随着超滤膜的应用不断扩大,膜污染问题也日趋严重,从而使膜的通透性迅速下降,膜的使用期限大大缩短,生产成本增加.针对超滤膜的污染,我们采用正交实验法进行实验室模拟,研制出一种高效的碱性膜清洗剂.同时对膜的清洗进行了试验,其膜的通量恢复率可以达到110％以上,有效延长了膜的使用寿命.
参考文献
| [1] | Fernandez E;Benito JM;Pazos C;Coca J .Ceramic membrane ultrafiltration of anionic and nonionic surfactant solutions[J].Journal of Membrane Science,2005(1):1-6. |
| [2] | A.A.Kavitskaya .Separation characteristics of charged ultrafiltration membranes modified with the anionic surfactant[J].Desalination: The International Journal on the Science and Technology of Desalting and Water Purification,2005(1/3):409-414. |
| [3] | Mansoor Kazemimoghadam;Toraj Mohammadi .Chemical cleaning of ultrafiltration membranes in the milk industry[J].Desalination: The International Journal on the Science and Technology of Desalting and Water Purification,2007(1/3):213-218. |
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