Patent classifications
B01J23/36
FUNCTIONAL STRUCTURAL BODY AND METHOD FOR MAKING FUNCTIONAL STRUCTURAL BODY
A functional structural body that can realize a prolonged life time by suppressing the decrease in function and that can fulfill resource saving without requiring a complicated replacement operation is provided. A functional structural body includes a skeletal body of a porous structure composed of a zeolite-type compound; and at least one solid acid present in the skeletal body, the skeletal body has channels connecting with each other, and the solid acid is present at least in the channels of the skeletal body.
STRUCTURED CATALYST FOR METHANOL REFORMING, METHANOL REFORMING DEVICE, METHOD FOR PRODUCING STRUCTURED CATALYST FOR METHANOL REFORMING, AND METHOD FOR PRODUCING AT LEAST ONE OF OLEFIN OR AROMATIC HYDROCARBON
To provide a highly active structured catalyst for methanol reforming that suppresses the decline in catalytic function and has excellent catalytic function, and a methanol reforming device. A structured catalyst for methanol reforming, including: a support of a porous structure composed of a zeolite-type compound; and a catalytic substance present in the support, in which the support has channels communicating with each other, and the catalytic substance is present at least in the channels of the support.
CATALYSTS AND RELATED METHODS FOR PHOTOCATALYTIC PRODUCTION OF H2O2 AND THERMOCATALYTIC REACTANT OXIDATION
Catalysts, catalytic systems and related synthetic methods for in situ production of H.sub.2O.sub.2 and use thereof in reaction with oxidizable substrates.
CATALYSTS AND RELATED METHODS FOR PHOTOCATALYTIC PRODUCTION OF H2O2 AND THERMOCATALYTIC REACTANT OXIDATION
Catalysts, catalytic systems and related synthetic methods for in situ production of H.sub.2O.sub.2 and use thereof in reaction with oxidizable substrates.
Methods and Compositions for Hydrodeoxygenation of Carbohydrates and Carbohydrate Analogs
This disclosure provides embodiments directed to compositions, methods, and processes to produce compounds having the structure:
##STR00001## each of R1-R5 is selected from a hydroxyl group and hydrogen; and R1-R5 include at least one hydroxyl group and at least one hydrogen; and n=0-2. In particular, methods of the disclosure can include reacting a precursor, the precursor containing more oxygen (O) atoms than the compound, with a gas containing hydrogen (H.sub.2) in the presence of a catalyst.
ETHYLENE OXIDE HIGH SELECTIVITY CATALYST CONDITIONING PROCESS
A conditioning process that is employed with a high selectivity catalyst (HSC) during an initial phase (i.e., start-up) of the epoxidation process is provided. The HSC conditioning process of the present disclosure ensures that the heat release from a catalyst bed containing an HSC during a start-up operation is less than 2000 kJ/Kgcat.Math.hr. The HSC containing catalyst bed that has been conditioned by the process of the present disclosure exhibits improved performance (i.e., EO selectivity) and reduced hot spots.
ETHYLENE OXIDE HIGH SELECTIVITY CATALYST CONDITIONING PROCESS
A conditioning process that is employed with a high selectivity catalyst (HSC) during an initial phase (i.e., start-up) of the epoxidation process is provided. The HSC conditioning process of the present disclosure ensures that the heat release from a catalyst bed containing an HSC during a start-up operation is less than 2000 kJ/Kgcat.Math.hr. The HSC containing catalyst bed that has been conditioned by the process of the present disclosure exhibits improved performance (i.e., EO selectivity) and reduced hot spots.
HYDROCARBON CONVERSION CATALYST
The present invention relates to a hydrocarbon conversion catalyst, comprising: a first composition comprising a dehydrogenation active metal on a solid support, and a second composition comprising a transition metal and a doping agent, wherein the doping agent is selected from zinc, gallium, indium, lanthanum, and mixtures thereof, on an inorganic support.
HYDROCARBON CONVERSION CATALYST
The present invention relates to a hydrocarbon conversion catalyst, comprising: a first composition comprising a dehydrogenation active metal on a solid support, and a second composition comprising a transition metal and a doping agent, wherein the doping agent is selected from zinc, gallium, indium, lanthanum, and mixtures thereof, on an inorganic support.
CATALYST COMPOSITION
A catalyst composition comprising (a) carrier comprising (i) 5 to 95 wt % mordenite type zeolite having a mean crystallite length parallel to the direction of the 12-ring channels of 60 nm or less and a mesopore volume of at least 0.10 cc/gram, (ii) 5 to 95 wt % ZSM-5 type zeolite; and (iii) 10 to 60 wt % inorganic binder; and (b) 0.001 to 10 wt % of one or more catalytically active metals, wherein the inorganic binder comprises titania, its preparation and its use in alkylaromatic conversion.