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EPIKURE™ LY™ Curing Agent 3801


EPIKURE LY™ Curing Agent 3801 is a solvent-free, modified cycloaliphatic amine curing agent designed for lower yellowing, faster cure coatings for concrete protection. It is recommended to be used with EPON LY™ Resin 1810. This combination of epoxy resin and curing agent are designated as the INFINIUM™ Lower Yellowing Epoxy System.


  • Improved worker safety (Non-isocyanate cure system)
  • Improved color retention even in direct sunlight
  • Superior aesthetics


  • Lower color
  • Lower yellowing
  • Faster return to service

Sales Specification

Property Standard Value Unit Test Method
Amine Value 650 - 690 mg KOH ASTM D2896
Viscosity at 25°C, Brookfield, spindle #21 at 100 RPM < 40 cP ASTM D2196
Color < 100 Pt-Co ASTM D1209

Typical Properties

Property Standard Value Unit Test Method
Recommended ratio with EPON LY™ Resin 1810 22 PHR Calculated
Density at 25°C, as supplied 7.83 lb/gal ASTM D1475
Amine Hydrogen Equivalent Weight 43.2 g/eq Calculated

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