Vinyl chloride resin used as the main material of the coating film. Often with other resins or alkyd resin to improve the gloss and adhesion, plus dibutyl phthalate plasticizer to improve flexibility, plus a fatty acid barium salt, etc. to improve stability to light and heat. Generally mixed solvent of acetone, butyl acetate and xylene. Rely on solvent evaporation film. Film has good corrosion resistance to chemicals, weather resistance and mildew resistance. Suitable for chemical plant protection plant construction, machinery and equipment in metal, wood, cement surface finish can be. Especially for coastal salt spray areas, hot and humid regions. Because the coating does not burn easily also be used as fire retardant paint.