以杂萘联苯聚醚砜酮(PPESK)为膜材料,N-甲基-2-吡咯烷酮(NMP)为溶剂,乙二醇甲醚(EGME)、丁酮和1,4-二氧六环为添加剂,采用干-湿相转化法制备了中空纤维膜.考察了聚合物浓度、添加剂种类、添加剂含量和干纺程对中空纤维超滤膜性能的影响.结果表明,当干纺程为15～20 mm时,聚合物浓度为19%～22%,添加剂为乙二醇甲醚时,中空纤维膜对PEG6000的截留率高于95%,纯水通量为100～120 L/(m2·h).
参考文献
| [1] | 高以烜;叶凌碧.膜分离技术基础[M].北京:科学出版社,1989 |
| [2] | 欧兴长,李淑莉,杜启云.中药制剂工艺中超滤法应用的进展和问题[J].水处理技术,1999(03):125. |
| [3] | Jian X G;Meng Y Z;Zheng H B .Polyether sulfone containing diazonaphthalene structure and preparing process[P].CN 93109180.2,1993. |
| [4] | Jian X G;Meng Y Z;Zheng H B .Polyetherone containing diazonaphthalene structure and preparing process[P].CN 93109179.9,1993. |
| [5] | Jian X.G.;Zeng L.;Xu R.X.;Dai Y. .Application of poly(phthalazinone ether sulfone ketone)s to gas membrane separation[J].Journal of Applied Polymer Science,1999(14):2385-2390. |
| [6] | Meng YZ.;Jian XG.;Tjong SC.;Hay AS. .SYNTHESIS OF NOVEL POLY(PHTHALAZINONE ETHER SULFONE KETONE)S AND IMPROVEMENT OF THEIR MELT FLOW PROPERTIES[J].Journal of Applied Polymer Science,1997(8):1425-1432. |
| [7] | Xu JA.;Xu ZL. .Poly(vinyl chloride) (PVC) hollow fiber ultrafiltration membranes prepared from PVC/additives/solvent[J].Journal of Membrane Science,2002(1/2):203-212. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%