Chemical Identification
Product Name: Triethyl Phosphate
Abbreviation: TEP
Chemical Formula: C₆H₁₅O₄P
CAS Number: 78-40-4
EC Number: 201-114-5
Appearance: Colorless transparent liquid
Odor: Mild characteristic odor
Key Properties
Good flame-retardant efficiency
Excellent compatibility with polymer systems
Functions as both plasticizer and solvent
Low viscosity and easy processability
Good thermal and chemical stability
These properties make Triethyl Phosphate suitable for a wide range of industrial applications.
Applications
Triethyl Phosphate is used in multiple industries:
Flame Retardant Systems
Applied in polyurethane foams, plastics, and resins to improve fire resistance.Plasticizer Applications
Enhances flexibility and workability of polymers such as PVC and cellulose-based materials.Coatings & Inks
Used as a solvent and performance additive.Rubber & Elastomers
Improves processing and mechanical properties.Chemical Intermediates
Used in the synthesis of other phosphate esters and specialty chemicals.
Packaging & Storage
Supplied in 200 kg drums, IBC tanks, or bulk packaging
Store in a cool, dry, and well-ventilated area
Keep containers tightly closed
Avoid exposure to heat and ignition sources
Safety & Handling
Handle according to standard industrial chemical safety procedures
Use appropriate personal protective equipment (PPE)
Avoid prolonged skin contact and inhalation
Intended for professional and industrial use
Frequently Asked Questions (FAQs)
What is Triethyl Phosphate mainly used for?
TEP is mainly used as a flame retardant, plasticizer, solvent, and chemical intermediate in polymers, coatings, and resins.
Is Triethyl Phosphate compatible with polyurethane systems?
Yes. TEP shows good compatibility with polyurethane foams and resin systems.
Can TEP be used as a plasticizer?
Yes. It is widely used as a plasticizer to improve flexibility and processing performance.
Is Triethyl Phosphate flammable?
TEP has relatively low flammability compared to many organic solvents, but it should still be handled according to safety guidelines.
How should Triethyl Phosphate be stored?
Store it in sealed containers in a cool, dry environment, away from heat and ignition sources.
Is Triethyl Phosphate suitable for export?
Yes. It is commonly supplied to international markets with compliant packaging and documentation.
Why Choose Us
Stable and consistent product quality
Reliable supply for industrial-scale demand
Export-oriented packaging and logistics support
Experience with phosphate ester chemicals
Contact Us
For specifications, pricing, or technical inquiries, please contact us:
Email: lisa@aozunchem.com
WhatsApp: +86-186-5121-5887
We look forward to supporting your Triethyl Phosphate (TEP) CAS 78-40-4 sourcing requirements.
