CN219207725U - Novel dry and comfortable absorbing article - Google Patents
Novel dry and comfortable absorbing article Download PDFInfo
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- CN219207725U CN219207725U CN202223459720.3U CN202223459720U CN219207725U CN 219207725 U CN219207725 U CN 219207725U CN 202223459720 U CN202223459720 U CN 202223459720U CN 219207725 U CN219207725 U CN 219207725U
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Abstract
The utility model provides a novel dry and comfortable absorbing article which sequentially comprises a surface layer, a composite absorbing layer and a bottom layer from top to bottom; the composite absorption layer comprises a wet-process super absorbent resin absorption paper layer and a polyurethane foam cotton layer, wherein the polyurethane foam cotton layer is closer to the bottom layer than the wet-process super absorbent resin absorption paper layer; the polyurethane foam cotton layer is internally provided with a plurality of through holes penetrating through the upper surface and the lower surface of the polyurethane foam cotton layer; the polyurethane foam cotton layer is provided with a plurality of bulges, and the bulges positioned at the middle position in the width direction of the polyurethane foam cotton layer are lower than the bulges positioned at the two sides in the width direction of the polyurethane foam cotton layer; the wet-process super absorbent resin water-absorbing paper layer is bonded with bulges positioned on two sides of the polyurethane foam cotton layer in the width direction. The novel dry and comfortable absorbent article has the advantages of high absorption speed, good dryness, high absorptivity, good air permeability and the like.
Description
Technical Field
The utility model relates to the technical field of physiological sanitary products, in particular to a novel dry and comfortable absorbing product.
Background
The composition structure of the prior sanitary absorbent article is roughly divided into a liquid-permeable surface layer, an absorption layer, a bottom layer and the like, and other structures and the like are added according to specific requirements.
With the development of the age, the requirements of consumers on absorbent articles are continuously increased, however, the existing absorbent articles still have one or more problems of low absorption speed, poor dryness or poor air permeability.
In view of the above shortcomings, it is highly desirable to provide a novel dry absorbent article.
Disclosure of Invention
In order to solve one or more technical problems of the existing absorbent articles, the utility model provides a novel dry and comfortable absorbent article. The novel dry and comfortable absorbent article has the advantages of high absorption speed, good dryness, high absorptivity, good air permeability and the like.
The utility model provides a novel dry and comfortable absorbing article which sequentially comprises a surface layer, a composite absorbing layer and a bottom layer from top to bottom; the composite absorption layer comprises a wet-process super absorbent resin absorption paper layer and a polyurethane foam cotton layer, wherein the polyurethane foam cotton layer is closer to the bottom layer than the wet-process super absorbent resin absorption paper layer; the polyurethane foam cotton layer is internally provided with a plurality of through holes penetrating through the upper surface and the lower surface of the polyurethane foam cotton layer; the polyurethane foam cotton layer is provided with a plurality of bulges, and the bulges positioned at the middle position in the width direction of the polyurethane foam cotton layer are lower than the bulges positioned at the two sides in the width direction of the polyurethane foam cotton layer; the wet-process super absorbent resin water-absorbing paper layer is bonded with bulges positioned on two sides of the polyurethane foam cotton layer in the width direction.
Preferably, the novel dry and comfortable absorbent article further comprises an annular absorbent layer, wherein the annular absorbent layer is arranged between the surface layer and a wet-process super absorbent resin absorbent paper layer included in the composite absorbent layer; the annular absorption layers comprise a plurality of annular absorption areas with arch structures, the inner ring side of each annular absorption area is connected with a wet-process super absorbent resin water absorption paper layer contained in the composite absorption layer, the outer ring side of each annular absorption area is not connected with the wet-process super absorbent resin water absorption paper layer contained in the composite absorption layer, and an arch structure is arranged between the inner ring side and the outer ring side of each annular absorption area; the central points of the plurality of annular absorption areas are the same, and the distance between the outer ring side of each annular absorption area and the central point is gradually increased from the central point outwards.
Preferably, the heights of the arch structures of the annular absorption zone are the same or outwards from the central point, and the heights of the arch structures of the annular absorption zone are sequentially increased; the widths of the arch structures of the annular absorption areas are the same or outwards from the central point, and the widths of the arch structures of the annular absorption areas are sequentially increased; and/or the annular absorption area is annular or elliptical.
Preferably, the width of the inner ring side of the ring-shaped absorption area connected with the wet-process super absorbent resin absorbent paper layer is 1-2 mm, and the width of the arch structure is 2-5 mm; and/or the annular absorption area is made of wet-process super absorbent resin absorbent paper.
Preferably, in the adjacent two annular absorption zones, the outer annular side of one of the annular absorption zones is above the inner annular side of the other annular absorption zone.
Preferably, the width of each protrusion is 3-5 mm, and the interval distance between every two adjacent protrusions is 3-5 mm; and/or the aperture of the through holes is 0.5-1.5 mm, and the interval distance between two adjacent through holes is 0.5-1.5 mm.
Preferably, the surface layer is a hot air nonwoven fabric, a spun-bonded nonwoven fabric or a pure cotton nonwoven fabric.
Preferably, the bottom layer is a breathable PE bottom film layer.
The utility model has at least the following beneficial effects:
(1) The novel dry and comfortable composite absorption layer of the absorption article is formed by combining wet super absorbent resin absorbent paper with polyurethane foam cotton layers which are provided with a plurality of bulges and through holes, the bulge degree of the polyurethane foam cotton layers is different, the two sides are high, the middle is low and the middle is concave arc-shaped, the wet super absorbent resin absorbent paper layer is bonded with the bulges positioned on the two sides of the width direction of the polyurethane foam cotton layers, a hollow absorption space is formed between the wet super absorbent resin absorbent paper layer and the polyurethane foam cotton layers, the absorption capacity is increased, and meanwhile, side leakage can be prevented to a certain extent.
(2) Some preferred embodiments of the utility model comprise the annular absorption layer, wherein the annular absorption layer comprises a plurality of annular absorption areas with arch structures, the inner ring side of each annular absorption area is connected with a wet-process super absorbent resin water absorption paper layer contained in the composite absorption layer, the outer ring side of each annular absorption area is not connected with the wet-process super absorbent resin water absorption paper layer contained in the composite absorption layer, the annular absorption area is in a suspension shape, and an arch structure is arranged between the inner ring side and the outer ring side of the annular absorption area; the center points of the annular absorption areas are the same, the distance between the outer ring side of each annular absorption area and the center point is gradually increased from the center point to the outside, the annular absorption areas are arranged to enable the novel dry and comfortable absorption article to be in a fluffy state as a whole, gaps are formed, a flow guide structure can be formed between the two arch structures, so that the absorption speed of the novel dry and comfortable absorption article can be improved, the arch structures are arranged to be beneficial to increasing the fluffiness, and the novel dry and comfortable absorption article has good air permeability and is improved in use comfort of a user; in addition, the arched structure can also effectively prevent the lateral diffusion of the absorbed liquid, so that the lateral diffusion of the absorbent article is small, and the lateral leakage prevention is facilitated.
(4) The novel dry and comfortable absorbent article has the advantages of high absorption speed, good dryness, high absorptivity, good air permeability and the like.
Drawings
The drawings of the present utility model are provided for illustrative purposes only and the proportion and the size of the parts in the drawings do not necessarily coincide with the actual products.
FIG. 1 is a schematic structural view of a novel dry absorbent article in accordance with some embodiments of the present utility model.
FIG. 2 is a schematic structural view of a novel dry absorbent article in accordance with further embodiments of the present utility model.
FIG. 3 is a schematic structural view of a novel dry absorbent article in accordance with further embodiments of the present utility model.
Fig. 4 is a schematic representation of the distribution of the arch structure on a wet laid superabsorbent resin absorbent paper layer comprised by a composite absorbent layer in further embodiments of the present utility model.
In the figure: 1: a surface layer; 2: a composite absorption layer; 21: wet making high water absorption resin water absorption paper layer; 22: a polyurethane foam cotton layer; 221: a through hole; 222: a protrusion; 3: a bottom layer; 4: an annular absorption zone; 41: an arch structure; 42: an inner ring side; 43: an outer ring side.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments of the present utility model will be clearly and completely described in the following in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The present utility model provides a novel dry absorbent article, for example, as shown in fig. 1, 2, 3 and 4, fig. 1 is a schematic structural view of the novel dry absorbent article in some embodiments of the present utility model; FIG. 2 is a schematic structural view of a novel dry absorbent article in accordance with further embodiments of the present utility model; FIG. 3 is a schematic structural view of a novel dry absorbent article in accordance with further embodiments of the present utility model; fig. 4 is a schematic representation of the distribution of the arch structure on a wet laid superabsorbent resin absorbent paper layer comprised by a composite absorbent layer in further embodiments of the present utility model.
The utility model provides a novel dry and comfortable absorbent article, for example, as shown in figure 1, which sequentially comprises a surface layer 1 (also called a liquid-permeable surface layer), a composite absorbent layer 2 and a bottom layer 3 (also called a breathable bottom layer) from top to bottom; the composite absorption layer 2 comprises a wet super absorbent resin absorption paper layer 21 and a polyurethane foam cotton layer 22, wherein the polyurethane foam cotton layer 22 is closer to the bottom layer 3 than the wet super absorbent resin absorption paper layer; the polyurethane foam layer 22 is provided with a plurality of through holes 221 penetrating the upper and lower surfaces of the polyurethane foam layer 22; the polyurethane foam cotton layer 22 is made of polyurethane foam cotton of a known material; in the present utility model, the wet-process super absorbent resin water absorbent paper layer 21 may be formed by, for example, 1 to 5 layers of wet-process super absorbent resin water absorbent paper; in the present utility model, the through holes 221 are vertically and vertically provided in the polyurethane foam layer 22, and are preferably uniformly distributed in the polyurethane foam layer 22; in the present utility model, "plurality" means two or more; the shape, number and size of the through holes 221 are not particularly limited in the present utility model, and may be set as required by those skilled in the art; the through hole 221 may be, for example, a circular through hole, a square through hole or an oval through hole, and preferably, the through hole is a circular through hole; the polyurethane foam layer 22 has a plurality of protrusions 222, and the protrusions 222 located at the middle position in the width direction of the polyurethane foam layer 22 are lower than the protrusions 222 located at both sides in the width direction of the polyurethane foam layer 22; the number, width and height of the protrusions 222 positioned at the middle position in the width direction of the polyurethane foam cotton layer 22 and the protrusions 222 positioned at the two sides in the width direction of the polyurethane foam cotton layer 22 are not particularly limited, and a person skilled in the art can design the protrusions positioned at the two sides as required, for example, the protrusions positioned at the middle position can be 0.05-0.5 mm higher than the protrusions positioned at the middle position; preferably, the protrusions 222 at the middle position are distributed in the width direction of the polyurethane foam cotton layer 22 in an area 0.7 to 0.8 times the width of the polyurethane foam cotton layer 22; the wet-process super absorbent resin water-absorbing paper layer 21 is adhered to the protrusions 222 positioned on two sides of the polyurethane foam cotton layer 22 in the width direction, and a hollow absorption space is formed between the wet-process super absorbent resin water-absorbing paper layer 21 and the polyurethane foam cotton layer 22; the novel dry and comfortable absorbent articles of the present utility model may be, for example, paper diapers, pull-up pants, sanitary napkins, panty-type sanitary napkins, incontinence pads, and preferably sanitary napkins.
The novel dry and comfortable composite absorption layer of the absorption article is formed by combining wet super absorbent resin absorbent paper with polyurethane foam cotton layers which are provided with a plurality of bulges and through holes, wherein the bulge degree of the polyurethane foam cotton layers is different, the two sides are high, the middle is low and the middle is concave arc-shaped, the wet super absorbent resin absorbent paper layer is bonded with the bulges positioned on the two sides of the width direction of the polyurethane foam cotton layers, a hollow absorption space is formed between the wet super absorbent resin absorbent paper layer and the polyurethane foam cotton layers, the absorption capacity is increased, and meanwhile, side leakage can be prevented to a certain extent.
According to some preferred embodiments, for example, as shown in fig. 2 and 3, the novel dry and comfortable absorbent article further comprises an annular absorbent layer arranged between the top sheet 1 and a wet-process super absorbent resin water absorbent paper layer 21 comprised by the composite absorbent layer 2; the annular absorbent layer comprises a plurality of annular absorbent regions 4 with arch structures 41, wherein the inner annular side 42 of each annular absorbent region 4 is connected with a wet-process super absorbent resin water absorbent paper layer 21 (the upper surface of the wet-process super absorbent resin water absorbent paper layer) included in the composite absorbent layer 2, the outer annular side 43 of each annular absorbent region 4 is not connected with the wet-process super absorbent resin water absorbent paper layer 21 included in the composite absorbent layer 2, and the arch structures 41 are arranged between the inner annular side 42 and the outer annular side 43 of the annular absorbent region 4; the center points of the plurality of annular absorption zones 4 are the same, and the distance between the outer ring side 43 of each annular absorption zone 4 and the center point is gradually increased from the center point outwards; for example, as shown in fig. 4, in the present utility model, the arch structure 41 is also disposed in a ring shape as a whole.
In the utility model, the novel dry and comfortable absorbing articles are preferably provided with the plurality of annular absorbing areas with arch structures, so that the novel dry and comfortable absorbing articles are in a fluffy state and are provided with gaps, a flow guide structure can be formed between the two arch structures, and the arch structures are beneficial to increasing the fluffiness, so that the absorbing speed of the novel dry and comfortable absorbing articles can be improved, the novel dry and comfortable absorbing articles have good air permeability, and the comfort level of users is improved; in addition, the arched structure can also effectively prevent the lateral diffusion of the absorbed liquid, so that the lateral diffusion of the absorbent article is small, and the lateral leakage prevention is facilitated.
According to some preferred embodiments, the arches 41 of the annular absorbing zone 4 are of the same height, as shown for example in fig. 2; alternatively, the height of the arches 41 of the annular absorbent region 4 increases sequentially from the central point outwards, for example as shown in fig. 3; in the present utility model, the outer ring side 43 of the annular absorption zone 4 is higher than the inner ring side 42, and the height of the arch 41 refers to the vertical distance between the highest point of the arch 41 and the horizontal plane where the inner ring side 42 of the annular absorption zone 4 is located; and/or the width of the arches 41 of the annular absorbing zone 4 is the same; alternatively, the width of the arch structures 41 of the annular absorbent region 4 increases sequentially from the center point outwards, for example, as shown in fig. 3 and 4; the width and height of the arch 41 are not particularly limited in the present utility model, and those skilled in the art can design the arch as desired.
According to some preferred embodiments, the annular absorption zone 4 is annular or elliptical.
According to some more preferred embodiments, for example, as shown in fig. 3 and fig. 4, the height of the arch structure 41 of the annular absorbing region 4 increases sequentially from the center point to the outside, and the width of the arch structure 41 of the annular absorbing region 4 increases sequentially, so that the overall bulk of the novel dry absorbing article can be further improved, the air permeability is improved, and the lateral diffusion of the absorbed liquid can be more effectively prevented, so that the lateral diffusion of the absorbing article is small, the liquid can be blocked and diffused to two sides more effectively, the side leakage is avoided, and the side leakage preventing effect is improved. The width of the inner ring side, the outer ring side and the arch structure of the annular absorption zone is not particularly limited in the present utility model, and can be designed by those skilled in the art as required.
According to some preferred embodiments, the width of the inner ring side 42 of the ring-shaped absorbent region 4 connected to the wet-process super absorbent resin absorbent paper layer 21 is 1 to 2mm, the width of the arch structure 41 is 2 to 5mm, preferably, the width of the inner ring side 42 of the ring-shaped absorbent region 4 is the same as the width of the outer ring side 43, the width of the inner ring side 42 of each ring-shaped absorbent region 4 may be the same or different, preferably the same, and when the width of the arch structure 41 of the ring-shaped absorbent region 4 sequentially increases from the center point outwards, it is preferred that the width of the arch structure 41 is distributed in the range of 2 to 5mm; and/or the material adopted by the annular absorption area 4 is wet-process super absorbent resin absorbent paper.
According to some preferred embodiments, in two adjacent annular absorption zones 4, the outer annular side 43 of one of the annular absorption zones 4 is above the inner annular side 42 of the other annular absorption zone 4, and preferably the outer annular side 43 of one annular absorption zone 4 is not in contact with the arch 41 of the other annular absorption zone 4.
According to some preferred embodiments, the annular absorbent layer is located in the central region of the wet-process super absorbent resin absorbent paper layer 21 comprised by the composite absorbent layer 2, the width of the annular absorbent layer is smaller than the width of the wet-process super absorbent resin absorbent paper layer 21, and the length of the annular absorbent layer is smaller than the length of the wet-process super absorbent resin absorbent paper layer 21. The size of the annular absorbent region 4 is not particularly limited, and those skilled in the art can design the annular absorbent region according to the needs, and preferably, the overall width of the annular absorbent layer is slightly smaller than the width of the wet-process super absorbent resin water absorbent paper layer 21 included in the composite absorbent layer 2, and the overall length of the annular absorbent layer is 0.7 to 0.8 times the length of the wet-process super absorbent resin water absorbent paper layer 21 included in the composite absorbent layer 2.
The width of the protrusions and the interval distance between two adjacent protrusions are not particularly limited in the present utility model, and may be designed as required by those skilled in the art.
According to some preferred embodiments, the width of the protrusions 222 is 3 to 5mm, and the interval distance between two adjacent protrusions 222 is 3 to 5mm; and/or the aperture of the through holes 221 is 0.5-1.5 mm, and the interval distance between two adjacent through holes 221 is 0.5-1.5 mm.
According to some preferred embodiments, the surface layer 1 is a hot air nonwoven fabric, a spun-bonded nonwoven fabric, a pure cotton nonwoven fabric, or a bamboo fiber or other nonwoven fabric, and preferably, the surface layer 1 is a fine denier hot air nonwoven fabric (soft fine denier hot air nonwoven fabric), and the fiber denier used is 0.5-1.5 denier.
According to some preferred embodiments, the bottom layer 3 is a breathable PE bottom film layer (also denoted PE breathable bottom film layer).
In particular, in the present utility model, the layers of the novel dry absorbent article may be bonded together, for example, by a glue-spraying layer, that is, by a hot melt adhesive, and the peeled-off state between the layers shown in fig. 1, 2 and 3 is merely for clarity of illustration of the structure of the layers; in the utility model, the wet-process super absorbent resin absorbent paper is formed by uniformly distributing super absorbent resin between two raw paper layers through the existing wet papermaking process; in the present utility model, the wet papermaking process may be, for example, a wet papermaking process disclosed in chinese patent application CN 201710966882.0; the gram weight of the wet-process super absorbent resin absorbent paper can be 30-300 g/m 2 Preferably 70 to 150g/m 2 。
The utility model is further illustrated below with reference to examples. These examples are merely illustrative of preferred embodiments of the present utility model and the scope of the present utility model should not be construed as being limited to these examples only.
Example 1
A novel dry and comfortable absorbent article sequentially comprises a surface layer, a composite absorption layer and a bottom layer from top to bottom; the surface layer is a hot air non-woven fabric, and the bottom layer is a breathable PE bottom film layer; the composite absorption layer comprises a wet-process super absorbent resin absorption paper layer and a polyurethane foam cotton layer, wherein the polyurethane foam cotton layer is closer to the bottom layer than the wet-process super absorbent resin absorption paper layer; the polyurethane foam cotton layer is internally provided with a plurality of through holes penetrating through the upper surface and the lower surface of the polyurethane foam cotton layer; the aperture of the through holes is 1mm, and the interval distance between the two through holes is 1mm; the polyurethane foam cotton layer is provided with a plurality of bulges, the bulges positioned at the middle position in the width direction of the polyurethane foam cotton layer are lower than the bulges positioned at the two sides in the width direction of the polyurethane foam cotton layer, and the distributed area of the bulges positioned at the middle position in the width direction of the polyurethane foam cotton layer is 0.8 time of the width of the polyurethane foam cotton layer; the wet-process super absorbent resin water-absorbing paper layer is bonded with bulges positioned on two sides of the polyurethane foam cotton layer in the width direction, and a hollow absorption space is formed between the wet-process super absorbent resin water-absorbing paper layer and the polyurethane foam cotton layer.
Example 2
Example 2 is substantially the same as example 1 except that: no composite absorption layer is arranged, and the absorption layer is adopted to replace the composite absorption layer; namely, the novel dry and comfortable absorbing article in the embodiment comprises a surface layer, an absorbing layer and a bottom layer from top to bottom in sequence; the surface layer is hot air non-woven fabric, the bottom layer is a breathable PE (polyethylene) bottom film layer, and the absorption layer is a mixed layer structure formed by super absorbent resin and fluff pulp.
Example 3
Example 3 is substantially the same as example 1 except that:
the novel dry and comfortable absorbing article further comprises an annular absorbing layer, wherein the annular absorbing layer is arranged between the surface layer and a wet-process super absorbent resin absorbent paper layer included in the composite absorbing layer; the annular absorption layer is positioned in the central area of the wet super absorbent resin water absorption paper layer included in the composite absorption layer, the width of the annular absorption layer is smaller than that of the wet super absorbent resin water absorption paper layer, and the length of the annular absorption layer is smaller than that of the wet super absorbent resin water absorption paper layer; the annular absorption layers comprise a plurality of oval-shaped annular absorption areas with arch structures, the annular absorption areas are made of wet-process super absorbent resin absorbent paper, the inner ring side of each annular absorption area is connected with the wet-process super absorbent resin absorbent paper layer contained in the composite absorption layer, the outer ring side of each annular absorption area is not connected with the wet-process super absorbent resin absorbent paper layer contained in the composite absorption layer, and an arch structure is arranged between the inner ring side and the outer ring side of each annular absorption area; the central points of the annular absorption areas are the same, the distance between the outer ring side of each annular absorption area and the central point is gradually increased from the central point to the outside, the widths of the arch structures of the annular absorption areas are the same, the heights of the arch structures of the annular absorption areas are the same, and in two adjacent annular absorption areas, the outer ring side of one annular absorption area is above the inner ring side of the other annular absorption area, and the outer ring side of one annular absorption area is not in contact with the arch structure of the other annular absorption area.
Example 4
Example 4 is substantially the same as example 1 except that:
the novel dry and comfortable absorbing article further comprises an annular absorbing layer, wherein the annular absorbing layer is arranged between the surface layer and a wet-process super absorbent resin absorbent paper layer included in the composite absorbing layer; the annular absorption layer is positioned in the central area of the wet super absorbent resin water absorption paper layer included in the composite absorption layer, the width of the annular absorption layer is smaller than that of the wet super absorbent resin water absorption paper layer, and the length of the annular absorption layer is smaller than that of the wet super absorbent resin water absorption paper layer; the annular absorption layers comprise a plurality of oval-shaped annular absorption areas with arch structures, the annular absorption areas are made of wet-process super absorbent resin absorbent paper, the inner ring side of each annular absorption area is connected with the wet-process super absorbent resin absorbent paper layer contained in the composite absorption layer, the outer ring side of each annular absorption area is not connected with the wet-process super absorbent resin absorbent paper layer contained in the composite absorption layer, and an arch structure is arranged between the inner ring side and the outer ring side of each annular absorption area; the central points of the annular absorption areas are the same, the distance between the outer ring side of each annular absorption area and the central point is gradually increased from the central point to the outside, the width of the arch structure of each annular absorption area is gradually increased from the central point to the outside, the height of the arch structure of each annular absorption area is gradually increased, and in two adjacent annular absorption areas, the outer ring side of one annular absorption area is above the inner ring side of the other annular absorption area, and the outer ring side of one annular absorption area is not in contact with the arch structure of the other annular absorption area.
The novel dry absorbent articles of examples 1 to 4 (absorbent article width: 8 cm) were tested for their absorption properties, dry properties and transverse diffusion properties, and the results are shown in Table 1.
The testing method comprises the following steps: taking animal blood for 2 times, each time of 5mL, and recording the time of finishing each time of absorption as the absorption speed in s at intervals of 10 minutes for 2 times; after 5mL of animal blood is absorbed by the novel dry and comfortable absorbing article for 5min, 10g of filter paper is pressed by a weight of 1.2kg and placed on the novel dry and comfortable absorbing article for 1min, and the gram weight added by the filter paper is measured as reverse osmosis result in g; the transverse diffusion length is 10mL of animal blood, and is recorded on the upper surface of the absorbent article after 1min, and the unit is cm.
TABLE 1
As can be seen from the data in table 1, the animal blood of examples 1 and 3 to 4 has a fast absorption rate, very good dryness, small lateral diffusion, and a lateral leakage preventing effect, and the lateral diffusion length of examples 3 to 4 is significantly smaller than that of other examples; in the utility model, the smaller the transverse diffusion length is, the smaller the possibility of side leakage is, which shows that the side leakage prevention effect is better.
The utility model is not described in detail in the area of the technical field, which is skilled in the art, can be designed according to the need. It is specifically noted that, in the present utility model, the azimuth or positional relationship indicated by the terms "upper", "lower", "left", "right", etc., are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description and simplification of the description, and do not indicate or imply that the components referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model; the specific meaning of the above terms in the present utility model can be understood as appropriate by those of ordinary skill in the art.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (10)
1. A novel dry and comfortable absorbent article, characterized in that:
the novel dry and comfortable absorbing article sequentially comprises a surface layer, a composite absorbing layer and a bottom layer from top to bottom;
the composite absorption layer comprises a wet-process super absorbent resin absorption paper layer and a polyurethane foam cotton layer, wherein the polyurethane foam cotton layer is closer to the bottom layer than the wet-process super absorbent resin absorption paper layer;
the polyurethane foam cotton layer is internally provided with a plurality of through holes penetrating through the upper surface and the lower surface of the polyurethane foam cotton layer;
the polyurethane foam cotton layer is provided with a plurality of bulges, and the bulges positioned at the middle position in the width direction of the polyurethane foam cotton layer are lower than the bulges positioned at the two sides in the width direction of the polyurethane foam cotton layer;
the wet-process super absorbent resin water-absorbing paper layer is bonded with bulges positioned on two sides of the polyurethane foam cotton layer in the width direction.
2. The novel dry absorbent article of claim 1, wherein:
the novel dry and comfortable absorbing article further comprises an annular absorbing layer, wherein the annular absorbing layer is arranged between the surface layer and a wet-process super absorbent resin absorbent paper layer included in the composite absorbing layer;
the annular absorption layers comprise a plurality of annular absorption areas with arch structures, the inner ring side of each annular absorption area is connected with the wet-process super absorbent resin water absorption paper layer, the outer ring side of each annular absorption area is not connected with the wet-process super absorbent resin water absorption paper layer, and an arch structure is arranged between the inner ring side and the outer ring side of each annular absorption area;
the central points of the plurality of annular absorption areas are the same, and the distance between the outer ring side of each annular absorption area and the central point is gradually increased from the central point outwards.
3. The novel dry absorbent article of claim 2, wherein:
the heights of the arch structures of the annular absorption areas are the same or outwards from the central point, and the heights of the arch structures of the annular absorption areas are sequentially increased;
the widths of the arch structures of the annular absorption areas are the same or outwards from the central point, and the widths of the arch structures of the annular absorption areas are sequentially increased; and/or
The annular absorption area is annular or elliptical.
4. The novel dry absorbent article of claim 2, wherein:
the width of the inner ring side of the ring-shaped absorption area connected with the wet-process super absorbent resin absorbent paper layer is 1-2 mm, and the width of the arch structure is 2-5 mm.
5. The novel dry absorbent article of claim 2, wherein:
the annular absorption area is made of super absorbent resin absorbent paper made by a wet method.
6. The novel dry absorbent article of claim 2, wherein:
in the adjacent two annular absorption zones, the outer annular side of one of the annular absorption zones is above the inner annular side of the other annular absorption zone.
7. The novel dry absorbent article of any one of claims 1 to 6, wherein:
the width of the protrusions is 3-5 mm, and the interval distance between every two adjacent protrusions is 3-5 mm.
8. The novel dry absorbent article of any one of claims 1 to 6, wherein:
the aperture of the through holes is 0.5-1.5 mm, and the interval distance between two adjacent through holes is 0.5-1.5 mm.
9. The novel dry absorbent article of any one of claims 1 to 6, wherein:
the surface layer is hot air non-woven fabric, spun-bonded non-woven fabric or pure cotton non-woven fabric.
10. The novel dry absorbent article of any one of claims 1 to 6, wherein:
the bottom layer is a breathable PE bottom film layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202223459720.3U CN219207725U (en) | 2022-12-22 | 2022-12-22 | Novel dry and comfortable absorbing article |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223459720.3U CN219207725U (en) | 2022-12-22 | 2022-12-22 | Novel dry and comfortable absorbing article |
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| CN219207725U true CN219207725U (en) | 2023-06-20 |
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| CN202223459720.3U Active CN219207725U (en) | 2022-12-22 | 2022-12-22 | Novel dry and comfortable absorbing article |
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2022
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