Glycerol ester of gum rosin are made from gum rosin or refined gum rosin through esterification with glycerol.

Specifiction of Glycerol ester of gum rosin:Solubility ( with benzene 1:1 ): clear

Color (FE-Co scale): 1-2 or 3-5 or 6-8

Acid Value, mgKOH/g max: 9

Sofening Point ( R& B), min: 85.0

Specific gravity,25/25: 1.06-1.09

 

Application: Used in pressure sensitive adhesives, adhesives products.

Packing: Packed in complex paper bags, 25kg/bag net.

Glycerol ester of gum rosin