▎ 摘　　要

NOVELTY - Preparing environmentally friendly coating having indoor air regulating effect comprises (i) ball milling charcoal powder, sodium sulfonate, graphene, titanium dioxide, nano zinc oxide, fatty alcohol sodium polyoxyethylene ether sulfate and water to obtain a ball mill mixture, and (ii) mixing ethylene vinyl-ethylene copolymer emulsion, aqueous ammonia, water, and ball mill mixture to obtain environmentally friendly coating. USE - The method is useful for preparing environmentally friendly coating having indoor air regulating effect. ADVANTAGE - The method: is simple; and uses easily available raw material. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for environmentally friendly coating having indoor air regulating effect.