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Low-viscosity liquid polyetheramine offering excellent flow and wetting characteristics for demanding epoxy formulations.
Enables fast room-temperature cure with low exotherm, improving process safety and reducing energy consumption.
Delivers superior flexibility and impact resistance in cured epoxy systems without sacrificing chemical resistance.
Provides extended pot life compared to conventional aliphatic amines, enhancing processing window and application control.
Compatible with standard epoxy resins including DGEBA, enabling versatile formulation across coating, adhesive, and composite applications.
High-performance protective coatings for industrial steel and concrete infrastructure.
Structural adhesives requiring toughness, thermal stability, and low shrinkage.
Wind turbine blade matrix resins and composite tooling systems.
Electrical encapsulation and potting compounds for electronics and power transmission equipment.
Marine and offshore coating systems exposed to aggressive saltwater and UV environments.
| Chemical Type | Tri-functional aliphatic polyetheramine |
| Product Form | Clear, light-yellow liquid |
| Appearance | Homogeneous, low-viscosity liquid at 25°C |
| Amine Value | 390–410 mg KOH/g |
| Viscosity (25°C) | 150–250 cP |
| Primary Applications | Epoxy curing agent for coatings, adhesives, composites, and encapsulants |
| Key Features | Fast RT cure, low exotherm, high toughness, excellent adhesion |
| Benefits | Improved productivity, reduced VOC potential, enhanced durability in harsh environments |
Q1: What is the primary function of EDR-148 in epoxy formulations?
A: EDR-148 is a polyetheramine-based curing agent designed to react with epoxy resins, enabling ambient or elevated temperature cure to form flexible, tough, and chemically resistant thermoset networks—particularly valued for its low viscosity and extended working time.
Q2: How does EDR-148 compare to conventional aliphatic amines in terms of handling and safety?
A: EDR-148 exhibits significantly lower volatility and reduced skin sensitization potential compared to many traditional aliphatic amines, making it safer to handle in industrial environments—though standard personal protective equipment and good ventilation are still recommended.
Q3: Is EDR-148 suitable for applications requiring flexibility and impact resistance?
A: Yes—its polyether backbone imparts excellent flexibility, elongation, and low-temperature toughness to cured epoxy systems, making it well-suited for coatings, adhesives, and composites where dynamic stress resistance is critical.
Q4: Can EDR-148 be used in moisture-sensitive applications?
A: While EDR-148 has lower moisture reactivity than many amine curing agents, it remains hygroscopic and should be stored under dry conditions and handled to minimize exposure to ambient humidity during processing.
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