Technical datasheet

Dispex® Ultra FA 4431

Supplied byBASF- Last Updated on Jun 14, 2026

Dispex® Ultra FA 4431 by BASF is a wetting and dispersing agent for inorganic pigments and fillers in solvent-based, solvent-free and water-based systems.
  • It can be used in all solvent-based and solvent-free industrial and decorative coating systems.
  • It is especially suitable for wetting, dispersion and stabilization of inorganic pigments and fillers in solvent-free epoxy and polyurethane systems, like flooring or pipe-line coatings.
  • It can also be used to decrease the viscosity of water-based resin-free inorganic pigment concentrates, based on high molecular weight dispersing agents like EFKA 4550.
  • It is suitable for dispersion and stabilization of inorganic pigments and fillers in water-based decorative paints based on acrylic emulsions, achieving a better rheology and improved gloss.
  • Dispex® Ultra FA 4431 is recommended for architectural, automotive OEM and industrial coating.
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Dispex® Ultra FA 4431 properties

Other properties

PropertiesValue & unitTest conditionTest method
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