Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

BASF Foamaster MO 2190 AC Defoamer

BASF Foamaster MO 2190 AC is a high-performance silicone-free defoamer from the Foamaster MO series, designed for water-based industrial coatings and adhesives. It delivers rapid foam suppression, excellent compatibility, and minimal impact on gloss or substrate wetting. Ideal for roller, spray, and curtain coating processes where stable, low-foam performance is critical.
  • basf foamaster mo 2190 ac defoamer_1eb2fe8f
  • basf foamaster mo 2190 ac defoamer_1eb2fe8f

Features Of BASF Foamaster MO 2190 AC Defoamer

  1. Highly effective silicone-free defoamer for water-based systems.

  2. Excellent compatibility with acrylic, styrene-acrylic, and vinyl acetate copolymer dispersions.

  3. Low dosage requirement ensures cost efficiency without compromising performance.

  4. Stable under high-shear mixing and elevated temperatures typical in industrial coating processes.

  5. Non-yellowing and non-staining — ideal for clear coats and light-colored formulations.

Typical Applications Of BASF Foamaster MO 2190 AC Defoamer

  1. Architectural waterborne paints and coatings.

  2. Industrial maintenance coatings including primers and topcoats.

  3. Wood coatings such as stains, sealers, and varnishes.

  4. Adhesives and construction sealants based on polymer dispersions.

  5. Printing inks for flexible packaging and paper applications.

Specifications Of BASF Foamaster MO 2190 AC Defoamer

Chemical TypeMineral oil-based, non-silicone defoamer
Product FormLiquid emulsion
AppearanceOpaque white to off-white liquid
pH (1% aqueous dispersion)6.5 – 8.0
Density (20 °C)Approx. 0.92 – 0.96 g/cm³
Viscosity (25 °C, Brookfield LV, Spindle #3, 6 rpm)500 – 1,500 mPa·s
Solubility / MiscibilityInsoluble in water; dispersible in water-based systems
Recommended Use Level0.05 – 0.3 wt% (based on total formulation)


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