RF1146 High-Nitrogen Polyisobutylene Bi-Succinimide
Product Introduction:

RF1146 High Nitrogen Polyisobutylene Bi-Succinimide Ashless Dispersant manufactured with highly active polyisobutylene, through thermal process, performs better in soot dispersancy compared with conventional ashless dispersant, which can reduce the formation of sludge in the engine with good sludge dispercancy and dissolution properties. It is widely used in the formulation of a variety of internal combustion engine oils. This product is chlorine-free and has good compatibility with detergent and ZDDP. 

Product Technical Specification:



Test Method


Transparent viscous liquid

Visual Inspection

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

Color Number


GB/T6540, ASTM D1500

Packaging Storage and Transportation:

The product is packed in iron drums with a net weight of 170kg, applicable to various modes of transportation.

The maximum storage and transportation temperature shall not exceed 75℃ in short term, and shall not exceed 45℃ in long term. The shelf life is 2 years, stored in dry, clean, ventilated warehouse.

In case of accidental contact with skin, wash it off thoroughly with water and detergents.