Application of dithiocarbamate modified silica gel in wastewater treatment

The silica material DTC-AT-2, modified with dithiocarbamate, solves the problem of poor adsorption of radionuclides Co2+ and Mn2+ in the prior art, achieving high selectivity and high efficiency adsorption, especially significantly improving the adsorption capacity of Co2+, and maintaining good performance in complex environments.

CN119926375BActive Publication Date: 2025-11-04ROCKET FORCE UNIV OF ENG
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Patent Information

Application Number
CN202510154621.3
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2025-02-12
Publication Date
2025-11-04
Estimated Expiration
2045-02-12

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Abstract

This invention discloses the application of dithiocarbamate-modified silica gel in wastewater treatment, relating to the field of wastewater treatment technology. Its key technical points are: Co... 2+ and Mn 2+ The adsorption rate on dithiocarbamate-modified silica spheres is controlled by liquid film diffusion; Co 2+ and Mn 2+ The adsorption on dithiocarbamate-modified silica spheres is a spontaneous, endothermic, and entropy-increasing process; the adsorption of Co on dithiocarbamate-modified silica spheres is... 2+ It has high selectivity and can adsorb low-level radioactive substances in wastewater. 60 Co 2+ .
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Patent Citations

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