JP4130052B2 - Disposable auxiliary absorbent - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a disposable auxiliary absorbent device worn with a disposable diaper.
[0002]
[Prior art and problems to be solved by the invention]
A back side portion disposed on the back side when worn, an abdominal side portion disposed on the abdominal side, and a crotch portion located between both of them, and fastening tape on each of the left and right side edges of the back side portion Disposable diapers having are known.
In such a disposable diaper, there is no absorber in the side flap, or even if an absorber is present in the side flap, the upper surface thereof is covered with a water-repellent surface material. It did not have absorption performance.
In order to improve the absorption performance of disposable diapers, it is conceivable that the side flaps also have absorption performance.For this reason, if the width of the absorber is expanded to the side flaps, the conveyance stability decreases, etc. There is a possibility of causing a problem in workability, and if the surface material covering the absorbent body is made of a non-water-repellent material, there is a possibility that leakage prevention performance is lowered due to easy occurrence of bleeding leakage.
[0003]
Therefore, the object of the present invention is to use the disposable diaper together with the disposable diaper so that the absorption performance and leakage prevention performance of the disposable diaper can be easily improved and the fit around the waist can be easily improved. An object of the present invention is to provide an absorbent device, and a disposable diaper that is excellent in absorption performance and leakage prevention performance and also has excellent fit around the waist.
[0004]
[Means for Solving the Problems]
The present invention is a disposable auxiliary absorbent device which is fixed on a side flap of a disposable diaper or a ventral side part and is worn together with the disposable diaper, wherein the absorbent body and at least one surface of the absorbent body are attached. The above-mentioned object is achieved by providing a disposable auxiliary absorbent device comprising a coated liquid-permeable outer layer sheet and having a fixing means for fixing the disposable auxiliary absorbent device on a surface abutting on the side flap. It is a thing.
[0005]
Further, the present invention provides a disposable diaper having a back side part, an abdominal side part, and a crotch part positioned between them, and at least the crotch part has a main absorbent body, and the back side part or the The above-mentioned object is achieved by providing a disposable diaper in which an auxiliary absorbent body is detachably fixed to a side flap on the ventral side.
[0006]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, the present invention will be described based on preferred embodiments thereof.
The disposable auxiliary absorbent device 1 of the present embodiment is a disposable auxiliary absorbent device that is fixed on the side flaps 11 and 13 of the back side part A or the abdominal side part B of the disposable diaper and worn with the disposable diaper.
[0007]
As shown in FIGS. 1 to 3, the disposable auxiliary absorbent device 1 has a substantially trapezoidal shape in plan view and is formed in a flat shape. More specifically, the disposable auxiliary absorbent device 1 has a pair of side edges 1a and 1a whose peripheral edges are parallel to each other, and an upper edge 1b perpendicular to the side edges 1a and 1a. The lower edge portion 1c is formed at a predetermined angle with respect to the side edge portions 1a, 1a, and is vertically long in the direction connecting the upper edge portion 1b and the lower edge portion 1c.
[0008]
The disposable auxiliary absorbent device 1 of the present invention includes an absorbent body 2, and at least one surface of the absorbent body 2 is covered with an outer layer sheet 3 made of a liquid-permeable nonwoven fabric. The absorbent body 2 in this embodiment is covered on both sides with two outer layer sheets 3A and 3B made of a liquid-permeable nonwoven fabric, and is brought into contact with the side flaps 11 and 13 by one outer layer sheet 3B. A surface 31 is formed.
In the present invention, the outer layer sheet 3A covering the surface 2a directed toward the wearer's skin when worn in the absorbent body 2 may be liquid-impermeable, but as in the present embodiment, the outer layer sheet 3A is a liquid. If it is permeable, urine can be absorbed from the surface side of the auxiliary absorbent device 1, so that the absorption performance and leakage prevention performance can be improved regardless of whether or not the outer layer sheet 3B on the back side is liquid permeable. it can.
In the present invention, the outer layer sheet 3B covering the surface 2b directed to the side flaps 11 and 13 of the absorbent body 2 may be liquid-impermeable, but as in the present embodiment, the outer layer sheet 3B If it is liquid permeable, urine that has reached the side flaps can be absorbed from the back side of the auxiliary absorbent device 1 (the side that comes into contact with the side flaps), and even if the amount of urination is large, leakage is ensured. This is preferable.
[0009]
In the disposable auxiliary absorbent device 1 of the present embodiment, one outer layer sheet 3B that covers the surface 2b facing the side flaps 11 and 13 of the absorbent body 2 is absorbed at both side edges 1a and 1a of the auxiliary absorbent device 1. Folded to the other surface side of the body 2, the folded portions 32, 32 of the outer layer sheet 3 </ b> B are both side edges of the other outer layer sheet 3 </ b> A covering the surface 2 a facing the wearer's skin side in the absorbent body 2. It is laminated and bonded to the part. Moreover, both the outer layer sheets 3A and 3B in the upper edge portion 1b and the lower edge portion 1c of the auxiliary absorbent 1 are directly joined without using the absorber 2 by a known joining means.
[0010]
The disposable auxiliary absorbent device 1 has a fixing means 4 for fixing the auxiliary absorbent device 1 on the side flaps 11 and 13 on a surface 31 that is in contact with the side flaps 11 and 13.
[0011]
The fixing means 4 in the present embodiment is a mechanical engaging means that mechanically engages with the inner surfaces of the side flaps 11 and 13 of the disposable diaper 10, and more specifically, a plurality of engaging protrusions are provided on the surface. A male member of a mechanical hook-and-loop fastener that is detachably fastened to the inner surfaces of the side flaps 11 and 13 made of nonwoven fabric is fixed on the outer layer sheet 3.
By having a mechanical engagement means as the fixing means 4, even when urine or the like enters between the side flaps 11, 13 and the auxiliary absorbent device 1, the fixed state of the auxiliary absorbent device 1 is reliably maintained. Is done. Further, by having a fixing means that can be detachably fixed, the fixing position can be easily adjusted when fixing the disposable auxiliary absorbent device 1 and the auxiliary absorbent device 1 can be quickly fixed at an appropriate position. can do. As the male member of the mechanical hook-and-loop fastener, “Magic Tape (registered trademark)” manufactured by Kuraray Co., Ltd. can be used. In addition, in this auxiliary | assistant absorbent tool 1, the vertically long rectangular fixing means 4 which consists of a male member of a mechanical fastener is arrange | positioned at intervals.
[0012]
The fixing means 4 in the disposable auxiliary absorbent device 1 can be fixed directly on the surface of the side flaps 11 and 13 made of a nonwoven fabric of the disposable diaper 10, but on the side flap of the disposable diaper 10, a female mechanical fastener A fixing member such as a member may be provided and fixed to the fixing member.
[0013]
As shown in FIG. 3, the disposable auxiliary absorbent device 1 can be fixed on the side flaps 11 and 13 of the combined disposable diaper 10 so as not to protrude from the peripheral edge 12 of the disposable diaper 10.
[0014]
Moreover, it is preferable that the disposable auxiliary absorber 1 can be fixed on the side flap 11 of the back side A or the abdominal side B of the disposable diaper 10 to be combined so as not to protrude from the side flap 11. .
Here, the side flap 11 of the dorsal side A or the abdominal side B is a part that forms a part of the dorsal side A or the abdominal side B of the disposable diaper 10, and the absorbent body 17 in the crotch C. This is a portion located on the outer side in the width direction with respect to the left and right side edges 17a, 17a.
[0015]
The disposable auxiliary absorbent device 1 preferably has the following dimensions and the like from the viewpoint of effectively preventing leakage at the time of wearing the diaper and not giving a feeling of discomfort to the wearer and the diaper wearer.
[0016]
The maximum length (distance between both side edges 1a, 1a) L1 in the direction (width direction) that matches the width direction of the disposable diaper 10 of the auxiliary absorbent device 1 is 5 to 5 of the length L2 of the disposable diaper 10 in the width direction. It is preferably 35%, particularly 15-30%, and when the disposable diaper 10 is for adults, the length L1 is preferably 3-30 cm, particularly 10-25 cm.
The maximum length L3 in the direction (longitudinal direction) coinciding with the longitudinal direction of the disposable diaper 10 of the auxiliary absorbent device 1 has a ratio (L3 / L1) to the maximum length L1 of 1.0 to 4.0, particularly 1. It is preferable that it is 2-3.0, and when the disposable diaper 10 is for adults, it is preferable that the said length L3 is 10-37 cm, especially 15-30 cm.
[0017]
Moreover, it is preferable that thickness T (refer FIG. 2) of the auxiliary absorber 1 is 0.05-3 cm, especially 0.1-1.0 cm.
Moreover, the edge part (lower edge part 1c) distribute | arranged and adjoined to the leg part 14 distribute | arranged around the leg of the disposable diaper 10 in the auxiliary | assistant absorbent tool 1 is angle (theta) with respect to the both-side edge parts 1a and 1a of a longitudinal direction. Is preferably 30 to 90 degrees.
[0018]
As shown in FIG. 3, the disposable auxiliary absorbent device 1 according to the present embodiment is preferably attached to the side flaps 11, 13 of the disposable diaper 10 together with other disposable auxiliary absorbent devices 1 ′ that are horizontally reversed. And then worn together with the disposable diaper 10. The wearing method of the disposable diaper 10 to which the disposable auxiliary absorbent device 1 is fixed is the same as that of the conventional disposable diaper.
[0019]
In this way, the disposable diaper 10 in which the disposable auxiliary absorbent devices 1 and 1 'are detachably fixed on the side flaps 11 and 13 of the back side part A or the abdominal side part B is the disposable diaper of the present invention. One preferred embodiment.
That is, the disposable diaper of the present embodiment includes a back side portion A, a ventral side portion B, and a crotch portion C positioned between both, and at least the crotch portion C has a main absorbent body 17. Disposable auxiliary absorbers 1 and 1 ′ as auxiliary absorbers are detachably fixed to the side flaps 11 and 13 of the back side portion A or the ventral side portion B.
In the disposable diaper of the present invention, the “main absorbent body” means an absorbent body arranged for the purpose of absorbing most of the excrement in the diaper, for complementation of absorption performance and improvement of leakage prevention performance. Differentiated from the auxiliary absorber used. Moreover, the main absorber may be fixed to the main body portion of the diaper so as not to be removable, or may be fixed so as to be removable.
In the disposable diaper of this invention, the fixing means for fixing an auxiliary absorber to a side flap may be provided in the side flap of the diaper instead of the auxiliary absorber.
[0020]
The disposable diaper according to the present embodiment will be further described. The disposable diaper includes a liquid-permeable surface sheet 15, a liquid-impermeable leak-proof sheet 16, and a liquid-retaining property interposed between the sheets 15 and 16. A so-called unfolded adult disposable diaper comprising the absorbent body 17 and provided with fastening tapes 18 and 18 on both left and right edges of the dorsal side A arranged on the dorsal side of the wearer when worn, The top sheet 15 and the leak-proof sheet 16 at the back side A and the ventral side B extend outward in the width direction from the left and right side edges 17a, 17a in the longitudinal direction of the absorbent body 17 at the crotch C. The top sheet 15 and the leak-proof sheet 16 are bonded to each other, and side flaps 11 and 13 are formed on the left and right sides of the back side portion A and the ventral side portion B, respectively.
[0021]
According to the disposable auxiliary absorbent device 1 of the present embodiment, as described above, excellent absorption performance can be imparted to the side flap 11 of the disposable diaper 10 only by being fixed to the side flap 11 and worn together with the disposable diaper 10. The absorption performance and leakage prevention performance of the diaper 10 can be easily improved. Absorption and leakage prevention performance, especially when used in disposable diapers where there is no absorber on the side flaps or where the upper surface is covered with a water-repellent surface material The improvement effect is remarkable.
[0022]
Moreover, the disposable auxiliary | assistant absorber 1 has elasticity in the thickness direction, and is in the state interposed between the disposable diaper and the wearer's skin, or between the overlapping parts of the disposable diaper when in use. Therefore, the fit around the waist is improved, the body pressure of the diaper wearer is relieved, and the occurrence of pressure ulcers is prevented.
In addition, the disposable diaper of the present embodiment is excellent in absorption performance and leakage prevention performance because the disposable auxiliary absorbent device 1, 1 'is detachably fixed, and also has excellent fit around the waist. Yes.
[0023]
In addition, as a formation raw material of the absorber 2, various well-known materials used for absorbers, such as a disposable diaper, a sanitary napkin, and an auxiliary | assistant absorbent tool, can be used, and formation of the liquid-permeable outer layer sheet | seat 3 is possible. As a raw material, various materials conventionally used as a surface sheet etc. in a disposable diaper, a sanitary napkin, etc. can be used.
Moreover, as a forming material of each structural member of a disposable diaper, the various materials conventionally used for the disposable diaper can be especially used without a restriction | limiting.
[0024]
The disposable auxiliary absorbent tool and the disposable diaper of the present invention are not limited to the above-described embodiments, and can be appropriately changed without departing from the spirit of the present invention.
For example, as shown in FIG. 4A, the front and back surfaces of the absorbent body 2 may be covered with a single liquid-permeable outer layer sheet 3 folded at one side edge 21 of the absorbent body 2. When the front and back surfaces of the absorbent body 2 are covered with two outer layer sheets 3, the outer layer sheet 3A covering one surface and the outer layer sheet 3B covering the other surface are shown in FIG. As shown, it may be bonded outside the peripheral edge of the entire circumference of the absorbent body 2. The liquid-permeable outer layer sheet that covers one surface or both surfaces of the absorbent body 2 may be a laminated sheet in which a plurality of sheet materials are laminated.
[0025]
Further, the kind and form of the fixing means, the number of the fixing means, and the like can be appropriately changed. For example, the fixing means may be an adhesive tape whose surface is coated with an adhesive. Furthermore, the planar view shape of the disposable auxiliary absorber (auxiliary absorber) 1 can be an arbitrary shape such as a rectangular shape, an elliptical shape, or a triangular shape.
[0026]
Moreover, the usage form of the disposable auxiliary | assistant absorbent tool of this invention is not limited to the usage pattern mentioned above, The structure of the disposable diaper to combine, the wearer (infant / adult) who becomes object, and the fixed position (abdominal side part) of an auxiliary | assistant absorbent tool The side flap / the back side flap) can be changed as appropriate.
For example, as shown in FIG. 3, the disposable auxiliary absorbent device 1 is replaced with a back side portion of a diaper instead of being fixed to the left and right side flaps 11 and 11 in the abdominal side portion B disposed on the abdomen side of the wearer when worn. The left and right side flaps 13 and 13 in A may be fixed and used.
[0027]
【The invention's effect】
The disposable auxiliary absorbent tool of the present invention can easily improve the absorption performance and leakage prevention performance of the disposable diaper when used in combination with the disposable diaper, and can easily improve the fit around the waist. Is.
The disposable diaper of the present invention is excellent in absorption performance and leakage prevention performance, and excellent in fit around the waist.
[Brief description of the drawings]
BRIEF DESCRIPTION OF DRAWINGS FIG. 1 is a view showing an embodiment of a disposable auxiliary absorbent device according to the present invention, in which (a) is a partially cutaway view of a surface side directed toward the wearer's skin when worn; It is a figure which shows the surface side contact | abutted by the side flap of a diaper at the time of wear.
2 is a cross-sectional view taken along line XX of FIG.
FIG. 3 is a perspective view showing a state in which the disposable auxiliary absorbent device shown in FIG. 1 is fixed to the left and right side flaps on the ventral side portion of the disposable diaper together with the disposable auxiliary absorbent device according to another embodiment in which the left and right are reversed. is there.
FIG. 4 is a view (corresponding to FIG. 2) showing another embodiment of the disposable auxiliary absorbent device of the present invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Disposable auxiliary absorber 2 Absorber 3, 3A, 3B Outer layer sheet 4 Male member (fixing means) of mechanical surface fastener
10 Disposable diapers 11, 13 Side flaps

Claims (4)

A disposable auxiliary absorbent device that is fixed on the side flap of the disposable diaper or the abdomen and is worn with the disposable diaper,
An absorbent body and a liquid-permeable outer layer sheet covering at least one surface of the absorbent body,
The surface is brought into contact with the side flaps, which have a fixing means for a disposable auxiliary absorbent pad fixed,
A disposable auxiliary absorbent device in which both surfaces of the absorbent body are coated with a liquid-permeable outer layer sheet . The fixing means, the disposable auxiliary absorbent pad of claim 1 wherein the mechanical engagement means for mechanically engaging said side flaps. Wherein on the side flaps, said not to protrude from the periphery of the disposable diaper, disposable auxiliary absorbent pad according to claim 1 or 2, wherein are made lockable. In a disposable diaper comprising a dorsal part, a ventral part and a crotch part located between these,
At least the crotch has a main absorbent body, and an auxiliary absorbent body is detachably fixed to the side flaps of the back side or the abdomen ,
The disposable diaper whose said auxiliary absorber is the disposable auxiliary absorber in any one of Claims 1-3 .

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