Uni-Rez 2620 Polyamide Arizona Chemical Polyamide ADHESIVE >> Hot-melt An economical hot melt polyamide resin based on dimer acids, designed for bonding porous substrates. Low softening point Fast set-up High wettability Water resistance Footwear Leather Goods Packaging Hot melt polyamide resin based on dimer acids. Designed for bonding porous substrates. Possesses high wettability and water resistance.