CN219538692U - Sanitary absorbing article - Google Patents
Sanitary absorbing article Download PDFInfo
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- CN219538692U CN219538692U CN202223447718.4U CN202223447718U CN219538692U CN 219538692 U CN219538692 U CN 219538692U CN 202223447718 U CN202223447718 U CN 202223447718U CN 219538692 U CN219538692 U CN 219538692U
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- core
- absorbent
- sanitary
- absorption
- surface layer
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- 230000002745 absorbent Effects 0.000 claims abstract description 128
- 239000002250 absorbent Substances 0.000 claims abstract description 128
- 238000010521 absorption reaction Methods 0.000 claims abstract description 77
- 239000010410 layer Substances 0.000 claims abstract description 51
- 239000002344 surface layer Substances 0.000 claims abstract description 48
- 239000004745 nonwoven fabric Substances 0.000 claims description 21
- 239000000805 composite resin Substances 0.000 claims description 13
- 230000035515 penetration Effects 0.000 claims description 9
- 235000013871 bee wax Nutrition 0.000 claims description 8
- 239000012166 beeswax Substances 0.000 claims description 8
- 229920001971 elastomer Polymers 0.000 claims description 4
- 239000005871 repellent Substances 0.000 claims description 4
- 230000004888 barrier function Effects 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 44
- 229920005830 Polyurethane Foam Polymers 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 239000011496 polyurethane foam Substances 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 7
- 239000011347 resin Substances 0.000 description 7
- 229920005989 resin Polymers 0.000 description 7
- 238000001764 infiltration Methods 0.000 description 5
- 230000004224 protection Effects 0.000 description 5
- 229920000742 Cotton Polymers 0.000 description 4
- 239000008280 blood Substances 0.000 description 4
- 210000004369 blood Anatomy 0.000 description 4
- 230000008595 infiltration Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 230000002265 prevention Effects 0.000 description 3
- 238000010998 test method Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000001223 reverse osmosis Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 206010061218 Inflammation Diseases 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 230000003110 anti-inflammatory effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 239000012792 core layer Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000003467 diminishing effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000004054 inflammatory process Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Landscapes
- Absorbent Articles And Supports Therefor (AREA)
Abstract
The utility model provides a sanitary absorbent article, which comprises a surface layer, an absorption layer and a bottom film layer which are sequentially arranged from top to bottom; the absorbent layer comprises a first absorbent core and a second absorbent core, the second absorbent core having an area greater than the area of the first absorbent core; the first absorption core is of a semi-cylindrical bulge structure, the first absorption core is positioned at the central position of the surface layer, and the axial direction of the first absorption core is parallel to the length direction of the surface layer; an annular flow guiding area is arranged on the surface layer, and a flow guiding hole is arranged in the annular flow guiding area. According to the utility model, the diversion holes in the annular diversion area on the surface layer are matched with the semicircular convex structures on the first absorption core, so that liquid can be absorbed in time, the dryness of the sanitary absorbent article is ensured, and the liquid leakage phenomenon can be effectively prevented.
Description
Technical Field
The utility model belongs to the field of sanitary products, and particularly relates to a sanitary absorbing product.
Background
Along with the development of the times, the requirements of users on the sanitary absorbent articles are also higher and higher, so that the sanitary absorbent articles are required to have higher liquid absorption speed and better dryness, and meanwhile, are required to be soft and breathable, and have better comfortableness. Currently, the composition structure of the sanitary absorbent article can be roughly divided into a surface layer material, a liquid diversion material, an absorber wrapping material, an absorber and a breathable and liquid-impermeable bottom layer material, and other structures such as a functional core, a covering cloth and the like are added according to specific requirements.
However, in the prior art, the sanitary absorbent article is generally poor in fit with a user and liquid absorption performance, liquid leakage is very easy to occur when a large amount of liquid is oozed downwards, and the sanitary absorbent article is easy to generate local lump formation after liquid absorption, so that the bulk and softness of the sanitary absorbent article are reduced, and the comfort level of the user is seriously reduced. Accordingly, in view of the above-described problems, it is necessary to provide a sanitary absorbent article which has excellent fit, excellent liquid absorbing performance, is less likely to leak liquid, and is comfortable.
Disclosure of Invention
The embodiment of the utility model provides a sanitary absorbent article which has the advantages of good fit, high liquid absorption speed, good dryness and difficult liquid leakage.
The utility model provides a sanitary absorbent article, which comprises a surface layer, an absorption layer and a bottom film layer which are sequentially arranged from top to bottom; the absorbent layer comprises a first absorbent core and a second absorbent core, the second absorbent core having an area greater than the area of the first absorbent core; the first absorption core is of a semi-cylindrical bulge structure, the first absorption core is positioned at the central position of the surface layer, and the axial direction of the first absorption core is parallel to the length direction of the surface layer; an annular flow guiding area is arranged on the surface layer, and a flow guiding hole is arranged in the annular flow guiding area.
Preferably, the first absorbent core is formed of a polyurethane foam layer, a non-woven fabric-coated super absorbent resin composite paper or a non-woven fabric-coated fluff pulp and super absorbent resin particles; preferably, the first absorbent core is formed of a polyurethane foam layer.
Preferably, the first absorbent core has a length of 4 to 10cm and a radius of 1 to 2cm.
Preferably, the first absorbent core is provided with a lower penetration hole, the lower penetration hole penetrates through the first absorbent core, and the aperture of the lower penetration hole is 1-3 mm.
Preferably, the second absorbent core comprises an absorbent region and upwardly curved semicircular leakage preventing cuffs formed at front and rear ends of the absorbent region; preferably, the second absorbent core is at least two layers of super absorbent resin composite paper, and two ends of the super absorbent resin composite paper are semicircular.
Preferably, the surface layer is at least one of hot air non-woven fabric, spun-bonded non-woven fabric, pure cotton non-woven fabric or bamboo fiber non-woven fabric; preferably, the upper surface of the skin layer is coated with beeswax.
Preferably, the annular flow guiding area is an elliptical ring or a rectangular ring; the maximum side length of the inner ring in the width direction of the annular flow guiding area is larger than the diameter of the first absorption core, and the maximum side length of the inner ring in the length direction of the annular flow guiding area is larger than the length of the first absorption core.
Preferably, the diversion holes are uniformly distributed in the annular diversion area; the aperture of the diversion holes is 2-3 mm, and the interval between the adjacent diversion holes is 3-5 mm.
Preferably, the periphery of the surface layer is also provided with a three-dimensional guard higher than the surface layer; the three-dimensional guard is formed by wrapping rubber strings with water-repellent hot air non-woven fabrics.
Preferably, the bottom film layer is a breathable PE film.
Compared with the prior art, the utility model has at least the following beneficial effects:
(1) The absorption layer comprises a first absorption core and a second absorption core, the first absorption core is of a semi-cylindrical bulge structure, and when the absorption layer is used, the bulge structure can be closely attached to the body of a user by arranging the first absorption core at the central position of the second absorption core, so that liquid can be quickly absorbed and guided to the second absorption core; meanwhile, the surface layer of the sanitary absorbent article is provided with the annular flow guide area, and the flow guide area is internally provided with the flow guide holes which are matched with the semicircular convex structures on the first absorbent core, so that liquid can be absorbed in time, dryness of the sanitary absorbent article is ensured, and liquid leakage can be effectively prevented;
(2) In some preferred embodiments of the present utility model, the upper surface of the skin layer is coated with beeswax, so that the skin layer has antibacterial, anti-inflammatory, detoxication and pain relieving effects, and the contact area between the liquid and the skin layer is reduced when the liquid infiltrates into the skin layer, so that the residual amount of the skin layer is small, and the dryness of the skin layer is good.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic view of the overall structure of a sanitary absorbent article according to the present utility model:
FIG. 2 is a schematic view of the structure of a first absorbent core and a top sheet of a sanitary absorbent article according to the present utility model;
FIG. 3 is a schematic view of the structure of a first absorbent core and a top sheet of another sanitary absorbent article according to the present utility model;
FIG. 4 is a schematic structural view of a second absorbent core of a sanitary absorbent article according to the present utility model;
in the figure: 100-surface layer; 200-an absorbent layer; 400-backing film layer; 500-three-dimensional guard; 201-a first absorbent core; 202-a second absorbent core; 300-annular flow guiding area; 102-a deflector aperture; 2011-infiltration holes; 203-semicircular leak-proof guard.
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 of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in 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, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.
In the prior art, each layer of the sanitary absorbent article generally adopts planar non-woven fabrics or super absorbent resin, so that the phenomenon of liquid leakage is easy to occur, and the absorbent core layer structure of the conventional sanitary absorbent article is single, so that the problems of low liquid absorption speed and poor dryness are solved. Accordingly, the present utility model has been made in view of the above problems, and provides a sanitary absorbent article comprising a top sheet 100, an absorbent layer 200 and a back sheet 400, which are sequentially disposed from top to bottom, as shown in fig. 1 and 2; the absorbent layer 200 comprises a first absorbent core 201 and a second absorbent core 202, the second absorbent core 202 having an area larger than the area of the first absorbent core 201; the first absorbent core 201 is a semi-cylindrical protruding structure, the first absorbent core 201 is located at the central position of the top sheet 100, and the axial direction of the first absorbent core 201 is parallel to the length direction of the top sheet 100; an annular diversion area 300 is arranged on the surface layer 100, and a diversion hole 102 is arranged in the annular diversion area 300.
The absorption layer comprises the first absorption core and the second absorption core, the first absorption core is of a semi-cylindrical protruding structure, the first absorption core is arranged at the central position of the second absorption core, the surface layer and the absorption layer are compounded together to obtain the sanitary absorption article with the semi-cylindrical protruding structure in the central area, when the sanitary absorption article is used, the semi-cylindrical protruding structure protruding from the surface of the sanitary absorption article can be closely attached to the body of a user, so that liquid can be timely absorbed through the protruding structure, and when the liquid amount is large, the semi-cylindrical protruding structure protruding from the surface of the sanitary absorption article can assist the liquid to diffuse to the periphery better, so that the liquid is timely conducted and diffused, and the dryness of the surface layer is ensured. Meanwhile, the surface layer of the sanitary absorbent article is provided with the annular flow guide area, and the flow guide area is internally provided with the flow guide holes which are matched with the semicircular bulge structure on the first absorbent core, so that when a large amount of liquid is diffused to the periphery through bulges on the surface layer of the sanitary absorbent article, the flow guide holes in the flow guide area can accelerate the downward conduction of the liquid, can play a flow blocking effect, further can enable the liquid to be absorbed in time, ensure the dryness of the sanitary absorbent article, and can effectively prevent the liquid leakage phenomenon.
According to some preferred embodiments, the first absorbent core 201 is formed of a polyurethane foam layer, a nonwoven fabric-wrapped superabsorbent resin composite paper or a nonwoven fabric-wrapped fluff pulp and superabsorbent resin particles; preferably, the first absorbent core 201 is formed of a polyurethane foam layer.
In the utility model, the semicircular convex structure of the first absorbent core can be semicircular polyurethane foam, or semicircular convex structure formed by wrapping high water absorption resin composite paper with non-woven fabrics or wrapping fluff pulp with high water absorption resin with non-woven fabrics; the first absorbent core of the present utility model is preferably a polyurethane foam layer because polyurethane foam has good liquid absorbing properties and is soft and does not feel foreign body when attached to a user.
According to some preferred embodiments, the first absorbent core 201 has a length of 4-10 cm (e.g., may be 4cm, 6cm, 8cm, or 10 cm) and a radius of 1-2 cm (e.g., may be 1cm, 1.4cm, 1.6cm, 1.8cm, or 2 cm).
In the utility model, the length of the first absorption core is the length of the protrusion structure protruding on the surface of the sanitary absorption article, and the radius is the height of the protrusion structure protruding on the surface of the sanitary absorption article.
According to some preferred embodiments, as shown in fig. 2, the first absorbent core 201 is provided with a lower penetration hole 2011, the lower penetration hole 2011 penetrates through the first absorbent core 201, and the aperture of the lower penetration hole 2011 is 1-3 mm (for example, may be 1mm, 1.5mm, 2mm, 2.5mm or 3 mm).
In order to further improve the liquid absorption performance of the first absorbent core and enable liquid to infiltrate into the second absorbent core at once, the first absorbent core is further provided with infiltration holes which are uniformly distributed in the first absorbent core and penetrate through the first absorbent core. In the present utility model, the shape of the infiltration holes is not particularly limited, and may be, for example, circular, elliptical, square, or the like.
According to some preferred embodiments, as shown in fig. 4, the second absorbent core 202 includes an absorbent region and upwardly curved semicircular leakage barriers 203 formed at both front and rear ends of the absorbent region; the second absorbent core 202 is at least two layers of super absorbent resin composite paper, and two ends of the super absorbent resin composite paper are semicircular.
In the utility model, the second absorption core is positioned below the first absorption core and mainly plays a role of assisting the liquid absorption and locking of the first absorption core, and two ends of the second absorption core in the length direction are arc-shaped, and the two ends of the second absorption core are bent upwards, so that semicircular protections higher than the surface of the second absorption core are formed at the two ends of the second absorption core.
In the utility model, the super absorbent resin composite paper is formed by uniformly distributing super absorbent resin between the two raw paper layers through wet papermaking, and has the gram weight of 20-300 g/m 2 Preferably 70 to 150g/m 2 。
According to some preferred embodiments, the surface layer 100 is at least one of a hot air nonwoven fabric, a spunbond nonwoven fabric, a pure cotton nonwoven fabric, or a bamboo fiber nonwoven fabric; preferably, the upper surface of the skin 100 is coated with beeswax.
In the present utility model, the top sheet is a first layer structure of the sanitary absorbent article, which is in direct contact with the skin of the user, and it is preferable to apply beeswax on the upper surface of the top sheet; the beeswax has the effects of resisting bacteria, diminishing inflammation, detoxifying and relieving pain, and the non-woven fabric coated with the beeswax is used as the surface layer to be in direct contact with a user, so that bacteria breeding of the sanitary absorbent product can be effectively avoided, the contact area between liquid and the surface layer can be reduced, the liquid residual quantity of the surface layer is less, and the surface layer is ensured to have better dryness.
According to some preferred embodiments, as shown in fig. 2 and 3, the annular flow guiding region 300 is an elliptical ring or a rectangular ring; the maximum side length of the inner ring in the width direction of the annular flow guiding region 300 is larger than the diameter of the first absorbent core 201, and the maximum side length of the inner ring in the length direction of the annular flow guiding region 300 is larger than the length of the first absorbent core 201.
As shown in the figure, in the utility model, the annular flow guiding area arranged on the surface layer can be elliptical or rectangular, and the width of the annular flow guiding area is the same as the aperture of the flow guiding hole in the annular flow guiding area; the annular flow guide area is arranged around the bulge structure formed by mutually compounding the surface layer and the absorption layer, the annular flow guide area at least can surround the semi-cylindrical bulge structure of the surface layer, the inner ring of the annular flow guide area is preferably 3-6 cm away from the semi-cylindrical bulge structure, when the annular flow guide area is used by a user, the bulge structure on the surface of the sanitary absorbent article can be tightly attached to the user, liquid is guaranteed to be absorbed by the bulge structure in time, and when the liquid amount is large, the bulge structure is also beneficial to diffusing the liquid to the periphery under the action of gravity, and when the diffused liquid meets the flow guide hole in the annular flow guide area, the flow guide hole can timely conduct flow guide and diffusion of the liquid to the second absorption core, so that the speed of the sanitary absorbent article can be improved, and leakage can be effectively prevented.
According to some preferred embodiments, as shown in fig. 2 and 3, the deflector holes 102 are uniformly distributed within the annular deflector region 300; the aperture of the diversion holes 102 is 2-3 mm (for example, 2mm, 2.4mm, 2.6mm, 2.8mm or 3 mm), and the interval between adjacent diversion holes 102 is 3-5 mm (for example, 3mm, 3.5mm, 4mm, 4.5mm or 5 mm).
In the present utility model, the shape of the deflector hole may be at least one of a circle, an ellipse, a square, or a diamond, and when the deflector hole is non-circular, the aperture of the deflector hole is represented by an circumscribed circle aperture of a non-circular shape.
According to some preferred embodiments, the periphery of the surface layer 100 is further provided with a three-dimensional guard 500 higher than the surface layer; the three-dimensional guard 500 is formed by wrapping rubber strings with water-repellent hot air non-woven fabrics.
In the utility model, the periphery of the surface layer (namely, the two sides of the surface layer and the two ends of the surface layer) is provided with the three-dimensional guard which is higher than the surface layer, the three-dimensional guard can be 1-3 cm higher than the surface layer, and the three-dimensional guard in the surface layer and the leakage-proof guard in the absorption layer can play a role in multiple leakage-proof, so that the sanitary absorption article has better side leakage-proof and back leakage-proof effects.
According to some preferred embodiments, the base film layer 400 is a breathable PE film. The breathable bottom film is a breathable PE film, is positioned below the absorption layer, has the function of ventilation and water impermeability, and can play a role in preventing liquid leakage.
In order to more clearly illustrate the technical solution and advantages of the present utility model, a sanitary absorbent article will be described in detail below by means of several examples.
Example 1:
a sanitary absorbent article comprises a surface layer (pure cotton non-woven fabric), an absorption layer and a bottom film layer (breathable PE film) which are arranged in sequence from top to bottom; the absorption layer comprises a first absorption core (polyurethane foam layer) and a second absorption core (super absorbent resin composite paper), the area of the first absorption core is smaller than that of the second absorption core, the first absorption core is of a semi-cylindrical convex structure (the length is 8cm, the radius is 1.5 cm), the second absorption core is of two layers of super absorbent resin composite paper with two arc-shaped ends in the length direction, the first absorption core is longitudinally arranged in the central position of the second absorption core, and the two ends of the second absorption core in the length direction are bent upwards to form a sector-shaped leakage-proof protection ring; a circular infiltration hole with the aperture of 2mm is arranged in the first absorption core; an elliptical annular flow guiding area is arranged on the surface layer, the long axis of the elliptical inner ring is 6cm, the short axis of the elliptical inner ring is 3cm, circular flow guiding holes with the aperture of 1.5mm are arranged in the flow guiding area, and the interval between adjacent flow guiding holes is 3mm; the two sides and the two ends of the surface layer are respectively provided with a three-dimensional protection ring which is formed by wrapping rubber strings with water-repellent hot air non-woven fabrics.
Example 2:
example 2 is substantially the same as example 1 except that: the surface layer is made of pure cotton non-woven fabric coated with beeswax.
Example 3:
example 3 is substantially the same as example 1 except that: the second absorption core is formed by wrapping fluff pulp and super absorbent resin particles with hot air non-woven fabrics, the mass ratio of the fluff pulp to the super absorbent resin particles is 4:1, and fan-shaped leakage-proof shields are not arranged at the two ends of the leakage-proof absorption layer.
Example 4:
example 4 is substantially the same as example 1 except that: in the elliptical annular flow guiding area in the surface layer, the major axis of the elliptical inner ring is 4cm, and the minor axis of the elliptical inner ring is 1cm.
Comparative example 1:
comparative example 1 is substantially the same as comparative example 1 except that: the surface layer is not provided with an annular diversion area and a diversion hole.
Comparative example 2:
comparative example 2 is substantially the same as example 1 except that: the absorbing layer is formed by three layers of super absorbent resin composite paper, and round infiltration holes with the aperture of 2mm are arranged on the absorbing layer.
The sanitary absorbent articles of examples 1 to 4 and comparative examples 1 to 2 were subjected to performance tests, and the test results are shown in table 1.
The first test 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; reverse osmosis is to put 10g filter paper on the sanitary absorbing article for 1min under the pressure of 1.2kg after 5mL animal blood is absorbed by the sanitary absorbing article for 5min, and weigh the gram weight added by the filter paper in g;
and a second test method: attaching the sanitary absorbing article to the bottom of the U-shaped groove, and longitudinally inclining to the left or right or backwards by 10 degrees for liquid adding test; taking animal blood for 2 times, 5mL each time, and 10 minutes at intervals of 2 times, receiving the animal blood which is laterally leaked after each time of liquid adding through a tray, weighing and recording the laterally leaked quantity, wherein the unit is g, and judging the laterally leaked prevention effect and the rear leakage prevention effect;
and a test method III: 20 persons were randomly found to inquire about the wearing effect of the sanitary absorbent articles in the above examples and comparative examples, and the fit effect was determined.
TABLE 1
As can be seen from Table 1, the sanitary absorbent article of the present utility model has the advantages of high liquid absorption speed and good reverse osmosis prevention effect, and can make the surface layer of the sanitary towel dry and comfortable, and the sanitary absorbent article can be tightly attached to a user, so as to ensure that liquid is absorbed in time, and simultaneously, the sanitary absorbent article can effectively prevent side leakage or back leakage phenomenon of the liquid by matching with the leakage protection in the absorbent layer and the surface layer.
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. The sanitary absorbent article is characterized by comprising a surface layer, an absorption layer and a bottom film layer which are sequentially arranged from top to bottom; the absorbent layer comprises a first absorbent core and a second absorbent core, the second absorbent core having an area greater than the area of the first absorbent core; the first absorption core is of a semi-cylindrical bulge structure, the first absorption core is positioned at the central position of the surface layer, and the axial direction of the first absorption core is parallel to the length direction of the surface layer; an annular flow guiding area is arranged on the surface layer, and a flow guiding hole is arranged in the annular flow guiding area.
2. The sanitary absorbent article according to claim 1, wherein the first absorbent core has a length of 4 to 10cm and a radius of 1 to 2cm.
3. The sanitary absorbent article according to claim 1, wherein the first absorbent core is provided with a lower penetration hole, the lower penetration hole penetrates through the first absorbent core, and the aperture of the lower penetration hole is 1-3 mm.
4. The sanitary absorbent article according to claim 1, wherein the second absorbent core comprises an absorbent region and upwardly curved semicircular leakage barriers formed at both front and rear ends of the absorbent region.
5. The sanitary absorbent article according to claim 1, wherein the second absorbent core is at least two layers of super absorbent resin composite paper, and both ends of the super absorbent resin composite paper are semicircular.
6. The sanitary absorbent article according to claim 1, wherein the upper surface of the top sheet is coated with beeswax.
7. The sanitary absorbent article according to claim 1, wherein the annular flow guiding region is an oval or rectangular ring; the maximum side length of the inner ring in the width direction of the annular flow guiding area is larger than the diameter of the first absorption core, and the maximum side length of the inner ring in the length direction of the annular flow guiding area is larger than the length of the first absorption core.
8. The sanitary absorbent article according to claim 1, wherein said baffle holes are uniformly distributed within said annular baffle region; the aperture of the diversion holes is 2-3 mm, and the interval between the adjacent diversion holes is 3-5 mm.
9. The sanitary absorbent article according to claim 1, wherein the periphery of the top sheet is further provided with a three-dimensional guard higher than the top sheet; the three-dimensional guard is formed by wrapping rubber strings with water-repellent hot air non-woven fabrics.
10. The sanitary absorbent article according to claim 1, wherein the backsheet is a breathable PE film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223447718.4U CN219538692U (en) | 2022-12-22 | 2022-12-22 | Sanitary absorbing article |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223447718.4U CN219538692U (en) | 2022-12-22 | 2022-12-22 | Sanitary absorbing article |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219538692U true CN219538692U (en) | 2023-08-18 |
Family
ID=87705730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223447718.4U Active CN219538692U (en) | 2022-12-22 | 2022-12-22 | Sanitary absorbing article |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219538692U (en) |
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2022
- 2022-12-22 CN CN202223447718.4U patent/CN219538692U/en active Active
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