Nonwoven fabric patterned with apertures

Details Nonwoven fabric patterned with apertures Nonwoven fabric patterned with apertures

1987-12-29

1989-06-20

McCamish, Marion C.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including aperture

428224, 428283, 428288, B32B 310

Patent

active

048408298

ABSTRACT:
A nonwoven fabric patterned with apertures comprising nonwoven fabric areas into which individual fibers are gathered and entangled together and continuously from which said fibers are branched, and circular or elliptical apertures defined by said areas in a regular pattern. Such nonwoven fabric is produced by treating a fibrous web on a support having thereon a plurality of projections distributed at predetermined intervals with a high speed water jet.

REFERENCES:
patent: 4608292 (1986-08-01), Lassen
patent: 4701237 (1987-10-01), Lassen

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