Gram-scale green synthesis of a highly stable cationic covalent organic framework for efficient and selective removal of ReO<sub>4</sub> <sup>-</sup>/<sup>99</sup>TcO<sub>4</sub>.
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ABSTRACT: Covalent organic frameworks (COFs) have developed as efficient and selective adsorbents to mitigate 99TcO4 - contamination. However, the eco-friendly and scalable production of COF-based adsorbents for the removal of 99TcO4 - has not yet been reported. This study explores the potential of a cationic COF (TpDB-COF) synthesized via a green hydrothermal method, achieving gram-scale yields per batch, thereby addressing a significant limitation of existing COF production methods. The TpDB-COF demonstrates an exceptional stability in strongly acidic conditions (2 weeks in 3 M HNO3), as well as in various organic solvents, making it suitable for harsh nuclear waste environments. Adsorption experiments using ReO
SUBMITTER: Li C
PROVIDER: S-EPMC11566665 | biostudies-literature | 2024 Dec
REPOSITORIES: biostudies-literature
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