METHOD FOR REMOVING AN EDGE BANK FORMED AT THE EDGE OF A COATED WEB IN CURTAIN COATING EFFECTED AS A DRY EDGE COATING PROCESS

摘要

The invention relates to a method and apparatus for removing an edge bank formed at the edge of a coated web (30) in curtain coating effected as a dry edge coating process. The method comprises subjecting the edge bank to fluid blasting by means of elements (31-32) disposed downstream of a coating curtain application point for removing and/or spreading the edge bank for a thinner formation, said blasting being delivered from a center line direction of the web (30) towards the web edge.