聚砜中空纤维超滤基膜的制备.pdf

: Journal of X inyang Norm alUniversity 22 4 2009 10 Natural Science Ed itionVol. 22 No. 4 Oct. 2009 DOI: 10. 3969/j. issn. 1003-0972. 2009. 04. 025 1, 2 3 1 1* 2 邓建绵 , 王 岩, 张浩勤, 刘金盾 , 蒋蒙宾 ( 1. , 450011; 2. , 450001; 3. , 450007) : 采用干喷湿纺技术制备聚砜中空纤维超 基膜, 并系统研究纺丝液各成分浓度纺丝工艺参数对 超 基膜性能的影响. 研究结果表明, 随着聚砜 ( PSF)浓度丙酮浓度和干纺程的增加, 超 基膜的水通量减 少, 截留率增加; 随聚乙烯吡咯烷酮( PVP) 浓度芯液中N, N- 二甲基乙酰胺( DMAc) 浓度的增加,超 基膜的 水通量增加, 截留率减少; 随凝固浴温度的增加, 超 基膜水通量和截留率均增加. : 聚砜; 中空纤维; 超 基膜; 纺丝参数 : Q 028. 8 : A : 1003-0972( 2009) 04-0572-05 Preparation and Characterization of the PSF hollow fiber ultrafiltration supportmembrane 1, 2 3 1 1* 2 DENG Jian m ian , WANG Yan , ZHAN Hao qin, LIU Jin dun , JIANGM eng bin ( 1. North China Un iversity ofW ater Conservancy and Electric Pow er, Zhengzhou 450011, Ch ina, 2. College of Chem ical Engineering, Zhengzhou University, Zhengzhou 450002, Ch ina; 3. Zhengzhou W ater Supp ly Corporation, Zhengzhou 450007, China) Abstract: he hollow fiber ultrafiltration m em brane is not onlyw idely applied in industry field such asw ater treat- ment, it is but also ab road applied in preparation study of nanofiltration membrane and reverse osm osism em brane as support membrane. he PSF hollow fiber UF support membrane w as preparation by dry-jet wet sp inn ing, and the effects of concentraion of every com ponent and sp inn ing technology param eters on membrane perform ance were studied systematically. he resu lts show that its pure w ater f