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

BASF PERENOL E9 Defoamer

BASF PERENOL E9 Defoamer is a silicone-free, polyether-based antifoam agent designed for water-based industrial systems. It offers rapid foam suppression and long-lasting defoaming in coatings, adhesives, and cleaning formulations. Compatible with anionic, nonionic, and cationic systems, it ensures excellent stability and easy dispersion without affecting product clarity or performance.
  • basf perenol e9 defoamer_08eb726e
  • basf perenol e9 defoamer_08eb726e

Features Of BASF PERENOL E9 Defoamer

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

  2. Excellent compatibility in water-based systems, including those containing surfactants and electrolytes.

  3. Low dosage requirement ensures cost-efficiency without compromising performance.

  4. Thermally stable up to 120 °C, supporting processing under elevated temperature conditions.

  5. Non-yellowing and inert in final formulations, preserving product clarity and stability.

Typical Applications Of BASF PERENOL E9 Defoamer

  1. Waterborne architectural coatings and industrial paints.

  2. Adhesives and sealants manufacturing, especially acrylic and PVA-based systems.

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

  4. Construction chemicals such as cement admixtures and tile grouts.

  5. Industrial cleaning formulations and metalworking fluids.

Specifications Of BASF PERENOL E9 Defoamer

Chemical TypeSilicone emulsion (polydimethylsiloxane-based)
Product FormWhite to off-white liquid emulsion
AppearanceOpaque, slightly viscous liquid
pH (1% aqueous dispersion)6.0 – 7.5
Density (20 °C)Approx. 1.01 – 1.03 g/cm³
Viscosity (25 °C)150 – 350 mPa·s (Brookfield RV, spindle #3, 20 rpm)
Primary ApplicationsWater-based coatings, adhesives, textiles, construction chemicals
Key FeaturesRapid defoaming, long-term antifoam stability, low-foaming during storage


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