Construction of cationic covalent organic framework for efficient gold extraction

被引:0
|
作者
Jiang, Yequan [1 ]
Liu, Jie [1 ]
Huang, Zhengcheng [1 ]
Li, Jianqiang [1 ,2 ]
Luo, Feng [1 ]
机构
[1] East China Univ Technol, Natl Key Lab Uranium Resources Explorat Min & Nucl, Nanchang 344000, Jiangxi, Peoples R China
[2] Jiang Xi Zheng Pu Yi He Technol Co Ltd, Nanchang 344000, Jiangxi, Peoples R China
关键词
RECOVERY;
D O I
10.1039/d4cc03303e
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
In this work, we report a rare ionic covalent organic framework (named as ECUT-iCOF-5) synthesized by the Knoevenagel reaction using an ionic liquid monomer. ECUT-iCOF-5 is found to show a promising potential for gold extraction with a high extraction ability towards gold, including a high extraction capacity (3260 mg g-1), good selectivity over both cations and anions, and good recycle use (at least six times).
引用
收藏
页码:13271 / 13274
页数:4
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