Fomrez 11-56 Diethylene glycol adipate Chemtura (Crompton-Uniroyal Chemical) Polyurethane (PU) - Polyols >> Polyester Fomrez® 11-56 Polyester Polyol Uniroyal Chemical Product Description: A diethylene glycol adipate with a molecular weight of 2000, suggested for use in coatings and adhesives. Diethylene glycol adipate. Used in coatings.