Nescol Viscosity Index Improver
A Revolutionary Additive Component in Automotive Industry
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What is Viscosity Index Improver?
Viscosity index improver is a type of lubricant additive that is designed to improve the viscosity-temperature performance of lubricating oils. Viscosity is a measure of a liquid’s resistance to flow, with higher viscosity indicating a thicker, more resistant fluid. As temperatures change, the viscosity of lubricating oils can fluctuate significantly, which can affect their ability to effectively lubricate moving parts in engines.

The viscosity index improver works by increasing the oil’s viscosity at high temperatures and reducing it at low temperatures. This ensures that the lubricant remains effective across a wide range of operating conditions, thereby improving engine performance, fuel efficiency, and reducing emissions.
Benefits of PMA Viscosity Index Improver
- Improved Low-Temperature Performance: PMA VII improves the low-temperature flowability of lubricating oils, ensuring that engines start smoothly and consistently, even in cold weather conditions.
- Enhanced High-Temperature Stability: The additive helps maintain the viscosity of lubricating oils at high temperatures, preventing premature oil breakdown and ensuring optimal engine performance.
- Reduced Oil Consumption: By maintaining the correct viscosity at all temperatures, PMA VII reduces oil consumption, which in turn reduces the amount of oil required to be changed, resulting in cost savings for vehicle owners.
- Improved Fuel Efficiency: By reducing friction and wear on moving parts, PMA VII helps improve fuel efficiency, resulting in better fuel economy and reduced emissions.
- Extended Engine Life: The additive's ability to reduce wear and tear on engine components helps extend their lifespan, reducing maintenance costs and downtime.
Manufacturing Process
The raw materials are synthesized through a reaction process involving alpha-olefins and alpha-olefin metathesis.
The resulting product is then crystallized to produce a solid form.
The solid product is ground into a fine powder.
The powdered PMA VII is blended with other additives and base oils to create a finished lubricant product.
Applications of PMA Viscosity Index Improver
- Automotive Engine Oils: PMA VII is used in conventional and synthetic engine oils to improve their performance and extend their service life.
- Automotive Transmission Fluids: The additive is used in automatic transmission fluids to ensure smooth shifting and extend the life of transmission components.
- Hydraulic Fluids: PMA VII is used in hydraulic systems to maintain the fluid's viscosity and prevent premature wear on hydraulic components.
- Industrial Lubricants: The additive is used in industrial applications such as compressor oils, gear oils, and bearing greases to improve their performance and extend their service life.
Conclusion and Future Outlook
PMA viscosity index improver plays a vital role in modern automotive lubricants by improving their viscosity-temperature performance, reducing oil consumption, improving fuel efficiency, extending engine life, and enhancing overall engine performance. Its widespread use in various applications makes it an essential component in the automotive industry. As the demand for efficient and environmentally friendly vehicles continues to grow, the importance of PMA VII will only continue to increase.