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dc.contributor.author
Saux, Clara
dc.contributor.author
Leal Marchena, Candelaria
dc.contributor.author
Pizzio, Luis Rene
dc.contributor.author
Pierella, Liliana Beatriz
dc.date.available
2017-01-09T19:45:46Z
dc.date.issued
2016-08
dc.identifier.citation
Saux, Clara; Leal Marchena, Candelaria; Pizzio, Luis Rene; Pierella, Liliana Beatriz; Dodecatungstocobaltate supported over ZSM-5 zeolite as novel solid catalyst in selective sulfide oxidation; Springer; Journal of Porous Materials; 23; 4; 8-2016; 947–956
dc.identifier.issn
1380-2224
dc.identifier.uri
http://hdl.handle.net/11336/10994
dc.description.abstract
The catalytic behavior of a Keggin type potassium dodecatungstocobaltate (II) salt supported on ZSM-5 zeolite for wet peroxide oxidation of 2-(methylthio) benzothiazole, as a model organic sulfide, was thoroughly studied. Microporous ZSM-5 zeolite was obtained by the hydrothermal crystallization method. The Keggin salt was incorporated in the MFI zeolite matrix by the wet impregnation method followed by calcination at 350 °C. Catalysts were further characterized by X ray diffraction, UV–Vis diffuse reflectance spectroscopy and scanning electron microscopy-EDAX techniques. Supported and bulk Keggin dodecatungstocobaltate (II) were compared with pure H-ZSM-5 zeolite as catalysts for the sulfide oxidation. When the reaction was not catalyzed, just a 9 mol% of sulfide conversion was obtained. Reaction parameters, such as nature of the solvent, hydrogen peroxide concentration, reaction time, catalyst mass, substrate initial concentration and reaction temperature, were evaluated to reach the optimum reaction conditions, considering substrate conversion and sulfoxide and sulfone selectivities. Catalyst stability in several oxidation cycles was also examined.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Springer
dc.rights
info:eu-repo/semantics/restrictedAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Keggin Heteropolycompound
dc.subject
Zsm-5
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2-(Methylthio)Benzothiazole
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Mild Oxidation
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Otras Ingeniería Química
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Ingeniería Química
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INGENIERÍAS Y TECNOLOGÍAS
dc.title
Dodecatungstocobaltate supported over ZSM-5 zeolite as novel solid catalyst in selective sulfide oxidation
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2017-01-06T19:53:46Z
dc.identifier.eissn
1573-4854
dc.journal.volume
23
dc.journal.number
4
dc.journal.pagination
947–956
dc.journal.pais
Alemania
dc.journal.ciudad
Berlin
dc.description.fil
Fil: Saux, Clara. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Centro de Investigación y Tecnología Química. Universidad Tecnológica Nacional. Facultad Regional Córdoba. Centro de Investigación y Tecnología Química; Argentina
dc.description.fil
Fil: Leal Marchena, Candelaria. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Centro de Investigación y Tecnología Química. Universidad Tecnológica Nacional. Facultad Regional Córdoba. Centro de Investigación y Tecnología Química; Argentina
dc.description.fil
Fil: Pizzio, Luis Rene. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Centro de Investigación y Tecnología Química. Universidad Tecnológica Nacional. Facultad Regional Córdoba. Centro de Investigación y Tecnología Química; Argentina
dc.description.fil
Fil: Pierella, Liliana Beatriz. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Centro de Investigación y Tecnología Química. Universidad Tecnológica Nacional. Facultad Regional Córdoba. Centro de Investigación y Tecnología Química; Argentina
dc.journal.title
Journal of Porous Materials
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1007/s10934-016-0152-9
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://link.springer.com/article/10.1007/s10934-016-0152-9
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