Methyl ester of hydrogenated rosin is a light amber liquid resinous tackifier and plasticizer. Being hydrogenated, it has marked resistance to aging. It is given a special steam purification treatment to assure consistent mild odor. Hercolyn D synthetic resin is used extensively in fragrance compounds, where it functions as a fixative, carrier, and compatibility component; the material is also used in the formulation of chewing gum base. Additionally, it can be used as a resinous plasticizer or tackifier in finished products such as lacquers, inks, adhesives, floor tiles, artificial leather, and antifouling paints.