Uni-Rez 2639 Polyamide Arizona Chemical Polyamide ADHESIVE >> Hot-melt A hot melt polyamide adhesive resin based on dimer acids, having good low temperature impact resistance. Recommended for bonding wood, plastics (including plasticized PVC) and pre-heated metals. Hot melt polyamide adhesive resin based on dimer acids. Possesses good low temperature impact resistance. Recommended for bonding wood, plastics (including plasticized PVC) and pre-heated metals.