Resorcinol bis(diphenyl Phosphate)[RDP] CAS NO.57583-54-7

RDP a halogen-free phosphate ester flame retardant used in engineered resins, whose superiority is demonstrated in low volatility and high heat stability that that can tolerate high temperature processing required of many engineered resins. It can be recommended as flame retardant for PC/ABS, PPO/HIPS.

Product Name: Resorcinol bis(diphenyl Phosphate)(RDP)
Equivalent Name: Chemtura Reofos RDP; Supresta Fyrolflex RDP
Cas No.: 57583-54-7
Molecular Formula: C30H24O8P2
Molecular Weight: 574.43

Appearance ..............................................................Transparent to pale-yellow liquid.
Color (APHA) ............................................................80 max.
Acid Value (mg KOH/g) .............................................0.1 max.
TPP content (wt.,%)... ...............................................5.0 max.
Water content(wt., %)................................................0.05 max.
Phosphorus content (wt. theory) %...........................10.8
Phenol content (ppm) ...............................................500 max.
Viscosity (25°C , mPas) ............................................500 – 800
Density (25°C,g/cm3) ...............................................1.315±0.010
TGA
5% weight loss ........................................................ 307°C
10% weight loss ....................................................... 337°C
50% weight loss ....................................................... 403°C