Triphenyl Phosphate(TPP)


Product Name: Triphenyl Phosphate(TPP)

Equivalent to: Phosflex TPP; Reofos TPP; Disflamoll TP

Cas No. : 115‐86‐6

Molecular Weight: 326.29

Molecular Formula: C18H15O4P

Chemical Structure

Triphenyl phosphates chemical structure baoxu chemical


TPP is a non‐halogen flame retardant plasticizer for phenolic resin‐based, copper-clad laminate, cellulose resin, vinyl resin and rubber, and some engineering plastics such as PPO.

Typical Properties

Appearance White flaky crystal

Content %99 min

Color (APHA) 80 max

Acid Value (mg KOH/g) 01 max

Water content (wt) %01 max

Density (25°C,g/cm3) 1200±0010

Free Phenol (ppm) 200 max

Phosphorus content (wt theory) %95

Melting point °C 48 ‐ 50


1% weight loss 198°C

5% weight loss 231°C

10% weight loss 247°C

These properties are typical but do not constitute a specification either in part or as a whole. Specification data is available on request from sales, customer service or customer technical service.


Transportation classification: No regulation for transportation.

Packing: 25kg/bag; 1mt/pallet; 20mt/20’FCL.


TDS / MSDS Download

TPP triaryl phosphates 115-86-6 tds baoxu chemical

TPP triaryl phosphates 115-86-6 msds baoxu chemical