Description
🔍 Technical Specifications of Triethylenetetramine (TETA)
| Property | Specification |
|---|---|
| Chemical Name | Triethylenetetramine |
| Synonyms | TETA, Trien |
| Chemical Formula | C₆H₁₈N₄ |
| CAS Number | 112-24-3 |
| Appearance | Clear to light yellow liquid |
| Purity | ≥ 98% |
| Boiling Point | 277°C |
| Flash Point | 145°C (closed cup) |
| Density | ~0.982 g/cm³ at 20°C |
| Viscosity | High viscosity at room temperature |
| Solubility | Miscible with water and many organic solvents |
| pH (1% solution) | Alkaline (pH ~11–12) |
| Packaging | 200L drums, IBCs, or ISO tank containers |
| Storage | Cool, dry, and well-ventilated area |
💡 Applications of Triethylenetetramine (TETA)
1. Epoxy Resin Curing Agent
TETA is widely used as a curing agent or hardener in epoxy systems, enabling high mechanical strength and chemical resistance in finished products. It’s ideal for composites, adhesives, and electrical insulation.
2. Chelating Agent in Water Treatment
Due to its multiple amine groups, TETA serves as a chelating agent for heavy metal removal in industrial wastewater treatment and chemical processing applications.
3. Corrosion Inhibitor
TETA is utilized in lubricants and coatings as a corrosion inhibitor, particularly in oilfield applications, to protect pipelines and machinery from degradation.
4. Intermediate in Chemical Synthesis
It is a precursor in the synthesis of fuel additives, textile softeners, paper chemicals, and surfactants. Its high reactivity allows it to bond with various functional groups.
✅ Key Benefits
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✔️ High functionality due to multiple reactive amine groups
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✔️ Excellent chelating ability for metal ions
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✔️ Enhances mechanical and thermal stability in epoxy systems
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✔️ Effective corrosion resistance in harsh environments
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✔️ Broad solubility for easy formulation in aqueous and organic systems
⚠️ Safety & Handling
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Corrosive to skin and eyes — use proper PPE (gloves, goggles)
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Store in a dry, cool, and well-ventilated location
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Avoid contact with strong oxidizing agents
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Follow local regulations for disposal and handling
📌 Conclusion
Triethylenetetramine (TETA) is a high-performance chemical widely valued for its reactivity, versatility, and chelating strength. Whether used as a curing agent for epoxy resins, a metal ion scavenger, or a chemical intermediate, TETA is an indispensable compound in industrial manufacturing. Its ability to deliver strength, durability, and chemical protection makes it a top choice in many high-demand applications across construction, automotive, coatings, and water treatment industries.
