Dercolyte A 115 Alpha pinene terpene resin DRT Tackifier >> Terpene >> Polyterpene >> Alpha-pinene ADHESIVE >> Hot-melt >> Pressure sensitive (HMPSA) As the only producer of polyterpene resins in Europe, we offer a full range based on alpha pinene, beta pinene, limonene and mixed terpene - styrene. DERCOLYTES are recommended for the formulation of high performance adhesives (pressure sensitive adhesives for tapes and labels) and high quality chewing gum base. Alpha pinene terpene resin. Used as a tackifier for the formulation of high performance adhesives.