Water-based epoxy putty coating specially used for floors, and preparation method thereof

The invention discloses a water-based epoxy putty coating specially used for floors, and a preparation method thereof, and belongs to the field of functional environmentally-friendly coatings. The water-based epoxy putty coating specially used for floors comprises: a component A comprising, by mass, 30-50 parts of an epoxy curing agent, 30-40 parts of deionized water, 0.1-0.3 part of an antifoaming agent, 0.1-0.4 part of a dispersant, 0.2-0.6 part of a substrate wetting agent and 0.1-0.5 part of a leveling agent; a component B comprising, by mass, 85-95 parts of an epoxy resin and 5-15 parts of aliphatic glycidyl ether; and a component C comprising, by mass, 80-100 parts of 200 mesh quartz powder, 0.5-1.5 parts of wood fibers and 1-3 parts of PP fibers. The product of the invention has theadvantages of low VOC content, good slip resistance, strong adhesion of the formed film, good interlayer adhesion, excellent water and solvent resistance, and solving of the cracking problem during thick application of exist