Alkylene oxide catalysts having enhanced activity and/or stabili

Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Metal – metal oxide or metal hydroxide

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502208, 502217, 502218, 502322, 502324, 502341, 502344, 502300, 549536, B01J 2350

Patent

active

055040535

ABSTRACT:
Catalysts for the production of alkylene oxide by the epoxidation of alkene with oxygen comprise a silver impregnated support containing a sufficient amount of manganese component to enhance at least one of activity and/or efficiency and/or stability as compared to a similar catalyst which does not contain manganese component.

REFERENCES:
patent: 2040782 (1936-05-01), van Peski
patent: 2605239 (1952-07-01), Sears
patent: 2615900 (1952-10-01), Sears, Jr.
patent: 2769016 (1956-10-01), Lichtenwalter et al.
patent: 3844981 (1974-10-01), Cusumano
patent: 3962285 (1976-06-01), Cusumano
patent: 4007135 (1977-02-01), Hayden et al.
patent: 4761394 (1988-08-01), Lauritzen
patent: 4766105 (1988-08-01), Lauritzen
patent: 4800070 (1989-01-01), Carlin et al.
"Influence of Feed Water Vapor on the Selective Oxidation of Ethylene over Silver Catalyst," Applied Catalysis, 61: 265-74 (1990).
Imamura, et al., "Effect of Samarium on the Thermal Stability and Activity of the Mn/Ag Catalyst in the Oxidation of CO", J. of Catalysis, vol. 115, pp. 258-264 (1989).
Lewis, "Decomposition of Silver Oxide by Autocatalysis", Z. Physik Chem., 52:310-326 (1905).
Kendall, et al., "The Catalytic Influence of Foreign Oxides on the Decomposition of Silver Oxide, Mercuric Oxide and Barium Peroxide", J. Amer. Chem. Soc., vol. 43, p. 2017 (1921).
Kripylo, et al., "Why Do Metal Oxide Dopings Stabilize the Dispersity of Silver Support Catalyst for the Selective Oxidation of Ethene", Chem. Techn., 38(5) (1985).
Berger, et al., "Dependence of the Sintering of Polycrystalline Silver on the Gas Atmosphere", Chem. Techn., 38(6):245-8 (1986).

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