Bayhydrol 140 AQ is an anionic dispersion of an aliphatic polyester urethane resin in water. Properties / Applications: Bayhydrol 140 AQ polyurethane dispersion is suitable for many applications including adhesion promoters in metal/plastic composite structures, textile and leather coatings and primers for rigid surface coatings. The dispersion displays excellent mechanical stability. As with any product, use of Bayhydrol 140 AQ in a given application must be tested (including but not limited to field testing) in advance by the user to determine suitability. Information provided by Covestro |