Waterproof paint for automobile chassis and preparation method of waterproof paint

The invention discloses a waterproof paint for an automobile chassis. The waterproof paint is prepared from the following materials in parts by weight: 13-15 parts of an acrylic emulsion, 25-30 parts of polyvinyl acetate, 33-38 parts of butadiene styrene rubber latex, 5-8 parts of dimethicone, 6-11 parts of talcum powder, 9-15 parts of sodium hexametaphosphate, 5-10 parts of diacetone acrylamide, 7-10 parts of turpentine, 8-14 parts of zinc stearate, 13-18 parts of triethoxysilane, 22-24 parts of polyisocyanate, 9-16 parts of tetrabutyl phosphoric chloride, 8-14 parts of polyamide wax, 17-20 parts of carboxymethylcellulose, 9-13 parts of sodium polyacrylate, 7-8 parts of xanthan gum, 12-16 parts of difenoconazole, 6-10 parts of bentonite, 11-17 parts of N-phenyl-beta-naphthylamine and 9-14 parts of p-phenylenediamine. The waterproof paint for the automobile chassis is good in water resistance, high in bonding strength and good in anti-ageing effect. 本发明公开种汽车底盘的防水涂料，由以下重量份数配比的材料制成，包括丙烯酸乳液13-15份、聚醋酸乙烯酯25-30份、丁苯