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On February 1, 2022, Hexion Holdings Corporation announced that it has completed the sale of its Coatings and Composite businesses, which includes the epoxy specialty resins and base epoxy resins and intermediates product lines, to Westlake Chemical Corporation. For epoxy coatings and composite product inquiries, please contact customer service at or

EPON™ Resin 154


EPON™ Resin 154 is an epoxy resin manufactured from phenolic novolac resin and epichlorohydrin. The resultant polyfunctional epoxy novolac resin is available as a semi-solid. When cured with appropriate materials, highly cross-linked compositions exhibiting high chemical resistance, high temperature resistance and dimensional stability are obtained. EPON Resin 154 may be used as the sole epoxy resin or combined with other epoxy resins  such as EPON Resin 828 (bisphenol A based) or EPON Resin 862 (bisphenol F based) to develop specific process and application properties.


  • Reacts with full range of curing agents
  • Produces high-strength cured systems with high resistance to chemical attack
  • Produces cured systems with elevated temperature stability

Sales Specification

Property Standard Value Unit Test Method
Color 2 max. Gardner ASTM D1544
Epoxide Equivalent Weight 176 - 181 g/eq ASTM D1652
Viscosity 310 - 400 P ASTM D2196

Typical Properties

Property Standard Value Unit Test Method
Density at 25°C 10.2 lb/gal ASTM D1475

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