Triethyl phosphate, Cas# 78-40-0, TEP

  • Product Name: Triethyl phosphate,TEP
  • CAS Number: 78-40-0
  • Molecular formula: C6H15O4
  • Phosphorous content wt%: 17
  • Product Detail

    Product Tags


    Triethyl phosphate tep is a high boiling solvent, plasticizer of rubber and plastics, and also a catalyst. The use of triethyl phosphate tep is also used as raw material for preparing pesticide and insecticide. It is also used as an ethylating reagent for the production of vinyl ketone. The following is a detailed description of the use of triethyl phosphate tep:

    1. For catalyst: xylene isomer catalyst; Olefin polymerization catalyst; Catalyst for manufacturing tetraethyl lead; Catalyst for manufacturing carbodiimide; Catalyst for replacement reaction of trialkyl boron with olefins; Catalyst for dehydration of acetic acid at high temperature to produce ketene; Catalyst for polymerization of styrene with conjugated dienes; If used in the polymerization of terephthalic acid and ethylene glycol, it can prevent discoloration of fibers.

    2. Solvent for: cellulose nitrate and cellulose acetate; Solvent used to maintain the life of organic peroxide catalyst; Solvent for dispersion of ethylene fluoride; Used as peroxide and diluent of curing catalyst for polyester resin and epoxy resin.

    3. For stabilizers: chlorine insecticides and stabilizers; Stabilizer of phenolic resin; Solid agent of sugar alcohol resin.

    4. For synthetic resin: curing agent of xylenol formaldehyde resin; The softener of phenolic resin used in shell molding; Softener of vinyl chloride; Plasticizer of vinyl acetate polymer; Flame retardant of polyester resin.

    Typical Properties

    Appearance...... Colorless transparent liquid

    P contains% wt............ 17

    Purity, %............>99.0

    Acid value, mgKOH/g............<0.1

    Water content, % wt............<0.2


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    ● Avoid breathing vapor and mist In case of direct contact with eyes or skin, rinse immediately with plenty of water and seek medical advice In case of accidental ingestion, rinse mouth immediately with water and seek medical advice.

    ● In any case, please wear appropriate protective clothing and carefully refer to the product safety data sheet before using this product.

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