DOW DER331 represents Dow Chemical's benchmark bisphenol-A liquid epoxy resin, serving as the foundation for numerous epoxy formulations. This versatile, undiluted low-molecular-weight resin delivers balanced performance across diverse curing systems, offering reliable thermal stability up to 204°C. Its standardized formulation ensures consistent quality for critical industrial applications.
Industry-standard formulation - The reference for epoxy performance
Broad curing versatility - Compatible with multiple curing mechanisms
Thermal endurance - Maintains integrity up to 204°C
Processing flexibility - Adaptable to various application methodS
Industrial adhesives - High-strength bonding solutions
Composite manufacturing - Molding and laminating processes
Protective coatings - Marine and industrial corrosion protection
Electronic encapsulation - Component protection systems
Automotive finishes - Durable surface coatings
| Epoxy Equivalent Weight | g/eq | 182-192 |
| Viscosity at 25°C | cP | 11,000-14,000 |
| Color (APHA) | - | ≤75 |
| Density at 25°C | g/cm³ | 1.16-1.18 |
| Flash Point | °C | >200 |
| Hydrolyzable Chloride | ppm | ≤500 |
| Weight per Gallon | lb/gal | 9.7-9.9 |
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