Catalyst based on silica and sulphuric acid and its use for the alkylation of paraffins

U.S. Patent Number: 5336833

Abstract: Impregnated catalyst based on silica and a solid state sulfuric acid and its use in the catalytic alkylation of isobutene and/or isopentane in the presence of at least one olefin having 3-6 carbon atoms per molecule. The catalyst may contain an additive, e.g., B(OH).sub.3, HBF.sub.4, H.sub.3 PO.sub.4, FSO.sub.3 H, CF.sub.3 SO.sub.3 H, SbF.sub.5, CF.sub.3 COOH, and SO.sub.3.

Inventors: Joly; Jean-Francois (Paris, FR), Marcilly; Christian (Houilles, FR), Benazzi; Eric (La Celle Saint Cloud, FR)

Assignee: Institut Francais du Petrole (Rueil Malmaison, FR)

Application Number: 07/966,648

Issued: 1994-08-09

Expired: 2006-08-09

Classes: 585/731 ; 502/216; 585/723; 585/730

Field of search: 585/723,731,730 502/216

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