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Keywords: sulfonated polyimides
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Journal Articles
Publisher: ASME
Article Type: Special Issue Research Papers
J. Electrochem. En. Conv. Stor. August 2006, 3(3): 308–311.
Published Online: November 30, 2005
... support. Using a flexible non-sulfonated diamine, it has been possible to synthesize a series of sulfonated polyimides soluble in NMP in the presence of phosphotungstic acid. It has been shown that the nature of the solvent used for casting the membranes induces rather small differences...