Resin is esterified by the addition product of gum rosin with maleic anhydride, Glycerol. It is used in paint widely and is also used in ink and glossing paper.

Resin is esterified by the addition product of gum rosin with maleic anhydride, Pentaerythritol. It is used in paint widely and is also used in printing inks and glossing paper.

The Food grade rosin ester is made from and gum rosin and food grade glycerol. It is used in chewing gum and emulsified flavor; as beverage thickener.