ultrasound to obtain a graphene oxide aqueous solution with 0.01-1 %mass, (b) heating at 90 degrees C, adding 0.01-1 %mass polyisocyanate to the graphene oxide aqueous solution, and performing graft compounding under the action of mechanical stirring and ultrasonic oscillation to obtain a composite product, and (c) washing the composite product with alcohol, washing with water, centrifuging, drying and grinding to obtain graphene oxide/polyisocyanate filler, where the amount of polyisocyanate in the graphene oxide/polyisocyanate filler is 10-30 %mass, and (ii) using material filling method to mix by (a) uniformly distributing the graphene oxide/polyisocyanate filler in the acrylic resin emulsion under the action of mechanical stirring and ultrasonic oscillation to obtain a graphene oxide/polyisocyanate/acrylic resin emulsion mixture, and (b) adding rare earth fluorescent materials and film forming additive to the graphene oxide/polyisocyanate/acrylic resin emulsion mixture, ultrasonically dispersing for 5-60 minutes, adding curing agent, and stirring and mixing for 5-60 minutes to obtain the fluorescent anticorrosive paint, where the doping amount of the graphene oxide/polyisocyanate filler in the fluorescent anticorrosive paint is 0.1-10 wt.%, the mass ratio of the graphene oxide/polyisocyanate filler and the film-forming additive is 1:(0.1-0.5), the addition amount of the curing agent in the fluorescent anticorrosive paint is 1-5 vol.%, and the volume ratio of the rare earth fluorescent material and the acrylic resin emulsion is (0.1-1):1.