Dynapol S 1249 Thermoplastic copolyester Degussa Polyester ADHESIVE >> Hot-melt Dynapol High molecular weight thermoplastic copolyester. Used as a raw material for hot melt industrial adhesives. Offers low water uptake. Moderately crystalline copolyester moderate open times good adhesive strength still good heat resistance Dynapol S 1249 Provides adhesion to textiles, leather, paper and cardboard. High molecular weight, moderately crystalline, thermoplastic copolyester. Used as a raw material for hot melt industrial adhesives. Offers low water uptake. Provides moderate open time, good adhesive strength, still good heat resistance and adhesion to textiles, leather, paper and cardboard.