Solid waste-based ceramic skeleton loaded CuFe2O4 catalyst as well as preparation method and application thereof

Through the preparation method of solid waste-based ceramic skeleton-loaded CuFe2O4 catalyst, the problem of high resource utilization of circuit board sludge and high catalyst preparation costs is solved, and high efficiency and low consumption catalytic performance is achieved, which is suitable for deep wastewater treatment.

CN119746859APending Publication Date: 2025-04-04HENAN POLYTECHNIC UNIV
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Patent Information

Application Number
CN202510121864.7
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-01-24
Publication Date
2025-04-04

AI Technical Summary

Technical Problem

In the prior art, circuit board sludge cannot be fully utilized in resource, and there is a problem of heavy metal dissolution. At the same time, the catalyst preparation cost is high, the energy consumption is large, the catalytic performance is low, and the process is complex.

Method used

The solid waste-based ceramic skeleton-loaded CuFe2O4 catalyst is prepared by mixing circuit board sludge, binder and water, and drying, granulating and sintering, and a solid waste-based ceramic skeleton-loaded CuFe2O4 catalyst with high catalytic performance is prepared.

Benefits of technology

It realizes the reduction of catalyst preparation costs and energy consumption while fully resourced and utilizes circuit board sludge, improves the catalytic performance of the catalyst, and simplifies the preparation process, which is suitable for high-efficiency and low-consumption applications in deep wastewater treatment.

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Abstract

The invention belongs to the technical field of solid waste resource utilization and catalyst preparation, and provides a solid waste-based ceramic skeleton loaded CuFe2O4 catalyst as well as a preparation method and application thereof. The method comprises the following steps: mixing circuit board sludge, an adhesive and water to obtain a complex; sequentially drying and granulating the complex to obtain a catalyst raw material ball; and preheating the catalyst raw material nodules, and sintering to obtain the solid waste-based ceramic skeleton loaded CuFe2O4 catalyst. The method is simple, low in cost and low in energy consumption, the solid waste circuit board sludge is fully recycled while the problem of heavy metal dissolution is solved, the solid waste-based ceramic skeleton loaded CuFe2O4 catalyst with excellent catalytic performance is prepared, and the method has very wide application prospects.
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