Nonwoven fabric and fastening system that include an...

D - Textiles – Paper – 04 – H

Patent

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D04H 3/16 (2006.01) A61F 13/58 (2006.01) A61F 13/62 (2006.01)

Patent

CA 2627344

In some embodiments, a nonwoven fabric includes a first web that is at least partially formed of extruded strands which include an auto-adhesive material. The nonwoven fabric is adapted to be bonded to another item that includes a similar auto-adhesive material. In other embodiments, a method of forming a nonwoven fabric includes extruding a plurality of strands that are formed of an auto-adhesive material. The method further includes routing the plurality of strands toward a moving support, depositing the plurality of strands onto the moving support, and then stabilizing the plurality of strands to form a web. In other embodiments, a fastening system includes a nonwoven fabric that has a web which is formed of a plurality of extruded strands that include an auto-adhesive material. The fastening system further includes a foam layer that has a surface with a plurality of free-standing struts that include a similar auto-adhesive material.

Dans certains modes de réalisation, la présente invention se rapporte à un non-tissé, qui comprend un premier voile au moins partiellement formé de brins extrudés renfermant une matière auto-adhésive. Le non-tissé est adapté pour être assemblé à un autre article contenant une matière auto-adhésive similaire. Dans d'autres modes de réalisation, l'invention a trait à un procédé de formation d'un non-tissé, qui consiste : à extruder une pluralité de brins constitués d'une matière auto-adhésive; à acheminer la pluralité de brins vers un support mobile; à déposer la pluralité de brins sur le support mobile; et à stabiliser la pluralité de brins afin de former un voile. Dans d'autres modes de réalisation, l'invention concerne un système d'attache, qui comprend un non-tissé comportant un voile formé d'une pluralité de brins extrudés, lesquels sont constitués d'une matière auto-adhésive. Ledit système d'attache comprend également une couche de matériau alvéolaire, qui possède une surface dotée d'une pluralité d'entretoises libres renfermant une matière auto-adhésive similaire.

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