Aluminum surfaces

Details Aluminum surfaces Aluminum surfaces

1996-03-25

1997-09-02

Zimmerman, John

Stock material or miscellaneous articles

Composite

Of metal

428457, 359838, B32B 1504, G02B 508

Patent

active

056630018

ABSTRACT:
Articles of aluminum containing at least one unanodized surface or parts of at least one unanodized surface which are suitable for the deposition of layers or layer systems from the gas phase on said unanodized surfaces, the unanodized surfaces being of a refined aluminum with a degree of purity of equal to, or greater than, 98.3% by weight or aluminum alloys of said aluminum with at least one of the elements from the series comprising Si, Mg, Mn, Cu, Zn or Fe, and the surfaces have a peak-to-valley height Ra of equal to, or less than, 1 .mu.m, and the layer or the layer system is a reflective layer, in particular for radiations in the optical range.

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patent: 4840685 (1989-06-01), Nabae
patent: 4886713 (1989-12-01), Ostermann et al.
patent: 5017337 (1991-05-01), Nabae et al.
patent: 5122423 (1992-06-01), Hase et al.

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