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

Evonik TEGO Foamex 825 Defoamer

Evonik TEGO Foamex 825 Defoamer is a silicone-free, water-based defoaming agent designed for aqueous systems including coatings, adhesives, and cleaning formulations. It offers rapid foam suppression, excellent compatibility, and low dosage efficiency while maintaining clarity and stability. Ideal for sensitive applications requiring minimal residue and high performance.
  • evonik tego foamex 825 defoamer_8b0811db
  • evonik tego foamex 825 defoamer_8b0811db

Features Of Evonik TEGO Foamex 825 Defoamer

  1. Highly effective silicone-based defoamer for rapid foam knock-down and long-term foam suppression.

  2. Excellent compatibility in water-based systems, including acrylic, styrene-acrylic, and vinyl acetate emulsions.

  3. Low dosage requirement with outstanding efficiency across a broad pH range (pH 4–12).

  4. Good storage stability and resistance to phase separation under typical industrial handling conditions.

  5. Minimal impact on gloss, color acceptance, and film formation in final coatings and adhesives.

Typical Applications Of Evonik TEGO Foamex 825 Defoamer

  1. Architectural and industrial waterborne paints and coatings.

  2. Adhesives and sealants based on synthetic dispersions.

  3. Textile printing pastes and finishing formulations.

  4. Construction chemicals, including tile adhesives and cementitious renders.

  5. Industrial cleaning agents and metalworking fluids.

Specifications Of Evonik TEGO Foamex 825 Defoamer

Chemical TypeSilicone-based emulsion
Product FormWhite to slightly yellow liquid
AppearanceOpaque, pourable emulsion
Primary ApplicationsWater-based coatings, adhesives, construction chemicals
Key FeaturesRapid defoaming, persistent antifoam activity, low odor
BenefitsImproved process efficiency, reduced surface defects, enhanced batch consistency
pH Range (as supplied)6.0 – 8.0
Storage Temperature5 – 30 °C


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