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    Por favor, use este identificador para citar o enlazar este ítem:http://uvadoc.uva.es/handle/10324/21900

    Título
    Porosimetric characterization of polysulfone ultrafiltration membranes by image analysis and liquid–liquid displacement technique
    Autor
    Calvo Díez, José IgnacioAutoridad UVA Orcid
    Peinador Dávila, René Israel
    Prádanos del Pico, Pedro LourdesAutoridad UVA Orcid
    Bottino, Aldo
    Comite, Antonio
    Firpo, Raffaella
    Hernández Giménez, AntonioAutoridad UVA Orcid
    Año del Documento
    2015
    Editorial
    Elsevier
    Descripción
    Producción Científica
    Documento Fuente
    Desalination 2015, vol. 357, p. 84–92
    Résumé
    Structural and surface properties of two commercial polysulfone ultrafiltration membranes have been evaluated by different techniques. Pore size distributions have been determined by Liquid–Liquid Displacement Porosimetry (LLDP) as well as by image analysis performed onto Field Emission Scanning Electron Microscopy (FESEM) images of the membrane surfaces. Fourier TransformInfrared Spectroscopy (FTIR) has been used to investigate membrane composition, and in particular, to obtain proper information on the presence of an additive within the membrane structure. Porosimetric results obtained by the two independent techniques compared reasonably well and the Molecular Weight Cut Off (MWCO) of the two membranes estimated from LLDP pore size distribution was found to be in good agreement with the nominal values given by manufacturers.
    Materias (normalizadas)
    Ultrafiltration
    Pore size distribution
    Liquid–Liquid Displacement Porosimetry
    Electron microscopy
    MolecularWeight Cut-Off
    ISSN
    0011-9164
    Revisión por pares
    SI
    DOI
    10.1016/j.desal.2014.11.012
    Patrocinador
    Junta de Castilla y León (programa de apoyo a proyectos de investigación – Ref. VA302U13)
    Version del Editor
    http://www.sciencedirect.com/science/article/pii/S0011916414006031
    Idioma
    eng
    URI
    http://uvadoc.uva.es/handle/10324/21900
    Derechos
    openAccess
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    • DEP31 - Artículos de revista [168]
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    PREV-09-Desalination-357-84-92-2015.pdf
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    Attribution-NonCommercial-NoDerivatives 4.0 InternationalExcepté là où spécifié autrement, la license de ce document est décrite en tant que Attribution-NonCommercial-NoDerivatives 4.0 International

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