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

DOWSIL FZ-2233 Silicone Polyether Copolymer

DOWSIL FZ-2233 is a silicone polyether copolymer from Dow’s DOWSIL surfactant series, offering exceptional foam control and surface wetting in water-based coatings, adhesives, and cleaning formulations. It combines silicone backbone stability with polyether hydrophilicity for rapid air release, low surface tension, and compatibility across diverse pH and temperature ranges.
  • dowsil fz 2233 silicone polyether copolymer_3bad11c4
  • dowsil fz 2233 silicone polyether copolymer_3bad11c4

Features Of DOWSIL FZ-2233 Silicone Polyether Copolymer

  1. Excellent foam control and defoaming performance in aqueous systems across broad pH and temperature ranges.

  2. High compatibility with anionic, nonionic, and cationic surfactants without compromising formulation stability.

  3. Low volatility and high thermal stability, supporting processing at elevated temperatures.

  4. Non-yellowing and hydrolytically stable, ensuring long-term performance in sensitive applications.

  5. Eco-preferred profile with low VOC content and no APEOs or heavy metals.

Typical Applications Of DOWSIL FZ-2233 Silicone Polyether Copolymer

  1. Defoamer in industrial and institutional (I&I) cleaning formulations.

  2. Foam suppressant in textile dyeing and finishing baths.

  3. Antifoam agent in water-based paints and architectural coatings.

  4. Processing aid in agrochemical suspension concentrates (SC) and emulsifiable concentrates (EC).

  5. Stabilizer in personal care emulsions requiring low-foaming characteristics.

Specifications Of DOWSIL FZ-2233 Silicone Polyether Copolymer

Chemical TypeSilicone polyether copolymer (non-ionic)
Product FormClear to slightly hazy liquid
AppearancePale yellow to colorless, homogeneous liquid
Primary ApplicationsDefoaming and foam control in aqueous systems
Key FeaturesHydrolytic stability, surfactant compatibility, low-foaming behavior
BenefitsReduced surface defects, improved process efficiency, enhanced product clarity
pH Range (1% aqueous dispersion)4.0–10.0
VOC Content<5% (by weight)


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