通过单6-对甲基苯磺酰β-环糊精酯(β-CD-6-OTs)与乙二胺反应引入活泼的氨基后,进一步与丙烯酸作用进行酰胺化反应,得到单乙烯基修饰β-环糊精(β-CD-6-EA),并以此为单体在交联剂N,N′-亚甲基双(丙烯酰胺)存在下,分别与丙烯酸和甲基丙烯酸-N,N-二甲氨基乙酯共聚,合成两类分子中含悬挂式β-环糊精结构的水凝胶(CEA和CED).通过红外光谱表征了水凝胶的结构,溶胀实验结果表明该水凝胶具有较好的pH,温度及离子强度敏感性.
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