145 Rosin pentaerythrite ester Yunan Goake Chemical Tackifier >> Rosin ester >> Penthaerythritol (penta) ester Rubber - Elastomer (Chloroprene, Butyl …) ADHESIVE Developed products of Gum Rosin are reacted to the other chemicals from Gum rosin. There are wildly used in industry such as paint, ink, paper-making, rubber, adhesion, electron, organic synthesis, light industry and food industry. It is a kind of important chemical material Rosin pentaerythrite ester. Developed product of gum rosin. Used as a tackifier in adhesives.