Combined effects of hollow fiber fabrication conditions and casting mixture composition on the properties of polysulfone ultrafiltration membranes

Reyhan Sengur-Tasdemir, Gulsum Melike Urper, Turker Turken, Esra A. Genceli, Volodymyr V. Tarabara, Ismail Koyuncu*

*Bu çalışma için yazışmadan sorumlu yazar

Araştırma sonucu: Dergiye katkıMakalebilirkişi

11 Atıf (Scopus)

Özet

This study is focused on identifying the combined effects of fabrication conditions and casting mixture composition on the properties of hollow fiber (HF) membranes. Three variables evaluated are air gap ( dgap = 0 and 2.5 cm); coagulation bath temperature ( Tc 25°C; 35°C; 45°C) and molecular weight of polyvinylpyrrolidone (MWPVP = 10; 40; 65; 360; 1000 kDa). Prepared HF membranes were characterized in terms of specific permeate flux; surface morphology, charge and hydrophilicity; bovine serum albumin (BSA) rejection, Young modulus, and resistance to fouling by BSA. We illustrate that both higher Tc and higher MWPVP are required to achieve optimal membrane morphology and performance.

Orijinal dilİngilizce
Sayfa (başlangıç-bitiş)2070-2079
Sayfa sayısı10
DergiSeparation Science and Technology
Hacim51
Basın numarası12
DOI'lar
Yayın durumuYayınlandı - 12 Ağu 2016

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Publisher Copyright:
© 2016 Taylor & Francis.

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