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

Solvay Lubrhophos LB 400-E Phosphate Ester Anionic Surfactant

Solvay Lubrhophos LB 400-E is a high-performance anionic phosphate ester surfactant from Solvay’s Lubrhophos series, engineered for extreme-pressure lubricity, thermal stability, and water solubility in metalworking fluids, hydraulic systems, and fire-resistant applications.
  • solvay lubrhophos lb 400 e phosphate ester anionic surfactant_4cb53db6
  • solvay lubrhophos lb 400 e phosphate ester anionic surfactant_4cb53db6

Features Of Solvay Lubrhophos LB 400-E Phosphate Ester Anionic Surfactant

  1. Highly effective anionic surfactant based on phosphate ester chemistry for superior emulsification and wetting performance.

  2. Excellent hydrolytic stability across a broad pH range, ensuring consistent performance in demanding formulations.

  3. Low foaming profile ideal for high-shear industrial cleaning and metalworking fluid applications.

  4. Biodegradable structure aligned with evolving environmental and regulatory requirements.

  5. Compatible with common co-surfactants, corrosion inhibitors, and base oils in complex industrial formulations.

Typical Applications Of Solvay Lubrhophos LB 400-E Phosphate Ester Anionic Surfactant

  1. Metalworking fluids — including semi-synthetic and soluble oil concentrates.

  2. Industrial cleaners for precision parts, automotive components, and aerospace hardware.

  3. Hydraulic and lubricating fluid additives for enhanced boundary lubrication and rust inhibition.

  4. Emulsion polymerization aids in specialty coatings and functional elastomers.

  5. Formulation component in high-performance maintenance and degreasing agents.

Specifications Of Solvay Lubrhophos LB 400-E Phosphate Ester Anionic Surfactant

Chemical TypePhosphate ester-based anionic surfactant
Product FormViscous amber liquid
AppearanceClear to slightly hazy, free-flowing liquid
pH (1% aqueous solution)6.5 – 7.5
SolubilityReadily dispersible in water; miscible with common polar solvents and mineral oils
Active Content≥ 95% (as supplied)
Storage StabilityStable ≥ 24 months at 5–30 °C in sealed original container
Key FeaturesLow foaming, hydrolytically stable, anionically charged, non-ionic compatible


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