Absorbent paper multilayered sheet and method of manufacture

Details Absorbent paper multilayered sheet and method of manufacture Absorbent paper multilayered sheet and method of manufacture

B - Operations, Transporting

31

F

B31F 1/07 (2006.01) D21H 27/40 (2006.01)

Patent

CA 2193088

Absorbent multilayered sheet comprising at least two layers, each consisting of at least one corrugated sheet of absorbent crepe paper having a weight of 10-40 g/m<2> per sheet, with one outer side forming the outer side of the multilayered sheet and one inner side, the inner side of the first layer (5) including first (51) and second (52) protuberances, and the inner side of the second layer (6) including third protuberances (61) interlaced between the protuberances of the first layer, both layers being linked together by at least one part of the tops of the protuberances of one layer adhered (9) to the other layer between two protuberances. The invention is characterized in that said adhesion is ensured by the first protuberances of the first layer, the second protuberances being less high than the first and their tops having no adhesive substance being applied thereto.

La feuille multicouche absorbante à au moins deux couches constituées, chacune, d'au moins une feuille gaufrée de papier absorbant crêpé de poids compris entre 10 et 40 g/m2 par feuille, avec une face externe formant la face externe de la feuille multicouche et une face interne, la face interne de la première couche (51) comporant des premières (5) et des deuxièmes (52) protubérances, et la face interne de la deuxième couche (6) comportant des troisièmes protubérances (61) imbriquées entre les protubérances de la première couche, les deux couches étant liées entre elles par au moins une partie des sommets des protubérances d'une couche rendus solidaires par collage (9) à l'autre couche entre deux protubérances, est caractérisée en ce que ladite liaison est assurée par les premières prombérances de la première couche, lesdites deuxièmes protubérances présentant une hauteur moindre que les premières et leur sommet n'ayant pas reçu de substance adhésive.

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