Hydrogenated Tallow Amine
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Category:
Aliphatic Amines
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Product Profile
1. Chemical Structure and Properties
Chemical Name: Hydrogenated Tallow Amine (HTA)
Molecular Formula: Approx. C₁₆–C₁₈H₃₃–₃₇NH₂ (mixture of long-chain primary amines)
Molecular Weight: ~ 250–300 g/mol (varies with alkyl chain distribution)
Appearance: White to light yellow waxy solid (flakes or beads)
Odor: Mild amine-like odor
Melting Point: 45–55 °C
Solubility: Insoluble in water; soluble in alcohols, ethers, hydrocarbons
Reactivity: Forms salts with acids; can undergo alkylation, acylation, and quaternization
2. Industrial Applications
Surfactant Production: Used in cationic surfactants, asphalt emulsifiers, and mineral flotation agents
Agrochemicals: Common adjuvant in herbicide formulations (e.g., glyphosate), improving wetting and penetration
Textile & Leather: Dye-fixing agent, softener, and leather treatment chemical
Corrosion Inhibition: Protects metals in acidic/oilfield environments
Water Treatment: Flocculant aid and dispersant in purification systems
Chemical Intermediates: Precursor for amine ethoxylates, quaternary ammonium compounds, and specialty surfactants
3. Safety and Toxicology
Hazards:
Skin: Irritant, may cause dermatitis
Eyes: Severe irritation, risk of damage
Inhalation: Aerosols/dust may irritate respiratory tract
Toxicity:
Oral LD₅₀ (rat): ~2,000 mg/kg
Dermal LD₅₀ (rabbit): >2,000 mg/kg
Flammability: Combustible solid (flash point >150 °C)
PPE: Gloves, goggles, protective clothing; ensure ventilation
4. Storage and Handling
Storage: Store in cool, dry, well-ventilated area away from acids and oxidizers
Packaging: Typically supplied in bags, drums, or bulk containers
Handling: Avoid dust generation; use in closed systems or with exhaust ventilation
Shelf Life: Stable under recommended storage conditions
5. Environmental and Regulatory Compliance
Environmental Impact:
Toxic to aquatic life (LC₅₀ fish, 96h: <1 mg/L)
Potential for bioaccumulation, limited biodegradability
Regulations:
EU CLP: Skin Irrit. 2 (H315), Eye Dam. 1 (H318), Aquatic Acute 1 (H400), Aquatic Chronic 2 (H411)
OSHA (USA): Listed as hazardous substance
China GB 13690-2009: Classified as corrosive substance (Class 8)
Transport:
UN 3077, Hazard Class 9, Packing Group III