Patent · US Active

Hierarchically structured duplex anodized aluminum alloy

US10793966B2 · kind B2 · utility

1Cited by
8References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 5, 2018
Grant dateOct 6, 2020
Priority date
Expiry dateNov 16, 2038

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC25D11/246
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A method of growing a hierarchically structured anodized film to an aluminum substrate including growing a Phosphoric Acid Anodizing (PAA) film layer to an aluminum substrate and growing a multiple of Tartaric-Sulfuric Acid Anodizing (TSA) film layers under the Phosphoric Acid Anodizing (PAA) film layer.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.