▎ 摘　　要

NOVELTY - Preparation of coating, involves adding modified polytetrafluoroethylene emulsion and silicone emulsion to ethyl acetate, heating at 120-130 degrees C, stirring for 2 hours to obtain mixture (A), adding graphene to mixture (A), stirring for 40 minutes at constant temperature to obtain mixture (B), cooling mixture (B) to room temperature, adding deionized water, leveling agent and wetting agent to mixture (B), grinding obtained mixture for 60-90 minutes and mixing evenly. USE - Preparation of coating for solar panel. ADVANTAGE - The method enables preparation of coating with excellent absorbability and corrosion resistance. The preparation method is simple and economical.