A First Course in Ion Permeable MembranesElectrochemical Consultancy, 1997 - 255 pagine |
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Pagina 179
... Graphite electrodes have also been used successfully in EDR . Unless such electrodes stable under both anodic and cathodic conditions are installed , care must be exercised to ensure that the polarity of electrodialysis electrodes is ...
... Graphite electrodes have also been used successfully in EDR . Unless such electrodes stable under both anodic and cathodic conditions are installed , care must be exercised to ensure that the polarity of electrodialysis electrodes is ...
Pagina 203
... graphite anodes . 2C1 - 2e Cl2 ( 5.9 ) Note that O2 evolution is always a possible competing reaction since according to thermodynamics , it occurs more readily than Cl2 evolution . 2H2O 4e - O2 + 4H * ( 5.10 ) Fortunately in ...
... graphite anodes . 2C1 - 2e Cl2 ( 5.9 ) Note that O2 evolution is always a possible competing reaction since according to thermodynamics , it occurs more readily than Cl2 evolution . 2H2O 4e - O2 + 4H * ( 5.10 ) Fortunately in ...
Pagina 204
... graphite spheres is used . This mercury cell process is still widely practised today with almost 48 % of the world production of chlorine and sodium hydroxide being manufactured via this route . The main change in the technology was the ...
... graphite spheres is used . This mercury cell process is still widely practised today with almost 48 % of the world production of chlorine and sodium hydroxide being manufactured via this route . The main change in the technology was the ...
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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 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 exchange polymer 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