120410 ⎘
Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating; Pretreatment of the material to be coated of organic surfaces, e.g. resins by other methods than those of - by mechanical pretreatment, e.g. grinding, sanding by formation of electrostatic charges, e.g. tribofriction