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Catalytic Activities of Platinum Supported on Silica-modified Alumina for Hydrodesulfurization of Thiophene
Hydrodesulfurization Thiophene Platinum catalyst Silica modification
2009/8/4
Hydrodesulfurization (HDS) of thiophene over silica-modified alumina-supported platinum (Pt/SiO2-Al2O3) catalysts was examined. The HDS activity of a Pt/Al2O3 catalyst was enhanced by silica modifica...
Comparison by 35S Radiotracer Methods of Hydrodesulfurization Behavior for Molybdenum, Cobalt-Molybdenum and Nickel-Molybdenum Catalysts Supported on γ-Alumina and High Specific Surface Area Titania
Hydrodesulfurization Dibenzothiophene γ-Alumina High surface area titania
2009/7/28
The differences between MoS2, CoMoS and NiMoS HDS catalysts supported on γ-alumina and high SSA titania are investigated based on the results of [35S]DBT HDS experiments. Previous studies of MoS2 and ...
Control of Macropore Structure of Hydrocracking Catalyst by Silica-alumina Particle Size and Influence on Hydrocracking Activity and Middle Distillate Selectivity
Hydrocracking Diffusivity Macropore structure Particle size Middle distillate selectivity
2009/7/28
Hydrocracking (HC) catalysts consisting mainly of silica-alumina and a small amount of ultra stable Y type (USY) zeolite were prepared with silica-alumina powders of different mean particle sizes, an...
Catalytic Performance of Noble Metals Supported on Alumina-modified Silica Gel for Hydrodesulfurization Reaction
Hydrodesulfurization Thiophene Noble metal catalyst Alumina modification
2009/7/28
The catalytic activities and properties of noble metals (Pt, Pd, Rh, Ru) supported on silica gel (SiO2) and alumina-modified silica gel (Al2O3-SiO2) were investigated for the hydrodesulfurization of ...
Improvement of Lifetime of Ni/Mordenite Catalysts for CO2 Reforming of Methane by Support Modification with Alumina and Co-K Loading
Methane dry reforming Nickel cobalt potassium catalyst Mordenite, Alumina
2009/7/27
To improve the lifetime of catalysts for CO2 reforming of methane, Ni/H-mordenite catalyst was modified, which has high performance for the reaction. The unmodified catalyst was deactivated due to co...
Low-temperature Hydrodechlorination of Chlorobenzenes on Palladium-supported Alumina Catalysts
Hydrodechlorination Palladium catalyst Alumina catalyst Chlorobenzene
2009/7/24
Hydrodechlorination of monochlorobenzene (MCB), 1,4-dichlorobenzene (DCB), and 1,3,5-trichlorobenzene (TCB) was carried out on palladium-supported γ-alumina and alumina Lewis superacid catalysts at 2...
Hydrothermal Cracking of Furfural Extract into Middle Distillate Using Ni/Silica-alumina and Ni/Molecular Sieve Hybrid Catalyst
Furfural extract Hybrid catalyst Molecular sieve 13X
2009/7/24
Heavy residual products in petroleum refineries are a useful source of hydrocarbons, so are a potential substrate for producing middle distillates by hydrocracking technology to increase the supply ...
Effect of Addition Method of Phosphorus on Alumina-supported NiMoP Catalysts —Hydrodesulfurization of 4,6-Dimethyldibenzothiophene and Characterization Using MAS NMR—
Nickel molybdenum catalyst Phosphorus addition Hydrodesulfurization
2009/7/24
A series of Ni-Mo-P/Al2O3 catalysts with phosphorus added by different methods were prepared. The hydrodesulfurization of 4,6-dimethyldibenzothiophene (4,6-DMDBT) was carried out using the catalysts....
Synthesis of Di-t-butyl-polysulfide from Isobutene, Hydrogen Sulfide, and Sulfur (Part 1) Catalysis by Alkali Metal Oxide and Alkaline Earth Metal Oxide Loaded on Alumina
Polysulfide Solid base catalyst Alkali metal Alkaline earth metal
2009/7/24
Synthesis of di-t-butyl-polysulfide from isobutene, hydrogen sulfide and sulfur was carried out over solid base catalysts such as alkali metal and alkaline earth metal oxides loaded on alumina. The p...