Catalyst composition for oxidation of ethylene to ethylene oxide

Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Sulfur or compound containing same

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502208, 502317, 502324, 502340, 502341, 502347, 502348, 549536, B01J 2302, B01J 2304, B01J 2350

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active

049083430

ABSTRACT:
This invention relates to catalysts for the manufacture of ethylene oxide, especially at commercial concentrations in the presence of carbon dioxide gas recycle, which contains impregnated silver on a support and a mixture of cesium salt and one or more alkali metal and alkaline earth metal salts in which the anions thereof are halide or oxyanions of elements other than the oxygen therein having an atomic number of 7 or 15 to 83 and being from groups 3b through 7b, inclusive, and 3a through 7a, inclusive, of the Periodic Table of the Elements, at least a portion of said oxyanions are oxyanions of group 3b to 7b elements.

REFERENCES:
patent: 4123385 (1978-10-01), Rebsdat et al.
patent: 4389338 (1983-06-01), Mitsuhata et al.
patent: 4458032 (1984-07-01), Rebsdat et al.
patent: 4471071 (1984-09-01), Rebsdat et al.
patent: 4761394 (1988-08-01), Lauritzen
patent: 4808738 (1989-02-01), Lauritzen
patent: 4820675 (1989-04-01), Lauritzen
Above References Were Cited in Parent Application SN 18,809.

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