The performance and longevity of lubricating oils and diesel fuels are heavily dependent on their compositional purity. In the refining industry, selective solvents play a critical role in removing undesirable components that can degrade performance and reduce efficiency. Furfural (CAS 98-01-1), a bio-derived organic compound, has long been recognized for its efficacy as a selective solvent, particularly in the treatment of petroleum products.

Furfural's unique solubility characteristics allow it to selectively extract specific molecular fractions from complex hydrocarbon mixtures. In the context of lubricating oils, it is highly effective at removing aromatic compounds. Aromatic hydrocarbons, while contributing to solvency, can also lead to increased viscosity index improver solubility and higher pour points, negatively impacting the oil's performance at low temperatures. By employing Furfural in the extraction process, refiners can significantly reduce the aromatic content, thereby enhancing the oil's viscosity index, thermal stability, and overall lubricating properties.

Similarly, Furfural is utilized in the treatment of diesel fuels. It helps in removing polar and unsaturated compounds that can contribute to deposit formation and poor combustion. This purification process leads to cleaner-burning diesel fuel with improved cetane number and reduced emissions. The ability of Furfural to selectively target these detrimental components makes it an indispensable tool for upgrading fuel quality.

The process typically involves contacting the petroleum fraction with Furfural in a counter-current extraction system. Due to the differing solubilities of various hydrocarbon types in Furfural, a separation occurs. The Furfural-rich extract phase contains the preferentially dissolved components, while the raffinate phase, depleted of these components, represents the refined product. The Furfural is then recovered from both streams for recycling, making the process economically viable.

For petroleum refiners and formulators seeking to enhance the quality of their products, sourcing high-purity Furfural is essential. NINGBO INNO PHARMCHEM CO.,LTD., a leading manufacturer and supplier from China, offers Furfural with 98.5% purity, ensuring optimal performance in extraction applications. We are committed to providing reliable access to this vital industrial solvent. If you are looking to buy Furfural for your refining operations, we encourage you to contact us to discuss pricing and bulk purchase options.