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

Dow DER A 331 Liquid Epoxy Resin

Dow DER A 331 Liquid Epoxy Resin is a bisphenol-A-based low-viscosity epoxy resin from Dow’s DER™ series, offering excellent adhesion, chemical resistance, and versatility for coatings, composites, and electrical encapsulation applications.
  • dow der a 331 liquid epoxy resin_3dae8676
  • dow der a 331 liquid epoxy resin_3dae8676

Features Of Dow DER A 331 Liquid Epoxy Resin

  1. Low-viscosity, reactive liquid epoxy resin for enhanced processability and easy handling.

  2. Excellent compatibility with common amine and anhydride curing agents.

  3. High purity with low chlorine content, supporting reliable electrical insulation performance.

  4. Good thermal stability and mechanical strength retention after cure.

  5. Consistent batch-to-batch quality meeting stringent Dow manufacturing standards.

Typical Applications Of Dow DER A 331 Liquid Epoxy Resin

  1. Electrical encapsulation and potting compounds for transformers and sensors.

  2. High-voltage insulators and bushings requiring dielectric integrity.

  3. Structural adhesives in aerospace and transportation composites.

  4. Coatings and linings for corrosion-resistant industrial equipment.

  5. Matrix resin for filament-wound pressure vessels and composite tooling.

Specifications Of Dow DER A 331 Liquid Epoxy Resin

Chemical TypeDiglycidyl ether of bisphenol-A (DGEBA)
Product FormLiquid
AppearanceClear to pale yellow, transparent liquid
Epoxy Equivalent Weight (EEW)185–192 g/eq
Viscosity at 25°C12,000–16,000 cP
Chloride Content≤ 750 ppm
Volatiles Content≤ 0.3 wt%
Key FeaturesLow viscosity, high reactivity, excellent electrical properties


Get in Touch with ERICW
Let competitive chemical materials go global.

Your Name *

Your Email *

Your Phone

Country

Your Message *