Sulfonation

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A series of sulfonated polystyrene-b-poly(ethylene-r-butylene)-b-polystyrene (S-SEBS) membranes with high water permeability and thermo-mechanical stability were prepared to estimate the membrane utility for heating/ ventilation/air conditioner (HVAC) system. The sulfonation degrees of membranes wer
Desalination 233 (2008)

Post-sulfonation thermal treatment (psTT) has been suggested in U.S. patent 4,634,530 for attaching a sulfonate group to the aromatic ring of polybenzimidazoles (PBI), which were shown to improve separatory capabilities of PBI membranes (PBIm). In this article, the influence of a psTT on conducting
Desalination 147 (2002)