Patent Number: 6,166,280

Title: Catalyst for the dehydrogenation of ethylbenzene to styrene

Abstract: Catalysts in the form of cylindrical hollow granules, suitable for the dehydrogenation of ethylbenzene to styrene, and comprising, as active component, ferric oxide and promoters chosen among oxides of alkaline or alkaline-earth metals, oxides of elements of the lanthanide series, and chromium, tungsten, and molybdenum oxides, characterized by the absence of macroporosities with a radius of more than 50,000 .ANG. and/or by high mechanical characteristics of resistance to axial breaking and to abrasion.

Inventors: Rubin; Carlo (San Fermo Della Battaglia, IT), Cavalli; Luigi (Novara, IT), Conca; Esterino (Novara, IT)

Assignee: Montecatini Technologies S.r.l.

International Classification: B01J 23/78 (20060101); B01J 23/85 (20060101); B01J 23/76 (20060101); B01J 23/83 (20060101); C07C 5/333 (20060101); C07C 5/00 (20060101); C07C 002/64 ()

Expiration Date: 12/26/2017