Transport of dilute organics through dense membranes: Assessing impact on membrane-solute interactions

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• 作者：Sofia C. Fraga^a ; Anna Kujawska^b ; Wojciech Kujawski^b ; ^{kujawski@chem.umk.pl} ; Carla Brazinha^a ; ^{c.brazinha@fct.unl.pt} ; Jo&atilde ; o G. Crespo^a
• 关键词：ci ; bulk ; concentrations of the solute i in the bulk (-) ; ci ; bl ; concentrations of the solute i in the boundary layer (-) ; cimperm ; concentrations of the solute i in the membrane in the permeate (-) ; ciperm ; concentrations of the solute i in the permeate (-) ; c*i ; m ; equilibrium concentration in the membrane (wt./wt.) ; c*i ; f ; equilibrium concentration in the liquid (wt./wt.) ; Di-j ; diffusion coefficient of the solute in the solvent calculated using the Wilke-Chang equation (m2 s&minus ; 1) ; Di ; diff
• 刊名：Journal of Membrane Science
• 出版年：2017
• 出版时间：1 February 2017
• 年：2017
• 卷：523
• 期：Complete
• 页码：346-354
• 全文大小：881 K
• 卷排序：523

文摘

Characterisation of PDMS membranes synthesised varying the crosslinking degree. Membrane characterisation in a pervaporation system coupled to a mass spectrometry. Transient regime monitoring using on-line mass spectrometry technique. Solute solubilisation within the polymer matrix causing internal rearrangements. Solute-membrane molecular interactions and membrane fluidification.