Product Description
is adducts of gum rosin and maleic anhydride through the esterification by glycerol or pentaerythritol.

Product Specification/Models
1. Properties and application:

Rosin Modified Maleic Anhydride Resin is the slight yellow transparent solid, which is adducts of gum rosin and maleic anhydride through the esterification by glycerol or pentaerythritol.


Soluble in coal tars, esters, turpentine oil; insoluble in alcoholic solvents; partially soluble in petroleum solvents, soluble well in plant oils. Which with the advantages of stabile color, resistant to yellowing, good heat resistant and adhesion.



2. Specifications of Maleic Acid Resin


Type


Items Spec.
SMM-120
SMM-130

Solubilitywith benzene1:1
clear
clear

Color Fe-Co Scale
≤5
≤5

Acid Value,mgKOH/g max
30
30

Softening PointR&B,
125±2
130±2


3. Packing:

Beads or flake, craft paper bag or plastic intertexture bag, 25kgs net each bag.

Packing specified by customers.