Gas phase fluorination catalyst regeneration

B - Operations – Transporting – 01 – J

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B01J 38/42 (2006.01) B01J 27/32 (2006.01) B01J 38/46 (2006.01)

Patent

CA 2201164

L'objet de la présente invention concerne un prodécé pour régénérer l'activité d'un catalyseur de fluoration en phase gazeuse, en traitent le catalyseur usagé par du chlore et de l'acide fluorhydrique, à une température comprise entre 250 et 450°C. Ainsi la présente invention permet de restaurer facilement l'activité du catalyseur et de le mettre en oeuvre industriellement. De plus, en raison d'une exothermie minime, il évite la cristallisation irréversible du catalyseur.

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