Natural zeolites in ceramic tiles: prospects and limits (Contributo in atti di convegno)

Type
Label
  • Natural zeolites in ceramic tiles: prospects and limits (Contributo in atti di convegno) (literal)
Anno
  • 2003-01-01T00:00:00+01:00 (literal)
Alternative label
  • Dondi M., de Gennaro M., de Gennaro R., Cappelletti P., Cerri G., Guarini G., Langella A., Naimo D. (2003)
    Natural zeolites in ceramic tiles: prospects and limits
    in CIMTEC 2002 - 10th International Ceramics Congress, Firenze, July 14-19, 2002
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Dondi M., de Gennaro M., de Gennaro R., Cappelletti P., Cerri G., Guarini G., Langella A., Naimo D. (literal)
Pagina inizio
  • 127 (literal)
Pagina fine
  • 134 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#titoloVolume
  • Advances in science and technology - Symposium \"Science for New Technology of Silicate Ceramics\" (literal)
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  • 34 (literal)
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  • CIMTEC 2002 ? 10th International Ceramics Congress, Symposium ?Science for New Technology of Silicate Ceramics?, P. Vincenzini and M. Dondi eds., Advances in Science and Technology, 34 (2003) 127-134, Techna srl, Faenza (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • CNR-ISTEC, Istituto di Scienza e Tecnologia dei Materiali Ceramici, Via Granarolo 64, 48018 Faenza (Italy) Dipartimento di Scienze della Terra, Università Federico II, Via Mezzocannone 8, 80138 Naples (Italy) Facoltà di Scienze, Università del Sannio, Complesso Universitario Via Port'Arsa 11, 82100 Benevento (Italy) (literal)
Titolo
  • Natural zeolites in ceramic tiles: prospects and limits (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#isbn
  • 8886538367 (literal)
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  • P. Vincenzini and M. Dondi (literal)
Abstract
  • Low-cost zeolitic rocks are promising substitutes for feldspathic fluxes in ceramic bodies, since their fusibility, scarce hardness and high CEC should improve grinding and sintering. Five large-scale Italian deposits with different mineralogy were characterised and used in porcelain stoneware bodies. Their behaviour during grinding, pressing, drying and firing was appraised in laboratory and compared with zeolite-free bodies. Zeolites increased the slip viscosity during wet grinding, causing a coarser grain size distribution and consequently some drawbacks in both unfired and fired tiles. Overcoming this hindrance by dry grinding of zeolitites, the technological behaviour of zeolite-bearing tiles appear to be similar to current porcelain stoneware, though with larger firing shrinkage and residual closed porosity. (literal)
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