B - Operations – Transporting – 41 – F
Patent
B - Operations, Transporting
41
F
B41F 17/22 (2006.01) B41M 1/40 (2006.01)
Patent
CA 2541414
The invention relates to a method for forming bright and mat areas (22, 24) during printing a box body on a line production which comprises a bottom varnishing machine for applying a bottom layer (26) to the box body, a printing machine for applying printing colours (28, 30) including at least one bright printing colour (28) to the box body provided with the bottom layer and a finishing varnishing machine for applying a finishing varnish (32) to the box body which is provided with the bottom layer and printed. The inventive method also consists in applying, after ink drying, a mat varnish in the form of a finishing varnish (32) is applied to the box body areas in order to matte the surface thereof (24) by means of a flexographic printing plate controlled by pointwise recording or by means of a cylinder controlled by pointwise recording. In order to carry out said method, the classic production line can be reconfigured with the aid of simple means.
Procédé de formation de zones de surface brillantes et mates (22, 24) lors de l'impression d'un corps de boîte dans une chaîne de fabrication comportant une machine de laquage de fond destinée à appliquer une couche de fond (26) sur le corps de boîte, une machine d'impression destinée à appliquer des couleurs d'impression (28, 30), dont au moins une couleur d'impression brillante (28), sur le corps de boîte doté d'une couche de fond et une machine de vernissage de finition destinée à appliquer un vernis de finition (32) sur le corps de boîte, doté d'une couche de fond et imprimé. On applique, après séchage des encres, comme vernis de finition (32) un vernis mat, au moyen d'une plaque d'impression flexographique commandée par repérage point sur point ou d'un cylindre commandé par repérage point sur point, sur les zones du corps de boîte destinées à donner une surface mate (24). Pour mettre en oeuvre le procédé, on peut rééquiper une chaîne de fabrication classique avec des moyens simples.
Boxal France
Robic
LandOfFree
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