CN211326171U - Adult diaper with multiple side leakage-proof three-dimensional protective enclosure - Google Patents
Adult diaper with multiple side leakage-proof three-dimensional protective enclosure Download PDFInfo
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- CN211326171U CN211326171U CN201921344423.XU CN201921344423U CN211326171U CN 211326171 U CN211326171 U CN 211326171U CN 201921344423 U CN201921344423 U CN 201921344423U CN 211326171 U CN211326171 U CN 211326171U
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Abstract
The utility model relates to an adult diaper with multiple side leakage prevention three-dimensional fencing, which comprises a liquid-permeable top layer, a liquid-impermeable bottom layer, an absorption core and a closed system, the two sides of the transverse direction of the absorption core are respectively provided with a three-dimensional protection enclosure with elastic elasticity in the longitudinal direction, the three-dimensional enclosure comprises a hydrophobic layer and an outer layer which is connected with the hydrophobic layer at the top of the three-dimensional enclosure, and a water repellent layer is arranged between the outer layer and the hydrophobic layer, the longitudinal two ends of the water repellent layer extend along the length direction of the three-dimensional enclosure until being respectively 0-50mm away from the end part of the three-dimensional enclosure, in the transverse two sides of the water repellent layer in the width direction, wherein, one side edge is close to the top of the three-dimensional enclosure, and the other side edge extends to the outside of the connecting part for connecting the three-dimensional enclosure and the liquid-tight bottom layer, thus forming the three-dimensional enclosure with multiple side leakage prevention functions; the water repellent layer is a PE casting film layer or a PE breathable film layer.
Description
Technical Field
The utility model relates to a disposable absorption goods field sets up an adult diaper who has multiple side leakage three-dimensional enclosure very much.
Background
Generally, infant absorbent articles include baby diapers, pull-off pants, and the like, all constructed of multiple layers of materials, including inner surface materials, absorbent materials, and the like. Along with the improvement of living standard of people, the baby diaper has the advantages of convenient carrying and cleanness, so the baby diaper is more and more widely applied. Infant absorbent articles are more and more elegant, comfortable and practical, and the application of infant absorbent articles is convenient for people to nurture infants.
Traditional panty-shape diapers are because structural design's defect, and the wearing travelling comfort is comparatively, generally leads to the leak protection effect not good. Therefore, chinese patent No. 201520047036.5 discloses a panty-shape diapers of automatic expansion leak protection three-dimensional enclosure, wrap up the three-dimensional enclosure that is used for the leak protection that the both sides of panty-shape diapers body and body set up, still be provided with the elastic strip on three-dimensional enclosure, the elastic strip sets up the downside at the elastic edge of three-dimensional enclosure, its both ends set up on the body and fix the inboard at the elastic edge, this panty-shape diapers are through setting up three-dimensional enclosure in body both sides, make the lateral leakage prevention effect of panty-shape diapers obtain promoting, nevertheless can't solve the problem of leaking the back before the solution, and holistic third dimension is not strong.
The prior art with the publication number of CN101862239B discloses a paper diaper with a front-back leakage-proof three-dimensional enclosure, which has good leakage-proof effect, and comprises a hydrophilic surface layer and a waterproof bottom layer, wherein a water-absorbing cotton core layer is arranged between the hydrophilic surface layer and the waterproof bottom layer, the hydrophilic surface layer and the waterproof bottom layer are bonded together outside the two longitudinal ends of the water-absorbing cotton core layer, the two sides of the paper diaper are respectively provided with the three-dimensional enclosure for preventing side leakage, a rubber band capable of longitudinally shrinking is arranged in the three-dimensional enclosure, the two longitudinal ends of the three-dimensional enclosure are bonded with the hydrophilic surface layer, and the bonding positions are outside the two longitudinal ends of the water-absorbing cotton core layer. In the preferred embodiment, the contracted length of the rubber band in the three-dimensional enclosure of the paper diaper is greater than the longitudinal length of the absorbent cotton core layer. When the paper diaper is used, the rubber band is stretched to lift the waterproof bottom layer to form a certain height, so that the front end and the rear end of the paper diaper generate good leakage-proof effects. In addition, the water absorption layer additionally arranged at the longitudinal end of the water absorption cotton core layer can make the leakage-proof effect more obvious, and the elastic waistline is stuck on the back surface of the waterproof bottom layer to make the wearing more comfortable and close-fitting.
However, in the existing side leakage prevention absorbent product, the three-dimensional enclosure is basically made of a single layer of water-repellent material wrapped by elastic rubber bands. Therefore, the utility model provides a have more excellent antistatic water pressure and the three-dimensional of water repellent ability and protect and enclose to obtain leak protection performance excellence, compliance good from this, dress the excellent disposable absorption goods of travelling comfort.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an adult diaper that this multiple three-dimensional enclosure of preventing edge leakage is protected and is set up this multiple three-dimensional enclosure of preventing edge leakage just for providing a multiple three-dimensional enclosure of preventing edge leakage, this three-dimensional enclosure not only has more excellent antistatic water pressure and water repellency performance, and the leak protection performance of three-dimensional enclosure is excellent moreover, the compliance is good, it is excellent to dress the travelling comfort, effectively solve the liquid edge leakage that current three-dimensional enclosure exists, the problem and the not high problem of compliance of seepage, effectively avoid current adult diaper to lead to the edge leakage that produces because of absorbing the core to liquid absorption or diffusion harmfully, the technical problem of seepage.
In order to realize the above object, the utility model discloses a technical scheme be: the adult diaper with the multiple side leakage-proof three-dimensional guards comprises a liquid-permeable top layer, a liquid-impermeable bottom layer, an absorption core arranged between the liquid-permeable top layer and the liquid-impermeable bottom layer, and a closing system used for wearing the adult diaper on a user, wherein the two transverse sides of the absorption core are respectively provided with the three-dimensional guards with elastic flexibility in the longitudinal direction, each three-dimensional guard comprises a hydrophobic layer and an outer layer connected with the hydrophobic layer at the top of the three-dimensional guard, a water-repellent layer is arranged between the outer layer and the hydrophobic layer, the two longitudinal ends of the water-repellent layer extend along the length direction of the three-dimensional guards till being respectively 0-50mm away from the ends of the three-dimensional guards, one side edge of the two transverse sides of the water-repellent layer in the width direction is close to the top of the three-dimensional guards, the other side edge of the two transverse sides of the water-repellent layer extends out of a connecting part used for connecting the three-dimensional guards, forming a three-dimensional enclosure with multiple side leakage prevention functions; the water repellent layer is a PE casting film layer or a PE breathable film layer.
The utility model discloses define each three-dimensional fender by be used for with three-dimensional fender with the basal portion that liquid-tight nature bottom is connected, be connected to this basal portion and be located the free portion of basal portion upper end to and be connected to this free portion and be located the pars contractilis of free portion upper end be equipped with elasticity rubber band in the pars contractilis, make each three-dimensional fender has the elasticity in longitudinal direction. The base part is fixedly connected with the liquid-tight bottom layer through the connecting part, so that the three-dimensional enclosure can stand up and has the technical effects of preventing side leakage and seepage. Therefore, the utility model discloses a further technical scheme include: the three-dimensional enclosure comprises a hydrophobic layer and an outer layer which is connected with the hydrophobic layer at the top of the three-dimensional enclosure to form a telescopic part, a water-repellent layer is connected between the outer layer and the hydrophobic layer in a compounding manner, the longitudinal two ends of the water-repellent layer extend along the length direction of the three-dimensional enclosure until being respectively 0-50mm away from the end part of the three-dimensional enclosure, and in the two transverse sides of the water-repellent layer in the width direction, one side edge is close to the telescopic part, and the other side edge extends out of the connecting part to form the multi-layer side leakage prevention three-dimensional enclosure.
Preferably, the water repellent layer has a square gram weight of 6-16 g; the air permeability of the PE air permeable film layer is 2500-2·24h。
The utility model discloses three-dimensional protecting encloses prevent that the side leakage, the antiseep are still relevant with the intensity of connecting portion except that the nature of protecting enclosing the body with three-dimensional is relevant. The connecting part in the prior art can adopt a hot melt adhesive layer, such as a linear hot melt adhesive layer, a spiral hot melt adhesive layer or an omega-shaped hot melt adhesive layer which are commonly used at present, but the problem of side leakage prevention and seepage prevention of the connecting part caused by insufficient adhesive strength exists. To solve the technical problem, the utility model discloses a following embodiment realizes: the utility model discloses on hot melt adhesive layer's basis, further adopt the welding point to fasten connecting portion, this welding point includes heat welding point, ultrasonic welding point or infrared welding point, and the size of a dimension is 0.05-5mm, and the profile shape of welding point is circular, star, heart-shaped, oval, square or rectangle.
As a preferred technical solution, the spunbond meltblown nonwoven fabric is an SMS spunbond meltblown nonwoven fabric or an SMMS spunbond meltblown nonwoven fabric, and the square gram weight thereof is 6-16g, wherein the mass percentage of the meltblown layer (i.e. M layer or MM layer) is 10% -25%, preferably 12% -20%.
Preferably, the hydrophobic layer and the outer layer are formed by integrally connecting spunbonded melt-blown woven fabrics, the spunbonded non-woven fabrics are bent inwards to form a spunbonded melt-blown non-woven fabric inner layer and a spunbonded melt-blown non-woven fabric outer layer, and the water repellent layer is respectively connected with the spunbonded melt-blown non-woven fabric inner layer and the spunbonded melt-blown non-woven fabric outer layer into a whole through hot melt adhesive layers.
Preferably, one side of the spunbonded melt-blown nonwoven fabric outer layer extends outwards until the side edge of the spunbonded melt-blown nonwoven fabric outer layer is flush with the side edge of the liquid-impermeable bottom layer, but the composite layer formed by connecting the spunbonded melt-blown nonwoven fabric inner layer and the water repellent layer is separated from the spunbonded melt-blown nonwoven fabric outer layer at the position close to the base part, is bent inwards towards the bottom of the absorbent core near the connecting part and is connected with the absorbent core or the wrapping layer.
As a preferable technical solution, a moisture absorption layer is further disposed between the three-dimensional enclosure and the liquid-impermeable bottom layer, two longitudinal ends of the moisture absorption layer extend along the length direction of the three-dimensional enclosure until being respectively 0-100mm away from the end of the three-dimensional enclosure, and of two lateral sides of the moisture absorption layer, one side edge is connected with the outer side surface of the connecting portion, and the other side edge extends along the direction toward the side edge of the liquid-impermeable bottom layer. Preferably, the moisture-absorbing layer is a water-absorbing nonwoven fabric.
Because PE casting film or PE ventilated membrane as the water repellent layer, its not only antistatic water pressure performance is superior to the non-woven fabrics by a wide margin owing to the non-woven fabrics, and its compliance also is superior to the non-woven fabrics by a wide margin, and PE casting film, PE ventilated membrane homoenergetic increase substantially the anti-seepage of three-dimensional enclosure body, the lateral leakage performance to improve soft travelling comfort, consequently, the utility model discloses can be through the grammes per square metre that reduces hydrophobic layer, outer non-woven fabrics, with the compliance that improves three-dimensional enclosure, it leads to material thickness big for improving its antistatic water pressure performance to have solved current three-dimensional enclosure, and the problem that the compliance reduces.
As a preferable technical scheme, the outer layer can also be selected from hot-rolled non-woven fabric or hot-air non-woven fabric.
The utility model discloses the beneficial effect who realizes:
at first, the utility model discloses on the basis of current three-dimensional fender, form three-layer structure's three-dimensional fender as the water repellent layer that is located the intermediate position with PE casting film or PE ventilated membrane, increase substantially three-dimensional fender body's anti seepage, side leakage performance to improve soft travelling comfort, solved current three-dimensional fender and lead to material thickness big for improving its antistatic pressure performance, the problem that the compliance reduces.
And a moisture absorption layer is arranged between the outer layer of the spun-bonded melt-blown non-woven fabric and the liquid-tight bottom layer and is used for absorbing liquid permeating out of the connecting part, so that the three-dimensional enclosure has the omnibearing multiple functions of preventing side leakage and leakage.
And finally, reinforcing the connecting part by adopting the welding points, and avoiding liquid from seeping out of the bottom of the connecting part.
Drawings
Fig. 1 is a schematic structural view of an adult diaper with multiple side leakage prevention three-dimensional containment flaps.
FIG. 2 is a schematic structural view of the embodiment 1 and the embodiment 2 taken along the section A-A of FIG. 1.
Fig. 3 is a schematic three-layer structure of the three-dimensional enclosure of embodiments 1 and 2.
Fig. 4 is a schematic view of the structure of the moisture absorption layer of example 3.
Detailed Description
For a further understanding of the present invention, reference will now be made in detail to the accompanying drawings.
Example 1
As shown in fig. 1, fig. 2 and fig. 3, the adult diaper 1 of the present embodiment includes a liquid-permeable top sheet 3, a liquid-permeable flow guiding layer 4, a liquid-impermeable bottom sheet 10, an absorbent core 5 disposed between the liquid-permeable top sheet 3 and the liquid-impermeable bottom sheet 10, and a closed system for putting the adult diaper on a user, the closed system being composed of a waist patch 9 located on the back of the adult diaper 1 and a front waist patch 7 located on the abdomen.
The horizontal both sides of absorbing core 5 are provided with three-dimensional fender respectively, and this three-dimensional fender includes that left three-dimensional fender 22, right three-dimensional fender 21 enclose, each three-dimensional fender all includes the basal portion, is connected to this basal portion and is located the free portion of basal portion upper end to and be connected to this free portion and be located the pars contractilis of free portion upper end be equipped with elasticity rubber band 23 in the pars contractilis for left three-dimensional fender 22, right three-dimensional fender 21 have elastic flexibility respectively on longitudinal direction, connect through the hot melt adhesive layer veneer between each layer. The liquid impermeable backsheet 10 is often composed of a nonwoven layer 14 and a breathable film 13.
As shown in fig. 2 and fig. 3, the disposable absorbent article 1 of the present embodiment is structurally characterized in that the left three-dimensional containment flap 22 and the right three-dimensional containment flap 21 provided on both lateral sides of the disposable absorbent article 1 are multiple side leakage prevention three-dimensional containment flaps, and the multiple side leakage prevention three-dimensional containment flaps are implemented by the following embodiments:
1) an SMS spunbonded nonwoven fabric or an SMMS spunbonded nonwoven fabric with the square gram weight of 6-8g is bent inwards to form a spunbonded nonwoven fabric inner layer and a spunbonded nonwoven fabric outer layer, wherein the mass percentage of a melt-blown layer (namely an M layer or an MM layer) is 16%. For example, the left three-dimensional enclosure 22 uses the outer layer 22c of the spunbonded/meltblown nonwoven fabric as a hydrophobic layer, and the outer layer 22c of the spunbonded/meltblown nonwoven fabric as a skin-friendly layer, which are formed by integrally connecting and bending the spunbonded/meltblown nonwoven fabric.
2) Selecting a PE casting film with the square gram weight of 8g as a water repellent layer 11, extending the longitudinal two ends of the PE casting film along the length direction of the three-dimensional enclosure until the longitudinal two ends are 40-50mm away from the end part of the three-dimensional enclosure respectively so as to improve the air permeability of the front end and the rear end of the three-dimensional enclosure, wherein one side edge of the PE casting film is close to the telescopic part, and the other side edge of the PE casting film extends out of a connecting part 15 connecting the three-dimensional enclosure with a liquid-tight bottom layer, and is respectively connected with a spun-bonded melt-blown non-woven fabric inner layer and a spun-bonded melt-blown non-woven fabric outer layer in a composite mode through a hot melt adhesive layer to form a three-dimensional enclosure body material.
3) For the left three-dimensional apron 22, the side edge of the spunbonded melt-blown nonwoven fabric outer layer 22c extends outwards until the side edge is flush with the side edge of the liquid-tight bottom layer 10, and the side edge of the composite layer formed by connecting the spunbonded melt-blown nonwoven fabric inner layer 22d and the PE cast film (water-repellent layer 11) extends out of the connecting part 15.
For the right three-dimensional apron 21, the side edge of the outer layer 21c of the spun-bonded melt-blown non-woven fabric extends outwards until the side edge is flush with the side edge of the liquid-tight bottom layer 10, and the side edge of a composite layer formed by connecting the inner layer 21d of the spun-bonded melt-blown non-woven fabric and the PE cast film (water-repellent layer 11) extends out of the connecting part 15.
4) The bases of the left three-dimensional enclosure 22 and the right three-dimensional enclosure 21 and the liquid-impermeable bottom sheet 10 are respectively fixed by gluing outside the connecting portion 15, so that the left three-dimensional enclosure 22 and the right three-dimensional enclosure 21 are respectively positioned at the two lateral sides of the absorbent core 5.
Through detection, the antistatic pressure value of the multiple side leakage prevention three-dimensional enclosure of the embodiment is 53mbar, and the softness is 10.4 mN.
This embodiment is as the water repellent layer with PE curtain coating membrane, PE curtain coating membrane not only the hydrostatic pressure performance is owing to the non-woven fabrics by a wide margin, its compliance also is superior to the non-woven fabrics by a wide margin in addition, thereby can reduce the hydrophobic layer, the square grammes per square metre of outer spunbonded non-woven fabrics, with the compliance that improves three-dimensional enclosure, consequently, PE curtain coating membrane improves the anti-leakage of three-dimensional enclosure body by a wide margin, the edge leakage performance, and improve soft travelling comfort, consequently, it is big to have solved current three-dimensional enclosure and lead to material thickness for improving its hydrostatic pressure performance, the problem that the compliance reduces.
Example 2
The difference between this example and example 1 is that in this example, a PE breathable film layer is selected as the water-repellent layer, the square gram weight is 8g, and the breathable amount is 3600g/cm2·24h。
As shown in fig. 2 and 3, the multiple side leakage prevention three-dimensional barriers (the left three-dimensional barrier 22 and the right three-dimensional barrier 21) of the present embodiment are implemented by the following embodiments:
1) the method comprises the following steps of inwards bending an SMS (short message service) spunbonded nonwoven fabric or an SMMS (simple Messaging System) spunbonded nonwoven fabric with the square gram weight of 8g, wherein the mass percent of a melt-blown layer (namely an M layer or an MM layer) is 16%, forming a melt-blown nonwoven fabric inner layer and a melt-blown spunbonded nonwoven fabric outer layer, wherein the melt-blown nonwoven fabric inner layer is used as a hydrophobic layer, the melt-blown nonwoven fabric outer layer is used as a skin-friendly layer, and the melt-blown nonwoven fabric inner layer and the melt-blown nonwoven fabric outer layer are formed by integrally connecting and bending the melt-blown spunbond nonwoven.
2) The longitudinal two ends of the PE breathable film extend along the length direction of the three-dimensional enclosure until the two ends are parallel and level to the end part of the three-dimensional enclosure, one side edge of the PE breathable film is close to the telescopic part, the other side edge of the PE breathable film extends out of the connecting part 15 which connects the three-dimensional enclosure with the liquid-tight bottom layer, and the PE breathable film is respectively in composite connection with the inner layer of the spun-bonded melt-blown non-woven fabric and the outer layer of the spun-bonded melt-blown non-woven fabric through a hot melt adhesive layer to form a three-dimensional enclosure body material with a three-layer structure.
3) The side edges of the outer layers of the spunbonded melt-blown non-woven fabrics of the left three-dimensional guard 22 and the right three-dimensional guard 21 extend outwards until being flush with the side edge of the liquid-tight bottom layer, and meanwhile, the side edge of a composite layer formed by connecting the inner layer of the spunbonded melt-blown non-woven fabric and a PE cast film extends out of the connecting part 15.
4) The bases of the left three-dimensional enclosure 22 and the right three-dimensional enclosure 21 and the liquid-impermeable bottom sheet 10 are respectively fixed by gluing outside the connecting portion 15, so that the left three-dimensional enclosure 22 and the right three-dimensional enclosure 21 are respectively positioned at the two lateral sides of the absorbent core 5.
The detection proves that the softness of the multiple side leakage-proof three-dimensional enclosure of the embodiment is 11.0mN at 58 mbar.
Example 3
According to the fact that most users of the adult paper diaper are in a supine state or a side lying state, the leakage phenomenon of the adult paper diaper in the using process is easily caused due to the fact that the urine discharged by the adult user every time is large.
In this embodiment, the side leakage prevention and leakage prevention performance of the three-dimensional enclosure is further improved by the following implementation modes, as shown in fig. 4:
the water-absorbing non-woven fabrics 20 are respectively arranged between the left three-dimensional protective enclosure 22 and the liquid-tight bottom layer 10 and between the right three-dimensional protective enclosure 21 and the liquid-tight bottom layer 10, so as to absorb the liquid permeating out of the connecting part 15, and have the functions of omnibearing multiple side leakage prevention and leakage prevention.
In a specific embodiment, the method comprises the following steps:
first, the longitudinal two ends of the water-absorbent nonwoven 20 extend along the length direction of the three-dimensional enclosure until being respectively 0-100mm away from the end of the three-dimensional enclosure, for example, the longitudinal two ends of the water-absorbent nonwoven 20 are flush with the end of the three-dimensional enclosure, so that the water-absorbent nonwoven 20 can play a role no matter the disposable absorbent article is in a supine or prone wearing state, and the distance between the longitudinal two ends of the water-absorbent nonwoven 20 and the end of the three-dimensional enclosure can be selected to be 50-60mm, thus completely meeting the routine use of adult patients.
Secondly, in the two transverse sides of the water-absorbent non-woven fabric 20, one side edge is connected with the outer side surface of the connecting part 15, and the other side edge extends towards the side edge of the liquid-impermeable bottom layer 10, and can be along the side edge of the liquid-impermeable bottom layer 10 or be not parallel and level.
Example 4
The connection parts of embodiments 1 to 3 can adopt a hot melt adhesive layer, such as a linear hot melt adhesive layer, a spiral hot melt adhesive layer or an omega-shaped hot melt adhesive layer which are commonly used in the prior art, but the connection parts have the problems of side leakage prevention and leakage prevention due to insufficient adhesive strength.
This embodiment further adopts the welding point to fasten the connecting portion on the basis of hot melt adhesive layer, and this welding point includes heat welding point, ultrasonic welding point or infrared welding point, and the size is 0.05-5mm, and the profile shape of welding point is circular, star, heart shape, ellipse, square or rectangle.
Performance testing
1. Antistatic water pressure: the test was carried out according to GB/T24218.16-2017 (textile nonwoven test method part 16: determination of water repellency (hydrostatic pressure)).
2. Softness: the assay was performed with reference to the detection method of EDANAWSP 90.3. (05).
3. Comparison sample: SMS nonwoven fabric with a square gram weight of 24g, commercially available.
The test results are shown in the following table:
| item | Example 1 | Example 2 | Control sample |
| Hydrostatic pressure (mbar) | 53 | 58 | 24 |
| Softness (mN) | 10.4 | 11.0 | 15.3 |
The smaller the softness value, the better the softness.
Although the present invention has been described in terms of specific embodiments, the scope of the present invention is not limited to the above-described specific embodiments, and various modifications, changes and substitutions of the present invention are within the scope of the present invention without departing from the spirit of the present invention.
Claims (8)
1. The utility model provides an adult diaper with three-dimensional enclosure of multiple side leakage of preventing, includes liquid-permeable top layer, liquid-tight nature bottom, and sets up absorb the core between liquid-permeable top layer and the liquid-tight nature bottom to and be used for wearing adult diaper in the closed system on one's body the horizontal both sides of absorbing the core are provided with the three-dimensional enclosure that has elastic scalability in longitudinal direction respectively, its characterized in that: the three-dimensional enclosure comprises a hydrophobic layer and an outer layer connected with the hydrophobic layer at the top of the three-dimensional enclosure, a water-repellent layer is arranged between the outer layer and the hydrophobic layer, the longitudinal two ends of the water-repellent layer extend along the length direction of the three-dimensional enclosure until the two ends are respectively 0-50mm away from the end part of the three-dimensional enclosure, and one side edge of the two sides in the transverse direction of the water-repellent layer is close to the top of the three-dimensional enclosure, while the other side edge of the two sides extends out of a connecting part for connecting the three-dimensional enclosure and a liquid-tight bottom layer, so that the three-dimensional enclosure with multiple side leakage prevention functions is formed; the water repellent layer is a PE casting film layer or a PE breathable film layer.
2. The adult diaper with multiple side leakage prevention three-dimensional containment flaps of claim 1, wherein: the water repellent layer has the square gram weight of 6-16 g; the air permeability of the PE air permeable film layer is 2500-2·24h。
3. The adult diaper with multiple side leakage prevention three-dimensional containment flaps of claim 1, wherein: the connecting part comprises a hot melt adhesive layer, and a welding point for tightly connecting the three-dimensional guard with the liquid-tight bottom layer is arranged on the hot melt adhesive layer.
4. The adult diaper with multiple side leakage prevention three-dimensional containment flaps of claim 3, wherein: the welding points comprise heat welding points, ultrasonic welding points or infrared welding points, the size of the welding points is 0.05-5mm, and the outline shape of the welding points is circular, star-shaped, heart-shaped, oval, square or rectangular.
5. The adult diaper with multiple side leakage prevention three-dimensional containment flaps of claim 1, wherein: the hydrophobic layer and the outer layer are formed by integrally connecting spun-bonded melt-blown woven fabrics, the spun-bonded non-woven fabrics are bent inwards to form a spun-bonded melt-blown non-woven fabric inner layer and a spun-bonded melt-blown non-woven fabric outer layer, and the hydrophobic layer is respectively connected with the spun-bonded melt-blown non-woven fabric inner layer and the spun-bonded melt-blown non-woven fabric outer layer into a whole through hot melt adhesive layers.
6. The adult diaper with multiple side leakage prevention three-dimensional containment flaps of claim 5, wherein: and one side edge of the spunbonded melt-blown non-woven fabric outer layer extends outwards until the side edge of the spunbonded melt-blown non-woven fabric outer layer is flush with the side edge of the liquid-tight bottom layer, but a composite layer formed by connecting the spunbonded melt-blown non-woven fabric inner layer and the water repellent layer is separated from the spunbonded melt-blown non-woven fabric outer layer when being close to the base part, is bent inwards towards the bottom part of the absorbent core when being close to the connecting part, and is connected with the absorbent core or the wrapping layer.
7. The adult diaper with multiple containment flaps according to any of claims 1 to 6, wherein: a moisture absorption layer is arranged between the three-dimensional enclosure and the liquid-tight bottom layer, the two longitudinal ends of the moisture absorption layer extend along the length direction of the three-dimensional enclosure until the distance between the two longitudinal ends of the moisture absorption layer and the end part of the three-dimensional enclosure is 0-100mm, one side edge of the two longitudinal ends of the moisture absorption layer is connected with the outer side surface of the connecting part, and the other side edge of the two longitudinal ends of the moisture absorption layer extends towards the side edge of the liquid-tight bottom layer.
8. The adult diaper with multiple side leakage prevention three-dimensional containment flaps of claim 7, wherein: the moisture absorption layer is a water absorption non-woven fabric.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921344423.XU CN211326171U (en) | 2019-08-19 | 2019-08-19 | Adult diaper with multiple side leakage-proof three-dimensional protective enclosure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921344423.XU CN211326171U (en) | 2019-08-19 | 2019-08-19 | Adult diaper with multiple side leakage-proof three-dimensional protective enclosure |
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| CN211326171U true CN211326171U (en) | 2020-08-25 |
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