ABSORBING ARTICLE WITH AIR PERMEABLE BOTTOM SHEET Russian patent published in 2019 - IPC A61F13/514 

Abstract RU 2706816 C1

FIELD: manufacturing technology.

SUBSTANCE: present invention relates to absorbent article (10; 20; 30) comprising liquid-permeable upper sheet (102; 202), a liquid-impermeable lower sheet (103; 203; 303) and absorbent core (104; 204; 304), located between upper sheet (102; 202) and lower sheet (103; 203; 303). Absorbent product comprises a pressure sensitive adhesive on the surface of lower sheet (103; 203; 303) facing the garment and lower sheet (103; 203; 303) is a polyolefin-based air-permeable film and has water vapor transmission rate defined according to NWSP 070.4.RO(15) of at least 1,000 g/m2/24 hours, preferably at least 3,000 g/m2/24 h, and rupture strength determined according to the Elmendorf tensile test ASTM D1922(15) of at least 300 mN.

EFFECT: disclosed absorbing product with air permeable bottom sheet.

16 cl, 3 tbl, 9 dwg

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RU 2 706 816 C1

Authors

Persson, Ulrika

Kalentun, Pia

Jensen, Ida

Dates

2019-11-21Published

2016-08-24Filed