This product is made of gum rosin through a new technology of sulfuric acid and zinc chloride.
1, Properties:
Polymerized rosin is a modified products of gum rosin, contains abietic type acids. It has a series of exellent properties such as higher softening point, non-crystalline, good oxidation-resistance, higher viscosity in organic solvent.
2, Specifications: |
 |
Items |
No.95 |
No.115 |
No.140 |
Appearance |
Transparent |
Color (USDA) |
WG-M Grade |
Softening point (R.& B),°C |
90-100 |
110-120 |
135-145 |
Acid number (mgKOH/g) ≥ |
150Min |
145Min |
140Min |
Insoluble matter in alcohol |
0.03%Max |
Dissoluble matter in hot water |
0.20%Max |
3, Application: Mainly used in inks, Adhesives, paints, Varnishes, Soldering fluxes, synthetic resins etc.
4, Packing: In galvanized iron drum of 220 kgs net each. |