Genomer 4269/M22 Aliphatic polyester urethane acrylate Rahn PU - Prepolymers >> Urethane acrylate PU - Prepolymers >> Polyester ADHESIVE >> Radiation Curing (UV/EB) Genomer 4269/M22 Aliphatic polyester urethane acrylate Used in UV curing adhesives flexibility non yellowing adhesion Non yellowing aliphatic polyester urethane acrylate. Used in UV curing adhesives. Provides flexibility and adhesion.