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Enhancing the antifouling property of polyethersulfone ultrafiltration membranes through surface adsorption-crosslinking of poly(vinyl alcohol)

✍ Scribed by Xiaole Ma; Yanlei Su; Qiang Sun; Yanqiang Wang; Zhongyi Jiang


Book ID
104054631
Publisher
Elsevier Science
Year
2007
Tongue
English
Weight
868 KB
Volume
300
Category
Article
ISSN
0376-7388

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## Abstract A proton‐exchange membrane for a direct methanol fuel cell was prepared by modifying the chemical structure of poly(vinyl alcohol) (PVA) via a sulfonation. The sulfonation was carried out by using sulfophthalic acid (sPTA) as a sulfonating agent. The sulfonated PVA membranes, with a var