Back in Egypt in 2500 B.C., gold was hammered into thin foils to use them as decoration. Since then, the demand for shiny, metallic surfaces was growing until now. In the beginning of the third century, silver became "millenium colour" and metallic effect pigments are widely spread through all application fields. These pigments consist of flakes or platelets of aluminum, copper, copper-zinc alloys, zinc and other metals. The flake pigments or pastes can be used to provide high metallic brilliance and strong color flop. In coating technology, metallic effect pigments are defined as pigments that consist of metals ...