ARTICLE
23 Li, Y.; Wang, F.; Yang, J.; Liu, D.; Roy, A.; Case, S.; Lesko,
proton conductivity, mechanical) and morphology of the pro-
ton exchange membranes based on S-PES copolymers, in the
next work we will investigate these correlations. So based on
the results will be obtained we propose to synthesize and
characterize S-SPES copolymers with higher MMD and DS.
J.; McGrath, J. E. Polymer 2006, 47, 4210–4217.
24 Lee, M.; Park, J. K.; Lee, H. S.; Lane, O.; Moore, R. B.;
McGrath, J. E.; Baird, D. G. Polymer 2009, 50, 6129–6138.
25 Wang, F.; Hickner, M.; Kim, Y. S.; Zawodzinski, T. A.;
McGrath, J. E. J Membr Sci 2002, 197, 231–242.
The authors acknowledge the partial financial support from
National Council of Research (CNR) (Rome) and from Italian
Ministry for University and Research (MIUR) (PRIN 2007).
26 Schuster, M.; Kreuer, K. D.; Andersen, H. T.; Maier, J. Mac-
romolecules 2007, 40, 598–607.
27 Iojoiu, C.; Chabert, F.; Marechal, M.; Kissi, N.; El Guindet, J.;
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