Fomrez 1066-310 Trimethylolpropane based hexanediol adipate Chemtura (Crompton-Uniroyal Chemical) Polyurethane (PU) - Polyols >> Polyester A trimethylolproprane based hexanediol adipate with a molecular weight of 540, suggested for use in coatings. Trimethylolpropane based hexanediol adipate. Used in coatings.