Rheology of Long-Chain Branched Polypropylene Copolymers (Articolo in rivista)

Type
Label
  • Rheology of Long-Chain Branched Polypropylene Copolymers (Articolo in rivista) (literal)
Anno
  • 2013-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1002/app.38076 (literal)
Alternative label
  • Zulli, Fabio; Andreozzi, Laura; Passaglia, Elisa; Augier, Sylvain; Giordano, Marco (2013)
    Rheology of Long-Chain Branched Polypropylene Copolymers
    in Journal of applied polymer science (Print); WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim (Germania)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Zulli, Fabio; Andreozzi, Laura; Passaglia, Elisa; Augier, Sylvain; Giordano, Marco (literal)
Pagina inizio
  • 1423 (literal)
Pagina fine
  • 1432 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 127 (literal)
Rivista
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Department of Physics 'Enrico Fermi', University of Pisa, and IPCF-CNR, largo Bruno Pontecorvo 3, 56127 Pisa, Italy ICCOM-CNR UOS Pisa, Area della Ricerca, via Moruzzi 1, 56124 Pisa, Italy Department of Chemistry and Industrial Chemistry, University of Pisa, 56124 Pisa, Italy (literal)
Titolo
  • Rheology of Long-Chain Branched Polypropylene Copolymers (literal)
Abstract
  • In this work, we provide more insight into the rheological properties of functionalized polypropylene copolymers with modified architectures, which originate long-chain branching. The evaluation of the average distance between branches and the fraction of long-chain branch points has been carried out quantitatively, by numerical fitting of experimental data according to a literature model, and the viscoelastic response of the samples has been analyzed in terms of a Carreau-Yasuda-like model and Cole-Cole plots. These analyses allowed us to discriminate the viscoelastic behavior of the samples on the basis of their feed composition. Moreover, we were able to highlight direct correlations between viscosity, long-chain branching level, distance between branching points and functionalization degrees of PP polymers (literal)
Editore
Prodotto di
Autore CNR
Insieme di parole chiave

Incoming links:


Prodotto
Autore CNR di
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#rivistaDi
Editore di
Insieme di parole chiave di
data.CNR.it