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Mahsa Khorram,Farideh Nabizadeh Chianeh,Mozhgan Shamsodin 한국공업화학회 2022 Journal of Industrial and Engineering Chemistry Vol.114 No.-
The nanofiltration membranes were prepared based on Poly Ether Sulfone (PES) via the phase inversionmethod in the study. The membranes were subsequently fabricated through interfacial polymerizationbetween Piperazine (PIP) and Trimesoyl Chloride (TMC) monomers. Consequently, the fabricated membraneswere modified using Bismuth Oxide (Bi2O3) nanoparticles. Bi2O3 nanoparticles were dispersedin PIP aqueous solution (Nano Bi2O3-TFCaq) and in TMC organic solution (Nano Bi2O3-TFCorg) by two differentprocedures to investigate the effect of nanoparticles and the manufacturing process on membraneproperties. The prepared membranes were characterized via Fourier transform infrared spectroscopy (FTIR),scanning electron microscopy (SEM) analysis, atomic force microscopy (AFM), tensile strength, andzeta potential analysis. The tests were performed to check the surface structure, chemical composition,and hydrophilicity of the modified membrane. Also, the salt and BSA rejection rate of the membraneswere investigated. Besides, both modified membranes were used to remove Hydrochlorothiazide(HCTZ) drug as the target pollutant. Eventually, it was concluded that the novel Nano Bi2O3-TFC membranescould be so useful in wastewater treatment.