Polyolefin-polyamide conjugate fiber web

D - Textiles – Paper – 01 – F

Patent

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Details

D01F 8/06 (2006.01) B32B 5/26 (2006.01) D01F 8/12 (2006.01) D04H 1/54 (2006.01)

Patent

CA 2209785

The present invention provides a conjugate fiber containing a polyolefin and a polyamide selected from polycaprolactam, copolymers of caprolactam and hexamethylene adipamide, hydrophilic copolymers of caprolactam and ethylene oxide diamine, and blends thereof, wherein the polyamide has a number average molecular weight up to about 16,500. Further provided are a nonwoven fabric produced from the conjugate fiber and the process of producing the nonwoven fabric.

La présente invention se rapporte à une fibre à deux composants contenant une polyoléfine et un polyamide sélectionnés parmi un polycaprolactame, des copolymères de caprolactame et des copolymères d'hexaméthylène adipamide hydrophiles de caprolactame et une diamine d'oxyde d'éthylène, et des mélanges de ceux-ci, le polyamide ayant un poids moléculaire moyen au nombre s'élevant jusqu'à environ 16 500. L'invention se rapporte également à un tissu non tissé produit à partir de la fibre à deux composants, ainsi qu'au procédé de production de ce tissu non tissé.

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