Excellent Adhesion Polyurethane Resin For Various Film General-purpose Inks Polyurethane resin DR-0327 is one kind liquid ester-soluble Pu resin,with following characteristics:excellent retort resistance and good pigment dispersion. Specification of Polyurethane Resin: Item Value Appearance Light yellow transparent liquid Solid content 28-32% Viscosity,mPa• s /25℃ 700-1200 Solvent Ethyl acetate and isopropano Characteristics of Polyurethane resin : 1.Excellent retort