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High-purity dicyandiamide formulation optimized for consistent epoxy cure performance and low volatility.
Enhanced thermal stability enabling elevated processing temperatures without premature decomposition.
Excellent compatibility with standard bisphenol-A and bisphenol-F epoxy resins.
Precise particle size distribution for uniform dispersion and reduced sedimentation in formulated systems.
Low residual moisture content (<0.1 wt%) to minimize gelation risk during storage and handling.
Aerospace composite tooling and structural adhesives requiring high glass transition temperature (Tg).
Electrical laminates and printed circuit board (PCB) prepregs demanding dimensional stability and flame retardancy.
Automotive under-hood components exposed to sustained thermal cycling.
Wind turbine blade bonding adhesives requiring long pot life and robust post-cure mechanical properties.
Industrial coatings for corrosion-resistant metal substrates in harsh chemical environments.
| Chemical Type | Dicyandiamide (DICY) |
| Product Form | Fine white crystalline powder |
| Appearance | Free-flowing, odorless white powder |
| Primary Applications | Epoxy resin curing agent for high-performance composites and adhesives |
| Key Features | Controlled particle size, low moisture, high purity, thermal stability |
| Recommended Cure Schedule | 150–180 °C for 1–4 hours (varies by resin system) |
| Storage Conditions | Store in original sealed container at 15–25 °C; protect from moisture |
| Shelf Life | 24 months from date of manufacture when stored properly |
Q1: What is the primary function of DICYANEX 1400F in epoxy systems?
A: DICYANEX 1400F is a dicyandiamide-based latent curing agent designed to initiate and drive the crosslinking reaction of epoxy resins at elevated temperatures, enabling controlled processing, extended pot life at ambient conditions, and high-performance thermoset formation upon thermal activation.
Q2: How does DICYANEX 1400F differ from standard dicyandiamide (DICY) powders?
A: DICYANEX 1400F is a specially engineered, free-flowing formulation with enhanced dispersion stability and reduced dust generation compared to conventional DICY. Its optimized particle morphology and surface characteristics improve handling safety and promote more uniform distribution in epoxy matrices, supporting consistent cure performance and reduced risk of agglomeration.
Q3: What typical processing conditions are required for full cure with DICYANEX 1400F?
A: Full cure generally requires thermal activation in the range of 130–180 °C, with hold times typically between 30 minutes and 2 hours depending on part geometry, thermal mass, and desired mechanical properties. Lower-temperature cures may be possible with accelerator co-additives, but latency and shelf stability must be evaluated accordingly.
Q4: Is DICYANEX 1400F compatible with common epoxy resins used in composites and electrical encapsulation?
A: Yes — DICYANEX 1400F demonstrates broad compatibility with standard bisphenol-A and bisphenol-F epoxy resins, as well as novolac epoxies. It is widely utilized in applications such as printed circuit board laminates, structural adhesives, and electrical potting compounds where balanced latency, thermal stability, and post-cure mechanical integrity are essential.
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