coating additives

coating additives

Defoamer

Product Name: Silicone Defoamer
Product Model: NS-202
Chemical Type: Polydimethylsiloxane-based compound

Product Details

Key Features
Efficient Defoaming & Foam Suppression: Rapidly eliminates existing foam and provides long-lasting foam inhibition.
Broad Temperature Tolerance: Suitable for environments ranging from -10°C to 120°C, with excellent high‑temperature stability.
Chemical Compatibility: Compatible with most aqueous systems (pH 3‑12) without affecting the original product performance.
Eco‑Friendly & Safe: Free of mineral oils and VOCs; complies with EU REACH and FDA‑related standards.
Application Areas
Coatings & Inks: Water‑based paints, printing pastes, printing inks.
Wastewater Treatment: Industrial effluent, circulating water system foam control.
Chemical Processing: Resin synthesis, fermentation processes, distillation operations.
Paper Industry: Pulp defoaming, coating processes.
Food Processing (Food‑grade version): Soy sauce fermentation, syrup concentration, etc.
Storage & Packaging
Storage Conditions: Store sealed at 5°C – 35°C; avoid freezing or direct sunlight.
Shelf Life: 12 months (unopened original container).
Packaging: 25 kg/drum, 200 kg/drum

Product Specifications

Appearance: Milky white to light yellow emulsion
Solid Content: 20% ± 2%
pH Value (25°C): 6.0 – 8.0
Viscosity (25°C, Brookfield): 500 – 2000 mPa·s
Ionic Character: Nonionic / Weakly anionic
Dilution: Easily dispersible in cold water; stirring is recommended for dilution.
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