Method for covering copper with patina

Details Method for covering copper with patina Method for covering copper with patina

C - Chemistry, Metallurgy

23

C

C23C 22/63 (2006.01) C23C 22/68 (2006.01) C23C 22/82 (2006.01)

Patent

CA 2548291

The invention relates to a method for covering copper or copper alloy articles with patina. The articles to be covered with patina are treated with a preferably copper and zinc ion-containing, preferably aqueous patination solution and are then subjected to a so-called maturation process which is especially carried out in a climatic chamber.

L'invention concerne un procédé de patinage d'objets en cuivre ou en alliage de cuivre. Selon ce procédé, les objets à patiner sont traités au moyen d'une solution de patinage de préférence aqueuse et contenant de préférence des ions de cuivre et de zinc, avant d'être soumis à un processus de maturation, lequel est réalisé dans une chambre climatisée.

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