Characterization: Branched, hydroxyl-bearing polyester. As a co-reactant, usually with Desmodur® N 75, in the formulation of lightfast and weather-stable, two-component coatings. Properties / Applications: Desmophen® 650 MPA is used mainly as a co-reactant with Desmodur® N 75. This combination results in coatings with excellent lightfastness, gloss retention and weather stability. They also have very good resistance to chemicals and high abrasion resistance. Information provided by Covestro |