Low density microfiber nonwoven fabric

D - Textiles – Paper – 04 – H

Patent

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Details

D04H 3/14 (2006.01) D01F 8/04 (2006.01) D01F 8/06 (2006.01) D04H 3/16 (2006.01)

Patent

CA 2236324

The present invention provides a lofty nonwoven web containing pneumatically drawn filaments, wherein the web has a density from about 0.01 g/cc to about 0.075 g/cc and the microfilaments have a weight-per- unit length between about 0.1 dtex and about 1.5 dtex. The invention also provides a process for producing the lofty nonwoven web.

On décrit un non tissé à torsion floche qui contient des filaments étirés pneumatiquement et présente une densité de 0,01 à 0,075 g/cm<3> environ. Les microfilaments ayant un poids par unité de longueur allant de 0,1 à 1,5 dtex environ. On décrit aussi un procédé de production de ce non tissé à torsion floche.

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