Alberdingk U 600 A Aliphatic polyether-polyurethane Alberdingk Boley Polyurethane (PU) - Polyurethane dispersions (PUDs) >> Polyether Other industry >> Leather Coating ALBERDINGK® U 600 A is an aqueous dispersion of an aliphatic polyether-polyurethane without solvents and free isocyanate groups. It is used in high quality coatings for textile impregnation and leather finishing. An aqueous dispersion of an aliphatic polyether-polyurethane. Used in high quality coatings for textile impregnation and leather finishing.