| 球形纤维素磁性阴离子交换树脂的化学转化制备及特性研究 |
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| 引用本文： | 陈中兰,梁鸿霞.球形纤维素磁性阴离子交换树脂的化学转化制备及特性研究[J].分析科学学报,2010,26(1). |
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| 作者姓名： | 陈中兰 梁鸿霞 |
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| 作者单位： | 1. 西华师范大学化学化工学院化学应用与污染控制技术四川省重点实验室,四川南充,637002
2. 攀枝花学院生物与化学工程学院,四川攀枝花,617000 |
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| 基金项目： | 四川省教育厅重点资助课题(2003A101) |
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| 摘 要： | 自制了大孔球形纤维素基阴离子交换树脂(PSC-AN),并利用化学转化法成功制备了大孔球形纤维素基磁性阴离子交换树脂(PSC-MAN)。对影响树脂质量磁化率的几个主要因素进行了探讨,实验确定最佳制备条件为:铁盐的配比为1∶10,EDTA的浓度为0.005 mol/L。对树脂的结构和性能进行了研究,表明化学转化法制备大孔球形纤维素基阴离子交换树脂(PSC-MAN)磁性强,在碱液中相当稳定,树脂磁化前后交换容量分别为Q前=1.33 meq/g、Q后=1.16 meq/g,即树脂基的交换容量基本不受磁化过程的影响。
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| 关 键 词： | 大孔球形纤维素 阴离子交换树脂 化学转化法 磁性树脂 |
Properties and Preparation of Spherical Cellulose-based Magnetic Anion Exchange Resin with Chemical Transformation |
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| CHEN Zhong-lan,LIANG Hong-xia.Properties and Preparation of Spherical Cellulose-based Magnetic Anion Exchange Resin with Chemical Transformation[J].Journal of Analytical Science,2010,26(1). |
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| Authors: | CHEN Zhong-lan LIANG Hong-xia |
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| Institution: | 1.Key Laboratories of Chemical Application and Pollution Control Technology in Sichuan;Collegeof Chemistry and Chemical Engineering;China West Normal University;Nanchong 637002;2.Department of Biological and Chemical Engineering;Panzhihua University;Panzhihua 617000 |
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| Abstract: | The spherical cellulose-based magnetic anion exchange resin was successfully prepared with chemical transformation.The main factors affecting magnetic susceptibility of the spherical cellulose-based magnetic anion exchange resin were studied and the optimum conditions were established.The structure and properties of magnetic resin were also tested.It indicated that the spherical cellulose-based magnetic anion exchange resin prepared with chemical transformation possessed high magnetic strength and was very ... |
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| Keywords: | Porous spherical cellulose Anion exchange resin Chemical transformation Magnetic resin |
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