PEHR 90 Pentaerythrite ester of hydrogenated rosin Wuzhou Sun Shine Tackifier >> Rosin ester >> Hydrogenated ester >> Hydrogenated penta ester ADHESIVE >> Hot-melt ADHESIVE >> Hot-melt >> Pressure sensitive (HMPSA) Pentaerythrite Ester of Hydrogenated Rosin PEHR-90 Pentaerythrite ester of hydrogenated rosin are made from hydrogtnated rosin or refined hydrogenated rosin through esterification with pentaerythritol. Use in hot melt adhesive, pressure -sensitive adhesives and coatings Pentaerythrite ester of hydrogenated rosin. Used as a tackifier in hot melt and pressure sensitive adhesives.