Highly effective silicone-based defoamer for rapid foam knock-down and long-term foam suppression.
Excellent compatibility with water-based systems, including acrylic, styrene-acrylic, and vinyl acetate emulsions.
Low dosage requirement—typically effective at 0.05–0.3% w/w on total formulation—minimizing impact on final product properties.
Stable under high-shear mixing and elevated temperatures up to 90°C during production and storage.
Non-yellowing and low-odor formulation, suitable for applications demanding aesthetic and sensory performance.
Architectural coatings (interior/exterior paints and primers).
Industrial maintenance coatings and protective finishes.
Adhesives and sealants, especially waterborne PVA and acrylic dispersions.
Construction chemicals including cementitious tile adhesives and self-leveling compounds.
| Chemical Type | Silicone-polyether copolymer dispersion |
| Product Form | White to off-white liquid |
| Appearance | Opaque, slightly viscous dispersion |
| pH (1% aqueous dilution) | 6.0–8.0 |
| Specific Gravity (25°C) | 1.01–1.04 g/cm³ |
| Viscosity (Brookfield RV, Spindle #3, 20 rpm, 25°C) | 1,500–3,500 cP |
| Primary Applications | Waterborne coatings, adhesives, construction chemicals |
| Key Features | Rapid defoaming, persistent antifoam activity, low-foaming addition |
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China