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

VOK VOK-860 Defoamer

VOK VOK-860 Defoamer is a high-performance silicone-based antifoam agent designed for demanding industrial applications including coatings, inks, and chemical processing. It delivers rapid foam suppression, excellent stability, and low dosage efficiency while maintaining compatibility with water- and solvent-based systems. Trusted for consistent performance and minimal residue.
  • vok vok 860 defoamer_37c6ab99
  • vok vok 860 defoamer_37c6ab99

Features Of VOK VOK-860 Defoamer

  1. Highly effective silicone-based defoamer with rapid knock-down and lasting 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% w/w in final formulation.

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

  5. Non-yellowing and non-silicone-residue-forming, ensuring clarity and surface integrity in sensitive coatings.

Typical Applications Of VOK VOK-860 Defoamer

  1. Architectural and industrial waterborne paints and coatings.

  2. Textile printing pastes and pigment dispersions.

  3. Adhesives and sealants, especially PVA and SBR-based formulations.

  4. Construction chemicals including cementitious mortars and tile grouts.

  5. Water-based inks for flexographic and gravure printing.

Specifications Of VOK VOK-860 Defoamer

Chemical TypeSilicone-polyether copolymer dispersion
Product FormOpaque white liquid
AppearanceHomogeneous milky dispersion
pH (1% aqueous dilution)6.0–7.5
Density (25°C)1.01–1.04 g/cm³
Viscosity (25°C, mPa·s)150–400
Active Content30 ± 2%
Storage Stability≥12 months in unopened original container at 5–30°C


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