Patent ID: 6120278
Filing Date: 2000-09-19
Classification: B29C,B65H

Abstract:
A device for laying a molten film comprising: a slot die for extruding a molten film, a rotating take-off chill roll positioned below said slot die and cooling and at least partially solidifying the extruded molten film, at least one electrode arranged parallel to and at a short distance from the surface of the take-off roll, said one electrode (5), configured in the form of a metal strip having a tapering sharp edge (6) that is oriented toward the surface of the take-off roll (1); a second electrode (8; 27) without a tapering sharp edge, positioned parallel to said one electrode; and two separate power sources (25; 26), one of said power sources is connected to said one electrode and the other power source is connected to said second electrode, for applying voltage to the electrode.