Epotuf 37-139 Diglycidyl ether of bisphenol A epoxy resin Reichhold Epoxide (EP) >> Bisphenol A based ADHESIVE Epotuf 37-139 High purity, undiluted diglycidyl ether of Bisphenol-A epoxi resin. Yields lower viscosity Longer pot life Slightly higher heat distortion temperature than standard liquid epoxi resin. High purity, undiluted, diglycidyl ether of bisphenol-A epoxy resin. Used in industrial adhesives. Provides low viscosity, long pot life and slightly higher heat distortion temperature than standard liquid epoxy resin.