Pinerez 3101 Polymerized rosin Akzo Nobel-Eka chemicals Tackifier >> Rosin >> Modified rosin ADHESIVE >> Solvent based ADHESIVE >> Water-based Pinerez 3101 Modified rosin acids Polymerized rosin for use in solvent and water-based adhesives. Polymerized rosin. Used as a tackifier in solvent and water-based adhesives.