Patent ID: 6989345
Filing Date: 2006-01-24
Classification: B01J

Abstract:
1. A catalyst support comprising synthetic silica, with 0.5–10 parts of one or more oxides or phosphates of the elements of group IIA, IIIB, IVB, VB, VIB, VIIB, VIII, IB, IIB, IIIA, IVA and the lanthanides, whereby the support is prepared by mixing particulate synthetic silica with particulate oxides or phosphates of the elements of Groups IIA, IIIB, IVB, VB, VIB, VIIB, VIII, IB, IIB, IIIA, IVA and the lanthanides, or with precursors thereof, shaping and calcining to form a finished support having particulate oxide or phosphate domains, wherein the domains are titania and/or zirconium and at least 50% of the titania and/or zirconium dioxide domains in the calcined support are smaller than 2 μm.