Hygiene articles containing nanofibers
AssigneesProfit Royal Pharmaceutical Limited, Jst Power Equipment, Inc.
InventorsHang Ching KWOK, Ho Wang TONG, Chak Wing YIU, Zhicong ZHANG
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Abstract
Disposable hygiene article including a top sheet comprising a perforated hydrophilic non-woven fabric layer, wherein the perforated hydrophilic non-woven fabric layer has a plurality of pores and a skin facing surface and a garment facing surface opposite the skin facing surface; and a nanofiber layer disposed on the garment facing surface of the perforated hydrophilic non-woven fabric layer, wherein the nanofiber layer has densely packed nanofibers disposed between at least a portion of the plurality of pores; and loosely packed nanofibers disposed over at least a portion of the plurality of pores.
Claims19
A disposable hygiene article comprising:
- a top sheet comprising a perforated hydrophilic non-woven fabric layer, wherein the perforated hydrophilic non-woven fabric layer comprises a plurality of pores and a skin facing surface and a garment facing surface opposite the skin facing surface;
- and
- a nanofiber layer disposed on the garment facing surface of the perforated hydrophilic non-woven fabric layer, wherein the nanofiber layer comprises densely packed nanofibers disposed between at least a portion of the plurality of pores;
- and loosely packed nanofibers disposed over at least a portion of the plurality of pores, wherein the densely packed nanofibers are present at a density of 20-30 nanofibers per 100 μm3 and the loosely packed nanofibers are present at a density of 5-10 nanofibers per 100 μm3.
Dependencies are inferred from the claim text.