DOW DER663U from Dow's high-performance DER series is a specialized solid epoxy resin designed for critical coating formulations. This bisphenol-A based polymer delivers exceptional chemical resistance and mechanical properties, making it ideal for protective coatings in harsh environments. The product's optimized molecular structure ensures excellent processing characteristics and reliable performance.
High-purity composition - Ensures consistent coating quality
Superior chemical resistance - Withstands aggressive environments
Excellent adhesion - Bonds strongly to multiple substrates
Thermal stability - Performs reliably at elevated temperatures
Processing versatility - Easy to incorporate in formulations
Industrial maintenance coatings - For chemical plants and refineries
Marine and offshore coatings - Protection against saltwater corrosion
Pipeline coatings - Long-term underground protection
Tank linings - Chemical storage solutions
Power plant coatings - High-temperature resistance
| Epoxy Equivalent Weight | g/eq | 700-750 |
| Viscosity at 25°C | cP | 12,000-16,000 |
| Melting Point | °C | 70-80 |
| Gardner Color | - | ≤2 |
| Hydrolyzable Chloride | ppm | ≤500 |
| Softening Point | °C | 75-85 |
| Density at 25°C | g/cm³ | 1.17-1.19 |
| Flash Point | °C | >200 |
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