An absorbent body incorporating two layers which contain different superabsorbents

Corps absorbant compose de deux couches qui contiennent differents agents superabsorbants

Abstract

L'invention se rapporte à un corps absorbant conçu pour être utilisé dans des couches ou dans des articles similaires. L'invention se caractérise en ce que le corps absorbant comporte une première couche de peluche et un premier agent superabsorbant mélangé dans la couche de peluche et ayant un degré de réticulation élevé, et en ce que le corps absorbant comporte une seconde couche qui contient un second agent superabsorbant ayant une capacité d'absorption des liquides supérieure à celle du premier agent superabsorbant.
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.

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Patent Citations (2)

    Publication numberPublication dateAssigneeTitle
    GB-2048078-ADecember 10, 1980Zenmi Co LtdSanitary napkin
    US-4673402-AJune 16, 1987The Procter & Gamble CompanyAbsorbent articles with dual-layered cores

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    CN-100438842-CDecember 03, 2008Sca卫生产品股份公司Absorbent article comprising an absorbent structure
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    EP-0640330-A1March 01, 1995THE PROCTER & GAMBLE COMPANYProduits absorbants hygiéniques
    US-5348547-ASeptember 20, 1994The Procter & Gamble CompanyAbsorbent members having improved fluid distribution via low density and basis weight acquisition zones
    US-5741241-AApril 21, 1998Sca Molnlycke AbAbsorbent body for an absorbent article
    US-5762641-AJune 09, 1998The Procter & Gamble CompanyAbsorbent core having improved fluid handling properties
    US-6278037-B1August 21, 2001The Procter & Gamble CompanyAbsorbent article having improved comfort during use by improved fit even when loaded and improved rewet performance
    US-6436433-B1August 20, 2002Lts Lohmann Therapie-Systeme AgTransdermal or topical plaster system with a polyacrylate matrix with improved physical properties
    US-7615040-B2November 10, 2009Kimberly-Clark Worldwide, Inc.Thin, flexible, low capacity absorbent article with leakage protection
    WO-03080136-A1October 02, 2003Sca Hygiene Products AbProduit absorbant
    WO-2005032443-A1April 14, 2005Sca Hygiene Products AbArticle absorbant comprenant une structure absorbante