Automotive sunproof paint and preparation method thereof

The invention discloses automotive sunproof paint. The automotive sunproof paint is characterized by being prepared from the following materials in parts by weight: 16-18 parts of nano calcium carbonate, 25-30 parts of boiled linseed oil, 5-8 parts of sodium oxide, 17-28 parts of dibutyltin dilaurate, 9-14 parts of dimethyl carbamodithioic acid, 8-16 parts of alkyl sodium sulfonate, 3-8 parts of silica gel, 11-16 parts of white carbon black, 7-10 parts of mannuronic acid, 13-18 parts of crylic acid, 3-6 parts of o-hydroxyl benzophenone, 7-11 parts of salicylate, 8-14 parts of titanium dioxide, 5-10 parts of kieselguhr, 6-8 parts of antimonous oxide, 4-7 parts of magnesium hydrate and 13-17 parts of polyvinyl alcohol. The automotive sunproof paint is high in bonding strength, free of damage from exposure to the sun and good in water resistance. 本发明公开种汽车防晒漆，其特征在于：由以下重量份数配比的材料制成，包括由纳米碳酸钙16-18份、熟亚麻油25-30份、氧化钠5-8份、二月桂酸二丁基锡17-28份、二甲基二硫代氨基甲酸钠9-14份、烷基磺酸钠8-16份、硅凝胶3-8份、白炭黑11-16份、甘露糖醛酸7-10份、丙烯酸13-18份、邻羟基二苯甲酮3-6份、水杨酸酯7-1