[EN] This paper deals with an investigation of hexagonal W-Nb-O and W-V-Nb-O bronzes as catalysts for the one-pot oxidehydration of glycerol into acrylic acid. In a previous work, we reported that the best yield to acrylic ...
Chieregato, Alessandro(Universitat Politècnica de València, 2016-04-14)
[EN] The project of this Ph.D. thesis is based on a co-supervised collaboration between Università di Bologna, ALMA MATER STUDIORUM (Italy) and Instituto de Tecnología Química, Universitat Politècnica de València ITQ-UPV ...
Ivars Barceló, Francisco; Solsona Espriu, Benjamin Eduardo; Hernández Morejudo, Selene; López Nieto, José Manuel(Elsevier, 2010-01-30)
[EN] MoVTeNb mixed oxides catalysts have been prepared by a slurry method with different molar compositions (Mo/Te ratio from 2 to 6 and Nb/(V + Nb) ratio from 0 to 0.7) in the synthesis gel leading to different crystalline ...
[EN] A series of W-V-O catalysts with different m-WO3 and h-WO3 phase contents were hydrothermally synthesized by employing different tungsten, vanadium, and ammonium precursors and characterized by powder XRD, N-2 adsorption, ...
Delgado Muñoz, Daniel; Sanchis, Rut; Solsona Espriu, Benjamin Eduardo; Concepción Heydorn, Patricia; López Nieto, José Manuel(Springer-Verlag, 2020-12)
[EN] A comparative study of the catalytic properties for the oxidation of C2-C3 alkanes and olefins has been carried out over unpromoted and M-promoted NiO catalysts (Me¿=¿K, La, Ce, al, Zr, Sn, Nb). The catalysts have ...
Garcia, T.; Lopez, J. M.; López Nieto, José Manuel; Sanchis, R.; Dejoz, A.; Vazquez, M. I.; Solsona, B.(Elsevier, 2015-06)
[EN] H-2 and propylene can be obtained from propane and oxygen in defect using appropriate catalysts. Meanwhile propylene is formed from propane via oxidative or non-oxidative dehydrogenation, molecular hydrogen can be ...
DePuccio, Daniel P.; Ruiz-Rodríguez, Lidia; Rodriguez-Castellon, Enrique; Botella Asuncion, Pablo; López Nieto, José Manuel; Landry, Christopher C.(American Chemical Society, 2016-12-15)
Analyzing the structural and chemical properties of materials at the interface of metal nanoparticles and metal oxide supports is important for catalytic applications. Tungsten oxide (WO3) is a widely studied catalyst, but ...
[EN] A family of Fe-containing SBA-15 silica synthesized by a simple one-pot hydrothermal method was synthesized and tested in the hydrogen sulfide partial oxidation for sulfur production at 200 degrees C and atmospheric ...
Valente, J.S.; Quintana-Solorzano, R.; Armendariz-Herrera, H.; Barragan-Rodriguez, G.; López Nieto, José Manuel(American Chemical Society, 2014-02-05)
[EN] A MoVTeNb multimetallic mixed oxide was studied for the oxidative dehydrogenation of ethane, a promising alternative for catalytic ethylene production. Lab-scale steady-state experimental reaction data were obtained ...
Guerrero-Perez, M. O.; Valero-Romero, M. J.; Hernández Morejudo, Selene; López Nieto, José Manuel; Rodriguez-Mirasol, J.; Cordero, T.(Elsevier, 2012-11-15)
The synthesis procedure and characterization of a mesoporous carbon obtained from biomass waste by a simple method, generating a low-cost material, with the corresponding waste revaluation are described. The use of phosphoric ...
Sánchez-Valente, Jaime; Maya-Flores, E.; Armendariz-Herrera, H.; Quintana-Solorzano, R.; López Nieto, José Manuel(The Royal Society of Chemistry, 2018-06-21)
[EN] Synthesized via the slurry method and activated at high temperature (873 K), MoVTeNb multimetallic mixed oxides are applied to catalyze the oxidative dehydrogenation of ethane to ethylene (ODHE). Mixed oxides typically ...
Botella Asuncion, Pablo; Solsona Espriu, Benjamin Eduardo; López Nieto, José Manuel; Concepción Heydorn, Patricia; Jorda Moret, Jose Luis; Domenech Carbo, Mª Teresa(Elsevier, 2010)
Mixed metal oxides based in Mo(W)–Nb–V–Te with tetragonal tungsten bronze (TTB) structure have
been synthesized by a hydrothermal method from aqueous solutions of the corresponding Keggin-type heteropolyacids and further ...
[EN] Glycerol surplus from biodiesel synthesis still represents a major problem in the biofuel production chain. Meanwhile, those in the acrylic acid market are looking for new processes that are able to offer viable ...
Solsona Espriu, Benjamin Eduardo; Concepción Heydorn, Patricia; López Nieto, José Manuel; Dejoz, A.; Cecilia, J. A.; Agouram, S.; Soriano Rodríguez, Mª Dolores; Torres, V.; Jimenez-Jimenez, J.; Rodriguez Castellon, E.(Royal Society of Chemistry, 2016)
[EN] Porous clay heterostructures (PCH) have shown to be highly efficient supports for nickel oxide in the oxidative dehydrogenation of ethane. Thus NiO supported on silica with a PCH structure shows productivity towards ...
[EN] Catalysts consisting of NiO diluted in high surface area TiO2 can be as efficient in the oxidative dehydrogenation of ethane as the most selective NiO-promoted catalysts reported previously in the literature. By ...
Oviedo Carrillo, María José(Universitat Politècnica de València, 2019-10-29)
[ES] El objetivo de este trabajo de Tesis Final de Master es poder observar la eficacia y selectividad de catalizadores con estructura de Bronce Tungsteno Hexagonal (HTB), basados en tungsteno ¿wolframio¿ y vanadio que ...
Cortés Ortiz, William Giovanni(Universitat Politècnica de València, 2020-09-02)
[ES] La oxidación catalítica de hidrocarburos es un proceso que se evalúa desde los inicios de la catálisis debido a la importancia de obtener productos de interés comercial que contribuyan con el desarrollo industrial y ...
[EN] MoVTeO and MoVTeNbO catalysts have been prepared, characterized (by XRD, Raman, IR. XPS, oxygen isotopic-exchange and IR of adsorbed methanol) and tested in the partial oxidation of propane to acrylic acid. The catalysts ...
García-González, E.; Soriano Rodríguez, Mª Dolores; Urones-Garrote, E; López Nieto, José Manuel(Royal Society of Chemistry, 2014)
[EN] Hexagonal (W,V)O3−x oxides of high thermal stability have been synthesized hydrothermally through the
intermediate products Nax(W,V)O3·zH2O and (NH4)0.33−x(W,V)O3−y. The obtained crystals show nanostructured
surface ...