Oxidation resistant crystalline rosin
• Indexes
Appearance |
NCR-70 |
NCR-80 |
color (Garner) ≤ |
2-6 |
2-6 |
Acid value .mkKOH/g≤ |
140-170 |
150-180 |
Softening point (ring & ball),°C≥ |
72-82 |
86-96 |
Non-saponifiable matter % |
≤ 6 |
≤ 8 |
Crystallization (1:1acetone) |
no crystal separated out after 24 hours |
2. Properties and uses
Used as material of hot-melt bonding agent and adhesive which take EVA, SIS, SBS and other petroleum macromolecular polymer as the base; mainly used in floor glue bonding industry; with good heat stability and excellent oxidantion resistance and crystallinity extension; can effectively improve the initial viscosity and properties at low temperature of bonding agent; soluble in flavoring, fat, ester and ketone solvent.
3. Packing
• Pack in galvanized iron drums; net weight 225kg/drum. Keep away from water and fire.
• According to client's requirements.
4. Technical indexes: These indexes were drawn by our company. All the indexes except color can be adjusted in accord with client's requirements. When using this product, please test it to make sure it in accord with your final product quality. It's our pleasure to provide you with professional processing and technical advice. |
