Orevac 18334 HDPE/EVOH/HDPE and HDPE/PA/HDPE Arkema OREVAC 18334 Adhesives for fuel tanks coextrusion HDPE/EVOH/HDPE HDPE/PA/HDPE HDPE/EVOH/HDPE and HDPE/PA/HDPE. Used as adhesive for fuel tanks coextrusion.