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

Evonik TEGO Foamex 20 Defoamer

Evonik TEGO Foamex 20 Defoamer is a silicone-free, mineral oil-based defoaming agent designed for water-based systems. It delivers rapid foam suppression and long-term antifoam performance in coatings, adhesives, and construction chemicals. Compatible with anionic, nonionic, and cationic formulations, it ensures excellent stability and easy incorporation without affecting gloss or viscosity.
  • evonik tego foamex 20 defoamer_3b35c517
  • evonik tego foamex 20 defoamer_3b35c517

Features Of Evonik TEGO Foamex 20 Defoamer

  1. Highly effective silicone-free defoamer for rapid foam breakage in aqueous systems.

  2. Excellent compatibility with a broad range of water-based formulations, minimizing risk of surface defects.

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

  4. Stable under shear and thermal stress, maintaining consistent defoaming activity during processing.

  5. Non-hazardous formulation compliant with major industrial safety and environmental guidelines.

Typical Applications Of Evonik TEGO Foamex 20 Defoamer

  1. Water-based architectural coatings and interior wall paints.

  2. Industrial maintenance coatings including primers and topcoats.

  3. Adhesives and sealants formulations requiring low-foam mixing and application.

  4. Textile auxiliaries such as dyeing and finishing baths.

  5. Construction chemicals including cementitious mortars and tile adhesives.

Specifications Of Evonik TEGO Foamex 20 Defoamer

Chemical TypePolyether-modified polymer dispersion
Product FormOpaque liquid
AppearanceWhite to off-white viscous liquid
pH (1% aqueous solution)6.0 – 8.0
Density (20 °C)Approx. 1.02 – 1.05 g/cm³
Viscosity (25 °C)Approx. 1,500 – 3,000 mPa·s
Solubility / MiscibilityPartially miscible in water; forms stable dispersion upon stirring
Storage StabilityAt least 12 months in unopened original container at 5–30 °C


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