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Process for preparing ethylene oxide

  • US 5,380,885 A
  • Filed: 06/09/1994
  • Issued: 01/10/1995
  • Est. Priority Date: 09/13/1993
  • Status: Expired due to Fees
First Claim
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1. In a process for the production of ethylene oxide wherein ethylene is contacted in the vapor phase with an oxygen-containing gas at ethylene oxide forming conditions at a temperature in the range of from about 180°

  • C. to about 330°

    C. in the presence of a silver metal-containing catalyst, the improvement which comprises post-impregnating a catalyst comprising a catalytically effective amount of silver, a promoting amount of alkali metal and a promoting amount of rhenium supported on a suitable support having a surface area in the range of from about 0.05 m2 /g to about 10 m2 /g, with a promoting amount of nickel.

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