JP2022077945A - Disposable diaper - Google Patents

Abstract

To provide a disposable diaper which is easy for a user to pinch a part on an end side of a fastening tape by fingers when using the disposable diaper.SOLUTION: A disposable diaper 1 is provided with fastening tapes 21 on both sides in a width direction x of a diaper body 2. The fastening tapes 21 are folded inward in the width direction x at first fold lines F1, and are provided with drawing tabs 31 inside in the width direction x of the first fold lines F1 of the fastening tape 21. The drawing tabs 31 have fixed-ends on one side in the width direction x, have free ends on the other side, and are fallen outward in the width direction x. Parts on the end side of the first fold lines F1 of the fastening tapes 21 are fastened to the drawing tabs 31.SELECTED DRAWING: Figure 1

Description

The present invention relates to a tape-type disposable diaper.

Conventionally, so-called tape-type disposable diapers provided with fastening tapes are widely known, and disposable diapers provided with fastening tapes having various configurations are known (for example, Patent Documents 1 to 3).

Japanese Unexamined Patent Publication No. 2015-192714 Japanese Unexamined Patent Publication No. 2011-10721 Japanese Unexamined Patent Publication No. 2008-161481

Conventionally, disposable diapers equipped with various configurations of adhesive tapes have been known. However, for example, a user with a handicapped fingertip such as an elderly person, when using a disposable diaper, is on the tip side of the adhesive tape. It may be difficult to pick the part by hand. The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a disposable diaper in which the tip end side portion of the fastening tape can be easily picked up by hand when using the disposable diaper. be.

The disposable diaper of the present invention that has been able to solve the above problems is a disposable diaper that has a width direction and a front-back direction and is provided with fastening tapes on both sides of the diaper body in the width direction. Is folded inward in the width direction at the first fold, and a drawer tab is provided inward in the width direction from the first fold of the fastening tape, and the drawer tab has a fixed end on one side in the width direction. It has a free end on the other side and is provided by lying down outward in the width direction, and is characterized by the fact that the part on the tip side of the first fold of the fastening tape is fastened to the drawer tab. Have.

The disposable diaper of the present invention is a fastening tape by picking up the free end side portion of the drawer tab provided by lying down in the width direction and lifting the drawer tab or pulling it inward in the width direction. The portion on the tip side of the first fold is lifted together with the drawer tab, and the portion on the tip side of the first fold of the fastening tape can be easily picked up by hand. Then, if the portion on the tip side of the first fold of the fastening tape can be grasped by hand, the portion on the tip side of the first fold of the fastening tape is pulled out from the pull-out tab, and the fastening tape is attached to the diaper body. The disposable diaper can be worn around the wearer's waist by fastening to the fastening-corresponding portion provided on the front side portion. Therefore, the disposable diaper of the present invention has excellent handleability of the fastening tape.

The drawer tab is folded inward in the width direction at the second crease between the fixed end and the free end, and the portion on the tip side of the first fold of the fastening tape is larger than the second crease of the drawer tab. It is preferable that it is fastened to the tip side portion. If the drawer tab is folded inward in the width direction at the second fold, and the portion of the fastening tape on the tip side of the first fold is fastened to the portion of the drawer tab on the tip side of the second fold. By unfolding the folds of the second fold of the drawer tab, the portion on the tip end side of the first fold can be greatly moved. Further, when the drawer tab is lifted or pulled inward in the width direction, the portion on the tip side of the first fold of the fastening tape is smoothly unfolded together with the drawer tab without bending. Therefore, the portion on the tip side of the first fold of the fastening tape can be more easily picked by hand.

It is preferable that the drawer tab is in a position where the free end overlaps with the diaper body in a state of being folded back at the second fold. When the drawer tab is folded in this way, it becomes easy to pinch the portion of the drawer tab on the free end side, and it becomes easy to lift the drawer tab or pull it inward in the width direction.

The fastener tape is configured with fasteners provided on the skin side of the tape substrate, the fastener tape is folded back at the first crease with the fasteners inside, and the fasteners are fastened to the tape substrate. It is preferable to have. When the fastener is fastened to the tape base material in this way, the fastener tape is stabilized in the folded state at the first fold before using the disposable diaper, and the fastener tape and the drawer tab are temporarily fastened. It is maintained stable.

It is preferable that the fastener tape is configured by providing a fastener on the skin surface side of the tape base material, and the fastener is provided on a portion of the fastener tape on the tip end side of at least the first crease. As a result, the rigidity of the portion provided with the fastener on the tip side of the first fold of the fastening tape is increased, and the portion can be easily picked up by hand. Therefore, when using a disposable diaper, it becomes easier to pull out the portion on the tip side of the first fold of the fastening tape from the pull-out tab.

The fastening tape is, for example, a fastener provided at a portion on the tip side of the first fold of the fastening tape, and is preferably fastened to a drawer tab. The fastening tape is also a temporary fastening portion provided on a portion closer to the tip side of the fastener of the fastening tape, and is preferably fastened to the drawer tab. In either case, the portion of the fastening tape on the tip side of the first fold can be detachably fastened to the pull-out tab. The temporary fastening portion is preferably formed by adhesive, welding or crimping.

It is preferable that the drawer tab is configured by providing a fastener on the skin surface side of the tab base material. By providing the fastener on the drawer tab, when wearing a disposable diaper, the drawer tab can be temporarily fastened to the fastening corresponding portion provided on the front side portion of the diaper body. By temporarily attaching the drawer tab to the fastening-compatible part, the position where the disposable diaper is attached around the wearer's waist is roughly determined, and then the disposable diaper is fastened to the fastening-compatible part by fastening the fastening tape. Can be properly worn around the wearer's waist.

The drawer tab is preferably configured to have a tab body portion and a tab knob portion extending in the width direction from the tab body portion and having a length in the front-rear direction shorter than that of the tab body portion. The fastening tape is preferably configured to have a tape main body portion and a tape knob portion extending in the width direction from the tape main body portion and having a length in the front-rear direction shorter than that of the tape main body portion. .. By configuring the drawer tab and the fastening tape in this way, it becomes easy to pick up the drawer tab and the fastening tape by hand. A plurality of tape knobs may be provided side by side in the front-rear direction. In this case, a plurality of tape knobs are fastened to the tab body, and the tab knobs are provided with a plurality of tape knobs in the front-rear direction. It is preferable that it is arranged between. If the fastening tape and the drawer tab are configured in this way, multiple tape knobs can be obtained by pinching the free end side of the drawer tab and lifting the drawer tab or pulling it inward in the width direction. At the same time, it is lifted together with the drawer tab, making it easier to pick each of the multiple tape knobs by hand.

The disposable diaper of the present invention is a fastening tape by picking up the free end side portion of the drawer tab provided by lying down in the width direction and lifting the drawer tab or pulling it inward in the width direction. The portion on the tip side of the first fold is lifted together with the drawer tab, and the portion on the tip side of the first fold of the fastening tape can be easily picked up by hand. Then, if the portion on the tip side of the first fold of the fastening tape can be grasped by hand, the portion on the tip side of the first fold of the fastening tape is pulled out from the pull-out tab, and the fastening tape is attached to the diaper body. The disposable diaper can be worn around the wearer's waist by fastening to the fastening-corresponding portion provided on the front side portion. Therefore, the disposable diaper of the present invention has excellent handleability of the fastening tape.

An example of the disposable diaper of the present invention is shown, and a plan view of the disposable diaper as viewed from the skin surface side is shown. The II-II sectional view of the disposable diaper shown in FIG. 1 is shown. 3 (a) shows an enlarged plan view of the fastening tape and the drawer tab attached to the right side of the disposable diaper shown in FIG. 1, and FIG. 3 (b) shows the fastening shown in FIG. 3 (a). Represents a III-III cross section of a tape and drawer tab. FIG. 4A shows a plan view of the fastening tape and the drawer tab in a state where the first folds of the fastening tape shown in FIG. 3A are folded back, and FIG. 4B is FIG. 4; The IV-IV cross-sectional view of the fastening tape and the drawer tab shown in (a) is shown. 5 (a) shows a plan view of the fastening tape and the drawer tab shown in FIG. 3 (a) further folded back at the third fold, and FIG. 5 (b) is shown in FIG. 5 (a). The VV cross-sectional view of the fastening tape and the drawer tab is shown. An example of another configuration of the fastening tape and the drawer tab provided in the disposable diaper of the present invention is shown, and FIG. 6A shows a plan view of the fastening tape and the drawer tab folded back at the first fold. 6 (b) represents a VI-VI cross-sectional view of the fastening tape and the drawer tab shown in FIG. 6 (a). FIG. 7A shows another configuration example of the fastening tape and the drawer tab provided in the disposable diaper of the present invention, and FIG. 7A shows a plan view of the fastening tape and the drawer tab folded back at the first fold. 7 (b) represents a VII-VII cross-sectional view of the fastening tape and drawer tab shown in FIG. 7 (a). An example of another configuration of the fastening tape and the drawer tab provided in the disposable diaper of the present invention is shown, and FIG. 8A shows a plan view of the fastening tape and the drawer tab folded back at the first fold. 8 (b) represents a VIII-VIII cross-sectional view of the fastening tape and drawer tab shown in FIG. 8 (a). Another configuration example of the fastening tape and the drawer tab provided in the disposable diaper of the present invention is shown, and the plan view of the fastening tape and the drawer tab folded back at the first fold is shown. The plan view of the fastening tape and the drawer tab in the state where the first fold of the fastening tape shown in FIG. 9 is unfolded is shown. Another configuration example of the fastening tape and the drawer tab provided in the disposable diaper of the present invention is shown. In FIG. 11A, the fastening tape is folded back at the first fold and the tab knob portion of the drawer tab is folded back. A plan view of the fastening tape and the pull-out tab in the state is shown, and FIG. 11 (b) shows a XI-XI cross-sectional view of the fastening tape and the pull-out tab shown in FIG. 11 (a). Another configuration example of the fastening tape and the drawer tab provided in the disposable diaper of the present invention is shown. In FIG. 12A, the fastening tape is folded back at the first fold and the drawer tab is folded back at the second fold. A plan view of the fastening tape and the pull-out tab in the state is shown, and FIG. 12 (b) shows a cross-sectional view of the fastening tape and the pull-out tab shown in FIG. 12 (a). FIG. 13A shows a plan view of the fastening tape and the drawer tab in a state where the folds of the first fold of the fastening tape shown in FIG. 12 are unfolded and the folds of the second fold of the drawer tab are unfolded. 13 (b) shows an XIII-XIII cross-sectional view of the fastening tape and drawer tab shown in FIG. 13 (a). Another configuration example of the fastening tape and the drawer tab provided in the disposable diaper of the present invention is shown. In FIG. 14A, the fastening tape is folded back at the first fold and the drawer tab is folded back at the second fold. A plan view of the fastening tape and the pull-out tab in the state is shown, and FIG. 14 (b) shows a cross-sectional view of the fastening tape and the pull-out tab shown in FIG. 14 (a). A plan view of the fastening tape and the drawer tab in a state where the folds of the first fold of the fastening tape shown in FIG. 14 are unfolded and the folds of the second fold of the drawer tab are unfolded is shown. Another configuration example of the fastening tape and the drawer tab provided in the disposable diaper of the present invention is shown. In FIG. 16A, the fastening tape is folded back at the first fold and the drawer tab is folded back at the second fold. A plan view of the fastening tape and the drawer tab in the state is shown, and FIG. 16 (b) shows an XVI-XVI sectional view of the fastening tape and the drawer tab shown in FIG. 16 (a). A plan view of the fastening tape and the drawer tab in a state where the folds of the first fold of the fastening tape shown in FIG. 16 are unfolded and the folds of the second fold of the drawer tab are unfolded is shown.

The present invention relates to a so-called tape-type disposable diaper provided with a fastening tape. The disposable diaper of the present invention is provided with fastening tapes and drawer tabs on both sides in the width direction of the diaper body, and the tip side portion of the fastening tape is manually picked by the drawer tabs. Will be easier. Hereinafter, the disposable diaper of the present invention will be described with reference to the drawings. The present invention is not limited to the embodiments shown in the drawings.

1 to 4 show an example of the disposable diaper of the present invention. FIG. 1 shows a plan view of a disposable diaper as viewed from the skin surface side, and FIG. 2 shows a cross-sectional view of the disposable diaper II-II shown in FIG. FIG. 3 shows an enlarged plan view and a cross-sectional view of the fastening tape and the drawer tab attached to the right side of the disposable diaper shown in FIG. 1, and FIG. 4 shows the folding back of the fastening tape shown in FIG. Represents a plan view and a cross-sectional view of the state fastening tape and drawer tab. In the figure of the present application, the arrow x represents the width direction, the arrow y represents the front-back direction, and the direction perpendicular to the surface formed by the arrows x, y represents the thickness direction z. In FIG. 1, the upper side of the drawing corresponds to the front side of the diaper, and the lower side of the drawing corresponds to the rear side of the diaper.

The disposable diaper 1 has a diaper body 2 and fastening tapes 21 attached to both sides of the diaper body 2 in the width direction x. The diaper body 2 has a front side portion, a rear side portion, and a crotch portion located between them, and fastening tapes 21 are attached to both sides of the rear side portion of the diaper body 2. When wearing the disposable diaper 1, the front side portion is applied to the wearer's abdomen, the crotch portion is applied to the wearer's crotch portion, the posterior portion is applied to the wearer's back portion, and the fastening tape 21 is applied to the front side portion of the diaper body 2. By fixing to, it is formed into a pants shape and used. For example, a fastening corresponding portion 10 is provided on the outer surface of the front side portion of the diaper main body 2, and the fastening tape 21 is fastened to the fastening corresponding portion 10 to wear the diaper.

The disposable diaper 1 has a front-back direction y and a width direction x. The front-back direction y corresponds to the direction extending in the front-back direction of the wearer's crotch when wearing a disposable diaper. The width direction x means a direction that is on the same surface as the disposable diaper and is orthogonal to the front-back direction y, and corresponds to the left-right direction of the wearer when the disposable diaper is worn. Further, in the present invention, the skin side of the disposable diaper means the side facing the skin of the wearer when wearing the disposable diaper, and the outside of the disposable diaper means the wearer when wearing the disposable diaper. It means the opposite side.

The diaper body 2 has a top sheet 3, a back sheet 4, and an absorber 5 arranged between them. The top sheet 3 is a sheet located on the wearer side when the disposable diaper is worn, and the back sheet 4 is a sheet located on the opposite side of the wearer, that is, on the outside when the disposable diaper is worn. The urine or the like excreted from the wearer passes through the top sheet 3 and is stored in the absorber 5. The back sheet 4 prevents excrement from leaking to the outside.

The top sheet 3 is preferably liquid permeable, and is preferably a non-woven fabric formed of hydrophilic fibers such as cellulose, rayon, and cotton, and a polyolefin (for example, polypropylene, polyethylene), polyester (for example, PET), and polyamide (for example). For example, a non-woven fabric formed of hydrophobic fibers such as nylon), in which the surface of the hydrophobic fibers is hydrolyzed by a surfactant, or the like can be used. Further, as the top sheet 3, a woven fabric, a knitted fabric, a perforated resin film or the like may be used.

The backsheet 4 is preferably liquid-impermeable, and is a non-woven fabric or resin film formed of hydrophobic fibers such as polyolefin (for example, polypropylene, polyethylene), polyester (for example, PET), and polyamide (for example, nylon). Etc. can be used. Further, as the back sheet 4, a laminated body of a non-woven fabric and a film may be used.

The absorber 5 is not particularly limited as long as it contains an absorbent material capable of absorbing excrement such as urine. As the absorber 5, for example, a molded body obtained by molding an absorbent material into a predetermined shape is used, or the molded body is covered with a covering sheet such as a paper sheet (for example, tissue paper or thin paper) or a liquid-permeable non-woven fabric. Things can be used. Examples of the absorbent material include hydrophilic fibers such as pulp fibers and water-absorbent resins such as polyacrylic acid-based, polyaspartic acid-based, cellulosic-based, and starch / acrylonitrile-based. Further, the water-absorbent material may include polyolefin fibers such as polyethylene and polypropylene, polyester fibers such as PET, and heat-weldable fibers such as polyamide fibers. These heat-weldable fibers may be hydrophilized with a surfactant or the like in order to enhance the affinity with urine or the like.

The absorbent material preferably contains hydrophilic fibers from the viewpoint of increasing the absorption rate of urine and the like. Further, from the viewpoint of increasing the absorption capacity, the absorbent material preferably contains a water-absorbent resin. Therefore, it is preferable that the absorber contains hydrophilic fibers (particularly pulp fibers) and a water-absorbent resin. In this case, for example, it is preferable to use an aggregate of hydrophilic fibers mixed or sprayed with a water-absorbent resin.

The absorber 5 may be a sheet-shaped absorber. Examples of the sheet-like absorber include those formed so as to have a water-absorbent resin between the nonwoven fabrics and not to have pulp fibers. Since the sheet-shaped absorber thus formed has a water-absorbent resin between the nonwoven fabrics, a high absorption capacity can be realized. Further, since the sheet-shaped absorber does not have pulp fibers between the non-woven fabrics, it can be formed thin without being bulky.

The shape (planar shape) of the absorber 5 is not particularly limited. The shape of the absorber (or the molded body constituting the absorber) may be appropriately determined depending on the intended use, and examples thereof include a rectangle, an hourglass shape, a gourd shape, and a battledore shape. It should be noted that the absorber or the molded body constituting the absorber is formed in an hourglass shape from the viewpoint that the absorber is sandwiched between the thighs of the wearer and is not easily distorted even when pressed in the width direction. preferable.

It is preferable that the diaper main body 2 is joined with side sheets 6 extending outward in the width direction x from the top sheet 3 on both sides of the top sheet 3 in the width direction x. The side sheet 6 is preferably liquid impermeable and can be made of a sheet material that can be used for the back sheet 4.

It is preferable that the side sheet 6 has rising flaps 7 formed on both sides of the top sheet 3 in the width direction x. In this case, as shown in FIG. 2, it is preferable that the side sheet 6 is provided with an upright elastic member 8 extending in the front-rear direction y in the inner portion in the width direction x from the joint portion 9 with the top sheet 3. The inner portion of the side sheet 6 is raised by the contraction force of the standing elastic member 8, and the rising flap 7 can be formed. By providing the rising flap 7, it is possible to prevent lateral leakage of urine or the like. The inner surface of the end portion of the rising flap 7 may be joined to the top sheet 3 in the front-rear direction y, which makes it easier for the rising flap 7 to stand up toward the wearer's skin when wearing a diaper.

When a non-woven fabric is used as each of the sheets described above, it is preferable to use a spunbonded non-woven fabric, an air-through non-woven fabric, a point-bonded non-woven fabric, a melt-blow non-woven fabric, an air-laid non-woven fabric, an SMS non-woven fabric, or the like. The mass per unit area of each sheet is preferably 10 g / m ² or more, more preferably 12 g / m ² or more, preferably 40 g / m ² or less, and more preferably 30 g / m ² or less.

It is preferable that the diaper main body 2 is provided with leg elastic members 11 extending in the front-rear direction y on both sides in the width direction x (see FIG. 1). By providing the leg elastic member 11, gathers can be formed around the wearer's legs to improve the fit around the legs and prevent lateral leakage.

The diaper body 2 may be provided with a waist elastic member 12 extending in the width direction x at the end portion in the front-rear direction y. The contraction force of the waist elastic member 12 forms waist gathers along the wearer's waist circumference, and prevents excrement such as urine from leaking from the back side or the abdomen side.

As each elastic member described above, elastic elastic materials such as polyurethane threads, polyurethane films, and natural rubber, which are usually used for disposable diapers, can be used. The elastic member is preferably fixed with an adhesive such as a hot melt adhesive in a stretched state. For example, a polyurethane yarn having a fineness of 40 to 1,240 dtex is stretched to a magnification of 1.1 to 5.0 times, arranged, and fixed. As the adhesive, it is preferable to use a rubber-based hot melt adhesive. The magnification is 1.0 times in the non-stretched state.

The diaper body 2 is provided with fastening tapes 21 on both sides in the width direction x. The fastening tape 21 is configured by providing a fastener 23 on the skin surface side of the tape base material 22, and is detachably formed from a fastening corresponding portion 10 provided on the front side portion of the diaper main body 2. Specifically, the fastener 23 is provided on the skin surface side of the tape base material 22 in a state where the fastening tape 21 is unfolded without being folded back.

As the tape base material 22, a non-woven fabric, a woven fabric, a knitted fabric, a resin film, a laminate thereof, or the like can be used. From the viewpoint of enhancing the adhesiveness between the tape base material 22 and the diaper body 2, the tape base material 22 is preferably made of a woven fabric, a knitted cloth, or a non-woven fabric, and is preferably made of a non-woven fabric. More preferred. Further, by forming the tape base material 22 from the non-woven fabric, the tape base material 22 can be easily folded back, and the fastening tape 21 can be stably folded before the disposable diaper 1 is used.

When a non-woven fabric is used for the tape base material 22, spunbonded non-woven fabric, air-through non-woven fabric, point-bonded non-woven fabric, melt-blow non-woven fabric, air-laid non-woven fabric, SMS non-woven fabric and the like can be used. Is preferable, and it is more preferable to use a spunbonded non-woven fabric. When such a non-woven fabric is used, it becomes easy to increase the strength of the tape base material 22. The non-woven fabric used for the tape base material 22 may be embossed, whereby the rigidity of the tape base material 22 is increased and the handleability of the fastening tape 21 is improved. It is also preferable to use a point-bonded nonwoven fabric as the embossed nonwoven fabric.

The mass per unit area of the tape base material 22 is preferably 50 g / m ² or more, more preferably 55 g / m ² or more, more preferably 120 g / m ² or less, and even more preferably 100 g / m ² or less. If the mass of the tape base material 22 per unit area is 50 g / m ² or more, the tape base material 22 has sufficient rigidity, and the mass of the tape base material 22 per unit area is 120 g / m ² or less. For example, the tape base material 22 does not become too thick, and the handleability is improved.

As the fastener 23, a hook member of a hook-and-loop fastener or an adhesive tape can be used. When a hook-and-loop fastener hook member is used as the fastener 23, a loop member of the hook-and-loop fastener is provided on the outer surface of the front side portion of the diaper body 2 as a fastening corresponding portion 10, or the outer surface of the front side portion of the diaper body 2 is provided. May be made of a material (for example, non-woven fabric, woven fabric, knitted fabric, etc.) that functions as a loop member, and this may be used as the fastening corresponding portion 10. When an adhesive tape is used as the fastener 23, a resin film is provided on the outer surface of the front side portion of the diaper body 2 as the fastening corresponding portion 10, or the outer surface of the front side portion of the diaper body 2 is formed of the resin film. This may be used as the fastening corresponding portion 10. The hook member of the hook-and-loop fastener is composed of, for example, a large number of hooks having an anchor shape, a hook shape, a mushroom shape, or the like protruding from the base.

The fastener 23 is a hook member for a hook-and-loop fastener, and the tape base material 22 is preferably made of a non-woven fabric. As a result, as will be described later, the fastening tape 21 can be easily folded back at the first fold F1. Further, when the fastening tape 21 is folded back at the first fold F1, the fastener 23 is fastened to the tape base material 22 to stably hold the fastening tape 21 folded back at the first fold F1. can.

The fastening tape 21 is provided so as to extend outward in the width direction x from the diaper main body 2. The fastening tape 21 extends from the tape fixing portion 25 attached to the diaper main body 2, the tape main body portion 26 extending in the width direction x from the tape fixing portion 25, and extending in the width direction x from the tape main body portion 26. It has a tape knob 27 provided with a fastener 23 (see FIG. 4). With the fastening tape 21 unfolded without folding back, the tape main body 26 extends outward in the width direction x from the tape fixing portion 25, and the tape knob portion 27 extends outward in the width direction x from the tape main body 26. It extends to. The tape fixing portion 25 is preferably fixed between the side seat 6 and the back seat 4.

The tape knob portion 27 is preferably formed so that the length y in the front-rear direction is shorter than that of the tape main body portion 26, whereby the tip end side of the fastening tape 21 can be easily grasped by hand, and the fastening tape 21 can be easily gripped. Handleability is improved. Only one tape knob portion 27 may be provided for one tape main body portion 26, or a plurality of tape knob portions 27 may be provided. In the latter case, it is preferable that a plurality of tape knob portions 27 are arranged side by side in the front-rear direction y. In FIGS. 1, 3 and 4, two tape knobs 27 are provided for one tape main body 26. When a plurality of tape knobs 27 are provided, the lengths of the plurality of tape knobs 27 in the width direction x may be the same or different from each other, but are preferably the same.

Only one fastener 23 may be provided for one tape knob portion 27, or a plurality of fasteners 23 may be provided. In the latter case, a plurality of fasteners 23 may be arranged side by side in the width direction x. preferable. In FIGS. 1, 3 and 4, one fastener 23 is provided on one tape knob portion 27.

As shown in FIG. 3, the fastening tape 21 is folded inward in the width direction x at the first fold F1, and specifically, the width direction x with the skin surface side inside at the first fold F1. It is folded back inside. As a result, the disposable diaper 1 before use can be compactly formed. By the way, when the fastening tape 21 is folded back inward in the width direction x in this way, the tape knob portion 27, specifically, the portion of the fastening tape 21 on the tip side of the first fold F1 becomes the fastening tape 21. By overlapping with itself or the diaper body 2, when using the disposable diaper 1, it becomes difficult to pick the portion of the fastening tape 21 on the tip side of the first fold F1 by hand. In particular, the fastener 23 provided on the fastening tape 21 is fastened to the tape base material 22 or the diaper body 2 in a state where the fastening tape 21 is folded inward in the width direction x at the first fold F1. (That is, the fastener 23 is temporarily attached to the tape base material 22 and the diaper body 2 so as to be removable), and it becomes difficult to manually pinch the portion of the fastening tape 21 on the tip side of the first fold F1. Cheap.

Therefore, the disposable diaper 1 is provided with a drawer tab 31 inward in the width direction x with respect to the first fold F1 of the fastening tape 21. The drawer tab 31 has a fixed end 33 on one side in the width direction x, a free end 34 on the other side, and is provided to be laid down outward in the width direction x. The portion on the tip side of the first fold F1 is fastened to the drawer tab 31. Specifically, the portion of the fastening tape 21 on the tip end side of the first fold F1 is temporarily fastened to the drawer tab 31 so as to be removable. Since the disposable diaper 1 is provided with the drawer tab 31 in this way, when the disposable diaper 1 is used, it becomes easier to pick the portion of the fastening tape 21 on the tip side of the first fold F1 by hand.

Explaining this in detail, in the disposable diaper 1, the disposable diaper 1 can lift the drawer tab 31 by pinching the portion of the drawer tab 31 provided on the outside in the width direction x on the free end 34 side, or inside the width direction x. By pulling toward, the portion of the fastening tape 21 on the tip side of the first fold F1 is lifted together with the pull-out tab 31, and the portion of the fastening tape 21 on the tip side of the first fold F1 is picked up by hand. Will be easier. If the portion of the fastening tape 21 on the tip side of the first fold F1 can be picked up by hand, the portion of the fastening tape 21 on the tip side of the first fold F1 is pulled out from the tab 31 and temporarily fastened. The disposable diaper 1 can be attached around the wearer's waist by releasing the fastening tape 21 and fastening the fastening tape 21 to the fastening corresponding portion 10 provided on the front side portion of the diaper main body 2. Therefore, the disposable diaper 1 has excellent handleability of the fastening tape 21, and even a user with a handicapped fingertip, such as an elderly person, can easily pick the tip end side of the fastening tape 21 by hand. Become.

The drawer tab 31 is arranged on the skin surface side of the fastening tape 21. Specifically, the drawer tab 31 is arranged on the skin surface side of the fastening tape 21 in a state where the fastening tape 21 is unfolded. In the state where the fastening tape 21 is folded back at the first fold F1, the inner side portion of the drawer tab 31 is arranged on the skin surface side of the fastening tape 21 in the width direction x, and the drawer tab 31 is located on the outer side of the width direction x. The portion is arranged between the fastening tapes 21 folded back at the first fold F1 (that is, between the portion of the fastening tape 21 on the tip side of the first fold F1 and the portion on the tape fixing portion 25 side). The drawer tab 31 exists at a position overlapping the portion on the tip side of the first fold F1 of the fastening tape 21 with respect to the front-rear direction y, and further, the portion on the tip side of the first fold F1 of the fastening tape 21. It may also exist at a position that does not overlap with.

The drawer tab 31 is provided inward in the width direction x with respect to the first fold F1 of the fastening tape 21. Preferably, the drawer tab 31 is provided entirely inside the first fold F1 of the fastening tape 21 in the width direction x, and when the drawer tab 31 is folded back at the second fold F2 as described later, the first fold tab 31 is provided. The entire drawer tab 31 folded back at the second fold F2 is provided inward in the width direction x with respect to the first fold F1 of the fastening tape 21. For example, it is preferable that the entire drawer tab 31 (or the drawer tab 31 folded back at the second fold F2) is provided inward in the width direction x by 1 mm or more from the first fold F1 of the fastening tape 21. It is more preferably provided inward in the width direction x by 3 mm or more, and further preferably provided inward in the width direction x by 5 mm or more.

The drawer tab 31 is composed of a tab base material 32. The tab base material 32 can be composed of a sheet member that can be used for the tape base material 22, and the description thereof is referred to the above description of the tape base material 22. Among them, the tab base material 32 is preferably made of a non-woven fabric, which makes it easy to impart rigidity to the tab base material 32 and enhances the handleability of the drawer tab 31.

The drawer tab 31 has a fixed end 33 on one side in the width direction x and a free end 34 on the other side. The fixed end 33 and the free end 34 of the drawer tab 31 correspond to one end and the other end of the width direction x of the drawer tab 31 in the unfolded state of the drawer tab 31. The drawer tab 31 has a tab fixing portion 35 as a portion including the fixed end 33, and the drawer tab 31 is fixed by the tab fixing portion 35. The free end 34 of the drawer tab 31 is not fixed to any member, and the non-fixed portion including the free end 34 of the drawer tab 31 is referred to as a "flap portion". The drawer tab 31 is provided with the flap portion 36 lying down outward in the width direction x, and is formed so as to be displaceable from this state to an upright state or a state of lying down inward in the width direction x. There is. In FIG. 3B, in the drawer tab 31, the state in which the flap portion 36 is laid down outward in the width direction x is shown by a solid line, and the state in which the flap portion 36 is erected is shown by a alternate long and short dash line. .. In addition, also in FIG. 6 (b), FIG. 7 (b), FIG. 8 (b), FIG. 12 (b), FIG. 14 (b), and FIG. 16 (b), the flap portion 36 has the width of the drawer tab 31. The state in which the flap portion 36 is laid down is shown by a solid line, and the state in which the flap portion 36 is erected is shown by a alternate long and short dash line.

The tab fixing portion 35 may be fixed to the diaper main body 2 or may be fixed to the fastening tape 21. When the tab fixing portion 35 is fixed to the diaper main body 2, the tab fixing portion 35 is arranged, for example, between the side sheet 6 and the back sheet 4 of the diaper main body 2, or the skin surface of the side sheet 6 of the diaper main body 2. Can be placed on the side. When the tab fixing portion 35 is fixed to the fastening tape 21, it is preferable that the tab fixing portion 35 is arranged on the skin surface side of the tape base material 22. The tab fixing portion 35 may be arranged between the side sheet 6 and the back sheet 4 of the diaper body 2 and may be fixed to the skin surface side of the tape base material 22, for example, outside the width direction x of the diaper body 2. It may be fixed to the skin surface side of the tape base material 22 by the side. The tab fixing portion 35 can be fixed to the diaper main body 2 or the fastening tape 21 by a known joining means such as an adhesive or welding.

In FIGS. 3 and 4, the drawer tab 31 has a tab fixing portion 35 arranged between the side sheet 6 and the back sheet 4 of the diaper body 2, and the tab fixing portion 35 is attached to the side sheet 6 and / or the tape base material 22. It is fixed. The flap portion 36 is provided so as to extend outward in the width direction x from the side edge of the diaper body 2 in the width direction x in a state where the flap portion 36 is tilted outward in the width direction x. In FIGS. 3 and 4, the flap portion 36 is formed on the same surface as the tab fixing portion 35 so that the flap portion 36 extends from the outer edge of the tab fixing portion 35 in the width direction x to the outside in the width direction x. Is formed in.

The drawer tab 31 is provided inside the width direction x of the first fold F1 of the fastening tape 21, and the portion of the fastening tape 21 on the tip side of the first fold F1 is fastened to the drawer tab 31. .. Specifically, in the drawer tab 31, the flap portion 36 is provided inward in the width direction x from the first fold F1 of the fastening tape 21, and the portion on the tip side of the first fold F1 of the fastening tape 21 is provided. It is temporarily attached to the flap portion 36 so as to be removable. As shown in the drawings, when a plurality of tape knobs 27 are provided on the fastening tape 21, it is preferable that the tip end side of each tape knob 27 is fastened to the flap portion 36.

In FIG. 3, the fastening tape 21 is a temporary fastening portion 24 provided on a portion closer to the tip side of the fastener 23 of the fastening tape 21, and is fastened to the drawer tab 31. For example, even if the flap portion 36 of the drawer tab 31 is picked up by hand and lifted, the temporary fastening portion 24 maintains the temporary fastening between the fastening tape 21 and the drawer tab 31, and separates the drawer tab 31 and the fastening tape 21. As a result, it is preferable that the fastening tape 21 and the drawer tab 31 are formed so as to be released from the temporary fastening.

The temporary fastening portion 24 can be formed by adhesive, welding, pressure bonding, or the like. When the temporary fixing portion 24 is formed by the adhesive, the portion of the fastening tape 21 on the tip side of the fastener 23 and the pull-out tab 31 may be adhered to each other by using an adhesive having a relatively weak adhesive force. When the temporary fastening portion 24 is formed by welding, the fastening tape 21 and the pull-out tab 31 are heat-sealed with the portion of the fastening tape 21 on the tip side of the fastener 23 overlapped with the drawer tab 31. It may be welded by ultrasonic welding. When the temporary fastening portion 24 is formed by crimping, the fastening tape 21 and the pull-out tab 31 are embossed with a roll or the like while the portion of the fastening tape 21 on the tip side of the fastener 23 is overlapped with the drawer tab 31. It may be crimped by sandwiching it between.

The first fold F1 of the fastening tape 21 may be formed on the tape knob portion 27 or may be formed on the tape main body portion 26. The first fold F1 is preferably formed on the tape knob portion 27, whereby the flap portion 36 of the drawer tab 31 can be formed long in the width direction x. As a result, when the drawer tab 31 is lifted or pulled inward in the width direction x, the portion on the tip end side in the width direction x can be moved more than the first fold F1 of the fastening tape 21, and the fastening tape 21 can be fastened. It becomes easier to pick the portion of the tape 21 on the tip side of the first fold F1 by hand. From the same viewpoint, in the first fold F1, the length (length in the width direction x) from the first fold F1 to the tip of the fastening tape 21 is the side edge of the diaper body 2 in the width direction x from the first fold F1. It is preferable that the diaper is formed so as to be shorter than the length up to (the length in the width direction x). Further, by forming the first fold F1 in this way, the portion of the fastening tape 21 on the tip side of the first fold F1 of the fastening tape 21 is the diaper body 2 in a state where the fastening tape 21 is folded back at the first fold F1. Can be prevented from overlapping with. Therefore, as will be described later, when the fastening tape 21 is folded back at the third fold F3 along the side edge of the diaper body 2 in the width direction x, it becomes easy to fold the fastening tape 21 at the third fold F3. ..

In the state where the fastening tape 21 is folded back at the first fold F1, it is preferable that a part of the portion on the tip side of the first fold F1 overlaps with the drawer tab 31 and the other portion does not overlap with the drawer tab 31. Specifically, of the portion of the fastening tape 21 on the tip side of the first fold F1, the portion distant from the first fold F1 overlaps with the drawer tab 31, and the portion near the first fold F1 is the drawer tab 31. It is preferable that they do not overlap. This makes it easy to lift the drawer tab 31 or pull it inward in the width direction x. For example, when the length x in the width direction x of the portion of the fastening tape 21 on the tip side of the first fold F1 is L, the portion of the fastening tape 21 on the tip side of the first fold F1 is at least the first. It is preferable that it does not overlap with the drawer tab 31 within a range of 0.5 L or less in the width direction x from the crease F1.

It is preferable that the fastener 23 is fastened to the tape base material 22 in a state where the fastener 23 is folded back at the first fold F1 with the fastener 23 inside. Specifically, before using the disposable diaper 1, it is preferable that the fastener 23 is detachably fastened to the opposite tape base material 22. When the fastener 23 is fastened to the tape base material 22 in this way, the fastener tape 21 is stabilized in a folded state at the first fold F1 before the disposable diaper 1 is used, and the fastener tape 21 and the drawer are pulled out. Temporary fastening with the tab 31 is stably maintained. In the fastening tape 21 shown in FIG. 3B, the fastener 23 is not fastened to the tape base material 22, and the fastening tape 21 is pressed in the thickness direction z in the state shown in FIG. 3B. By doing so, the fastener 23 can be fastened to the tape base material 22.

It is preferable that the fastener 23 is provided at a portion of the fastening tape 21 on the tip end side of at least the first crease F1. If the fastener 23 is provided on the portion of the fastening tape 21 on the tip side of the first fold F1, the rigidity of the portion of the fastening tape 21 on the tip side of the first fold F1 of the fastener 23 is provided. Increases, making it easier to pick the part by hand. Therefore, when the disposable diaper 1 is used, it becomes easy to pull out the portion of the fastening tape 21 on the tip side of the first fold F1 from the pull-out tab 31 to release the temporary fastening. When a plurality of fasteners 23 are provided on the fastening tape 21 (specifically, each tape knob portion 27), at least one of the plurality of fasteners 23 is provided at the tip of the fastening tape 21 with respect to the first crease F1. It is preferable to be provided on the side portion.

The fastener 23 is preferably formed so that the edge in the width direction x extends substantially parallel to the front-rear direction y. When the fastener 23 is formed in this way, when the fastener 23 is fastened to the fastener corresponding portion 10 on the front side of the disposable diaper 1, a force that peels off the fastener 23 in the width direction x acts. Even so, the fastener 23 opposes the force in a wide range, and the fastening tape 21 is less likely to be inadvertently peeled off from the fastening corresponding portion 10.

The first fold F1 is preferably formed along the edge of the fastener 23 in the width direction x without overlapping with the fastener 23. This makes it easy to fold the fastening tape 21 at the first fold F1. The first crease F1 is preferably formed within 5 mm from the edge of the fastener 23 in the width direction x, more preferably within 3 mm, still more preferably within 2 mm. Therefore, it is preferable that the first fold F1 is formed so as to extend substantially parallel to the front-rear direction y, and it is preferable that the fastening tape 21 is folded only at the fold extending substantially parallel to the front-back direction y. This makes it easy to fold the fastening tape 21 compactly.

As shown in FIG. 5, the fastening tape 21 and the drawer tab 31 may be further folded back at the third fold F3 along the side edge of the diaper body 2 in the width direction x. FIG. 5 shows a plan view and a cross-sectional view of the fastening tape 21 and the drawer tab 31 shown in FIG. 3 in a state of being further folded back at the third fold F3 along the side edge of the diaper body 2 in the width direction x. rice field. In FIG. 5, in a state where the fastening tape 21 is folded back at the first fold F1, the fastening tape 21 and the drawer tab 31 are folded back at the third fold F3 with the skin surface side inside. When the drawer tab 31 is folded back at the second fold F2 as described later, it is preferable that the drawer tab 31 is further folded back at the third fold F3 while the drawer tab 31 is folded back at the second fold F2. .. If the fastening tape 21 and the drawer tab 31 are folded back at the third fold F3 in this way, the disposable diaper 1 can be compactly folded before use. The third fold F3 is preferably formed within 5 mm outside the width direction x from the side edge of the diaper body 2 in the width direction x, more preferably within 3 mm, still more preferably within 2 mm.

The mode of installing the drawer tab 31 and the mode of temporarily fastening the fastening tape 21 to the drawer tab 31 at the tip side of the first fold F1 are not limited to those shown in FIGS. 3 to 5. Various aspects are possible. 6 to 8 show configuration examples of the fastening tape and the drawer tab, which are different from those shown in FIGS. 3 to 5.

6 (a), 7 (a), and 8 (a) show a plan view of the fastening tape and the drawer tab folded back at the first fold, and are shown in FIGS. 6 (b) and 7 (b). ) And FIG. 8 (b) show cross-sectional views of the fastening tape and the drawer tab shown in FIGS. 6 (a), 7 (a), and 8 (a), respectively. 6 to 8, the same components as the fastening tape and the drawer tab shown in FIGS. 3 to 5 are shown using the same reference numerals. In the description of the fastening tape and the drawer tab of FIGS. 6 to 8 below, the description of the overlapping portion with the above will be omitted.

In the embodiment shown in FIG. 6, in the drawer tab 31, the tab fixing portion 35 is arranged outside the width direction x of the side edge of the diaper body 2 in the width direction x, and the tab fixing portion 35 is the fastening tape 21. It is fixed to the skin surface side of the tape base material 22. The flap portion 36 is formed so as to extend outward in the width direction x from the outer edge of the tab fixing portion 35 in the width direction x in a state where the flap portion 36 is tilted outward in the width direction x. In this way, the drawer tab 31 may be fixed to the fastening tape 21 instead of being fixed to the diaper body 2. As a modification of the embodiment shown in FIG. 6, the tab fixing portion 35 can be fixed to the skin surface side of the diaper body 2 (specifically, the skin surface side of the side sheet 6).

In the embodiment shown in FIG. 6, the portion of the fastening tape 21 on the tip side of the first fold F1 is fastened to the drawer tab 31 by the fastener 23 provided on the tip side of the first fold F1. ing. In the embodiment shown in FIG. 6, unlike the embodiment shown in FIG. 3, the temporary fastening portion 24 is not provided on the portion of the fastening tape 21 on the tip side of the fastener 23, and the fastening tape 21 is pulled out. Temporary fastening to the tab 31 is made by the fastener 23. In this way, the fastener 23 may be used to temporarily fasten the fastening tape 21 to the drawer tab 31.

In the embodiment shown in FIG. 6, the fastener 23 is fastened straddling the drawer tab 31 and the tape base material 22 in a state where the fastening tape 21 is folded back at the first fold F1 with the skin surface side facing inward. Is preferable. As a result, before the use of the disposable diaper 1, the fastening tape 21 is stabilized in a state of being folded back at the first fold F1, and the temporary fastening between the fastening tape 21 and the drawer tab 31 is stably maintained.

In the embodiment shown in FIG. 7, as in the embodiment shown in FIG. 6, the drawer tab 31 is arranged so that the tab fixing portion 35 is located outside the width direction x of the side edge of the diaper body 2 in the width direction x. , The tab fixing portion 35 is fixed to the skin surface side of the tape base material 22 of the fastening tape 21. However, the flap portion 36 is formed so as to extend outward in the width direction x from the inner edge of the tab fixing portion 35 in the width direction x in a state where the flap portion 36 is tilted outward in the width direction x. That is, the drawer tab 31 is tilted outward in the width direction x, and the tab base material 32 is folded outward in the width direction x, and is on one side (tape base material 22 side) sandwiching the crease. A tab fixing portion 35 is formed, and a flap portion 36 is formed on the other side. The fact that the tab base material 32 is folded outward in the width direction x means that when the tab base material 32 is folded back, the outside of the fold is folded inward in the width direction x. Means. The disposable diaper 1 may be provided with a drawer tab 31 in this way. As a modification of the embodiment shown in FIG. 7, the tab fixing portion 35 can be fixed to the skin surface side of the diaper body 2 (specifically, the skin surface side of the side sheet 6).

In the embodiment shown in FIG. 7, two fasteners 23 are provided on each tape knob portion 27 of the fastening tape 21. The fasteners 23 are provided apart from each other in the width direction x at each tape knob portion 27, and the first crease F1 is formed between the fasteners 23 provided apart from each other in the width direction x. The portion of the fastening tape 21 on the tip side of the first fold F1 is fastened to the drawer tab 31 by the fastener 23 provided on the tip side of the first fold F1. In this way, a plurality of fasteners 23 may be provided on the tape knob portion 27, and the fasteners 23 provided on the tip end side of the tape knob portion 27 may be used to temporarily fasten the fastening tape 21 to the drawer tab 31.

In the embodiment shown in FIG. 7, the fastener 23 provided on the tape main body 26 side of the tape knob 27 has the fastening tape 21 on the inside at the first fold F1 before the disposable diaper 1 is used. It is preferable that the tape base material 22 is fastened to the tape base material 22 in a folded state. As a result, before the use of the disposable diaper 1, the fastening tape 21 is stabilized in a state of being folded back at the first fold F1, and the temporary fastening between the fastening tape 21 and the drawer tab 31 is stably maintained.

FIG. 8 shows a modified example of the embodiment shown in FIG. In the embodiment shown in FIG. 8, the tape base material 22 of the fastening tape 21 and the tab base material 32 of the drawer tab 31 are formed of a common sheet member. Specifically, the sheet member giving the tape base material 22 and the tab base material 32 is folded back at the crease F4, and the fastening tape 21 is on one side (outside of the thickness direction z) sandwiching the crease F4 of the sheet member. Is formed, and a drawer tab 31 is formed on the other side (skin surface side in the thickness direction z). If the fastening tape 21 and the drawer tab 31 are formed in this way, the number of sheet members to be used can be reduced, and the tape base material 22 and the tab base material 32 can be handled integrally during manufacturing. And the length of the seat member can be secured, which facilitates manufacturing. In the embodiment shown in FIG. 8, the outside of the crease F4 is formed so as to face inward in the width direction x, and the portion including the crease F4 of the sheet member that provides the tape base material 22 and the tab base material 32 is a diaper. Although it is arranged between the side sheet 6 and the back sheet 4 of the main body 2, the portion including the crease F4 of the seat member is on the skin surface side of the diaper main body 2 (specifically, the skin surface side of the side sheet 6). It can be arranged or can be arranged on the outside of the diaper body 2 (specifically, the outside of the back sheet 4).

In the embodiment shown in FIGS. 3 to 8, in the drawer tab 31, the flap portion 36 is formed in a planar shape, and the free end 34 of the drawer tab 31 is formed by a linear outer edge extending in the front-rear direction y. The drawer tab 31 can be configured in various other ways. 9 to 11 show configuration examples of drawer tabs different from those shown in FIGS. 3 to 8.

FIG. 9 shows a plan view of the fastening tape and the drawer tab folded at the first fold, and FIG. 10 shows the fastening at the state where the first fold of the fastening tape shown in FIG. 9 is unfolded. Represents a plan view of tape and drawer tabs. FIG. 11 shows still another configuration example of the fastening tape and the drawer tab, and FIG. 11A shows a stop in which the fastening tape is folded back at the first fold and the tab knob portion of the drawer tab is folded back. A plan view of the fastening tape and the drawer tab is shown, and FIG. 11B shows a cross-sectional view of the fastening tape and the drawer tab. In FIGS. 9 to 11, the same components as the fastening tape and the drawer tab shown in FIGS. 3 to 8 are shown using the same reference numerals. In the description of the fastening tape and the drawer tab of FIGS. 9 to 11 below, the description of the overlapping portion with the above will be omitted.

In the embodiment shown in FIGS. 9 and 10, the tab knob portion 38 is formed at the tip end portion of the flap portion 36 of the drawer tab 31. Specifically, as shown in FIG. 10, the flap portion 36 of the drawer tab 31 extends from the tab main body portion 37 and the tab main body portion 37 in the width direction x, and the length y in the front-rear direction is the tab main body portion 37. It is formed to have a tab knob portion 38 formed shorter than the tab knob portion 38. If the tab knob portion 38 is formed on the drawer tab 31 in this way, it becomes easier to pinch the portion of the drawer tab 31 on the free end 34 side. Therefore, it becomes easy to pick up the portion of the drawer tab 31 on the free end 34 side to lift the drawer tab 31 or pull it inward in the width direction x. In this case, it is preferable that the portion of the fastening tape 21 on the tip side of the first fold F1 is fastened to the tab body portion 37.

As shown in FIG. 9, when a plurality of tape knob portions 27 are provided side by side in the front-rear direction y on the fastening tape 21, the tab knob portion 38 is provided between the plurality of tape knob portions 27 in the front-rear direction y. It is preferable that they are arranged. The plurality of tape knobs 27 are preferably fastened to the tab body 37 on both sides of the tab knob 38 in the front-rear direction y. If the fastening tape 21 and the drawer tab 31 are configured in this way, by picking the portion of the drawer tab 31 on the free end 34 side, the drawer tab 31 is lifted or pulled inward in the width direction x. A plurality of tape knobs 27 are simultaneously lifted together with the drawer tab 31, making it easier to pick each of the plurality of tape knobs 27 by hand.

As shown in FIGS. 9 and 10, a part of the free end 34 of the drawer tab 31 may be located outside the tape main body portion 26 of the fastening tape 21 in the width direction x. By providing the drawer tab 31 in this way, it becomes easy to pinch the portion of the drawer tab 31 on the free end 34 side. In this case, it is preferable that the drawer tab 31 is formed in a flat shape without the flap portion 36 being folded back.

The drawer tab 31 may be provided with a fastener on the skin surface side in a state where the flap portion 36 is unfolded in a plane without being folded back and is laid down outward in the width direction x. In the embodiment shown in FIG. 11, a fastener 39 is provided on the tab knob portion 38 of the drawer tab 31, and the drawer tab 31 has a width direction with the skin surface side inside at the boundary between the tab body portion 37 and the tab knob portion 38. It is folded inward of x. The fastener 39 is attached to the skin surface side of the tab base material 32 in a state where the tab knob portion 38 is folded back. By providing the fastener 39 on the drawer tab 31 in this way, when the disposable diaper 1 is worn, the drawer tab 31 can be temporarily fastened to the fastening corresponding portion 10 provided on the front side portion of the diaper main body 2. can. By temporarily fixing the drawer tab 31 to the fastening-compatible portion 10, the mounting position of the disposable diaper 1 around the wearer's waist is roughly determined, and then the fastening tape 21 is fastened to the fastening-compatible portion 10. Therefore, the disposable diaper 1 can be appropriately worn around the waist of the wearer. For the description of the fastener 39 provided on the drawer tab 31, the above description regarding the fastener 23 provided on the fastening tape 21 is referred to.

In the embodiment shown in FIG. 11, it is preferable that the fastener 39 is detachably fastened to the opposite tab base material 32 before the use of the disposable diaper 1. When the fastener 39 is fastened to the tab base material 32 in this way, it is possible to prevent the fastener 39 from being inadvertently attached to other members of the disposable diaper 1 before using the disposable diaper 1, and the disposable diaper is prevented from being inadvertently attached to other members. The handleability of 1 is improved.

In the embodiment described above, the portion of the fastening tape 21 on the tip side of the first fold F1 is temporarily fastened to the flap portion 36 extending straight outward in the width direction x from the tab fixing portion 35 of the drawer tab 31. However, the flap portion 36 of the drawer tab 31 is folded inward in the width direction x, and even if the portion on the tip side of the first fold F1 of the fastening tape 21 is temporarily fastened to this folded portion. good. An example of the configuration in which the fastening tape is temporarily fastened to the drawer tab will be described with reference to FIGS. 12 to 17.

12 (a), 14 (a), and 16 (a) show the flat surface of the fastening tape and the drawer tab in a state where the fastening tape is folded back at the first fold and the drawer tab is folded back at the second fold. FIG. 12 (b), FIG. 14 (b), and FIG. 16 (b) show the fastening tape and the drawer tab shown in FIGS. 12 (a), 14 (a), and 16 (a), respectively. Represents a cross-sectional view of. FIG. 13A shows a plan view of the fastening tape and the drawer tab in a state where the folds of the first fold of the fastening tape shown in FIG. 12 are unfolded and the folds of the second fold of the drawer tab are unfolded. 13 (b) shows a cross-sectional view of the fastening tape and the drawer tab shown in FIG. 13 (a). FIG. 15 shows a plan view of the fastening tape and the drawer tab in a state where the folds of the first fold of the fastening tape shown in FIG. 14 are unfolded and the folds of the second fold of the drawer tab are unfolded. A plan view of the fastening tape and the drawer tab in a state where the folds of the first fold of the fastening tape shown in FIG. 16 are unfolded and the folds of the second fold of the drawer tab are unfolded is shown. In FIGS. 12 to 17, the same components as the fastening tape and the drawer tab shown in FIGS. 3 to 11 are shown using the same reference numerals. In the description of the fastening tape and the drawer tab of FIGS. 12 to 17 below, the description of the portion overlapping with the above will be omitted.

In the embodiment shown in FIGS. 12 and 13, the drawer tab 31 is folded inward in the width direction x at the second fold F2 between the fixed end 33 and the free end 34, and is the first of the fastening tape 21. The portion on the tip side of the fold F1 is fastened to the portion on the tip side of the second fold F2 of the drawer tab 31. Specifically, in the drawer tab 31, the flap portion 36 is folded inward in the width direction x with the skin surface side inward, and the portion of the fastening tape 21 on the tip side of the first fold F1 is formed. The flap portion 36 is fastened to a portion on the tip side of the second fold F2. Preferably, in the drawer tab 31, the tab body portion 37 is folded inward in the width direction x, and the portion on the tip end side of the first fold F1 of the fastening tape 21 is the second fold of the tab body portion 37. It is fastened to the part on the tip side of F2. If the portion of the fastening tape 21 on the tip side of the first fold F1 is fastened to the portion of the drawer tab 31 on the tip side of the second fold F2, the second fold F2 of the drawer tab 31 By unfolding the folds, the portion on the tip end side of the first fold F1 can be moved more greatly. Further, when the drawer tab 31 is lifted or pulled inward in the width direction x, the portion of the fastening tape 21 on the tip side of the first fold F1 is smoothly deployed together with the drawer tab 31 without bending. .. Therefore, the portion of the fastening tape 21 on the tip side of the first fold F1 can be more easily picked by hand.

As shown in FIG. 12, it is preferable that the drawer tab 31 is in a position where the free end 34 overlaps with the diaper main body 2 in a state of being folded back at the second fold F2. In the embodiment shown in FIG. 12, a part of the tab knob portion 38 overlaps with the diaper main body 2 in a state where the drawer tab 31 is folded back at the second fold F2 with the skin surface side inside. If the drawer tab 31 is folded back in this way before using the disposable diaper 1, it becomes easy to pinch the portion of the drawer tab 31 on the free end 34 side, and the drawer tab 31 can be lifted or in the width direction x. It will be easier to pull inward.

Although not shown in the drawing, the drawer tab 31 may be formed so that the free end 34 does not overlap with the diaper main body 2 in a state of being folded back at the second fold F2. In this case, it is preferable that the fastening tape 21 and the drawer tab 31 can be easily attached to the diaper main body 2 when the disposable diaper 1 is manufactured. That is, the fastening tape 21 and the drawer tab 31 are folded back at the first fold F1 with the skin surface side inside, and the drawer tab 31 folded back at the second fold F2 with the skin surface side inside. Is attached to facilitate the manufacture of disposable diapers 1. For example, the free end 34 of the drawer tab 31 folded back at the second fold F2 is not sandwiched between the side sheet 6 and the back sheet 4 of the diaper body 2, and the tape fixing portion 25 of the fastening tape 21 and the drawer tab 31 The tab fixing portion 35 is arranged between the side seat 6 and the back seat 4 of the diaper body 2 and can be easily fixed.

As shown in FIG. 12, when the drawer tab 31 is folded back at the second fold F2 and a plurality of tape knobs 27 are provided side by side in the front-rear direction y on the fastening tape 21, the tab knob 38 is provided in the front-rear direction. It is preferable that the tape knobs 27 are arranged between the plurality of tape knobs 27 with respect to y. It is preferable that the plurality of tape knobs 27 are fastened to the tab main body 37 on both sides of the tab knob 38 in the front-rear direction y. If the fastening tape 21 and the drawer tab 31 are configured in this way, it becomes easier to pinch the tab knob portion 38 of the drawer tab 31. Therefore, by lifting the drawer tab 31 or pulling it inward in the width direction x, the plurality of tape knobs 27 are simultaneously lifted together with the drawer tab 31, making it easier to pick each of the plurality of tape knobs 27 by hand. ..

In the embodiment shown in FIG. 12, two fasteners 23 are provided side by side in the width direction x on each tape knob portion 27 of the fastening tape 21, and the fastening tape 21 is at the tip of the fastener 23. It is fastened to the drawer tab 31 by a temporary fastening portion 24 provided on the side portion. The fastening tape 21 may constitute the fastening tape 21 in this way and may be temporarily fastened to the drawer tab 31 of the fastening tape 21.

When the drawer tab 31 is folded back at the second fold F2 as shown in FIG. 12, the drawer tab 31 can also be provided with a fastener. 14 to 17 show an embodiment in which the fastener 39 is provided on the drawer tab 31, and the fastener 39 is developed in a plane without the flap portion 36 of the drawer tab 31 being folded back and has a width. It is attached to the skin surface side of the tab base material 32 in a state of being laid down outward in the direction x (that is, a state shown in FIGS. 15 and 17). The drawer tab 31 is folded back at the second fold F2 with the skin surface side facing inward. By providing the fastener 39 on the drawer tab 31 in this way, it is possible to stably maintain the state in which the drawer tab 31 is folded back at the second fold F2 before the disposable diaper 1 is used. When wearing the disposable diaper 1, the fastener 39 can be used to temporarily attach the drawer tab 31 to the fastening corresponding portion 10 provided on the front side portion of the diaper main body 2. By temporarily fixing the drawer tab 31 to the fastening-compatible portion 10, the mounting position of the disposable diaper 1 around the wearer's waist is roughly determined, and then the fastening tape 21 is fastened to the fastening-compatible portion 10. Therefore, the disposable diaper 1 can be appropriately worn around the waist of the wearer. At this time, since the tip portion of the fastening tape 21 exists near the drawer tab 31 with the drawer tab 31 temporarily fastened to the fastening corresponding portion 10, the tip portion of the fastening tape 21 can be found immediately. Therefore, the operation of fastening the fastening tape 21 to the fastening corresponding portion 10 can be easily performed. The fastener 39 is preferably provided on the tab knob portion 38 of the drawer tab 31, whereby the tab knob portion 38 is picked up and the drawer tab 31 is provided on the front side portion of the diaper main body 2. It becomes easier to perform the operation of temporarily fixing to.

In the embodiment shown in FIGS. 14 and 15, the drawer tab 31 is formed so that the free end 34 does not overlap with the diaper body 2 when folded back at the second fold F2. If the drawer tab 31 is folded back at the second fold F2 in this way, the fastening tape 21 and the drawer tab 31 can be folded back along the side edge of the diaper body 2 in the width direction x, as shown in FIG. It will be easier. Further, when manufacturing the disposable diaper 1, the fastening tape 21 and the drawer tab 31 are attached to the diaper body 2 in a state where the fastening tape 21 is folded back at the first fold F1 and the drawer tab 31 is folded back at the second fold F2. Will be easier.

In the embodiment shown in FIGS. 16 and 17, the drawer tab 31 is formed so that the free end 34 overlaps with the diaper body 2 when folded back at the second fold F2. If the drawer tab 31 is folded back at the second fold F2 in this way, it becomes easy to pinch the portion of the drawer tab 31 on the free end 34 side, and the drawer tab 31 can be lifted or inside the width direction x. It becomes easier to pull to.

In the embodiment shown in FIG. 14, it is preferable that the fastener 39 is detachably fastened to the opposite tab base material 32 before the use of the disposable diaper 1. In the embodiment shown in FIG. 16, it is preferable that the fastener 39 is detachably fastened to the facing diaper body 2 (specifically, the skin surface side of the side sheet 6) before the use of the disposable diaper 1. When the fastener 39 is fastened to the tab base material 32 or the diaper body 2 in this way, it is possible to prevent the fastener 39 from being inadvertently attached to other members of the disposable diaper 1 before using the disposable diaper 1. Therefore, the handleability of the disposable diaper 1 is improved.

When the drawer tab 31 is folded back at the second fold F2, it is preferable that the second fold F2 is formed so as to extend substantially parallel to the front-rear direction y. Further, when the drawer tab 31 is folded back, it is preferable that the drawer tab 31 is folded back only at a crease extending substantially parallel to the front-rear direction y.

When the drawer tab 31 is folded back at the second fold F2, as shown in FIGS. 13, 15 and 17, the fastening tape 21 in the unfolded state of the first fold F1 is folded back at the second fold F2. It is preferable that the tab 31 extends outward in the width direction x rather than the drawer tab 31 in the expanded state. As a result, when the disposable diaper 1 is worn, even when the drawer tab 31 is unfolded, the fastening tape 21 is placed on the top (outside) of the drawer tab 31 so that the fastening tape 21 is placed on the front side of the diaper body 2. It can be easily fastened to the fastening corresponding portion 10. More preferably, with the fastening tape 21 and the drawer tab 31 unfolded, the fastener 23 provided on the fastening tape 21 is located outward of the outer edge of the drawer tab 31 in the width direction x.

As described above, various aspects of the fastening tape and the drawer tab provided in the disposable diaper of the present invention have been described with reference to the drawings. However, the configurations of the fastening tape and the drawer tab described above may be arbitrarily combined or appropriately combined. Can be changed. For example, the number of fasteners provided on the fastening tape is not limited, and the number of fasteners provided on the drawer tab may be one or two or more. The drawer tabs need not be provided with fasteners. The fastening tape may be fastened to the drawer tab by a fastener at a portion on the tip side of the first fold in a state of being folded back at the first fold, or may be fastened to the drawer tab by a temporary fastening portion. The flap portion of the drawer tab may extend in a plane without being folded back, or the flap portion may be folded back at the second fold. In the drawer tab, the tab fixing portion may be fixed to the diaper body, may be fixed to the fastening tape, or may be folded back at the boundary between the tab fixing portion and the flap portion. The drawer tab may be located at a position where the tab fixing portion overlaps with the diaper body, or may be located outside the width direction of the side edge of the diaper body in the width direction. The shape of the drawer tab is also not particularly limited, and the tab knob portion may or may not be formed. Further, the free end of the drawer tab may or may not overlap with the diaper body in a state where the drawer tab is folded back at the second fold.

1: Disposable diaper 2: Diaper body 3: Top sheet 4: Back sheet 5: Absorber 6: Side sheet 10: Fastening part 21: Fastening tape 22: Tape base material 23: Fastener (of fastening tape) 24: Temporary fastening part 25: Tape fixing part 26: Tape body part 27: Tape knob part 31: Drawer tab 32: Tab base material 33: Fixed end 34: Free end 35: Tab fixing part 36: Flap part 37: Tab body Part 38: Tab knob 39: Fastener (of drawer tab)

Claims (10)

A disposable diaper that has a width direction and a front-back direction and is provided with fastening tapes on both sides of the diaper body in the width direction.
The fastening tape is folded inward in the width direction at the first crease, and is folded inward.
A drawer tab is provided inward in the width direction from the first crease of the fastening tape.
The drawer tab has a fixed end on one side in the width direction, a free end on the other side, and is provided to be laid down outward in the width direction.
A disposable diaper characterized in that a portion of the fastening tape on the tip side of the first fold is fastened to the drawer tab. The drawer tab is folded inward in the width direction at the second crease between the fixed end and the free end.
The disposable diaper according to claim 1, wherein a portion of the fastening tape on the tip side of the first fold is fastened to a portion of the drawer tab on the tip side of the second fold. The disposable diaper according to claim 2, wherein the drawer tab is in a state where the free end overlaps with the diaper body in a state of being folded back at the second fold. The fastening tape is configured by providing a fastener on the skin surface side of the tape base material.
The disposable diaper according to any one of claims 1 to 3, wherein the fastening tape is folded back at the first fold with the fastener inside, and the fastener is fastened to the tape base material. The fastening tape is configured by providing a fastener on the skin surface side of the tape base material.
The disposable diaper according to any one of claims 1 to 4, wherein the fastener is provided at least on a portion of the fastening tape on the tip end side of the first fold. The disposable diaper according to claim 5, wherein the fastening tape is a fastener provided on a portion of the fastening tape on the tip end side of the first fold, and is fastened to the drawer tab. The disposable diaper according to claim 4 or 5, wherein the fastening tape is a temporary fastening portion provided on a portion of the fastening tape on the tip side of the fastener, and is fastened to the drawer tab. The disposable diaper according to claim 7, wherein the temporary fastening portion is formed by adhesive, welding, or crimping. The disposable diaper according to any one of claims 1 to 8, wherein the drawer tab is configured by providing a fastener on the skin surface side of the tab base material. The drawer tab has a tab main body portion and a tab knob portion extending in the width direction from the tab main body portion and having a length in the front-rear direction shorter than that of the tab main body portion.
The fastening tape has a tape main body portion and a tape knob portion extending in the width direction from the tape main body portion and having a length in the front-rear direction shorter than that of the tape main body portion.
A plurality of the tape knob portions are provided side by side in the front-rear direction, and the plurality of tape knob portions are fastened to the tab main body portion, respectively.
The disposable diaper according to any one of claims 1 to 9, wherein the tab knob portion is arranged between the plurality of tape knob portions in the front-rear direction.

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