JP4969894B2 - Pants-type disposable diapers - Google Patents

Description

  The present invention relates to a pants-type disposable diaper. More specifically, the present invention relates to a pants-type disposable diaper that prevents stuffiness at the waist when wearing a diaper and can be easily removed when the diaper after use is removed from the wearer.

  Generally, a pants-type disposable diaper is composed of a diaper body including a liquid-permeable top sheet, a liquid-impermeable back sheet, and an absorbent body disposed between the two sheets. The opposite side edges of each other are joined to form an opening around the waist and a pair of openings around the legs, and an elastic elastic member is arranged along each opening. And various forms have been proposed so that they can be suitably used according to the application, and are widely used from infants to adult incontinent persons.

  Such a pants-type disposable diaper improves the leakage prevention effect by improving the fit between the waist circumference and leg circumference, but the waist circumference of the wearer and the size of the leg circumference When the circumference of the leg is small, the diaper does not fit sufficiently in that portion, and thus there is a problem that leakage occurs from that portion.

  In order to improve the problems as described above, a pants-type disposable diaper in which fastening tapes are arranged along the waist opening and leg opening and each opening is tightened with the fastening tape (Patent Documents) 1) A pants-type disposable diaper (Patent Document 2) in which a fastening tape is attached along the opening around the waist, and the opening around the waist is tightened with the fastening tape. A pants-type disposable diaper (Patent Literature 3, Patent Literature 4) and the like in which the waist portion is fastened with an attachment and fastening piece have been proposed.

  However, the above conventional pants-type disposable diapers all have a structure that covers the wearer's waistline more than necessary because the waistline and leg circumference are improved to improve the leakage prevention effect. For this reason, there is a problem that the portion from the wearer's torso to the leg is easily stuffy.

Furthermore, when removing a used diaper from a wearer, the pants-type disposable diaper will tear off the joints of the side edges joining the front and back bodies by hand. The diaper may be difficult to tear by hand depending on the joined state of the side edges, and excessive force is applied when tearing, and the excrement will jump out from the diaper, causing dirt on the wearer's clothing and skin. It has the problem that it ends up.
Japanese Utility Model Publication No. 5-39531 Japanese National Patent Publication No. 10-503096 JP-A-5-317356 Special table 2003-533247 gazette

  The present invention overcomes the problems of the conventional pants-type disposable diaper described above, prevents stuffiness around the waist when wearing a diaper, provides a good wearing feeling, and removes the diaper after use from the wearer. The present invention also provides a pants-type disposable diaper that can easily tear the joints of the side edges of the front and rear bodies.

  The present invention for solving the problems of the conventional pants-type disposable diapers includes the following inventions.

(1) It consists of a front body, a back body, and a crotch part located between these front and back bodies, and joins the opposite longitudinal side edges of the front body and back body to a pair of openings around the waist. In a pants-type disposable diaper in which an opening around the leg is formed and an elastic elastic member is disposed along at least a part of each opening,
At least one cutout is formed on the side edge of at least one of the front body and the back body, and the front body and the back body are not at the portion where the cutout is formed. A pants-type disposable diaper characterized by being in a joined state.

(2) A fastening tape having fastening means that can be attached to and detached from the other body is attached to one of the front body and the back body at the site where the cutout portion is formed. A pants-type disposable diaper according to item (1), characterized in that

(3) The pants-type disposable diaper according to (2), wherein the base material of the fastening tape is formed of a material having stretch elasticity.

(4) A diaper main body having a liquid-permeable top sheet, a liquid-impermeable back sheet, and an absorbent body disposed between the two sheets, and the front and rear bodies of the diaper main body are relative to each other. The pants-type disposable diaper according to any one of the items (1) to (3), wherein both side edges are joined to each other.

(5) The pants-type disposable according to (4), wherein side panels are attached to both side edges of the front and rear bodies of the diaper body, and the side panels are joined to form a pants-type. Diapers.

(6) The pants-type disposable diaper according to (5), wherein the side panel is formed of a material having elastic elasticity.

(7) An absorbent main body having a liquid-permeable top sheet, a liquid-impermeable back sheet, and an absorbent body disposed between the two sheets, and disposed in the front and back bodies of the absorbent main body A strip-shaped connecting member having a length extending outward from both side edges of the absorbent main body, and is formed into a pants shape by joining opposite side edges along the longitudinal direction of the diaper of the connecting member. The pants-type disposable diaper according to any one of items (1) to (3), wherein

(8) The pants-type disposable diaper according to (7), wherein the band-shaped connecting member is formed of a material having elastic elasticity.

(9) An absorbent main body having a liquid-permeable top sheet, a liquid-impermeable back sheet, and an absorbent body disposed between the two sheets, and the absorbent main body is attached to the wearer. (1) to (3), characterized in that it is formed into a pants shape by joining opposite side edges of the front body and the back body of the exterior member. The underpants type disposable diaper of any one of clauses.

The pants-type disposable diaper of the present invention is formed by joining opposite longitudinal side edges of the front body and the back body, and at least one cutout is formed on the side edge of one body. In the part where the notch is formed, the front body and the back body are not joined.
In the pants-type disposable diaper of the present invention having such a configuration, the front and back bodies are in a non-joined state at the portion where the notch is formed, so that the breathability is good, and the waist circumference is stuffy when wearing the diaper. Is prevented. Further, when the diaper after use is torn at the joint portion and removed from the wearer, since the joint portion is not formed at the notch portion, the length of the joint portion is shortened and the tear is easy to tear.

  In the case of the present invention, in the part where the notch is formed, by attaching a fastening tape having fastening means detachable from the other body to one body of the front body and the back body, It is possible to tighten the portion where the notch is formed with the fastening tape, and to improve the fit of this portion.

  The pants-type disposable diaper of the present invention comprises a front body, a back body, and a crotch portion positioned between the front and back bodies, and joins the opposite longitudinal side edges of the front body and the back body around the waist. An opening and a pair of leg openings are formed, and an elastic elastic member is disposed along at least a part of each opening.

Specifically, it comprises a diaper body having a liquid-permeable top sheet, a liquid-impermeable back sheet, and an absorbent body disposed between the two sheets, and the front and back bodies of the diaper body. It may be a so-called integrated pants-type disposable diaper that is formed in a pants shape by joining opposite longitudinal side edges thereof.
In this case, a side panel having elastic elasticity may be attached to both side edges in the longitudinal direction of the front and rear bodies, and opposite side edges of the side panels may be joined to form a pants shape.

  Also, an absorbent main body having a liquid-permeable top sheet, a liquid-impermeable back sheet, and an absorbent body disposed between the two sheets, and disposed in the front and back bodies of the absorbent main body. The belt comprises a strip-shaped connecting member having a length extending outward from both side edges of the absorbent main body, and is formed into a pants shape by joining opposite side edges along the diaper longitudinal direction of the connecting member. A so-called two-piece pants-type disposable diaper may be used.

  Furthermore, an absorbent main body having a liquid-permeable top sheet, a liquid-impermeable back sheet, and an absorbent body disposed between the two sheets, and the absorbent main body are attached to the wearer. It may be a two-piece type pants-type disposable diaper that is formed of a pouch-type that is formed of a pouch-shaped joint that is formed of a pouch-shaped outer member that is held in contact with each other.

  Hereinafter, the pants-type disposable diaper of the present invention will be described in detail with reference to the drawings, but of course, the present invention is not limited thereto.

FIG. 1: has shown one example of the underpants type disposable diaper of this invention, and is the perspective view which looked at the state which assembled the underpants type disposable diaper from the front body side.
In FIG. 1, a pants-type disposable diaper 1 is composed of an absorbent main body 2 and strip-shaped connecting members 3 attached to both end regions of the absorbent main body 2 in the longitudinal direction. The both side edges along the longitudinal direction of the diaper of the connecting member 3 in the front body 4 and the back body 5 are joined via the joint 7 to form a waist circumference opening 8 and a pair of leg circumference openings 9; Stretchable elastic members 10 and 11 are arranged along each opening, and a plurality of stretchable elastic members 10 ′ are arranged in the width direction of the diaper in a region where the absorbent main body 2 does not exist also in the waistline portion. Is arranged.
As shown in FIGS. 6 to 8, the connecting member 3 has two nonwoven fabrics 31 and 32, and the elastic elastic member 10 ′ is sandwiched between the two nonwoven fabrics 31 and 32. It has become.

  Further, notches 12 are formed at both side edges in the longitudinal direction of the connecting member 3 on the front body 4 side, and the connecting member 3 on the rear body 5 side is not connected to the portion where the notched portion 12 is formed. Joined state. Further, a fastening tape 13 is disposed at a portion where the notch 12 is formed, and one end of the fastening tape 13 connects the side edge of the connecting member 3 on the back body 5 side and the joint 14. The fastening means 15 is attached to the other end region, and is detachably fastened to the target sheet 16 disposed on the surface of the connecting member 3 on the front body 4 side. .

  In the present embodiment, the example in which the fastening means of the fastening tape and the target sheet that can be fastened are arranged on the surface of the connecting member on the front body side is shown, but the connecting member is made of a material that can be fastened to the fastening means. When formed, it is not always necessary to arrange the target sheet.

FIG. 2: is the perspective view which looked at the state which assembled the underpants type disposable diaper of this invention from the back body side.
In FIG. 2, reinforcing sheets 17 are arranged on the surfaces of both side edges in the longitudinal direction of the connecting member 3 on the rear body 5 side of the pants-type disposable diaper 1, and are joined to the connecting member 3 via the joint 14. (See FIGS. 6 and 7). In this way, by arranging the reinforcing sheet 17, as shown in FIG. 1, when the fastening tape 13 is arranged at the part of the notch 12, the fastening tape 13 is attached to the back body 5 side together with the reinforcing sheet 17. Since the connection member 3 can be firmly joined, an operation for pulling the fastening tape 13 and tightening the portion where the notch 12 is formed can be easily performed.
1 and 2 show an example in which the stretchable elastic member 10 ′ in the waistline portion is disposed in a discontinuous state that is not disposed in the portion where the absorbent main body 2 exists. You may arrange | position continuously over the whole part.

FIG. 3 shows a state in which both side edges of the pants-type disposable diaper of the present invention in FIG. 1 are opened and unfolded, and is a partially cut-out developed plan view when viewed from the top sheet side.
In FIG. 3, the pants-type disposable diaper 1 includes an absorbent main body 2 and a strip-shaped connecting member 3, and the absorbent main body 2 includes a liquid-permeable top sheet 21, a liquid-impermeable back sheet 22, The connecting member 3 is basically formed from the absorbent body 23 disposed between these two sheets, and the connecting member 3 is larger than the width dimension of the absorbent main body 2 in the front body 4 and the rear body 5 of the absorbent main body 2. The thing which has a long dimension and is extended outward from the both-sides edge part of the absorptive main body 2 is arrange | positioned.

  In addition, a waist elastic elastic member 10 is disposed at the position of the opening around the waist of the longitudinal edge of the connecting member 3, and a waist elastic elastic member 10 ′ is disposed at the position of the waist. Further, notches 12 are formed at both side edges in the longitudinal direction of the connecting member 3 on the front body 4 side. Further, leg elastic elastic members 11 are arranged at the positions of the leg openings at both side edges of the crotch part 6 of the absorbent main body 2, and the length of the pants-type disposable diaper is disposed inside the leg openings. A pair of three-dimensional gathers 18 having a stretchable elastic member 20 disposed on the free edge of the liquid-impermeable sheet 19 disposed in the direction on the center side of the absorbent main body is disposed.

Figure 4 is a perspective view of a state where the assembled path Ntsu type disposable diaper from the front body side shows different examples (Reference Example) The FIG. 4, the same parts as those in FIG. 1 are denoted by the same reference numerals, and redundant description is omitted.
In FIG. 4, at both side edges of the connecting member 3 on the front body 4 side, notches 12 are provided at two locations, a region including the upper side on the waist opening side and a region including the lower side on the leg opening side, respectively. The fastening tape 13 is attached to the portion where the cutout portions 12 are formed. The connecting member 3 has two nonwoven fabrics 31 and 32, and the elastic elastic member 10 ′ is sandwiched between the two nonwoven fabrics 31 and 32.
In the part of the notch 12 formed in the connecting member 3 on the front body 4 side, the connecting member 3 on the front body 4 side and the connecting member 3 on the back body 5 side are not joined, and each notch 12 A fastening tape 13 is disposed at the formed site.

FIG. 5 is a partially enlarged plan view showing a state of a portion where a notch is formed in the side edge of the front and rear bodies in the pant-type disposable diaper of the present invention.
In FIG. 5, the notch 12 is formed in the side edge of the connecting member 3 on the front body 4 side, and the connecting member on the front body side and the back body side is not at the portion where the notch 12 is formed. Joined state. Further, a fastening tape 13 is disposed at a portion where the notch 12 is formed, and one end of the fastening tape 13 is interposed between the side edge of the connecting member on the back body side and the joint 14. The fastening means 15 is attached to the other end region, and is detachably fastened to the surface of the connecting member 3 on the front body 4 side of the fastening tape 13. A target sheet 16 shown in FIG. 1 can be disposed on the surface of the connecting member 3 on the front body 4 side to which the fixing means 15 is fixed, but the surface of the connecting member 3 on the front body 4 side is fixed. It is not always necessary to arrange the target sheet 16 as long as the means can be directly attached.

FIG. 6 is a cross-sectional view showing a state where the portion where the notch portion shown in FIG. 5 is formed is cut along the line XX.
In FIG. 6, the connecting member 3 is composed of two non-woven fabrics 31 and 32, and is arranged and formed in a state in which a stretchable elastic member 10 ′ (not shown) is sandwiched between the two non-woven fabrics 31 and 32. Yes.
Moreover, the notch part 12 is formed in the side edge part of the connection member 3 of the front body 4 side, and the connection member 3 of the front body 4 side and the back body 5 side is a non-joining state in the site | part in which the notch part 12 was formed. It has become. Further, a fastening tape 13 is disposed at a portion where the notch 12 is formed, and one end of the fastening tape 13 is connected to the side edge of the connecting member 3 on the back body 5 side and the connecting member 3. It is joined together with the reinforcing sheet 17 arranged on the surface via the joining portion 14, and a hook material of a hook-and-loop fastener as the fastening means 15 is attached to the other end region of the fastening tape 13, It is fixed to the surface of the connecting member 3 made of a nonwoven fabric on the front body 4 side so as to be detachable. In this example, the target sheet 16 is not arranged.

FIG. 7 is a cross-sectional view showing a state where the portion where the notch portion shown in FIG. 5 is formed is cut along line XX, and shows an example different from FIG. In FIG. 7, the same parts as those in FIG. 6 are denoted by the same reference numerals, and redundant description is omitted.
In FIG. 7, the reinforcing sheet 17 is disposed between the two nonwoven fabrics 31 and 32 that form the connecting member 3 on the back body 5 side.
Further, the hook member constituting the fastening means 15 provided at the end of the fastening tape 13 is detachably fastened to the surface of the connecting member 3 on the front body 4 side. The sheet 16 is not arranged.

FIG. 8 is a cross-sectional view showing a state in which the portion where the notch portion shown in FIG. 5 is formed is cut along line XX, and shows an example further different from FIGS. 6 and 7. In FIG. 8, the same parts as those in FIG. 6 are denoted by the same reference numerals, and redundant description is omitted.
In FIG. 8, the notch 12 is formed in the connecting member 3 on both the front body 4 side and the back body 5 side, and one of the fastening tapes 13 disposed at the site where the notch 12 is formed. The end portion is joined to the side edge portion of the reinforcing sheet 17 via the joint portion 14. This example is also an example in which the target sheet 16 is not arranged.

  FIG. 9 is a cross-sectional view showing a state cut along line YY in the partially enlarged plan view of FIG. 3, and shows an arrangement state of the three-dimensional gathers 18 made of a water-repellent nonwoven fabric 19 having air permeability. Yes. When the pants-type disposable diaper 1 is worn, the three-dimensional gather 18 is disposed on the free edge on the central side of the absorbent main body with the vicinity of both side edges of the absorbent body 23 of the absorbent main body 2 at the opening around the legs as a standing base end. When the elastic elastic member 20 contracts, it rises on the absorbent main body and forms a leak-proof wall.

  Hereinafter, although the material used in this invention is demonstrated, this invention is not restrict | limited at all by these.

  In the present invention, as the liquid-permeable top sheet, a non-woven fabric made of synthetic fiber or the like using polyethylene, polypropylene, polyester, or other thermoplastic resin as a raw material is used.

  In the present invention, the liquid-impermeable and breathable back sheet is a liquid-impermeable liquid impermeable material such as a polyethylene sheet provided with micropores or a sheet stretched by adding a filler to a thermoplastic resin. This sheet is used. When such a sheet is used, stuffiness is improved and a comfortable wearing feeling can be obtained. Furthermore, a sheet having a laminated structure in which a cover sheet made of a nonwoven fabric is bonded to the outside of such a sheet can also be used.

  In the present invention, any absorber can be used as long as it is used for absorbent articles such as ordinary disposable diapers. In other words, a combination of cotton-like pulp and superabsorbent polymer (SAP), a material added with heat-sealing fibers, etc. can be used, and the whole is wrapped in a hydrophilic sheet such as a tissue. Is preferred. In addition, a sheet-like absorbent body such as one provided with a SAP layer on one side of a hydrophilic sheet and one in which SAP is sandwiched between two hydrophilic sheets can also be used. The shape of the absorber may be an hourglass shape or a rectangle.

  In the present invention, the connecting member can be formed of a nonwoven fabric containing synthetic fibers made from polyethylene, polypropylene, polyester, or other hot-melt resin. The said nonwoven fabric is comprised from the fiber which consists of the said raw material synthetic fiber single-piece | unit, or what mixed the core sheath fiber using two types of synthetic resin raw materials or multiple types. Moreover, the nonwoven fabric may be manufactured from a heat-meltable synthetic fiber and another natural fiber or a mixed raw material of synthetic fiber. The connecting member can be used with one of these nonwoven fabrics, with two or more of them laminated, and with one nonwoven fabric folded.

  In the present invention, the elastic members disposed in the connecting member, the leg opening and the waist opening include thread rubber, flat rubber, etc. made of synthetic rubber such as natural rubber or urethane. Stretchable elastic members that are normally used in the above can be used as they are. These stretchable elastic members are arranged in an expanded state, and are bonded and fixed by a hot melt adhesive or the like.

In the present invention, the fastening tape is formed by arranging fastening means in one end region of the base sheet.
As the base sheet, since it may touch the wearer's skin, it is preferably formed of a flexible material, and preferably has stretchability, and is made of nonwoven fabric such as stretch film, flat rubber, and thread rubber. A sheet, a stretchable foam, etc. that are sandwiched and fixed with can be used. As the fastening means, various adhesives, hook materials for hook-and-loop fasteners, and the like can be used.

  In the present invention, when the fastening means is formed of an adhesive, the target sheet that is detachably attached to the fastening means of the fastening tape can be re-adhered and re-peeled with the adhesive. When a film made of various synthetic resins is used and the fastening means is formed of a hook material of a hook-and-loop fastener, a loop material or a non-woven fabric that can be engaged with the hook material is used.

In the present invention, the reinforcing sheet can be formed of a heat-fusible nonwoven fabric made of synthetic fiber or the like using polyethylene, polypropylene, polyester, or other thermoplastic resin as a raw material, and has a basis weight of 20 to 100 g / m ² is preferable, and 40 to 70 g / m ² is more preferable.

The pants-type disposable diaper of the present invention has a longitudinally opposite side edges of the front and rear bodies of a diaper main body having a liquid-permeable top sheet, a liquid-impermeable back sheet, and an absorbent body disposed between the two sheets. A side panel may be attached to the portion, and opposite side edge portions of the side panel may be joined to form a pants shape.
In the present invention, the side panel can be formed of a heat-fusible non-woven fabric made of polyethylene, polypropylene, polyester, or other synthetic fibers made of thermoplastic resin as a raw material, an elastic film, an elastic net, A sheet in which stretchable elastic members such as flat rubber, thread rubber, and stretchable foam are stretched, and sandwiched and fixed between the nonwoven fabrics by adhesive fixing or hot bonding with a hot melt adhesive or the like can be used. In addition, it is also possible to use a sheet that can be stretched by sandwiching and fixing the stretchable elastic member with a stretchable nonwoven fabric while maintaining the natural length.

The pants-type disposable diaper of the present invention includes a liquid-permeable top sheet, a liquid-impermeable back sheet, an absorbent main body having an absorbent body disposed between the two sheets, and an absorbent main body. It may be formed of an exterior member that is attached and held against the wearer, and is formed into a pants shape by joining opposite side edges of the front body and the back body of the exterior member.
In the present invention, the exterior member can be formed of a nonwoven fabric made of synthetic fiber or the like using polyethylene, polypropylene, polyester, or other thermoplastic resin as a raw material, and these nonwoven fabrics can be used alone or in several types. They can be used together.

  In this invention, it is preferable to arrange | position a pair of solid gathers along the longitudinal direction in a pants type disposable diaper. The three-dimensional gather can be formed of various materials. For example, it can be formed using a breathable water-repellent nonwoven fabric made of synthetic fibers made from polyethylene, polypropylene, polyester, or other thermoplastic resins. Or you may use a wide thing as a nonwoven fabric which forms a side flap, and may form a three-dimensional gather in the part extended to the inner side of a diaper while forming a side flap. Furthermore, a wide thing may be used as a top sheet, and a three-dimensional gather may be formed in the part extended from the both-sides edge of the absorber of a top sheet.

  In addition, a stretchable elastic member is disposed on the side edge of the free part of the three-dimensional gather. As the elastic elastic member, the elastic elastic member usually used for diapers can be used as it is, such as thread rubber and flat rubber made of synthetic rubber such as natural rubber and urethane. The member is placed on the side edge of the free part in an extended state, and is bonded and fixed with a hot melt adhesive or the like.

  The pants-type disposable diaper of the present invention is formed by joining opposite longitudinal side edges of the front body and the back body, and at least one cutout is formed on the side edge of one body. In the part where the notch is formed, the front body and the back body are not joined. In the pants-type disposable diaper of the present invention having such a configuration, the front and back bodies are in a non-joined state at the portion where the notch is formed, so that the breathability is good, and the waist circumference is stuffy when wearing the diaper. Is prevented. Further, when the diaper after use is torn at the joint portion and removed from the wearer, since the joint portion is not formed at the notch portion, the length of the joint portion is shortened and the tear is easy to tear.

  Furthermore, the pants-type disposable diaper according to the present invention has a fastening tape having fastening means that can be attached to and detached from the other body on one body of the front body and the back body at the part where the notch is formed. By attaching it, it is possible to tighten the part where the notch is formed with fastening tape and make this part fit well, and it is a pants type disposable for infants and other adult incontinent persons Useful as a diaper.

It is the perspective view which looked at the state which assembled the underpants type disposable diaper of the present invention from the front body side. It is the perspective view which looked at the state which assembled the underpants type disposable diaper of the present invention from the back body side. It is the partial notch expansion | deployment top view which looked at the state before assembling the underpants type disposable diaper of this invention from the top sheet side. It is a perspective view which shows the other example (reference example) at the time of seeing the state which assembled the underpants type disposable diaper from the front body side. It is the elements on larger scale which show the state of the site | part in which the notch part was formed in the side edge part of the front and back body of the underpants type disposable diaper of this invention. It is sectional drawing which shows the state which cut | disconnected the site | part in which the notch part shown in FIG. 5 was formed along XX. It is sectional drawing which shows the other example of the state which cut | disconnected the site | part in which the notch part shown in FIG. 5 was formed along XX. It is sectional drawing which shows another example of the state which cut | disconnected the site | part in which the notch part shown in FIG. 5 was formed along XX. It is sectional drawing which shows the state cut | disconnected along the YY line in FIG.

Explanation of symbols

1: Pants-type disposable diaper 2: Absorbent body 3: Connecting member 4: Front body 5: Rear body 6: Crotch 7: Joint 8: Waist opening 9: Leg opening 10: Stretchable elastic member 10 ′ : Stretchable elastic member 11: Stretchable elastic member 12: Notch 13: Fastening tape 14: Joining part 15: Fastening means 16: Target sheet 17: Reinforcement sheet 18: Solid gather 19: Ventilated water repellent sheet 20: Solid gather Elastic elastic member 21: Top sheet 22: Back sheet 23: Absorbent body 31: Non-woven fabric 32: Non-woven fabric

Claims (8)

It consists of a front body, a back body, and a crotch part located between the front and back bodies, and joins the opposite longitudinal side edges of the front body and the back body to the waist opening and a pair of leg openings. In a pants-type disposable diaper in which a stretchable elastic member is disposed along at least a part of each opening,
The front body and the back body are in a non-joined state in which a notch is formed in a central region of both side edges on one body side of the front body and the back body, and the notch is formed in the portion. A reinforcing sheet is bonded to the surface of both side edges of the other body of the front body and the back body, and a fastening tape that can be attached to and detached from the surface of the one body is the other body A pants-type disposable diaper characterized in that the pants-type disposable diaper is joined to the inner surfaces of both side edges on the side through a joint.   The pants-type disposable diaper according to claim 1, wherein the base material of the fastening tape is formed of a material having elastic elasticity.   It consists of the front body, the back body, and the crotch part located between the front and back bodies, and joins the opposite longitudinal side edges of the front body and the back body to the opening around the waist and a pair of legs. A pants-type disposable diaper having an opening and an elastic elastic member disposed along at least a part of each opening includes a liquid-permeable top sheet, a liquid-impermeable back sheet, and the two sheets. 3. A diaper body having an absorbent body disposed on the diaper body, wherein both opposite side edges of the front body and the back body of the diaper body are joined to form a pants shape. The pants-type disposable diaper described in 1.   Side panels are attached to both side edges of the front and rear bodies of the diaper body, and by joining the side panels, the opposite side edges of the front body and the back body of the diaper body are joined to form a pants shape. The pants-type disposable diaper according to claim 3, wherein   The pants-type disposable diaper according to claim 4, wherein the side panel is formed of a material having elastic elasticity.   It consists of the front body, the back body, and the crotch part located between the front and back bodies, and joins the opposite longitudinal side edges of the front body and the back body to the opening around the waist and a pair of legs. A pants-type disposable diaper having an opening and an elastic elastic member disposed along at least a part of each opening includes a liquid-permeable top sheet, a liquid-impermeable back sheet, and the two sheets. An absorbent body having an absorbent body disposed on the belt, and a strip-shaped connection disposed on the front body and the back body of the absorbent body and having a length extending outward from both side edges of the absorbent body The pants-type disposable diaper according to claim 1 or 2, wherein the pants-type disposable diaper is formed into a pants shape by joining opposite side edges of the connecting member.   The pants-type disposable diaper according to claim 6, wherein the band-shaped connecting member is formed of a material having elastic elasticity.   It consists of the front body, the back body, and the crotch part located between the front and back bodies, and joins the opposite longitudinal side edges of the front body and the back body to the opening around the waist and a pair of legs. A pants-type disposable diaper having an opening and an elastic elastic member disposed along at least a part of each opening includes a liquid-permeable top sheet, a liquid-impermeable back sheet, and the two sheets. An absorbent body having an absorbent body disposed on the outer body, and an exterior member to which the absorbent body is attached and holds the absorbent body against the wearer, and opposite side edges of the front body and the back body of the exterior member The pants-type disposable diaper according to claim 1, wherein the pants-type disposable diaper according to claim 1 or 2 is formed in a pants shape by joining the portions.

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