BZ-420 Special effect defoamer additive
Composition: Special polymer compound
Appearance: colorless or yellowish liquid
Active ingredient: 100%
Solvent: None
Application scope: suitable for: solvent-borne coatings; recommended for: light-curing coatings solvent-free coatings;
Recommended dosage: 0.02-0.8% of the total formula.
Usage: Can be added at any time.
Characteristics and advantages:
It is extremely effective in defoaming air bubbles generated by the reaction of liquid-type polyurethane.
It can inhibit and eliminate the air bubbles generated when the paint is manufactured and stirred for construction.
Good compatibility, can eliminate fish eyes, pinholes, craters and other defects of the paint film, especially suitable for varnish.