Elektretfilterelement and process for its preparation

A filter element, in particular Elektretfilterelement, with at least one fiber layer (8) with fibers (6) which carry electric charges is with respect to the object to provide a filter element which has a homogeneous distribution and a high filter efficiency is in low-cost manufacturing, characterized in that the electric charges by charged drops of fluid (4) are created, which have been loaded in an electric field.