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

Huntsman ARALDITE EPN 1183 Phenolic Epoxy Resin

Huntsman ARALDITE EPN 1183 is a high-purity phenolic epoxy resin offering exceptional thermal stability, chemical resistance and adhesion. Ideal for demanding composites, electrical encapsulation and aerospace applications, it delivers superior mechanical performance and low viscosity processing. Part of Huntsman’s premium ARALDITE epoxy portfolio, EPN 1183 enables robust, long-life engineered systems.
  • huntsman araldite epn 1183 phenolic epoxy resin_c3afb4bc
  • huntsman araldite epn 1183 phenolic epoxy resin_c3afb4bc

Features Of Huntsman ARALDITE EPN 1183 Phenolic Epoxy Resin

  1. Highly reactive phenolic epoxy resin with superior thermal stability and char yield.

  2. Excellent chemical resistance, particularly to strong acids, alkalis, and solvents at elevated temperatures.

  3. Low viscosity in molten state, enabling good processability for casting, impregnation, and molding applications.

  4. Provides outstanding adhesion to carbon, glass, and ceramic reinforcements in high-performance composites.

  5. Designed for use with conventional amine or anhydride hardeners to achieve high glass transition temperatures (Tg > 200 °C).

Typical Applications Of Huntsman ARALDITE EPN 1183 Phenolic Epoxy Resin

  1. Aerospace composite components requiring flame, smoke, and toxicity (FST) compliance.

  2. High-temperature electrical insulation systems, including busbar encapsulants and transformer housings.

  3. Carbon-fiber-reinforced tooling matrices for autoclave and out-of-autoclave manufacturing.

  4. Foundry core binders and refractory coatings demanding thermal shock resistance.

  5. Structural adhesives for metal-to-metal bonding in engine and powertrain assemblies.

Specifications Of Huntsman ARALDITE EPN 1183 Phenolic Epoxy Resin

Chemical TypeNovolac-type phenolic epoxy resin
Product FormPale yellow to amber solid flakes or pellets
AppearanceFree-flowing, crystalline solid at room temperature
Epoxy Equivalent Weight (EEW)175–185 g/eq
Melting Point85–95 °C
Softening Point (Ring & Ball)80–90 °C
Primary ApplicationsHigh-temp composites, electrical encapsulation, aerospace FST materials
Key FeaturesHigh aromatic content, low halogen, excellent char formation


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