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磁性-羧甲基聚糖对铜离子的吸附研究

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摘要 本论文合成了一种绿色环保的磁性-羧甲基壳聚糖微粒,利用配位化学的原理,将其用于去除水溶液中的铜离子。通过红外光谱对合成的磁性材料进行了表征,吸附实验结果表明:在常温下该磁性微粒对铜离子有强的吸附能力,对于25mL 20mg/L的Cu(Ⅱ)溶液,当吸附剂质量为6mg,吸附时间为100min时,铜离子的去除率达到98%,且很容易从水体中分离出来。
出处 《中华少年》 2016年第32期152-153,共2页
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