Layered sphere catalysts with high accessibility indexes

Details Layered sphere catalysts with high accessibility indexes Layered sphere catalysts with high accessibility indexes

B - Operations, Transporting

01

J

B01J 23/72 (2006.01) B01J 35/08 (2006.01) C07C 5/09 (2006.01) C07C 11/04 (2006.01)

Patent

CA 2746353

A process and catalyst for use in the selective hydrogenation of acetylene to ethylene is presented. The catalyst comprises a layered structure, wherein the catalyst has an inner core and an outer layer of active material. The catalyst further includes a metal deposited on the outer layer, and the catalyst is formed such that the catalyst has an accessibility index between 3 and 500.

La présente invention concerne un procédé et un catalyseur pour utilisation dans l'hydrogénation sélective d'acétylène en éthylène. Le catalyseur comprend une structure stratifiée, où le catalyseur a un noyau interne et une couche externe de matériau actif. Le catalyseur comprend en outre un métal déposé sur la couche externe, et le catalyseur est formé de sorte que le catalyseur ait un indice d'accessibilité compris entre 3 et 500.

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