FIBER MIXTURE, ELASTIC NONWOVEN FABRIC COMPRISING THE SAME AND PRODUCTION METHOD FOR THE ELASTIC NONWOVEN FABRIC

摘要

A FIBER MIXTURE ACCORDING TO THE INVENTION COMPRISES FIBERS A COMPRISING A POLYMER A CONTAINING A THERMOPLASTIC POLYURETHANE ELASTOMER AND FIBERS B COMPRISING A THERMOPLASTIC POLYMER B OTHER THAN THE THERMOPLASTIC POLYURETHANE ELASTOMER, SAID THERMOPLASTIC POLYURETHANE ELASTOMER HAVING A SOLIDIFYING POINT OF 65°C OR ABOVE AS MEASURED BY A DIFFERENTIAL SCANNING CALORIMETER (DSC) AND CONTAINING 3.00X106 OR LESS POLAR-SOLVENT-INSOLUBLE PARTICLES PER G COUNTED ON A PARTICLE SIZE DISTRIBUTION ANALYZER, WHICH IS BASED ON AN ELECTRICAL SENSING ZONE METHOD, EQUIPPED WITH AN APERTURE TUBE HAVING AN ORIFICE OF L00 UM IN DIAMETER. AN ELASTIC NONWOVEN FABRIC COMPRISES THE FIBER MIXTURE.