Corrosion resistant components

CN115698383BActive Publication Date: 2025-01-28RESONAC CORP
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Patent Information

Application Number
CN202180043515.8
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Priority Date
2020-08-20
Filing Date
2021-06-21
Publication Date
2025-01-28
Estimated Expiration
2041-06-21

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Abstract

A corrosion-resistant component is provided in which the corrosion-resistant film is difficult to peel off from the substrate even after a thermal process. The corrosion-resistant component comprises a substrate (10) composed of aluminum or an aluminum alloy and a corrosion-resistant film (20) formed on the surface of the substrate (10). The corrosion-resistant film (20) contains aluminum hydroxide fluoride AlF 3‑x (OH) x , x in the chemical formula is greater than or equal to 0.05 and less than or equal to 1.00.
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Citation Information

Patent Citations

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    JP1978003368A

  • Process of making shaped product

    CN1511072A