D.E.H 20 Aliphatic polyamine Dow Chemical Crosslinking / Coupling / Curing Agents >> Amines /Amides >> aliphatic Epoxy (EP) ADHESIVE D.E.H.* 20 epoxy curing agent is a liquid aliphatic polyamine curing agent. D.E.H. 20 resin is a low cost, aliphatic polyamine hardener, diethylenetriamine (DETA), that provides a short pot life and cures in minutes with liquid epoxy resins. D.E.H. 20 epoxy curing agent is used in the area of maintenance paints for the manufacture of epoxy-amine adducts, in adhesives, civil engineering applications and as an accelerator for polyamide curing agents. In electrical applications, D.E.H. 20 is used for casting, potting and encapsulation. Adhesives Lows cost diethylenetriamine curing agent. Provides a short pot life and cures in minutes with liquid epoxy resins. Used in adhesives.