US 12,303,368 B2
Disposable wearable article
Yuto Fujiwara, Ehime (JP); and Wataru Nakamura, Ehime (JP)
Assigned to DAIO PAPER CORPORATION, Ehime (JP)
Appl. No. 17/801,457
Filed by DAIO PAPER CORPORATION, Ehime (JP)
PCT Filed Mar. 16, 2021, PCT No. PCT/JP2021/010575
§ 371(c)(1), (2) Date Aug. 22, 2022,
PCT Pub. No. WO2021/193229, PCT Pub. Date Sep. 30, 2021.
Claims priority of application No. 2020-054789 (JP), filed on Mar. 25, 2020.
Prior Publication US 2023/0089492 A1, Mar. 23, 2023
Int. Cl. A61F 13/15 (2006.01); A61F 13/511 (2006.01)
CPC A61F 13/51113 (2013.01) [A61F 2013/51117 (2013.01)] 4 Claims
OG exemplary drawing
 
1. A disposable wearable article comprising a top sheet having a skin-touching region that is brought into contact with skin of a wearer, the top sheet being made from nonwoven fabric formed of hydrophilized fibers in which hydrophobic resin fibers have been coated with a hydrophilizer,
wherein the skin-touching region has a lotion-bearing zone in which a hydrophilic lotion containing 70 to 90 wt % glycerin and 10 to 30 wt % water is applied, the lotion-bearing zone having a machine direction dimension of 30 mm or larger and a cross direction dimension of 5 mm or larger,
wherein the lotion-bearing zone has a surface moisture percentage of 3 to 10%,
wherein the hydrophilic lotion has a viscosity at 20° C. of 150 to 400 mPa·s;
wherein the hydrophilic lotion has a water activity value of 0.8 or less, and
wherein the hydrophilic lotion is free of preservatives.