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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 3378


EPIKURE™ Curing Agent 3378 is a relatively low viscosity, modified amine adduct, light-colored epoxy curing agent which, when combined with epoxy resins, cures to clear, tack-free films under low-temperature and high humidity conditions.


  • Fast, tack-free cures
  • Long pot-life
  • Good through- cure at low temperatures
  • Good corrosion resistance
  • Excellent clarity and low color
  • Self-leveling properties

Sales Specification

Property Standard Value Unit Test Method
Amine Value 245 - 265 mg/g ASTM D2896
Color 3 Gardner ASTM D1544
Viscosity at 25°C 2200 - 2800 cP ASTM D2196

Typical Properties

Property Standard Value Unit Test Method
Density 8.5 lbs/gal ASTM D1475
Equivalent Weight Approx. 114 AHEW
Non-volatile materials 100.0 % by Weight

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