Absorptive devices having porous backsheet

Details Absorptive devices having porous backsheet Absorptive devices having porous backsheet

1973-02-16

1976-11-02

Ansher, Harold

Stock material or miscellaneous articles

Structurally defined web or sheet

Including aperture

5 91, 5354, 128156, 128284, 128296, 428136, 428138, 428155, 428179, 428183, 428188, A61F 1318, A61F 1320, A61L 1503, B32B 310

Patent

active

039898679

ABSTRACT:
Absorptive device having a breatheable backsheet resistant to aqueous liquid passage, wherein the backsheet has bosses and small apertures at the apex of the bosses, the apexes of the bosses being located adjacent the absorbent body with which the backsheet is associated.

REFERENCES:
patent: 2027810 (1936-01-01), Cooper
patent: 2570011 (1951-10-01), Stemberger
patent: 3156242 (1964-11-01), Crowe, Jr.
patent: 3231454 (1966-01-01), Williams
patent: 3292619 (1966-12-01), Egler
patent: 3426754 (1969-02-01), Bierenbaum et al.
patent: 3446208 (1969-05-01), Fukuder
patent: 3546327 (1970-12-01), Rude
patent: 3628720 (1971-12-01), Schnedding

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