Portilla, Maria Teresa; Llopis, Francisco J.; Moliner Marin, Manuel; Martínez, Cristina(MDPI AG, 2021-06)
[EN] Methane, the main component of natural gas, is an interesting source of chemicals and clean liquid fuels, and a promising alternative raw material to oil. Among the possible direct routes for methane conversion, its ...
[EN] The increasing environmental concern and promotion of “green processes” are forcing the substitution of traditional acid and base homogeneous catalysts by solid ones. Among these heterogeneous catalysts, zeolites and ...
Van der Perre, Stijn; Gelin, Pierre; Claessens, Benjamin; Martin-Calvo, Ana; Saint Remi, Julien Cousin; Duerinck, Tim; Baron, Gino V.; Palomino Roca, Miguel; Sánchez, Ledys Yelitza; Valencia Valencia, Susana; Shang, Jin; Singh, Ranjeet; Webley, Paul A.; Rey Garcia, Fernando; Denayer, Joeri F. M.(John Wiley & Sons, 2017)
[EN] A vapor phase adsorptive recovery process is proposed
as an alternative way to isolate biobutanol from acetone-butanolethanol
(ABE) fermentation media, offering several advantages
compared to liquid phase separation. ...
[EN] In this work, a new zeolite named as ITQ-69, has been synthesized, characterized and its application as selective adsorbent for industrially relevant light olefins/paraffins separations has been assessed. This material ...
[EN] From theoretical calculations and a rational synthesis methodology, it has been possible to prepare nanocrystalline (60-80 nm) chabazite with an optimized framework Al distribution that has a positive impact on its ...
[EN] In this work, mixed matrix membranes (MMMs) composed of small-pore zeolites with various topologies (CHA (Si/Al = 5), LTA (Si/Al = 1 and 5), and Rho (Si/Al = 5)) as dispersed phase, and the hugely permeable ...
Misturini, Alechania(Universitat Politècnica de València, 2023-01-23)
[ES] Los métodos de química computacional se han empleado en el estudio de materiales de zeolita aplicados a procesos de separación. Se consideró un enfoque clásico, donde los campos de fuerza se seleccionaron durante los ...
Sala Huedo, Gabriela(Universitat Politècnica de València, 2023-11-03)
[ES] En estos últimos años la química sostenible y su aplicación en los procesos químicos ha
ido cobrando cada vez más importancia. Para cumplir con esto, cada día se buscan nuevas
rutas de síntesis más sostenibles y con ...
Li, Zhibin(Universitat Politècnica de València, 2014-11-17)
(1) We will show that nano sized samples of SAPO-34 synthesized by microwave heating presents much higher lifetime than standard-SAPO-34 synthesized by conventional hydrothermal method for the reaction of methanol to ...
Portilla Ovejero, Mª Teresa; Llopis Alonso, Francisco; Martínez, Cristina(Royal Society of Chemistry, 2015)
[EN] Non-oxidative methane aromatization is an attractive direct route for producing higher hydrocarbons. It is highly selective to benzene despite the low conversion due to thermodynamic limitations, and Mo/H-ZSM-5, the ...
Díaz Rey, María del Rocío(Universitat Politècnica de València, 2023-04-18)
[ES] El aumento constante en la demanda de combustibles sumado a la crisis energética actual derivada de una escasez global de combustibles, y agravada por la suma de consecuencias de la pandemia COVID-19, la guerra de ...
[EN] Zeolite Y, with a high SiO2/Al(2)O(3)ratio (SAR), plays an important role in fluidized catalytic cracking processes. However, in situ synthesis of zeolite Y with high SARs remains a challenge because of kinetic ...
Pérez Botella, Eduardo(Universitat Politècnica de València, 2022-11-22)
[ES] En esta tesis se han estudiado las propiedades de diferentes adsorbentes zeolíticos y su uso en separaciones de mezclas fluidas de interés industrial. La selección de los materiales se ha realizado poniendo especial ...
[EN]
The industrially-viable aerobic alpha-alkylation of cyclic and acyclic ketones with allyl and alkyl alkenes in the presence of catalytic amounts of Mn2+, under homo- and heterogeneous conditions, is achieved here. ...
VENNESTROM, PETER NICOLAI RAVNBORG(Universitat Politècnica de València, 2014-10-14)
With increasing legislative demands to remove nitrogen oxides (NOx) from automotive diesel exhaust, new catalyst systems are investigated and intensely studied in industry as well in academia. The most prevailing catalytic ...
Li, Chengeng; Vidal Moya, José Alejandro; Miguel, Pablo J.; Dedecek, Jiri; Boronat Zaragoza, Mercedes; Corma Canós, Avelino(American Chemical Society, 2018-08)
[EN] Controlling the location of acid sites in zeolites can have a great effect on catalysis. In this work we face the objective of directing the location of AI into the 10R channels of ZSM-5 by taking advantage of the ...
Sastre Calabuig, Francesc; Fornes Seguí, Vicente; Corma Canós, Avelino; García Gómez, Hermenegildo(American Chemical Society, 2011-11)
[EN] Methane can directly be transformed into liquid C 1 oxygenated products with selectivities above 95% at 13% conversion by deep UV photocatalysis, in the presence of H 2O and air. Pure silica zeolites, and more ...
[EN] Extra-large pore zeolites are a small subset (21) among the whole list of 253 zeolites available. The discovery of new low-glycemic sugars is very attractive as new healthy additives in the food field. This is the ...
[EN] The adsorptive vapour phase separation of 1-butanol from a synthetic ABE (acetone, 1-butanol, ethanol) mixture has been studied for the first time on a set of unidirectional small pore pure silica zeolites with ITW, ...
Cerrillo, J. L.; Palomares Gimeno, Antonio Eduardo; Rey Garcia, Fernando(Elsevier, 2020-10-01)
[EN] In this work, different Ag-zeolites have been evaluated as biocide materials against two common bacteria, displaying an excellent bactericidal activity in different media. The results demonstrate that the amount of ...