Flexible liquid absorbing structure
View Patent ↗A thin, flexible absorbent structure comprising a flexible substrate and an aqueous liquid absorbing material disposed on said substrate, wherein said aqueous liquid absorbing material comprises a homogeneous mixture of a hot melt adhesive and an aqueous liquid absorbing polymer, wherein the aqueous liquid absorbing polymer is present in the mixture in an amount greater than 1% by weight of the mixture and the aqueous liquid absorbing structure has an absorbency greater than about 5 g/g, and a Gurley Stiffness less than about 400 mg and a caliper less than about 4 mm.
1. An absorbent article for feminine hygiene adapted for placement in a crotch portion of an undergarment, said absorbent article comprising: a liquid permeable body faceable layer; a liquid impermeable garment faceable layer and an aqueous liquid absorbing material between said body faceable layer and said garment faceable layer, said aqueous liquid absorbing material comprising a homogeneous mixture of a hot melt adhesive and an aqueous liquid absorbing polymer, wherein said aqueous liquid absorbing polymer is present in the mixture in an amount greater than 5% by weight of the mixture; said absorbent article being characterized by an absorbency greater than about 5 g/g, a Gurley stiffness less than 400 mg and a caliper less than about 4 mm; and
wherein said aqueous liquid absorbing material has a first surface that is arranged in abutting relationship to said garment faceable layer and a second surface that is arranged in abutting relationship to a surface of said liquid permeable body faceable layer.