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| CUMAR R-3 |
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| Coumarone-indene resin |
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CUMAR R-3 Resin is a Coumarone-Indene Resin which is chemically inert and nonsaponifable.
The resin is essentially 100% aromatic in content and exhibits excellent resistance to alkalis, dilute acid, moisture, and oxidation.
It is recommended for use in adhesives, coatings, gravure inks and rubber compounds.
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Softening Point, R&B, 'C: 130
Color, Gardner (50% in 100 Solvent): 9
Specific Gravity @ 25'C: 1.12
Iodine No., Wijs: 50
Flash Point 'F (COC): 450
Molecular Weight, no avg,. GPC: 515
Form: Flaked |
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