CATALYST SYSTEM, COMPRISING CATALYST PELLETS AND DILUENT BEADS WITH PREDEFINED DIMENSIONS AND PHYSICOCHEMICAL PROPERTIES

摘要

A catalyst system for use in oxychlorination, the catalyst system comprising catalyst pellets comprising a catalyst carried on a substrate the pellets having length x, breadth y and depth z, intrinsic density P and bulk density p and diluent beads having length x±25%, breadth y±25% and depth z±25%, intrinsic density>=P+25% and a bulk density p ±25%.