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

Dow DC-1500 Defoamer

Dow DC-1500 Defoamer is a silicone-based antifoam agent from Dow’s DC series, engineered for rapid foam suppression and long-lasting defoaming in demanding industrial processes like coatings, adhesives, and cleaning formulations. It offers excellent compatibility, low dosage efficiency, and stable performance across varied pH and temperature conditions.
  • dow dc 1500 defoamer_bd94811e
  • dow dc 1500 defoamer_bd94811e

Features Of Dow DC-1500 Defoamer

  1. Highly effective silicone-based defoamer with rapid knock-down and long-lasting foam suppression.

  2. Excellent compatibility and stability in water-based systems, including high-shear and high-temperature processes.

  3. Low addition levels required—typically 0.01–0.10% active on total formulation weight.

  4. Non-staining and non-hazing; maintains clarity and surface aesthetics in finished products.

  5. Resistant to microbial degradation, ensuring consistent performance during storage and use.

Typical Applications Of Dow DC-1500 Defoamer

  1. Water-based architectural coatings and industrial paints.

  2. Adhesives and sealants, especially acrylic and latex formulations.

  3. Textile auxiliaries, including dyeing, printing, and finishing baths.

  4. Agrochemical concentrates and suspension concentrates (SCs).

  5. Industrial cleaning solutions and metalworking fluids.

Specifications Of Dow DC-1500 Defoamer

Chemical TypeSilicone emulsion (polydimethylsiloxane-based)
Product FormWhite to off-white stable aqueous emulsion
AppearanceOpaque liquid, homogeneous, no phase separation
pH (1% aqueous dispersion)6.0–8.0
Specific Gravity (25°C)0.98–1.02 g/cm³
Viscosity (Brookfield RVT, #2 spindle, 20 rpm, 25°C)50–200 cP
Active Content15–17 wt%
Freeze-Thaw StabilityStable after three cycles of 24 h at –5°C followed by 24 h at 25°C


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