Process for the treatment of a sheet or a steel strip provided with a metal coating with a post treatment agent and a sheet or a steel strip provided with a metal coating

摘要

Process for treating a steel sheet or a steel strip provided with a metal coating with an agent aftertreatment containing at least one polyalkylene glycol and applied as a liquid on the surface of the metal coating, characterized in that the agent aftertreatment further polyalkylene glycol contains a fluorescent antioxidant.