The deactivation of a silver catalyst for the selective oxidation of ethylene to ethylene oxide was investigated after six years of industrial use. Some tubes of the reactor were unloaded and the catalyst was divided into five parts: sample U1 at the gas inlet (top of the reactor) to sample...
Process for preparing a catalyst for the oxidation of ethylene to ethylene oxide A shaped catalyst body for the production of ethylene oxide, including rhenium and silver supported on alumina support having thereon at least, the alumina support has the shape of a hollow cylinder, the present inven...
Leofanti 摘要: The deactivation of a silver catalyst for the selective oxidation of ethylene to ethylene oxide was investigated after six years of industrial use. Some tubes of the reactor were unloaded and the catalyst was divided into five parts: sample U1 at the gas inlet (top of the ...
The activity of these catalysts in the oxidation of ethylene to ethylene oxide has been investigated. Catalysts... A Cambron,WA Alexander - 《Canadian Journal of Chemistry》 被引量: 2发表: 2011年 Process for preparing a catalyst for the oxidation of ethylene to ethylene oxide The present ...
Process for direct oxidation of propylene to propylene oxide and large particle size titanium silicalite catalysts for use therein Large crystals of titanium silicalite or intergrowths of intergrown smaller crystals, having a mean particle size greater than 2 渭m, have been found catalytically effective...
Catalytic oxidation of ethylene and ethane to formaldehyde by oxygenEthaneEthyleneSelective oxidationFormaldehydeMolybdenum oxideMesoporous silicaThe selective oxidation of ethylene by oxygen produced formaldehyde with a single-pass yield of 30 % at a temperature of 863 K and a contact time of 0.08 sgcm...
The Effects of Cofeeding Chlorinated Hydrocarbons in the Direct Epoxidation of Propylene by Molecular Oxygen Chlorine does it again: Similar to the ethylene epoxidation, the introduction of chlorinated hydrocarbon (CHC) additives to the C3H6/O2 feed enables the st... Anusorn,Seubsai,Selim,... - ...
In a direct-oxidation ethylene oxide process of the type comprising a) reacting a feed gas stream including ethylene and a commercially-pure oxygen in one or more reactors and b) absorbing out ethylene oxide from the product stream from the one or more reactors in a first absorption zone, th...
- 《Journal of Chemical Industry\\\s&\\\sengineering:china》 被引量: 4发表: 2005年 Gas-Phase Epoxidation of Ethylene and Propylene Catalysts consisting of silver on 卤-Al2O3, 卤-SiC, and -SiC supports were synthesized and tested for catalytic performance in the gas-phase direct oxidati...
From kinetic and mechanistic studies of the oxidation of ethylene and propylene on Ag and Ag顥窤u alloy catalysts it is concluded that the comparatively lo... PV Geenen - 《Journal of Catalysis》 被引量: 107发表: 1983年 Direct gas-phase epoxidation of propylene to propylene oxide using air ...