Hydrocarbon conversion using nanocrystalline zeolite Y

Chemistry of hydrocarbon compounds – Saturated compound synthesis – By condensation of a paraffin molecule with an olefin-acting...

Reexamination Certificate

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Reexamination Certificate

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07495143

ABSTRACT:
A process for alkylation of a hydrocarbon compound includes providing a catalyst including a zeolite Y having a crystal size of no more than 100 nm, and reacting an alkylatable hydrocarbon with an alkylating agent in the presence of the catalyst under alkylation reaction conditions to provide a gasoline product having a Research Octane Number of over 99.5.

REFERENCES:
patent: 3549557 (1970-12-01), Pickert et al.
patent: 3851004 (1974-11-01), Yang
patent: 4899008 (1990-02-01), La Pierre et al.
patent: 5986158 (1999-11-01), Van Broekhoven et al.
E.H. van Broekhoven, “A New Solid Acid Isobutane Alkylation Technology AlkyClean”, Catalyst Courier, Courier 45.

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