US2015105743A1PendingUtilityA1
Absorbent article
Est. expiryAug 19, 2025(expired)· nominal 20-yr term from priority
Inventors:John Peter LankhofYukio HekiMasahiro KondoNiels HollenbergSteven Stuart BullockToshiyuki Iwata
A61F 2013/51026A61F 13/5611A61F 13/53756A61F 13/51394A61F 13/53713A61F 13/4704A61F 13/535A61F 2013/5315A61F 13/531A61F 2013/1539A61F 13/84A61L 15/28
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Claims
Abstract
An absorbent article for wearing about the lower torso of a wearer includes a topsheet, a backsheet joined to at least a portion of the topsheet, and an absorbent core disposed between the topsheet and the backsheet. The absorbent core includes a first layer and a second layer, wherein the first layer is disposed in fluid communication with the second layer. The first layer has a first shape and the second layer has a second shape. The first shape is different from the second shape. Each of the first layer and second layer comprise less than about 20 percent airfelt.
Claims
exact text as granted — not AI-modifiedWhat is claimed is:
1 . An absorbent article, comprising:
a. a topsheet comprising a nonwoven web; b. a backsheet comprising adhesive on an exterior surface thereof; c. an absorbent core disposed between the topsheet and the backsheet, the absorbent core comprising an absorbent foam; d. a storage layer disposed between the absorbent core and the backsheet, the storage layer comprising fibers and particulate absorbent gel material; and e. a layer of material comprising polyethylene terephthalate disposed between the absorbent core and the storage layer; f. wherein the article shape is asymmetric about its lateral axis.
2 . The absorbent article of claim 1 , wherein the absorbent article is an incontinence pad.
3 . The absorbent article of claim 1 , wherein the absorbent article is a sanitary napkin.
4 . The absorbent article of claim 1 , wherein the topsheet nonwoven web comprises fibers comprising polyethylene.
5 . The absorbent article of claim 1 , wherein the topsheet nonwoven web comprises fibers comprising polyethylene terephthalate.
6 . The absorbent article of claim 1 , wherein the absorbent core comprises no more than 20 percent, by weight of the absorbent core, of fibrous material.
7 . The absorbent article of claim 1 , wherein the absorbent core shape is symmetric about its longitudinal axis.
8 . The absorbent article of claim 1 , wherein the absorbent core shape is asymmetric about its lateral axis.
9 . The absorbent article of claim 1 , further comprising a wrapper temporarily affixed to the adhesive that is on the exterior surface of the backsheet.
10 . The absorbent article of claim 9 , wherein the article is in a tri-folded configuration.
11 . An absorbent article, comprising:
a. a topsheet comprising a nonwoven web, and indicia that is disposed on a lower surface of the nonwoven web and that is visible through the topsheet; b. a backsheet comprising adhesive on an exterior surface thereof; c. an absorbent core disposed between the topsheet and the backsheet, the absorbent core comprising an absorbent foam; d. a storage layer disposed between the absorbent core and the backsheet, the storage layer comprising fibers and particulate absorbent gel material; and e. a layer of material comprising polyethylene terephthalate disposed between the absorbent core and the storage layer; f. wherein the article is asymmetric about its lateral axis.
12 . The absorbent article of claim 11 , wherein the absorbent article is an incontinence pad.
13 . The absorbent article of claim 11 , wherein the absorbent article is a sanitary napkin.
14 . The absorbent article of claim 11 , wherein the topsheet nonwoven web comprises fibers comprising polyethylene.
15 . The absorbent article of claim 11 , wherein the topsheet nonwoven web comprises fibers comprising polyethylene terephthalate.
16 . The absorbent article of claim 11 , wherein the absorbent core comprises no more than 20 percent, by weight of the absorbent core, of fibrous material.
17 . The absorbent article of claim 11 , wherein the absorbent core shape is symmetric about its longitudinal axis.
18 . The absorbent article of claim 11 , wherein the absorbent core shape is asymmetric about its lateral axis.
19 . The absorbent article of claim 11 , further comprising a wrapper temporarily affixed to the adhesive that is on the exterior surface of the backsheet.
20 . The absorbent article of claim 19 , wherein the article is in a tri-folded configuration.
21 . An absorbent article, comprising:
a. a topsheet; b. a backsheet comprising adhesive on an exterior surface thereof; c. an absorbent core disposed between the topsheet and the backsheet, the absorbent core comprising a layer of absorbent material including an absorbent foam with a carrier material; and d. a storage layer disposed between the absorbent core and the backsheet, the storage layer comprising fibers and particulate absorbent gel material.
22 . The absorbent article of claim 21 , further comprising a front region and a back region, wherein the front region has a different visual appearance than the back region.
23 . The absorbent article of claim 21 , further comprising indicia that is disposed on a lower surface of and visible through the topsheet.
24 . The absorbent article of claim 23 , wherein the indicia includes a plurality of dots or speckles.
25 . The absorbent article of claim 21 , wherein the absorbent article is a sanitary napkin.
26 . The absorbent article of claim 21 , wherein the topsheet comprises a nonwoven web that comprises fibers comprising polyethylene terephthalate.
27 . The absorbent article of claim 21 , wherein the absorbent core comprises no more than 20 percent, by weight of the absorbent core, of fibrous material.
28 . An absorbent article, comprising:
a. a body-facing portion; b. a garment-facing portion; c. a topsheet; d. a backsheet comprising adhesive on an exterior surface thereof; and e. a plurality of fluid acquisition and storage components disposed between the topsheet and the backsheet, wherein the plurality of fluid acquisition and storage components comprise in order in a direction from the body-facing portion to the garment-facing portion:
i. a layer of absorbent foam;
ii. a layer of material comprising polyethylene terephthalate; and
iii. a layer of material comprising a combination of fibers and particulate absorbent gel material;
f. wherein the article is asymmetric about its lateral axis.
29 . The absorbent article of claim 28 , further comprising indicia that is disposed on a lower surface of and visible through the topsheet.
30 . The absorbent article of claim 29 , wherein the indicia includes a plurality of dots or speckles.Join the waitlist — get patent alerts
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