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

Evonik TEGO Airex 370 Defoamer

Evonik TEGO Airex 370 Defoamer is a silicone-free, water-based defoaming agent designed for aqueous systems like coatings, adhesives, and cleaning formulations. It offers rapid foam suppression, excellent compatibility, and low-foam stability without affecting gloss or substrate wetting. Ideal for ambient-temperature applications requiring reliable, residue-free defoaming performance.
  • evonik tego airex 370 defoamer_c08ee105
  • evonik tego airex 370 defoamer_c08ee105

Features Of Evonik TEGO Airex 370 Defoamer

  1. Highly effective silicone-free defoamer for aqueous systems.

  2. Excellent compatibility with a broad range of water-based formulations.

  3. Low dosage requirement ensures cost-efficient performance.

  4. Provides rapid foam break and strong long-term foam suppression.

  5. Stable under neutral to moderately alkaline pH conditions.

Typical Applications Of Evonik TEGO Airex 370 Defoamer

  1. Architectural coatings and interior wall paints.

  2. Industrial maintenance coatings and primers.

  3. Water-based adhesives and sealants.

  4. Textile printing pastes and finishing baths.

  5. Construction chemicals including cementitious grouts and renders.

Specifications Of Evonik TEGO Airex 370 Defoamer

Chemical TypePolyether-modified nonionic polymer
Product FormLiquid
AppearanceClear to slightly opalescent liquid
pH (1% aqueous solution)6.0 – 8.0
Density (20 °C)Approx. 1.02 – 1.05 g/cm³
Solubility in WaterPartially miscible, forms stable dispersion
Recommended Dosage Range0.05 – 0.3 wt.% (based on total formulation)
Storage StabilityAt least 12 months in original sealed container at 5–30 °C


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