<i>ALBESTER</i> 2660 Polyester resin Hexion Specialty Chemicals Polyester Coatings Architectural / Decorative Albester 2660 is a carboxyl-terminated, polyester, powder resin designed for cure with bisphenol A epoxies at a 70/30 PE/epoxy ratio. The resulting powder coatings are typically for interior use. Exhibits low-temperature cure, very good flexibility, high reactivity and flow. Albester 2660 provides hybrid decorative coatings with good mechanical and flow properties. Carboxyl-terminated, polyester, powder resin. Used in powder coatings interior use and decorative coatings. Exhibits low-temperature cure. Offers very good flexibility, high reactivity and flow.