JPH08280725A - Disposable diapers - Google Patents

Abstract

PURPOSE: To make it possible to easily and surely arrange a throw-away diaper in an adequate position even when this diaper is used for adults by providing this diaper with a reference line in approximately the central part in the transverse direction of the rear side part of the diaper. CONSTITUTION: This throw-away diaper 1 is provided with the reference line 10 along the longitudinal direction of the diaper 1 in approximately the central part in the transverse direction of the rear side part A on the top sheet 2 side. Only the rear side part A is provided with this reference line 10 by marking a line at the top sheet 10. A user is let to lie on his or her side and thereafter, the throw-away diaper 1 is laid with its top sheet 2 side faced up on the user's hip side at the time of using the throw-away diaper 1. The reference line 10 is then so positioned as to be pressed to the backbone of the user and the user is let to move supine so that the upper abdominal side C is positioned on the user's abdominal side. The diaper 1 is fixed by sticking a fastening tape 20 to a landing tape 21.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a disposable diaper capable of easily and surely placing a diaper at an appropriate position where the absorbent performance of the diaper is sufficiently exhibited even when used for adults.

[0002]

2. Description of the Related Art Conventionally, various disposable diapers that can be used for adults have been proposed and put into practical use, but conventionally used disposable diapers are It was difficult to mount it at an appropriate position where the absorption performance was sufficiently exhibited. That is, when using an adult diaper, first, after lying the wearer sideways, place the diaper on the hip side, and roll the wearer toward the diaper (back to back). The wearing operation is generally performed by positioning the diaper under the wearer's hips. However, when the wearer rolls and wears in this way, it is difficult to position the diaper at an appropriate position because the diaper is roughly placed and the wearer rolls there. Therefore, it is necessary to roll the wearer once and then re-align the diaper, which requires a great deal of labor for the wearer.

Therefore, the object of the present invention is to easily and surely place the diaper at an appropriate position where the absorbing performance of the diaper is sufficiently exerted even when it is used for an adult, and the wearer can wear it. It is to provide a disposable diaper with reduced labor.

[0004]

Means for Solving the Problems As a result of intensive studies to solve the above problems, the present inventors have found that a disposable diaper having a reference line on the top sheet side of the diaper achieves the above object. I found that I would get it.

The present invention has been made based on the above findings, and has a liquid-permeable top sheet, a liquid-impermeable back sheet, and an absorber disposed between these sheets, In a deployable disposable diaper in which a dorsal part located on the back side of the user when worn, an abdominal part located on the abdomen and a crotch part located on the crotch are formed, the dorsal side on the top sheet side The present invention provides a disposable diaper (hereinafter, referred to as the first invention when referred to as the first invention), characterized in that a guide line is provided along the longitudinal direction of the diaper at a substantially central portion in the width direction of the portion. is there.

Further, the present invention has been made based on the above findings, and has a liquid-permeable top sheet, a liquid-impermeable back sheet, and an absorber arranged between these sheets. In the deployable disposable diaper, a back side portion located on the back side of the user when worn, a ventral side portion located on the abdomen side, and a crotch portion located on the crotch are formed. In the center of the longitudinal direction of
The present invention provides a disposable diaper (hereinafter, referred to as the second invention when referred to as the second invention), wherein a reference line is provided along the width direction of the diaper. In the following description, the "present invention" is a general term for the first invention and the second invention.

[0007]

In the disposable diaper according to the present invention, since the reference line is provided at the back side of the diaper substantially at the center in the width direction, the diaper can be easily aligned and the diaper can be surely placed at an appropriate position. be able to.

[0008]

EXAMPLES Hereinafter, the disposable diaper of the present invention will be described in more detail with reference to examples. First, a first embodiment of the disposable diaper of the first invention will be described with reference to FIGS. Here, FIG. 1 is a partially cutaway plan view showing the top sheet side of the disposable diaper of the first embodiment of the first invention, and FIGS. 2 and 3 show one use of the disposable diaper shown in FIG. FIG. 4 is a schematic perspective view showing an aspect, and FIG. 4 is a schematic perspective view showing another usage aspect of the disposable diaper shown in FIG. 1.

The disposable diaper 1 of the first embodiment shown in FIG. 1 comprises a liquid-permeable top sheet 2, a liquid-impermeable back sheet 3, and an absorber 4 arranged between these sheets.
And a back side portion A located on the back side of the user when worn, a ventral side portion C located on the abdomen side, and a crotch portion B located on the crotch region are formed. . Such a structure is the same as a conventionally known disposable diaper.

More specifically, leg elastic members 5 are provided on the left and right sides of the crotch part B of the diaper to improve the fit of the user to the leg, and at both longitudinal ends of the diaper. Waist elastic members 6 are provided to improve the fit of the user to the waist. Further, two fastening tapes 20 for fastening diapers are provided at both left and right edges of the back side portion A, respectively.

As the elastic members 5 and 6, any elastic member usually used in a disposable diaper can be used without particular limitation, and the shape thereof is not particularly limited, but the elastic member 5 has a shape of a cord. The elastic member 6 is preferably in the shape of a strip, and is preferably in the shape of a strip.
As the fastening tape 20, the fastening tape normally used for disposable diapers can be used without particular limitation.

The top sheet 2, the back sheet 3, and the absorbent body 4 are each formed in an hourglass shape with the center constricted, and the following materials are used for forming these. it can.

The material for the top sheet 2 is preferably a liquid-permeable sheet that allows excrement to permeate into the absorbent body 4 and has a feel close to that of underwear. Examples of such a liquid-permeable sheet include woven fabrics. Preferable examples include cloth, non-woven fabric, and porous film. Further, the top sheet 2 is coated with a hydrophobic compound such as a silicone oil or paraffin wax on the peripheral portion thereof, or a hydrophilic compound such as an alkyl phosphate ester is coated on the entire surface in advance, and then the peripheral portion thereof is coated. Water-repellent treatment is performed by a method of washing the water with warm water to prevent leakage due to bleeding of urine or the like in the peripheral portion.

As the material of the back sheet 3, a liquid-impermeable and vapor-permeable sheet which is obtained by adding a filler to a thermoplastic resin and stretched, and which has vapor-permeable properties is used. The backsheet may be embossed, a composite material of a film and a non-woven fabric, or a composite material of a film and a woven fabric.

As the material of the absorbent body 4, it is preferable to use defibrated pulp as a main material together with a high-molecular water-absorbing polymer, and to heat-treat other thermoplastic resin, cellulose fiber, or a mixture of high-molecular water-absorbing polymer. Is preferred. The high-molecular water-absorbing polymer may be present in any of the upper layer, the middle layer, and the lower layer, or may be a mixture with pulp. The high-molecular water-absorbing polymer is preferably in the form of particles having a property of absorbing and retaining a liquid of 20 times or more its own weight and having a gelling property. Examples of such a high-molecular water-absorbing polymer include starch-acrylic acid. A saponified product of a (salt) graft copolymer, a crosslinked product of sodium carboxymethyl cellulose, an acrylic acid (salt) polymer and the like are preferable.

Thus, the disposable diaper 1 of this embodiment is
A reference line 10 is provided along the longitudinal direction of the diaper at a substantially central portion in the width direction of the back side portion A on the top sheet 2 side. More specifically, the reference line 10 is provided only on the back side portion A by drawing a line on the top sheet 10.

In order to use the disposable diaper 1, as shown in FIG. 2, after the user lies down, the top sheet 2 side of the disposable diaper 1 is placed on the hip side of the user. 3 and laying the user, the user rolls his / her back on his / her back and the upper ventral side C is positioned on the ventral side of the user.
By attaching the fastening tape 20 to the landing tape 21 and fixing the diaper, the diaper can be attached and used. As shown in FIG. 4, the disposable diaper 1 is positioned by bringing the guide line 10 into contact with the spine of the user, and then rolled by the user, as shown in FIG. The diaper can be attached in such a state. Furthermore, although it is often worn in a standing position for demented elderly people and the like, the disposable diaper 1 can be easily worn even while standing.

As described above, the disposable diaper 1 includes
Since the reference line 10 is provided, the reference line 10
By checking the position of and the position of the user's spine,
The diaper can be easily placed at an appropriate position where the absorption performance of the diaper can be maximized.

Next, the second and third embodiments of the first invention will be described with reference to FIGS. Here, FIG.
6 is a partially cutaway plan view showing a second embodiment of the first invention, FIG. 6 is a plan view showing a third embodiment of the first invention, and FIG. 7 is a disposable shown in FIG. It is a schematic perspective view which shows one usage mode of a diaper. Incidentally, the points which are not described in detail are the same as those in the first embodiment described above.

The disposable diaper 1 of the second embodiment shown in FIG. 5 is arranged between the top sheet and the back sheet so as to cover the edge of the absorbent body 4 on the back side A side. A waist barrier 7 is provided, and the reference line is provided on the waist barrier film arranged between the top sheet and the back sheet. To further explain, the waist barrier 7 includes the absorber 4
Is provided so as to cover both sides of the top sheet 2 side and the back sheet 3 side of the edge, and the reference line 10 is provided on the top sheet 2 side of the waist barrier.
Is provided. In this way, the waist barrier 7
By providing the reference line 10 above, the following effects can be obtained. That is, the reference line can be provided only on the back side, the phase shift does not occur, and the cost can be reduced.

In the disposable diaper 1 of the third embodiment shown in FIG. 6, in addition to the first reference line 10 provided at the center of the diaper in the width direction, the longitudinal direction of the diaper in the crotch portion B is substantially the same. A second guide line 11 is provided in the central portion along the width direction of the diaper. More specifically, the first
The reference line 10 is provided from the edge of the back side portion A to the substantial center of the abdominal side portion (substantially the center of the abdominal side portion with respect to the longitudinal direction of the diaper). Reference line 1
1 is provided with a length slightly smaller than the width of the diaper, and is more than the second reference line 11 than the second reference line 11 and the back side A and the ventral side C. Two short third guide lines 12 are provided for each.

Since the disposable diaper 1 of the present embodiment is constructed in this way, not only the positioning in the width direction of the diaper is easy, but also the positioning in the length direction of the diaper is easy. That is, when aligning the diaper, the alignment in the width direction of the diaper is performed by the first reference line 10 described above, and the alignment in the longitudinal direction of the diaper is performed by the second reference line 11 described above.
By using the third guide line 12 and the third guide line 12, the diaper can be easily adjusted to the proper position as shown in FIG. Also, when the auxiliary pad is put into a pants-type diaper and used, the second guide line provided in the width direction serves as a guide, and the auxiliary pad can be easily attached.

Next, the disposable diaper of the second invention will be described with reference to FIG. Here, FIG. 8 is a plan view showing the disposable diaper of the second invention. The points not specifically described are the same as the above-mentioned first embodiment of the first invention. The disposable diaper of the second invention shown in FIG. 8 includes a liquid-permeable top sheet 2 and a liquid-impermeable back sheet 3.
And an absorber 4 arranged between these sheets,
This is a deployable disposable diaper in which a dorsal part A located on the back side of the user when worn, an abdominal part C located on the abdomen, and a crotch part B located on the crotch are formed. Then, in the substantially central portion in the longitudinal direction of the diaper on the side of the top sheet 2,
A reference line 10 is provided along the width direction of the diaper by drawing a line on the top sheet 10. The reference line 10 is provided in the entire width direction of the diaper. The disposable diaper of the second aspect of the invention also has the same effect as the disposable diaper of the first aspect of the invention because the reference line 10 is provided.

In the present invention, the reference line 10 is not limited to the first embodiment shown in FIG. 1, and for example, the length of the reference line is from the back side portion. It may be provided so as to extend to the crotch portion B and further to the ventral side portion C. Further, if the reference line 10 is provided at a substantially central portion in the width direction, it may be further provided around it. Further, the shape of the reference line 10 is not limited to a mere straight line shape, and may be a wavy line, a broken line shape, a chain line shape, or one in which a predetermined figure is continuously drawn. Further, the present invention is not limited to the above-described embodiments, and various modifications can be made without departing from the spirit of the present invention.

[0025]

INDUSTRIAL APPLICABILITY The disposable diaper of the present invention, particularly when used for adults, allows the diaper to be arranged easily and surely at an appropriate position where the absorption performance of the diaper is sufficiently exhibited.
The effort of the wearer is reduced.

[Brief description of drawings]

FIG. 1 is a partially cutaway plan view showing a top sheet side of a disposable diaper according to a first embodiment of the first invention.

FIG. 2 is a schematic perspective view showing one usage mode of the disposable diaper shown in FIG.

FIG. 3 is a schematic perspective view showing one usage mode of the disposable diaper shown in FIG. 1.

FIG. 4 is a schematic perspective view showing another usage mode of the disposable diaper shown in FIG. 1.

FIG. 5 is a partially cutaway plan view showing a second embodiment of the first invention.

FIG. 6 is a plan view showing a third embodiment of the first invention.

FIG. 7 is a schematic perspective view showing one usage mode of the disposable diaper shown in FIG. 6.

FIG. 8 is a plan view showing a disposable diaper of the second invention.

[Explanation of symbols]

 1 Disposable diapers 2 Topsheet 3 Backsheet 4 Absorber 5 Leg elastic member 6 Waist elastic member 7 Waist barrier 10 Reference line

Claims (4)

[Claims] 1. A back side portion having a liquid-permeable top sheet, a liquid-impermeable back sheet, and an absorber arranged between these sheets, and which is located on the back side of the user when worn. And a ventral side portion located on the ventral side and a crotch portion located on the crotch are formed, in a deployable disposable diaper, in the widthwise substantially central portion of the back side portion on the top sheet side, the longitudinal direction of the diaper A disposable diaper characterized by having a guide line along the line. 2. The disposable diaper according to claim 1, wherein the reference line is provided on a waist barrier film arranged between the top sheet and the back sheet. 3. The disposable diaper according to claim 1, further comprising a guide line along the width direction of the diaper at a substantially central portion in the longitudinal direction of the diaper in the crotch part. 4. A back side portion having a liquid-permeable top sheet, a liquid-impermeable back sheet, and an absorbent body disposed between these sheets, and located on the back side of the user when worn. And a ventral side portion located on the abdominal side and a crotch portion located on the crotch region are formed, in a deployable disposable diaper, substantially in the center in the longitudinal direction of the diaper on the top sheet side, along the width direction of the diaper. A disposable diaper characterized by having a guide line.