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

Evonik TEGO Foamex K8 Defoamer

Evonik TEGO Foamex K8 Defoamer is a silicone-free, liquid antifoam designed for water-based systems. It offers rapid foam knockdown and lasting defoaming in coatings, adhesives, and construction chemicals. Compatible with low-VOC formulations, it ensures excellent substrate wetting and minimal surface defects. Ideal for high-shear processes and ambient-temperature applications.
  • evonik tego foamex k8 defoamer_4fe959ee
  • evonik tego foamex k8 defoamer_4fe959ee

Features Of Evonik TEGO Foamex K8 Defoamer

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

  2. Excellent compatibility in water-based systems, minimizing risk of surface defects or haziness.

  3. Thermally stable up to 120 °C, supporting high-temperature processing conditions.

  4. Low dosage efficiency—typically effective at 0.05–0.3 wt% in formulated systems.

  5. Non-volatile and non-silicone-oil bleeding formulation for improved storage stability.

Typical Applications Of Evonik TEGO Foamex K8 Defoamer

  1. Architectural coatings (e.g., interior/exterior paints and primers).

  2. Industrial maintenance coatings and protective finishes.

  3. Water-based adhesives and sealants.

  4. Construction chemicals including cementitious grouts and tile adhesives.

  5. Textile printing pastes and pigment dispersions.

Specifications Of Evonik TEGO Foamex K8 Defoamer

Chemical TypeSilicone-based emulsion
Product FormOpaque white liquid
AppearanceHomogeneous, slightly viscous emulsion
pH (1% aqueous dilution)6.0–7.5
Density (20 °C)Approx. 1.02–1.04 g/cm³
Viscosity (25 °C)150–300 mPa·s (Brookfield RV, spindle #3, 20 rpm)
Primary ApplicationsWater-based coatings, adhesives, construction chemicals
Key FeaturesRapid defoaming, long-term antifoam performance, low haze


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