C - Chemistry – Metallurgy – 25 – D
Patent
C - Chemistry, Metallurgy
25
D
8/2, 204/22
C25D 11/24 (2006.01)
Patent
CA 1268604
ABSTRACT OF THE DISCLOSURE A process and composition for producing colorless, cold-sealed, anodized aluminum or aluminum alloy sur- faces. The composition comprises an aqueous solution containing nickel ions and a solution of at least one azo or azo metal dye, the colors imparted by the nickel ions and dye offsetting each other.
498514
Brodalla Dieter
Goehausen Hans Juergen
Kirchhoff Winfried
Henkel Kommanditgesellschaft Auf Aktien
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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