Patent ID: 11865523
Assignee: JOHNSON MATTHEY PUBLIC LIMITED COMPANY
Field: Chemical engineering (Chemistry)
Classification: CPC B  C | IPC B  C

Claim 0:
1. A cobalt catalyst precursor comprising cobalt oxide crystallites disposed within pores of a titania support, wherein the catalyst precursor has a cobalt content in the range 5 to 25% by weight, expressed as Co, the cobalt oxide crystallites have an average size as determined by XRD in the range 6 to 18 nm, and the titania support is a spherical titania support with a particle size in the range 100 to 1000 μm, wherein the catalyst precursor has a pore volume of 0.2 to 0.6 cm3/g and an average pore diameter in the range 30 to 60 nm, and wherein the catalyst precursor has a ratio of the average cobalt oxide crystallite size to the average pore diameter in the range 0.1:1 to 0.6:1.