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Tunmise Ayode Otitoju,Dafu Jiang,Yuanyuan Ouyang,Mohammed Ahmedelbadawi Mohammed Elamin,San-xi Li 한국공업화학회 2020 Journal of Industrial and Engineering Chemistry Vol.83 No.-
In this study, CaCu3Ti4O12 (CCTO) modified polyethersulfone (PES) HF membranes were prepared via drywetphase inversion by adding different concentration of CCTO particles (0–4 wt.%) in the dope solution. The synthesized PES/CCTO composites were characterized by viscosity measurement, scanning electronmicroscope, X-ray diffraction, contact angle, pore size, and pore size distribution. Theflux and thephotocatalytic activity of CCTO entrapped PES membranes were subsequently evaluated by crossflowultrafiltration and the photodegradation of Rhodamine B (RhB) under UV irradiation, respectively. Thepure water permeability of the composite membranes improved considerably upon the addition of CCTOowing to its slightly improved hydrophilicity and moderate pore size. The results also show that the PES/CCTO composite exhibited a higher photocatalytic activity, which was mainly attributed due to thecrystallite size of CCTO particles.