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

VOK VOK-932 Defoamer

VOK VOK-932 Defoamer is a high-performance silicone-based antifoam agent designed for demanding industrial processes including coatings, adhesives, and water treatment. It delivers rapid foam suppression, excellent compatibility, and long-lasting defoaming action even under high shear and elevated temperatures.
  • vok vok 932 defoamer_afcbfa29
  • vok vok 932 defoamer_afcbfa29

Features Of VOK VOK-932 Defoamer

  1. High-efficiency silicone-based defoaming action in both aqueous and emulsion systems.

  2. Excellent compatibility with anionic, nonionic, and cationic surfactants without destabilizing formulations.

  3. Low dosage requirement—effective at 0.05–0.3% w/w depending on system severity.

  4. Thermally stable up to 120°C, maintaining performance during high-temperature processing.

  5. Non-volatile and low-odor, supporting safer handling and compliance with industrial hygiene standards.

Typical Applications Of VOK VOK-932 Defoamer

  1. Water-based paints and architectural coatings manufacturing.

  2. Industrial cleaning formulations including alkaline and acidic detergents.

  3. Textile wet-end processing (desizing, scouring, dyeing baths).

  4. Adhesives and sealants production, especially latex-based systems.

  5. Construction chemicals such as cement admixtures and grouts.

Specifications Of VOK VOK-932 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)0.98–1.02 g/cm³
Viscosity (25°C, Brookfield LVT, Spindle #3, 60 rpm)500–1,200 mPa·s
Primary ApplicationsWater-based coatings, cleaners, textiles, adhesives, construction chemicals
Key FeaturesRapid knock-down, long-term foam suppression, shear stability


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