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Fast-reacting aliphatic amine-based curing agent for ambient and elevated temperature cure profiles.
Excellent compatibility with standard epoxy resins, enabling uniform dispersion and reduced gel time variability.
Low viscosity (200–350 cP at 25°C) ensures easy metering, mixing, and improved wetting of fillers and reinforcements.
Low volatility and negligible vapor pressure enhance workplace safety and reduce VOC emissions during processing.
Delivers high glass transition temperature (Tg > 120°C) and superior chemical resistance in cured epoxy systems.
Structural adhesives for aerospace and automotive bonding applications.
High-performance composite matrices in wind turbine blade manufacturing.
Electrical encapsulants and potting compounds for power electronics and transformers.
Coating systems requiring rapid turnaround and excellent corrosion protection on metal substrates.
Repair mortars and grouts for industrial concrete rehabilitation.
| Chemical Type | Aliphatic polyamine adduct |
| Product Form | Liquid |
| Appearance | Pale yellow to amber clear liquid |
| Specific Gravity (25°C) | 0.92–0.96 g/cm³ |
| Viscosity (25°C) | 200–350 cP |
| Amine Value | 380–420 mg KOH/g |
| Reactivity with DGEBA Epoxy | Full cure at 25°C in 24–48 h; accelerated cure at 80°C in ≤2 h |
| Shelf Life (unopened, 20–25°C) | 12 months |
Q1: What types of resins is HDX-50BA Curing Agent compatible with?
A: HDX-50BA is specifically formulated for use with epoxy resins, including bisphenol-A and bisphenol-F based systems. It demonstrates good compatibility with standard liquid and solid epoxy grades used in coatings, adhesives, and composite applications.
Q2: How does HDX-50BA affect pot life and cure speed compared to conventional amine curing agents?
A: HDX-50BA offers a balanced reactivity profile—providing extended working time at ambient temperatures while enabling efficient post-cure development of mechanical and chemical resistance properties. Its latency allows for improved formulation handling without sacrificing final performance.
Q3: Is HDX-50BA suitable for low-VOC or solvent-free formulations?
A: Yes—HDX-50BA is a low-volatility, non-solvented curing agent, making it well-suited for high-solids, solvent-free, and low-VOC epoxy systems commonly required in industrial maintenance, flooring, and protective coatings.
Q4: What safety and handling precautions should be observed when using HDX-50BA?
A: As with all amine-based curing agents, HDX-50BA may cause skin and eye irritation. Users should wear appropriate personal protective equipment (PPE), including nitrile gloves, safety goggles, and respiratory protection if aerosols or mists are generated during mixing or application.
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E-mail: wangxingqiang@ericwchem.com
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