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

Dow DER 662E Solid Epoxy Resin

Dow DER 662E Solid Epoxy Resin is a high-purity, bisphenol-A-based epoxy resin from Dow’s DER™ series offering excellent mechanical strength thermal stability and electrical insulation ideal for composites adhesives and electrical encapsulation applications.
  • dow der 662e solid epoxy resin_ab761bf6
  • dow der 662e solid epoxy resin_ab761bf6

Features Of Dow DER 662E Solid Epoxy Resin

  1. High molecular weight solid epoxy resin with excellent thermal stability and low melt viscosity.

  2. Outstanding chemical resistance, particularly to alkalis and solvents after full cure.

  3. Provides superior mechanical strength and dimensional stability in cured thermoset systems.

  4. Compatible with a broad range of curing agents including anhydrides, dicyandiamide, and aromatic amines.

  5. Low volatile organic compound (VOC) content, supporting environmentally responsible formulation practices.

Typical Applications Of Dow DER 662E Solid Epoxy Resin

  1. Electrical encapsulation and potting compounds for high-voltage insulators and transformers.

  2. Structural adhesives requiring elevated temperature resistance and long-term durability.

  3. Composite matrix resins for aerospace and wind energy blade components.

  4. Powder coating binders for industrial metal finishing applications.

  5. High-performance filament winding resins used in pressure vessels and piping systems.

Specifications Of Dow DER 662E Solid Epoxy Resin

Chemical TypeBisphenol-A based solid epoxy resin
Product FormPale yellow to amber solid flakes or pellets
AppearanceFree-flowing, non-dusty solid
Epoxy Equivalent Weight (EEW)470–510 g/eq
Melting Point95–105 °C
Softening Point (Ring & Ball)85–95 °C
Volatiles Content (105 °C, 2 hrs)< 0.3 wt%
Color (Gardner Scale)< 4


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