| 离子筛与醋酸纤维素混合超滤膜的制备及降氟性能 |
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| 引用本文： | 丛培君,孙鹤,徐应明,王淑兰,王榕树.离子筛与醋酸纤维素混合超滤膜的制备及降氟性能[J].环境科学学报,1999,19(4):462-464. |
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| 作者姓名： | 丛培君 孙鹤 徐应明 王淑兰 王榕树 |
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| 作者单位： | 天津大学化学工程系 |
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| 摘 要： | 在超滤膜制备过程中，间铸膜液中引入了亲氟物质－水合氧化镧，经熟化制备的混合超滤膜具有分离大分子和降低水体中氟离子浓度两种功能，以含氟饮用水为研究对象，对其混合膜的降氟机理进行了探讨。
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| 关 键 词： | 超滤膜 水合氧化镧 氟 离子筛 饮水净化 |
| 收稿时间： | 1997/11/10 0:00:00 |
| 修稿时间： | 1998/3/12 0:00:00 |
The preparation of the ultrafiltration membrane with ion sieve for removing fluorine |
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| CONG Peijun,SUN He,XU Yingming,WANG Shulan and WANG Rongshu.The preparation of the ultrafiltration membrane with ion sieve for removing fluorine[J].Acta Scientiae Circumstantiae,1999,19(4):462-464. |
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| Authors: | CONG Peijun SUN He XU Yingming WANG Shulan and WANG Rongshu |
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| Institution: | Dept.of Chemical Engineering, Tianjin University, Tianjin 300072,Dept.of Chemical Engineering, Tianjin University, Tianjin 300072,Dept.of Chemical Engineering, Tianjin University, Tianjin 300072,Dept.of Chemical Engineering, Tianjin University, Tianjin 300072 and Dept.of Chemical Engineering, Tianjin University, Tianjin 300072 |
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| Abstract: | In the process of preparing ultrafiltration membrane,the introduction of hydrated lanthanum oxide La2O3· n H2O makes the ultrafiltration membrane possess two functions-separating large molecules and decreasing the concentration of fluorine in the water.The mechanism of removing fluorine of the ultrafiltration membrane was discussed. |
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| Keywords: | ultrafiltration membrane hydrated lanthanum oxide fluorine |
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