Highly effective silicone-based defoamer for rapid foam knockdown and long-term foam suppression.
Excellent compatibility with water-based systems, including acrylic, vinyl acetate, and styrene-butadiene emulsions.
Low dosage requirement—typically effective at 0.05–0.3 wt% active in final formulation.
Thermally stable up to 120°C, supporting high-temperature processing conditions.
Non-yellowing and non-staining, preserving clarity and color integrity in sensitive coatings and adhesives.
Architectural and industrial waterborne paints and coatings.
Water-based adhesives and sealants, including pressure-sensitive and construction-grade formulations.
Textile and leather finishing auxiliaries, particularly in dyeing and padding baths.
Construction chemicals such as cementitious tile adhesives and self-leveling underlayments.
Printing inks, especially flexographic and gravure inks requiring low-foam rheology control.
| Chemical Type | Dimethylpolysiloxane-based emulsion with hydrophobic silica |
| Product Form | White to off-white stable aqueous emulsion |
| Appearance | Opaque, milky liquid with slight opalescence |
| pH (1% aqueous dispersion) | 6.0–7.5 |
| Specific Gravity (25°C) | 0.98–1.02 g/cm³ |
| Viscosity (Brookfield RV, spindle #3, 20 rpm, 25°C) | 50–200 mPa·s |
| Active Content | 20–22 wt% |
| Storage Stability (unopened, 5–30°C) | ≥12 months |
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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