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Chitosan/polysulfone (Ch/PSf) composite hollow-fiber membranes were prepared from casting a γ-(glycidyloxypropyl)trimethoxysilane (GPTMS)-containing chitosan solution on poly(styrene sulfonic acid)-grafted (PSSA) polysulfone hollow-fiber membranes. The presence of PSSA chains on the surface of the PSf hollow-fiber membrane formed chemical bonding with chitosan chains to provide good adhesion between...