thiophosphric acid triphenylester (TPPT)

                   

1,DEscription 

Thiophosphoric acid triphenylester (TPPT) is an extreme pressure antiwear additive. this product has excellent extreme pressure resistance, abrasion resistance and high thermal stability.

 

MF: C18H15 O3PS    CAS No.    EINECS No. 209-909-9

                        

2,Technical Specifications

Appearance	White or light yellow powder
Melting point, °C	51-54
Phosphorus, m%	≥8.9
Sulfur, m%	≥9.3
Cu-strip Corrosion (100°C, 3h), rating	≤1b
Phenol, m%	<50ppm

 

Recommend treat level

this TPPT generally recommended to blend lubricants are 0.5-3.0%;

 

3,Application

TPPT have good resisting the mould , oxidizing , hot stability and color are stable.

1).Used for blending anti-wear hydraulic oils, gear oils, oil film bearing oils, aviation lubricating grease, steam turbine oils and hydraulic transmission oils;

2). Used for blending all grades of vehicle gear oils and industrial gear oils;

3).Used for rub rub hydraulic oil , oil film bearing oil , hydraulic transmission oil and turbine oil ,etc.

 

4, Benefits   

   1). Excellent extreme pressure performance 
   2). Good anti-wear performance 
   3). Fine thermal stability and color stability 
   4). Good anti-emulsifying performance 
   5). Excellent anti-oxidation performance 
   6). Good security for hydrolysis

 

 

5,Packing and STorage

Packing:net weight: 20Kg/drum or 40kg/drum

Storage: this product is in storage,handling and transfer of oil, the reference SH/T0164 performed. Please keep the temperature not higher than 75°C. For long-term storage, the suggested temperature is lower than 45°C. this product is non-flammable, non-explosive, non-corrosive, safety, environmental protection, use the other aspects of the same general petroleum products, no special protection.