CN111568644A

CN111568644A - Disposable absorption article

Info

Publication number: CN111568644A
Application number: CN202010468206.2A
Authority: CN
Inventors: 汪须忠
Original assignee: Shenzhen Liyijiujiu Network Technology Co Ltd
Current assignee: Shenzhen Liyijiujiu Network Technology Co Ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2020-08-25

Abstract

The invention relates to the technical field of sanitary articles, in particular to a disposable absorption article, which comprises an outer body and an absorption core body, wherein the outer body comprises a water permeable area and a non-water permeable area, the upper part, the middle part and the lower part of the outer body and the absorption core body are respectively a hip area, a middle area and an abdomen area, the width of the hip area of the absorption core body is larger than that of the middle area of the absorption core body, the disposable absorption article also comprises two leakage-proof flanges, the two leakage-proof flanges extend from the abdomen area to the hip area, and the upper ends of the leakage-proof flanges are positioned on the hip area of the absorption core body and form a first distance with the upper edge of the hip area of the absorption core; the upper ends of the leak-proof flanges and the upper parts of the surfaces of the absorption cores between the two leak-proof flanges are water-permeable areas. When liquid is on the buttock core, the area above the upper end of the leakage-proof rib is not blocked by the leakage-proof rib, and the liquid can freely diffuse to two outer sides rapidly through the water-permeable area and the surface of the absorption core, so that the phenomenon of leakage after the absorption of articles is avoided.

Description

Disposable absorption article

Technical Field

The invention relates to the technical field of sanitary products, in particular to a disposable absorption product.

Background

The absorption article can be embodied on a specific product such as a children diaper, an adult diaper, a women sanitary towel and the like. The traditional paper diaper has poor leakage-proof effect due to the defects of structural design, and when a user lies, the situation that liquid leaks backwards is easy to happen when the amount of the liquid is large. In order to solve the defect, the existing improvement scheme is to enlarge the area of the rear part of the absorption core body along two sides, as shown in fig. 1, the absorption core body comprises an outer body 1 and an absorption core body 2 arranged in the middle of the outer body 1, an adhesive button 3 is fixed on the outer side of the outer body 1, the width of the absorption core body 2 on the hip area is larger than that in the middle, a leakage-proof rib 4 penetrates through the whole outer body 1, but due to the existence of the water-proof non-woven fabric connected with the outer side of the leakage-proof rib 4, the enlarged part of the absorption core body is actually covered by the water-proof non-woven fabric, and the water-proof non-woven fabric is difficult to absorb, so the actual absorption process of the rear part of the absorption core body is to firstly absorb in the middle and then diffuse to two.

Disclosure of Invention

The invention aims to solve the technical problem of providing a disposable absorption article to solve the problem of back leakage caused by low liquid absorption diffusion speed of the existing disposable absorption article.

The technical scheme for solving the technical problems is as follows: a disposable absorption article comprises an outer body and an absorption core body, wherein the outer body comprises a water permeable area and a non-water permeable area, the upper part, the middle part and the lower part of the outer body and the absorption core body are respectively a hip area, a middle area and an abdomen area, the width of the hip area of the absorption core body is larger than that of the middle area of the absorption core body, the disposable absorption article also comprises two leakage-proof flanges, the two leakage-proof flanges extend from the abdomen area to the hip area, the upper ends of the leakage-proof flanges are positioned on the hip area of the absorption core body and form a first distance with the upper edge of the hip area of the absorption core body; more than and two of the upper end of leak protection flange absorb the surface top of core and be the region of permeating water between the leak protection flange.

The invention has the beneficial effects that: the upper ends of the leakproof ribs are positioned on the hip area of the absorbent core and form a first distance with the upper edge of the hip area of the absorbent core; more than and two of the upper end of leak protection flange absorb the surface top of core and be the region of permeating water between the leak protection flange. When liquid is on the buttock core, the area above the upper end of the leakage-proof rib is not blocked by the leakage-proof rib, and the liquid can freely diffuse to two outer sides rapidly through the water-permeable area and the surface of the absorption core, so that the phenomenon of leakage after the absorption of articles is avoided.

On the basis of the technical scheme, the invention can be further improved as follows.

Further, the ectosome is including the outer and the water permeability inlayer of non-water permeability of mutual concatenation, the outer region that is non-water permeability, the water permeability inlayer is the region that permeates water.

The beneficial effect of adopting the further scheme is that: the non-water-permeable outer layer mainly plays a role in water prevention; the water permeable inner layer is a water permeable area, and is directly contacted with a human body outside the protective absorption core body, so that the use comfort is improved; meanwhile, in the area above the upper ends of the two leakage-proof flanges, liquid can directly absorb and diffuse through the water-permeable area and the surface of the absorption core body.

Further, the water permeable area comprises a partial area of the area where the absorption core bodies extend outwards from the outer sides of the two leakage-proof ribs.

The beneficial effect of adopting the further scheme is that: because the partial area of the absorption core body which extends outwards outside the leakage-proof baffle is also set as the water-permeable area, in the liquid absorption process, the area can directly absorb liquid and diffuse through the water-permeable inner layer of the water-permeable area and the surface of the absorption core body, and the liquid absorption and diffusion efficiency is further ensured.

Further, the water permeable area comprises the whole area of the area where the absorption cores extend outwards from the outer sides of the two leakage-proof ribs.

The beneficial effect of adopting the further scheme is that: as the outer sides of the leakage-proof ribs and the edge area of the absorption core body are all set to be the water-permeable areas, almost all the surface of the absorption core body can perform liquid absorption and diffusion functions.

Further, the leakage-proof flange has a flange inner side and a flange outer side, and the edges of the absorption cores of the middle area and the abdomen area are located between the flange inner side and the flange outer side.

The beneficial effect of adopting the further scheme is that: the edges of the absorbent core in the central and abdominal regions are located between the inner side of the flanges and the outer side of the flanges, ensuring maximum liquid absorption under side leakage prevention conditions.

Further, the rear body section length of the outer body is a vertical distance from the middle position of the middle area of the outer body to the upper edge of the hip area, and the ratio of the first distance to the rear body section length is 1/3-1/2.

The beneficial effect of adopting the further scheme is that: the position of the end on the leakage-proof baffle is limited in the buttocks area of the absorption core body, so that the optimal effects of leakage prevention and liquid absorption diffusion in the buttocks area can be ensured.

Further, the two leakage-proof flanges are parallel to each other.

The beneficial effect of adopting the further scheme is that: the arrangement that the leak-proof flanges are parallel to each other is the conventional arrangement of the existing disposable absorption article, the equipment does not need to be modified in the process of producing the disposable absorption article, the existing equipment can be used, and the additional cost is not increased.

Further, the absorption core comprises a first absorption core and a second absorption core, the liquid absorption capacity of the second absorption core is larger than that of the first absorption core, the second absorption core is located in the middle of the first absorption core, the second absorption core is bonded with the non-water-permeable outer layer, and the first absorption core is bonded with the water-permeable inner layer.

The beneficial effect of adopting the further scheme is that: the second absorption core body is positioned in the middle of the first absorption core body, so that large liquid amount is ensured to be absorbed by the second absorption core body and the first absorption core body together instantly, and the liquid is prevented from being accumulated on the surface.

Further, a flow guide layer 8 is arranged between the first absorption core body and the water-permeable inner layer.

The beneficial effect of adopting the further scheme is that: through setting up the water conservancy diversion layer, ensure that liquid diffuses fast between first absorption core and water permeability inlayer.

Further, a toilet paper layer is arranged between the second absorption core and the non-water permeable outer layer.

The beneficial effect of adopting the further scheme is that: the toilet paper layer is arranged, so that the bacteriostatic and antibacterial effects of the disposable absorption article are improved.

Drawings

FIG. 1 is a diagram of a prior art disposable absorbent article;

FIG. 2 is a schematic structural view of a first embodiment of the disposable absorbent article of the present invention;

FIG. 3 is a cross-sectional layered structure of an embodiment of a disposable absorbent article of the present invention;

FIG. 4 is a schematic structural view of a second embodiment of the disposable absorbent article of the present invention;

FIG. 5 is a schematic structural view of a third embodiment of the disposable absorbent article of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the outer body, 11, the outer layer of non-permeability, 111, the intermediate part, 1111, the water repellent basement membrane, 1112, bottom non-woven fabrics, 112, outside portion, 12, the inlayer of permeability, 2, absorb the core, 21, first absorption core, 22, the second absorbs the core, 3, paste the knot, 31, the fixed part, 32, bonding portion, 4, leak protection flange, 41, flank rubber band, 5, elasticity leg girth, 6, elastic waist, 7, preceding waist subsides, 8, water conservancy diversion layer, 9, toilet paper layer.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.

Referring to fig. 2 and 3, a disposable absorbent article includes an outer body 1, an absorbent core 2, a sticky buckle 3, a leakage-proof rib 4, an elastic leg band 5 and an elastic waistline 6, wherein the absorbent core 2 is arranged in the outer body 1, and the sticky buckle 3, the leakage-proof rib 4, the elastic leg band 5 and the elastic waistline 6 are arranged on the outer body 1. The elastic leg bands 5 and the elastic waist band 6 are typically made of elastic rubber bands.

The external body 1 comprises a permeable area and a non-permeable area, the upper, middle and lower parts of the external body 1 and the absorption core 2 are respectively a hip area, a middle area and an abdomen area, the width of the hip area of the absorption core 2 is larger than that of the middle area of the absorption core 2, the external body further comprises two leakage-proof flanges 4, the two leakage-proof flanges 4 extend from the abdomen area to the hip area, the upper ends of the leakage-proof flanges 4 are positioned on the hip area of the absorption core 2 and form a first distance with the upper edge of the hip area of the absorption core 2; the upper ends of the leak-proof flanges 4 and the upper parts of the surfaces of the absorption cores 2 between the two leak-proof flanges 4 are water-permeable areas.

In the figure, the vertical direction, the length direction of the disposable article, and the direction of the longitudinal direction are the width direction of the product. In the length direction, the sticking button 3 is arranged on the upper edge of the outer body 1; the sticking buttons 3 are fixed to the left and right ends of the outer body 1 in the width direction, respectively. The sticky buckle 3 is fixed on the outer portion 112, the sticky buckle 3 on each end portion may be one or two sticky buckles arranged in parallel along the length direction, the sticky buckle 3 includes a fixing portion 31 and a bonding portion 32, the fixing portion 31 is fixed on the outer portion 112, and the bonding portion 32 can extend out of the outer portion 112.

In the length direction, the middle part of the elastic leg enclosure 5 is arc-shaped, and the front part and the rear part of the elastic leg enclosure 5 are more outside in the width direction relative to the middle part of the elastic leg enclosure 5.

The middle part of the outer body 1 in the length direction and two sides of the outer body in the width direction are provided with inwards concave arc-shaped openings which are matched with legs of a human body. As shown in figure 3, the cross-sectional layered structure of the disposable absorbent article in the thickness direction is schematically shown, the outer body 1 comprises a non-permeable outer layer 11 and a permeable inner layer 12 which are spliced with each other, wherein the non-permeable outer layer 11 is a non-permeable area, and the permeable inner layer 12 is a permeable area; the outer layer 11 is composed of a middle part 111 and two outer side parts 112 in the width direction, the middle part 111 is composed of a water-repellent basement membrane 1111 and a bottom non-woven fabric 1112, the middle part 111 is in the middle of the outer body 1 in the width direction; in the thickness direction, the outer side portion 112 is located above the intermediate portion 111, and the water-repellent back coat 1111 is located above the back sheet nonwoven fabric 1112. The outer side 111 is a single-layer water-repellent nonwoven fabric, and the water-permeable inner layer 12 is a hydrophilic nonwoven fabric. The front waist tape 7 matching with the adhesive fastener 3 is provided on the front part of the bottom nonwoven fabric 1112 in the longitudinal direction.

The absorption core 2 is composed of a first absorption core 21 bonded with a water-repellent basement membrane 1111 and a second absorption core 22 bonded with a water-permeable inner layer 12; the second absorbent core 22 is positioned in the middle of the first absorbent core 21 in both the length and width directions and pressed into the first absorbent core 21, and the second absorbent core 22 absorbs water more than the first absorbent core 21. The second absorbent core 22 is a core absorbent core. A flow guiding layer 8 is arranged between the second absorption core 22 and the water permeable inner layer 12. Ensuring that large liquid amount is absorbed by the second absorption core 22 and the first absorption core 21 together instantly, and avoiding the liquid accumulation on the surface; through setting up the water conservancy diversion layer, ensure that liquid is quick diffusion between first absorption core 21 and water permeability inlayer 12, further improved the imbibition and the diffusion effect of absorption articles for use.

The leakproof ribs 4 have a rib inner side and a rib outer side, and the edges of the absorbent core 2 in the middle region and the abdominal region are located between the rib inner side and the rib outer side. The middle part of the length direction of the top of the leakage-proof rib 4 can be separated from the surface of the water-permeable inner layer 12, namely the leakage-proof rib 4, the middle position in the length direction of the absorption article is higher than the surface of the water-permeable inner layer 12 to form a three-dimensional leakage-proof effect (as shown in figure 3), the top of the leakage-proof rib 4 is provided with a side wing rubber band 41, namely the inner side of the rib of the leakage-proof rib 4 is fixedly bonded with the water-permeable inner layer 12 through glue, at least 2mm of clearance is formed between the inner side of the rib of the leakage-proof rib 4 and the fixed part of the water-permeable inner layer 12 and the outer side in the width direction of the absorption core body 2, and the height between the top. The flange outside of leak protection flange 4 is for refusing the water non-woven fabrics rather than even as an organic whole, should refuse the water non-woven fabrics and be outer outside portion 112 of non-permeability promptly, and on the thickness direction, elasticity leg encloses 5 and sets up between outside portion 112 and water-repellent basement membrane 1111, and outside portion 112 is fixed with water-repellent basement membrane 1111 through glue bonding.

In the thickness direction, the middle part of the length direction of the top of the leakage-proof rib 4 can be separated from the surface of the water-permeable inner layer 12, namely the leakage-proof rib 4 is higher than the surface of the water-permeable inner layer 12 in the middle position of the length direction of the absorption article, so that a three-dimensional leakage-proof effect is formed; the upper end of the length direction of the top of the leakage-proof rib 4 is fixed with the surface of the water-permeable inner layer 12 within the range of 20-30mm, and the lower end is fixed with the surface of the water-permeable inner layer 12 within the range of 20-30mm, namely, the leakage-proof rib 4 is fixed with the surface of the water-permeable inner layer 12 in the abdomen area and the hip area, so that the leakage-proof rib is tightly attached to the human body, and a better leakage-proof effect is achieved.

The absorbent core 2 comprises a hip region, a central region and an abdominal region in the longitudinal direction, wherein the hip region of the absorbent core 2 has a width larger than the central region of the absorbent core 2, and the hip region of the absorbent core 2 has a width of 350-400mmm, i.e. the width of the absorbent core 2 in the hip region is larger than the width in the central region. Meanwhile, in the specific embodiment, the widths of the buttocks region and the abdomen region of the absorbent core 2 are larger than the width of the central region of the absorbent core 2, the width of the abdomen region of the absorbent core 2 is 150-250mm, and the width of the buttocks region of the absorbent core 2 is 350-400 mm. The upper ends of the leakage preventing flanges 4 are positioned on the buttocks region of the absorbent core 2 and form a first interval with the upper edge of the buttocks region of the absorbent core 2. In this embodiment, the upper end of the leakage preventing rib 4 is not covered with the outer side portion 112 of the water impermeable outer layer at a position away from the upper edge of the buttocks region of the absorbent core 2, i.e., the region is a water permeable region; the absorbent core 2 is covered with an outer side portion 112 of a non-water permeable outer layer in the area outside the two leakage preventing flanges 4 and along the edge of the absorbent core 2, i.e., the non-water permeable area.

In this embodiment, the length of the outer body 1 is 750-; the maximum width of the absorbent core 2 (i.e. the width of the buttocks region of the absorbent core 2) is 350-400 mm.

In this embodiment, in the thickness direction, a toilet paper layer 9 is disposed between the water-repellent basement membrane 1111 and the absorbent core 2, and concave notches are disposed in the middle of the toilet paper layer 9 in the length direction and on both sides of the toilet paper layer in the width direction, that is, the shapes of the middle of the toilet paper layer 9 in the length direction and both sides of the toilet paper layer in the width direction are matched with the shapes of the middle of the absorbent core 2 in the length direction and both sides of the toilet paper layer in the width; and from the width direction in the middle part of the length direction, the fixing part of the bottom of the leakage-proof rib 4 and the water permeability inner layer 12 is positioned on the outer side of the toilet paper layer 9 in the width direction, and a clearance of at least 2mm is arranged between the fixing part of the bottom of the leakage-proof rib 4 and the water permeability inner layer 12 and the outer side of the toilet paper layer 9 in the width direction. The antibacterial and antibacterial effects of the disposable product are improved.

In this embodiment, the rear body section length of the outer body 1 is a vertical distance from the middle of the middle region of the outer body 1 to the upper edge of the hip region, and the ratio of the first interval to the rear body section length is 2/5.

In the disposable absorption article in the embodiment, the upper ends of the leakproof ribs 4 are positioned on the hip area of the absorption core body 2 and form a first distance with the upper edge of the hip area of the absorption core body 2; the upper ends of the leak-proof flanges 4 and the upper parts of the surfaces of the absorption cores 2 between the two leak-proof flanges 4 are water-permeable areas. When liquid is on the buttock core, the region above the upper end of the leakage-proof flange 4 is a water permeable region, and the liquid can be freely diffused rapidly to two outer sides through the surface of the absorption core 2 without the blockage of the leakage-proof flange, so that the phenomenon of leakage after the absorption of articles can not be caused. Meanwhile, the edges of the absorption core bodies 2 of the middle area and the abdomen area are positioned between the inner side and the outer side of the flanges, so that the maximum liquid absorption effect is achieved under the condition of preventing side leakage.

Furthermore, the ratio of the first interval to the rear section of the absorbent core in this embodiment is 2/5, which ensures optimum leakage prevention and liquid-absorbent distribution in the buttocks region.

In the embodiment, the arrangement that the two leakage-proof ribs 4 are parallel to each other is the conventional arrangement of the existing disposable absorption article, the equipment does not need to be modified in the process of producing the disposable absorption article, the existing equipment can be used, and the additional cost is not increased.

It should be noted that the schematic diagram of the layered structure shown in fig. 3 is for the convenience of understanding the contents of the present invention, and in the actual product, the second absorbent core 22 is positioned in the middle of the first absorbent core 21 and pressed into the first absorbent core 21 to form the absorbent core 2, the outer non-permeable layer 11 and the inner permeable layer 12 are spliced together to form the outer body 1, the outer non-permeable layer 11 is composed of a middle portion 111 and outer side portions 112 on both sides thereof, and the middle portion 111 is composed of a water-repellent base film 1111 and a bottom layer nonwoven fabric 1112. Wherein, the middle part 111 is bonded with the water-repellent basement membrane 1111 and the bottom non-woven fabric 1112; then, the intermediate portion 111 and the outer portion 112 are bonded to form the water impermeable outer layer 11; the water impermeable outer layer 11 and the water permeable inner layer 12 are bonded to each other to form the outer body 1 covering the absorbent core 2.

The second embodiment of the disposable absorbent article of the present invention is schematically shown in FIG. 4, and is different from the first embodiment in that the water permeable region comprises a partial region of the absorbent core 2 extending outward from the outer sides of the two leakage preventing ribs 4; this partial area is covered by the water permeable inner layer 12, and the rest is the non-water permeable outer side portion 112. In the process of absorbing liquid of the disposable absorbent article, the area can directly absorb and diffuse liquid through the surface of the water-permeable inner layer 12 and the absorbent core body 2, thereby further ensuring the efficiency of liquid absorption and diffusion.

A third embodiment of the disposable absorbent article of the present invention is schematically shown in FIG. 5, which is different from the first embodiment in that the water permeable region comprises the entire region of the absorbent core 2 extending outwardly of the outer sides of the two leakage preventing ribs 4, which is entirely covered by the water permeable inner layer 12. During the liquid absorption process of the disposable absorbent article, the whole area can directly absorb and diffuse liquid through the surface of the water permeable inner layer 12 and the absorbent core body 2, and the liquid absorption and diffusion efficiency is further ensured.

In particular embodiments, the ratio of the first interval to the length of the rear section of the outer body may be set within a range between 1/3 and 1/2 depending on the subject of use and the particular conditions of use of the disposable absorbent article, thereby ensuring optimal intake and distribution and leakage prevention.

In a specific embodiment, the left and right positions of the two leakage-proof ribs 4 can be adaptively adjusted according to the size of the buttocks region of the absorbent core 2 and the use conditions, or the buttocks region of the absorbent core 2 is provided with an arc shape, so that the liquid absorption and diffusion effect and the leakage-proof effect can be optimal.

The disposable absorption article provided by the invention can be applied to children paper diapers, adult paper diapers, women sanitary napkins and the like.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "above", "below", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A disposable absorption article comprises an outer body (1) and an absorption core body (2), wherein the outer body (1) comprises a water permeable area and a water impermeable area, the upper, middle and lower parts of the outer body (1) and the absorption core body (2) are respectively a hip area, a middle area and an abdomen area, and the disposable absorption article is characterized in that the width of the hip area of the absorption core body (2) is larger than that of the middle area of the absorption core body (2), the disposable absorption article also comprises two leakage-proof flanges (4), the two leakage-proof flanges (4) extend from the abdomen area to the hip area, the upper ends of the leakage-proof flanges (4) are positioned on the hip area of the absorption core body (2) and form a first distance with the upper edge of the hip area of the absorption core body (2); the upper end of each leakage-proof rib (4) is provided with a water-permeable area, and the upper part of the surface of the absorption core body (2) between the leakage-proof ribs (4) is provided with two water-permeable areas.

2. The disposable absorbent article according to claim 1, wherein said outer body (1) comprises a non-permeable outer layer (11) and a permeable inner layer (12) joined to each other, said non-permeable outer layer (11) being a non-permeable area and said permeable inner layer (12) being a permeable area.

3. The disposable absorbent article of claim 2, wherein said pervious area further comprises a portion of the area of the absorbent core (2) extending outwardly of the outer sides of said containment flaps (4).

4. The disposable absorbent article of claim 2, wherein said pervious area further comprises the entire area of the absorbent core (2) extending outwardly of the outer sides of said containment flaps (4).

5. The disposable absorbent article of claim 2 wherein said containment flaps (4) have a flap inner side and a flap outer side, the edges of said absorbent core (2) in said central region and said abdominal region being located between said flap inner side and said flap outer side.

6. The disposable absorbent article of any of claims 1 to 5, characterized in that said outer body (1) has an outer body rear section length which is the perpendicular distance from the middle of said outer body (1) central region to the upper edge of said hip region, and the ratio of said first distance to said outer body rear section length is between 1/3 and 1/2.

7. The disposable absorbent article of any of claims 1 to 5, characterized in that said two containment flaps (4) are parallel to each other.

8. The disposable absorbent article according to any of claims 2 to 5, wherein said absorbent core (2) comprises a first absorbent core (21) and a second absorbent core (22), said second absorbent core (22) having a liquid absorption capacity greater than that of said first absorbent core (21), said second absorbent core (22) being positioned in an intermediate position of said first absorbent core (21), said second absorbent core (22) being bonded to said non-water permeable outer layer (11), said first absorbent core (21) being bonded to said water permeable inner layer (12).

9. The disposable absorbent article of claim 8, wherein a flow-guiding layer (8) is provided between said first absorbent core (21) and said inner water-permeable layer (12).

10. The disposable absorbent article according to claim 9, wherein a toilet paper layer (9) is arranged between said second absorbent core (22) and said non-water permeable outer layer (11).