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    Por favor, use este identificador para citar o enlazar este ítem:https://uvadoc.uva.es/handle/10324/58518

    Título
    Enhancement of industrial pectin production from sugar beet pulp by the integration of surfactants in ultrasound-assisted extraction followed by diafiltration/ultrafiltration
    Autor
    Fernández Delgado, MarinaAutoridad UVA Orcid
    Amo Mateos, Esther DelAutoridad UVA Orcid
    Coca Sanz, MónicaAutoridad UVA Orcid
    López Linares, Juan CarlosAutoridad UVA Orcid
    García Cubero, María TeresaAutoridad UVA Orcid
    Lucas Yagüe, SusanaAutoridad UVA Orcid
    Año del Documento
    2023
    Editorial
    Elsevier
    Descripción
    Producción Científica
    Documento Fuente
    Industrial Crops and Products, 2023, vol. 194, p. 116304.
    Abstract
    To recover industrial pectin from sugar beet pulp (SBP), a combined surfactant and ultrasound-assisted extrac- tion, followed by a concentration with ultrafiltration/diafiltration membranes is proposed. First, the operation conditions of the extraction were optimized for synthetic (Tween80, PEG4000) and natural (Saponin) surfac- tants. Tween 80 and Saponin provided maximum galacturonic acid (GalA) concentrations (5.5 and 5.8 g/L, respectively) under the best extraction conditions (4 gsurfactant/L, pH = 1, amplitude = 90%, and time = 90 min). The extracted liquid was purified and concentrated through membranes. The final retentate maintained 73% of the initial GalA and eliminated a high percentage of oligosaccharides. Finally, the pectin was precipitated with ethanol, and the precipitate solid contained 57 g GalA/100 g GalA of SBP with a high degree of esterification (DE = 81%) and MW (930 kDa). The pectin yield for the global process was 24.6%. The ultrasound-assisted extraction with surfactants followed by diafiltration/ultrafiltration could become a promising process for the chemical industry, able to provide pectin-enriched products of commercial interest from sugar beet pulp.
    Materias Unesco
    23 Química
    3308 Ingeniería y Tecnología del Medio Ambiente
    Palabras Clave
    Ultrasound-assisted extraction
    Sugar beet pulp
    Pectin
    Surfactant
    Ultrafiltration
    Diafiltration
    ISSN
    0926-6690
    Revisión por pares
    SI
    DOI
    10.1016/j.indcrop.2023.116304
    Patrocinador
    Ministerio de Ciencia e Innovación (Proyecto PID2020–115110RB-I00/ AEI/10.13039/501100011033)
    Junta de Castilla y León (UIC 320, VAG028G19, CLU-2017–09, CL-EI-2021–07)
    Junta de Castilla y Leon (postdoctoral grant E-47–2019-0114592)
    Version del Editor
    https://www.sciencedirect.com/science/article/pii/S0926669023000687
    Propietario de los Derechos
    © 2023 The Author(s)
    Idioma
    eng
    URI
    https://uvadoc.uva.es/handle/10324/58518
    Tipo de versión
    info:eu-repo/semantics/publishedVersion
    Derechos
    openAccess
    Aparece en las colecciones
    • DEP48 - Artículos de revista [265]
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    Attribution-NonCommercial-NoDerivatives 4.0 InternacionalLa licencia del ítem se describe como Attribution-NonCommercial-NoDerivatives 4.0 Internacional

    Universidad de Valladolid

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