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Preparation and Characterization of Titania Nanoparticles from Titanium Tetrachloride and Titanium Sulfate Flocculation of Dye Wastewater
Dye wastewater Flocculation Titanium dioxide Titanium tetrachloride Titanium sulfate Sludge utilization
2010/9/8
Titanium dioxide (TiO2) is the most widely used metal oxide for environmental applications, cosmetics, paints, electronic paper and solar cells, so demand is increasing rapidly. TiO2 can be produced f...
Preparation of Proton Conductive Solid Acid Composites by Mechanical Milling
Mechanical milling Cesium hydrogen sulfate Phosphotungstic acid Proton conductivity Intermediate-temperature fuel cell
2010/9/8
New proton conductive solid acid composites were prepared by mechanical milling. First, the formation of highly proton conductive cesium-containing sulfate-phosphate double salt composites, and their ...
Novel Preparation of Uniform Heterogeneous Catalysts Derived from Hydrotalcites
Hydrotalcite derived catalyst Oxidation Dehydrogenation Reforming Shift reaction Memory effect
2010/9/8
Several heterogeneous catalysts were prepared starting from Mg-Al and Zn-Al hydrotalcites (HTs) and evaluated for oxidation, ozonation, dehydrogenation and reforming of hydrocarbons, and the CO shift ...
Influence of Preparation Factors on Ca/P Ratio and Surface Basicity of Hydroxyapatite Catalyst
Hydroxyapatite Calcium/phosphorus ratio Basicity Basic site density
2009/8/4
We aimed at precision control of the basicity of hydroxyapatite (Ca10(PO4)6(OH)2; HAP) and paid attention to four key factors in the synthesizing process—the solution's Ca/P ratio, pH, temperature and...
Preparation of Highly Active Co/SiO2 Fischer-Tropsch Synthesis Catalyst with Chelating Agents: Effect of Chelating Agents on Structure of Co Species during Preparation Steps
Fischer-Tropsch synthesis Cobalt catalyst Chelating agent Cobalt silicate
2009/7/28
The present study investigated the structure of Co species formed during the preparation of Co/SiO2 Fischer-Tropsch synthesis (FTS) catalysts with an aqueous Co nitrate solution modified with chelati...
Development of Highly Active Co-Mo Catalysts with Phosphorus and Citric Acid for Ultra-deep Desulfurization of Diesel Fractions (Part 1) Preparation and Performance of Catalysts
Cobalt molybdenum catalyst Co-Mo-S phase Diesel fuel
2009/7/27
Development of Highly Active Co-Mo Catalysts with Phosphorus and Citric Acid for Ultra-deep Desulfurization of Diesel Fractions (Part 1) Preparation and Performance of Catalysts.
Preparation of Silica-supported Nickel Catalyst by Fume Pyrolysis: Effects of Preparation Conditions of Precursory Solution on Porosity and Nickel Dispersion
Fume pyrolysis Sol-gel method Nickel catalyst Microporous silica support
2009/7/27
Ni/SiO2 catalysts were prepared by fume pyrolysis of Ni-silica sols prepared under different conditions, and the porosities and Ni dispersions were evaluated by comparison with catalysts prepared by ...
Titanium Modified USY Zeolite-based Catalysts for Hydrocracking Residual Oil (Part 3) Preparation and Activity Test of Catalysts Based on Realuminated USY
Hydrocracking Realuminated USY zeolite Titanium modification
2009/7/24
A high Si/Al ratio USY zeolite with high mesoporosity was used as the starting material for hydrocracking catalysts for residual oil to improve the catalytic selectivity for middle distillate fractio...
Preparation of Thin Palladium Membrane on Porous Stainless Stell Support Modified with Cerium Hydroxide
Palladium membrane Hydrogen separation Porous stainless steel Electroless plating
2009/7/24
A thin palladium membrane can be produced on a stainless steel porous support modified with cerium hydroxide. The membrane with the thickness of 8 μm, prepared by electroless plating, is almost defe...
Preparation of Mesophase Pitch and High Performance Carbon Fiber from Decant Oil
Decant oil Mesophase pitch Stabilization Preparation condition Carbon fiber
2009/7/24
The most efficient process and conditions for the preparation of mesophase pitch and carbon fiber from decant oil were examined. Mesophase pitch yield was extremely low (4.6%) when prepared directly b...
Titanium Modified USY Zeolite-based Catalysts for Hydrocracking Residual Oil（Part1）Preparation and Activity Test of Molybdenum Supported Catalysts
Hydrocracking Titanium modification USY zeolite Residual oil Mesopore
2009/7/23
New USY zeolite-based hydrocracking catalysts were developed to meet the increasing demand for producing clean middle distillates from residual oil. Titanium modified USY zeolite was prepared by trea...
Preparation and Characterization of Co-Mo Model Sulfide Catalysts for Hydrodesulfurization
ydrodesulfurization Model catalyst Zeolite Support effect Cobalt molybdenum catalyst
2009/7/23
Development of highly active hydrodesulfurization (HDS) catalysts is one of the most urgent problems in the petroleum industry. Better characterization and understanding of the nature of HDS catalyst...