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Oxidative Desulfurization of Naphtha with Hydrogen Peroxide in Presence of Acid Catalyst in Naphtha/Acetic Acid Biphasic System
Oxidative desulfurization Naphtha Hydrogen peroxide Acetic acid Thiophene Hydrodesulfurization
2010/9/8
Oxidative desulfurization of naphtha with H2O2 in the presence of H2SO4 in the naphtha/acetic acid (AcOH) biphasic system was investigated. All organosulfur compounds examined were smoothly oxidized i...
High Propylene Selectivity in Methanol-to-olefin Reaction over H-ZSM-5 Catalyst Treated with Phosphoric Acid
ZSM-5 Methanol-to-olefin Light olefin Phosphoric acid Propylene production MFI
2010/9/8
H-ZSM-5 zeolite was treated with phosphorus acid by impregnating H-ZSM-5 with aqueous solutions of phosphoric acid at various concentrations. H-ZSM-5 (P-HZSM-5) modified with phosphoric acid was used ...
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 ...
Development of Novel Proton Conductors Consisting of Solid Acid/pyrophosphate Composite for Intermediate-temperature Fuel Cells
Intermediate-temperature fuel cell Composite electrolyte Solid acid Pyrophosphate Composite effect
2010/9/8
Fuel cells are attractive energy conversion devices with high efficiencies and low emissions, and many studies have been conducted so far. Among them, fuel cells operating at 200-600°C are promising t...
Influence of Degree of Unsaturation of Fatty Acid Methyl Ester on Oxidative Deterioration Behavior of Model Biodiesel Mixed Diesel Fuel
Biodiesel Fatty acid methyl ester Oxidation stability Sludge Sulfur compound
2010/9/8
In order to investigate the influence of fatty acid methyl ester (FAME) on oxidative deterioration behavior of biodiesel mixed diesel fuel, FAME/tetradecane mixtures were prepared as model biodiesel/d...
Hydroconversion of Dimethylpentanes from Methylcyclohexane Using Two Consecutive Reactors Packed with Pt-modified Solid Acid Catalyst and Supported Ir Catalyst
Supported iridium catalyst Ring contraction Ring opening Clean gasoline Consecutive reactors
2010/9/8
Hydroconversion of methylcyclohexane was conducted over various noble metal-loaded catalysts at 493 K and atmospheric pressure. On the bases of the proposed reaction route and the rate of reaction ove...
Oxidative Degradation Behavior of Fatty Acid Methyl Ester in Fish Oil Biodiesel and Improvement of Oxidation Stability by Partial Hydrogenation
Biodiesel Fish oil Oxidation stability Sludge Hydrogenation Noble metal catalyst
2010/9/8
Waste cooking oil contaminated with fish oil has potential uses as a biodiesel fuel feedstock. The changes in properties of fish oil fatty acid methyl ester (FAME) caused by oxidation were first evalu...
Active Catalyst Derived from Nb-containing Heteropoly Acids: Their Acid Properties and Catalysis in Friedel-Crafts Reactions
Heteropoly acid Friedel-Crafts reaction Support effect NMR EXAFS Temperature programmed desorption
2010/9/8
A ternary-mixed oxide catalyst, H3PO4-WO3-Nb2O5, was prepared with the evacuation of a mixed solution of phosphoric acid, niobic oxalate, and (NH4)10W12O41, followed by calcination in air. We found th...
Selective Catalytic Reduction of NO with Fatty Acid Methyl Ester as Reductant over Ag/Al2O3 Catalyst
Nitrogen oxide Selective catalytic reduction Fatty acid methyl ester
2009/8/4
Selective reduction of NO using fatty acid methyl esters (FAMEs) as the reducing agents was investigated over 3 wt% Ag/Al2O3 catalyst. NO reduction with C6-C14 saturated FAMEs showed volcano-type temp...
Bioethanol Production from Lignocellulosic Biomass Requiring No Sulfuric Acid: Mechanochemical Pretreatment and Enzymic Saccharification
Lignocellulosic biomass Bioethanol Mechanochemical pretreatment
2009/8/4
Bioethanol has become an important product recently. Manufacture depends on sugar or starch, but such processes conflict with the requirements for food supply. Lignocellulose has high potential as fe...
Selective Synthesis of Gas Oil via Oligomerization of Light Olefins Catalyzed by Methanesulphonic Acid
Methanesulphonic acid Light olefin Butene Selective synthesis Gas oil
2009/7/28
The oligomerization of light olefins, such as ethylene, propylene, 1-butene and isobutene, catalyzed by methane?sulphonic acid (MSA) was evaluated to synthesize liquid hydrocarbons in a high pressure...
Photochemical and Enzymatic Synthesis of Malic Acid from Pyruvic Acid and HCO3- with Combination System of Zinc Chlorin-e6 and Malic Enzyme in Aqueous Medium
Malic acid synthesis Zinc chlorin-e6 Malic enzyme Enzymatic synthesis
2009/7/28
Photochemical and enzymatic synthesis of malic acid from pyruvic acid and HCO3- was studied with malic enzyme (ME) and NADP+ photoreduction with ferredoxin-NADP+-reductase (FNR) by visible light phot...
Tungstophosphoric Acid-catalyzed Oxidative Desulfurization of Naphtha with Hydrogen Peroxide in Naphtha/Acetic Acid Biphasic System
Oxidative desulfurization Naphtha Tungstophosphoric acid Hydrogen peroxide
2009/7/28
The 12-tungstophosphoric acid (TPA)-catalyzed oxidative desulfurization of naphtha with H2O2 was investigated. All organosulfur compounds examined were efficiently oxidized with H2O2 and TPA catalyst ...
Oxidation of Ethane over Silicomolybdic Acid Catalysts: Catalytic Activity for Homogeneous and Heterogeneous Pathways
Ethane oxidation Silicomolybdic acid Molybdenum oxide catalyst
2009/7/28
Ethane oxidation was examined over silica supported silicomolybdic acid (SMA) catalysts under conditions described as excellent for partial oxidation to investigate the catalytic activities in the pr...
Steam Reforming Reaction of Biomass-derived Substances over Nanoporous Ru/ZrO2 Catalysts (Part 1) Steam Reforming Reaction of Acetic Acid
Ruthenium catalyst Mesoporous zirconia support Acetic acid Steam reforming reaction
2009/7/27
To develop a gasification process for biomass, the steam reforming reaction of acetic acid, which is one of the major components of bio-oil, was carried out using Ru catalyst supported on zirconia pr...