Patent · US Expired

Supported Lewis acid catalysts derived from superacids useful for hydrocarbon conversion reactions

US6060633A · kind A · utility

27Cited by
15References
14Claims
0Family size

Inventors

Key dates

Filing dateOct 20, 1995
Grant dateMay 9, 2000
Priority date
Expiry dateOct 20, 2015

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C2531/025
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A supported Lewis acid catalyst system for catalyzing hydrocarbon conversion reactions including cationic polymerization, alkylation, isomerization and cracking reactions is disclosed, wherein the catalyst system comprises an inorganic oxide support having immobilized thereon a least one strong Lewis acid comprising at least one metal salt of a strong Bronsted acid wherein the metal is selected from the group consisting of aluminum, boron gallium, antimony, tantalum, niobium, yttrium, cobalt, nickel, iron, tin, zinc, magnesium barium strontium, calcium, tungsten, molybdenum and the metals of the lanthanide series and wherein the strong Bronsted acid is selected from the group consisting of mineral and organic acids stronger than 100% sulfuric acid.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.