Looped nonwoven web

D - Textiles – Paper – 04 – H

Patent

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Details

D04H 11/00 (2006.01) A47K 10/02 (2006.01) A61F 13/511 (2006.01) A61F 13/538 (2006.01)

Patent

CA 2570588

The present invention relates to a nonwoven web comprising a plurality of loops. At least one of said loops having a loop circumference length to loop base length ratio that is greater than about 4:1. The loops may also have a base length less than 0.5 cm and a base length less than the maximum width of the loops. The present invention also relates to articles selected from the group consisting of disposable hygiene article and wipes comprising a nonwoven web wherein at least one region of the nonwoven web comprises loops in at least about 10% of the surface area of the nonwoven web. A method for producing a nonwoven web comprising a plurality of loops is also included. The method comprises the steps of providing a nonwoven web; providing means for moving fibers of the nonwoven web into the shape of a loop; and moving fibers of the nonwoven web into the shape of a loop.

L'invention porte sur un voile non tissé comprenant une pluralité de boucles. L'une des boucles au moins possède un rapport entre une longueur de circonférence de boucle et une longueur de base de boucle qui est supérieur à 4:1 environ. Les boucles peuvent aussi avoir une longueur de base inférieure à 0,5 cm et une longueur de base inférieure à la largeur maximale des boucles. L'invention se rapporte également à des articles choisis dans le groupe composé d'articles d'hygiène et lingettes humides jetables comprenant un voile non tissé, l'une des régions du voile non tissé au moins comprenant des boucles sur au moins 10 % de la surface active du voile non tissé. L'invention concerne aussi un procédé de production d'un voile non tissé comprenant une pluralité de boucles. Le procédé précité consiste à former un voile non tissé, à trouver des moyens permettant de conférer aux fibres du voile non tissé une forme de boucle, et à conférer aux fibres du voile non tissé la forme d'une boucle.

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