Inert anode material, method for its production and use
By employing solid-phase synthesis and sintering processes to prepare inert anode materials, the problems of insufficient corrosion resistance and high-temperature mechanical properties of inert anode materials in high-temperature corrosive environments have been solved, thereby achieving cost reduction and environmental benefits in electrolytic aluminum production.
CN117182079BActive Publication Date: 2026-04-28ZHENGZHOU UNIV
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Patent Information
- Application Number
- CN202311159254.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2023-09-09
- Publication Date
- 2026-04-28
- Estimated Expiration
- 2043-09-09
AI Technical Summary
Technical Problem
Existing inert anode materials lack sufficient corrosion resistance and high-temperature mechanical properties in high-temperature corrosive environments, resulting in high production costs and serious environmental problems in electrolytic aluminum production.
Method used
A ceramic phase raw material is prepared by solid-phase synthesis using metal oxide powder, and then pressed and shaped by combining the metal phase raw material and binder. After sintering and pre-oxidation treatment, an inert anode material is formed.
Benefits of technology
It improves the corrosion resistance, high-temperature mechanical properties, and electrical conductivity of inert anode materials, and reduces energy consumption and environmental costs in electrolytic aluminum production.
✦ Generated by Eureka AI based on patent content.
Abstract
The present disclosure relates to the field of electrolytic aluminum anode material, and particularly discloses an inert anode material, a preparation method and use thereof. The preparation method of the inert anode material comprises the following steps: S1, mixing metal oxide powder for the first time, and then performing solid phase synthesis to obtain ceramic phase raw materials; S2, mixing the ceramic phase raw materials, metal phase raw materials and a binder for the second time, and then performing compression molding to obtain a green body; S3, the green body is sequentially subjected to sintering and pre-oxidation treatment to obtain the inert anode material. The inert anode material is prepared by the preparation method. The inert anode material is used in electrolytic aluminum. The inert anode material provided by the present disclosure has good corrosion resistance, high temperature mechanical properties and electrical conductivity.
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