D - Textiles – Paper – 21 – H
Patent
D - Textiles, Paper
21
H
D21H 27/40 (2006.01) D21H 27/38 (2006.01)
Patent
CA 2379081
The invention concerns a cotton-wool-like cellulose having a basis weight of about 20 to about 80 g/m<2> comprising, an embossed ply of 10 to 40 g/m<2>, including raised designs consisting at least partly of discrete protuberances oriented towards the inside of the structure, and a non-embossed ply. The invention is characterised in that the embossed ply has over at least a surface portion at least 30 protuberances per cm<2> whereof the surface is less than 1 mm<2>, preferably less than 0.7 mm<2>, and the basis weight of the embossed ply is less than that of the non-embossed ply. Preferably, it is less by 5 to 30 %.
Le produit en ouate de cellulose conforme à l'invention, d'un grammage d'environ 20 à environ 80 g/m2 comprenant, un pli gaufré de 10 à 40 g/m2, comportant des motifs en relief consistant au moins en partie en des protubérances discrètes orientées vers l'intérieur de la structure, et un pli non gaufré, est caractérisé en ce que le pli gaufré présente sur au moins une portion de surface au moins 30 protubérances par cm2 dont la surface au sommet est inférieure à 1 mm2 de préférence inférieure à 0,7 mm2, et en ce que le grammage du pli gaufré est inférieur à celui du pli non gaufré. De préférence il est inférieur de 5 à 30%.
Basler Michel
Roussel Gilles
Georgia-Pacific France
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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