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Sorption and diffusion of water vapour on edible films
Two types of films consisting of sodium salt of carboxymethyl cellulose (NaCMC) and hydroxypropyl cellulose (HPC) as film forming materials and glycerin as plasticizer were prepared, characterized and their water vapour ...
Influence of swelling and diffusion-induced convection on polymer sorption processes
(American Institute of Chemical Engineers, 2002-09)
Unsteady-state sorption of a vapor or liquid by a polymer is modeled to include the influence of the moving phase boundary associated with the polymer swelling and diffusion-induced convection. A formulation presented ...