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

BioMax SF-805 Defoamer

BioMax SF-805 Defoamer is a high-performance silicone-based defoamer from the BioMax SF series by Bluestar Silicones. Designed for demanding aqueous systems including coatings, inks, and industrial cleaning formulations, it delivers rapid foam suppression and long-lasting antifoam action. Its low-viscosity liquid form ensures easy dispersion and compatibility with sensitive chemistries while maintaining excellent thermal and shear stability.
  • biomax sf 805 defoamer_3f87926a
  • biomax sf 805 defoamer_3f87926a

Features Of BioMax SF-805 Defoamer

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

  2. Excellent compatibility with water-based systems, including high-solids and low-VOC formulations.

  3. Thermally stable up to 120°C, maintaining performance under elevated processing temperatures.

  4. Low dosage requirement — typically effective at 0.05–0.3% w/w in most industrial applications.

  5. Non-staining and non-silicone-residue-forming, ensuring clarity and surface integrity in final products.

Typical Applications Of BioMax SF-805 Defoamer

  1. Water-based architectural coatings and industrial paints.

  2. Adhesives and sealants manufacturing (e.g., acrylic, PVA, and polyurethane dispersions).

  3. Textile auxiliaries, including dyeing, printing, and finishing baths.

  4. Agrochemical formulations such as suspension concentrates (SC) and emulsifiable concentrates (EC).

  5. Industrial cleaning compounds and metalworking fluid concentrates.

Specifications Of BioMax SF-805 Defoamer

Chemical TypeSilicone-polyether copolymer dispersion
Product FormOpaque white liquid
AppearanceHomogeneous milky dispersion
pH (1% aqueous dilution)6.0–7.5
Specific Gravity (25°C)1.01–1.04 g/cm³
Viscosity (Brookfield RV, 25°C)150–350 cP
Storage StabilityStable for ≥12 months at 5–30°C, no phase separation
Primary ApplicationsWater-based coatings, adhesives, agrochemicals, textiles, cleaners


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