DISPROPORTIONATED ROSIN
DISPROPORTIONATED ROSIN (C19H29COOH) is obtained by isomerizing gum rosin with a Pd-C catalyst. It consists mainly of dehydroabi
Specification of disproportionated rosin:
Grade | X | WW |
Color,The Lovibond Color No.,max | Yellow,20 Red,2.1 | Yellow,40 Red,3.4 |
Abietic Acid (%),max | 0.1 | 0.5 |
Dehydroabietic Acid (%),min | 52.0 | 45.0 |
Softening Point(R&B),min | 75.0 | 75.0 |
Acid Value(mgKOH/g),min | >155.0 | 150.0 |
Unsaponifiable Matter,(%),max | 10.0 | 12.0 |
DISPROPORTIONATED ROSIN
