Triethyl phosphate (TEP)

Synonyms:

Ethyl phosphate; Ethyl acid phosphate; Aurora ka-1638; Phosphoric acid triethyl ester; Phosphoric acid ethyl; Phosphoric acid triethyl; Flame retardants TEP; Triethylfosfat; Tris(ethyl) phosphate; Fire retardant TEP; Levagard TEP-Z

Product information

Chemical Name: Triethyl phosphate (TEP)
Cas No. : 78-40-0
EINECS No. : 201-114-5
Molecular formula: C6H15O4P
Molecular weight: 182.15

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Product Description

Triethyl phosphate is a high-boiling solvent and a plasticizer for rubber and plastics. It is also used as a catalyst and as a raw material for the production of pesticides and insecticides, as well as for ethylation reactions in the production of ethyl ketone. In Japan, 70% of this product is used as a catalyst, and approximately 20% is used as a solvent.

Its main functions are as follows:

Catalyst

  • The catalyst for the isomerization of xylene.
  • The catalyst for the polymerization of olefins.
  • The catalyst for the production of tetraethyllead.
  • The catalyst for the production of carbodiimide.
  • The catalyst for the substitution reaction of trialkyl boranes and olefins.
  • The catalyst for the high-temperature dehydration of acetic acid to produce ethyl ketone.
  • The catalyst for the polymerization of styrene and conjugated diene compounds.

Solvent

  • Solvent for nitrocellulose and cellulose acetate.
  • Solvent for maintaining the lifespan of organic peroxide catalysts.
  • Solvent for the dispersion of vinyl fluoride.
  • Peroxide agent and diluent for curing catalysts for polyester and epoxy resins.

Stabilizer

  • Stabilizer for chlorine-based insecticides.
  • Stabilizer for phenol-formaldehyde resins.
  • Stabilizer for polyol resins.

In Synthetic Resins

  • As the curing agent for resins such as dimethyl phenol-formaldehyde.
  • As the softener for phenol-formaldehyde resins used in shell molding.
  • As the plasticizer for vinyl chloride and ethyl acetate polymers
  • As flame retardant for polyester resins.

Package

TEP should be sealed and stored in a cool, dry, and ventilated place, kept moisture-proof and waterproof, and far away from kindling material and heat sources. Galvanized drum, 200kg net each, 1000kg square IBC package.

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