ABSORBENT CORES CONTAINING CHANNEL-FORMING AREAS AND BINDINGS IN FORM OF C-SHAPED SHELLS Russian patent published in 2017 - IPC A61F13/49 

Abstract RU 2638754 C1

FIELD: human vital needs satisfaction.

SUBSTANCE: plane absorbent core (28) comprising a superabsorbent polymer in an amount of at least 80% and up to 100% by weight as an absorbent material in the absorbent material application area (73) and the core shell. The absorbent material application area comprises at least one channel-forming area (26a, b) that does not contain absorbent material, through which the upper and lower core shell substrates (16, 16') are bonded together. The auxiliary glue (72) is applied directly to at least the inner surface of the first substrate on the auxiliary glue application area (71). The auxiliary glue application area (71) is smaller than the absorbent material application area (73), and the core comprises at least one binding (284', 286') in the form of a C-shaped shell along at least one edge, in particular along two longitudinally extending core edges.

EFFECT: increased reliability.

20 cl, 11 dwg

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RU 2 638 754 C1

Authors

Stelzig Lutz

Jackels Hans Adolf

Jarke Thomas

Rinnert Thorsten

Dates

2017-12-15Published

2014-12-15Filed