Abstract

By the extraction, adsorption chromatography, it has been shown that asphaltene macromolecules from Usa crude oil contain compounds with a relatively low molecular mass represented by normal and branched alkanes; mono- and polycyclic naphthenes; mono-, bi-, tri-, tetra-, and pentacyclic aromatic hydrocarbons; their phenyl and naphthenic derivatives; benzo-, dibenzo-, and naphthobenzothiophenes; carbazoles and benzocarbazoles; ethyl esters of higher fatty acids; and dibenzofurans and fluorenones; as well as by acids, amides, and sulfoxides.

Full Text
Published version (Free)

Talk to us

Join us for a 30 min session where you can share your feedback and ask us any queries you have

Schedule a call