Patent ID: 6720278
Filing Date: 2004-04-13
Classification: D04H,Y10T

Abstract:
A method for providing a spun-bonded nonwoven web having improved abrasion resistance and comprised of primary extruded fiber and low melt binder fiber, wherein the low melt binder fiber comprises between about 1 and about 50 weight percent on weight of the spun-bonded nonwoven web, the method comprising the steps of:(a) providing primary extruded fiber at the laydown step of the spun-bonded nonwoven production process; (b) introducing low melt binder fiber to the primary extruded fiber of step â€œaâ€  during the laydown step of the spun-bonded nonwoven production process; (c) intimately blending the low melt binder fiber with the primary extruded fiber to provide a spun-bonded nonwoven web; (d) activating the binder fibers contained within the spun-bonded nonwoven web; and (e) optionally, dyeing, printing, sanding, embossing, or further treating the spun-bonded nonwoven web with a textile finishing process by techniques known to those skilled in the art.