JP4321951B2 - Auxiliary absorber - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an auxiliary absorbent device that is disposed on the inner surface of a disposable diaper and is worn with the disposable diaper.
[0002]
[Prior art and problems to be solved by the invention]
Conventionally, in nursing care sites, etc., a disposable diaper is placed on the inner surface of a disposable diaper and a diaper is attached. When the amount of urination is small, only the auxiliary absorbent device is replaced to save the disposable diaper. There is a case to aim.
However, even if urine leaks from the auxiliary absorbent device onto the disposable diaper, it may be dealt with only by replacing the auxiliary absorbent device. In such a case, the diaper wearer's skin may get wet. The parts come into contact and give discomfort.
Such inconvenience can be resolved by replacing the disposable diaper itself. However, since it is necessary to change the diaper frequently, the burden on the caregiver or the like accompanying the urination process, Cost burden increases.
[0003]
Therefore, the objective of this invention is providing the auxiliary | assistant absorbent tool which can reduce the replacement frequency of a disposable diaper, preventing a wearer's discomfort.
[0004]
[Means for Solving the Problems]
The present invention is an auxiliary absorbent device disposed on the inner surface of a disposable diaper and worn together with the disposable diaper, which is interposed between a liquid-permeable surface sheet, a liquid-impermeable leak-proof sheet, and both sheets. The liquid-retaining absorbent body is substantially vertically long, and extends outward from the edge of the leakproof sheet on at least one of the longitudinal front and rear end portions or on both side portions in the longitudinal direction. The above-described object is achieved by providing an auxiliary absorbent device having a liquid-permeable extending portion.
[0005]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, the present invention will be described based on preferred embodiments thereof.
As shown in FIG. 3, the auxiliary absorbent device 1 according to the first embodiment of the present invention is a disposable auxiliary absorbent device that is disposed on the inner surface P of the disposable diaper 10 and worn along with the disposable diaper 10.
As shown in FIGS. 1 and 2, the auxiliary absorbent 1 according to the first embodiment includes a liquid-permeable surface sheet 2, a liquid-impermeable leak-proof sheet 3, and liquid holding interposed between both sheets 2 and 3. The absorbent body 4 is provided and is formed substantially vertically long.
[0006]
The top sheet 2, the leak-proof sheet 3, and the absorber 4 are each formed in a vertically long rectangular shape. The top sheet 2 and the leak-proof sheet 3 are each larger in outer shape than the absorbent body 4 and are bonded to each other at a portion extending outward from the peripheral edge of the absorbent body 4 to sandwich and fix the absorbent body 4. Yes.
On both sides in the longitudinal direction of the auxiliary absorbent 1, elastic members 5 for gathering are arranged in a stretched state in the longitudinal direction. The elastic member 5 is sandwiched and fixed between the top sheet 2 and the leak-proof sheet 3 at the left and right outer sides than the left and right side edges 41, 41 of the absorber 4.
[0007]
Thus, the auxiliary absorbent device 1 is a liquid that extends outward from the front and rear end edges 30a and 30b or the left and right side end edges 31 and 31 of the leak-proof sheet 3 at the front and rear end portions and both side portions in the longitudinal direction. It has the permeable extension part 6 (6A, 6B, 6C, 6C).
The liquid-permeable extending portion 6 in the auxiliary absorbent device 1 of the first embodiment is formed by the topsheet 2. That is, the top sheet 2 extends so that the left and right side edges 21 and 21 in the longitudinal direction are located outward from the left and right side edges 31 and 31 of the leakage prevention sheet 3. Liquid permeable extending portions 6C and 6C are formed on both sides of the auxiliary absorbent 1 by the portions extending from the left and right side edges 31 and 31 of the sheet 3, and leakage prevention in the surface sheet 2 Liquid permeable extending portions 6A and 6B are formed at the front and rear end portions of the auxiliary absorbent 1 in the longitudinal direction by portions extending outward from the front and rear end edges 30a and 30b of the sheet 3.
[0008]
The extension widths W1 and W1 (see FIGS. 1 and 2) of the extension portions 6C and 6C formed on both sides in the longitudinal direction have a ratio of 2 to 20%, particularly 3 to 14%, with respect to the total width W of the auxiliary absorbent device 1. From the viewpoint of usability and cost, the extension widths W1 and W1 are preferably 5 to 50 mm, and particularly preferably 10 to 20 mm.
As for extension length L1, L1 of extension part 6A, 6B formed in the front-back end part of a longitudinal direction, the ratio with respect to the full length L of the auxiliary absorber 1 is 2-20%, especially 2-10%, respectively. It is preferable that the extension lengths L1 and L1 are 5 to 50 mm, particularly 10 to 20 mm, respectively.
[0009]
The liquid-permeable extending part 6 is placed on the part where the urine of the diaper is soaked, and when the wearer's skin is positioned on the upper surface thereof, the touch of the wet part of the diaper is not transmitted to the skin. The more the property is, the better.
From such a viewpoint, the liquid-permeable extending portion 6 is preferably made of a nonwoven fabric, and the basis weight of the nonwoven fabric is preferably 10 to 30 g / m ² , particularly preferably 15 to 25 g / m ² .
As the nonwoven fabric when the liquid-permeable extending part 6 is formed of a nonwoven fabric, nonwoven fabrics of various manufacturing methods can be used. ) / Melt blown nonwoven fabric (M) laminate (SMS, SM, SMMS, etc.) nonwoven fabric and the like are preferred.
[0010]
The auxiliary absorbent device 1 of the first embodiment is disposed on the inner surface P of the disposable diaper 10 and is worn together with the disposable diaper 10.
When the diaper wearer urinates, when the urine does not leak onto the disposable diaper 10, only the auxiliary absorbent device 1 that has absorbed urine is replaced with an unused auxiliary absorbent device 1. The coping method in this case is the same as the conventional auxiliary absorber.
[0011]
However, if urine leaks from the auxiliary absorbent device onto the disposable diaper due to the amount of urination exceeding the maximum absorption amount of the auxiliary absorbent device, etc. If only the absorbent is replaced, the portion A that has absorbed the leaked urine comes into contact with the skin of the diaper wearer.
On the other hand, in the auxiliary absorbent device 1 of the first embodiment, when urine leaks from the auxiliary absorbent device 1 onto the disposable diaper 10, the urine is liquid permeated as shown in FIG. The leaked urine is absorbed by the portion of the disposable diaper 10 located below the extension 6.
Therefore, when the auxiliary absorbent device 1 is replaced with an unused auxiliary absorbent device 1A having the same form as shown in FIG. 4B, the portion A that has absorbed urine of the diaper is newly disposed. It is covered with the extending portion 6 of 1A. For this reason, when the amount of urine leaking from the auxiliary absorbent device 1 onto the disposable diaper 10 is small, it can be dealt with by replacing the disposable diaper 10 itself with a new auxiliary absorbent device 1A without replacing the disposable diaper 10 itself. Yes, the diaper wearer does not feel discomfort due to wet parts of the diaper.
[0012]
Thus, according to the auxiliary | assistant absorbent tool 1 of 1st Embodiment, the replacement frequency of a disposable diaper can be reduced, preventing a wearer's discomfort by using and replacing | exchanging several sheets one by one. it can. In addition, it is preferable to arrange | position the auxiliary absorber 1 so that the center part may contact | abut to a wearer's urination part, and it is preferable not to change the arrangement position of the auxiliary absorber 1 before and behind replacement | exchange.
[0013]
Moreover, in the auxiliary absorber 1 of 1st Embodiment, since the liquid-permeable extension part 6 is formed with the surface sheet 2, the increase in the manufacturing cost in the case of forming with another member, and the complexity of a manufacturing line Can be suppressed.
[0014]
From the viewpoint of obtaining the desired effect, the dimensions and the like of each part in the auxiliary absorbent device 1 of the first embodiment are preferably within the following ranges.
-Width W of auxiliary absorbent: 150 to 300 mm.
-Length L of auxiliary absorber: 300-600 mm.
-Ratio of the width W with respect to the length L of an auxiliary absorber (W / L): 0.25-0.80.
[0015]
Next, other embodiment of the auxiliary | assistant absorber of this invention is described.
In the auxiliary absorbers 1 ′ and 1 ″ of the second and third embodiments, the liquid-permeable extending part 6 is formed not from the top sheet 2 but from the outer layer sheet 7 and the sheet material 8 for forming the three-dimensional guard. This is different from the first embodiment.
Hereinafter, differences from the first embodiment will be mainly described. The points that are not particularly described are the same as those of the auxiliary absorbent device 1 of the first embodiment, and the above description regarding the first embodiment is appropriately applied.
[0016]
In the auxiliary absorbent 1 ′ of the second embodiment, as shown in FIG. 5A, a liquid permeable outer layer sheet 7 is arranged on the surface side of the leakproof sheet 3 opposite to the absorbent body 4. The outer layer sheet 7 extends so that the left and right side edges 71 (only one is shown) in the longitudinal direction are positioned outward from the left and right side edges 31 (only one is shown) of the leak-proof sheet 3. A liquid-permeable extending portion 6C (only one is shown) is formed on both side portions of the auxiliary absorbent 1 by the portions extending from the left and right side edges 31 of the leakage preventing sheet 3 in the outer layer sheet 7. In addition, a liquid-permeable extending portion (not shown) is provided at the front and rear end portions in the longitudinal direction of the auxiliary absorbent 1 due to portions extending from the front and rear end edges of the leakage preventing sheet 3 in the outer layer sheet 7. Is formed.
[0017]
In the auxiliary absorbent 1 ″ of the third embodiment, as shown in FIG. 5 (b), a sheet material 8 for forming a three-dimensional guard is provided on each side of the auxiliary absorbent 1 ″ in the longitudinal direction (only one is shown). ) Are arranged to form a solid guard 80, and the sheet material 8 for forming the balance body guard is such that the outer side edge 81 of each of the outer side guards 3 is more outward than the left and right side edges 31 of the leak-proof sheet 3. It extends to be located.
And the liquid-permeable extension part 6 is formed in the both sides of the longitudinal direction of auxiliary | assistant absorbent tool 1 '' by the part extended rather than the side edge 31 of the leak-proof sheet 3 in both sheet | seat materials 8. FIG. .
[0018]
The auxiliary absorbent devices 1 ′, 1 ″ of the second and third embodiments can be used in the same manner as the auxiliary absorbent device 1 of the first embodiment. Since the liquid-permeable extending portions 6 that extend outward from the edge of the leak-proof sheet 3 are provided at the front and rear end portions and both side portions or both side portions in the longitudinal direction, the first embodiment The effect similar to the auxiliary | assistant absorber 1 of a form can be show | played.
[0019]
As the forming material of the outer layer sheet 7 in the auxiliary absorbent 1 ′ of the second embodiment and the sheet material 8 for forming the three-dimensional guard in the auxiliary absorbent 1 ″ of the third embodiment, the top sheet of the first embodiment, respectively. The same material as the forming material 2 can be used.
[0020]
In addition, as a forming material of the surface sheet 2, the leak-proof sheet 3, the absorber 4, and the elastic member 5 in the first to third embodiments, those conventionally used for this kind of auxiliary absorbent or sanitary napkin are used. It can be used without particular limitation. The liquid-permeable extending portion 6 can be formed of paper, woven fabric, knitted fabric, sponge, or the like in addition to the nonwoven fabric.
[0021]
The present invention is not limited to the first to third embodiments described above. For example, the elastic member 5 may be omitted, and the liquid-permeable extending portions 6 may be provided only on both sides in the longitudinal direction of the auxiliary absorbent 1, and on one or both of the longitudinal front and rear ends. May be provided only.
Moreover, the extension width W1 and extension length L1 of the liquid-permeable extension part 6 may differ in the right and left or front and back of an auxiliary | assistant absorber.
Moreover, the length and width | variety of the auxiliary | assistant absorber may be the same, In this case, let the direction arrange | positioned in the same direction as the longitudinal direction (direction which connects a back side and an abdominal side) of a disposable diaper be a longitudinal direction.
Furthermore, the shape, dimensions, forming material, and the like of each part can be changed as appropriate. In addition, the disposable diaper used together with an auxiliary | assistant absorber may be a thing of what kind of structure, as long as an auxiliary | assistant absorber can be arrange | positioned on an inner surface.
[0022]
【The invention's effect】
According to the auxiliary absorbent device of the present invention, the replacement frequency of the disposable diaper can be reduced while preventing discomfort of the wearer by sequentially exchanging and using a plurality of sheets.
[Brief description of the drawings]
FIG. 1 is a plan view showing a partially broken auxiliary absorbent tool according to a first embodiment of the present invention.
FIG. 2 is a cross-sectional view taken along the line XX in FIG.
FIG. 3 is a perspective view showing a state in which the auxiliary absorbent is disposed on the inner surface of the disposable diaper.
FIG. 4 is an explanatory diagram for explaining the function and effect of the auxiliary absorbent device according to the present invention.
FIG. 5 is a cross-sectional view (corresponding to FIG. 2) showing second and third embodiments of the auxiliary absorbent device of the present invention.
[Explanation of symbols]
1, 1 ', 1 "Auxiliary absorbent tool 2 Top sheet 3 Back sheet 4 Absorber 5 Elastic member 6, 6A-6C Liquid permeable extension part 7 Outer layer sheet 8 Sheet material for three-dimensional guard formation 10 Disposable diaper 12 Diaper Top sheet 13 Dia back sheet 14 Diaper absorber

Claims (3)

An auxiliary absorbent device disposed on the inner surface of the disposable diaper and worn with the disposable diaper,
It comprises a liquid-permeable surface sheet, a liquid-impermeable leak-proof sheet, and a liquid-retaining absorbent interposed between both sheets, and is substantially vertically long.
On both sides of at least one or longitudinal front and rear end portions in the longitudinal direction and have a liquid permeability of the extending portion extending outward from the edge of the barrier sheet,
A liquid-permeable outer layer sheet is disposed on the side of the leak-proof sheet opposite to the absorber, and the outer layer sheet extends outward from the edge of the leak-proof sheet. the liquid permeability of the auxiliary absorbent pad extending portion that is formed by the outer layer sheets extending. An auxiliary absorbent device disposed on the inner surface of the disposable diaper and worn with the disposable diaper,
It comprises a liquid-permeable surface sheet, a liquid-impermeable leak-proof sheet, and a liquid-retaining absorbent interposed between both sheets, and is substantially vertically long.
On both sides in the longitudinal direction, it has a liquid-permeable extending portion that extends outward from the edge of the leak-proof sheet,
Three-dimensional guard forming sheet material is arranged on both sides in the longitudinal direction to form a three-dimensional guard, and the both-side guard forming sheet material has an outer side edge that is the leak-proof sheet. It extends so as to be located outward from the left and right side edges, and the liquid-permeable extending portion is formed by the extended sheet material for forming the balance guard,
Outside the peripheral edge of the absorber, there is a portion where the topsheet and the leak-proof sheet are overlapped, and the three-dimensional guard forming sheet material is on the topsheet at the overlapped portion. A portion of the sheet material for forming the three-dimensional guard that is positioned inward in the width direction from the portion fixed on the top sheet is separated from the top sheet to form the three-dimensional guard. And
In the sheet material for forming the three-dimensional guard, the portion located outward in the width direction from the portion fixed to the top sheet forms the liquid-permeable extending portion, but does not form the three-dimensional guard. Auxiliary absorber . The liquid permeability of the extending portion, the auxiliary absorbent pad according to claim 1 or 2, wherein consists basis weight of 10 to 30 g / m ² nonwoven fabric.

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