Struktol PE(O)-400 Oxidized polyethylene wax Struktol Waxes & Paraffin >> Polyolefin modified ADHESIVE >> Hot-melt >> Pressure sensitive (HMPSA) SEALANT >> Pre-formed tape / Gasket Oxidized polyethylene wax. STRUKTOL ® PE(O)-400 is a versatile oxidized polyethylene wax used in elastomer and plastics applications. Oxidized polyethylene wax. Used in elastomer and plastics applications. Applications : adhesives, pressure sensitive adhesives and closures with sealing gaskets for food containers.