Waterborne antirust primer

The invention discloses waterborne antirust primer, comprising component A and component B; the component A is made from, by weight, 15-20% of deionized water, 0.1-0.4% of a humidifying agent, 0.1-0.3% of a dispersant, 0-0.5% of a defoaming agent, 32-39% of an antirust material, 5-10% of a filling material, 40-45% of styrene-acrylic emulsion, 0.3-0.8% of a leveling wetting agent, 0.1-0.3% of an associating thickener, 0-1% of a film-forming aid, 0-0.5% of a preservative; the component B is made from, by weight, 70-80% of silicates, 0-10% of silica sol, 2-4% of silane coupling agent, and 12-17%of deionized water. The properties of waterborne antirust coatings are satisfied, and the waterborne antirust coatings have good storage stability. 本发明公开种水性防锈底漆，由A组份和B组份组成；A组份按重量百分数，由下列原料组成：去离子水15-20%、润湿剂0.1-0.4%、分散剂0.1-0.3%、消泡剂0-0.5%、防锈原料32-39%、填料5-10%、丙苯乳液40-45%、润湿流平剂0.3-0.8%、缔合增稠剂0.1-0.3%、成膜助剂0-1%、防腐剂0-0.5%；B组份按重量百分数，由下列原料组成：硅酸盐70-80%、硅溶胶0-10%，硅烷偶联剂2-4%，去离子水12-17%。本发明满足水性防腐涂料产品的性能，同时产品具备良好的储存稳定性。