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Molecularly imprinted polymer based on metal-organic frameworks: synthesis and application on determination of dibutyl phthalate
Polymer-Plastics Technology and Materials ( IF 2.7 ) Pub Date : 2020-08-14 , DOI: 10.1080/25740881.2020.1786582
Yongfeng Kang 1, 2, 3 , Lu Zhang 1 , Qinghua Lai 1 , Chunwei Lin 1 , Kaili Wu 1 , Lutong Dang 1 , Li Li 1, 2, 3
Affiliation  

The molecular surface imprinted graft copolymer of metal-organic framework MOF-5 with methacrylic acid were prepared by free radical polymerization with dibutyl phthalate as the template molecule using initiator of azobisisobutyronitrile as adsorption system. The prepared MIPs@MOF-5 were characterized by fourier transform infrared spectroscopy, scanning electron microscopy, Brunner−Emmet−Teller measurements, adsorption isotherms, kinetics and selectivity experiments, which showed higher specificity, sensitivity, stability, and better adsorption performance. The results suggested that MIPs@MOF-5 had two sites of adsorption behavior and can recognize sensitively and selectively the template molecules. Moreover, the MIPs@MOF-5 was successfully applied to the analysis of tap water sample.



中文翻译:

基于金属有机骨架的分子印迹聚合物:邻苯二甲酸二丁酯的合成及在测定中的应用

以偶氮二异丁腈为引发剂,以邻苯二甲酸二丁酯为模板分子,通过自由基聚合制备了金属有机骨架MOF-5与甲基丙烯酸的分子表面印迹接枝共聚物。通过傅立叶变换红外光谱,扫描电子显微镜,Brunner-Emmet-Teller测量,吸附等温线,动力学和选择性实验对制备的MIPs @ MOF-5进行了表征,显示出更高的特异性,灵敏度,稳定性和更好的吸附性能。结果表明,MIPs @ MOF-5具有两个吸附行为,可以灵敏和选择性地识别模板分子。此外,MIPs @ MOF-5已成功应用于自来水样品的分析。

更新日期:2020-08-14
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