Local and cooperative molecular mobilities in thermoplastic polymers (Articolo in rivista)

Type
Label
  • Local and cooperative molecular mobilities in thermoplastic polymers (Articolo in rivista) (literal)
Anno
  • 2004-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1080/14786430310001644378 (literal)
Alternative label
  • A. Bartolotta , G. Carini, G. D’Angelo, G. Di Marco , F. Farsaci y O. P. Grigoryeva, L. Sergeeva , O. Slisenko, G. Tripodo (2004)
    Local and cooperative molecular mobilities in thermoplastic polymers
    in Philosophical magazine (Online)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • A. Bartolotta , G. Carini, G. D’Angelo, G. Di Marco , F. Farsaci y O. P. Grigoryeva, L. Sergeeva , O. Slisenko, G. Tripodo (literal)
Pagina inizio
  • 1591 (literal)
Pagina fine
  • 1598 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://www.tandf.co.uk/journals (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 84 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 8 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • - Istituto per i Processi Chimico-Fisici, C.N.R.,Via La Farina 237, I-98123 Messina, Italy - Dipartimento di Fisica and Istituto Nazionale per la Fisica della Materia,Universita` di Messina, Salita Sperone 31, I-98166 Messina, Italy - Institute of Macromolecular Chemistry, National Academy of Sciences of Ukraine, 02160 Kiev, Ukraine (literal)
Titolo
  • Local and cooperative molecular mobilities in thermoplastic polymers (literal)
Abstract
  • Comparative measurements of calorimetry and low-frequency mechanical spectroscopy (temperature interval between 120 and 400 K) in a thermoplastic interpenetrating polymer network based on semicrystalline poly(urethane) and a styrene–acrylic acid block copolymer show the existence of distinct calorimetric and mechanical transitions associated with the two components, as a clear indication of a multiple-phase heterogeneous structure. In contrast with the apparent thermodynamic incompatibility of the components, significant deviations in the magnitudes of local and cooperative transitions from a simple dilution effect are revealed. These findings are associated with a limited miscibility due to weak interactions (hydrogen bondings) between the functional groups of the two polymeric components. (literal)
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