CN209899791U - Prevent edge leakage panty-shape diapers - Google Patents

Abstract

The utility model discloses a lateral leakage prevention paper diaper, which comprises a ventilation area and an absorption area, wherein the absorption area is arranged in the middle of the ventilation area, the ventilation area is provided with elastic leg bands and elastic waistlines, the elastic leg bands are respectively arranged on the left side and the right side of the absorption area, a buffer groove is arranged between the elastic leg bands and the absorption area, the elastic waistlines are arranged on the rear side of the absorption area, the two sides of the elastic waistlines are respectively provided with a rear adhesive tape, the front side of the absorption area is provided with a front adhesive tape, the ventilation area comprises a surface layer non-woven fabric and a bottom layer non-woven fabric which are sequentially overlapped from top to bottom, and the absorption area comprises a surface layer non-woven fabric, a first absorption layer, a non-woven fabric mixing layer, a second absorption layer, a bottom layer non; the utility model adds the non-woven fabric mixing layer, improves the permeability of the absorption area, accelerates the absorption of the discharged liquid to keep the dryness and the smoothness, and effectively prevents the side leakage; the buffer tank can temporarily store and discharge liquid which is too fast and cannot be absorbed, and the phenomenon of side leakage is further avoided.

Description

Prevent edge leakage panty-shape diapers

Technical Field

The utility model relates to a disposable hygienic articles field, concretely relates to prevent edge leakage panty-shape diapers.

Background

The disposable absorption articles comprise paper diapers, sanitary towels, sanitary mattresses, sanitary pads and the like. Wherein the absorbent region is the most critical and important part of the disposable absorbent article. At present, the disposable sanitary product using the composite absorption core body material in the absorption area is characterized in that the composite absorption core body is formed by purchasing non-woven fabrics or paper and then using glue for bonding or hot pressing on an independent composite core body device to compound high polymer super absorption resin.

The quality of the properties of the disposable absorbent article, such as water absorbency, retention, etc., is largely determined by the absorbent core. In the prior art, the absorbent core generally comprises a surface layer, a back layer and an intermediate layer disposed between the surface layer and the back layer, and the absorbent material is fixed to the surface of the intermediate layer by means of bonding or the like. When the absorbent core is contacted with liquid such as water, the liquid reaches the intermediate layer through the surface layer, and is absorbed and held by the absorbent material fixed on the intermediate layer, thereby playing a role of absorbing the liquid. The existing absorption core body is composed of surface layer non-woven fabric, high polymer absorption resin, inner layer non-woven fabric, high polymer absorption resin and bottom layer non-woven fabric, the non-woven fabric and the high polymer absorption resin are bonded through glue, and the absorption core body formed by the existing absorption core body is slow in infiltration speed, not easy to distribute uniformly, poor in flow guide, and capable of causing side leakage of liquid which is not absorbed yet to seriously affect the using effect of a product.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a side leakage prevention diaper having a good flow guiding property.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a prevent lateral leakage panty-shape diapers, includes ventilative district and absorption zone, the middle part in ventilative district is established to the absorption zone, be equipped with elasticity leg circumference and elastic waistline in ventilative district, the left and right sides in the absorption zone is established respectively to the elasticity leg circumference, be equipped with the dashpot between elasticity leg circumference and the absorption zone, elastic waistline establishes the rear side in the absorption zone, and this elastic waistline's both sides are equipped with the back respectively and glue the subsides, the front side in absorption zone is equipped with preceding glue and pastes, ventilative district is including top layer non-woven fabrics and the bottom non-woven fabrics that from top to bottom overlaps in proper order, the absorption zone is including top layer non-woven fabrics, first absorption layer, mixed layer, second absorption layer, bottom non-woven fabrics and the basement membrane that from top.

Further, the non-woven fabrics mixes the layer and is mixed the constitution by non-woven fabrics and polymer absorption resin, and the non-woven fabrics mixes the layer and can improve the utility model discloses a permeability for absorb discharge liquid in order to keep dry and comfortable nature and effectively prevent the edge leakage.

Further, the first and second absorption layers are made of a polymeric absorbent resin.

Furthermore, the depth of the downward concave of the buffer groove is 1-3mm, the width of the buffer groove is 2-4mm, the buffer groove can temporarily store and discharge liquid which is too fast and cannot be absorbed, and the phenomenon of side leakage can be avoided.

Furthermore, the absorption region is symmetrically provided with guide grooves, the guide grooves are arc-shaped, openings of the guide grooves are outward, the groove width from the middle part to the two sides of each guide groove is gradually reduced, liquid on the two sides of the absorption region can be guided to flow to the middle part, and the liquid can be quickly absorbed to prevent side leakage.

Furthermore, the depth of the downward depression of the flow guide groove is 1-3 mm.

Further, the front end of absorption zone is equipped with preceding concavo-convex area, and the rear end of this absorption zone is equipped with back concavo-convex area, elastic waistline is connected to back concavo-convex area, can improve the utility model discloses a gas permeability.

Furthermore, the absorption area stretches across the abdomen, crotch and buttocks of a user, so that the complete coverage of the absorption area is ensured, and the using effect is ensured.

Furthermore, the surface layer non-woven fabric, the first absorption layer, the non-woven fabric mixing layer, the second absorption layer and the bottom layer non-woven fabric are bonded by hot melt adhesive respectively.

Has the advantages that: the utility model adds the non-woven fabric mixing layer, improves the permeability of the absorption area, accelerates the absorption of the discharged liquid to keep the dryness and the smoothness, and effectively prevents the side leakage; the buffer tank can temporarily store and discharge liquid which is too fast and cannot be absorbed, and the phenomenon of side leakage can be further avoided.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a cross-sectional view of an absorption zone in accordance with an embodiment of the present invention;

the elastic leg band comprises an absorption area 1, a surface layer non-woven fabric 11, a first absorption layer 12, a non-woven fabric mixing layer 13, a second absorption layer 14, a bottom layer non-woven fabric 15, a bottom film 16, an elastic leg band 2, a buffer groove 3, an elastic waistline 4, a front sticker 5, a rear sticker 6, a diversion trench 7, a front concave-convex area 8 and a rear concave-convex area 9.

Detailed Description

To more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described with reference to the following specific embodiments and the accompanying drawings.

Referring to fig. 1-2, a side leakage prevention diaper comprises a breathable zone and an absorption zone 1, wherein the absorption zone 1 is arranged in the middle of the breathable zone, the absorption region 1 stretches across the abdomen, crotch and buttocks of a user, a buffer groove 3 is arranged between the elastic leg circumference 2 and the absorption region 1, the elastic waistline 4 is arranged at the rear side of the absorption region 1, the two sides of the elastic waistline 4 are respectively provided with a back adhesive tape 6, the front side of the absorption area 1 is provided with a front adhesive tape 5, the air permeable area comprises a surface layer non-woven fabric 11 and a bottom layer non-woven fabric 15 which are sequentially overlapped from top to bottom, the absorption area 1 comprises a surface layer non-woven fabric 11, a first absorption layer 12, a non-woven fabric mixing layer 13, a second absorption layer 14, a bottom layer non-woven fabric 15 and a bottom membrane 16 which are sequentially stacked from top to bottom, the bottom film 16 is a PE film, the bottom film 16 is the outermost structure of the absorption zone 1, and has water impermeability, so that moisture in the absorption zone 1 can be prevented from seeping; the PE film is only arranged in the absorption area 1, and the ventilation area around the absorption area 1 is only composed of the surface non-woven fabric 11 and the bottom non-woven fabric 15 which are prepared by combining high-quantitative, fluffy or coarse and young fibers, so that the ventilation property can be greatly improved, and meanwhile, the materials can be saved.

The non-woven fabric mixing layer 13 is formed by mixing non-woven fabrics prepared by combining high-basis weight, fluffy or coarse and young fibers with high-molecular absorption resin, the non-woven fabric mixing layer 13 can improve the permeability of the utility model, accelerate the absorption of discharged liquid to keep the dryness and the smoothness and effectively prevent the side leakage, and the first absorption layer 12 and the second absorption layer 14 are formed by high-molecular absorption resin; in this embodiment, the left and right sides of absorbing region 1 is equipped with guiding gutter 7 symmetrically, the degree of depth that guiding gutter 7 caves in downwards is 2mm, guiding gutter 7 is the arc type, and its opening is outside, and the groove width of the middle part to both sides of this guiding gutter 7 diminishes gradually, can guide absorbing region 1 to be close to both sides liquid flow direction middle part, prevents the edge leakage.

In order to improve the breathability of this embodiment, the front end of the absorbent region 1 is provided with a front concave-convex region 8, the rear end of the absorbent region 1 is provided with a rear concave-convex region 9, and is connected to the elastic waistline 4, in this embodiment, the elastic waistline 4 is embedded with a large-rugose elastic band, and is communicated with the rear concave-convex region 9, so as to enhance the breathability; the front concavo-convex area 8 is positioned on the abdomen of the user, the rear concavo-convex area 9 is positioned on the upper end of the hip of the user, and the air permeability of the embodiment can be increased by the concavo-convex design.

In this embodiment, the non-woven fabric mixed layer 13 is formed by bonding and pulling apart fibers of the non-woven fabric through a hot air blowing process, the added polymer absorption resin can be mixed into fiber spaces of the non-woven fabric, the non-woven fabric fibers shrink and seal after being cooled in a natural environment, and finally, the non-woven fabric mixed layer is fixed and formed through hot pressing.

In this embodiment, the surface layer nonwoven fabric 11, the first absorption layer 12, the nonwoven fabric mixing layer 13, the second absorption layer 14, and the bottom layer nonwoven fabric 15 are bonded by hot melt adhesives, so that the bonding method is simple, and the firmness is reliable.

The comparative test results show that the average penetration/absorption speed of the structure of the absorption region 1, which is the surface layer nonwoven fabric-polymer absorbent resin-inner layer nonwoven fabric-polymer absorbent resin-bottom layer nonwoven fabric, is 170 seconds, and the average penetration/absorption speed of the absorption region 1, which is obtained by replacing the inner layer nonwoven fabric with the nonwoven fabric mixed layer 13 in this embodiment, is 36 seconds.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (9)

1. The utility model provides a prevent lateral leakage panty-shape diapers, its characterized in that, includes ventilative district and absorption zone, the middle part at ventilative district is established to the absorption zone, be equipped with elasticity leg circumference and elastic waistline on the ventilative district, the left and right sides at the absorption zone is established respectively to the elasticity leg circumference, be equipped with the dashpot between elasticity leg circumference and the absorption zone, elastic waistline establishes the rear side at the absorption zone, and this elastic waistline's both sides are equipped with the back respectively and glue the subsides, the front side of absorption zone is equipped with preceding gluey subsides, ventilative district is including the top layer non-woven fabrics and the bottom non-woven fabrics that from top to bottom superpose in proper order, the absorption zone is including top layer non-woven fabrics, first absorption layer, non-woven fabrics mixing layer, second absorption layer, bottom non-.

2. The lateral leakage preventing paper diaper according to claim 1, wherein the nonwoven fabric mixed layer is formed by mixing nonwoven fabric and polymer absorption resin.

3. The lateral leakage prevention diaper of claim 1, wherein the first and second absorbent layers are comprised of polymeric absorbent resin.

4. The lateral leakage preventing paper diaper according to claim 1, wherein the depth of the downward recess of the buffer groove is 1-3mm, and the width of the buffer groove is 2-4 mm.

5. The lateral leakage preventing paper diaper according to claim 1, wherein the absorption region is symmetrically provided with guide grooves, the guide grooves are arc-shaped and have outward openings, and the groove width from the middle to both sides of the guide grooves gradually decreases.

6. The lateral leakage prevention diaper according to claim 5, wherein the depth of the downward depression of the flow guide groove is 1-3 mm.

7. The lateral leakage prevention diaper of claim 1, wherein the front end of the absorbent region is provided with a front concave-convex region, the rear end of the absorbent region is provided with a rear concave-convex region, and the rear concave-convex region is connected with the elastic waist.

8. The side leakage prevention diaper of claim 1, wherein said absorbent region spans the abdomen, crotch and buttocks of the user.

9. The lateral leakage prevention paper diaper according to claim 1, wherein the surface layer nonwoven fabric, the first absorption layer, the nonwoven fabric mixing layer, the second absorption layer and the bottom layer nonwoven fabric are bonded by hot melt adhesive.

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