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Zeolite-based composites for the adsorption of toxic matters from water: A review
Journal of Environmental Chemical Engineering ( IF 7.7 ) Pub Date : 2021-07-22 , DOI: 10.1016/j.jece.2021.106088
Leila Roshanfekr Rad 1 , Mansoor Anbia 1
Affiliation  

The adsorption of toxic matters from water using zeolites has been developed due to the low cost of operation and adsorbent. However, their use due to the lower efficiency of natural zeolites and the difficult reusability of nanosized-synthetic zeolites is limited. In recent twenty years, the use of zeolite-based composites in the forms of zeolite/inorganic and zeolite/polymer composites has been accelerated for the adsorption of toxic matters from water sources. This review summarized the recent studies on the capability of zeolite-based composites toward toxic matters adsorption such as heavy metal ions, dyes, herbicides, and drugs from water. The main adsorption mechanisms using the zeolite-based composites are surface adsorption, chelation, ion exchange, electrostatic interaction, diffusion and, complexation. The comparison of the capability of zeolite-based composites and raw zeolites for the removal of toxic maters from the water provides the valuable applicability of the zeolite-based composites for actual wastewater treatment in the future.



中文翻译:

用于吸附水中有毒物质的沸石基复合材料:综述

由于操作成本和吸附剂成本低,已经开发了使用沸石从水中吸附有毒物质。然而,由于天然沸石的低效率和纳米级合成沸石难以重复使用,它们的使用受到限制。近二十年来,沸石基复合材料以沸石/无机和沸石/聚合物复合材料的形式用于吸附水源有毒物质的应用已经加速。这篇综述总结了最近关于沸石基复合材料对水中重金属离子、染料、除草剂和药物等有毒物质吸附能力的研究。使用沸石基复合材料的主要吸附机制是表面吸附、螯合、离子交换、静电相互作用、扩散和络合。

更新日期:2021-07-22
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