A @[email protected] product of high-boiling hydrocarbon fractions obtained in petroleum processing (heavy residues). It is the general term for all special petroleum @[email protected] products such as @[email protected], calcined and @[email protected] petroleum @[email protected]
High-boiling hydrocarbon fractions (heavy residues) used as feedstock for petroleum @[email protected] are residues from distillation (atmospheric pressure, vacuum) or @[email protected] (e.g. thermal, catalytic, steam-based) processes. The nature of feedstock has a decisive influence on the graphitizability of the @[email protected]
PAC, 1995, 67, 473. (Recommended terminology for the description of carbon as a solid (IUPAC Recommendations 1995)) on page 499 [Terms] [Paper]