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

Dow DOWSIL 112F Defoamer

Dow DOWSIL 112F Defoamer is a silicone-based antifoam emulsion designed for water-based industrial systems. It rapidly breaks foam and suppresses re-foaming in coatings, adhesives, and cleaning formulations. Featuring excellent compatibility and low dosage efficiency, it maintains clarity and performance without affecting substrate wetting or film integrity.
  • dow dowsil 112f defoamer_9c3e53ed
  • dow dowsil 112f defoamer_9c3e53ed

Features Of Dow DOWSIL 112F Defoamer

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

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

  3. Low dosage requirement—typically effective at 0.05–0.3 wt% active in final formulation.

  4. Thermally stable up to 120°C, supporting high-temperature processing conditions.

  5. Non-yellowing and non-staining, preserving clarity and color integrity in sensitive coatings and adhesives.

Typical Applications Of Dow DOWSIL 112F Defoamer

  1. Architectural and industrial waterborne paints and coatings.

  2. Water-based adhesives and sealants, including pressure-sensitive and construction-grade formulations.

  3. Textile and leather finishing auxiliaries, particularly in dyeing and padding baths.

  4. Construction chemicals such as cementitious tile adhesives and self-leveling underlayments.

  5. Printing inks, especially flexographic and gravure inks requiring low-foam rheology control.

Specifications Of Dow DOWSIL 112F Defoamer

Chemical TypeDimethylpolysiloxane-based emulsion with hydrophobic silica
Product FormWhite to off-white stable aqueous emulsion
AppearanceOpaque, milky liquid with slight opalescence
pH (1% aqueous dispersion)6.0–7.5
Specific Gravity (25°C)0.98–1.02 g/cm³
Viscosity (Brookfield RV, spindle #3, 20 rpm, 25°C)50–200 mPa·s
Active Content20–22 wt%
Storage Stability (unopened, 5–30°C)≥12 months


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