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

Changhwa CFC DepolCFC-137 Defoamer

Changhwa CFC DepolCFC-137 Defoamer is a high-efficiency silicone-based antifoam agent from Changhwa’s DepolCFC series, specifically formulated for rapid foam suppression in aggressive chemical processes including coatings, adhesives, and industrial cleaning systems. It offers excellent thermal stability, low dosage efficiency, and compatibility with water- and solvent-based formulations.
  • changhwa cfc depolcfc 137 defoamer_7ff9900c
  • changhwa cfc depolcfc 137 defoamer_7ff9900c

Features Of Changhwa CFC DepolCFC-137 Defoamer

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

  2. Excellent compatibility with water-based systems including latex, emulsions, and aqueous coatings.

  3. Low dosage requirement—effective at 0.05–0.3% w/w in most formulations.

  4. Thermally stable up to 120°C, maintaining performance under elevated processing temperatures.

  5. Non-yellowing and non-staining—ideal for clear coatings and sensitive pigment systems.

Typical Applications Of Changhwa CFC DepolCFC-137 Defoamer

  1. Architectural and industrial waterborne paints and coatings.

  2. Acrylic and styrene-butadiene (SBR) latex emulsions for adhesives and construction mortars.

  3. Aqueous textile printing pastes and dyeing auxiliaries.

  4. Water-based wood finishes and furniture coatings.

  5. Industrial cleaning formulations and metalworking fluid concentrates.

Specifications Of Changhwa CFC DepolCFC-137 Defoamer

Chemical TypeSilicone-polyether copolymer dispersion
Product FormOpaque white liquid
AppearanceHomogeneous milky dispersion
pH (1% aqueous dilution)6.0–7.5
Specific Gravity (25°C)1.02–1.05 g/cm³
Viscosity (25°C, Brookfield LVT, Spindle #3, 6 rpm)1,200–2,500 cP
Primary ApplicationsWater-based coatings, adhesives, textiles, cleaners
Key FeaturesRapid foam collapse, low odor, non-silicone residue


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