Patent ID: 9452419
Filing Date: 2016-09-27
CPC Classification: B01J,C07D,Y02P

Claim Text:
1. A carrier for an ethylene epoxidation catalyst, the carrier comprising an alumina first component, and a mixed metal oxide of alumina second component, wherein said mixed metal oxide of alumina second component comprises a corundum lattice structure having a plurality of O—Al—O bonds, wherein an Al atom of at least one O—Al—O bond of the plurality of O—Al—O bonds, but not all of the plurality of O—Al—O bonds, is replaced with a divalent or trivalent transition metal selected from the group consisting of scandium (Sc), titanium (Ti), vanadium (V), chromium (Cr), manganese (Mn), iron (Fe), cobalt (Co), nickel (Ni) copper (Cu), and zinc (Zn).