RHEOLOGY CONTROL ADDITIVE FOR WATERBORNE PAINT COMPOSITIONS

摘要

12 An additive for waterborne coating compositions wherein the additive is comprised of: (a) a colloidal silica and (b) a water soluble or water dispersible surfactant containing about 1 to 25 % by weight of fluorine. The additive improves the application properties and appearance of waterborne coatings. It may be used in coating compositions designed for coating automobiles, trucks and buses.