C - Chemistry – Metallurgy – 25 – D
Patent
C - Chemistry, Metallurgy
25
D
C25D 11/08 (2006.01) C25D 5/18 (2006.01)
Patent
CA 2585278
Using aqueous electrolytes containing complex fluorides or oxyfluorides such as fluorozirconates and fluorotitanates, ferrous metal articles and non- metallic articles having a first coating containing aluminum may be rapidly anodized to form a second protection surface coating. White coatings may be formed on articles using pulsed direct current or alternating current.
L'invention concerne des électrolytes aqueux contenant des fluorures ou des oxyfluorures complexes tels que des fluorozirconates et des fluorotitanates, permettant d'anodiser rapidement des articles métalliques ferreux et des articles non métalliques présentant un premier revêtement contenant de l'aluminium pour former un second revêtement de surface protecteur. Des revêtements blancs peuvent être formés sur des articles à l'aide d'un courant continu pulsé ou d'un courant alternatif.
Henkel Kommanditgesellschaft Auf Aktien
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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