June 22, 2019
Ethyl silicate(TEOS)
June 22, 2019

Triphenyl phosphate(TPP)

Name:Triphenyl phosphate;

Alias:Triphenyl phosphoric acid ester;Phenyl Phosphate (TPPa);Triphenyl phosphate white xtl;Phosphoric acid,triphenyl ester; TPP;

Chemical formula:C18H15O4P;OP(OC6H5)3;

Molecular weight:326.29;



Melting point:47-53℃;

Boiling point:370℃;

Relative density (water =1):1.21;

Flash point:220℃(CC);

Steam pressure:0.01kPa/20℃;

Properties: white, odorless crystalline powder, slightly deliquescent;

Solubility: insoluble in water, slightly soluble in alcohol, soluble in benzene, chloroform, acetone, soluble in ether;


  1. Engineering plastics, phenolic resin laminates: flame retardants and plasticizers;
  2. Synthetic rubber: Softener;
  3. Trimethyl phosphate: raw material;
  4. Nitrocellulose, cellulose acetate, flame retardant plasticizer, fire-resistant solvent, nitrocellulose paint, synthetic resin, soaking agent for roof paper, celluloid, etc.
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