Polyisobutylene SuccinimideT161 High Molecular Weight Polyisobutylene SuccinimideProduct IntroductionT161 is a high molecular weight ashless dispersant prepared from highly reactive isobutylene(Mn=2300) by thermal adduction process. It has excellent dispersancy & solubilization effect on oil sludge and soot; and can effectively control the increase of the engine oil viscosity . It doesn’t contain chlorine.FeaturesExcellent dispersancy of oil sludge at low temperatureExcellent soot dispersancyGood detergent dispersancyFree of chlorineApplicationUsed for blending API SG and higher grade gasoline engine oilsUsed for blending API CF-4 and higher grade diesel engine oilsParticularly suitable for blending environment-friendly engine oilsThe reference dosage: 2.0%-5.0%Specification ItemTypical ValueTest MethodsDensity (20°C), kg/m3ReportGB/T2540Kinematic viscosity (100°C), mm2/sReportGB/T265Flash Point（COC）°C≥ 180GB/T3536Nitrogen, w%,≥ 1.0SH/T0656TBN, mgKOH/g20.0—30.0SH/T0251Color Number≤ 3.0GB/T6540Water, v%≤ 0.08GB/T260Machinery Impurities,w%≤ 0.08GB/T511Packing & StorageThe product is packed in 200L metal drum. Store in dry, clean and well ventilated warehouses. The highest storage temperature should not exceed 80℃,during long-terms storage, the temperature should not exceed 50℃.For the details of health and safety precautions, please check the related MSDS.