A First Course in Ion Permeable MembranesElectrochemical Consultancy, 1997 - 255 pagine |
Dall'interno del libro
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Pagina 7
... transport by particular ions is often discussed in terms of the transport number , i . The transport number for an ion is the fraction of the total charge carried through the membrane by that particular ion . With a completely selective ...
... transport by particular ions is often discussed in terms of the transport number , i . The transport number for an ion is the fraction of the total charge carried through the membrane by that particular ion . With a completely selective ...
Pagina 22
... transport numbers in the range 0.90 0.99 . Even so , it should be emphasised that such performance represents a substantial deviation from the model behaviour . A transport number of 0.90 represents a 10 % inefficiency in any process ...
... transport numbers in the range 0.90 0.99 . Even so , it should be emphasised that such performance represents a substantial deviation from the model behaviour . A transport number of 0.90 represents a 10 % inefficiency in any process ...
Pagina 137
... transport of the anions . On the other hand , the diffusion coefficients for anions show similar dependences to ... number for the ions moving through the membrane - normally , process operation requires the migration of only one ion and any ...
... transport of the anions . On the other hand , the diffusion coefficients for anions show similar dependences to ... number for the ions moving through the membrane - normally , process operation requires the migration of only one ion and any ...
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A First Course in Ion Permeable Membranes Thomas A. Davis,J. David Genders,Derek Pletcher Visualizzazione estratti - 1997 |
Parole e frasi comuni
amine anion anion and cation anode anolyte applications aqueous domains aqueous solution back migration bipolar membrane carboxylate polymer cathode catholyte cation exchange membrane cation permeable membrane cell voltage charge Chem chemical chemistry chlor-alkali chlor-alkali industry chloride co-ions commercial membranes concentration conductivity counter ions crosslinking current density current efficiency depleting determined diffusion coefficient dilute divinylbenzene electrical Electrochem electrodialysis stack electrolyte solution Electrosynthesis equation equivalent weight example Figure fixed ionic groups fluorocarbon flux gradient H.L. Yeager H₂ H₂O Hence hydration increase interface ion exchange ion exchange capacity ion permeable membranes Ionomer layer manufacture membrane pairs membrane polymer Membrane Sci membrane surface metal mole molecules monomers NaCl Nafion NaOH Neosepta oxidation perfluorinated membranes perfluorinated polymers perfluorinated sulfonate pretreatment properties proton resistance salt splitting sodium hydroxide sodium sulfate species stability stream structure styrene/divinylbenzene copolymers sulfonate sulfonate polymer sulfuric acid temperature transport number water content