Disposable article with particulate hydrophilic polymer in an ab

Details Disposable article with particulate hydrophilic polymer in an ab Disposable article with particulate hydrophilic polymer in an ab

1977-05-09

1978-07-25

Howell, Kyle L.

Surgery

Respiratory method or device

Ozone or ion generation

A61F 1316

Patent

active

041023404

ABSTRACT:
An absorbent article such as a diaper or a sanitary napkin is made up of a facing sheet, an absorbent pad means, and a moisture-impervious backing sheet. The absorbent pad means comprises a fibrous structure having an intermediate densified layer and a layer of highly porous, loosely compacted batt on both sides of the densified layer. The batt layer between the densified fibrous layer and the moisture-impervious backing sheet contains distributed therein a particulate, water-insoluble but water-swellable polymeric absorbent.

REFERENCES:
patent: 3528421 (1970-09-01), Vaillancourt et al.
patent: 3858585 (1975-01-01), Chatterjee
patent: 3888257 (1975-06-01), Cook et al.
patent: 3916900 (1975-11-01), Breyer et al.

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