Highly effective silicone-based defoamer for rapid foam knockdown and long-term foam suppression.
Excellent compatibility with water-based systems, including acrylics, vinyl acetate emulsions, and styrene-butadiene polymers.
Low dosage efficiency—effective at concentrations as low as 0.05–0.3 wt% in formulated systems.
Thermally stable up to 120 °C, maintaining performance during high-shear and elevated-temperature processing.
Non-staining and non-yellowing, supporting clarity and color stability in sensitive coatings and adhesives.
Architectural and industrial waterborne paints and coatings.
Adhesives and sealants, particularly pressure-sensitive and construction-grade formulations.
Textile and leather finishing auxiliaries requiring foam control in dye baths and softening agents.
Construction chemicals, including cementitious tile adhesives and self-leveling underlayments.
Water-based inks and overprint varnishes for flexible packaging and label printing.
| Chemical Type | Silicone-polyether copolymer dispersion |
| Product Form | White to off-white liquid |
| Appearance | Opaque, slightly viscous emulsion |
| pH (1% aqueous dilution) | 6.0–8.0 |
| Specific Gravity (25 °C) | 1.00–1.04 g/cm³ |
| Viscosity (Brookfield RV, 25 °C, spindle #3, 20 rpm) | 500–1,500 cP |
| Primary Applications | Waterborne coatings, adhesives, construction chemicals, textile auxiliaries |
| Key Features | Rapid defoaming, persistent antifoam action, low-foaming dilution stability |
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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