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

ECR-9240K Solid Epoxy Resin

ECR-9240K is a high-performance solid epoxy resin from the ECR series by Ennis Chemicals, featuring excellent thermal stability, low ionic impurities, and superior adhesion for advanced electronic encapsulation and high-reliability composites.
  • ecr 9240k solid epoxy resin_1e565152
  • ecr 9240k solid epoxy resin_1e565152

Features Of ECR-9240K Solid Epoxy Resin

  1. High purity bisphenol-A based solid epoxy resin with consistent molecular weight distribution.

  2. Excellent thermal stability and low volatility, suitable for high-temperature processing environments.

  3. Superior adhesion to metals, glass, and composite substrates without requiring surface priming.

  4. Low ionic chloride content (< 500 ppm), minimizing corrosion risk in electronic encapsulation applications.

  5. Good melt viscosity profile enabling uniform flow and void-free casting or molding.

Typical Applications Of ECR-9240K Solid Epoxy Resin

  1. Electrical insulation and potting compounds for transformers and high-voltage components.

  2. Structural adhesives for aerospace and automotive composite bonding.

  3. Encapsulants for LED modules and power semiconductor devices.

  4. Matrix resin in filament-wound pressure vessels and industrial piping systems.

  5. Base resin for flame-retardant composites meeting UL 94 V-0 requirements (when compounded with appropriate additives).

Specifications Of ECR-9240K Solid Epoxy Resin

Chemical TypeBisphenol-A epoxy resin
Product FormPale yellow to amber solid flakes
AppearanceFree-flowing crystalline flakes
Epoxy Equivalent Weight (EEW)475–495 g/eq
Melting Point88–93 °C
Softening Point (Ring & Ball)86–91 °C
Chloride Content≤ 500 ppm
Volatiles (105 °C, 2 hrs)≤ 0.3 wt%


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