D - Textiles – Paper – 21 – H
Patent
D - Textiles, Paper
21
H
D21H 21/42 (2006.01) D21F 11/06 (2006.01) D21F 11/08 (2006.01)
Patent
CA 2720661
The invention relates to a paper-making method for producing a sheet (1) with at least one jet of a fibrous substrate (2) and at least one fibrous ribbon (3), wherein the ribbon (3) is introduced into a fibrous suspension in a round paper machine permitting formation of the jet or in direct contact with the round shape or in contact with the jet formed, the point of introduction of the ribbon (3) is selected such as to create at least one thin section or a thick section on the sheet (1) at the level of the ribbon (3), the thin section being due to a reduction in the draining of the fibrous suspension by the ribbon (3).
La présente invention concerne un procédé de fabrication par voie papetière d'une feuille (1) comportant au moins un jet d'un substrat fibreux (2) et au moins un ruban fibreux (3), dans lequel le ruban (3) est introduit dans une suspension fibreuse d'une machine à papier à forme ronde permettant la formation du jet ou au contact direct de la formerions ou au contact du jet formé, le point d'introduction du ruban (3) étant choisi de manière à créer au moins une sous-épaisseur ou une surépaisseur sur la feuille (1) au niveau du ruban (3), la sous-épaisseur étant due à une réduction de l'égouttage de la suspension fibreuse par le ruban (3).
Arjowiggins Security
Robic
LandOfFree
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