Description
Product Introduction
Boronated High Molecular Weight Polyisobutylene Succinimide is a boronated high molecular weight ashless dispersant prepared from highly reactive isobutylene (Mn=2300) . It has excellent dispersancy & solubilization effect on oil sludge and soot; and can effectively control the increase of the engine oil viscosity .It also has abrasion resistance & antioxidant property,improves the compatibility between fluororubber seals and oils, reduces the high temperature corrosion of cu-pb bearing.This product doesn’t contain chlorine.
Boronated High Molecular Weight Polyisobutylene Succinimide is a boronated high molecular weight polyisobutylene succinimide. It is derived from the reaction of polyisobutylene succinic anhydride (PIBSA) with diethylenetriamine (DETA) followed by boronation.
The boronation of Boronated High Molecular Weight Polyisobutylene Succinimide provides excellent thermal stability and high oxidative stability. This makes it suitable for a wide range of applications, including as an additive in lubricating oils, fuels, and greases.
Boronated High Molecular Weight Polyisobutylene Succinimide has several key properties that make it an attractive additive. Firstly, it improves the anti-wear and extreme pressure properties of lubricants, leading to reduced friction and wear on engine components. Secondly, it enhances the dispersancy of lubricants, preventing the formation of sludge and deposits that can reduce the efficiency of the lubrication system. Finally, T161B also provides corrosion inhibition, protecting metal surfaces from rust and degradation.
The high molecular weight of Boronated High Molecular Weight Polyisobutylene Succinimide ensures excellent film formation and thermal stability, even at high temperatures. It also contributes to the viscosity control of lubricants, improving their flow properties and reducing energy consumption.
In summary, Boronated High Molecular Weight Polyisobutylene Succinimide is a boronated high molecular weight polyisobutylene succinimide that offers excellent thermal stability, oxidative stability, anti-wear, extreme pressure, dispersancy, and corrosion inhibition properties. It is a versatile additive that can be used in lubricating oils, fuels, and greases to enhance their performance and prolong the life of equipment.
Application
Used for blending medium and high grade diesel engine oils
Used for blending medium and high grade gasoline engine oils
Used for blending marine cylinder oils for low-speed crosshead engine
Particularly suitable for blending environment-friendly engine oils
Reference Dosage
The reference dosage: 1.5%-4.0%
| ltem | Typical Value | Test Method |
| Appearance | Viscous Transparent Liquid | Visual |
| Density (20℃),kg/m³ | 890-980 | SH/T0604,ASTM D4052 |
| Kinematic Viscosity(100℃),mm²/s | ≥300 | GB/T265,ASTM D445 |
| TBN,mgKOH/g | 15.0-30.0 | SH/T0251,ASTM D2896 |
| Nitrogen,m% | 1.1-1.4 | NB/SH/T0704,ASTM D5762 |
| Boron,m% | ≥0.35 | GB/T17476,ASTM D5185 |
| Flash Point(COC)℃ | ≥180 | GB/T3536,ASTM D92 |
| Water,m% | ≤0.3 | GB/T260,ASTM D95 |
| Mechanical lmpurities,m% | ≤0.1 | GB/T511 |
- Our technical experts collaborate closely with lubricant R&D teams, offering:
✅ Bespoke additive formulation development
✅ Base oil compatibility studies
✅ Real-world performance benchmarking
✅ Advanced testing & data-driven insights - We provide pilot-scale blending support and assist in troubleshooting formulation challenges, ensuring seamless integration into existing production lines.

- As a trusted partner to global lubricant manufacturers, we provide:
✅ Consistent additive performance & batch-to-batch quality control
✅ Supply chain stability & rapid order fulfillment
✅ Cutting-edge innovations in low-viscosity, energy-efficient, and eco-friendly lubricants
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