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Autor Seoane Rodríguez, Benjamín |
Documentos disponibles escritos por este autor (29)
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García Villaluenga, Juan Pedro ; Khayet Souhaimi, Mohamed ; Godino Gómez, María Paz ; Seoane Rodríguez, Benjamín ; Mengual Cabezón, Juan Ignacio | Elsevier Science BV | 2005-12The effect of the membrane thickness on the pervaporation separation of methanol and methyl tertiary butyl ether mixtures through membranes was studied. Membranes of a wide range of thicknesses were prepared from two different polymers: cellulos[...]![]()
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Barragán García, Vicenta María ; García Villaluenga, Juan Pedro ; Izquierdo Gil, María Amparo ; Godino Gómez, María Paz ; Seoane Rodríguez, Benjamín ; Ruiz Bauzá, Carlos | Elsevier Science BV | 2008-10-15Liquid permeation and uptake measurements of pure water and methanol were carried out using three commercial cation-exchange membranes: Nafion-117 (perfluorinated polyethylene with pendant ether-linked side chains terminated with sulfonated grou[...]![]()
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García Villaluenga, Juan Pedro ; Seoane Rodríguez, Benjamín ; Compañ, V. | 1998-10-03The permeability and diffusivity of oxygen, carbon dioxide, nitrogen, and helium have been obtained for a range of linear low density polyethylene (LLDPE) films prepared from the same raw materials but with different processing conditions. The m[...]![]()
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Barragán García, Vicenta María ; García Villaluenga, Juan Pedro ; Godino Gómez, María Paz ; Izquierdo Gil, María Amparo ; Ruiz Bauzá, Carlos ; Seoane Rodríguez, Benjamín | Academic Press Inc Elsevier Science | 2009-05-15Solvent uptake, hydraulic and electroosmotic permeabilities, true cation transport number, effective fixed charge concentration, and limiting current values have been determined in aqueous LiCl solutions for three commercial cation-exchange memb[...]![]()
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García Villaluenga, Juan Pedro ; Seoane Rodríguez, Benjamín | 2001-12-13In recent years, we have investigated gas-transport phenomena in coextruded linear low-density polyethylene (LLDPE) membranes. For the most part, coextruded LLDPE membranes were investigated because of their excellent mechanical properties, whic[...]![]()
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Khayet Souhaimi, Mohamed ; García Villaluenga, Juan Pedro ; Valentin, J. L. ; López Manchado, Miguel Ángel ; Mengual Cabezón, Juan Ignacio ; Seoane Rodríguez, Benjamín | Elsevier Ltd. | 2005-11-14The effects of silica and silane modified silica fillers on the pervaporation properties of poly (2,6-dimethyl-1,4-phenylene oxide) (PPO) dense membranes have been studied. Crystallinity, thermal and mechanical properties of unfilled and filled [...]![]()
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García Villaluenga, Juan Pedro ; Barragán García, Vicenta María ; Izquierdo Gil, María Amparo ; Godino Gómez, María Paz ; Seoane Rodríguez, Benjamín ; Ruiz Bauzá, Carlos | John Wiley & SONS INC | 2009-11-05Liquid permeation measurements of water, methanol, and 2-propanol were carried out using a commercial cation-exchange membrane Nafion-117 (perfluorinated polyethylene with pendant ether-linked side chains terminated with sulfonated groups). The [...]![]()
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García Villaluenga, Juan Pedro ; Seoane Rodríguez, Benjamín ; Hradil, J. ; Sysel, P. | Elsevier Science BV | 2007-11-15Heterogeneous carbon molecular sieves and hypercrosslinked polystyrene microparticles adsorbent-based membranes with a (ODPA-BIS P) polyimide binder were prepared. The effect of adsorbent particles on the gas transport properties of heterogeneou[...]![]()
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García Villaluenga, Juan Pedro ; Khayet Souhaimi, Mohamed ; Lopez Manchado, M. A. ; Valentin, J. L. ; Seoane Rodríguez, Benjamín ; Mengual Cabezón, Juan Ignacio | Elsevier | 2007-04Polypropylene membranes modified with natural and organically modified montmorillonite clays were prepared. The permeability, diffusivity and solubility of helium, oxygen and nitrogen were determined for the unfilled and filled membranes over th[...]![]()
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Micrographs obtained using scanning electron microscopy reveal that the drawing of co-extruded linear low-density polyethylene (LLDPE) films produces numerous changes in their surface. It is necessary to analyse the effect of these changes on ga[...]![]()
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Godino Gómez, María Paz ; Barragán García, Vicenta María ; García Villaluenga, Juan Pedro ; Izquierdo Gil, María Amparo ; Ruiz Bauzá, Carlos ; Seoane Rodríguez, Benjamín | Elsevier Science, SA | 2010-08-15The aim of this work was to study the sorption and transport of different water–alcohol solutions (methanol, ethanol, 1-propanol and 2-propanol solutions) when a Nafion 117 membrane is separating them. It was observed that methanol permeability [...]![]()
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Godino Gómez, María Paz ; Barragán García, Vicenta María ; Izquierdo Gil, María Amparo ; García Villaluenga, Juan Pedro ; Seoane Rodríguez, Benjamín ; Ruiz Bauzá, Carlos | Taylor & Francis Inc | 2011Measurements of liquid transport were made with a Nafion membrane at different cationic forms. The experimental data are used to estimate the alcohol permeability when the membrane is separating water and water-methanol solutions. The obtained p[...]![]()
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Barragán García, Vicenta María ; Ruiz Bauzá, Carlos ; García Villaluenga, Juan Pedro ; Seoane Rodríguez, Benjamín | Elsevier Science BV | 2004-06-15Electroosmosis experiments through a Nafion membrane have been performed using methanol–water KCl solutions in different experimental situations. The influence on the electroosmotic transport of the percentage of methanol on solvent at different[...]![]()
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Barragán García, Vicenta María ; García Villaluenga, Juan Pedro ; Seoane Rodríguez, Benjamín ; Ruiz Bauzá, Carlos | Academic Press Inc Elsevier Science | 2003-07-01In this paper, an experimental study was carried out in order to investigate the osmotic transport of methanol-water electrolyte solutions through a Nation membrane. The experimental data indicated that the Nafion membrane showed the typical ano[...]![]()
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We have investigated the effect of stacking on the permeation of carbon dioxide through multilayer LLDPE films. The measurements were carried out using samples made up of one, two, four, eight and 12 films, respectively, over the temperature int[...]![]()
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Barragán García, Vicenta María ; García Villaluenga, Juan Pedro ; Seoane Rodríguez, Benjamín ; Ruiz Bauzá, Carlos | Academic Press Inc Elsevier Science | 2003-12-15The volume flux through a cation-exchange membrane (Nafion 117) separating two equal electrolyte water-methanol solutions as a function of the pressure difference was determined under different experimental conditions. The results show that perm[...]![]()
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García Villaluenga, Juan Pedro ; Godino Gómez, María Paz ; Khayet Souhaimi, Mohamed ; Seoane Rodríguez, Benjamín ; Mengual Cabezón, Juan Ignacio | 2004-05-12Pervaporation separation and swelling experiments of methanol/methyl tert-butyl ether mixtures were performed by using a flat-sheet, dense poly(2,6-dimethyl-1,4-phenylene oxide) membrane prepared from a chloroform casting solvent. The effect of [...]![]()
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García Villaluenga, Juan Pedro ; Khayet Souhaimi, Mohamed ; Godino Gómez, María Paz ; Seoane Rodríguez, Benjamín ; Mengual Cabezón, Juan Ignacio | American Chemical Society | 2003-01-22The pervaporation characteristics of toluene/methanol, toluene/ethanol, and toluene/propanol mixtures through a linear low-density polyethylene membrane were investigated at different feed compositions. These characteristics were obtained from q[...]![]()
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Khayet Souhaimi, Mohamed ; García Villaluenga, Juan Pedro ; Godino Gómez, María Paz ; Mengual Cabezón, Juan Ignacio ; Seoane Rodríguez, Benjamín ; Khulbe, K. C. ; Matsuura, T. | Elsevier | 2004-10-15Dense flat-sheet membranes were prepared from poly(2,6-dimethyl-1,4-phenylene oxide) (PPO) using the casting solvents chloroform and 1,1,2-trichloroethylene. X-ray diffraction, tapping mode atomic force microscopy (TM-AFM), and contact angle stu[...]![]()
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Izquierdo Gil, María Amparo ; Barragán García, Vicenta María ; Godino Gómez, María Paz ; García Villaluenga, Juan Pedro ; Ruiz Bauzá, Carlos ; Seoane Rodríguez, Benjamín | Elsevier Science BV | 2009-01-12The salt flow through several commercial cation-exchange membranes separating two NaCl alcohol-water solutions with the same alcohol concentration, but different NaCl concentration was investigated. Homogeneous (Nafion-115) and heterogeneous (MK[...]![]()
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Barragán García, Vicenta María ; Ruiz Bauzá, Carlos ; García Villaluenga, Juan Pedro ; Seoane Rodríguez, Benjamín | Academic Press Inc Elsevier Science | 2004-09-01The volume flow through a Nafion membrane originated by the simultaneous action of an electric potential difference and a pressure difference has been measured using aqueous KCl solutions under different experimental conditions. The behavior has[...]![]()
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Barragán García, Vicenta María ; Ruiz Bauzá, Carlos ; García Villaluenga, Juan Pedro ; Seoane Rodríguez, Benjamín | Academic Press Inc Elsevier Science | 2005-08-15The volume flow of methanol-water potassium chloride solutions through a Nation membrane originated by the simultaneous action of electric potential and pressure gradients has been measured at different percentage, of methanol. Measurement were [...]![]()
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García Villaluenga, Juan Pedro ; Barragán García, Vicenta María ; Seoane Rodríguez, Benjamín ; Ruiz Bauzá, Carlos | Pergamon-Elsevier Science Ltd | 2006-09-15The sorption of water-methanol mixtures containing a dissolved chloride salt in a Nafion 117 membrane, and their transport through the membrane under the driving force of a pressure gradient, have been studied. Both type of experiments was perfo[...]![]()
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Godino Gómez, María Paz ; Barragán García, Vicenta María ; García Villaluenga, Juan Pedro ; Izquierdo Gil, María Amparo ; Seoane Rodríguez, Benjamín ; Ruiz Bauzá, Carlos | Elsevier Science SA | 2009-10-01This study investigates the influence of different operating parameters in the transport of water and methanol through a Nafion membrane when it is used to separatewater fromamethanol–water solution. For this purpose, measurements of mass flux a[...]