▎ 摘　　要

NOVELTY - Preparation of high-strength rock wool board comprises adding phenolic resin, coumarone resin, nano titanium dioxide and graphene oxide into solvent, mixing to prepare mixed solution, adding rock wool board, soaking, taking out, drying to obtain modified rock wool, and coating composite material on outer surface of modified rock wool board. The composite material comprises cement, silica sand, fine sand, water, epoxy resin, carboxymethyl cellulose, curing agent, PVC, polypropylene, molybdenum disulfide and silica, obtained by mixing. USE - Method for preparing high-strength rock wool board. ADVANTAGE - Method for preparing high-strength rock wool board.