ABSORBING STRUCTURE WITH ENHANCED ABSORPTION PROPERTIES Russian patent published in 2003 - IPC

Abstract RU 2216359 C2

FIELD: absorbents. SUBSTANCE: invention relates to absorbing structure in absorbing article, for example, diaper, diaper as pants, protective accessory used in enuresis, hygienic lining or similar containing combination of porous material, such as fibers and/or foamed material and superabsorbent representing net-shaped polymer made of polyacrylate with functional carboxyl groups in the amount corresponding to at least 50% its mass part of total mass of structure in dry state in at least one zone of structure where superabsorbent is distributed. Indicated superabsorbent is subjected for cross-linking using ionic bonds and prepared as powder, grains or granules. Invention shows the improved properties with respect to capacity for receiving and distribution of liquid in multiple wetting. EFFECT: improved and valuable properties of structure. 11 cl, 4 dwg

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RU 2 216 359 C2

Authors

Strandkvist Kersti

Dates

2003-11-20Published

1999-04-20Filed