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Dehydrogenation process

  • US 9,580,368 B2
  • Filed: 12/02/2011
  • Issued: 02/28/2017
  • Est. Priority Date: 12/17/2010
  • Status: Active Grant
First Claim
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1. A dehydrogenation process comprising:

  • contacting a composition comprising at least 50 wt % of benzene and at least 0.1 wt % of cyclohexane, the wt % s based upon total weight of the composition, with a dehydrogenation catalyst having oxygen chemisorption value of greater than 30%, said dehydrogenation catalyst comprising;

    (i) 0.05 to 0.5 wt % of tin;

    (ii) 0.1 to 2 wt % of a metal selected from Groups 6 to 10 of the Periodic Table of the Elements, and (iii) a support, the wt % s based upon total weight of the dehydrogenation catalyst, wherein the dehydrogenation catalyst is prepared by sequential impregnation with the tin being applied to the support before the metal selected from Groups 6 to 10 of the Periodic Table of the Elements, and further wherein the dehydrogenation catalyst contains no cobalt.

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