Pyrolysis depolymerization can be used to convert plastic waste into diesel fuel, by breaking down the complex polymer molecules found in plastic waste into simpler molecules, such as monomers and hydrocarbons, which can be condensed into a liquid fuel.
The process typically begins by shredding or grinding the plastic waste into small pieces. The pieces are then heated to high temperatures in an oxygen-free environment, typically at around 400-500 degrees Celsius. As the plastic is heated, it breaks down into smaller molecules and vapors, which can be condensed into a liquid. This liquid is a mixture of various hydrocarbons, which can be further refined to produce a fuel that is similar in properties to diesel.
The diesel produced by this process is not that pure and it need further refining to match the standard diesel quality. The properties of the diesel fuel produced may vary depending on the type of plastic used, and the conditions under which the pyrolysis depolymerization process is carried out.
In summary, pyrolysis depolymerization is a promising technology for converting plastic waste into diesel fuel.