Synthesis and proton conductivity of adsorption-saturated and solvated porous hydroxyethylated cyclam layers on the surface of PVC-coated cellulose fabric |
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Authors: | A Ya Fridman A Yu Tsivadze E M Morozova N P Sokolova A M Voloshchuk I I Bardyshev A M Gorbunov I Ya Polyakova V N Titova A A Yavich O P Shapokhina N V Petrova A A Averin |
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Institution: | 1. Frumkin Institute of Physical Chemistry and Electrochemistry, Russian Academy of Sciences, Moscow, Russia
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Abstract: | Porous layers of associates of adsorption-saturated and benzene- and hexane-solvated chloride and sulfate of hydroxyethylated cyclams with acid aqua complexes were synthesized on the surface of PVC-coated cellulose fabric. The porous structure of the layers includes a system of internal pores connected with the external pores via the diamine rings of the common walls of the hydroxyethylated cyclam nets; the internal pores are filled with the associates; the solvent molecules are adsorbed on the developed surface of the layers or solvate it. The H+ motion rate in a layer placed in solvent vapors or liquid solvents was measured; the layers were found to be nonlinear H+ conductors. The potential of H+ transition from the acid solution into the layer, the H+ mobility constant, and the field variation constant of the H+ mobility of the layer depend on the layer composition. The adsorption and solvation are accompanied by the formation of host-guest molecular complexes between the diamine rings of the cyclam nets and the benzene or hexane molecules, affecting the resistance of the associates to the incorporation of H+ ions and the H+ mobility in the associates. |
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