Low viscosity for excellent processability and ease of handling in solvent-free systems.
Fast reactivity at ambient temperature, enabling rapid cure without external heat input.
Superior UV stability and color retention due to cycloaliphatic amine chemistry.
Low volatility and low odor, supporting safer industrial handling and improved workplace air quality.
Excellent chemical resistance and mechanical performance in cured epoxy networks.
High-performance coatings for aerospace composite tooling and molds.
Electrical encapsulants and potting compounds requiring thermal and dielectric stability.
UV-resistant clear topcoats for architectural and industrial concrete flooring.
Adhesives for structural bonding in transportation and wind energy components.
High-gloss decorative finishes for premium marine and automotive refinishing.
| Chemical Type | Cycloaliphatic amine |
| Product Form | Liquid |
| Appearance | Clear, pale yellow liquid |
| Primary Applications | Coatings, adhesives, composites, encapsulants |
| Key Features | Ambient-cure, low VOC, UV-stable, low odor |
| Benefits | Reduced energy consumption, enhanced worker safety, long-term gloss retention |
| Storage Stability | 12 months in original unopened container at 15–25°C |
| Reactivity Profile | Fast ambient cure with extended pot life under controlled conditions |
Q1: What are the key performance advantages of EPIKURE 3378 compared to conventional aliphatic amine curing agents?
A: EPIKURE 3378 offers improved hydrolytic stability, reduced volatility, and lower skin sensitization potential due to its cycloaliphatic structure. It provides excellent chemical resistance and enhanced thermal performance in cured epoxy systems while maintaining good handling characteristics at ambient temperatures.
Q2: Is EPIKURE 3378 suitable for use in high-performance coatings requiring UV resistance and gloss retention?
A: Yes — as a cycloaliphatic amine, EPIKURE 3378 contributes to superior UV stability and minimal yellowing in cured films, making it well-suited for demanding coating applications such as aerospace topcoats, industrial maintenance finishes, and clear protective layers where long-term appearance retention is critical.
Q3: How does EPIKURE 3378 behave in terms of pot life and cure speed when blended with standard DGEBA resins?
A: EPIKURE 3378 provides a balanced reactivity profile — offering a practical pot life at room temperature (typically several hours depending on formulation), while enabling efficient post-cure development of mechanical and thermal properties. Its cure kinetics are generally more controllable than highly reactive aliphatic amines, supporting both ambient and elevated temperature processing.
Q4: Can EPIKURE 3378 be used in formulations intended for contact with food or potable water?
A: EPIKURE 3378 is not pre-qualified for food-contact or potable water applications. Formulators must conduct full regulatory evaluation, including extraction testing and compliance verification against applicable regional requirements, prior to use in such end uses.
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