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

Evonik TEGO Foamex 34 Defoamer

Evonik TEGO Foamex 34 is a silicone-based defoamer designed for water-based systems including coatings, adhesives and construction materials. It offers rapid foam knock-down and lasting antifoam performance with low dosage requirements and excellent compatibility. The product ensures high efficiency without affecting gloss or substrate wetting.
  • evonik tego foamex 34 defoamer_46749326
  • evonik tego foamex 34 defoamer_46749326

Features Of Evonik TEGO Foamex 34 Defoamer

  1. Highly effective silicone-based defoamer for rapid foam knock-down in demanding aqueous systems.

  2. Excellent long-term storage stability and resistance to phase separation under varying temperature conditions.

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

  4. Compatible with a broad range of anionic, nonionic, and cationic surfactants commonly used in industrial formulations.

  5. Maintains substrate compatibility and does not negatively impact gloss, adhesion, or film integrity in final applications.

Typical Applications Of Evonik TEGO Foamex 34 Defoamer

  1. Architectural coatings including interior and exterior wall paints.

  2. Industrial maintenance coatings and protective primers.

  3. Water-based adhesives and sealants.

  4. Textile and leather finishing auxiliaries.

  5. Construction chemicals such as cementitious mortars and tile adhesives.

Specifications Of Evonik TEGO Foamex 34 Defoamer

Chemical TypeSilicone-polyether copolymer dispersion
Product FormOpaque white liquid
AppearanceHomogeneous, slightly viscous emulsion
pH (1% aqueous solution)6.0 – 7.5
Density (20 °C)Approx. 1.02 g/cm³
Viscosity (25 °C)Approx. 50 – 150 mPa·s
Primary ApplicationsDefoaming in water-based coatings, adhesives, and construction chemicals
Key FeaturesRapid foam suppression, low surface tension, high compatibility


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