Method of plasma treating a surface of a workpiece, vacuum treatment apparatus and previously plasma treated plastic article

摘要

In order to increase at least the adherence of lacquer on a workpiece surface consisting of at least substantially one synthetic, organic polymer, which workpiece is plasma treated in an environment of reactive gas, the treatment duration is selected at least close to an adherence maximum in a lacquer adherence-/treatment duration diagram and/or the gas pressure at least close to an adherence maximum in a lacquer adherence- /gas pressure diagram.