Global Home

Dispex® AA 4040 AS



Dispex®AA 4040 AS is an ideal dispersing agent for a wide range of water-based coatings. It can be used as supplied. It is based on an organic polymer and provides improved storage stability of both pigment dispersion and formulated paint when compared with inorganic dispersing agents, e.g. polyphosphate products.


  • excellent dispersing efficiency for inorganic fillers and pigments. It offers reduced water sensitivity due to ammonia neutralization as well as low molecular weight, which is advantageous for very fine filler particles. Furthermore it offers a broad application range.
  • Reduced water sensitivity
  • Offering a broad application range

Product Groups

  • Dispersing Agents / Polyacrylic Acid / Polycarboxylic Types