Petcoal 120HV Aromatic hydrocarbon Tosoh Tackifier >> Hydrocarbon resin >> Aromatic ADHESIVE >> Hot-melt >> Pressure sensitive (HMPSA) Petcoal® is a family of aromatic hydrocarbon resins which exhibit excellent solvency. Petcoal® resins are compatible with a wide range of synthetic resins and rubbers; they have good thermal stability and weathering properties as well. Aromatic hydrocarbon resin. Used in pressure sensitive adhesives. Exhibits good solvency, thermal stability and weathering properties. Offers compatibility with a wide range of synthetic resins and rubbers.