초록 ▼

A material especially useful for the selective oxidation of hydrocarbons and other organic compounds includes a non-crystalline, porous inorganic oxide having at least 97 volume percent mesopores based on micropores and mesopores, and at least one catalytically active metal selected from the group c

A material especially useful for the selective oxidation of hydrocarbons and other organic compounds includes a non-crystalline, porous inorganic oxide having at least 97 volume percent mesopores based on micropores and mesopores, and at least one catalytically active metal selected from the group consisting of one or more transition metal and one or more noble metal.

대표청구항 ▼

1. A process for the selective oxidation of an alkene to a corresponding epoxide comprising:contacting the alkene with an oxidizing agent under epoxidation reaction conditions in the presence of a catalyst which includes a non-crystalline, porous inorganic oxide containing silicon having at least 97

1. A process for the selective oxidation of an alkene to a corresponding epoxide comprising:contacting the alkene with an oxidizing agent under epoxidation reaction conditions in the presence of a catalyst which includes a non-crystalline, porous inorganic oxide containing silicon having at least 97 volume percent randomly interconnected mesopores based on micropores and mesopores, and at least one catalytically active metal selected from the group consisting of one or more transition metal and one or more noble metal. 2. The process of claim 1 wherein the alkene is selected from the group consisting of ethylene, propylene, 1-butene, 2-butene, isobutylene, butadiene, pentene, hexene, 1-octene and cyclohexene, the oxidizing agent is selected from the group consisting of oxygen, oxygen-containing gas, hydrogen peroxide, nitrogen oxide, organic hydroperoxide and organic peracid, and the epoxidation reaction conditions include a temperature of from about 50° C. to about 250° C., a pressure of from about atmospheric pressure to about 60 bars, and a space velocity of from about 10 WHSV to about 2000 WHSV.3. The process of claim 1 wherein the catalytically active metal is selected from the group consisting of titanium, chromium, vanadium, gold and silver.4. The process of claim 1 wherein the catalytically active transition metal is selected from the group consisting of titanium, vanadium and chromium.5. The process of claim 1 wherein the catalytically active noble metal is gold or silver.