WO2017043146A1 - 使い捨て着用物品 - Google Patents

使い捨て着用物品 Download PDF

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Publication number
WO2017043146A1
WO2017043146A1 PCT/JP2016/068244 JP2016068244W WO2017043146A1 WO 2017043146 A1 WO2017043146 A1 WO 2017043146A1 JP 2016068244 W JP2016068244 W JP 2016068244W WO 2017043146 A1 WO2017043146 A1 WO 2017043146A1
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WO
WIPO (PCT)
Prior art keywords
region
waist
opening edge
wide gap
fusion
Prior art date
Application number
PCT/JP2016/068244
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English (en)
French (fr)
Japanese (ja)
Inventor
哲郎 大窪
橋本　達也
奐奐 陳
Original Assignee
ユニ・チャーム株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ユニ・チャーム株式会社 filed Critical ユニ・チャーム株式会社
Priority to RU2018106502U priority Critical patent/RU189066U1/ru
Priority to CN201690001336.2U priority patent/CN209790189U/zh
Publication of WO2017043146A1 publication Critical patent/WO2017043146A1/ja

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F13/49—Absorbent articles specially adapted to be worn around the waist, e.g. diapers

Definitions

  • This disclosure relates to disposable wearing articles, and particularly to pants-type wearing articles.
  • Patent Document 1 discloses a pants-type disposable diaper formed by joining opposite side edges of front and rear bodies of a pant member, where the joints of the side edges are along the longitudinal direction of the side edges. , Formed by a large number of joint lines arranged so as to be long in a direction intersecting with the longitudinal direction of the joint portion, and the joint line is arranged in the vicinity of the opening around the waist and the vicinity of the leg opening.
  • the pants type disposable diaper which is denser than the other joints is disclosed.
  • An object of the present invention is to provide a disposable wearing article that can easily tear the side edge when discarded while preventing inadvertent tearing from the side edge during use.
  • the present invention has a longitudinal direction and a lateral direction, and includes a front waist region, a rear waist region, and a crotch region located between the front and rear waist regions, and a side edge of the front waist region and a side of the rear waist region
  • the present invention relates to a disposable wearing article in which an edge portion is joined to each other in a pair of joining regions extending in a longitudinal direction to form a waist opening and a pair of leg openings.
  • the disposable wearing article of the present invention has a leg opening edge which forms a leg opening from a waist opening edge where the joining area forms a waist opening along the side edge of the front and rear waist area, and the joining area is spaced in the vertical direction. And a plurality of fusion portions that join the front waist region and the rear waist region, and a wide gap portion in which an interval between adjacent fusion portions is larger than an interval between other adjacent fusion portions.
  • Each of the fused portions has a curved portion that curves in the lateral direction, and the wide gap portion is located between the waist opening edge that forms the waist opening and the leg opening edge that forms the leg opening. Located near the edge.
  • the invention further includes an absorbent structure extending from the crotch region toward the front and rear waist region, the absorbent structure including the absorbent core, the wide gap portion including the waist opening edge, and the absorbent core Between the imaginary tangents extending in the lateral direction in contact with the core ends located at both ends in the vertical direction.
  • the front and rear waist areas located between the absorbent core and the waist opening edge are easy to stretch, so the front and rear waist areas cannot be peeled off unless they are pulled greatly, but a wide gap is placed between the absorbent core and the waist opening edge.
  • the front and rear waist regions can be easily peeled off without greatly pulling the front and rear waist regions.
  • a plurality of sheet members overlapping each other are included in the front and rear waist regions, and a wide gap portion and a fusion portion located at both longitudinal ends of the wide gap portion are arranged in the joining region
  • the number of sheet members included in the sheet is greater than the number of sheet members included in the remaining area of the joining area.
  • the large number of sheet members included in the area where the fusion part is arranged can increase the seal strength of the area where the fusion part is arranged, and the area where the number of sheet members is large.
  • the number of sheet members means not only the number of sheets when different sheet members are stacked, but also the number of layers when the same sheet member is folded and folded multiple times.
  • a plurality of waist elastic members extending in the lateral direction are disposed in the front-rear waist region, at least one waist elastic member traverses the wide gap portion, and Extends to the end.
  • the sheet members positioned on both lateral sides of the wide gap portion are rounded due to the shrinkage of the waist elastic member, and when the wearing article is used, the wide gap portion is covered by the rounded sheet member, and is accidentally torn. It can be prevented from occurring.
  • the shape of the plurality of fused portions is semicircular, and the fused portions are arranged on a virtual straight line in which the semicircular straight portions extend in the vertical direction in the joining region.
  • the curved portion of the semicircular fusion portion is arranged so as to face the laterally outer side of the disposable wearing article. Since the curved portion of the semicircular fusion portion does not have a corner portion, the force in the vertical direction is easily transmitted by suppressing the dispersion of the force in the horizontal direction.
  • At least one circular or elliptical fusion part is located between the upper end of the wide gap part and the waist opening edge, and between the lower end of the wide gap part and the leg opening edge.
  • a plurality of semicircular fused portions are arranged on the imaginary straight line extending in the longitudinal direction in the joining region, and the curved portion is directed laterally outward of the disposable wearing article. Arranged. In this way, the circular fused portion prevents the waist opening edge from being carelessly broken, while the used worn article can be easily broken starting from the semicircular fused portion.
  • the force for tearing the joining region in the lateral direction is larger than the force for tearing the joining region in the longitudinal direction at the fusion part.
  • the first distance which is the distance between two fusion portions located at both longitudinal ends of the wide gap portion, and the two fusion portions located at both longitudinal ends of the wide gap portion.
  • the fusion point closest to the waist opening edge among the fusion part disposed between the wide gap part and the waist opening edge at the point of contact with the wide gap part at the fusion part on the side close to the waist opening edge.
  • the second distance which is the distance between the point closest to the waist opening edge in the portion
  • the longitudinal dimension of the wide gap portion is larger than the distance between the wide gap portion and the waist opening edge.
  • a disposable wearing article that can easily tear the side edges when discarded.
  • FIG. 2 is a plan view illustrating a joint portion of the diaper illustrated in FIG.
  • FIG. 3 is an enlarged view of a part III in FIG. 2.
  • FIG. 4 is a cross-sectional view of the wide gap portion taken along line IV-IV in FIG. 3.
  • the figure showing another embodiment of this invention like FIG.
  • the following embodiment relates to a disposable diaper 10 (hereinafter referred to as diaper 10) shown in the accompanying drawings as an example of the disposable wearing article of the present invention, and includes not only an indispensable configuration of the invention but also a selective and preferable configuration. .
  • the diaper 10 has a lateral direction X and a longitudinal direction Y, a skin facing surface and a non-skin facing surface facing it, a front waist region 11, a rear waist region 12, and front and rear waists.
  • the crotch area 13 located between the areas 11 and 12 is provided.
  • the side edge 16c of the front waist region 11 of the diaper 10 and the side edge 17c of the rear waist region 12 are joined to each other in a pair of joining regions 15 extending in the longitudinal direction Y, and a waist opening 25 and a pair of leg openings 27 are joined. And are formed.
  • a plurality of fusion portions 29 that join the front waist region 11 and the rear waist region 12 are arranged at intervals in the vertical direction (see FIG. 3).
  • the joint region 15 is disposed on the side edge portions 16 c and 17 c of the front and rear waist regions 11 and 12, and extends from the waist opening edge 26 that forms the waist opening 25 to the leg opening edge 28 that forms the leg opening 27.
  • the diaper 10 When the joint in the joint region 15 of the diaper 10 is opened and developed in a plane as shown in FIG. 2, the diaper 10 has a front waist region 11 and a rear waist region 12 aligned in the longitudinal direction Y, and front and rear waist regions 11, 12. It is divided into the crotch region 13 located in between.
  • the front waist region 11 and the rear waist region 12 are formed of a front waist panel 16 and a rear waist panel 17, respectively.
  • An absorbent structure 14 is disposed in the crotch region 13. That is, the crotch region 13 of the present embodiment is formed by a part of the absorbent structure 14.
  • the front and rear end portions 14a and 14b of the absorbent structure 14 located at both ends in the longitudinal direction Y of the absorbent structure 14 are fixed to the skin facing surfaces of the front and rear waist panels 16 and 17, respectively.
  • the front waist panel 16 and the rear waist panel 17 are substantially rectangular members.
  • the front and rear waist panels 16 and 17 can be formed by using a sheet member such as a nonwoven fabric or a film made of thermoplastic resin fibers known in the technical field to which the present application belongs.
  • the front and rear waist panels 16 and 17 have outer end edges 16a and 17a and inner end edges 16b and 17b extending in the horizontal direction X, and a pair of side edge portions 16c and 17c extending in the vertical direction Y, respectively.
  • the waist opening edge 26 of the waist opening 25 is formed by the outer end edges 16a and 17a, and the inner end edge 16b.
  • the side edges of the absorbent structure 14 form part of the leg opening edge 28.
  • the distal ends 16 d and 17 d of the front and rear waist panels 16 and 17 extending from the joining region 15 toward the lateral direction X outside of the diaper 10 are joined by terminal weld lines 18 extending in the longitudinal direction Y.
  • terminal weld lines 18 extending in the longitudinal direction Y.
  • the front and rear waist panels 16 and 17 include inner layer sheets 21 and 22 positioned on the skin facing surface side of the front and rear waist panels 16 and 17 and outer layer sheets 23 and 24 positioned on the non-skin facing surface side.
  • the outer layer sheets 23 and 24 have a longitudinal dimension larger than the longitudinal dimension of the inner layer sheets 21 and 22, and extend outside the inner layer sheets 21 and 22 at the outer end edges 16 a and 17 a of the front and rear waist panels 16 and 17.
  • the outer layer sheets 23, 24 extending to the outside of the inner layer sheets 21, 22 are folded back along the outer edge 16 a, 17 a and are fixed to the skin facing surfaces of the inner layer sheets 21, 22.
  • the inner layer sheets 21 and 22 and the folded outer layer sheets 23 and 24 are overlapped, so that the multi-layer zone 19 having a large number of sheet members is laterally extended along the outer edges 16a and 17a of the front and rear waist panels 16 and 17. It is formed in the direction X.
  • a plurality of waist elastic members 33 extending in the lateral direction X are disposed.
  • An elastic thread can be used for the waist elastic member 33.
  • the elastic yarn for example, an elastic yarn having a fineness of about 300 to 940 dtex can be used, and the inner layer sheets 21 and 22 and the outer layer sheets 23 and 24 are set so that the expansion ratio is about 1.5 to 3.0 times. It is possible to fix with a hot melt adhesive.
  • the absorbent structure 14 is a vertically long, substantially rectangular shape, and includes a top sheet 30 positioned on the skin facing surface side, a back sheet 31 positioned on the non-skin facing surface side, and between the top sheet 30 and the back sheet 31. And an absorption core 32 to be sandwiched.
  • the absorbent core 32 those known in the technical field to which the present application belongs can be used.
  • an absorbent core 32 obtained by shaping a mixture of absorbent fibers such as fluff pulp and a superabsorbent polymer into a predetermined shape is used. be able to.
  • the absorption core 32 of the example of illustration is shaped in the hourglass shape, the shape of the absorption core 32 is not limited to the example of illustration.
  • leg-holes elastic member 34 is arrange
  • the leg-hole elastic member 34 is sandwiched between the top sheet 30 and the back sheet 31.
  • the front waist panel 16 and the rear waist panel 17 are overlapped with each other facing the skin, and in the joint region 15 arranged in the longitudinal direction Y on the side edges 16c and 17c of the front and rear waist panels 16 and 17, respectively.
  • a waist opening 25 and a pair of leg openings 27 are formed.
  • a plurality of fused portions 29 are arranged in a row in the joining region 15 at intervals in the longitudinal direction Y, and the front waist panel 16 and the rear waist panel 17 are arranged in each fused portion 29. And are joined.
  • the sheet members included in the front and rear waist panels 16 and 17 are welded by heat welding or ultrasonic welding.
  • the fusion part 29 Since the sheet members included in the front and rear waist panels 16 and 17 are welded to each other at the fusion part 29, the fusion part 29 does not peel even when the force is applied to the front and rear waist panels 16 and 17.
  • the sheet member is torn at the outer periphery of the fusion part 29. As described above, the fusion part 29 does not peel off. Therefore, when the diaper 10 is worn, even if a force is applied to the front and rear waist panels 16 and 17 in the lateral direction X, the fusion part 29 peels off and carelessly occurs.
  • the side edges 16c and 17c are not torn.
  • the bonding region 15 includes a wide gap portion 41 in which the interval between the adjacent fusion portions 29 is larger than the interval between the other adjacent fusion portions 29.
  • the wide gap portion 41 is disposed at a position close to the waist opening edge 26 between the waist opening edge 26 and the leg opening edge 28.
  • a force for grasping the vicinity of the joining region 15 of the waist opening edge 26 and separating the front and rear waist panels 16 and 17 is applied.
  • the tearing force concentrates on the two fused portions 29 located at both ends in the longitudinal direction Y of the wide gap portion 41 in the portion where the wide gap portion 41 is disposed in the bonding region 15.
  • the gap between the fusion portions 29 is narrower than that of the wide gap portion 41, so that when the tear force equivalent to that of the wide gap portion 41 is applied, the tear force Are dispersed in the plurality of fused portions 29. For this reason, the joining region 15 tends to cause a tear starting from the wide gap portion 41. Furthermore, by arranging the wide gap portion 41 closer to the waist opening edge 26, the side edges 16c and 17c of the used diaper 10 can be easily broken from the waist opening 25 side. Further, in the fusion part 29, it is preferable that the force for tearing the joining region 15 in the lateral direction X is larger than the force for tearing the joining region 15 in the longitudinal direction Y.
  • the fused portion strength is set low, and the force does not easily escape in the lateral direction X, so the joining region 15 is easily torn in the longitudinal direction Y and is not easily torn laterally.
  • the shape of the fused portion 29 is preferably vertically long. In this way, when a force is applied to the front and rear waist panels 16 and 17 in the lateral direction X during use of the diaper 10, the longitudinally fused portion 29 becomes a resistance against the force in the lateral direction X. 29 is peeled off and the side edges 16c and 17c are prevented from being inadvertently broken. On the other hand, when tearing the side edge portions 16c and 17c in order to discard the diaper 10, the tear progresses along the vertically long fused portion 29, so that the diaper 10 can be easily torn.
  • the longitudinal Y dimension of the wide gap portion 41 is not particularly limited, but is, for example, a fusion portion 29 other than the fusion portion 29 located at both ends of the wide gap portion 41, and the interval between the adjacent fusion portions 29 is one. Dimension can be 5 to 10 times. Further, the vertical dimension Y of the wide gap portion 41 can be set to 2 to 5 times the vertical dimension Y of the fused portion 29.
  • the wide gap portion 41 is disposed between the waist opening edge 26 and the leg opening edge 28 at a position closer to the waist opening edge 26 than the leg opening edge 28.
  • the first gap L1 that is, the vertical dimension Y of the wide gap portion 41
  • the first gap L1 which is the distance between the two fused portions 29 located at both ends of the wide gap portion 41 in the vertical direction Y, and the wide gap portion 41.
  • the point of contact with the wide gap portion 41 at the fused portion 29 on the side close to the waist opening edge 26 and the wide gap portion 41 and the waist opening edge 26 is compared with the second distance L2. It is preferable that the 1 distance L1 is larger than the 2nd distance L2 (refer FIG. 3).
  • the fusion strength tends to be strong, but when the first distance L1 (that is, the longitudinal Y dimension of the wide gap portion 41) is larger than the second distance L2, the vicinity of the waist opening edge 26 is increased. There is no excessive strength.
  • the force transmitted in the longitudinal direction Y is easily amplified by passing through the wide gap 41 having a distance longer than the second distance L2 with the force of tearing the fused portion 29 in the vicinity of the waist opening edge 26. Therefore, if the wide gap
  • the vertical dimension Y of the wide gap portion 41 can be made larger than the separation distance between the wide gap portion 41 and the waist opening edge 26. Since the fusion part 29 is always located at both ends in the longitudinal direction Y of the wide gap part 41, at least one fusion part 29 is arranged between the wide gap part 41 and the waist opening edge 26. . In this way, at least one fusion part 29 is arranged between the wide gap part 41 and the waist opening edge 26, and the longitudinal dimension Y of the wide gap part 41 is determined between the wide gap part 41 and the waist opening edge 26. By making it larger than the separation distance, the used diaper 10 can be easily broken while preventing inadvertent breakage from the waist opening edge 26.
  • each of the plurality of fused portions 29 can be a semicircular shape. Further, the semicircular fused portions 29 are arranged so that the straight portions thereof are arranged on a virtual straight line P extending in the longitudinal direction Y in the joining region 15 and the curved portion 42 faces the outside in the lateral direction X of the diaper 10. be able to. In this way, since the straight portions of the semicircular fused portion 29 are arranged in the vertical direction Y, it is easy to transmit force in the vertical direction Y when the diaper 10 is torn.
  • the force is less likely to be transmitted to the curved portion 42 of the fused portion 29 as compared with the straight portion, the force when breaking the diaper 10 is suppressed from being dispersed in directions other than the longitudinal direction Y.
  • the fusion part 29 has the curved part 42, the force at the time of tearing the side edge parts 16c, 17c of the front and rear waist panels 16, 17 is transmitted to the leg opening edge 28 without interruption. be able to.
  • the radius of the circle can be 0.5 to 1.5 mm and the interval between the adjacent fusion parts 29 can be 0.5 to 2.0 mm. It is not limited to.
  • fusion part 29 is not limited to semicircle shape, It can also be circular, an ellipse, or these combination.
  • At least one circular or elliptical fused portion 29 is disposed between the upper end of the wide gap portion 41 and the waist opening edge 26.
  • a plurality of semicircular fused portions 29 can be arranged between the lower end of the lip and the leg opening edge 28 (see FIG. 5).
  • At least one waist elastic member 33 of the plurality of waist elastic members 33 arranged in the stretched state in the lateral direction X on each of the front and rear waist panels 16 and 17 crosses the wide gap portion 41. In the lateral direction X, it extends to the ends 16d and 17d of the front and rear waist panels 16 and 17 (see FIG. 3).
  • the waist elastic member 33 extending in the lateral direction X from the wide gap portion 41 toward the outside of the diaper 10 is contracted even when the diaper 10 is used.
  • both ends of the elastic waist member 33 disposed on the front and rear waist panels 16 and 17 are indirectly joined at a terminal weld line 18 extending in the longitudinal direction Y along the terminal ends 16d and 17d of the front and rear waist panels 16 and 17. Yes.
  • the sheet member positioned between the terminal weld line 18 and the joining region 15 is rounded by the contraction of the waist elastic member 33. Since the front waist panel 16 and the rear waist panel 17 are not welded to each other in the wide gap portion 41, the diaper 10 may be caught by protrusions or the like during use, and may be torn accidentally. However, if at least one waist elastic member 33 is disposed in the wide gap portion 41, the wide gap portion 41 is covered with a sheet member that is rounded between the terminal weld line 18 and the joining region 15. This prevents the diaper 10 from being accidentally torn when a projection or the like is caught on the wide gap portion 41 during use of the diaper 10. In FIG.
  • At least one waist elastic member 33 is disposed in the lateral direction X between the wide gap portion 41 and the waist opening edge 26, and extends to the ends 16 d and 17 d of the front and rear waist panels 16 and 17 in the lateral direction X. It is preferable to make it. As a result, when the diaper 10 is used, even if a tear is accidentally generated in the waist opening edge 26, the waist elastic member 33 disposed in the lateral direction X between the wide gap portion 41 and the waist opening edge 26. , The progress of the tear in the longitudinal direction Y can be suppressed. Thus, the used diaper 10 can be easily broken while preventing inadvertent breakage in the vicinity of the waist opening edge 26.
  • the wide gap portion 41 extends in the lateral direction X in contact with the waist opening edge 26 and the core end portions 32 a located at both ends in the longitudinal direction Y of the absorbent core 32 included in the absorbent structure 14. It can be arranged between the virtual tangent line Q.
  • the absorbent core 32 is disposed at a position away from the waist opening edge 26 in the longitudinal direction Y, and a waist elastic member 33 is disposed between the absorbent core 32 and the waist opening edge 26.
  • region extended in the horizontal direction X along the waist opening edge 26 of the diaper 10 is easy to extend
  • the torn does not occur.
  • the region extending in the lateral direction X along the waist opening edge 26 of the diaper 10 can be broken without greatly extending.
  • the outer layer sheets 23 and 24 are folded back along the outer end edges 16 a and 17 a, and in the multilayer zone 19 overlapping the skin facing surfaces of the inner layer sheets 21 and 22,
  • the number is increasing. Therefore, the number of sheet members included in the region overlapping the multilayer zone 19 in the bonding region 15 is the sheet included in the remaining region of the bonding region 15 (that is, the region between the multilayer zone 19 and the leg opening edge 28). More than the number of members.
  • the wide gap portion 41 and the two fusion portions 29 positioned at both ends in the longitudinal direction Y of the wide gap portion 41 are arranged in the region overlapping the multilayer zone 19 of the bonding region 15.
  • the region where the fusion portion 29 is disposed is used by the diaper 10. It can be prevented from being accidentally broken inside. Furthermore, by disposing the wide gap portion 41 in the region where the number of sheet members is large, it is possible to prevent the strength of the region where the number of sheet members is large from becoming excessive and difficult to break.
  • FIG. 6 (c) shows the force required to separate the front waist region 11 and the rear waist region 12 of the diaper 10 in the joining region 15 by the tensile testing machine 100 (FIG. 6 (c)). It is a figure which shows the procedure measured using reference).
  • FIG. 6A shows a sampling position when the measurement specimen 90 is sampled from the diaper 10 in a state where the gathers generated by the contraction of the waist elastic member 33 (see FIG. 2) are tensed to disappear. Is shown.
  • the diaper 10 is formed by overlapping the front and rear waist regions 11 and 12 and cutting with scissors along a guide line 91 parallel to a longitudinal center line M that bisects the lateral X dimension of the diaper 10.
  • the guide line 91 is separated from the joining region 15 by at least 30 mm.
  • FIG. 6B shows a state in which a part of the front waist region 11 and a part of the rear waist region 12 of the specimen 90 are gripped by each of the upper chuck 92 and the lower chuck 93 of the tensile testing machine 100.
  • the separation dimension D between the chucks 92 and 93 is set to 20 mm
  • the joining region 15 of the specimen 90 is positioned in the center between the chucks 92 and 93
  • the top edge 11a and the rear edge of the front waist region 11 in the specimen 90 A portion 94 from the top edge 12a of the waist region 12 (ie, the waist opening edge 26) to 15-20 mm was gripped.
  • FIG. 6C is a photograph showing the behavior of the specimen 90 observed in the process of fixing the lower chuck 93 and raising the upper chuck 92 at a speed of 500 mm / min.
  • the separation in the joining region 15 between the front waist region 11 and the rear waist region 12 proceeds as the chuck 92 rises.
  • FIGS. 7A and 7B are diagrams illustrating the measurement results of the force required when the front waist region 11 and the rear waist region 12 of the specimen 90 are separated using the tensile tester 100.
  • FIG. The measurement was performed on four specimens 90 made from two diapers 10. Further, in the diaper 10 used for the measurement, the inner layer sheets 21 and 22 and the outer layer sheets 23 and 24 are formed of a composite fiber having a core component of polypropylene and a sheath component of polyethylene and a fineness of 1.3 dtex. A spunbonded non-woven fabric having a hit weight of 15 g / m 2 was used.
  • FIG. 7A shows the measurement result of the diaper 10 having the semicircular joining region 15 illustrated in FIG.
  • the horizontal axis of FIG. 7A is the movement distance (stroke) of the upper chuck 92 expressed in mm
  • the vertical axis is the force (unit N) detected by the tensile testing machine 100, that is, the front waist region 11 and the rear. This is the force required for separation from the waist region 12.
  • An arrangement pattern of the fused portions 29 in the joining region 15 is shown in the upper part of the paper surface of FIG.
  • FIG. 7A is one example of measurement, and the stroke of the upper chuck 92 and the position of the fused portion 29 are not always in the illustrated relationship. That is, FIG.
  • the front waist region 11 and the rear waist region 12 are gripped by the waist opening edge 26 side by 15 mm.
  • the waist regions 11 and 12 were separated, resistance was felt in the hand only immediately after the separation was started, but after that, it was smoothly separated with a substantially uniform force.
  • both the front waist region 11 and the rear waist region 12 are separated.
  • the joining region 15 did not split apart from the extending direction. That is, the lateral tearing of the joining region 15 did not occur.
  • FIG. 7B shows the force required to separate the front waist region 11 and the rear waist region 12 in the joining region 15 for the diaper 10 of the comparative example in which the fused portions 29 are arranged in the joining region 15 in a conventional pattern. It is a figure showing the result of having measured.
  • the diaper 10 of the comparative example is the same as the diaper 10 used in the measurement shown in FIG. 7A except that the triangular fused portions 29 are arranged in the joining region 15 in the pattern shown in FIG. It is.
  • this invention was demonstrated based on embodiment, this invention is not limited to said embodiment, It can implement by changing variously.
  • the number of sheet members included in the wide gap portion 41 and the region where the fusion portions 29 located at both ends in the longitudinal direction Y of the wide gap portion 41 are arranged.
  • a sheet member different from the front and rear waist panels 16, 17 is disposed in a region where the wide gap portion 41 and the two fusion portions 29 positioned at both ends in the longitudinal direction Y of the wide gap portion 41 are arranged in the joining region 15.
  • another sheet member can be laminated only on the joining region 15, or can be laminated along the entire length of the outer end edges 16 a and 17 a of the front and rear waist panels 16 and 17.
  • the front waist region 11, the rear waist region 12, and the crotch region 13 are formed of separate members.
  • the front and rear waist regions 11, 12 and the crotch region 13 are The present invention can also be implemented with a so-called open-type diaper formed as an integral chassis.
  • a known leak-proof cuff can be added to the absorbent structure 14, a graphic sheet can be disposed in the front and rear waist regions 11 and 12, and the elasticity of the waist elastic member 33 overlapping the graphic sheet can be eliminated. .
  • Disposable wearing articles 11 front waist region 12 rear waist region 13 crotch region 14 absorbent structure 15 joint region 16c side edge 16d of front waist region (front waist panel) end 17c of front waist region (front waist panel) rear waist region (rear waist panel ) Side edge 17d End 21 of the rear waist region (rear waist panel)
  • Inner layer sheet (sheet member) 22
  • Inner layer sheet (sheet member) 23
  • Outer layer sheet (sheet member) 24
  • Waist opening 26
  • Waist opening edge 27
  • Fusion part 32
  • Absorption core 32a Core end part 33
  • Waist elastic member 41 Wide gap part 42 Curved part P Virtual straight line Q Virtual tangent line X Horizontal direction Y Vertical direction

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  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
PCT/JP2016/068244 2015-09-10 2016-06-20 使い捨て着用物品 WO2017043146A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
RU2018106502U RU189066U1 (ru) 2015-09-10 2016-06-20 Предмет одежды одноразового использования
CN201690001336.2U CN209790189U (zh) 2015-09-10 2016-06-20 一次性穿着物品

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Application Number Priority Date Filing Date Title
JP2015178588A JP6419045B2 (ja) 2015-09-10 2015-09-10 使い捨て着用物品
JP2015-178588 2015-09-10

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CN (1) CN209790189U (zh)
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JP6920403B2 (ja) * 2019-11-29 2021-08-18 ユニ・チャーム株式会社 パンツ型使い捨ておむつ

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010131193A (ja) * 2008-12-04 2010-06-17 Kao Corp パンツ型着用物品
JP2013119008A (ja) * 2011-12-08 2013-06-17 Daio Paper Corp パンツタイプ使い捨ておむつ
JP2015096192A (ja) * 2013-10-11 2015-05-21 ユニ・チャーム株式会社 使い捨てのパンツ型着用物品

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010131193A (ja) * 2008-12-04 2010-06-17 Kao Corp パンツ型着用物品
JP2013119008A (ja) * 2011-12-08 2013-06-17 Daio Paper Corp パンツタイプ使い捨ておむつ
JP2015096192A (ja) * 2013-10-11 2015-05-21 ユニ・チャーム株式会社 使い捨てのパンツ型着用物品

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