Callista 158 Paraffin wax Shell Chemicals Waxes & Paraffin >> Paraffin Polyvinyl Chloride (PVC) ADHESIVE >> Hot-melt CALLISTA 158 wax is a hard, high melting wax that can be used neat, or as a blend component, in coatings, adhesives, candles, PVC lubricants and laminating. All Shell synthetic waxes contain an antioxidant for protection during shipment. All Shell synthetic waxes listed above meet FDA regulations for petroleum wax (21CFR 175.250). Hot Melt Adhesives Adhesives Consist of Wax, EVA Resin, Tackifying Resin (Approximately Equal Amounts) Wax serves as Viscosity Modifier, controls adhesive solidification properties (Open, Set Times), Flexibility Hard, high melting wax. Used neat or as a blend component in adhesives. Contains an antioxidant. Used as viscosity modifier. Controls adhesive solidification properties and provides flexibility.