A New Generation of Catalytic Poly(vinylidene fluoride) Membranes: Coupling Plasma Treatment with Chemical Immobilization of Tungsten-Based Catalyst (Articolo in rivista)

Type
Label
  • A New Generation of Catalytic Poly(vinylidene fluoride) Membranes: Coupling Plasma Treatment with Chemical Immobilization of Tungsten-Based Catalyst (Articolo in rivista) (literal)
Anno
  • 2006-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1002/adfm.200500502 (literal)
Alternative label
  • Linda Caterina Lopez; Maria Giovanna Buonomenna; Enrica Fontananova; Giuseppe Iacoviello; Enrico Drioli; Riccardo d'Agostino; Pietro Favia (2006)
    A New Generation of Catalytic Poly(vinylidene fluoride) Membranes: Coupling Plasma Treatment with Chemical Immobilization of Tungsten-Based Catalyst
    in Advanced functional materials (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Linda Caterina Lopez; Maria Giovanna Buonomenna; Enrica Fontananova; Giuseppe Iacoviello; Enrico Drioli; Riccardo d'Agostino; Pietro Favia (literal)
Pagina inizio
  • 1417 (literal)
Pagina fine
  • 1424 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 16 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 11 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Via Orabona 4, 70126 Bari (Italy) Institute on Membrane Technology National Research Council of Italy ITM-CNR, University of Calabria E. Fontananova, Prof. Enrico Drioli CEMIF.CAL, Department of Chemical Engineering and Materials University of Calabria Institute of Inorganic Methodologies and Plasmas IMIP-CNR c/o University of Bari, Plasma Solution Srl. Via Orabona 4, 70126 Bari (Italy (literal)
Titolo
  • A New Generation of Catalytic Poly(vinylidene fluoride) Membranes: Coupling Plasma Treatment with Chemical Immobilization of Tungsten-Based Catalyst (literal)
Abstract
  • A new generation of catalytically active membranes for secondary amine oxidation and phenol degradation has been developed by coupling the advantages of low-temperature plasma-modification processes with surface chemical immobilization reactions of catalysts. Poly(vinylidene fluoride) membranes have been modified with NH3 radiofrequency glow discharges in order to graft amino groups at their surface, providing active sites for stable immobilization of tungsten-based heterogeneous catalysts. Particular attention has been focused on tungstate, WO4 2-, and decatungstate, W10O32 4-, which act efficiently as catalysts for the oxidation of secondary amines and as photocatalysts for the degradation of organic pollutants, respectively. Plasmamodified membranes surface-tailored with WO4 2- have been used in catalytic membrane reactors to activate hydrogen peroxide for oxidizing secondary amines to nitrones; membranes modified with W10O32 4- have been used for the complete degradation of phenol. The obtained results, in terms of amine-nitrone conversion and phenol degradation, respectively, appear extremely promising; these modified membranes can be considered as a pioneering, successful example of heterogenization of W-based catalysts on plasma-treated membranes. (literal)
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