| abstract |
The invention relates to a Co 2+ /ZnO material with a double-layer structure and a preparation method thereof, belonging to the technical field of chemical engineering and functional materials. The Co 2+ /ZnO material with double-layer structure is to attach the Co 2+ /ZnO nanomaterial to the wire mesh, and then cover the surface of the Co 2+ /ZnO nanomaterial with stearic acid; wherein, the Co 2+ /ZnO nanomaterial is The chemical formula of the material is Zn 1‑x Co x O, 0.01≤x≤0.1; the structure of the Co 2+ /ZnO nanomaterial is a double-layer structure: the bottom layer is nanorods, the upper layer is nanoflowers; the diameter of the nanorods is 50-300nm, The length is 100-600nm, and the wall thickness of the nanoflower is 30-100nm. The material prepared by the invention has excellent photocatalytic performance and oil-water separation performance. |