Tamiz de deshidratación y procedimiento para su producción

• Main Authors: AIGNER, ANDREAS, BURCHARD, THEODOR, WILD, GÜNTHER, HÄNELT, ANDREAS, WIEDNER, BERNHARD, GREGAREK, ANDRÉ
• Format: Patent
• Language: Spanish
• Published: 11.04.2014
• Subjects: IMPREGNATING OR COATING OF PAPER; PAPER NOT OTHERWISE PROVIDED FOR; PAPER-MAKING; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; PRODUCTION OF CELLULOSE; PULP COMPOSITIONS; TEXTILES; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G

Tamiz de deshidratación para la producción de papel con marcas de agua de varios niveles, con un tamiz de soporte que presenta en una subzona un relieve de varios niveles en forma de la marca de agua a generar, caracterizado porque el relieve de varios niveles está formado por un inserto de marca de agua perforado moldeado por inyección. The present invention relates to a dewatering screen for manufacturing paper having multi-level watermarks, having a carrier mold (54) that exhibits, in a fractional region, a multi-level relief (30) in the form of the watermark to be produced. According to the present invention, it is provided that the multi-level relief is formed by an injection-molded, perforated (40) watermark insert (30).