ADVANTAGES
• Very rapid reactivity above 158 °F (70 °C)
• Rapid green strength development
• Excellent shelf stability in undiluted resin at elevated temperatures
• Can be used as a sole curing agent or as a DICY co-cure accelerator with Ancamine 2014AS and Ancamine 2014FG curing agents
• Good adhesion
• Easy dispersion in liquid resins
APPLICATIONS
• One-component conduction or induction heat-cure adhesives
• Potting
• Coatings
• Hot-melt prepregs
STORAGE LIFE
At least 6 months from the date of manufacture in the original sealed container at ambient temperature. Store away from excessive heat and humidity in tightly closed containers.
HANDLING PRECAUTIONS
Refer to the Material Safety Data Sheet for Ancamine 2337S curing agent.
TYPICAL CURE SCHEDULE
1) 40 minutes at 212 °F (100 °C).
2) 30 minutes at 248 °F (120 °C).
| TYPICAL PROPERTIES | |
| Appearance | Light Yellow Powder |
| Melting Point (°F) | 145-172 |
| Particle Size (micron) | 90% ≤ 10 |
| Amine Value (mg KOH/g) | 260 |
| Recommended Use Level (phr, EEW=190) | 45 |
| TYPICAL FORMULATION | |
| Liquid DGEBA | 100.0 |
| Ancamine 2337S | 50.0 |
| Fumed Silica | 2.0 |
| TYPICAL HANDLING PROPERTIES* | |
Stroke Gel Time (min) @ 175 °F (80 °C) | 2,7 |
| Stroke Gel Time (min) @ 250 °F (120 °C) | <1 |
| DSC Activation Temperature (°F) | 160 |
| Pot Life [150g mix @ 108 °F (42 °C)] (month) | >1 |
| TYPICAL PERFORMANCE* | |
| Cure Schedule 2) | |
| Glass Transition Temperature (DSC) (°F) | 158 |
| Lap Shear Strength (cold rolled steel) (psi) | 1,670 |
* Ancamine 2337S curing agent formulated with standard Bisphenol-A based (DGEBA, EEW=190) epoxy resin.
