Method for Obtaining a Cooking Vessel Having a Colored Hard-Anodized Outer Face

摘要

Provided is a method for obtaining a cooking vessel comprising the following steps: producing a container having an aluminium outer face and an inner face, carrying out hard anodization of at least the outer face of the container. At least one colouring step is carried out on the anodized outer face following hard anodization, said colouring step employing at least one water-soluble anthraquinone organic dye. Also provided is a culinary article or an electric cooking appliance comprising a cooking vessel obtained by the above method.

主权项

1. Process of obtaining a cooking vessel, consisting of the following steps:
Production of a container with an exterior surface made of aluminum and an interior surface, Performance of hard anodization on at least the exterior surface of the container, wherein at least one coloring step is performed on the anodized exterior surface after the hard anodization is performed, and wherein said coloring step uses at least one water-soluble anthraquinone organic dye.