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Low-viscosity, liquid aliphatic amine with excellent reactivity toward epoxy resins.
Provides superior flexibility and impact resistance in cured epoxy systems.
Enables extended pot life while maintaining rapid room-temperature cure kinetics.
Offers low volatility and reduced amine odor compared to conventional DETA-based hardeners.
Compatible with a broad range of epoxy resins, including solid, liquid, and novolac types.
Epoxy flooring and industrial coatings requiring toughness and chemical resistance.
Composite matrix resins for wind turbine blades and aerospace structural components.
Electrical encapsulants and potting compounds demanding low exotherm and dimensional stability.
Adhesives and structural bonding systems for automotive and rail transportation.
Repair mortars and high-performance grouts used in infrastructure and concrete rehabilitation.
| Chemical Type | Tri-functional aliphatic polyetheramine |
| Product Form | Liquid |
| Appearance | Clear, pale yellow liquid |
| Amine Value | 185–195 mg KOH/g |
| Viscosity (25°C) | 250–450 cP |
| Specific Gravity (25°C) | 0.92–0.94 |
| Primary Applications | Epoxy curing agent for coatings, composites, adhesives, and encapsulants |
| Key Features | Flexibility enhancement, low volatility, room-temperature cure capability |
Q1: What is the primary function of Jeffamine M-1000 in epoxy systems?
A: Jeffamine M-1000 functions as a flexible, low-viscosity polyetheramine curing agent that enables ambient or elevated temperature cure of epoxy resins, delivering enhanced toughness, reduced brittleness, and improved chemical resistance compared to conventional aliphatic amines.
Q2: How does Jeffamine M-1000 differ from other Jeffamine® D-series or ED-series amines?
A: Unlike the D-series (diamines) or ED-series (ethylenediamine-terminated), M-1000 is a monoamine with a single primary amine group and a high molecular weight polypropylene oxide backbone, resulting in lower reactivity, extended pot life, and superior flexibility in the cured network.
Q3: Is Jeffamine M-1000 suitable for moisture-sensitive applications?
A: Yes — its monoamine structure and low volatility reduce sensitivity to atmospheric moisture during handling and mixing, making it more tolerant than highly reactive diamines, though standard precautions for amine storage and use still apply.
Q4: What types of epoxy formulations benefit most from using Jeffamine M-1000?
A: It is especially well-suited for flexible coatings, elastomeric adhesives, impact-modified composites, and potting compounds where elongation, thermal shock resistance, and low-temperature performance are critical design requirements.
Q5: How should Jeffamine M-1000 be stored to maintain optimal performance?
A: Store in tightly sealed containers under dry, inert conditions (e.g., nitrogen blanket) at room temperature; avoid prolonged exposure to air, moisture, or elevated temperatures to prevent viscosity increase or amine value reduction over time.
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