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

Solvay Soprophor FL Tristyrylphenol Ethoxylate Phosphate Ester Surfactant

Solvay Soprophor FL is a tristyrylphenol ethoxylate phosphate ester surfactant offering excellent emulsification, wetting and stability in demanding industrial formulations. Designed for high-salinity and hard-water environments, it delivers superior performance in agrochemicals, oilfield applications and specialty coatings. Its branched hydrophobic tail ensures low foaming and robust interfacial activity across wide pH and temperature ranges.
  • solvay soprophor fl tristyrylphenol ethoxylate phosphate ester surfactant_0f4ebe67
  • solvay soprophor fl tristyrylphenol ethoxylate phosphate ester surfactant_0f4ebe67

Features Of Solvay Soprophor FL Tristyrylphenol Ethoxylate Phosphate Ester Surfactant

  1. Highly effective emulsifier for oil-in-water systems with excellent stability across broad pH and electrolyte ranges.

  2. Outstanding wetting and spreading performance on low-energy surfaces, including plastics and hydrophobic substrates.

  3. Low foaming characteristic suitable for high-shear industrial cleaning and metalworking fluid formulations.

  4. Good compatibility with anionic, nonionic, and cationic surfactants enabling versatile formulation flexibility.

  5. Phosphate ester functionality provides enhanced adhesion promotion and corrosion inhibition in functional fluids.

Typical Applications Of Solvay Soprophor FL Tristyrylphenol Ethoxylate Phosphate Ester Surfactant

  1. Metalworking fluids — as emulsifier and stabilizer in soluble oils and semi-synthetic coolants.

  2. Industrial cleaners — for heavy-duty degreasing of machinery, parts, and equipment surfaces.

  3. Agrochemical formulations — to improve dispersion and foliar adhesion of active ingredients.

  4. Paints and coatings — as a wetting agent and pigment dispersant in water-based systems.

  5. Oilfield chemicals — for emulsion stabilization in drilling and completion fluids.

Specifications Of Solvay Soprophor FL Tristyrylphenol Ethoxylate Phosphate Ester Surfactant

Chemical TypePhosphate ester of tristyrylphenol ethoxylate
Product FormLiquid
AppearanceAmber to light brown viscous liquid
pH (1% aqueous solution)3.0–5.0
SolubilityReadily dispersible in water; miscible with common organic solvents
Active Content≥ 95% (as supplied)
Storage StabilityStable ≥ 24 months at 5–30°C in original sealed container
Key FeaturesLow foaming, high electrolyte tolerance, thermal stability up to 80°C


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