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Effects of operation conditions, solvent and gelation bath on morphology and performance of PPESK asymmetric ultrafiltration membrane

✍ Scribed by Weina Sun; Lei Li; Cuixian Chen; Jiding Li


Publisher
John Wiley and Sons
Year
2008
Tongue
English
Weight
478 KB
Volume
108
Category
Article
ISSN
0021-8995

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## Abstract Cellulose acetate (CA) is widely used in membrane processes. In this study, CA (weight‐average molecular weight = 52,000) was mixed with poly(vinyl pyrrolidone) (PVP; weight‐average molecular weight = 15,000) as an additive in 1‐methyl‐2‐pyrrolidone as a solvent. The phase‐inversion met