Sulfurized Isobutylene (SIB) is a compound formed by the reaction of isobutylene, a type of hydrocarbon, with sulfur. This chemical modification incorporates sulfur atoms into the isobutylene molecule, resulting in enhanced properties.
One of the primary uses of SIB is in the lubricants industry, especially as an extreme pressure (EP) additive. SIB additives are essential in applications that involve high pressures and temperatures, such as metalworking processes or in certain automotive contexts. When incorporated into lubricants, they create a protective sulfide film on metal surfaces, reducing wear, minimizing friction, and preventing welding or galling of metal parts.
SIB is also beneficial in rust prevention. Its presence in lubricants can help protect metal components from corrosive agents, prolonging the life of machinery and equipment.
Overall, the properties of Sulfurized Isobutylene make it a crucial additive, particularly in lubricant formulations, ensuring the optimal performance and longevity of mechanical systems.
Applications include:
- Gear Oils
- Anti-wear Hydraulic Oils
- Cutting Oils
- Grease
Features:
- Excellent extreme pressure and anti-wear properties
- Good oil solubility
- Lower copper corrosion