DOW DER 669-20 is a premium solid epoxy resin from Dow's advanced coating resin series, specifically formulated for high-performance protective coatings. This specialized bisphenol-A based resin offers exceptional chemical resistance and thermal stability, making it ideal for industrial applications requiring durable surface protection in aggressive environments.
Enhanced chemical resistance - Withstands harsh solvents and acids
Thermal stability - Maintains performance at elevated temperatures
Mechanical durability - Excellent hardness and abrasion resistance
Formulation flexibility - Compatible with various curing agents
Consistent quality - Reliable batch-to-batch performance
Industrial maintenance coatings - Chemical plant equipment protection
Marine coatings - Hull and offshore structure protection
Tank linings - Interior protection for storage tanks
Pipeline coatings - Corrosion protection for oil/gas pipelines
Automotive primers - High-performance vehicle coatings
| Epoxy Equivalent Weight | g/eq | 475-550 |
| Softening Point | °C | 65-75 |
| Color (Gardner) | - | ≤2 |
| Melt Viscosity at 150°C | cP | 1,500-3,000 |
| Hydrolyzable Chloride | ppm | ≤500 |
| Density at 25°C | g/cm³ | 1.18-1.20 |
Contact With Us:
E-mail: wangxingqiang@ericwchem.com
Have a Questions? Call Us:
Add:
Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China