Absorbent article with leg gasketing system
Disclosed is an absorbent article comprising: a core chassis and a leg gasketing system comprising a pair of wearer facing cuff regions formed by inwardly extending cuff material over a wearer facing side of the core chassis, each wearer facing cuff region comprising a longitudinally extending inner cuff sealing and a longitudinally extending inner cuff free edge positioned inward from the inner cuff sealing, wherein the inner cuff sealing bonds the cuff material and a topsheet, and an inner cuff elastic element is disposed adjacent the inner cuff free edge; a pair of garment facing cuff regions formed by inwardly extending the cuff material over a garment facing side of the core chassis, and a pair of outer cuff elastic elements disposed on wearer facing cuff regions or garment facing cuff regions, each outer cuff elastic element superposing the core side regions and disposed outward from the inner cuff sealings.
1 . An absorbent article having a skin facing side, a garment facing side, a longitudinal axis, a transverse axis, a pair of longitudinally extending side edges, and a pair of transversely extending end edges, the absorbent article comprising an absorbent body comprising:
a core chassis comprising:
a liquid permeable topsheet;
a liquid impermeable backsheet;
an absorbent core disposed between the topsheet and the backsheet, the absorbent core having a smaller dimension than the backsheet in both a longitudinal direction and a transverse direction;
an outer cover disposed on a garment facing side of the backsheet, the outer cover having a greater dimension than the absorbent core in the transverse direction, and a same or smaller dimension than the backsheet in both the longitudinal direction and the transverse direction; and
a pair of core side regions defined as a region between respective absorbent core side edges and backsheet side edges; and
a leg gasketing system made by a pair of water impermeable cuff materials disposed laterally outside and wrapping a pair of sides edges of the core chassis, the leg gasketing system comprising:
a pair of wearer facing cuff regions formed by inwardly extending the cuff material over a wearer facing side of the core chassis, each wearer facing cuff region comprising a longitudinally extending inner cuff sealing and a longitudinally extending inner cuff free edge positioned inward from the inner cuff sealing, wherein the inner cuff sealing bonds the cuff material and the topsheet, and an inner cuff elastic element is disposed adjacent the inner cuff free edge;
a pair of garment facing cuff regions formed by inwardly extending the cuff material over a garment facing side of the core chassis; and
a pair of outer cuff elastic elements disposed on the garment facing cuff regions, each outer cuff elastic element superposing the core side regions and disposed outward from the inner cuff sealings;
wherein the outer cuff elastic element is disposed on the garment facing cuff region; and
wherein the cuff material for forming the garment facing surface of the garment facing cuff region is defined by a first garment facing fold, wherein the first garment facing fold is further folded and extended outwardly to form a second garment facing fold, and wherein the outer cuff elastic element is sandwiched between the first garment facing fold and the second garment facing fold.
2 . The absorbent article of claim 1 , further comprising an inner cuff height which is a transverse dimension between the inner cuff sealing to the inner cuff free edge, and wherein the garment facing cuff region comprises an outer cuff height which is a transverse dimension between the inner cuff sealing to the side edge of the leg gasketing system, and wherein the inner cuff height is greater than the outer cuff height.
3 . The absorbent article of claim 2 , wherein the inner cuff height is greater than the outer cuff height by from about 2 mm to about 12 mm.
4 . The absorbent article of claim 1 , wherein end edges of the second garment facing folds exist inward from the side edges of the backsheet.
5 . The absorbent article of claim 1 , further comprising a deactivated region wherein the outer cuff elastic element is deactivated in elasticity toward front and/or back end edges of the absorbent body, wherein the outer cuff elastic element is bonded against the cuff material with glue in the deactivated region.
6 . The absorbent article of claim 1 , wherein the first garment facing fold and the second garment facing fold are bonded by a Fold Support Glue, wherein the Fold Support Glue bonds a position inward from a most inward edge of the outer cuff elastic element.
7 . The absorbent article of claim 6 , wherein the outer cuff elastic element comprises an elastic strand, and the Fold Support Glue further bonds a most inward positioned outer cuff elastic strand.
8 . The absorbent article of claim 6 , wherein the outer cuff elastic element comprises a plurality of elastic strands, and the Fold Support Glue further bonds between a most inward positioned outer cuff elastic strand and a second most inward positioned outer cuff elastic strand.
9 . The absorbent article of claim 6 , wherein the outer cuff elastic element comprises a deactivated region in the front end edge and/or the back end edge, wherein the Fold Support Glue is provided in the deactivated region.
10 . The absorbent article of claim 6 , wherein the Fold Support Glue is provided at a basis weight of 2 grams/m 2 or less.
11 . The absorbent article of claim 6 , wherein the second garment facing fold and the outer cover are bonded by an Auxiliary Glue.
12 . The absorbent article of claim 1 , wherein each outer cuff elastic element comprises a plurality of elastic strands, wherein a total number of outer cuff elastic strands on one side is at least 3.
13 . The absorbent article of claim 12 , wherein a force provided by the outer cuff elastic strand disposed most outward is lower than a force provided by the outer cuff elastic strand disposed most inward.
14 . The absorbent article of claim 12 , wherein any outer cuff elastic strand is disposed at an elongation of no more than about 330%.
15 . The absorbent article of claim 12 , wherein any outer cuff elastic strand has a denier of no more than about 680 dtex.
16 . The absorbent article of claim 1 , wherein each side of the leg gasketing system further comprises a side edge elastic strand wherein the side edge elastic strand is disposed outward from the backsheet.
17 . The absorbent article of claim 1 , wherein there are at least 2 layers of material between the wearer and the outer cuff elastic element, wherein the layers of material are selected from the group consisting of the cuff material, the topsheet, the backsheet, and the outer cover.
18 . The absorbent article of claim 1 , wherein the garment facing cuff region is provided with color visible from the garment facing side.
19 . The absorbent article of claim 1 , wherein a transverse dimension of the garment facing cuff region is from about 10 mm to about 50 mm.
20 . The absorbent article of claim 1 , having a void space which is a sum of 2 inner cuff heights and a transverse dimension between the pair of inner cuff sealings, wherein the void space is from about 150 mm to about 250 mm.
21 . The absorbent article of claim 1 , having a cuff spacing which is a transverse dimension between the pair of inner cuff end edges when the inner cuffs are completely laid flat on the core chassis, wherein the cuff spacing is from about 70 mm to about 140 mm.
22 . The absorbent article of claim 1 , wherein the absorbent body has a transverse dimension of from about 180 mm to about 230 mm.
23 . The absorbent article of claim 1 , further comprising an application means attached to the garment facing side of the absorbent body.
24 . The absorbent article of claim 23 , wherein the application means is a fastening system comprising an elongate member and a receiving member, wherein the elongate member transversely protrudes from left and right side edges of a back region of the absorbent body and is fastenable with the receiving member disposed on a front region.
25 . The absorbent article of claim 23 , wherein the application means is an elastic belt extending transversely from front and back regions of the absorbent body and seamed with each other.
26 . The absorbent article of claim 25 , wherein the application means is a ring-like elastic belt comprising a front belt and a back belt, wherein each of the front belt and the back belt have transversely continuous proximal and distal edges parallel to the transverse axis, wherein transverse edges of the front belt and the back belt are seamed with each other.
27 . The absorbent article of claim 26 , wherein the back belt and the leg gasketing system are configured such that a tensile force of the leg gasketing system is transmittable to the back belt.
28 . The absorbent article of claim 26 , wherein the front belt and the leg gasketing system are configured such that a tensile force of the leg gasketing system is transmittable to the front belt.
29 . An absorbent article having a skin facing side, a garment facing side, a longitudinal axis, a transverse axis, a pair of longitudinally extending side edges, and a pair of transversely extending end edges, the absorbent article comprising:
an absorbent body comprising:
a core chassis comprising:
a liquid permeable topsheet;
a liquid impermeable backsheet;
an absorbent core disposed between the topsheet and the backsheet, the absorbent core having a smaller dimension than the backsheet in both the longitudinal direction and the transverse direction;
an outer cover disposed on the garment facing side of the backsheet, the outer cover having a greater dimension than the absorbent core in the transverse direction, and the same or smaller dimension than the backsheet in both the longitudinal direction and the transverse direction; and
a pair of core side regions defined as the region between the respective absorbent core side edges and the backsheet side edges; and
a leg gasketing system made by a pair of water impermeable cuff material disposed laterally outside and wrapping the pair of sides edges of the core chassis, the leg gasketing system comprising:
a pair of wearer facing cuff regions formed by inwardly extending the cuff material over a wearer facing side of the core chassis, each wearer facing cuff region comprising a longitudinally extending inner cuff sealing and a longitudinally extending inner cuff free edge positioned inward from the inner cuff sealing, wherein the inner cuff sealing bonds the cuff material and the topsheet, and an inner cuff elastic element is disposed adjacent the inner cuff free edge;
a pair of garment facing cuff regions formed by inwardly extending the cuff material over the garment facing side of the core chassis; and
a pair of outer cuff elastic elements disposed on the wearer facing cuff regions or the garment facing cuff regions, each outer cuff elastic element superposing the core side regions and disposed outward from the inner cuff sealings; and
an elastic belt attached to a garment facing side of the absorbent body, the elastic belt extending transversely from front and back regions of the absorbent body and seamed with each other, wherein the elastic belt is a ring-like elastic belt comprising a front belt and a back belt, wherein each of the front belt and the back belt have transversely continuous proximal and distal edges parallel to the transverse axis, wherein transverse edges of the front belt and the back belt are seamed with each other;
wherein at least:
the back belt and the leg gasketing system are configured such that a tensile force of the leg gasketing system is transmittable to the back belt; or
the front belt and the leg gasketing system are configured such that a tensile force of the leg gasketing system is transmittable to the front belt.
30 . The absorbent article of claim 29 , wherein the outer cuff elastic element is disposed on the wearer facing cuff region.
31 . The absorbent article of claim 29 , wherein the outer cuff elastic element is disposed on the garment facing cuff region.
32 . The absorbent article of claim 29 , wherein each side of the leg gasketing system further comprises a side edge elastic strand, wherein the side edge elastic strand is disposed outward from the backsheet.