The colored glass particles, method for their preparation and their use

The invention relates to at least inked a colorant glass particles, wherein said colored glass particles are glass flakes with an average diameter of 1 to 500 microns and consisting of colorants, metallic nanoparticles and / or metal oxides, or consist of, the glass flakes are flat, and the colorant in a concentration from a range of 1 to 55 wt .-%, based on the total weight of the colored glass plates are present. The invention further relates to a process for the preparation of the colored glass particles as well as their use.