Water activity in EO-PO block copolymers and maltodextrins: experimental data and thermodynamic modeling - Carareto, Natália Daniele Dorighello; Monteiro Filho, Elias de Souza; Pessôa Filho, Pedro de Alcântara; Stragevitch, Luis; Meirelles, Antonio José de Almeida (International Symposium on Calorimetry and Chemical Thermodynamics, 2006)