A low-odor, mercaptan-terminated polymer used as a liquid curing agent with unique rapid-cure characteristics for epoxy resins at ambient temperatures. GABEPRO GPM-800 LO imparts rapid cure rates on systems at low temperatures and in thin films. It is a low toxicity compound with exceptional color. It can also be used to accelerate other epoxy curing agents, such as amines, polyamides, and amidoamines.


  • Industrial adhesives
  • Protective coatings
  • Reinforced plastics
  • Electrical insulation
  • Tooling
  • Road marker adhesives
  • Consumer patch!
  • Acceleration of epoxy adhesive cure
  • Jewelry and craft adhesive cure

Typical Properties


  • Colorless to pale yellow liquid
  • Odor: Sulfur-like
  • pH: 3.0-5.0
  • Specific Gravity: 1.15
  • Flash Point: 258 °C
  • Gel Time @ 25°C: 2-4 minutes


  • Color, Gardner: 1 max
  • Color, Amine: No dark pink or red
  • Viscosity at 25°C, cP: 10000-15000 cP
  • Mercaptan Value, meq/g: 3.0 min
  • Chlorine, Wt%: 0.15 max
  • Moisture, Dean Stark, Wt %: 0.30 max