Vorbehandlungsvorrichtung für das Haften von Schichten aus Kunststoff

摘要

A pretreating apparatus suitable for the adhesion of plastic sheets having poor adhesive properties comprises a primer treatment means and an adhesive application means. The present invention is characterized by the primer treatment means (20). The primer treatment means includes a sheet conveyance means for conveying the plastic sheet in one direction at a constant speed, a friction means (21) having a friction member made of a flexible porous member and arranged so as to come into contact with the adhesive areas to be primer-treated of the plastic sheets, a press means (22) disposed confronting said friction member and for pressing the plastic sheet against said friction member, and a primer solution supply means for the supply of the primer solution to said friction member.