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

BASF FoamStar ST2410AC Defoamer

BASF FoamStar ST2410AC Defoamer is a silicone-free, water-based antifoam emulsion designed for high-efficiency foam control in aqueous industrial processes. It offers rapid knockdown and lasting suppression in coatings, adhesives, and cleaning formulations. Compatible with anionic, nonionic, and cationic systems, it ensures low odor, excellent stability, and minimal impact on final product properties.
  • basf foamstar st2410ac defoamer_edf9c568
  • basf foamstar st2410ac defoamer_edf9c568

Features Of BASF FoamStar ST2410AC Defoamer

  1. Highly effective silicone-based defoamer for rapid foam knock-down and long-term foam suppression.

  2. Excellent compatibility with water-based systems, including acrylic, styrene-acrylic, and vinyl acetate copolymer dispersions.

  3. Low dosage requirement—effective at 0.1–0.5 wt% in finished formulations.

  4. Stable under high-shear mixing and elevated temperatures up to 80 °C.

  5. Non-yellowing and does not impair gloss or film integrity in final coatings.

Typical Applications Of BASF FoamStar ST2410AC Defoamer

  1. Architectural paints and interior/exterior wall coatings.

  2. Industrial maintenance coatings and protective finishes.

  3. Adhesives and sealants based on aqueous polymer dispersions.

  4. Printing inks, especially water-based flexographic and gravure inks.

  5. Construction chemicals such as cementitious tile adhesives and grouts.

Specifications Of BASF FoamStar ST2410AC Defoamer

Chemical TypeSilicone-polyether copolymer emulsion
Product FormOpaque white liquid
AppearanceHomogeneous milky dispersion
pH (1% aqueous solution)6.0–7.5
Density (20 °C)1.00–1.03 g/cm³
Viscosity (25 °C)150–350 mPa·s
Non-Volatile Content28–32 wt%
Storage Stability≥12 months at 5–30 °C in sealed container


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