A method for electrically treating a foil and apparatus therefor

The invention relates to a method for electrically treating a film (1) made of plastic, with an electrode arrangement (10), the at least one corona electrode (11) spaced apart from the film (1) having a almost to the film (1) extending the housing ( 20) having a cavity (21) in which the at least one corona electrode (11) is arranged to corona discharge, in which (through the use of a suction device 40) is formed in the corona discharge discharge products (2), in particular ozone, from the cavity be removed (21).