Multiple layer absorbent cores for absorbent articles

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United States of America Patent

PATENT NO 5134007
SERIAL NO

07697917

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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Absorbent articles such as disposable diapers, incontinent pads, sanitary napkins and the like that have multiple layer absorbent cores that are suitable for acquiring and containing liquids in an especially effective and efficient manner. The absorbent core comprises multiple layers including a first layer comprising hydrophilic fibrous material and having an acquisition zone of a relatively lower average density than the other portions of the first layer so that it quickly acquires discharged liquids; a liquid handling layer comprising a resilient material that is moisture insensitive so as to rapidly acquire liquid into itself through the acquisition zone and distribute the liquid throughout the liquid handling layer to a storage layer and the first layer; and a storage layer comprising a combination of fibrous material and discrete particles of absorbent gelling material that contains and stores the liquids deposited onto the absorbent core and allows the liquid handling layer to be 'drained' of the liquids it has acquired so that the liquid handling layer may have sufficient capacity to acquire and distribute subsequent loadings of liquids.

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Patent Owner(s)

Patent OwnerAddress
THE PROCTER & GAMBLE COMPANYCINCINNATI OH 45202

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bergman, Bruce H Mason, OH 2 659
Clear, Sandra H Deerfield Township, Warren County, OH 19 5103
Gomez-Santiago, Rolando Cincinnati, OH 2 659
Guinn, Susan E Colerain Township, Hamilton County, OH 2 659
Reising, George S Batavia, OH 10 1541

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