摘要:采用氯乙酸与壳聚糖反应,合成了N-羧甲基壳聚糖,采用红外光谱(FT-IR)对其结构进行表征。考察了N-羧甲基壳聚糖对Cr-(6+)的吸附性能,探讨了N-羧甲基壳聚糖的pH值、Cr-(6+)溶液初始浓度、吸附时间和温度等因素对吸附量的影响。研究结果表明壳聚糖氨基上发生了羧甲基化反应,N-羧甲基壳聚糖对溶液中Cr-(6+)吸附性能良好。
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