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By means of amination with diamine and methylation with methyl iodide, we have modified P84 microporous polyimide membranes with characteristics of highly charged anion-exchange membranes. FTIR (Fourier transform infrared-attenuated total reflection) and XPS (X-ray photoelectron spectroscopy) confirm the amination and methylation reactions on membrane surfaces. The intrinsic properties of the newly...
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