CN216021700U - Novel 360-degree leakage-proof sanitary towel - Google Patents

Novel 360-degree leakage-proof sanitary towel Download PDF

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CN216021700U
CN216021700U CN202121864908.9U CN202121864908U CN216021700U CN 216021700 U CN216021700 U CN 216021700U CN 202121864908 U CN202121864908 U CN 202121864908U CN 216021700 U CN216021700 U CN 216021700U
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liquid
leakage
proof
absorption
woven fabrics
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陈小滨
黄家齐
庄碧原
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Aab China Industry Co ltd
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Aab China Industry Co ltd
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Abstract

The utility model relates to the field of sanitary products, in particular to a novel 360-degree leakage-proof sanitary towel which sequentially comprises a liquid-permeable surface layer, an absorption core layer and a liquid-impermeable bottom layer from top to bottom, wherein the bottom end face of the liquid-impermeable bottom layer is provided with a back adhesive, the bottom end face of the liquid-impermeable bottom layer is provided with release paper, and the surface of the liquid-permeable surface layer is provided with leakage-proof absorption strips.

Description

Novel 360-degree leakage-proof sanitary towel
Technical Field
The utility model relates to the field of sanitary products, in particular to a novel 360-degree leakage-proof sanitary towel.
Background
At present, the chinese patent application No.: CN201920663244.6 discloses an environmental protection type sanitary napkin that breathes freely, including the sanitary napkin body, the middle part of sanitary napkin body both sides is all fixed and is equipped with the flap, the fixed protection pad that is equipped with in middle part on sanitary napkin body top, the fixed sponge cloth pad that is equipped with in middle part of protection pad both sides, the fixed fluting that is equipped with in middle part of sanitary napkin body bottom, the both sides of fluting inner wall respectively with the both ends fixed connection of a plurality of wear-resisting cotton rollers, the both sides of sanitary napkin body bottom are all fixed and are equipped with the viscose pad, general sanitary napkin structure is disclosed, but do not protect sanitary napkin width both sides in the in-service use, easy side leakage when leading to the side to lie.
SUMMERY OF THE UTILITY MODEL
Therefore, in order to solve the problems, the utility model provides a novel 360-degree leakage-proof sanitary towel, which solves the technical problem that the two sides of the width of the sanitary towel are not protected, so that the side leakage is easy to occur when the sanitary towel is laid on the side.
In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a novel 360 degrees leak protection sanitary towel, by last to include liquid-permeable surface course, absorption sandwich layer and liquid-tight bottom in proper order down, the horizontal both sides of liquid-tight bottom end face are equipped with the gum, liquid-tight bottom end face is equipped with from type paper that pastes with the gum, liquid-permeable surface course surface is close to and absorbs sandwich layer periphery department and is equipped with the leak protection and absorbs the strip, the leak protection absorbs the strip and includes super absorbent fiber and is used for wrapping up the fibrous parcel layer non-woven fabrics of super absorbent fiber, the parcel layer non-woven fabrics includes hydrophilic non-woven fabrics and hydrophobic non-woven fabrics, hydrophilic non-woven fabrics is located the leak protection and absorbs the strip and is close to absorption sandwich layer center one side, hydrophobic non-woven fabrics is located the leak protection and absorbs strip and keeps away from absorption sandwich layer one side.
Furthermore, the wrapping layer non-woven fabric is formed by compounding a hydrophilic non-woven fabric and a hydrophobic non-woven fabric.
Furthermore, the hydrophilic non-woven fabrics surround super absorbent polymer fibre and form cubic, the hydrophobic non-woven fabrics surrounds super absorbent polymer fibre and forms cubic, hydrophilic non-woven fabrics terminal surface of laminating in the middle part of the hydrophobic non-woven fabrics is equipped with the through-hole, hydrophilic non-woven fabrics and hydrophobic non-woven fabrics top end face complex are equipped with first water repellent non-woven fabrics.
Furthermore, a second water repellent film is arranged between the liquid permeable surface layer and the hydrophilic non-woven fabric and between the liquid permeable surface layer and the hydrophobic non-woven fabric.
Furthermore, the longitudinal two sides of the leakproof absorption strip are in the shape of a continuous arc, and a sunken concave part is arranged at the position, close to the leakproof absorption strip, of the liquid permeable surface layer.
Further, the shape of the recess is the same as the shape of the leakage preventing absorption bar.
Further, the concave part is arranged along the inner side of the leakage-proof absorption strip, a first transition part is arranged between continuous arcs of the leakage-proof absorption strip, a second transition part is arranged at the position, located at the continuous first transition part, of the concave part, and the radius size of the concave part located at the second transition part is larger than that of the leakage-proof absorption strip located at the first transition part.
Further, the concave part is provided with a straight line connected with the two second transition parts between the second transition parts.
Furthermore, a plurality of first bulges are arranged on the surfaces of the liquid-permeable surface layer and the absorption core layer, the four peripheral edges of the first bulges are rectangular, and the four peripheral edges of the first bulges are in smooth transition.
Furthermore, the liquid-permeable surface layer and the surface of the absorption core layer are provided with a plurality of depressed parts, the middle parts of the depressed parts are cone-shaped, the front and the rear ends of the depressed parts are provided with tip parts depressed, the first raised parts form a first transverse row, the second raised parts form a second transverse row, and the first transverse row and the second transverse row are arranged in a staggered manner.
By adopting the technical scheme, the utility model has the beneficial effects that:
the novel 360-degree leakage-proof sanitary towel is provided with the leakage-proof absorption strips, wherein when the sanitary towel is used for lying on the side, the liquid on the surface of the liquid-permeable surface layer flows from the middle part to one side, because the periphery of the surface of the liquid-permeable surface layer is provided with the leakage-proof absorption strips, the liquid is blocked by the leakage-proof absorption strips in the process of flowing to one side, and the hydrophilic non-woven fabric at one side of the leakproof absorption strip close to the center of the absorption core layer is arranged, after the leakproof absorption strip is contacted with the liquid barrier, liquid will see through the super absorbent polymer fibre absorption of hydrophilic non-woven fabrics by inboard, has prevented liquid outward diffusion, and the secondary leak protection has solved the problem that the side leakage easily takes place for the big condition of women's menstrual period, and the compliance that the leak protection absorption strip passes through the compliance that the ultrasonic wave technology improved the product and absorbs strip and absorption strip itself prevents the risk of exploding after absorbing, increases the use of product and experiences, solves the problem that traditional both sides set up the easy uncomfortable sense of technology on leak protection flange.
The setting that parcel layer non-woven fabrics formed by hydrophilic non-woven fabrics and hydrophobic non-woven fabrics are compound in advance, and then the good parcel layer non-woven fabrics of complex wraps up super absorbent polymer fibre again, and this mode production efficiency is high to material saving.
The hydrophilic non-woven fabric and the hydrophobic non-woven fabric respectively surround the super-absorbent fibers to form a block, the hydrophilic non-woven fabric wraps the super-absorbent fibers and is formed into strips, the hydrophobic non-woven fabric wraps the super-absorbent fibers and is formed into strips, the strips formed by the hydrophilic non-woven fabric and the hydrophobic non-woven fabric are combined and pasted on the liquid-permeable surface layer, the first water-repellent non-woven fabric is pasted on the surfaces of the strips formed by the hydrophilic non-woven fabric and the hydrophobic non-woven fabric, and the strips are easy to paste on the surface of the liquid-permeable surface layer during processing and production, so that mass production is facilitated.
The setting of the second water repellent film, wherein when using, the second water repellent film is laminated hydrophilic non-woven fabrics and hydrophobic non-woven fabrics bottom face, can avoid permeating on super absorbent polymer fibre after the absorption sandwich layer of hydrophilic non-woven fabrics and hydrophobic non-woven fabrics bottom absorbs, prevents that super absorbent polymer fibre from receiving the absorption sandwich layer infiltration of bottom, influences leak protection absorption strip side-suction performance.
When liquid passes through the surface of the leakage-proof absorption strip, the leakage-proof absorption strip is formed by a plurality of arc shapes continuously, the liquid flows to one section of arc-shaped leakage-proof absorption strip, redundant liquid flows to one inclined side, part of liquid is uniformly accumulated in each section of arc shape of the leakage-proof absorption strip, and the liquid is uniformly absorbed by each section of arc-shaped leakage-proof absorption strip, so that liquid accumulation caused by the fact that the liquid of the linear leakage-proof absorption strip easily flows to one side is avoided; when a user with a large menstrual amount lies on his side, even if the leakage-proof absorption strips are arranged, part of liquid easily overflows the leakage-proof absorption strips, and the arrangement of the concave parts enables the liquid-permeable surface layer to be close to the surfaces of the leakage-proof absorption strips and to be concave, so that a larger amount of liquid can be absorbed, and the problem that the liquid easily overflows and falls off due to the fact that the liquid easily overflows the leakage-proof absorption strips is solved.
When the concave part and the arc-shaped leakage-proof absorption strip are arranged in the same shape, and a large amount of liquid is attached to the leakage-proof absorption strip, the concave part and the leakage-proof absorption strip are in the same shape, so that the liquid can be guided to flow to two sides by the concave part after the large amount of liquid contacts the leakage-proof absorption strip, the liquid guiding speed is accelerated, and the liquid is prevented from being accumulated at one position.
The second transition is arranged, wherein the second transition is convex, when liquid is guided to flow to one side easily through the second transition, the liquid passing through the second transition is fully absorbed, and the radius size range of the second transition is larger than that of the first transition, so that the liquid storage capacity of the second transition is larger, and the liquid stays at the second transition and is fully absorbed by the leakproof absorption strips at the second transition.
The setting of straight line, because straight line and concave part one end arc middle part interval, when liquid process straight line part, this position hydrops is capacious, and liquid is more difficult to see through the leak protection and absorbs the strip.
The setting of first bellying, wherein the reducible area of contact who absorbs sandwich layer and skin of this first bellying, it is more comfortable when making the use to when first bellying is the rectangle, form many water conservancy diversion passageways between each rectangle, liquid passes through water conservancy diversion passageway diffusion water conservancy diversion, can avoid the shortcoming of easy hydrops when using.
The setting of depressed part, wherein the middle part shape is the depressed part of cone, the concave part is located between the first bellying of first horizontal row, the liquid of circulation will pass through the depressed part between the first bellying, the liquid that the depressed part trickle flows carries out the absorptivity better, owing to have the sunken of certain cone shape, the liquid absorbed quantity of process is bigger, and both ends are the sunken setting of point portion around the depressed part, this point portion is sunken to do benefit to the liquid of process and is carried out the water conservancy diversion, the not timely absorbent liquid of depressed part flows through this point portion is sunken, it is too much to avoid the depressed part to accumulate liquid, experience when leading to using is dry and comfortable to feel and reduce.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the present invention in partial cross-section;
FIG. 3 is a sectional view schematically showing a first state of use of the leakage preventing absorbent strip of the present invention;
FIG. 4 is a partial structural view showing a first state of use of the leakage preventing absorbent beads and the concave portions of the present invention;
FIG. 5 is a partial structure view showing a second state of use of the leakage preventing absorption stripes and the concave portions according to the present invention;
FIG. 6 is a sectional view schematically showing the structure of the leakage preventing absorbent strip of the present invention in a second use state;
FIG. 7 is a schematic top view of a portion of the first raised portion and recessed portion of the present invention;
FIG. 8 is a cross-sectional view of a partial structure of a recess according to the present invention.
Detailed Description
The utility model will now be further described with reference to the accompanying drawings and detailed description.
Referring to fig. 1 to 8, the embodiment provides a novel 360-degree leakage-proof sanitary napkin, which sequentially comprises a liquid-permeable surface layer 1, an absorption core layer 2 and a liquid-impermeable bottom layer 3 from top to bottom, wherein back glue 4 is arranged on two lateral sides of the bottom end surface of the liquid-impermeable bottom layer 3, release paper 5 adhered to the back glue 4 is arranged on the bottom end surface of the liquid-impermeable bottom layer 3, a leakage-proof absorption strip 6 is arranged on the surface of the liquid-permeable surface layer 1 near the periphery of the absorption core layer 2, the leakage-proof absorption strip 6 comprises super absorbent fibers 61 and wrapping layer non-woven fabrics 62 for wrapping the super absorbent fibers 61, the wrapping layer non-woven fabrics 62 comprise hydrophilic non-woven fabrics 621 and hydrophobic non-woven fabrics 622, the hydrophilic non-woven fabrics 621 are located on one side of the leakage-proof absorption strip 6 near the center of the absorption core layer 2, and the hydrophobic non-woven fabrics 622 are located on one side of the leakage-proof absorption strip 6 far away from the absorption core layer 2; the leak-proof absorption strip can be glued with the liquid-permeable surface layer and is arranged around the absorption core layer.
By arranging the leakproof absorption strip, when the sanitary towel is used and lies on one side, the liquid on the surface of the liquid-permeable surface layer flows from the middle part to one side, because the periphery of the surface of the liquid-permeable surface layer is provided with the leakage-proof absorption strips, the liquid is blocked by the leakage-proof absorption strips in the process of flowing to one side, and the hydrophilic non-woven fabric at one side of the leakproof absorption strip close to the center of the absorption core layer is arranged, after the leakproof absorption strip is contacted with the liquid barrier, liquid will see through the super absorbent polymer fibre absorption of hydrophilic non-woven fabrics by inboard, has prevented liquid outward diffusion, and the secondary leak protection has solved the problem that the side leakage easily takes place for the big condition of women's menstrual period, and the compliance that the leak protection absorption strip passes through the compliance that the ultrasonic wave technology improved the product and absorbs strip and absorption strip itself prevents the risk of exploding after absorbing, increases the use of product and experiences, solves the problem that traditional both sides set up the easy uncomfortable sense of technology on leak protection flange.
As shown in fig. 1 and 3, the wrapping layer nonwoven fabric 62 may be formed by combining a hydrophilic nonwoven fabric 621 and a hydrophobic nonwoven fabric 622; this setting mode will be hydrophilic non-woven fabrics and hydrophobic non-woven fabrics in production transportation process in advance compound, then the parcel layer non-woven fabrics that compound is wrapped up super absorbent polymer fibre again, has production efficiency height to material saving's advantage.
As shown in fig. 6, the hydrophilic nonwoven fabric 621 may also be formed into a block shape by surrounding the super absorbent fiber 61, the hydrophobic nonwoven fabric 622 is formed into a block shape by surrounding the super absorbent fiber 61, a through hole 6b is formed on one end surface of the hydrophilic nonwoven fabric 621 attached to the middle part of the hydrophobic nonwoven fabric 622, and a first water-repellent nonwoven fabric 6c is combined with the top end surfaces of the hydrophilic nonwoven fabric 621 and the hydrophobic nonwoven fabric 622; during production, the hydrophilic non-woven fabric is coated with the super-absorbent fibers and formed into strips, the hydrophobic non-woven fabric is coated with the super-absorbent fibers and formed into strips, the strips formed by the hydrophilic non-woven fabric and the hydrophobic non-woven fabric are combined and pasted on the liquid-permeable surface layer, and the first water-repellent non-woven fabric is pasted on the surfaces of the strips formed by the hydrophilic non-woven fabric and the hydrophobic non-woven fabric.
A second water repellent film 6d is arranged between the liquid permeable surface layer 1 and the hydrophilic non-woven fabric 621 and the hydrophobic non-woven fabric 622; the setting of the second water repellent film, wherein during the use, the second water repellent film is laminated hydrophilic non-woven fabrics 621 and hydrophobic non-woven fabrics 622 bottom face, can avoid permeating on the super absorbent polymer fibre after the absorption sandwich layer of hydrophilic non-woven fabrics 621 and hydrophobic non-woven fabrics 622 bottom absorbs, prevents that super absorbent polymer fibre from receiving the absorption sandwich layer infiltration of bottom, influences the leak protection and absorbs a side-absorbing performance.
As shown in fig. 1, 2 and 4, the shapes of the two longitudinal sides of the leakage-proof absorption strip 6 are continuous arcs, the liquid-permeable surface layer 1 is provided with a sunken concave part 1a near the leakage-proof absorption strip 6, and the shapes of the two longitudinal sides of the leakage-proof absorption strip can be replaced by straight lines or other shapes; in the actual use process, the legs of a human body can incline to a certain degree, through experimental tests, when the liquid is absorbed by the linearly arranged leakage-proof absorption strips, the liquid flows to one inclined side, when the menstrual period is large, the liquid is easy to generate accumulated liquid and diffuse outwards in the area positioned on one side of the leakage-proof absorption strips, the leakage-proof absorption strips are arranged in a continuous arc shape, when the liquid passes through the surface of the leakage-proof absorption strips, the liquid flows to one section of arc-shaped leakage-proof absorption strip due to the fact that the leakage-proof absorption strips are continuously formed in a plurality of arc shapes, the redundant liquid flows to one inclined side, part of liquid is uniformly accumulated in each section of arc shape of the leakage-proof absorption strips, and the liquid is uniformly absorbed by each section of arc-shaped leakage-proof absorption strips, so that the accumulated liquid caused by the fact that the liquid of the linearly arranged leakage-proof absorption strips easily flows to one side is avoided; when a user with a large menstrual period lies on his side, even if the leakage-proof absorption strips are arranged, part of liquid easily overflows the leakage-proof absorption strips, and the arrangement of the concave parts ensures that the liquid-permeable surface layer is close to the surfaces of the leakage-proof absorption strips and has a concave shape, so that a larger volume of liquid can be absorbed, and the problem that the liquid easily overflows and falls off due to the fact that the liquid easily overflows the leakage-proof absorption strips is solved; the continuous arc-shaped leak-proof absorption strip is made of more materials than straight lines, and has better absorption effect.
The shape of the concave part 1a is the same as that of the leakage-proof absorption strip 6, when the concave part and the arc-shaped leakage-proof absorption strip are arranged in the same manner, and a large amount of liquid is attached to the leakage-proof absorption strip, the concave part can guide the liquid to flow to two sides after the large amount of liquid contacts the leakage-proof absorption strip due to the fact that the shape of the concave part is the same as that of the leakage-proof absorption strip, so that the liquid guiding speed is increased, and the liquid is prevented from being accumulated at one position.
As shown in fig. 5, the concave portion 1a is arranged along the inner side of the leakage preventing absorption bar 6, the continuous arcs of the leakage preventing absorption bar 6 have a first transition 6a therebetween, the concave portion 1a is provided with a second transition 1b at the continuous first transition 6a, and the radius of the concave portion 1a at the second transition 1b is larger than that of the leakage preventing absorption bar 6 at the first transition 6 a; the second transition is arranged, wherein the second transition is convex, when liquid is guided to flow to one side easily through the second transition, the liquid passing through the second transition is fully absorbed, and the radius size range of the second transition is larger than that of the first transition, so that the liquid storage capacity of the second transition is larger, and the liquid stays at the second transition and is fully absorbed by the leakproof absorption strips at the second transition.
A straight line 1c connected with the two second transition parts 1b is arranged between the second transition parts 1b of the concave part 1a, and the side, far away from the leakage-proof absorption strip 6, of the straight line 1c is a straight line 1c connected with the transition parts at the upper end and the lower end; because the straight line is separated from the arc middle part at one end of the concave part, when liquid passes through the straight line part, the liquid accumulation capacity at the part is large, and the liquid is not easy to permeate the leakproof absorption strip.
As shown in fig. 1 and fig. 7, a plurality of first protrusions 101 are disposed on the surfaces of the liquid-permeable surface layer 1 and the absorbent core layer 2, four peripheral edges of the first protrusions 101 are rectangular, and four peripheral corners of the first protrusions 101 are in smooth transition. Preferably, the smooth transitions are equal to 1/4 of the dimension of the side of the outer periphery.
The setting of first bellying, wherein the reducible area of contact who absorbs sandwich layer and skin of this first bellying, it is more comfortable when making the use to when first bellying is the rectangle, form many water conservancy diversion passageways between each rectangle, liquid passes through water conservancy diversion passageway diffusion water conservancy diversion, can avoid the shortcoming of easy hydrops when using.
As shown in fig. 7 and 8, a plurality of concave portions 102 are disposed on the surfaces of the liquid-permeable surface layer 1 and the absorbent core layer 2, the shape of the middle portion of the concave portion 102 is a cone 103, tip recesses 104 are disposed at the front and rear ends of the concave portion 102, a plurality of first convex portions 101 form a first horizontal row, a plurality of concave portions 102 form a second horizontal row, and the first horizontal row and the second horizontal row are staggered. The depressions are located between the first projections in the first row.
The setting of depressed part, wherein the middle part shape is the depressed part of cone, the depressed part is located between the first bellying of first horizontal row, the liquid of circulation will pass through the depressed part between the first bellying, the liquid that the depressed part trickle flows carries out the absorptivity better, owing to have the sunken of certain cone shape, the liquid absorbed quantity of process is bigger, and both ends are the sunken setting of point portion around the depressed part, this point portion is sunken to do benefit to the liquid of process and is carried out the water conservancy diversion, the not timely absorbent liquid of depressed part flows through this point portion is sunken, it is too much to avoid the depressed part to accumulate liquid, experience when leading to using is dry and comfortable to be felt and is reduced.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
While the utility model has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims (10)

1. The novel 360-degree leakage-proof sanitary towel is characterized by sequentially comprising a liquid-permeable surface layer (1), an absorption core layer (2) and a liquid-tight bottom layer (3) from top to bottom, wherein back glue (4) is arranged on two transverse sides of the bottom end face of the liquid-tight bottom layer (3), release paper (5) adhered with the back glue (4) is arranged on the bottom end face of the liquid-tight bottom layer (3), leakage-proof absorption strips (6) are arranged on the surface of the liquid-permeable surface layer (1) close to the periphery of the absorption core layer (2), the leakage-proof absorption strips (6) comprise super-absorbent fibers (61) and wrapping layer non-woven fabrics (62) used for wrapping the super-absorbent fibers (61), the wrapping layer non-woven fabrics (62) comprise hydrophilic non-woven fabrics (621) and hydrophobic non-woven fabrics (622), the hydrophilic non-woven fabrics (621) are positioned on one side, close to the center of the absorption core layer (2), of the leakage-proof absorption strips (6), the hydrophobic non-woven fabric (622) is positioned on one side, far away from the absorption core layer (2), of the leakage-proof absorption strip (6).
2. The new 360 degree leak proof sanitary napkin of claim 1 wherein: the wrapping layer non-woven fabric (62) is formed by compounding a hydrophilic non-woven fabric (621) and a hydrophobic non-woven fabric (622).
3. The new 360 degree leak proof sanitary napkin of claim 1 wherein: hydrophilic non-woven fabrics (621) surround super absorbent polymer fibre (61) and form blockily, hydrophobic non-woven fabrics (622) surround super absorbent polymer fibre (61) and form blockily, hydrophilic non-woven fabrics (621) terminal surface of laminating is equipped with through-hole (6b) in hydrophobic non-woven fabrics (622) middle part, hydrophilic non-woven fabrics (621) and hydrophobic non-woven fabrics (622) top terminal surface complex are equipped with first water repellent non-woven fabrics (6 c).
4. A new 360 degree leak proof sanitary napkin as claimed in claim 3, wherein: and a second water-repellent film (6d) is arranged between the liquid-permeable surface layer (1) and the hydrophilic non-woven fabric (621) and the hydrophobic non-woven fabric (622).
5. The new 360 degree leak proof sanitary napkin of claim 2 or 4 wherein: the longitudinal two sides of the leakproof absorption strip (6) are in a continuous arc shape, and a sunken concave part (1a) is arranged at the position, close to the leakproof absorption strip (6), of the liquid permeable surface layer (1).
6. The new 360 degree leak proof sanitary napkin of claim 5 wherein: the shape of the concave part (1a) is the same as that of the leakage-proof absorption strip (6).
7. The new 360 degree leak proof sanitary napkin of claim 5 wherein: the concave part (1a) is arranged along the inner side of the leakage-proof absorption strip (6), a first transition part (6a) is arranged between the continuous arcs of the leakage-proof absorption strip (6), a second transition part (1b) is arranged at the position, located at the continuous first transition part (6a), of the concave part (1a), and the radius size of the concave part (1a) located at the second transition part (1b) is larger than that of the leakage-proof absorption strip (6) located at the first transition part (6 a).
8. The new 360 degree leak proof sanitary napkin of claim 7 wherein: the concave part (1a) is positioned between the second transition parts (1b) and is provided with a straight line (1c) connected with the two second transition parts (1 b).
9. The new 360 degree leak proof sanitary napkin of claim 5 wherein: the surface of the liquid-permeable surface layer (1) and the surface of the absorption core layer (2) are provided with a plurality of first bulges (101), the four peripheral edges of the first bulges (101) are rectangular, and the four peripheral corners of the first bulges (101) are in smooth transition.
10. The new 360 degree leak proof sanitary napkin of claim 9 wherein: the surface of the liquid-permeable surface layer (1) and the surface of the absorption core layer (2) are provided with a plurality of sunken parts (102), the middle parts of the sunken parts (102) are cone-shaped (103), the front and back ends of the sunken parts (1a) are provided with tip sunken parts (104), the first raised parts (101) form a first transverse row, the second transverse row is formed by the sunken parts (1a), and the first transverse row and the second transverse row are arranged in a staggered manner.
CN202121864908.9U 2021-08-10 2021-08-10 Novel 360-degree leakage-proof sanitary towel Active CN216021700U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117243759A (en) * 2023-11-15 2023-12-19 露乐健康科技股份有限公司 Liquid collecting absorption structure and sanitary article

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117243759A (en) * 2023-11-15 2023-12-19 露乐健康科技股份有限公司 Liquid collecting absorption structure and sanitary article
CN117243759B (en) * 2023-11-15 2024-03-22 露乐健康科技股份有限公司 Liquid collecting absorption structure and sanitary article

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