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)3, HBF4, H3PO4, FSO3H, CF3SO3H, SbF5, CF3COOH, and SO3. |