Terpene resin by polymerization from a mixture of terpenes, terpene resin, also known as polyethylene. Chemical formula (C10H16) Terpene resin by polymerization from a mixture of terpenes, terpene resin, also known as polyethylene. Chemical formula (C10H16) n, average molecular weight 650-1250. It is a good tackifier, with strong adhesion, good aging resistance, high cohesion, heat, light, acid, ...