Tackifying resin HA484, HA494
HA484 and HA494 are a family of ultra-light-colored, stable modified natural resins. They are developed from rosin as the basic raw material through decolorization, esterification, stabilization and other processes. Especially suitable for EVA hot melt adhesive and hot melt coating industries.
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Material Chemistry
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Product introduction
Product quality indicators
| Product name | HA484 | HA494 |
|---|---|---|
| Softening point (Globe method)，°C | 100-108 | 108-116 |
| Color (Iron-Cobalt Method) | 3-5 | 3-5 |
| Acid value， mgKOH/g≤ | 30 | 25 |
| Melt viscosity (150°C) cPa | 1000-1800 | 2500-5000 |
| Ash content (weight)，%，≤_ | 0.1 | 0.1 |
Product performance
1. Lighter color and lighter smell.
2. It can greatly improve the bonding strength of EVA glue.
3. Good heat resistance, the color deepening is less than 2 for 8 hours at 180 °C.
4. Good solubility, soluble in cyclohexane, petroleum ether, toluene, xylene, ethyl acetate, acetone and other solvents.
6. It has good compatibility and can be miscible with various polymers such as NR, CR, SBR, SBS, SIS, EVA, etc. in any proportion.
Main recommended uses
1. Hot melt adhesive: packaging glue, book binding glue, etc.
2. Hot melt pressure-sensitive adhesive.
3. Hot melt coating: road marking paint, etc.
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