RF5057 Butyl Octyl Diphenylamine
Product Introduction:

RF5057 Butyl Octyl Diphenylamine refers to an outstanding high-temperature antioxidant, which provides excellent thermal stability, superior high-temperature anti-oxidation performance under high temperature, good oil solubility as well as favorable compatibility with other additives. It is widely used in the formulations of various premium internal combustion engine oil, industrial oil applications including thermal oil, high-temp chain oil, hydraulic oil, compressor oil and turbine oil, lubricating grease as well as fuel oils. The distribution of different alkyl substitutes is reasonable and controllable, and the free amine is lower than 1%. It offers better performance when combining with phenolic ester antioxidant. The recommended treat rate is 0.3-0.5% (m%).

Product Technical Specification:



Test Method


Light yellow to brown red clear liquid

Visual Inspection

Density (20℃), kg/m3


SH/T0604, ASTM D4052

Kinematic Viscosity (100℃), mm2/s


GB/T265, ASTM D445

Flash Point (COC), ℃


GB/T3536, ASTM D92

Total Base Number, mgKOH/g  


SH/T0251, ASTM D2896

N Content, m%


SH/T0704, ASTM D5762

Water Content, m%


GB/T260, ASTM D95

Mechanical Impurities, m%



Packaging Storage and Transportation:

The product is packed in iron drums with a net weight of 180kg, applicable to various modes of transportation.

The minimum storage and transportation temperature shall not be under 10℃, and the maximum temperature shall not exceed 50℃. Products should not be prolonged exposure to cold or exposure. The shelf life is 2 years.

This product is not flammable, explosive and corrosive, with no special protection required. In case of accidental contact with skin, wash it off thoroughly with water and detergents.