Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

DOW DER663U Solid Epoxy Resin

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.

Features Of DOW DER663U Solid Epoxy Resin

  1. High-purity formulation - Minimal impurities for consistent performance

  2. Superior flow properties - Excellent substrate wetting and leveling

  3. Enhanced durability - Outstanding resistance to chemicals and abrasion

  4. Thermal stability - Maintains integrity under elevated temperatures

Typical Applications Of DOW DER663U Solid Epoxy Resin

  1. Industrial protective coatings - For chemical plants and refineries

  2. Marine coatings - Protection against saltwater corrosion

  3. Automotive primers - Durable undercoat for vehicle protection

  4. Aerospace composites - High-performance matrix material

Specifications Of DOW DER663U Solid Epoxy Resin

Epoxy Equivalent Weightg/eq650-700
Viscosity at 25°CcP10,000-14,000
Melting Point°C65-75
Gardner Color-≤2
Hydrolyzable Chlorideppm≤400
Softening Point°C70-80
Density at 25°Cg/cm³1.16-1.18
Flash Point°C>200


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