Absorbent body with two different superabsorbents

Surgery – Means and methods for collecting body fluids or waste material – Absorbent pad for external or internal application and...

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428281, 428283, 604378, A61F 1315, D04H 108, B32B 516

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active

057280827

ABSTRACT:
The invention relates to an absorbent body for use in diapers or like articles. The invention is characterized in that the absorbent body includes a first layer of fluff, a first superabsorbent mixed in the fluff layer and having a high degree of cross-linking, and in that the absorbent body includes a second layer which contains a second superabsorbent having a higher liquid absorbency than the first superabsorbent.

REFERENCES:
patent: Re32649 (1988-04-01), Brandt et al.
patent: 3425971 (1969-02-01), Gugliemelli et al.
patent: 3661815 (1972-05-01), Smith
patent: 3935099 (1976-01-01), Weaver et al.
patent: 4251643 (1981-02-01), Harada et al.
patent: 4338371 (1982-07-01), Dawn et al.
patent: 4578068 (1986-03-01), Kramer et al.
patent: 4605402 (1986-08-01), Iskra
patent: 4673402 (1987-06-01), Weisman et al.
patent: 4699823 (1987-10-01), Kellenberger et al.
patent: 5147343 (1992-09-01), Kellenberger
Lecture given at a conference IIMPACT 87 Feb. 26-27, 1987 (copies of pages Section IX-1-6 and 8-9).

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