JP2013146483A - Fastener member for paper diaper and paper diaper - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a fastener member and a paper diaper which allow a folded fastener member to be unfolded quickly and easily.SOLUTION: A fastener member 20 provided for an end part of a part 10b around a back side waist of a paper diaper 1 includes a fastener member body 21 and a fastening base material 23. The fastener member body 21 includes: a first part 21a connected to the part 10b around a back side waist; a second part 21b adjacent to and in parallel with the part 10b around the back side waist; a third part 21c adjacent to and in parallel with the second part 21b; a fourth part 21c adjacent to and in parallel with the third part 21c; a first fold 21e leading from the first part 21a to the second part 21b; a second fold 21f leading from the second part 21b to the third part 21c; and a third fold 21g leading from the third part 21c to the fourth part 21d. A fastening base material 23 is provided on a surface in the fourth part 21d, facing the third part 21c, and an end part in the fourth part 21d, on the opposite side to the third fold 21g is formed as a grip part 22.

Description

  The present invention relates to a fastener member for a paper diaper and a paper diaper.

  Conventionally, a diaper with a fastener capable of fixing a diaper using a fastener has been proposed. For example, Patent Document 1 discloses that fastening tapes are provided on both ends of the back side of the paper diaper, and that the fastening tape is fastened on the front side of the paper diaper while the paper diaper is applied to the body. ing. FIG. 7 is a cross-sectional view showing a configuration of a conventional fastening tape. As shown in FIG. 7, the fastening tape 120 includes a tape base 121 and a fastener 123 for detachably attaching the fastening tape 120 to the disposable diaper main body 110.

  Specifically, the tape base 121 includes a first portion 121a, a second portion 121b, and a third portion 121c. The first portion 121a is attached to the disposable diaper body 110. The 2nd part 121b is arrange | positioned in the position which overlaps with the disposable diaper main body 110, and is connected with the 1st part 121a via the 1st crease | fold 121e from the 1st part 121a to the 2nd part 121b. The third portion 121c is disposed at a position adjacent to the disposable diaper main body 110, and is disposed at a position adjacent to the second portion 121b, via a second fold 121f extending from the second portion 121b to the third portion 121c. And connected to the second portion 121b.

  A knob portion 122 is provided at the end of the third portion 121c opposite to the second fold 121f. Further, a fastener 123 is provided in the vicinity of the end of the third portion 121c opposite to the second fold 121f side.

  Furthermore, the 1st adhesion part 121h is provided between the 3rd part 121c and the disposable diaper main body 110, In this 1st adhesion part 121h, the 3rd part 121c and the disposable diaper main body 110 are adhesives etc. It is fixed by. Further, a second adhesive portion 121i is provided between the second portion 121b and the fastener 123, and the second portion 121b and the fastener 123 are fixed by an adhesive or the like in the second adhesive portion 121i. Has been.

JP2010-220872

  However, the above-described conventional fastening tape 120 has room for improvement in terms of usability. For example, when unfolding the folded fastening tape 120, the adhesion of the first adhesive portion 121h is peeled off, and the fastening tape 120 is developed so that the third portion 121c is exposed to the outside. In addition to peeling off the adhesion of the two adhesive portions 121i, the fastening tape 120 had to be developed so that the engaging surface of the fastener 123 was exposed to the outside. Therefore, there has been a problem that the work of developing the fastening tape 120 takes time and takes time.

  This invention is made | formed in view of the above, Comprising: It aims at providing the fastener member and paper diaper which can perform the expansion | deployment of the folded fastener member simply and quickly.

  In order to solve the above-described problems and achieve the object, the fastener member according to claim 1 includes a front waistline portion covering the abdomen side of the wearer and a back of the wearer. In a disposable diaper having a rear waistline covering the side, the disposable diaper is provided at an end of the front waistline or the rear waistline and is detachably engaged with the front waistline or the back waistline. A fastener member to be joined, wherein the fastener member main body is connected to the front waistline portion or the rear waistline portion, and the fastener member body has an end portion of the fastener member body, the front waistline Or the vicinity of the end of the fastener member main body that is connected to the rear waistline or the rear waistline, and the fastener member main body is disposed near the front waistline or the rear side. Engaging means for engaging with the waist portion The fastener member main body is gripped by the end opposite to the end of the fastener member main body connected to the front waistline or the rear waistline of the end of the fastener member main body. And holding the fastener member body in a folded state so that the gripping means is exposed to the outside, the fastener member body being A first portion connected to the rear waistline portion, a second portion parallel to the front waistline portion or the rear waistline portion, and a third portion parallel to the second portion. A portion, a fourth portion adjacent to the third portion in parallel, a first fold from the first portion to the second portion, a second fold from the second portion to the third portion, From the third part to the fourth part A third fold, and the engagement means is provided on a surface of the fourth part facing the third part, and the gripping means is provided at an end of the fourth part opposite to the third fold. Provided.

  The fastener member according to claim 2 is the fastener member according to claim 1, wherein the fastener member body is formed of an elastic member.

  The fastener member according to claim 3 is the fastener member according to claim 1 or 2, wherein the fastener member main body is folded so that an engagement surface of the engagement means comes into contact with the fastener member main body. Yes.

  Moreover, the fastener member according to claim 4 is the fastener member according to any one of claims 1 to 3, wherein the fastener member main body is embossed so that a basis weight is 50 g / m2 to 150 g / m2. The engaging means is formed of a plastic hook base material or an adhesive material.

  Further, the paper diaper according to claim 5 is a paper diaper having a front waistline portion covering the abdomen side of the wearer and a back waistline portion covering the back side of the wearer. The fastener member according to any one of claims 1 to 4 is provided at an end portion of the front waistline portion or the rear waistline portion, and the fastener member is the front waistline portion or the back waistline portion. It is detachably engaged with.

According to the fastener member according to claim 1 and the paper diaper according to claim 5, since the fastener member main body is held in a folded state so that the gripping means is exposed to the outside, the gripping means The folded fastener member body can be unfolded simply by lifting and pulling, and the unfolding of the fastener member can be performed easily and quickly.
The fastener member body includes a first part connected to the front waistline part or the rear waistline part, a second part adjacent to the front waistline part or the rear waistline part in parallel, and a second part. A third portion that is parallel to the third portion, a fourth portion that is parallel to the third portion, a first fold that extends from the first portion to the second portion, and a second that extends from the second portion to the third portion. A fold line and a third fold line extending from the third part to the fourth part, and an engagement means is provided on a surface of the fourth part facing the third part, on the opposite side of the fourth part from the third fold line. Since the gripping means is provided at the end, the fastener member main body can be gathered in a compact manner, and the fastener member main body can be further prevented from being caught on the manufacturing machine.

  Moreover, according to the fastener member of Claim 2, since the fastener member main body was formed with the elastic member, even after the fastener member main body is unfolded, the folded trace remains in the fastener member main body. Therefore, the fastener member main body can be expanded and contracted according to the body shape, and the wearing feeling can be improved.

  According to the fastener member of the third aspect, since the fastener member main body is folded so that the engagement surface of the engagement means comes into contact with the fastener member main body, the engagement surface of the engagement means is the manufacturing machine. Can be avoided, and damage to the engaging means can be further prevented.

  According to the fastener member of claim 4, the fastener member main body is formed of an embossed nonwoven fabric having a basis weight of 50 g / m 2 to 150 g / m 2, and the engaging means is formed of a plastic hook base. Since it was made of a material or an adhesive material, the fastener member main body is not broken or torn during use, and sufficient strength can be maintained.

It is a top view which shows the structure of the paper diaper which concerns on this Embodiment. It is a front view of the state by which the fastener member of FIG. 1 was folded. It is AA arrow sectional drawing of FIG. It is a figure which shows the state by which the fastener member of FIG. 3 was folded once. It is a figure which shows the state by which the fastener member of FIG. 4 was further folded once. It is a BB arrow sectional view of Drawing 2. It is sectional drawing which shows the structure of the conventional fastening tape.

  Hereinafter, embodiments of a fastener member and a disposable diaper according to the present invention will be described in detail with reference to the accompanying drawings. First, the overall configuration of the fastener member will be described, then the method of deploying the fastener member will be described, then the method of manufacturing the fastener member will be described, and finally a modification to the embodiment will be described. However, the present invention is not limited by this embodiment.

(Constitution)
Although the application object of the fastener member which concerns on this Embodiment is arbitrary, an infant paper diaper, an adult paper diaper, a pet paper diaper etc. are mentioned, for example. Below, the case where it applies to the adult paper diaper (henceforth a paper diaper) worn in order to capture excrement is demonstrated as an example for the wearing subject as an adult.

  FIG. 1 is a plan view showing a configuration of a paper diaper according to the present embodiment. FIG. 2 is a front view of the state in which the fastener member of FIG. 1 is folded. In the following description, the X direction in FIG. 1 is the width direction, and the Y direction is the length direction. Moreover, let the shape shown in FIG. 1 be a planar shape. As shown in FIG. 1, the paper diaper 1 is configured by fixing a fastener member 20 to a paper diaper main body 10.

(Configuration-paper diaper body)
The paper diaper main body 10 is a basic structure of the paper diaper 1. The paper diaper main body 10 includes a back material 11, a surface material 12, an absorber 13, a three-dimensional gather 14, and a target zone 15. Below, the paper diaper main body 10 is divided into two areas and described for convenience of explanation. Specifically, the paper diaper main body 10 is a section surface along the X direction, and the front waistline that covers the abdomen side of the wearer with a section surface passing through a substantially central position in the Y direction of the paper diaper main body 10 as a boundary. It is divided into a portion 10a and a rear waistline portion 10b covering the back side of the wearer. However, this section is conceptual and not physical, and the front waistline portion 10a and the back waistline portion 10b are formed as an integral unit without any boundary. Of the side surfaces of the paper diaper main body 10, the side surface facing the wearer's skin surface is referred to as the diaper inner side surface, and the side surface opposite to the wearer's skin surface is the diaper outer side surface. (The same applies to the side surface of the back material 11, the side surface of the surface material 12, and the side surface of the fastener member main body 21 described later).

(Composition-paper diaper body-back material)
The back material 11 is an impermeable means that does not transmit liquid excrement. The back material 11 is a plate-like body having a substantially hourglass shape in plan view, and is provided over the front waistline portion 10a and the back waistline portion 10b. The back material 11 is formed of a material that does not transmit liquid excrement, for example, a synthetic resin material such as polyethylene, a synthetic resin material such as vinyl chloride, a non-woven fabric having water repellency, or a combination thereof. Has been.

(Configuration-paper diaper body-surface material)
The surface material 12 is a transmission means that transmits liquid excrement. The surface material 12 has a smaller plate area than the back surface material 11 and is a sheet-like body having a rectangular planar shape. The surface material 12 is provided over the front waistline portion 10a and the back waistline portion 10b, and at least a part of the surface material 12 is fixed to the back surface material 11 by an adhesive or welding. The surface material 12 is formed of a material that allows liquid excretion to pass through, for example, a hydrophilic water-permeable sheet (specifically, a nonwoven fabric sheet or the like).

(Structure-paper diaper body-absorber)
The absorber 13 is an absorbing means that absorbs liquid excrement that has passed through the surface material 12. The absorber 13 is a plate-like body whose planar shape is a substantially rectangular shape or a substantially hourglass shape, and is provided over the front waistline portion 10a and the back waistline portion 10b. Specifically, as shown in FIG. 1, the absorber 13 is sandwiched between the back material 11 and the surface material 12, and at least a part of the absorber 13 is attached to the back material 11 or the surface material 12. It is fixed by an adhesive or welding. The absorber 13 is formed of a material that absorbs liquid excreta, for example, a water-absorbing material such as a polymer, pulp fiber, or a combination thereof.

(Configuration-paper diaper body-solid gathering)
The three-dimensional gather 14 is a leakage prevention means for preventing excrement from leaking out of the paper diaper main body 10. The three-dimensional gathers 14 are provided over the front waistline portion 10a and the back waistline portion 10b. Specifically, as shown in FIG. 1, a pair of three-dimensional gathers 14 is provided on the side surface inside the diaper of the surface material 12, disposed at both ends in the X direction of the absorber 13, and the surface material 12 On the other hand, it is fixed by an adhesive or welding. The three-dimensional gather 14 is formed of a non-woven fabric having water repellency that is difficult to permeate liquid excreta.

  Moreover, as shown in FIG. 1, the three-dimensional gather expansion-contraction material 14a is provided in the edge part on the opposite side to the edge part by the side of the paper diaper main body 10 in the three-dimensional gathers. The three-dimensional gather stretchable material 14a is a leak-proof stretchable member for stretching the three-dimensional gather 14 in order to fit the three-dimensional gather 14 to the wearer. The three-dimensional gather stretchable material 14a is a substantially elongated linear or rod-like body formed of an elastic member such as a rubber material, and is an adhesive to the three-dimensional gather 14 in a state where the three-dimensional gather stretchable material 14a is stretched. Or it is fixed by welding or the like.

(Configuration-disposable diaper body-target zone)
The target zone 15 is a fastener member fixing means for detachably fixing a fastening base material 23 described later of the fastener member 20 to the paper diaper main body 10. The target zone 15 is a substantially rectangular plate-like body formed of a synthetic resin material such as polyethylene, and is provided in the front waistline portion 10a. Specifically, as shown in FIG. 1, the target zone 15 is provided on the side surface of the back material 11 on the outer side of the diaper, and is fixed to the back material 11 by an adhesive or welding.

  Further, the specific configuration of the target zone 15 is arbitrary as long as it can be freely attached to and detached from a fastening base material 23 described later. For example, when the fastening base material 23 described later is a hook base material described later. The target zone 15 has an engaging portion to which the protrusion of the hook base material can be attached and detached. For example, the engaging portion may be formed of a loop material of a hook-and-loop fastener (that is, a female member, more specifically, a sheet material in which polyethylene / polyester fibers are knitted in a loop shape).

(Configuration-Fastener member)
The fastener member 20 is for fixing the paper diaper 1 to a wearer. The fastener member 20 is a plate-like body having a substantially rectangular planar shape, is provided in the rear waistline portion 10b, and is detachably engaged with the target zone 15 provided in the front waistline portion 10a. The fastener member 20 includes a fastener member main body 21 and a fastening base material 23.

(Configuration of fastener member-fastener member body)
3 is a cross-sectional view taken along the line AA in FIG. FIG. 4 is a view showing a state in which the fastener member 20 of FIG. 3 is folded once. FIG. 5 is a view showing a state where the fastener member 20 of FIG. 4 is further folded once. 6 is a cross-sectional view taken along line BB in FIG. As shown in FIG. 3, the fastener member main body 21 is a basic structure of the fastener member 20. The fastener member main body 21 is a plate-like body whose planar shape is a substantially rectangular shape. The fastener member main body 21 can be formed arbitrarily, but is preferably formed of, for example, a stretchable material (specifically, a nonwoven fabric or the like).

  As shown in FIG. 6, the fastener member main body 21 includes a first portion 21a, a second portion 21b, a third portion 21c, and a fourth portion 21d.

  The first portion 21a is connected to the rear waistline portion 10b. The first portion 21a is provided on the end side in the X direction of the rear waistline portion 10b and is disposed so as to be sandwiched between the back surface material 11 and the surface material 12. It is fixed to the surface material 12 with an adhesive or the like.

  The second portion 21b is adjacent to the rear waistline portion 10b in parallel. The second portion 21b is disposed at a position adjacent to the rear waistline portion 10b, and the first portion 21a to the second portion so that the surface material 12 and the second portion 21b are parallel to each other. It is connected to the first portion 21a through a first fold 21e that reaches 21b. In addition, a first bonding portion 21h is provided between the second portion 21b and the surface material 12, and in the first bonding portion 21h, the second portion 21b and the surface material 12 are bonded by an adhesive or the like. It is fixed.

  In this case, with respect to the arrangement of the first fold line 21e, it is preferable that the first fold line 21e is not easily caught by the manufacturing machine. In the present embodiment, the first fold line 21e is arranged in the vicinity of the end surface of the rear waistline portion 10b. Has been.

  The third portion 21c is adjacent to the second portion 21b in parallel. The third part 21c is arranged at a position adjacent to the second part 21b, and the second part 21b and the third part 21c are arranged so that the second part 21b and the third part 21c are parallel to each other. It is connected to the second portion 21b through the second fold line 21f. In addition, a second adhesive portion 21i is provided between the third portion 21c and the second portion 21b. In the second adhesive portion 21i, the third portion 21c and the second portion 21b are adhesives. It is fixed by etc.

  In this case, the second fold line 21f is preferably arranged so that the second fold line 21f is not easily caught by the manufacturing machine. In the present embodiment, the second fold line 21f is arranged so as to overlap the rear waistline portion 10b. Has been.

  The fourth portion 21d is adjacent to the third portion 21c in parallel. The fourth portion 21d is disposed at a position adjacent to the third portion 21c, and the third portion 21c and the fourth portion 21d are arranged so that the third portion 21c and the fourth portion 21d are parallel to each other. It is connected to the third portion 21c through the third fold line 21g.

  In this case, with respect to the arrangement of the third fold line 21g, it is preferable that the third fold line 21g is not easily caught by the manufacturing machine. In the present embodiment, the third fold line 21g is arranged in the vicinity of the end surface of the rear waistline portion 10b. Has been.

  A grip 22 is provided at the end of the fourth portion 21d opposite to the third fold 21g. The gripping part 22 is a gripping means for gripping the fastener member main body 21. The grip portion 22 is a plate-like body whose planar shape is a square shape or a curved shape, and is integrally formed by an end portion of the fourth portion 21d opposite to the third fold line 21g.

In this case, the length of the grip portion 22 in the X direction is preferably about the width of a human fingertip so that the user can grip the grip portion 22 with the fingertip, for example.
As for the arrangement of the gripping portion 22, specifically, it is preferable that the gripping portion 22 is not easily caught by the manufacturing machine. In the present embodiment, as shown in FIG. It arrange | positions so that the part 10b may overlap. Or it is not restricted to this, For example, it is the position where the holding | grip part 22 does not overlap with the rear side trunk periphery part 10b, Comprising: You may arrange | position in the vicinity of the rear side trunk periphery part 10b.

(Configuration of fastener member-fastening base material)
The fastening base material 23 is an engaging means for detachably attaching the fastener member 20 to the target zone 15. The fastening base material 23 is provided on the surface of the fourth portion 21d facing the third portion 21c, and is disposed in the vicinity of the end portion of the fourth portion 21d opposite to the end portion on the third fold 21g side. And fixed to the fourth portion 21d by an adhesive or welding.

  The structure of the fastening base material 23 corresponds to the structure of the target zone 15 described above. For example, the fastening base material 23 is formed of a loop material of a hook-and-loop fastener so that the target zone 15 engages a hook-shaped protrusion. In this case, the fastening base material 23 is formed of a hook base material having a protrusion portion with which the hook-shaped engaging portion is detachably engaged.

  Further, regarding the arrangement of the fastening base material 23, it is preferable that the fastening base material 23 is not easily caught by the manufacturing machine. Specifically, in the present embodiment, as shown in FIG. 23 is arrange | positioned so that it may overlap with the back side trunk periphery part 10b.

(Interrelationship between the position of the fastener member main body and the grip portion)
Next, the mutual relationship regarding the position of the fastener member main body 21 and the grip part 22 according to the present embodiment will be described. The folded state of the fastener member main body 21 is arbitrary, but it is desirable that the fastener member main body 21 is folded so that the fastener member main body 21 can be easily deployed. Specifically, in the present embodiment, as shown in FIG. 6, the fastener member main body 21 is held in a state of being folded by bellows folding so that the gripping portion 22 is exposed to the outside. . Here, “exposed to the outside” means that the grip portion 22 is exposed to the outside from a portion other than the grip portion 22 in the fastener member main body 21.

  In this case, with respect to the arrangement of the gripping portion 22, it is preferable that the gripping portion 22 is disposed at a position where the user can easily grip the gripping portion 22. For example, the gripping portion 22 is disposed on the fastener member main body 21. It may be arranged so as to protrude outward along either one of the folding direction of the fastener member main body 21 and the direction orthogonal to the folding direction of the fastener member main body 21 from the portion other than the grip portion 22 in FIG. Specifically, in the present embodiment, as shown in FIG. 6, the grip portion 22 is disposed so as to protrude along the direction from the outside to the inside of the rear waistline portion 10 b rather than the second fold line 21 f. Has been. Or it is not restricted to this, For example, the holding part 22 may be arrange | positioned so that it may protrude along the direction which goes to the 4th part 21d from the 3rd part 21c rather than the 4th part 21d. Further, the grip portion 22 is disposed so as to protrude along the direction from the rear waistline portion 10b to the front waistline portion 10a (or the opposite direction) from the first portion 21a to the fourth portion 21d. May be.

(Interrelationship between the position of the fastener member body and the fastening substrate)
Next, the mutual relationship regarding the position of the fastener member main body 21 and the fastening base material 23 according to the present embodiment will be described. The folded state of the fastener member main body 21 is arbitrary. For example, the fastening base material 23 is covered with the fastener member main body 21 or the like in order to prevent the fastening base material 23 from being damaged by a manufacturing machine. Is desirable. Specifically, in the present embodiment, as shown in FIG. 6, the fastener member main body 21 is folded so that the engagement surface of the fastening base material 23 comes into contact with the third portion 21 c.

  In this case, it is preferable to maintain a state where the engagement surface of the fastening base material 23 is in contact with the third portion 21c. Specifically, in the present embodiment, as shown in FIG. A third adhesive portion 21j is provided between the engagement surface of the attachment base material 23 and the third portion 21c. In the third adhesion portion 21j, the engagement surface of the fastening base material 23 and the third portion 21c are provided. The portion 21c is fixed with an adhesive or the like. Moreover, about the fabric weight of the fastening base material 23, it is good also as 50 g / m2-150 g / m2, for example.

(How to unfold the fastener body)
The method for deploying the fastener member 20 shown in FIG. 6 is as follows. First, the gripping part 22 arranged so as to protrude along the direction from the outside to the inside of the rear waistline part 10b is picked.

  Next, while holding the rear waistline portion 10b so that only the fastener member body 21 is pulled, the grip portion 22 is lifted along the direction from the third portion 21c to the fourth portion 21d, and the grip portion 22 is Pull along the direction from the inside to the outside of the rear waistline portion 10b. At this time, the grip portion 22 is pulled to such an extent that the first adhesive portion 21h, the second adhesive portion 21i, and the third adhesive portion 21j are peeled off. In addition, about the application quantity of the adhesive agent of each adhesion part, it is preferable that it is an application quantity of the grade which peels, for example when the holding part 22 is picked and pulled.

  Thus, the fastener member main body 21 can be effectively extended by lifting the grip portion 22. Thereby, since the adhesion of the first adhesive portion 21h, the second adhesive portion 21i, and the third adhesive portion 21j is peeled off, the fastener member 20 can be easily deployed. In particular, since the fastener member main body 21 is formed of an extending member, even after the fastener member main body 21 is unfolded, no folded trace remains in the fastener member main body 21. The main body 21 can be expanded and contracted.

(Method of manufacturing fastener body)
Next, a method for manufacturing the fastener member 20 configured as described above will be described. As shown in FIG. 3, first, the fastener member main body 21 is provided at the end in the X direction of the rear waistline portion 10b, and is disposed so as to be sandwiched between the back surface material 11 and the front surface material 12. Then, it is fixed to the back material 11 and the surface material 12 by an adhesive or welding.

  Next, the fastening base material 23 is provided on the side surface inside the diaper of the fastener member main body 21 and is opposite to the end portion of the fastener member main body 21 connected to the rear waistline portion 10b among the end portions of the fastener member main body 21. It arrange | positions in the edge part vicinity of the side, and it fixes to the fastener member main body 21 with an adhesive agent or welding. At this time, among the end portions of the fastener member main body 21, the length between the end portion opposite to the end portion of the fastener member main body 21 connected to the rear waistline portion 10 b and the fastening base material 23. In this embodiment, the length is about the width of the human fingertip.

  Next, as shown in FIG. 4, by applying an adhesive or the like to the side surface inside the diaper of the fastener member main body 21 that faces the engagement surface of the fastening base material 23 in the fastener member main body 21. The third adhesive portion 21j is formed.

  Further, the fastener member main body 21 is folded in the direction from the outer side to the inner side of the rear waistline portion 10b so that the engagement surface of the fastening base member 23 contacts the fastener member main body 21. Thereby, the fourth portion 21d and the third fold line 21g are formed. And the state which the engagement surface of the fastening base material 23 and the fastener member main body 21 contact | abutted can be hold | maintained by making the engagement surface of the fastening base material 23, and the 3rd adhesion part 21j contact. it can.

  The first adhesive portion 21h is formed by applying an adhesive or the like to the side surface inside the diaper of the fastener member main body 21 and in the vicinity of the end of the rear waistline portion 10b of the fastener member main body 21. . Further, by applying an adhesive or the like to the side surface outside the diaper of the fastener member main body 21, which is opposite to the side facing the engagement surface of the fastening base material 23 in the fastener member main body 21, 2 Adhesive part 21i is formed.

  Next, as shown in FIG. 5, in the portion between the portion where the first adhesive portion 21 h is provided in the fastener member main body 21 and the portion where the second adhesive portion 21 i is provided, the third fold line 21 g and The fastener member main body 21 is folded in the direction from the inner side to the outer side of the rear waistline portion 10b so that a reverse crease is formed. Thereby, the third portion 21c and the second fold line 21f are formed. At this time, the third portion 21c and the second fold line 21f are arranged so that the gripping part 22 protrudes along the direction from the outside to the inside of the rear waistline part 10b rather than the second fold line 21f.

  Subsequently, as shown in FIG. 6, in the portion between the portion of the fastener member main body 21 where the first adhesive portion 21 h is provided and the portion adjacent to the end portion of the rear waistline portion 10 b, the second crease The fastener member main body 21 is folded in the direction from the outside to the inside of the rear waistline portion 10b so that a fold opposite to 21f is formed. Thereby, the 1st part 21a, the 2nd part 21b, and the 1st crease | fold 21e are formed. At this time, the grip part 22, the second fold line 21f, and the fastening base material 23 overlap with the rear waistline part 10b, and the first fold line 21e and the third fold line 21g are end faces of the rear waistline part 10b. The first portion 21a, the second portion 21b, and the first fold line 21e are arranged so as to be close to each other.

  Further, the second portion 21b and the second adhesive portion 21i are brought into contact with each other, and the surface material 12 and the first adhesive portion 21h are brought into contact with each other. Thereby, while being able to hold | maintain the state which the 2nd part 21b and the 3rd part 21c contact | abutted, it can hold | maintain the state which the 2nd part 21b and the surface material 12 contact | abutted.

(effect)
As described above, according to the present embodiment, the fastener member main body 21 is held in a folded state by bellows folding so that the grip portion 22 is exposed to the outside. The folded fastener member main body 21 can be unfolded simply by pulling, and the unfolding of the fastener member main body 21 can be performed easily and quickly.

  The fastener member body 21 includes a first portion 21a connected to the rear waistline portion 10b, a second portion 21b adjacent to the rear waistline portion 10b in parallel, and a parallel shape to the second portion 21b. The adjacent third portion 21c, the fourth portion 21d adjacent to the third portion 21c in parallel, the first fold 21e extending from the first portion 21a to the second portion 21b, and the second portion 21b to the third portion 21c. A second fold line 21f extending to the third part 21c and a third fold line 21g extending from the third part 21c to the fourth part 21d, and a fastening base material 23 is provided on the surface of the fourth part 21d facing the third part 21c, Since the grip portion 22 is provided at the end of the fourth portion 21d opposite to the third fold line 21g, the fastener member main body 21 can be compactly assembled, and the fastener member main body 21 is caught by the manufacturing machine. Can Kukusuru.

  Further, since the fastener member main body 21 is formed of a stretchable member, even after the fastener member main body 21 is unfolded, no folded trace remains on the fastener member main body 21. The main body 21 can be expanded and contracted, and the wearing feeling can be improved.

  Moreover, since the fastener member main body 21 is folded so that the engagement surface of the fastening base material 23 contacts the fastener member main body 21, the engagement surface of the fastening base material 23 is in direct contact with the manufacturing machine. This can be avoided, and damage to the fastening base material 23 can be further prevented.

[Modifications to Embodiment]
Although the embodiments of the present invention have been described above, the specific configuration and means of the present invention can be arbitrarily modified and improved within the scope of the technical idea of each invention described in the claims. Can do. Hereinafter, such a modification will be described.

(About problems to be solved and effects of the invention)
First, the problems to be solved by the invention and the effects of the invention are not limited to the above-described contents, and the present invention solves the problems not described above or has the effects not described above. There are also cases where only some of the described problems are solved or only some of the described effects are achieved.

(About the number of fastener members)
In the present embodiment, the pair of fastener members 20 are provided at both ends in the X direction of the paper diaper main body 10 with respect to the paper diaper 1. However, the present invention is not limited to this, for example, the end in the X direction of the paper diaper main body 10 A plurality of fastener members 20 may be provided respectively.

(Details of installation of fastener members)
In the present embodiment, it has been described that the fastener member 20 is provided in the rear waistline portion 10b, but is not limited thereto. For example, the fastener member 20 may be provided in the front waistline portion 10a, or may be provided in the front waistline portion 10a and the back waistline portion 10b.

  In the present embodiment, the first portion 21 a of the fastener member 20 has been described as being sandwiched between the back material 11 and the front material 12, but is not limited thereto. For example, the water-repellent nonwoven fabric constituting the three-dimensional gather 14 is projected from the surface material 12 along the direction from the inner side to the outer side of the rear waistline portion 10 b and is disposed at a position facing the back surface material 11. When it is, the 1st part 21a of the fastener member 20 may be arrange | positioned so that it may be pinched | interposed between the edge part of the three-dimensional gather 14, and the back surface material 11. FIG. In this case, the first portion 21 a of the fastener member 20 is fixed to the three-dimensional gather 14 and the back surface material 11 with an adhesive or the like.

(About target zone and fastening base material)
In the present embodiment, when the target zone 15 is configured to engage the hook-shaped protrusion, the fastening base material 23 is detachably engaged with the hook-shaped protrusion. Although described as a member having an engaging portion, the present invention is not limited to this. For example, the target zone 15 and the fastening substrate 23 may be bonded to each other by providing an adhesive layer on the target zone 15 or the fastening substrate 23. In addition, when the adhesion base layer 23 is provided in the fastening base material 23, the target zone 15 may be formed, for example with the sheet material of a polyethylene resin.

(About fastener body and gripping part)
In the present embodiment, the gripping portion 22 protrudes outward along the direction from the outer side of the rear waistline portion 10b toward the inner side (or the opposite direction) from the portion other than the gripping portion 22 in the fastener member main body 21. However, the present invention is not limited to this. For example, in the present embodiment, the first portion of the fastener member main body 21 other than the grip portion 22 protrudes outward from the grip portion 22 along the direction from the outside to the inside of the rear waistline portion 10b. A second fold 21f may be arranged.

(About fastener body and fastening substrate)
In this Embodiment, although demonstrated that the fastener member main body 21 was folded so that the engagement surface of the fixation base material 23 may contact | abut the 3rd part 21c, it is not restricted to this. For example, the fastener member main body 21 may be folded so that the engagement surface of the fastening base material 23 contacts the surface material 12. In this case, at least a part of the contact portion of the surface material 12 with the fastener member main body 21 is fixed by an adhesive or the like.

(Other fastener member structures, deployment methods, and manufacturing methods)
In addition, the structure, deployment method, and manufacturing method of the fastener member 20 can be arbitrarily changed without departing from the technical idea described above.

DESCRIPTION OF SYMBOLS 1 Paper diaper 10 Paper diaper main body 10a Front side waist part 10b Rear side waist part 11 Back surface material 12 Surface material 13 Absorber 14 Three-dimensional gather 14a Three-dimensional gather elastic material 15 Target zone 20 Fastener member 21 Fastener member main body 21a, 121a 1st part 21b , 121b 2nd part 21c, 121c 3rd part 21d 4th part 21e, 121e 1st fold 21f, 121f 2nd fold 21g 3rd fold 21h, 121h 1st adhesive part 21i, 121i 2nd adhesive part 21j 3rd adhesive part 22 gripping part 23 fastening base material 110 disposable diaper main body 120 fastening tape 121 tape base material 122 knob part 123 fastener

Claims (5)

In a paper diaper having a front waistline portion covering the abdomen side of the wearer and a back waistline portion covering the back side of the wearer, of the wearer's torso, the front waistline portion or the rear waistline A fastener member that is provided at an end of a surrounding portion and is detachably engaged with the front waistline portion or the rear waistline portion,
A fastener member main body connected to the front waistline portion or the rear waistline portion;
The fastener member main body is disposed in the vicinity of the end opposite to the end of the fastener member main body connected to the front waistline or the rear waistline of the end of the fastener member main body. Engagement means for engaging the fastener member main body with the front waistline portion or the rear waistline portion,
Out of the end portions of the fastener member main body, for gripping the fastener member main body, the end opposite to the end portion of the fastener member main body connected to the front waistline portion or the rear waistline portion. Formed as a gripping means,
Holding the fastener member main body in a state of being folded a plurality of times so that the gripping means is exposed to the outside,
The fastener member body is
A first portion connected to the front waistline or the back waistline;
A second portion adjacent to the front waistline portion or the rear waistline portion in parallel,
A third portion adjacent in parallel to the second portion;
A fourth portion adjacent to the third portion in parallel;
A first fold from the first part to the second part;
A second fold from the second part to the third part;
A third fold from the third part to the fourth part,
The engagement means is provided on a surface of the fourth portion facing the third portion,
The gripping means is provided at the end of the fourth portion opposite to the third fold,
Fastener member. The fastener member body was formed of an elastic member.
The fastener member according to claim 1. The fastener member body is folded so that the engagement surface of the engagement means comes into contact with the fastener member body.
The fastener member according to claim 1 or 2. The fastener member body is formed of an embossed nonwoven fabric having a basis weight of 50 g / m2 to 150 g / m2,
The engaging means is formed of a plastic hook base material or an adhesive material.
The fastener member as described in any one of Claim 1 to 3. A disposable diaper having a front waistline portion covering the abdomen side of the wearer and a back waistline portion covering the back side of the wearer of the wearer's torso,
The fastener member according to any one of claims 1 to 4 is provided at an end portion of the front waistline portion or the rear waistline portion, and the fastener member is detachable from the front waistline portion or the rear waistline portion. Engaged with,
Paper diapers.

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