C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/689
C07C 15/08 (2006.01) C07C 5/27 (2006.01)
Patent
CA 1072127
ABSTRACT OF THE DISCLOSURE The present invention provides a process for isomerizing a charge of alkyl aromatic hydrocarbons comprising bringing together, under isomerization conditions, said hydrocarbon charge, hydrogen and a catalyst comprising a refractory inorganic oxide support having acid sites, having halogen present in combined form, and having metals on said support comprising: a) about 0.02 to 2% of at least one platinum metal, b) about 0.02 to 2% of at least one metal belonging to the group consisting of zirconium, titanium and tungsten, c) about 0.02 to 2% of tin; said weight percentages being based on the total weight of the catalyst.
253010
Engelhard Philippe
Weisang Joseph-Edouard
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