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A new composite hollow fiber ultrafiltration (UF) membrane was prepared with the interfacial polymerization method. A dense layer of polyvinyl alcohol (PVA) was coated on the surface and embedded into the pores of the support polysulfone (PSf) membrane through a dead‐end filtration process and cross‐linked reaction with diisocyanate (TDI) at room temperature. The surface morphology and functional...
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