METHOD FOR SELF-REPAIRING OF DAMAGE TO INORGANIC PROTECTIVE LAYER ON METAL SURFACE
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United States of America
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Mar 13, 2025
app pub date -
Nov 29, 2023
filing date -
Nov 29, 2023
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Abstract
Disclosed is a method for self-repairing of damage to an inorganic protective layer on a metal surface. The method includes: placing a metal with the inorganic protective layer having a damaged surface in a chloride ion solution, and performing self-repairing, wherein the metal with the inorganic protective layer comprises a metal substrate and a layered double hydroxide protective layer intercalated by acid anions covering a surface of the metal substrate; and the acid anions are selected from the group consisting of phosphate anions and molybdate anions.
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