US PATENT SUBCLASS 585 / 459
.~.~ Using Al halide catalyst

Current as of: June, 1999
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585 /   HD   CHEMISTRY OF HYDROCARBON COMPOUNDS

400  DF  AROMATIC COMPOUND SYNTHESIS {15}
446  DF  .~ By condensation of entire molecules or entire hydrocarbyl moieties thereof, e.g., alkylation, etc. {13}
459.~.~ Using Al halide catalyst {2}
460  DF  .~.~.~> And additional metal-containing or nonhalide inorganic agent
461  DF  .~.~.~> Complexed, e.g., sludge, etc., or with additional extraneous organic agent

DEFINITION

Classification: 585/459

Using Al halide catalyst:

(under subclass 446) Subject matter wherein the reaction is catalyzed by a fluoride, chloride, bromide, or iodide of aluminum, alone or in combination with other materials.

SEE OR SEARCH THIS CLASS, SUBCLASS:

456, for Al halide catalyzed alkylation to produce an aromatic where the side-chain is restricted to six or more carbon atoms.

727+, for Al halide catalyzed alkylation to produce a paraffin.