▎ 摘　　要

NOVELTY - High-performance aqueous graphene epoxy zinc coating comprises 4-6 wt.% amine curing agent, 5-7 wt.% propylene glycol methyl ether, 0.4-0.5 wt.% anti-settling agent, 0.8-1 wt.% dispersant, 1.3-1.5 wt.% film-forming auxiliary agent, 41-54 wt.% zinc powder, 0-7 wt.% talc powder, 18-21 wt.% epoxy resin, 0.04- 0.06 wt. anti-rust agent, 0.5-1.0 wt.% graphene and balanced amount of water. USE - High-performance aqueous graphene epoxy zinc coating used in marine anti-corrosion paint for protecting the ocean engineering. ADVANTAGE - The high performance aqueous graphene epoxy zinc coating has graphene mobility, good conductivity, adding the zinc-rich coating can greatly improve the conductivity of the coating layer, the adding amount of the zinc powder is reduced, and the shielding effect of the external corrosion medium can improve the comprehensive performance of the paint film. The comprehensive performance is the best adding amount and the best content of zinc powder, so as to protect the environment, save resource, and improve the utilization rate of the powder, reduce the content of powder, and improves the anti-corrosion performance of paint film, and protects the environment. DETAILED DESCRIPTION - An NDEPENDENT CLAIM is included for a method for preparing high-performance aqueous graphene epoxy zinc coating, which involves adding propylene glycol methyl ether and anti-settling agent into the stirring container, dispersing for 10 min at a speed of 1800-2000r/min, sequentially adding dispersant, amine curing agent, film-forming auxiliary agent, dispersing for 15 min at a speed of 600-800r/min, after stirring uniformly, slowly adding the zinc powder and talcum powder, dispersing for 25-30 min at a speed of 800- 1000r/min to obtain the aqueous epoxy zinc-rich slurry, preparing the graphene adding the epoxy resin, anti-flash rust agent, graphene slurry into the stirring container, dispersing and dispersing for 20 min at a speed of 800-1000r/min to obtain the graphene epoxy slurry, adding the aqueous zinc-rich slurry prepared and the graphene epoxy slurry prepared into the mixing cup, dispersing for 20 min at a speed of 600- 800r/min, after uniformly mixing, stopping stirring, pouring the coating, filtering with gauze to obtain high-performance aqueous graphene epoxy zinc coating.