Method for preparing Bi2TeO5 material by hydrothermal method, prepared Bi2TeO5 material and application of Bi2TeO5 material

The preparation of Bi2TeO5 material through hydrothermal method solves the complex and cost-effective problems of traditional preparation methods, realizes the large-scale preparation and efficient photocatalytic performance of the material, and expands its application potential in the field of photocatalysis.

CN119702015APending Publication Date: 2025-03-28HUIZHOU UNIV
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Patent Information

Application Number
CN202411644880.6
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-11-18
Publication Date
2025-03-28

AI Technical Summary

Technical Problem

In the prior art, the preparation of Bi2TeO5 materials mainly relies on traditional single crystal growth methods, and their application in the field of photocatalysis has not been fully explored.

Method used

Bi2TeO5 material was prepared by hydrothermal method. By mixing the tellurium-containing compound solution with the bismuth-containing compound solution and conducting hydrothermal reaction under a strong alkali medium, the reaction conditions such as temperature, time and pH value were controlled to obtain high-quality Bi2TeO5 material.

Benefits of technology

The large-scale preparation of Bi2TeO5 materials has been achieved, and the prepared materials show efficient photocatalytic properties in the field of photocatalysis, which can effectively degrade organic dyes and promote hydrogen production and other applications.

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Abstract

The invention belongs to the technical field of photocatalytic material preparation, and discloses a method for preparing a Bi2TeO5 material by a hydrothermal method, which comprises the following steps: S1, mixing a tellurium-containing compound solution and a bismuth-containing compound solution to obtain a mixed solution, and then adding a strong alkali solution to adjust the pH value of the mixed solution to 8-14; s2, carrying out a hydrothermal reaction on the mixed solution after the pH value is adjusted, and cooling to room temperature after the hydrothermal reaction is finished; and S3, alternately washing the obtained product with water and ethanol, carrying out suction filtration, and drying to obtain the Bi2TeO5 material. The hydrothermal synthesis method for preparing the Bi2TeO5 material, provided by the invention, is mild in preparation process, simple and feasible, high in cost benefit, green, environment-friendly and pollution-free, and large-scale preparation of the Bi2TeO5 material can be realized; the prepared Bi2TeO5 material has high efficiency in application scenes of hydrogen production, pollutant degradation and the like, and shows excellent photocatalytic performance.
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