A first course in ion permeable membranesElectrochemical Consultancy, 1 ott 1997 - 255 pagine |
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Pagina 45
4 Chemical Modification of the Membranes It was noted above that the
membranes are manufactured using polymers where the functional groups are
precursors to the ion exchange centres. Hence, the films must be hydrolysed to
give the ...
4 Chemical Modification of the Membranes It was noted above that the
membranes are manufactured using polymers where the functional groups are
precursors to the ion exchange centres. Hence, the films must be hydrolysed to
give the ...
Pagina 200
It can be seen that for charge balance during the overall chemical change in the
cell Oi + R2 ▻ O2 + Ri (5.1) requires, in addition to the electron transfer reactions
at the anode and cathode, movement of electrons through the external circuit ...
It can be seen that for charge balance during the overall chemical change in the
cell Oi + R2 ▻ O2 + Ri (5.1) requires, in addition to the electron transfer reactions
at the anode and cathode, movement of electrons through the external circuit ...
Pagina 235
G. Faita at The Seventh International Forum on Electrolysis in the Chemical
Industry, Lake Buena Vista, Florida, November 1993. 28. D. Pletcher, J. D.
Genders, N. L. Weinberg and E. F. Spiegel, US Patent 5,246,551, (September,
1993); also ...
G. Faita at The Seventh International Forum on Electrolysis in the Chemical
Industry, Lake Buena Vista, Florida, November 1993. 28. D. Pletcher, J. D.
Genders, N. L. Weinberg and E. F. Spiegel, US Patent 5,246,551, (September,
1993); also ...
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Sommario
THE SYNTHESIS AND STRUCTURE | 35 |
THE PHYSICAL CHEMISTRY OF | 77 |
ELECTRODIALYSIS | 155 |
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A first course in ion permeable membranes Thomas A. Davis,J. David Genders,Derek Pletcher Visualizzazione frammento - 1997 |
Parole e frasi comuni
amine anion anion and cation anode anolyte applications aqueous domains aqueous solutions back migration bipolar membrane brine 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 electrolytic cells Electrosynthesis equation equivalent weight example Figure fixed ionic groups fluorocarbon flux gradient H.L. Yeager Hence hydration increase interface 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 polymerisation 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