WO2019131731A1 - 吸収性物品 - Google Patents

吸収性物品 Download PDF

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Publication number
WO2019131731A1
WO2019131731A1 PCT/JP2018/047770 JP2018047770W WO2019131731A1 WO 2019131731 A1 WO2019131731 A1 WO 2019131731A1 JP 2018047770 W JP2018047770 W JP 2018047770W WO 2019131731 A1 WO2019131731 A1 WO 2019131731A1
Authority
WO
WIPO (PCT)
Prior art keywords
absorbent article
extendable
main body
folding
temporary fixing
Prior art date
Application number
PCT/JP2018/047770
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
英之 木下
西谷　和也
規世子 西村
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 TW107147599A priority Critical patent/TW201938123A/zh
Publication of WO2019131731A1 publication Critical patent/WO2019131731A1/ja

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Classifications

    • 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
    • A61F13/47—Sanitary towels, incontinence pads or napkins
    • 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
    • A61F13/47—Sanitary towels, incontinence pads or napkins
    • A61F13/474—Sanitary towels, incontinence pads or napkins adjustable
    • 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
    • A61F13/51—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 outer layers
    • A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
    • 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
    • A61F13/56—Supporting or fastening means

Definitions

  • the present invention relates to an absorbent article having an adhesive portion for preventing displacement with respect to a wearing article.
  • Absorbent articles such as sanitary napkins, panty liners, adult incontinence pads or urine absorbing pads are attached to the inside of the wearing articles worn by the wearer when in use.
  • an absorbent article attached to the inside of a wearing article has an adhesive portion for preventing displacement of the absorbent article relative to the wearing article. This adhesive part is provided in the surface on the opposite side to the skin surface side (side facing the wearer's skin) of the absorbent article.
  • the absorbent article described in Patent Document 1 includes an extendable portion that is foldable and can be extended rearward.
  • the absorbent article has a first folded portion that is mountain-folded when viewed from the skin surface side and a second folded portion that is valley-folded when viewed from the skin surface side. That is, the portion behind the first fold portion of the absorbent article is folded back to the non-skin surface side in the first fold portion. Moreover, the part behind the 2nd folding part of an absorbent article is further folded back by the 2nd folding part to the non-skin side.
  • the extendable portion corresponds to a region behind the first folded portion in the unfolded state of the absorbent article, that is, the extended state of the extendable portion.
  • the extendable portion is disposed so as to overlap the non-skin surface side with respect to the portion of the absorbent article in front of the first fold portion.
  • the absorbent article can be used both in a state in which the extendable portion is not extended, that is, in a short state in the front-rear direction, and in a state in which the extendable portion is extended, that is, in a long state in the front-rear direction There is.
  • the inventor of the present application considered pulling out the extendable portion of the wearing article with the absorbent article described in Patent Document 1 attached to the wearing article.
  • the absorbent article described in Patent Document 1 there is a possibility that the folded portion may be naturally developed or floated, since the temporary portion is not provided in the folded portion of the extendable portion. is there. Therefore, the position of the extendable portion is shifted, and the extendable portion adheres to the adhesive portion of the back sheet. Therefore, it is difficult to attach the absorbent article to the wearing article.
  • an absorbent article having an extendable portion that is easy to attach to a worn article is desired.
  • the absorbent article includes a front-rear direction, a width direction orthogonal to the front-rear direction, a topsheet directed to the skin side of the wearer, and a backsheet directed to the side opposite to the skin of the wearer
  • the main body including the center in the front-rear direction, the adhesive part provided on the non-skin surface side of the back sheet at least in the main body, and the main part are folded so as to overlap in the thickness direction And an outwardly extendable portion.
  • the extendable portion is a region between a first folding portion that folds the absorbent article so that the front sheet faces each other and a second folding portion that folds the absorbent article so that the back sheet faces each other. At least including.
  • the extendable portion and the main body portion are temporarily fixed by a temporary fixing portion in an area between the first folding portion and the second folding portion.
  • FIG. 1 is a plan view in a non-extended state of the absorbent article according to the first embodiment viewed from the skin surface side.
  • FIG. 2 is a plan view in a non-extended state of the absorbent article according to the first embodiment as viewed from the non-skin surface side.
  • FIG. 3 is a plan view in the extended state of the absorbent article according to the first embodiment viewed from the skin surface side.
  • FIG. 4 is a plan view in the extended state of the absorbent article according to the first embodiment viewed from the non-skin surface side.
  • FIG. 5 is a schematic view showing transition from the non-extended state to the extended state in the absorbent article according to the first embodiment.
  • FIG. 6 is a schematic view showing transition from the non-extended state to the extended state in the absorbent article according to the first embodiment.
  • FIG. 7 is a schematic view showing transition from the non-extended state to the extended state in the absorbent article according to the first embodiment.
  • FIG. 8 is a schematic view showing transition from the non-extended state to the extended state in the absorbent article according to the second embodiment.
  • FIG. 9 is a schematic view showing transition from the non-extended state to the extended state in the absorbent article according to the second embodiment.
  • FIG. 10 is a schematic view showing transition from the non-extended state to the extended state in the absorbent article according to the second embodiment.
  • FIG. 11 is a plan view in a non-extended state of the absorbent article according to the third embodiment as viewed from the skin surface side.
  • FIG. 12 is a plan view in the non-extended state of the absorbent article according to the third embodiment as viewed from the non-skin surface side.
  • FIG. 13 is a plan view in the extended state of the absorbent article according to the third embodiment viewed from the skin surface side.
  • FIG. 14 is a plan view in the extended state of the absorbent article according to the third embodiment viewed from the non-skin surface side.
  • the absorbent article includes a front-rear direction, a width direction orthogonal to the front-rear direction, a topsheet directed to the skin side of the wearer, and a backsheet directed to the side opposite to the skin of the wearer
  • the main body including the center in the front-rear direction, the adhesive part provided on the non-skin surface side of the back sheet at least in the main body, and the main part are folded so as to overlap in the thickness direction And an outwardly extendable portion.
  • the extendable portion is a region between a first folding portion that folds the absorbent article so that the front sheet faces each other and a second folding portion that folds the absorbent article so that the back sheet faces each other. At least including.
  • the extendable portion and the main body portion are temporarily fixed by a temporary fixing portion in an area between the first folding portion and the second folding portion.
  • the temporary fixing portion can prevent the extendable portion from rising from the main body portion. Therefore, when the user is handling the absorbent article before use, the expandable portion adheres to the adhesive portion of the main body by being lifted or displaced from the main body. It is also possible to suppress that. Therefore, the absorbent article which has an extendable part which is easy to attach to a wearing article can be provided.
  • the absorbent article has an absorbent core between the top sheet and the back sheet, and the temporary fixing part is provided at a position avoiding the absorbent core.
  • the extendable portion overlaps the first portion between the first folding portion and the second folding portion in a thickness direction with the first portion in a non-extending state.
  • the temporary fixing portion is provided in a region where the main body portion, the first portion, and the second portion overlap.
  • the extendable portion can be temporarily fixed.
  • the extendable portion overlaps the first portion between the first folding portion and the second folding portion in a thickness direction with the first portion in a non-extending state.
  • the temporary fixing unit is provided in a region where the main body portion and the first portion overlap, and the first portion and the second portion do not overlap.
  • the user can easily pull out the extendable portion because the temporary fixing portion is released by a relatively weak force.
  • the temporary fixing portion between the first folding portion and the second folding portion is the first folding portion and the second folding portion in a non-extending state of the extendable portion. Among the above, it is located closer to the fold portion on the upstream side in the extension direction of the extension portion.
  • the extendable portion is pulled out after the temporary fixing portion is first detached. Thereby, since the force at the time of pulling out to the temporary fixing part is firmly applied, the user can easily remove the temporary fixing part.
  • the temporary fixing portion between the first folding portion and the second folding portion is the first folding portion and the second folding portion in a non-extending state of the extendable portion. It is located in the direction near the folding part by the side of the lower stream of the extension direction of the above-mentioned extendable part.
  • the temporary fixing portion is released just before the maximum pulling out. Therefore, the user can recognize whether or not the extendable portion has been pulled out to the fullest by the feeling that the temporary fixing portion is released.
  • the extendable portion is configured to be able to extend forward or backward than the main body portion.
  • the user can easily put his / her hand into the worn article from the ventral side or the back side. Therefore, if the extendable portion can extend forward or backward, the user is likely to extend the extendable portion during wearing of the wearing article with the absorbent article attached.
  • the second folded portion is located farther from the center of the absorbent article than the first folded portion in the extended state of the extendable portion.
  • the second folding portion that folds the absorbent article so that the back sheet faces each other is positioned farther from the center of the absorbent article than the first folding portion that folds the absorbent article so that the top sheets face each other. It will be done.
  • the extendable portion is folded on the skin surface side of the main body portion in the non-extended state. Therefore, when the user pulls the extendable portion in a state where the main body adhesive portion of the absorbent article is attached to a wearing article such as underwear, the stretchable portion is less likely to rub against the wearing article. Thus, the user can easily extend the extendable portion.
  • the surface sheet is made of a non-woven fabric
  • the temporary fixing portion is a joint portion joining at least the surface sheet in the extendable portion and the surface sheet in the main body portion. is there.
  • the adhesive portion overlaps at least the position of the temporary fixing portion of the main body portion when viewed in the width direction.
  • the main body portion is firmly fixed to the worn article by the main body adhesive portion.
  • the extendable portion a force is easily applied to the temporary fixing portion, and it is easy to peel off the temporary fixing portion of the main body portion and the extendable portion.
  • the first folded portion is located farther from the center of the absorbent article than the second folded portion in the extended state of the extendable portion.
  • the first fold that folds the absorbent article so that the top sheets face each other is located farther from the center of the absorbent article than the second fold that folds the absorbent article so that the back sheets face each other. It will be done.
  • the extendable portion is folded to the non-skin surface side of the main body portion in the non-extended state.
  • the absorbent article may be an absorbent article such as a sanitary napkin, panty liner, adult incontinence pad or urine collection pad.
  • a disposable sanitary napkin will be described as an example of the absorbent article.
  • FIG. 1 is a plan view in a non-extended state of the absorbent article according to the first embodiment viewed from the skin surface side.
  • FIG. 2 is a plan view in a non-extended state of the absorbent article according to the first embodiment as viewed from the non-skin surface side.
  • FIG. 3 is a plan view in the extended state of the absorbent article according to the first embodiment viewed from the skin surface side.
  • FIG. 4 is a plan view in the extended state of the absorbent article according to the first embodiment viewed from the non-skin surface side.
  • the absorbent article 10 has a front-rear direction L, a width direction W, and a thickness direction T.
  • the front-rear direction L is a direction extending from the front side (ventral side) to the rear side (back side) of the wearer, or a direction extending from the rear side to the front side of the wearer.
  • the width direction W is a direction orthogonal to the front-rear direction L.
  • the thickness direction T is a direction extending from the skin surface side of the wearer to the non-skin surface side, and is a direction orthogonal to the front-rear direction L and the width direction W.
  • the skin side corresponds to the side facing the skin of the wearer during use.
  • the non-skin side corresponds to the side opposite to the skin side, ie the side facing away from the skin of the wearer, in use.
  • the absorbent article 10 may have a topsheet 12 directed to the wearer's skin side and a backsheet 20 directed to the opposite side of the wearer's skin.
  • the top sheet 12 may include a liquid permeable sheet.
  • the top sheet 12 may be made of, for example, a liquid-permeable nonwoven fabric.
  • the back sheet 20 may include a liquid impermeable sheet.
  • the back sheet 20 may be made of, for example, a liquid impermeable synthetic resin film.
  • the absorbent article 10 may include an absorber 30 between the top sheet 12 and the back sheet 20.
  • the absorbent body 30 may have an absorbent core including an absorbent material that absorbs a liquid, and a core wrap that wraps the absorbent core.
  • the absorbent material may be, for example, an absorbent material consisting of pulp, superabsorbent polymer, or a mixture thereof.
  • the core wrap may be composed of, for example, a tissue or non-woven fabric.
  • the absorbent article 10 may have a main body portion 11 and an extendable portion 70 which can extend to the outer side than the main body portion 11.
  • the main body portion 11 may include the top sheet 12, the back sheet 20, and the absorber 30 described above.
  • the main body portion 11 is defined by a region including the center of the absorbent article 10 in the front-rear direction L.
  • the main body portion 11 may have a side absorbent body 32 on the outer side in the width direction of the absorbent body 30.
  • the absorber 30 and the side absorbers 32 may extend in the front-rear direction L.
  • the side absorbers 32 may be provided apart from the absorber 30.
  • a main body adhesive portion 50 is provided at least on the non-skin surface side of the back sheet 20 in the main body portion 11.
  • the main body adhesive unit 50 is attached to a wearing article such as an undergarment when the absorbent article 10 is used.
  • the extendable portion 70 may include at least the top sheet 12 and the back sheet 20.
  • the extendable portion 70 preferably includes the absorber 30.
  • the absorber 30 may be provided in the region of the extendable portion 70 between at least the first fold portion FL1 and the second fold portion FL2. More preferably, the absorber 30 may be provided in a region between the second fold portion FL2 in the extendable portion 70 and the tip in the extension direction. Thereby, in the state where the extendable portion 70 is pulled out, the region provided with the absorber 30 in the absorbent article 10 is expanded.
  • the extendable portion 70 be configured to be able to extend forward or backward than the main body portion 11.
  • the extendable portion 70 is folded on the skin surface side of the main body portion 11.
  • the absorbent article 10 has a first fold portion FL1 extending along the width direction W and a second fold portion FL2 extending along the width direction W.
  • the first fold portion FL1 is configured to fold the absorbent article 10 so that the top sheets 12 face each other. That is, the first fold portion FL1 corresponds to a fold portion that is folded in a valley when viewed from the skin surface side.
  • the second fold portion FL2 is configured to fold the absorbent article 10 so that the back sheet 20 faces each other. That is, the second fold portion FL2 corresponds to a fold portion that is folded in a mountain fold when viewed from the skin surface side.
  • a region where no absorbent material constituting the absorbent core of the absorbent body 30 exists or a region where the basis weight of the absorbent material is low extends along at least one, preferably both of the first fold portion FL1 and the second fold portion FL2. Is preferred. Thereby, at least one, preferably both of the first folding part FL1 and the second folding part FL2 are easily folded. Therefore, the extendable portion 70 can be prevented from rising from the main body portion 11 in the non-extended state.
  • the first fold portion FL1 and / or the second fold Menstrual blood can also be absorbed in part FL2. That is, the ease of folding in the first folding part FL1 and / or the second folding part FL2 can be compatible with securing of the menstrual blood absorbing area.
  • the first fold portion FL1 and / or the second fold portion FL2 when substantially no absorbent material constituting the absorbent core of the absorbent body 30 is present along the first fold portion FL1 and / or the second fold portion FL2, the first fold portion FL1 and / or the second fold The fold FL is hard to attach to the part FL2, and the expandable part 70 of the absorbent article curves along the wearer's skin and becomes easy to fit on the skin. That is, the ease of folding at the first folded portion FL1 and / or the second folded portion FL2 can be compatible with the fit of the absorbent article to the skin.
  • the second folded part FL2 may be positioned farther from the center in the front-rear direction L of the absorbent article 10 than the first folded part FL1 in the extended state of the extendable part 70 (see FIGS. 3 and 4) preferable.
  • the second folded part FL2 is located rearward of the first folded part FL1 in the extended state (see FIGS. 3 and 4) of the extendable part 70.
  • the user attaches the absorbent article 10 to a wearing article such as underwear and the wearing article It is easy to grasp the extendable portion 70 in the mounted state.
  • the extendable portion 70 includes a first portion 72 between the first folded portion FL1 and the second folded portion FL2, and a second portion 74 positioned closer to the skin surface than the first portion 72 in the non-extending state. And.
  • the second portion 74 of the extendable portion 70 is defined by a region farther from the center of the absorbent article 10 in the front-rear direction L than the second fold portion FL2 in the unfolded state of the extendable portion 70.
  • the absorbent article 10 can be attached to the wearing article in a state in which the extendable portion 70 is not extended.
  • the absorbent article 10 is attached to the worn article by the main body adhesive unit 50. Then, the user wears the wearing article in the non-extending state of the extendable portion 70.
  • the size of the absorbent article 10 is small in the non-extended state of the extendable portion 70, the positional deviation of a part of the absorbent article 10 is suppressed in the process of wearing the worn article by the user. . Then, the user can put a hand in the wearing article while wearing the wearing article, grasp the extensible part 70, and extend the extensible part 70.
  • the extendable portion 70 is configured to be able to extend forward or backward, and the end of the extendable portion 70 in the extension direction is preferably directed to the forward or backward of the absorbent article 10. Furthermore, the extendable portion 70 is more preferably configured to be able to extend rearward. Thereby, the user can easily grasp the extendable portion 70 in a state where the absorbent article 10 is attached to a wearing article such as underwear. In particular, when the user wears the wearing article, the user hardly sees the wearing article. Even in this case, the user can easily grasp the expandable portion 70 by the end of the expandable portion 70 being directed to the front or the rear of the absorbent article 10.
  • the length of the second portion 74 of the extendable portion 70 in the front-rear direction L is longer than the length of the first portion 72 of the extendable portion 70 in the front-rear direction L.
  • the second portion 74 of the extendable portion 70 projects forward or backward relative to the first portion 72. Therefore, the user can more easily grasp the second portion 74 of the extendable portion 70 with the absorbent article attached to the wearing article such as underwear and wearing the wearing article.
  • the width in the width direction W of the main portion 11 overlapping the first portion 72 of the extendable portion 70 in the thickness direction is preferably longer than the width in the width direction W of the first portion 72.
  • Extendable portion 70 can be found.
  • the width in the width direction W of the first portion 72 of the extendable portion 70 is preferably longer than the width in the width direction W of the second portion 74 of the extendable portion 70.
  • the first portion 72 of the extendable portion 70 protrudes to the outside of the second portion 74 in the width direction W (see FIG. 1). Therefore, the back sheet 20 in the first portion 72 of the extendable portion 70 is exposed to the skin surface side.
  • the user can recognize back sheet 20 in the 1st portion 72 by touch in the state where absorptive article 10 was attached to a wearing article. Therefore, the user can easily recognize the extendable portion 70 by the sense of touch even in a state where it is difficult to visually recognize.
  • the top sheet 12 is made of a non-woven fabric and the back sheet 20 is made of a synthetic resin film, the user can easily recognize the difference in tactile sensation.
  • At least a portion of the second portion 74 of the extendable portion 70 that protrudes forward or backward with respect to the first portion 72 in the non-extended state of the extendable portion 70 has a different tactile sensation than the main body portion 11 Is preferred.
  • the non-skin surface side of the region that protrudes rearward beyond the first folded portion FL1 may be made of, for example, a non-woven fabric.
  • the back sheet 20 of the main body 11 may be made of a synthetic resin film.
  • the user When the user puts both legs in the wearing article with the absorbent article 10 attached to the wearing article, the user does not easily view the absorbent article 10. Even in this state, at least a portion of the extendable portion 70 which protrudes forward or backward with respect to the first folded portion FL1 in a non-extending state differs from the body portion 11 (the back sheet 20 of the body portion) Thus, the user can easily recognize the extendable portion 70 by touch.
  • At least a part of the main body adhesive part 50 is provided in an area overlapping the area between the first folded part FL1 and the second folded part FL2 in the thickness direction in the non-extending state of the extendable part 70 Is preferred.
  • the main adhesive portions 50 provided in the region overlapping in the thickness direction with the region between the first folded portion FL1 and the second folded portion FL2 are provided on both sides across the center in the width direction W It is done.
  • region which overlaps with the extendable part 70 in the thickness direction of the main-body part 11 is firmly affixed on a wearing article. Therefore, when the user pulls the extendable portion 70, the extendable portion 70 can be extended while the main body portion 11 is firmly fixed to the wearing article.
  • the main body adhesive portion 50 is not provided in the first portion 72 of the extendable portion 70. As a result, it is possible to suppress that the extendable portion 70 becomes difficult to pull out by being joined in a state in which the extendable portion 70 is folded by the main body adhesive portion 50.
  • a second adhesive portion 56 may be provided as necessary.
  • the second adhesive portion 56 may be provided in a region overlapping the region between the first fold portion FL1 and the second fold portion FL2 in the thickness direction in the non-extension state of the extendable portion 70.
  • the extendable portion 70 can be firmly attached to the wearing article in the extended state of the extendable portion 70.
  • the non-skin surface side of the region between the first folded portion FL1 and the second folded portion FL2 may be subjected to release treatment so that the extendable portion 70 can be easily extended.
  • the 2nd adhesion part 56 is applicable also to the absorptive article concerning a 2nd embodiment mentioned below and a 3rd embodiment.
  • FIG.5, FIG6 and FIG.7 has shown extending
  • the extendable portion 70 is extended in a state in which the absorbent article is attached to a wearing article such as underwear and the wearer wears the wearing article.
  • the extendable portion 70 When the extendable portion 70 is folded on the skin surface side of the main body portion 11, the user can extend the expandable portion 70 in a state where the main body adhesive portion 50 of the absorbent article 10 is attached to a wearing article such as underwear. , The extendable portion 70 is not easily rubbed with the worn article U (see also FIGS. 5 to 7). Wearing articles U, in particular shorts, are often shrinkable to fit the skin of the wearer. Such a worn article U will press the non-skin surface side of the absorbent article. However, in the present embodiment, since the extendable portion 70 is folded on the skin surface side of the main body portion 11, the extendable portion 70 does not easily rub against the worn article U. Therefore, the user can easily extend the extendable portion 70.
  • the mountain-folded second fold portion FL2 viewed from the skin surface side is from the center in the front-rear direction L than the valley fold first fold portion FL1 viewed from the skin surface side It is preferable to be located far.
  • the mountain-folded second fold portion FL2 is deformed so as to protrude toward the wearer's skin as seen from the skin surface side (see FIGS. 5 to 7). ).
  • the position of the portion near the extendable portion 70 and the buttocks of the wearer in the vicinity of the position of the wearer's hand There is a gap between them due to the insertion of the hand.
  • the extendable portion 70 is extended, the position of the second folding portion FL2 is moved to the back side while the user's hand is lifted to the back side. That is, the position of the second fold portion FL2 projecting from the worn article U toward the skin of the wearer continues to be present near the position of the user's hand.
  • the position of the second fold portion FL2 is likely to be present at the position of the gap resulting from the insertion of the hand, and therefore, it is difficult to be caught between the worn article U and the skin. Therefore, the user is particularly easy to extend the extendable portion 70.
  • the absorbent article 10 have a temporary fixing portion 60 for temporarily fixing the main body portion 11 and the extendable portion 70. It is more preferable that the temporary fixing unit 60 be provided in a region between the first folding unit FL1 and the second folding unit FL2. That is, it is more preferable that the extendable portion 70 and the main body portion 11 be temporarily fixed by the temporary fixing portion 60 in the region between the first folding portion FL1 and the second folding portion FL2.
  • temporary tacking is bonding at a strength lower than the breaking strength of the absorbent article, and indicates bonding without peeling when the absorbent article 10 is packaged from the packaged state.
  • the bonding strength of the temporary tacking is preferably less than 7 N / 25 mm.
  • the temporary fixing portion 60 can be formed by pressing or / and heating by embossing or sonication.
  • the temporary fixing portion 60 can be formed by pressing or / and heating the portion where the temporary fixing portion 60 is to be formed with a pin in the thickness direction. That is, the temporary fixing portion 60 is formed by melting the thermoplastic synthetic resin with the pressurized and / or heated boss and welding the molten resin.
  • the temporary fixing portion 60 may be formed by embossing at a temperature of approximately 100 to 150 ° C. and a linear pressure of approximately 5 to 150 kgf / mm, for example. it can.
  • the heating temperature is preferably equal to or higher than the melting point of the thermoplastic resin to be used.
  • the temporary fixing portion 60 is formed by sandwiching the product between the transmitter and the anvil and welding the resin by ultrasonic waves.
  • the non-skin surface sides be joined because there is a risk of skin trouble if the skin and the adhesive are rubbed.
  • temporarily tacking with an adhesive it is provided separately from the slip stopper, and it is a physical property that makes re-adhesion difficult, or / and that has low tackiness, as an adhesive for temporary tacking portion 60. It is preferable to select.
  • the tacking portion 60 may be, for example, an adhesive such as a hot melt adhesive.
  • the temporary fixing portion 60 can suppress the liftable portion 70 from rising from the main body portion 11 to the skin side in the non-spreading state of the stretchable portion 70. Therefore, when pulling up the wearing article in a state where the main body adhesive portion 50 of the absorbent article 10 is attached to the wearing article such as underwear, the user holds the wearing article while maintaining the shape of the extendable portion 70. It can be worn. Thereby, the sense of discomfort that the extendable portion 70 rubs with the skin when worn can be suppressed.
  • the extendable portion 70 is lifted from the main body portion 11 or shifted from the main body portion 11 so that the extendable portion 70 is a main body portion It is also possible to suppress adhesion to the main body adhesive portion 50 of 11.
  • the temporary fixing portion 60 is provided in a region where the main body portion 11, the first portion 72 of the extendable portion 70, and the second portion 74 of the extendable portion 70 overlap.
  • the extendable portion 70 can be temporarily fixed firmly so that the extendable portion 70 does not lift up from the main body portion 11.
  • the temporarily fixed portion 60 between the first folded portion FL1 and the second folded portion FL2 is located upstream in the extending direction of the extendable portion 70 of the first folded portion FL1 and the second folded portion FL2 in the non-extending state It is preferable to be located closer to the side fold. Specifically, in the present embodiment, the temporary fixing portion 60 between the first fold portion FL1 and the second fold portion FL2 is positioned closer to the second fold portion FL2 than the first fold portion FL1. Is preferred (see FIGS. 1 to 4). Thereby, when the user pulls out the extendable portion 70, the extendable portion 70 is pulled out after the temporary fixing portion 60 is first detached. Therefore, since the force at the time of pulling out is temporarily applied to the temporary fixing portion 60, the user can easily remove the temporary fixing portion 60.
  • the temporary fixing portion 60 be provided at a position 62 avoiding the absorption core of the absorber 30.
  • damage to the surface sheet 12 on the absorbent core can be suppressed when the temporary fastening portion 60 is peeled off. Thereby, the leak of the liquid from the absorber 30 which absorbed the liquid can be suppressed.
  • the temporary tacking portion 60 is formed by heat welding or ultrasonic welding, the temporary tacking portion 60 is disposed at a position avoiding the relatively thick absorption core, thereby temporarily tacking at the time of manufacturing the absorbent article. easy.
  • the main body adhesive portion 50 preferably overlaps at least the position of the temporary fixing portion 60 of the main body portion 11 when viewed in the width direction W. More preferably, the main adhesive portion 50 and the adhesive portion 54 located outside the main adhesive portion 50 in the width direction W may be provided to sandwich the temporary fixing portion 60 in the width direction. Thereby, in the vicinity of the temporary fixing portion 60, the main body portion 11 is firmly fixed to the wearing article by the main body adhesive portion 50. When the user pulls the extendable portion 70 in this state, a force is easily applied to the temporary fixing portion 60, and the temporary fixing portion of the main body portion 11 and the extendable portion 70 is easily peeled off.
  • the main body adhesive portion 50 may be provided inside the temporary fixing portion 60 in the width direction W.
  • the temporary fixing portion 60 be formed by a joint that joins the surface sheet 12 of at least the extendable portion 70 and the surface sheet 12 of the main body 11. preferable.
  • peeling the joint between the non-woven fabrics although the fibers on the surface of the non-woven fabric are slightly peeled off, tearing of the non-woven fabric is less likely to occur. Therefore, when the temporarily fixed portion 60 is peeled off, the surface sheet 12 can be suppressed from being damaged.
  • FIG.8, FIG9 and FIG.10 has shown extending
  • the absorbent article according to the second embodiment is substantially the same as the absorbent article 10 according to the first embodiment.
  • the second fold portion FL2 of the mountain fold seen from the skin surface side is the valley fold first viewed from the skin surface side. It is located near the center of the front-rear direction L than the folding part FL1. That is, the extendable portion 70 is folded on the non-skin surface side of the main body portion 11 (see FIG. 8).
  • the first folded portion FL1 of the extendable portion 70 is rubbed with the worn article U.
  • the mountain-folded second fold portion FL2 is deformed so as to protrude toward the wearer's skin when viewed from the skin surface side (see FIG. 8 to 10)).
  • the position of the second folding portion FL2 does not move to the back side even if the user's hand is lifted to the back side. That is, the position of the second fold portion FL2 projecting from the worn article U toward the skin of the wearer is relatively away from the position of the user's hand. Even in this case, the user can extend the extendable portion 70 while wearing the wearing article.
  • FIG. 11 is a plan view in a non-extended state of the absorbent article according to the third embodiment as viewed from the skin surface side.
  • FIG. 12 is a plan view in the non-extended state of the absorbent article according to the third embodiment as viewed from the non-skin surface side.
  • FIG. 13 is a plan view in the extended state of the absorbent article according to the third embodiment viewed from the skin surface side.
  • FIG. 14 is a plan view in the extended state of the absorbent article according to the third embodiment viewed from the non-skin surface side.
  • the same components as those in the first embodiment are denoted by the same reference numerals. In the following, the same configuration requirements as the first embodiment may not be described.
  • the absorbent article includes a wing 16 extending outward in the width direction of the absorbent body 30, a hip flap 18 extending outward in the width direction of the absorbent body 30 rearward of the wing 16, and Have.
  • the wing 16 is folded back to the non-skin side of the worn article during use.
  • the extendable portion 70 is positioned closer to the skin surface than the first portion 72 in the non-extending state and the first portion 72 between the first folded portion FL1 and the second folded portion FL2. And a second portion 74.
  • the temporary tacking portion 60 is provided in a region where the main body portion 11 and the first portion 72 of the extendable portion 70 overlap, and the first portion 72 and the second portion 74 do not overlap. Thereby, as compared with the first embodiment, since the temporary fixing portion 60 is released by a relatively weak force, the user can easily pull out the extendable portion 70 by a weak force.
  • the temporarily fixed portion 60 between the first folded portion FL1 and the second folded portion FL2 overlaps the main portion 11 and the first portion 72 of the extendable portion 70, and the first portion 72 and the second portion
  • the second portion 74 of the expandable portion 70 may naturally float from the first portion 72 of the expandable portion 70. Therefore, it is more preferable that the second adhesive portion 56 be provided on the non-skin surface side of the second portion 74 of the extendable portion 70. More specifically, the second adhesive portion 56 is provided in a region overlapping the region between the first folded portion FL1 and the second folded portion FL2 in the thickness direction in the non-extending state of the extendable portion 70.
  • the temporarily fixed portion 60 between the first folded portion FL1 and the second folded portion FL2 is in the non-extending state of the extendable portion 70 of the first folded portion FL1 and the second folded portion FL2. It is preferable to be located closer to the downstream folding portion in the extending direction. Specifically, in the present embodiment, the temporarily fixed portion 60 between the first fold portion FL1 and the second fold portion FL2 is positioned closer to the first fold portion FL1 than the second fold portion FL2. As a result, the user temporarily removes the temporary holding portion 60 immediately before the extendable portion 70 is pulled out to the maximum extent. Therefore, the user can recognize whether or not the extendable portion 70 has been pulled out as much as possible by the feeling that the temporary fixing portion 60 is released.
  • the temporary fixing portions 60 are provided on both sides across the center in the width direction W.
  • the temporary fixing portion 60 may be provided at the central portion in the width direction W.
  • the temporary fixing portion 60 may be provided in a region overlapping the absorbent core in the thickness direction.
  • the temporary fixing portion 60 may be formed so as to bond only the main body portion 11 and the first portion 72, and joins the main body portion 11, the first portion 72, and the second portion 74. It may be arranged as follows.
  • the absorbent article which is easy to pull out an extendable part in the state attached to the wearing article can be provided.

Landscapes

  • 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/JP2018/047770 2017-12-28 2018-12-26 吸収性物品 WO2019131731A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW107147599A TW201938123A (zh) 2017-12-28 2018-12-28 吸收性物品

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JP2017254990A JP6866285B2 (ja) 2017-12-28 2017-12-28 吸収性物品
JP2017-254990 2017-12-28

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7042088B2 (ja) * 2018-01-16 2022-03-25 大王製紙株式会社 パッドタイプ吸収性物品

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57160721U (zh) * 1981-04-01 1982-10-08
JP2007054601A (ja) * 2005-04-01 2007-03-08 Kao Corp 吸収性物品の包装構造
JP2009077929A (ja) * 2007-09-26 2009-04-16 Uni Charm Corp 吸収性物品
JP2009172294A (ja) * 2008-01-28 2009-08-06 Uni Charm Corp 吸収性物品
JP2011518600A (ja) * 2008-04-24 2011-06-30 エスセーアー・ハイジーン・プロダクツ・アーベー 吸収用品
US20170239101A1 (en) * 2014-08-28 2017-08-24 Kimberly-Clark Worldwide, Inc Extendable absorbent article

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57160721U (zh) * 1981-04-01 1982-10-08
JP2007054601A (ja) * 2005-04-01 2007-03-08 Kao Corp 吸収性物品の包装構造
JP2009077929A (ja) * 2007-09-26 2009-04-16 Uni Charm Corp 吸収性物品
JP2009172294A (ja) * 2008-01-28 2009-08-06 Uni Charm Corp 吸収性物品
JP2011518600A (ja) * 2008-04-24 2011-06-30 エスセーアー・ハイジーン・プロダクツ・アーベー 吸収用品
US20170239101A1 (en) * 2014-08-28 2017-08-24 Kimberly-Clark Worldwide, Inc Extendable absorbent article

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JP2019118578A (ja) 2019-07-22
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