Excess molar enthalpies of binary mixtures containing poly(ethylene glycol) 200 + four cyclic ethers at (288.15, 298.15 and 313.15) K and at atmospheric pressure (Articolo in rivista)

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Label
  • Excess molar enthalpies of binary mixtures containing poly(ethylene glycol) 200 + four cyclic ethers at (288.15, 298.15 and 313.15) K and at atmospheric pressure (Articolo in rivista) (literal)
Anno
  • 2003-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1016/S0040-6031(02)00501-4 (literal)
Alternative label
  • Ottani Stefano; Francesconi Romolo; Comelli Fabio; Castellari Carlo (2003)
    Excess molar enthalpies of binary mixtures containing poly(ethylene glycol) 200 + four cyclic ethers at (288.15, 298.15 and 313.15) K and at atmospheric pressure
    in Thermochimica Acta
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Ottani Stefano; Francesconi Romolo; Comelli Fabio; Castellari Carlo (literal)
Pagina inizio
  • 87 (literal)
Pagina fine
  • 93 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#altreInformazioni
  • Lo studio sui polietilenglicoli e' di rilevanza perche' possono essere utilizzati nei processi biotecnologici di estrazione e purificazione. (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 401 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#descrizioneSinteticaDelProdotto
  • Studio orientato alla comprensione dell'interazione polimero-solvente (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • ISOF-CNR, Bologna Univ Bologna, Dipartimento Chim G Ciamician, Alma Mater Studiorum, I-40126 Bologna, Italy (literal)
Titolo
  • Excess molar enthalpies of binary mixtures containing poly(ethylene glycol) 200 + four cyclic ethers at (288.15, 298.15 and 313.15) K and at atmospheric pressure (literal)
Abstract
  • Excess molar enthalpies, of binary mixtures containing poly(ethylene glycol) (PEG) 200 + 1,3-dioxolane, PEG 200 + 1,4-dioxane, PEG 200 + oxolane and PEG 200 + oxane were determined using a flow microcalorimeter at (288.15, 298.15 and 313.15) K and at atmospheric pressure. The enthalpic curves are always positive, with maxima varying from 393J mol(-1) (1.3-dioxolane) to 658 J mol(-1) (oxolane), showing asymmetrical trends. The effect of the temperature is well marked on the calorimetric data that increase as the temperature is increased. The Redlich-Kister polynomial was used to estimate the binary fitting parameters. Root-mean-square deviations from the regression lines are reported. (literal)
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