Water sorption
Thermodynamic properties of water sorption isotherms of grape seed
... values of 1.2% to 3.5% (with average value of 2.35%), was only adequate for reperesenting the sorption isotherms of grape seeds with a w from 0 to 0.4 (and not the whole range). Figure 2 shows the residuals (the ...
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The Influence of Woven Fabric Structure on Kinetics of Water Sorption
... fast sorption of water at the sites of the readily accessible internal and external surfaces and amorphous regions because the sites for water sorption are completely ...the water ...
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Water sorption isotherms of globe artichoke leaves
... and water activity data are important to evaluate the phys- ical, chemical and biological changes which occur during processing and storage of biomaterials [6] in processes where water transfer exists, such ...
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Analysis of the temperature dependence of water sorption for wood on the basis of dual mode theory
... of water sorption for wood has not been examined in detail yet based on the dual mode theory, although it has been applied to various ...of water sorption for wood based on the dual mode ...
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Composite resin susceptibility to red wine staining after water sorption
... and$ sorption$ of$ staining$ agents$ within$the$super@icial$layer$of$material,$ or$ intrinsically$ resultant$ of$ physicalAchemical$ reactions$in$the$resinous$matrix,$in$the$surface$ and$ deeper$ layers$ of$ ...
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Effects of Methacrylic Acid on Physical/Mechanical Properties and Biocompatibility of Urethane Based Denture Biomaterials
... of water molecules and reduce the extent of swelling so as to “neutralize” the potential increase effect in water sorption/solubility caused by ...polymers), water sorption of the ...
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Sorption and wetting properties of pectin edible films
... the water molecules could be adsorbed (Mali et al. 2005). The water sorption isotherms for the films showed a sigmoidal shape and were influenced by the plasticiser concentration (Figure ...films ...
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Effect of temperature and water activity on heat transfer in parsley leaves in the range of temperatures 10–30 °C
... these equilibrium data are used to predict storage stability and package conditions. EMC and thermo- dynamic properties of wet materials are readily calcu- lated from water sorption isotherm (WSI) equations ...
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Influence of solvent evaporation on ultimate tensile strength of contemporary dental adhesives
... in water, which decreased after 7 days of storage in ...in water, presumably because the Clearfil SE Protect contains HEMA monomers, which are hydrophilic and would have encouraged water ...increased ...
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The self-etching two-bottled dental adhesive system containing 10-methacryloyloxidecyl dihydrogen phosphate monomer
... The water sorption and solubility, the shear-bond strengths to dentin and enamel, and cytotoxicity tests were ...and water sorption and solubility ...
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Journal of Applied Pharmaceutical Science
... moisture sorption profile (Caramella, ...more water than its native ...following water absorption followed the same trend as the hydration ...higher water sorption capacity compared to ...
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Development of Novel Phosphorylated Cellulose Acetate Polyelectrolyte Membranes for Direct Methanol Fuel Cell Application
... on water sorption of the modified membranes compared with the original and activated ones obtained by increasing the reaction time for the same OPA ...membranes water uptake could be controlled and ...
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Influence of chemical composition and environmental conditions on the textural properties of dried fruit bars
... given water activities. The moisture sorption behaviour of the control and the maltodextrin-added samples was similar below a water activity of ...same water activity, the samples showed lower ...
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Effects of processing parameters on moisture adsorption isotherms of dehydrated catfish (Clarias gariepinus)
... The design of experiment for the processing of dehydrated catfish was done using response surface methodology (RSM). The independent variables (factors) of the design were brine concentration (3%, 6% and 9%), brining ...
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Modification of microparticle surfaces by use of alkylpolyglycoside surfactants
... f water from the newly formed crystal ...in water desorption rate after crystallisation would have resulted in a net calorimetric response that was a larger ...f water was generally faster leading to ...
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A model experiment: competitive sorption of Cd, Cu, Pb and Zn by three different soils
... background electrolyte) to 1.0 g of the soil. A series of single- and multi-element solutions were prepared at varying concentrations: Cu, Pb, Zn (0.1, 0.5, 1, 2, 4, 8 mmol/l) and Cd (0.05, 0.25, 0.5, 1, 2, 4 mmol/l). ...
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1145.pdf
... roots. Sorption is the physico-chemical process in which a substance is transferred from a liquid phase to a solid phase; the reverse reaction is called ...desorption. Sorption-desorption determines the ...
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Effects of the Composition and the Preparation Methods on Oil Sorption Capacity of Recycled Rayon Waste-Kapok Mixtures (RRWK) Sorbent
... The rayon industry generates many kinds of wastes including viscose liquid, rayon fibers, and sodium sulfate. Most of these wastes are classified as hazardous waste and must be disposed of in secure landfills. Viscose ...
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Synthesis and Characterization of New Biodegradable Chitosan/Polyvinyl Alcohol/Cellulose Nanocomposite
... (including water soluble and wa- ter-insoluble polymer systems) and has been used into many polymer matrices to produce reinforced nanocom- posites ...in water [10], fabrication and application of hydrogels ...
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The Use of Activated Alumina and Magnetic Field for the Removal Heavy Metals from Water
... eters water should have, different methods are used to remove individual components of the ...of water, including ...the water clusters that can be easily bound to other molecules, ...2008]. ...
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