离子印迹技术在水质重金属电化学检测中的发展与应用

Development and Application of Ion Imprinting Technology for Electrochemical Detection of Heavy Metal in Water

在水质重金属离子检测分析中,重金属离子的识别与选择性研究一直是研究重点。近年来,作为分子印迹技术的重要发展方向,离子印迹技术因其优越的预定性、识别性和实用性等特点,成为水质重金属检测领域中的关注热点。本文主要介绍了离子印迹技术的原理以及发展,并且对本体聚合法、悬浮聚合法、沉淀聚合法、表面印迹方法等离子印迹聚合物(IIP)的制备方法进行了分析及比较。最后对离子印迹技术在水质重金属电化学检测中的应用与发展做出综述。

The recognition and selectivity of heavy metal ions have been the focus of research on the detection and analysis of heavy metal ions in water.In recent years,as an important development direction of molecular imprinting technology,ion-imprinting technology has become a focus in the field of water heavy metal detection due to its excellent predetermination, identification,and practicability.The principles and development of ion-imprinting technology are introduced mainly in this paper, and the preparation methods of ion-imprinted polymer (IIP)such as bulk polymerization,suspension polymerization,precipitation polymerization and surface imprinting are analyzed and compared. Finally,the application and development of ion-imprinting technology in electrochemical detection of heavy metals in water are reviewed.