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Ethylene oxide catalyst and process

  • US 5,597,773 A
  • Filed: 12/29/1994
  • Issued: 01/28/1997
  • Est. Priority Date: 12/30/1993
  • Status: Expired due to Term
First Claim
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1. A catalyst comprising a porous refractory support having deposited thereon a catalytically effective amount of silver, a promoting amount of alkali metal, a promoting amount of rhenium, and a promoting amount of Group IVB metal applied to the support in the form of oxycation-containing compound(s), wherein said Group IVB metal is selected from the group consisting of titanium, zirconium, and hafnium.

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