| 海藻酸钠/聚乙烯醇共混膜制备及对离子吸附性能 |
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| 引用本文： | 何立芳,邱如斌,张夏红,林水东.海藻酸钠/聚乙烯醇共混膜制备及对离子吸附性能[J].环境科学与技术,2010,33(1). |
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| 作者姓名： | 何立芳 邱如斌 张夏红 林水东 |
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| 作者单位： | 1. 龙岩学院化学与材料工程系,福建,龙岩,364000
2. 闽西职业技术学院化学工程系,福建,龙岩,364021 |
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| 基金项目： | 福建省自然科学基金资助项目(E0610001);;福建省科技厅资助省属高校项目(2007F5081);;福建省教育厅科学研究资助项目(JB08234) |
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| 摘 要： | 以天然高分子海藻酸钠为原料,与聚乙烯醇进行溶液共混,研制海藻酸钠与聚乙烯醇共混膜。探讨了共混膜对微量A(sⅤ)、C(rⅥ)、Cu2+的吸附性能。结果表明,共混膜具有韧性、有较高的抗水性和较好的综合力学性能等特点,并且对离子的去除率较高,提高了其应用价值。
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| 关 键 词： | 共混膜 金属离子 吸附 海藻酸钠 聚乙烯醇 |
Preparation of Blend Film of Sodium Alginate and Polyvinyl Alcohol and Its Adsorption for Ions |
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| HE Li-fang,QIU Ru-bin,ZHANG Xia-hong,LIN Shui-dong.Preparation of Blend Film of Sodium Alginate and Polyvinyl Alcohol and Its Adsorption for Ions[J].Environmental Science and Technology,2010,33(1). |
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| Authors: | HE Li-fang QIU Ru-bin ZHANG Xia-hong LIN Shui-dong |
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| Institution: | 1.Department of Chemistry and Material Engineering;Longyan University;Longyan 364000;China;2.Department of Chemical Engineering;Minxi Vocational and Technical College;Longyan 364021;China |
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| Abstract: | The blend film of sodium alginate and polyvinyl alcohol was prepared and the blend film was investigated in relation to its adsorption behavior for low concentration ions including As(Ⅴ), Cr(Ⅵ) and Cu~(2+). Results indicated that the blend film had good properties, with high water resistance and high percentage of removing ions. |
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| Keywords: | blend film ions adsorption sodium alginate polyvinyl alcohol |
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