Nonwoven fabrics having raised portions

Details Nonwoven fabrics having raised portions Nonwoven fabrics having raised portions

1994-09-16

1997-10-07

Raimund, Christopher

Stock material or miscellaneous articles

Structurally defined web or sheet

Including variation in thickness

428171, B32B 300

Patent

active

056745915

ABSTRACT:
Nonwoven fabrics having a fibrous background portion in one plane thereof and raised fibrous portions in another plane thereof. There may be two types of raised portions. In one type, the basis weight of the raised portion is substantially the same as the basis weight of the background portion. In another type of raised portion, the basis weight is greater than the basis weight of the background portion. The raised portions are joined to the background portion by a fibrous transition region.

REFERENCES:
patent: 4995151 (1991-02-01), Siegel et al.

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