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Fast-reacting aliphatic amine-based curing agent for room-temperature and elevated-temperature epoxy systems.
Excellent compatibility with standard bisphenol-A and bisphenol-F epoxy resins.
Delivers high crosslink density, resulting in superior chemical resistance and mechanical strength.
Low viscosity enables easy handling, precise metering, and uniform dispersion in formulations.
Low volatility and low odor profile support safer industrial processing and improved workplace compliance.
Structural adhesives for automotive and aerospace bonding applications.
High-performance protective coatings for marine and industrial steel substrates.
Electrical encapsulants and potting compounds requiring thermal stability and dielectric integrity.
Composite matrix resins for fiber-reinforced polymer (FRP) laminates and wind turbine components.
Repair mortars and grouts for concrete infrastructure rehabilitation.
| Chemical Type | Aliphatic polyamine |
| Product Form | Liquid |
| Appearance | Colorless to pale yellow clear liquid |
| Specific Gravity (25°C) | 0.92–0.95 g/cm³ |
| Viscosity (25°C) | 150–250 mPa·s |
| Amine Value | 420–460 mg KOH/g |
| Reactive Amine Hydrogen Equivalent Weight | 85–95 g/eq |
| Storage Stability | ≥12 months at 25°C in sealed original container |
Q1: What is the primary chemical class of BE186?
A: BE186 is an aliphatic amine-based epoxy curing agent, designed to provide balanced reactivity, low viscosity, and good compatibility with standard bisphenol-A and bisphenol-F epoxy resins.
Q2: Is BE186 suitable for ambient-cure applications?
A: Yes — BE186 enables effective ambient-temperature curing of epoxy systems, making it well-suited for coatings, adhesives, and potting compounds where heat curing is impractical or undesirable.
Q3: How does BE186 compare to traditional DETA or TETA in terms of handling and safety?
A: BE186 exhibits lower volatility and reduced skin sensitization potential compared to conventional aliphatic polyamines like DETA or TETA, contributing to improved workplace safety and easier handling during formulation and processing.
Q4: Can BE186 be used in high-performance coating systems requiring chemical resistance?
A: Yes — when properly formulated and cured, BE186 delivers robust crosslink density, supporting excellent resistance to water, mild acids, alkalis, and solvents in protective coating applications.
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