Magnesium containing aluminum alloys and anodizing process

Details Magnesium containing aluminum alloys and anodizing process Magnesium containing aluminum alloys and anodizing process

2005-03-15

2005-03-15

Jones, Deborah (Department: 1775)

Stock material or miscellaneous articles

All metal or with adjacent metals

Composite; i.e., plural, adjacent, spatially distinct metal...

C428S640000, C428S654000, C428S687000, C428S697000, C428S702000, C428S319100, C428S314800, C205S205000, C205S201000, C205S219000, C205S328000

Reexamination Certificate

active

06866945

ABSTRACT:
An anodized aluminum alloy comprises an aluminum alloy comprising magnesium in an amount greater than 3 weight percent based on the total weight of the aluminum alloy; and a clear porous oxide layer having a thickness greater than about 5 micrometers disposed on and into a surface of the aluminum alloy, wherein the anodized aluminum alloy has a surface gloss value greater than about 40 gloss units as measured on a gloss meter at dual illumination angles of 60° and 85°.

REFERENCES:
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patent: 4601796 (1986-07-01), Powers et al.
patent: 4806211 (1989-02-01), Timm et al.
patent: 5948542 (1999-09-01), Le et al.
patent: 6309427 (2001-10-01), Korte
patent: 6322689 (2001-11-01), Omasa

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