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   Articles with "dibenzothiophene" as a keyword



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Competitive reactive adsorption desulphurization of dibenzothiophene and hydrogenation of naphthalene over Ni/ZnO

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recommendations! Published in 2018 at "Canadian Journal of Chemical Engineering"

DOI: 10.1002/cjce.23064

Abstract: Ni-based catalysts are good alternatives to noble metal ones for hydrogenation. However, few effective sulphur-resistant supported Ni catalysts are available commercially so far. This paper presents a Ni/ZnO catalyst prepared by coprecipitation. The optimal calcination… read more here.

Keywords: hydrogenation; hydrogenation naphthalene; adsorption desulphurization; dibenzothiophene ... See more keywords
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A novel surface imprinted polymer/magnetic hydroxyapatite nanocomposite for selective dibenzothiophene scavenging

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recommendations! Published in 2017 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2017.07.105

Abstract: Abstract Highly selective adsorbent for dibenzothiophene (DBT) was successfully designed and prepared. Molecularly imprinted polymer (MIP) and magnetic hydroxyapatite (MHAP) were used as building blocks for the novel nanocomposite adsorbent. MIP/MHAP was synthesized by grafting… read more here.

Keywords: adsorption; dibenzothiophene; surface; magnetic hydroxyapatite ... See more keywords
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Hierarchically macro-mesoporous Ni-Mo/Al2O3 catalysts for hydrodesulfurization of dibenzothiophene

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recommendations! Published in 2019 at "Catalysis Communications"

DOI: 10.1016/j.catcom.2018.12.020

Abstract: Abstract Ni Mo catalysts supported on hierarchically macro-mesoporous alumina were prepared and applied to the hydrodesulfurization (HDS) of dibenzothiophene (DBT). The alumina supports with different macroporous structures (either parallel macropores or interconnected macropores) were synthesized… read more here.

Keywords: mesoporous al2o3; catalysts hydrodesulfurization; dibenzothiophene; macro mesoporous ... See more keywords
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HDS of dibenzothiophene with CoMoS2 synthesized using elemental sulfur

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recommendations! Published in 2017 at "Inorganica Chimica Acta"

DOI: 10.1016/j.ica.2017.06.028

Abstract: Abstract An unsupported cobalt molybdenum sulfide catalyst was prepared using ammonium heptamolybdate, cobalt nitrate and elemental sulfur under reflux in ammonium hydroxide. The crystal structure of the precursor was identified using XRD and was determined… read more here.

Keywords: dibenzothiophene; comos2 synthesized; elemental sulfur; hds dibenzothiophene ... See more keywords
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Hydrogenolysis and β–elimination mechanisms for C S bond scission of dibenzothiophene on CoMoS edge sites

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recommendations! Published in 2021 at "Journal of Catalysis"

DOI: 10.1016/j.jcat.2021.01.030

Abstract: Abstract Unraveling the mechanisms of hydrodesulfurization (HDS) of dibenzothiophene (DBT) and the corresponding active sites represents a scientific challenge to improve the intrinsic performances of Co-promoted MoS2 (CoMoS) catalysts. By using density functional theory calculations,… read more here.

Keywords: comos; bond scission; dibenzothiophene; elimination ... See more keywords
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Hydrothermal synthesis, characterization and magnetic properties of BaFe2O4 nanostructure as a photocatalytic oxidative desulfurization of dibenzothiophene

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recommendations! Published in 2017 at "Separation and Purification Technology"

DOI: 10.1016/j.seppur.2016.11.071

Abstract: Abstract In this work BaFe 2 O 4 nanostructures have been produced hydrothermal method using PTSA ( p -toluenesulfonic acid) as fuel. The as-produced nanostructures were characterized by techniques like X-ray powder diffraction (XRD), Fourier… read more here.

Keywords: hydrothermal synthesis; dibenzothiophene; photocatalytic oxidative; oxidative desulfurization ... See more keywords
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Hybrid Porous Molybdenum Disulfide Monolith for Liquid Removal of Dibenzothiophene

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recommendations! Published in 2017 at "Industrial & Engineering Chemistry Research"

DOI: 10.1021/acs.iecr.7b03313

Abstract: Molybdenum disulfide (MoS2) has been historically used as a hydrodesulfurization (HDS) catalyst and industrial lubricant. Because of its 2D nature and unique properties, MoS2 is being considered for new applications in catalysis and electronics. In… read more here.

Keywords: hybrid porous; monolith; dibenzothiophene; molybdenum disulfide ... See more keywords
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Synthesis of zirconium modified FDU-12 by different methods and its application in dibenzothiophene hydrodesulfurization

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recommendations! Published in 2018 at "RSC Advances"

DOI: 10.1039/c8ra05032e

Abstract: Zirconium modified mesoporous materials were successfully synthesized by different methods including direct synthesis and post synthesis (grafting and impregnating). Meanwhile, the corresponding catalysts were prepared. A series of techniques, including small-angle X-ray scattering (SAXS), transmission… read more here.

Keywords: dibenzothiophene; zirconium modified; different methods; hydrodesulfurization ... See more keywords
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Hydrodesulfurization of dibenzothiophene using NiMoWS catalysts supported on Al–Mg and Ti–Mg mixed oxides

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recommendations! Published in 2020 at "International Journal of Chemical Reactor Engineering"

DOI: 10.1515/ijcre-2019-0216

Abstract: Abstract In this work, two series of trimetallic NiMoW sulfide catalysts supported on Al–Mg(x) and Ti–Mg(x) mixed oxides with different content of MgO (x = 5, 10, 15 and 20 wt.% of MgO) were synthesized.… read more here.

Keywords: supported mixed; dibenzothiophene; catalysts supported; spectroscopy ... See more keywords
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Modified Mesoporous HMS Supported V/W for Oxidative Desulfurization of Dibenzothiophene

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recommendations! Published in 2021 at "Physical Chemistry Research"

DOI: 10.22036/pcr.2021.276639.1898

Abstract: Two V/W-HMS (hexagonal mesoporous silica) nanostructures were synthesized with various vanadium and tungsten loadings. And their catalytic activities were investigated in oxidative desulphurization of dibenzothiophene (DBT) in model diesel fuel. The catalysts were characterized using… read more here.

Keywords: oxidative desulfurization; mesoporous hms; modified mesoporous; hms supported ... See more keywords

Hydrodesulfurization of Dibenzothiophene on a CoNiMo Catalyst

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recommendations! Published in 2019 at "Revista de Chimie"

DOI: 10.37358/rc.19.9.7502

Abstract: In order to evaluate the performance of CoNiMo/g-Al2O3, the hydrogenolysis of dibenzothiophene was carried out. The conversion of dibenzothiophene, the yields of the reaction products and the unconverted sulfur content, expressed in ppm, were determined,… read more here.

Keywords: hydrodesulfurization dibenzothiophene; dibenzothiophene; conimo; dibenzothiophene conimo ... See more keywords