(under subclass 483) Subject matter in which the feedstock is an alkylated aromatic hydrocarbon having more than one ring, e.g., naphthalene, tetralin, indane, fluorene, diphenyl, phenycyclohexane, phenylcyclopentene, diphenylmethane, etc.
(1) Note. A process which employs a hydrogen donor compound, rather than elemental hydrogen, is classified in
this subclass, rather than in subclass 485.
SEE OR SEARCH THIS CLASS, SUBCLASS:
257, for a process wherein a hydrocarbon compound supplies hydrogen for saturating an unsaturated bond of another hydrocarbon molecule, the latter being recovered as a product.
