ZRHY6021 water-based adhesive is made from vinyl acetate ethylene copolymer emulsion with polyvinyl alcohol as protective colloid, and added with environmental friendly flame retardant on the basis of the original HY6021 water-based adhesive, so as to increase the fireproof function and achieve the national standard B1 grade. ZRHY6021 waterborne adhesive is tasteless, non-toxic and high viscosity. After drying, the emulsion has strong toughness, fast curing, certain temperature resistance, anti-aging and yellowing resistance.