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

Wacker SILFOAM SRE-CN Silicone Antifoam Emulsion

Wacker SILFOAM SRE-CN is a silicone antifoam emulsion from Wacker’s SILFOAM series, designed for efficient foam control in water-based industrial processes including coatings, adhesives, and cleaning formulations. It offers excellent compatibility, rapid defoaming, and long-term antifoam performance with low dosage requirements and good shear stability.
  • wacker silfoam sre cn silicone antifoam emulsion_1d88c52f
  • wacker silfoam sre cn silicone antifoam emulsion_1d88c52f

Features Of Wacker SILFOAM SRE-CN Silicone Antifoam Emulsion

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

  2. Stable oil-in-water emulsion optimized for easy dispersion and compatibility in aqueous systems.

  3. Low dosage requirement ensures cost efficiency without compromising performance.

  4. Excellent thermal and shear stability across a broad pH range (pH 4–12).

  5. Non-toxic formulation compliant with FDA 21 CFR §173.340 for indirect food contact applications.

Typical Applications Of Wacker SILFOAM SRE-CN Silicone Antifoam Emulsion

  1. Paints and coatings manufacturing, including architectural and industrial waterborne formulations.

  2. Textile wet-end processing, such as dyeing, scouring, and finishing baths.

  3. Water treatment systems, including activated sludge and biological wastewater treatment plants.

  4. Paper and board production, especially in coating color and white water circuits.

  5. Agrochemical formulations, including suspension concentrates (SC) and emulsifiable concentrates (EC).

Specifications Of Wacker SILFOAM SRE-CN Silicone Antifoam Emulsion

Chemical TypeDimethylpolysiloxane-based antifoam emulsion
Product FormOpaque white to off-white liquid emulsion
AppearanceHomogeneous, pourable liquid with slight opalescence
pH (1% aqueous solution)6.0 – 8.0
Active Content (as SiO₂ equivalent)10.0 – 12.0 wt%
Density (20 °C)0.98 – 1.02 g/cm³
Viscosity (25 °C, Brookfield LV, Spindle #1, 6 rpm)50 – 200 mPa·s
Storage Stability≥6 months at 5–30 °C; avoid freezing


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