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

VOK VOK-2526 Defoamer

VOK VOK-2526 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 compatibility, and long-term stability without affecting product clarity or performance. Trusted for its efficiency at low dosages and broad pH/temperature tolerance.
  • vok vok 2526 defoamer_4b202ab0
  • vok vok 2526 defoamer_4b202ab0

Features Of VOK VOK-2526 Defoamer

  1. High-efficiency silicone-based defoaming agent with rapid knock-down and lasting foam suppression.

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

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

  4. Thermally stable up to 120°C, maintaining performance during high-shear mixing and hot-process operations.

  5. Non-yellowing and non-staining, suitable for clear coatings and white pigment systems.

Typical Applications Of VOK VOK-2526 Defoamer

  1. Architectural and industrial waterborne paints and coatings.

  2. Adhesives and sealants, especially pressure-sensitive and construction-grade formulations.

  3. Textile printing pastes and pigment dispersion systems.

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

  5. Wood coatings and water-based varnishes requiring low surface defect formation.

Specifications Of VOK VOK-2526 Defoamer

Chemical TypeSilicone-polyether copolymer dispersion
Product FormOpaque white liquid
AppearanceHomogeneous milky dispersion
pH (1% aqueous solution)6.0–7.5
Specific Gravity (25°C)1.01–1.04 g/cm³
Viscosity (Brookfield RVT, #2 spindle, 25°C)150–350 mPa·s
Recommended Storage Temperature5–35°C
Shelf Life (unopened, proper storage)12 months


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