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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

EPIKURE™ Curing Agent 3251


EPIKURE™ Curing Agent 3251 is a phenol-free, modified Mannich base epoxy curing agent. It provides fast setting, low-temperature curing (40-50 °F), chemically resistant, high solids sprayable coatings with good corrosion resistance similar to conventional polyamides. When properly formulated, good adhesive, synthetic flooring and potting properties are observed.


  • Low temperature cure
  • Light color
  • Low viscosity
  • Excellent moisture resistance
  • High gloss, carbonate free surfaces
  • Contains no free phenol

Sales Specification

Property Standard Value Unit Test Method
Amine Value 350 - 390 g/eq ASTM D2896
Color 5 max. Gardner ASTM D1544
Viscosity at 25°C 400 - 700 cP ASTM D2196

Typical Properties

Property Standard Value Unit Test Method
Appearance Clear and free of foreign particles
Equivalent Weight Approx. 76
Flash Point 282 °F ASTM D3278
Mix Ratio with EPON™ Resin 828 40 pbw
Pounds/Gallon @ 25°C 8.3 lbs/gal ASTM D1475

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