RK-801 is a defoamer specially designed for various water-based inks and latex systems. It has excellent dynamic defoaming, antifoaming performance, long-lasting defoaming ability, and excellent compatibility. It has the properties of silicon type defoamer and the compatibility of non-silicon type defoamer. It is used in inks, latex paints and coatings, which improves the leveling and wetting of inks, paints and paints, and improves the abrasion resistance and smoothness of paints.