Study on the Effect of Spinning Conditions on Performance Parameter of Hollow-Fiber Ultrafiltration Membrane Filament

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Abstract:

In order to clarify the relationship between spinning conditions and performance parameters of hollow-fiber ultrafiltration (UF) membrane filament, polysulfone (PSF) hollow-fiber UF membrane was prepared, meanwhile, the performance parameters were investigated when the rotation rate of controlled volume pump and the winding speed of UF membrane filament is stationary. It was found that with the water flux of central tube in spinneret increase, the diameter and loading density increase, the thickness decrease, the sectional area and porosity increase, the tensile strength and fracture length increase firstly and then decrease. Comprehensively considering the appearance size and tenacity, the best water flux of central tube in spinneret is 20 ml/min.

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37-40

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June 2013

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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DOI: 10.1016/s0376-7388(00)81280-6

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