Absorbent article

Details Absorbent article Absorbent article

1986-01-28

1989-04-18

Yasko, John D.

Surgery

Means and methods for collecting body fluids or waste material

Absorbent pad for external or internal application and...

604370, A61F 1316

Patent

active

048223506

ABSTRACT:
In an absorbent article which comprises a liquid-impermeable, leakproof sheet, a liquid-permeable surface sheet and an absorbent layer, the leakproof sheet is a porous film, monoaxially or biaxially stretched, of a polyolefin resin composition comprising a polyolefin and a filler, having a thickness of not larger than 60 microns, an average pore size of 0.05 to 5 microns, a pore volume of not smaller than 0.1 cm.sup.3 per 1 cm.sup.3 of the film, a water vapor permeability of not smaller than 500 g/m.sup.2 for 24 hours and a bending resistance at either longitudinal or transversal directions to meet the following definition:

REFERENCES:
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patent: 3843478 (1979-10-01), Zuscik
patent: 3989867 (1976-11-01), Sisson
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patent: 4304234 (1981-12-01), Hartmann
patent: 4341216 (1982-07-01), Obenour
patent: 4381326 (1983-04-01), Kelley
patent: 4447570 (1984-05-01), Cook et al.
patent: 4535020 (1985-08-01), Thomas et al.

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