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Poly(4-vinylpyridinium)hydrogen sulfate: A novel and efficient catalyst for the synthesis of 13-aryl-indeno[1, 2-b]naphtha[1, 2-e]pyran-12(13H)-ones under solvent-free conditions
Poly(4-vinylpyridinium)hydrogen sulfate Indenonaphthopyrans, H-indene-1,3-dione β-Naphthol
2014/3/11
An facile and efficient protocol for the synthesis of 13-aryl-indeno[1,2-b]naphtha[1,2-e]pyran- 12(13H)- ones has been developed that proceeds via the one-pot three-component sequential reaction of an...
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...
Adsorptive Separation of Infinitesimal Sulfur Oxide in Naphtha —Reactivation of Silica Gel Using Toluene and Dimethyl Ether—
Oxidative desulfurization Adsorption Naphtha Dimethyl ether
2009/8/4
Adsorption of sulfur oxide is one of the key techniques for producing extra-low-sulfur content naphtha during oxidative desulfurization. Reactivation and repeated use of adsorbent are quite important...
Analysis of Sulfur Compounds in Straight-run Naphtha and FCC Gasoline
Sulfur containing compound Petroleum naphtha FCC gasoline
2009/8/4
Sulfur-containing compounds in straight-run naphtha and catalytic-cracked gasoline were analyzed quantitatively using gas chromatography with a sulfur chemiluminescence detector. Pretreatment of the s...
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 ...
Adsorptive Separation of Infinitesimal Sulfur Oxide in Naphtha—Screening of Adsorbents—
Oxidative desulfurization Adsorption Separation Naphtha Silica gel
2009/7/27
A model naphtha and benzothiophene-1,1-oxide (BTDO) were used to evaluate five commercial adsorbents in order to select a high-performance adsorbent for the separation of sulfur oxides generated in o...
Development of Mercury Adsorbent from Naphtha
Mercury Naphtha Activated carbon Piping corrosion
2009/7/27
Crude oil and natural gas condensate contain various metals including low levels of mercury. This mercury can cause various problems, such as catalyst degradation, piping corrosion and so on. For exa...
Isomerization of Light Naphtha over Sulfur Tolerant Pd/SO42−/ZrO2-Al2O3 Catalyst
Sulfated zirconia catalyst Palladium catalyst Light naphtha
2009/7/24
Isomerization of organic sulfur containing light naphtha was studied over metal sulfated zirconium catalyst. Even in the presence of sulfur compounds, Pd/SO42−/Zr02-Al2O3 catalyst indicated th...
Platinum-loaded Sulfated Zirconia Catalyst for Isomerization of Light Naphtha
Sulfated zirconia catalyst Platinum catalyst Isomerization Bifunctional
2009/7/24
Stabilization of SO42−/ZrO2 catalyst activity was investigated using Pt/SO42−/ZrO2 catalyst loaded with a small amount of platinum. Pt-loaded SO42−/ZrO2 catalyst showed excellent st...
Pd-impregnated Pt/SO42−/ZrO2-Al2O3 Catalysts for Isomerization of Straight Light Naphtha
Sulfated zirconia alumina catalyst Platinum catalyst Palladium catalyst
2009/7/24
Isomerization of light naphtha containing sulfur compounds was investigated over metal/SO42−/ZrO2-Al2O3 catalysts, and the appearance of sulfur tolerance was discussed using the analysis of the...
Naphtha pool of commercial gasoline and NIR-spectrum pattern
commercial gasoline NIR-spectrum pattern
2010/11/3
Naphtha pool of commercial gasoline and NIR-spectrum pattern.