Fibrous structures and process for the manufacture thereof

Details Fibrous structures and process for the manufacture thereof Fibrous structures and process for the manufacture thereof

D - Textiles, Paper

01

D

18/545

D01D 5/42 (2006.01) D02G 3/06 (2006.01) D04H 13/00 (2006.01)

Patent

CA 1055669

A B S T R A C T A fibrous structure of coherent film fibres, of which at least 50% have a dimensional ratio Or 1.5 or less and at least 70% have a dimensional ratio of 2.0 or less, and a process for the manufacture of such fibrous structure comprising contacting a stretched film of a molecularly orientable thermo- plastic polymer having a thickness of 100 microns or less with needles of which the points rotate in the same direction as the movement of the film at the area of contact, with a circumferential speed of 10-60 times the linear speed of the film material, the axis of rotation being in transverse direction and at least some of the said needles being arranged in rows having a needle density of at least 15 per cm.

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