Ifp Energies Nouvelles

Total Raffinage Marketing

Gregory Lapisardi

Delphine Minoux

Laurent Simon

Hugues Dulot

Bertrand Guichard

Valentina De Grandi

Jean Pierre Dath

The invention concerns a catalyst containing a support comprising at least one binder and at least one zeolite having at least one series of channels the opening of which is defined by a ring containing 12 oxygen atoms, said catalyst comprising phosphorus, at least one C1-C4 dialkyl succinate, acetic acid and a hydrodehydrogenating function comprising at least one element from group VI B and at least one element from group VIII, the Raman spectrum of the catalyst comprising bands at 990 and/or 974 cm-1, characteristic of at least one Keggin heteropolyanion, the characteristic bands of said succinate and the characteristic principal band of acetic acid at 896 cm-1. The invention also concerns the process for preparing the catalyst and its use in hydroconversion.

Catalyst for use in hydroconversion, comprising at least one zeolite and metals from groups VIII and VIB, and preparation of the catalyst

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Lyons, France

Gregory Lapisardi