Triethylenediamine TEDA China Suppliers High Purity Factory Manufacturer

Looking for high purity Triethylenediamine TEDA? As leading China suppliers, our factory provides TEDA (CAS 280-57-9) with 99.5% content, ideal for polyurethane foam and ethylene polymerization. Contact us for industrial grade TEDA crystals today.


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Triethylenediamine (TEDA), commonly referred to as solid amine, is a high-performance organic synthesis intermediate characterized by its white to yellowish crystalline appearance and a distinct ammonia-like aroma. Engineered for precision, TEDA serves as a critical building block in the production of light-stable materials and advanced chemical derivatives, ensuring stability and efficiency in complex molecular structures.

This versatile catalyst is indispensable in the modern plastics and polymers industry, specifically optimized for the production of polyurethane foam, elastomers, and various molding processes. Beyond its role in polyurethane, TEDA excels as a powerful catalyst for ethylene polymerization and ethylene oxide polymerization, while its derivatives are widely utilized as high-efficiency corrosion inhibitors and industrial emulsifiers.

Detailed Parameters

Chemical NameTriethylenediamine (TEDA)AppearanceWhite or Yellowish Crystals
Odor ProfileCharacteristic Ammonia FlavorChemical NatureOrganic Synthesis Intermediate
Primary UsePolyurethane CatalystApplication FieldPolymerization & Plastics
Catalytic TargetEthylene / Ethylene OxideDerivative FunctionCorrosion Inhibitor / Emulsifier
Material StabilityLight Stable MaterialProduct GradeIndustrial Pure Grade

Key Advantages

Superior Stability

Engineered as a synthetic light-stable material, ensuring long-term product integrity under various environmental conditions.

Rapid Catalysis

Accelerates ethylene and ethylene oxide polymerization, significantly reducing production cycles and increasing output.

PU Foam Optimization

Provides exceptional control over the molding process for polyurethane foams and elastomers, improving texture and density.

Multi-Functional Use

Versatile application ranging from organic synthesis to the creation of specialized emulsifiers and inhibitors.

High Purity Crystals

Supplied as high-quality crystals to ensure consistent reaction rates and purity in sensitive chemical processes.

Industry Compliance

Manufactured following strict organic chemical standards for reliability in global industrial supply chains.

Product Gallery

Management Platforms

Batch Traceability

Full tracking of every TEDA batch from raw organic synthesis to final crystal packaging.

Quality Control

Rigorous testing for ammonia content and crystal purity to meet polymerization standards.

Supply Monitoring

Real-time inventory management ensuring consistent delivery for large-scale PU production.

Safety Compliance

Strict adherence to chemical handling protocols for organic amines and hazardous materials.

Logistics Hub

Optimized storage conditions to preserve the crystalline structure and stability of TEDA.

Technical Support

Expert guidance on catalyst dosage for ethylene oxide polymerization and foam molding.

Investment Return Comparison

Feature MetricStandard AmineTEDA (Solid Amine)
Catalytic ActivityModerateHigh Efficiency
Process StabilityVariableSuperior (Light Stable)
Application RangeLimitedBroad (PU, PE, EO)
Production SpeedBaselineAccelerated
Derivative ValueLowHigh (Inhibitors/Emulsifiers)

Frequently Asked Questions

Q: What are the primary industrial applications of Triethylenediamine?

TEDA is primarily used as a catalyst in the production of polyurethane (PU) foams and elastomers. It is also essential for ethylene and ethylene oxide polymerization and serves as a base for creating corrosion inhibitors.

Q: Why is TEDA referred to as a "light stable material"?

It is synthesized to resist degradation when exposed to light, making it a reliable intermediate for high-performance plastics and chemical products that require long-term structural integrity.

Q: Can TEDA derivatives be used in water treatment or metal protection?

Yes, the derivatives of Triethylenediamine are widely utilized as corrosion inhibitors, which protect metal surfaces from oxidative damage in various industrial environments.

Q: How does TEDA affect the polyurethane molding process?

As a catalyst, TEDA controls the reaction rate between isocyanates and polyols, allowing manufacturers to optimize the foaming speed and achieve a more uniform cell structure in the final plastic product.

Q: What is the typical physical form and odor of high-purity TEDA?

High-purity Triethylenediamine typically appears as white or yellowish crystals and possesses a characteristic ammonia-like scent.

Q: Is TEDA compatible with ethylene polymerization?

Absolutely. TEDA is highly effective as a catalyst for both ethylene and ethylene oxide polymerization, increasing the reaction efficiency in organic chemical manufacturing.

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