WO2016157653A1 - 吸収性物品 - Google Patents

吸収性物品 Download PDF

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Publication number
WO2016157653A1
WO2016157653A1 PCT/JP2015/086004 JP2015086004W WO2016157653A1 WO 2016157653 A1 WO2016157653 A1 WO 2016157653A1 JP 2015086004 W JP2015086004 W JP 2015086004W WO 2016157653 A1 WO2016157653 A1 WO 2016157653A1
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WO
WIPO (PCT)
Prior art keywords
skin side
absorbent
absorbent article
thickness direction
sheet
Prior art date
Application number
PCT/JP2015/086004
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
工藤　淳
雅史 北川
健太 谷口
紗恵子 秋山
望 寺杣
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 KR1020177031450A priority Critical patent/KR101913534B1/ko
Priority to CN201580078449.2A priority patent/CN107427391B/zh
Publication of WO2016157653A1 publication Critical patent/WO2016157653A1/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
    • 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
    • A61F13/53—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 absorbing medium
    • A61F13/534—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 absorbing medium having an inhomogeneous composition through the thickness of the pad
    • A61F13/53409—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 absorbing medium having an inhomogeneous composition through the thickness of the pad having a folded core
    • 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
    • A61F13/4704—Sanitary towels, incontinence pads or napkins having preferential bending zones, e.g. fold lines or grooves
    • 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
    • A61F13/472—Sanitary towels, incontinence pads or napkins specially adapted for female use
    • 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
    • A61F13/53—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 absorbing medium
    • A61F13/534—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 absorbing medium having an inhomogeneous composition through the thickness of the pad
    • 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
    • A61F13/53—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 absorbing medium
    • A61F13/539—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 absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers
    • 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
    • A61F13/53—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 absorbing medium
    • A61F13/534—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 absorbing medium having an inhomogeneous composition through the thickness of the pad
    • A61F13/537—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 absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
    • A61F2013/53765—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 absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer characterized by its geometry

Definitions

  • the present invention relates to an absorbent article such as a sanitary napkin.
  • Sanitary napkins are known as absorbent articles that absorb excreted fluid such as menstrual blood.
  • the napkin has a longitudinal direction, a width direction, and a thickness direction orthogonal to each other.
  • the napkin has an absorbent core mainly composed of liquid absorbent fibers between a liquid-permeable top sheet and a liquid-impermeable back sheet.
  • a napkin 1 ′ that is bent so as to protrude toward the skin side in the thickness direction along a fold line LB extending in the longitudinal direction.
  • the portion protruding to the skin side along the broken line LB is the labia where the excretory opening 201He such as the vaginal opening exists. Can be brought into contact with or between the labia, thereby providing good fit.
  • the napkin 1 ′ is required to have good absorbability of excretory fluid in addition to the above fit, that is, it is not allowed to sacrifice the absorbency for improving the fit.
  • the present invention has been made in view of the above problems, and its purpose is to stably maintain the shape of the absorbent article in a bent shape that protrudes to the skin side along the broken line,
  • the object is to have good absorbability.
  • the main invention for achieving the above object is: An absorbent article having a longitudinal direction, a width direction, and a thickness direction orthogonal to each other, Having an absorbent body with an absorbent core with liquid absorbent fibers; A fold line is provided along the longitudinal direction for guiding the absorber to protrude and bend toward the skin side in the thickness direction, The absorbent core is formed at the position of the broken line in the width direction, and the distribution density of the liquid absorbent fibers is lower than the surrounding portion, and the thickness direction is lower than the low density portion.
  • the skin-side layer is an absorbent article that is bent so that a portion corresponding to the broken line protrudes to the skin side in the thickness direction.
  • the present invention it is possible to stably maintain the shape of the absorbent article in a bent shape that protrudes to the skin side along the broken line, while also achieving good absorbency.
  • FIG. 4 is a schematic exploded view taken along arrows IV-IV in FIG. 2. It is the schematic plan view which looked at the absorber 10 from the non-skin side of the thickness direction.
  • 6A is a schematic diagram showing the bent state of the absorbent body 10 as viewed from the arrow VI-VI in FIG. 2, and FIG.
  • FIG. 6B is a schematic diagram showing the bent state of the napkin 1 as seen from the arrow VI-VI in FIG. It is.
  • FIG. 7A is a schematic view of a cut surface obtained by cutting the absorbent core 11 along the width direction, and is a schematic diagram showing an enlarged portion corresponding to the broken line LB in the cut surface. It is an electron micrograph of the B section of Drawing 7A.
  • 4 is a table 1 showing specifications and results of an experiment for obtaining a preferable range of fiber density of the absorbent core 11. It is Table 2 which shows the item and result of an experiment which calculates
  • FIG. 10A is a schematic plan view of a test piece for measuring bending resistance used in the experiment
  • FIG. 10B is a view taken along the line BB in FIG. 10A
  • FIG. 11A is a schematic front view of a test piece for evaluating the maintenance stability of a mountain fold shape
  • FIG. 11B is a schematic front view of the test piece in which the mountain fold shape is deformed to round by its own weight.
  • An absorbent article having a longitudinal direction, a width direction, and a thickness direction orthogonal to each other, Having an absorbent body with an absorbent core with liquid absorbent fibers;
  • a fold line is provided along the longitudinal direction for guiding the absorber to protrude and bend toward the skin side in the thickness direction,
  • the absorbent core is formed at the position of the broken line in the width direction, and the distribution density of the liquid absorbent fibers is lower than the surrounding portion, and the thickness direction is lower than the low density portion.
  • the skin-side layer is an absorbent article that is bent so that a portion corresponding to the broken line protrudes to the skin side in the thickness direction.
  • the shape of the absorbent article can be stably maintained in a bent shape that protrudes to the skin side along the broken line. Details are as follows. First, the said skin side layer of an absorptive core is bent so that the part corresponding to a broken line may protrude to the skin side. Therefore, a signature that protrudes toward the skin side can be attached to the absorbent article. Moreover, the low density part is located in the non-skin side of the skin side layer. Therefore, even when an external force facing the inside in the width direction such as a crotch force acts on the article while wearing the absorbent article, the skin side layer has a bent shape protruding toward the skin side. It can be bent even more while maintaining.
  • the shape of the absorbent article can be stably maintained in a bent shape that protrudes toward the skin along the broken line.
  • the excretory fluid absorbed by the skin side layer can be quickly drawn toward the non-skin side layer. And thereby, the absorbed excretion can be quickly diffused in the thickness direction, and as a result, the absorbent article can exhibit good absorbency.
  • each part located on both sides of the polygonal line protrudes to the skin side in the thickness direction, and a part located between the parts projects to the non-skin side in the thickness direction.
  • the non-skin side layer is bent in shape.
  • the non-skin side described above The layer can be rapidly reduced and deformed in the width direction while maintaining the above M-shape. Therefore, it is reliably prevented that the non-skin side layer inhibits the maintenance of the state of the skin side layer that is bent so as to protrude to the skin side, and thus the skin side layer stably stabilizes the bent shape. Can be maintained.
  • the average value of the fiber density of the liquid absorbent fiber of the absorbent core is preferably 0.092 (g / cm 3 ) or more.
  • the average value of the fiber density of the absorbent core is 0.092 (g / cm 3 ) or more, the low density is obtained by bending the core along the broken line.
  • the part can be formed reliably.
  • Such an absorbent article When the dimension in the thickness direction at the position corresponding to the broken line in the width direction is compared between the skin side layer and the non-skin side layer, the dimension of the skin side layer is the non-skin side layer. It is desirable to be larger than
  • the capacity of the excretory fluid to be absorbed is large in the skin side layer based on the large dimension in the thickness direction. Therefore, the skin side layer can quickly absorb the excretion fluid such as menstrual blood excreted from the excretion opening such as the vaginal opening, and can diffuse to the surrounding part such as the non-skin side layer, Leakage of excretory fluid from the absorbent article can be effectively prevented.
  • the absorber has a skin side sheet fixed to the skin side of the absorbent core, It is desirable that the skin side sheet bends along the fold line together with the absorbent core.
  • the skin side sheet is bent along the fold line together with the absorbent core. Therefore, the skin side sheet can make up for the rigidity of the core so that the shape of the core does not collapse while keeping the bent state of the absorbent core from being hindered. As a result, it is possible to effectively prevent unnecessary deformation such as so-called kinking of the absorbent core.
  • the skin-side sheet is a nonwoven fabric having thermoplastic resin fibers
  • the absorbent core has a thermoplastic resin fiber and a cellulosic water absorbent fiber as the liquid absorbent fiber, It is desirable that the thermoplastic resin fibers of the skin side sheet and the thermoplastic resin fibers of the absorbent core are joined.
  • the skin-side sheet has thermoplastic resin fibers
  • the absorbent core also has thermoplastic resin fibers
  • the thermoplastic resin fibers are joined to each other.
  • these thermoplastic resin fibers are similar to each other. Therefore, it can be firmly joined by squeezing or the like, whereby the sheet is firmly joined to the core. And as a result, the sheet
  • seat can supplement the rigidity more effectively so that the shape of an absorptive core may not collapse.
  • Such an absorbent article When the bending resistance is measured by the Gurley method defined in JIS L1085, The portion corresponding to the broken line protrudes to the non-skin side in the thickness direction, rather than the bending resistance when the absorber is bent so that the portion corresponding to the broken line protrudes to the skin side in the thickness direction. Thus, it is desirable that the bending resistance when the absorber is bent is larger by 0.50 mN or more.
  • the bending resistance when bent to the opposite side is 0.50 mN or more than the bending resistance when bending the absorbent body so as to protrude to the skin side. . Therefore, it becomes easy to maintain the shape which protruded to the skin side along the broken line and was bent sharply. As a result, the protruding portion comes into contact with the labia where the excretory opening such as the vaginal opening is present or easily enters between the labia.
  • Such an absorbent article On the skin side in the thickness direction from the absorbent core, a sheet that has been stretched to develop the stretchability in the width direction, or a sheet in which slits along the longitudinal direction are formed is disposed. Is desirable.
  • the sheet disposed on the skin side of the absorbent core has good extensibility in the width direction.
  • stretchability is exhibited in the stretching process and good extensibility is achieved.
  • good extensibility is imparted in the width direction based on the slit. Has been. Therefore, it is prevented that the said sheet
  • Such an absorbent article The absorbent body and the top sheet disposed on the skin side in the thickness direction from the absorbent body are joined and integrated by a plurality of squeezed portions formed by squeezing from the skin side in the thickness direction of the top sheet.
  • a plurality of squeezed portions formed by squeezing from the skin side in the thickness direction of the top sheet.
  • an absorbent article it can suppress that the bending rigidity of the part of the broken line in an absorptive core will be raised by said pressing part. And it becomes difficult to prevent that the shape of an absorptive core changes into the bent shape which protrudes to the skin side along a broken line, As a result, the said bent shape can be stabilized. Moreover, the drawability of the excreted liquid excreted on the top sheet to the absorber is enhanced, and thus the top sheet can exhibit good liquid repellency.
  • Such an absorbent article It is desirable that the broken line extends over the entire length of the absorbent core in the longitudinal direction.
  • a sheet is provided on the non-skin side of the non-skin side layer in the thickness direction, and the sheet is bent into the M shape integrally with the non-skin side layer,
  • the sheet has a valley fold line at a position corresponding to each of the non-skin-side layers protruding to the skin side. It is desirable that a mountain fold line is formed along the longitudinal direction at a position corresponding to the portion protruding toward the non-skin side while being formed along the direction.
  • the above sheet is bent into an M shape integrally with the M-shaped non-skin side layer. Therefore, even when an external force facing the inside in the width direction such as a crotch force acts on the absorbent article, the sheet can be quickly reduced and deformed in the width direction together with the non-skin side layer. Accordingly, it is possible to prevent the maintenance of the state of the skin side layer bent so as to protrude to the skin side.
  • FIG. 2 is a schematic plan view of the napkin 1 viewed from the skin side in the thickness direction
  • FIG. 3 is a schematic plan view of the napkin 1 viewed from the non-skin side in the thickness direction.
  • FIG. 4 is a schematic exploded view taken along arrows IV-IV in FIG.
  • FIG. 5 is a schematic plan view of the absorber 10 as seen from the non-skin side in the thickness direction.
  • FIG. 6A is a schematic diagram showing the bent state of the absorbent body 10 as viewed in the direction of arrows VI-VI in FIG. 2, and FIG. 6B shows the folded state of the napkin 1 as seen in the direction of arrows VI-VI in FIG. It is a schematic diagram.
  • the napkin 1 is a sheet-like member that is vertically long in plan view and has a longitudinal direction, a width direction, and a thickness direction.
  • the liquid-permeable top sheet 20, the liquid-absorbent absorber 10, and the liquid-impermeable back sheet 30 are sequentially formed from the skin side in the thickness direction to the non-skin side. And are stacked.
  • Each of these members 20, 10, and 30 is joined to a member adjacent in the thickness direction with an adhesive HMA such as a hot melt adhesive.
  • an adhesive HMA such as a hot melt adhesive.
  • Examples of the application pattern of the adhesive HMA include an ⁇ pattern, a spiral pattern, a stripe pattern, and the like, and the same applies to other adhesives HMA that appear later.
  • a direction corresponding to the abdomen side of the wearer 201 in the longitudinal direction is also referred to as “front side”
  • a direction corresponding to the same back side is also referred to as “rear side”.
  • the planar size of the top sheet 20 and the back sheet 30 is larger than the planar size of the absorbent body 10. Therefore, the outer peripheral edge portions 20e and 30e (see the dot pattern portion in FIG. 2) of both the sheets 20 and 30 protrude from the absorber 10 outward in the longitudinal direction and outward in the width direction, respectively. And the absorber 10 is hold
  • the planar shapes of both sheets 20 and 30 are the same.
  • the sheets 20 and 30 have a shape in which a substantially central portion in the longitudinal direction protrudes on both sides in the width direction, and the protruding portions 20w and 30w mount the napkin 1 on an undergarment (not shown). It functions as so-called wing portions 1w and 1w provided when the device is fixed. That is, as shown in FIGS. 3 and 4, on the non-skin side surface of the portion 30 w corresponding to each wing portion 1 w in the back sheet 30, an adhesive portion 40 w for fixing the napkin 1 to the underwear is an appropriate adhesive. For example, it is formed in a substantially rectangular shape.
  • the adhesive part 40c of the same purpose is also formed in the part 30c between the wing parts 1w and 1w in the non-skin side surface of the back sheet 30 with a suitable adhesive, for example, in a plurality of strips along the longitudinal direction. Yes.
  • the arrangement pattern of the adhesive portions 40w and 40c is not limited to this.
  • an appropriate non-woven fabric such as an air-through non-woven fabric can be mentioned.
  • an air-through non-woven fabric is used.
  • any other sheet may be used as long as it is a liquid-permeable flexible sheet.
  • an appropriate resin film such as polyethylene (PE) can be cited.
  • PE polyethylene
  • a PE film is used.
  • other sheets may be used as long as they are flexible liquid-impermeable sheets.
  • a plurality of squeezed portions E, E... are formed on the skin side surface of the top sheet 20 from the skin side, whereby the top sheet 20 and the absorbent body 10 are thick together. It is squeezed in the vertical direction and joined and integrated.
  • this pressing part E two types of pressing parts EL and ED are formed.
  • One pressing part E is a linear pressing part EL.
  • the said linear pressing part EL, EL ... is formed in multiple numbers along the outer periphery part of the absorber 10, and, as a whole, has comprised the substantially cyclic
  • the other pressing part E is a dot-like pressing part ED.
  • each point-like pressing part ED is discretely formed in the substantially closed area
  • the planar shape of each point-like pressing part ED is a circle having a diameter of 1 mm, and the arrangement pattern of the pressing parts ED, ED... Is a staggered arrangement pattern. Not limited to. Further, the point-like pressing part ED and the linear pressing part EL may be omitted.
  • the absorbent body 10 has the same absorbent core 11 in which a liquid absorbent fiber or the like is formed into a vertically long shape in plan view as an example of a predetermined shape and covers the skin side surface of the core 11.
  • the core 11 has a skin-side sheet 12 that is substantially the same in planar shape, and the core 11 and a non-skin-side sheet 13 that is substantially the same in planar shape so as to cover the core 11 from the non-skin side surface.
  • seat 12,13 is each joined and integrated with the absorbent core 11 with adhesive HMA, such as a hot-melt-adhesive agent, Thereby, each sheet
  • adhesive HMA such as a hot-melt-adhesive agent
  • the absorbent core 11 has, for example, cellulosic water-absorbing fibers and thermoplastic resin fibers as liquid absorbent fibers in a basis weight range of 100 (g / m 2 ) to 400 (g / m 2 ). Are mixed with each other.
  • pulp fibers are used as an example of the former, and as an example of the latter, a so-called sheath core structure composite fiber having a sheath of polyethylene (PE) and a core of polyethylene terephthalate (PET) is used at a fiber length of 30 mm.
  • PE polyethylene
  • PET polyethylene terephthalate
  • rayon fiber may be used as the former, and single fiber of polyethylene (PP) or single fiber of PE may be used as the latter.
  • thermoplastic resin fiber may be omitted.
  • the core 11 is made of, for example, a superabsorbent polymer (so-called SAP) as an example of a liquid-absorbing granular material in addition to the liquid-absorbing fiber, for example, a basis weight of 5 (g / m 2 ) to 50 (g / m 2 ). m 2 ), but this SAP can also be omitted.
  • SAP superabsorbent polymer
  • the skin side sheet 12 can be omitted.
  • the non-skin side sheet 13 for example, an SMS (spunbond / meltblown / spunbond) nonwoven fabric having a basis weight in the range of 10 (g / m 2 ) to 50 (g / m 2 ) is used.
  • the sheet is not limited to this, that is, other types of non-woven fabrics may be used, or tissue paper or the like may be used. Can also be omitted.
  • a point-like compressed portion ED 10 is formed by pressing from the non-skin side. That is, in this example, since the absorbent body 10 has the skin side sheet 12, the absorbent core 11, and the non-skin side sheet 13, when these three are squeezed together in the thickness direction, Said pressing part ED10 is formed. As a result, the rigidity is enhanced, and as a result, unnecessary deformation such as twisting can be suppressed.
  • the planar shape of the pressing part ED10 is a circle having a diameter of 1.2 mm, and the arrangement pattern of the pressing parts ED10, ED10... Is a staggered pattern, but is not limited to this.
  • the maximum value of the thickness of the absorbent body 10 in which the compressed portion ED10 and the compressed portions EL and ED are formed is, for example, in the range of 0.5 mm to 5 mm, but is not limited thereto.
  • the absorbent body 10 has a fold line LB formed in a straight line along the longitudinal direction over the entire length in the longitudinal direction.
  • the absorbent body 10 is guided to project and bend along the broken line LB toward the skin side in the thickness direction.
  • the napkin 1 is also guided so that the center position in the width direction protrudes toward the skin and bends. Therefore, as shown in FIG.
  • the shape in which the center position in the width direction protrudes to the skin side can change during the pulling process of the shorts or during wearing of the napkin 1, and if it changes, the napkin 1 Oftens difficult to come into contact with the labia or enters between the labia, resulting in poor fit.
  • the shape bent so as to protrude toward the skin side is devised so as to be stably maintained.
  • this device will be described.
  • FIG. 7A is a schematic diagram of a cut surface obtained by cutting the absorbent core 11 along the width direction, and is a schematic diagram showing an enlarged portion corresponding to the broken line LB in the cut surface.
  • FIG. 7B is an electron micrograph of part B of FIG. 7A. Note that the schematic diagram of FIG. 7A and the photograph of the electron microscope of FIG. 7B are a slightly bent state by slightly narrowing the dimension in the width direction from the normal state in order to make the device easier to see. .
  • the absorbent core 11 is bent so as to protrude to the skin side in the thickness direction along the broken line LB extending in a straight line in the longitudinal direction as described above.
  • the broken line LB in the width direction is bent.
  • a low density portion 11DL in which the distribution density (g / cm 3 ) of liquid absorbent fibers (hereinafter also referred to as fiber density (g / cm 3 )) is lower than the surrounding portion is formed inside the core 11 at the position.
  • fiber density (g / cm 3 ) the distribution density (g / cm 3 ) of liquid absorbent fibers
  • the core 11 is positioned on the skin side of the low density portion 11DL, while being positioned on the skin side layer 11s having a fiber density higher than that of the low density portion 11DL and on the non-skin side of the low density portion 11DL, A non-skin side layer 11 ns having a higher fiber density than the low density portion 11DL.
  • the said skin side layer 11s is bent so that the part 11sLB corresponding to the broken line LB may protrude to the skin side. Therefore, based on the bent shape of the skin side layer 11s, it is possible to attach a fold that protrudes toward the skin side with respect to the napkin 1 (FIG. 6B). Is easily maintained in a shape protruding to the skin side.
  • the low density portion 11DL is located on the non-skin side of the skin side layer 11s. Therefore, even when an external force that faces inward in the width direction, such as a crotch tightening force, acts on the napkin 1 while the napkin 1 is worn, the skin side layer 11s is bent so as to protrude toward the skin side. While maintaining the above, it is possible to bend more quickly. That is, when the skin side layer 11s is further bent, as shown in FIG. 7A, the inner peripheral side portion 11sp of the skin side layer 11s can quickly move toward the low density portion 11DL. Thus, the situation where the inner peripheral portion 11sp loses its place and exhibits a large resistance when it is further bent is avoided. Therefore, the shape of the napkin 1 can be stably maintained in a bent shape that protrudes toward the skin along the broken line LB.
  • the low-density portion 11DL has liquid absorbent fibers although there are fewer than the surrounding portions. Therefore, the excretory fluid absorbed by the skin side layer 11s can be quickly drawn toward the non-skin side layer 11ns. As a result, the absorbed excretory fluid can be quickly diffused in the thickness direction, and as a result, the napkin 1 can exhibit good absorbability.
  • the dimension in the thickness direction of the skin side layer 11s at the position corresponding to the broken line LB is in the range of 0.3 mm to 3 mm.
  • the maximum value of the dimension in the thickness direction and the maximum value of the dimension in the width direction of the low density portion 11DL are in the range of 0.3 mm to 3.5 mm and 0.5 mm to 5 mm, respectively. It is good to be.
  • the fiber density of the low density portion 11DL (g / cm 3) is the confirmation that lower than the fiber density of the portion of the periphery (g / cm 3), for example, the absorbent core 11 as shown in FIG. 7A It can be easily performed by visualizing the liquid absorbent fiber by cutting along the width direction and dyeing the cut surface with ink. That is, if the fibers and the inter-fiber gaps are clearly seen as shown in FIG. 7B by the above dyeing process, it is visually observed that the fiber density of the low density portion 11DL is lower than the fiber density of the surrounding portion. Can be easily confirmed. Incidentally, if such visual confirmation is difficult, the following may be performed.
  • the total sum of the lengths is obtained by, for example, counting the number of liquid absorbent fibers located in a region A11DL assumed to be a low density portion 11DL (hereinafter also referred to as a low density portion assumed region A11DL). Similarly, the total sum of the lengths is obtained by, for example, counting the number of liquid absorbent fibers located in the peripheral portion of the low density portion assumed region A11DL. Then, each sum of the obtained lengths is multiplied by the specific gravity of the liquid absorbent fiber and the cross-sectional area of the fiber to obtain a multiplication value, and each multiplication value is divided by the volume of each corresponding region.
  • the non-skin side layer 11ns is bent into an M shape. That is, in the non-skin side layer 11 ns, the portions 11 nsp. While 11 nsp protrudes toward the skin side, the non-skin side layer 11 ns is bent so that the portion 11 nsp located between these portions 11 nsp and 11 nsp protrudes toward the non-skin side. Therefore, even when an external force directed inward in the width direction such as a crotch tightening force or the like acts on the napkin 1 while the napkin 1 is worn, the non-skin side layer 11ns has the M shape. Can be quickly reduced and deformed in the width direction.
  • the non-skin side layer 11ns inhibits the state of the skin side layer 11s bent so as to protrude toward the skin side.
  • the skin side layer 11s stabilizes the above-described bent shape. Can be maintained.
  • the non-skin side layer 11ns may not be bent into an M shape.
  • the dimension L11s of the skin side layer 11s is It is larger than the dimension L11ns of the non-skin side layer 11ns.
  • capacitance of excretion liquid is large based on this dimension L11s of the thickness direction being large. Therefore, the skin side layer 11s absorbs the excretion fluid such as menstrual blood excreted from the excretion opening 201He such as the vaginal opening immediately and promptly with its large absorbable capacity, and this is absorbed into the non-skin side layer 11ns.
  • this napkin 1 can show high immediate absorbency, and can thereby prevent the leakage of excretory fluid from the napkin 1 effectively.
  • the dimension L11ns of the non-skin side layer 11ns may be larger than the dimension L11s of the skin side layer 11s.
  • the skin-side sheet 12 of FIG. 4 fixed to the skin side surface of the absorbent core 11 is integrated with the absorbent core 11 by the above-described adhesive HMA or the like. And is bent along the broken line LB. Therefore, the sheet 12 can make up for the rigidity of the core 11 so that the shape of the core 11 does not collapse while keeping the folded state of the absorbent core 11 from being hindered. As a result, unnecessary deformation such as kinking of the absorbent core 11 can be effectively prevented.
  • the skin side sheet 12 may not be integrated with the absorbent core 11.
  • seat 12 is an air through nonwoven fabric as stated above, it has a thermoplastic resin fiber as the constituent fiber.
  • the absorbent core 11 also has thermoplastic resin fibers. And since these thermoplastic resin fibers are materials similar to each other, they are heat-sealed by being squeezed as in the above-described pressing parts EL, ED, ED10, etc., thereby being firmly joined. As a result, the skin side sheet 12 is firmly bonded to the absorbent core 11. Therefore, the skin-side sheet 12 can effectively exhibit a stiffening action that supplements the rigidity of the absorbent core 11 described above. However, it is not limited to this. That is, the skin side sheet 12 may not have the thermoplastic resin fiber, and the absorbent core 11 may not have the thermoplastic resin fiber.
  • the non-skin side sheet 13 and the back sheet 30 are provided on the non-skin side of the absorbent core 11.
  • the adhesive HMA is integrally bonded and fixed to the non-skin side layer 11ns (FIG. 7A) of the core 11 so that these sheets 13 and 30 are also bent into an M shape integrally with the non-skin side layer 11ns. Yes. Therefore, when an external force directed inward in the width direction, such as a crotch tightening force, acts on the napkin 1, these sheets 13 and 30 can also be rapidly reduced and deformed in the width direction together with the non-skin side layer 11ns.
  • the non-skin side sheet 13 and the back sheet 30 may not be integrated with the non-skin side layer 11 ns of the absorbent core 11.
  • the M-shape of the back sheet 30 can be easily confirmed if the napkin 1 is viewed from the non-skin side. That is, as shown in FIG. 3, valley fold lines are provided at positions on the backsheet 30 corresponding to the portions 11 nsp and 11 nsp that protrude to the skin side in the non-skin side layer 11 ns described above with reference to FIG.
  • a mountain fold line Lm is formed along the longitudinal direction at a position on the backsheet 30 corresponding to the portion 11 npm protruding to the non-skin side. Therefore, when these valley fold lines Lv, Lv and mountain fold line Lm are seen, it can be easily confirmed that the back sheet 30 is bent into an M shape.
  • the point-like pressing parts ED, ED, etc. that squeeze the top sheet 20 and the absorbent body 10 together from the skin side and integrate them together are staggered.
  • the compressed parts ED, ED... Are not formed in the broken line LB portion in the absorbent core 11 as in the example of FIG. .
  • it can prevent that the bending rigidity of the part of said broken line LB will be raised by pressing part ED, ED ... origin. Therefore, it is not inhibited that the shape of the absorbent core 11 becomes a bent shape that protrudes to the skin side along the broken line LB, and as a result, the bent shape can be stabilized.
  • the sheet located on the skin side in the thickness direction from the absorbent core 11, for example, in the example of FIG. 4, the skin side sheet 12 or the top sheet 20 has a width. It is good to have high extensibility in the direction. And if it becomes like this, these sheet
  • seats 12 and 20 will not inhibit that the absorptive core 11 bends so that it may protrude to the skin side along the broken line LB, and, thereby, the shape of the napkin 1 Can be stably maintained in a bent shape that protrudes toward the skin side.
  • stretching processes such as what is called a gear extending
  • seat which developed the stretching property of the width direction, or one slit along a longitudinal direction is provided.
  • Examples thereof include a formed sheet or a sheet in which a plurality of slits are formed side by side in the width direction.
  • examples of the material of the former sheet include an elastomer that exhibits substantially elasticity such as a polyurethane-based elastomer and a thermoplastic resin that exhibits approximately inelasticity such as a polyolefin-based resin. Sheet, etc.
  • seat 13 is not substantially extended in the width direction.
  • seat 13 can use the sheet
  • FIG. for example, in this example, an air-through nonwoven fabric is used for the skin-side sheet 12 and an SMS nonwoven fabric is used for the non-skin-side sheet 13. This is because the air-through nonwoven fabric is higher in the width direction than the SMS nonwoven fabric. It is because it has extensibility. Then, the same idea may be extended to the top sheet 10 and the back sheet 30.
  • the extensibility of the non-skin side sheet 13 or the back sheet 30 may be lower than the extensibility of the skin side sheet 12 or the top sheet 10.
  • the stretchability mentioned here refers to the property of “extending without breaking when pulled so as to extend by 5% of the natural length in a predetermined direction”, and preferably pulling so as to extend by the above 5%.
  • the load at a width of 25 mm is preferably 10 N / 25 mm or less.
  • the most important contrivance among the contrivances that is, the contrivance of forming the low density portion 11DL inside the absorbent core 11, and the skin side layer 11s of the core 11 projecting to the skin side.
  • Formation of the broken line LB to which the device of bending shape is applied can be realized as follows, for example.
  • the absorbent body 10 on which the compressed portion ED10 is formed is folded in half in the width direction while the skin side surface is on the outer peripheral side, and the portions facing each other are overlapped in the thickness direction, and this half-folded state
  • the absorbent body 10 in a folded state is pressed with these press rolls in the thickness direction.
  • a fold line LB along the longitudinal direction is formed at the center position in the width direction, and the absorbent In the portion of the core 11 between the skin side layer 11s and the non-skin side layer 11ns, delamination or the like occurs, whereby a low density portion 11DL is formed in the portion, and the skin side layer 11s has a skin side.
  • the protruding shape remains on the surface.
  • the broken line LB to which the above-described two ideas are applied is formed in the absorbent body 10.
  • the absorbent body 10 in the manufacturing process of the absorbent body 10, is basically in the state of a continuous body that is continuous in the longitudinal direction. Therefore, the above-described breath treatment is also performed on the continuous body of the absorbent body 10. . Therefore, the said press process can be performed continuously and as a result, the absorber 10 can be manufactured with high productivity.
  • the average value of the fiber density of the absorbent core 11 is desirably 0.092 (g / cm 3 ) or more. Good.
  • the numerical range of 0.092 (g / cm 3 ) or more is obtained by experiment, and this experiment will be described below.
  • the thing of the composition shown in Table 1 of FIG. 8 was prepared. That is, 200 (g / m 2 ) pulp fiber, 30 (g / m 2 ) PE (sheath) / PET (core) sheath-core composite fiber, and 20 (g / m 2 ) SAP Were mixed, and the absorbent core 11 made of only pulp fibers was also prepared at two levels of 200 (g / m 2 ) and 400 (g / m 2 ).
  • fiber density g / cm ⁇ 3 >
  • a plurality of pressing parts are discretely formed in each of the absorbent cores 11, and the thickness is adjusted to each value in Table 1.
  • Table 1 shows the visual determination result of the presence or absence of the low density portion 11DL in association with the fiber density (g / cm 3 ). From this, it can be seen that if the fiber density is 0.092 (g / cm 3 ) or more, the low density portion 11DL is formed. Therefore, it is desirable that the fiber density of the absorbent core 11 is 0.092 (g / cm 3 ) or more from the viewpoint of reliably forming the low density portion 11DL.
  • the average value of the fiber density of the core 11 is preferably 0.6 (g / cm 3 ) or less, and more preferably 0.5 (g / cm 3 ) or less. And if it does in this way, the problem which may occur when it is made larger than 0.6 (g / cm ⁇ 3 >), ie, the deterioration of the wearing feeling of the napkin 1 resulting from the core 11 becoming excessively hard. Can be effectively prevented.
  • the bending rigidity value of the absorbent body 10 is set to the Gurley method stiffness specified in Japanese Industrial Standard JIS L1085.
  • the portion corresponding to the broken line LB protrudes to the non-skin side than the bending resistance when the absorber 10 is folded in a mountain fold so that the portion corresponding to the broken line LB protrudes to the skin side.
  • the bending resistance when the absorber 10 is folded into a valley fold is preferably 0.50 mN or more.
  • the numerical range of 0.50 mN or more is obtained by an experiment, and this experiment will be described below.
  • a plurality of samples made of pulp fibers simulating the absorbent body 10 were generated at a plurality of basis weight levels as shown in Table 2 of FIG. Then, the thickness of all the samples is kept within a range of 1.3 to 1.75 mm by discretely forming a plurality of dot-like compressed portions on each sample, and thus the thickness of each sample is approximately Aligned to the same value. Moreover, the sample of each basic weight level was bent in the center position of the width direction, and the broken line LB was formed in the longitudinal direction in the same position. And it produced
  • FIG. 10A shows a schematic plan view of the test piece
  • FIG. 10B shows a BB arrow view in FIG. 10A.
  • the vertical direction which is the length direction of 38 mm
  • the width direction of the sample is aligned with the width direction of the napkin 1
  • the longitudinal direction of the sample is aligned with the longitudinal direction of the napkin 1.
  • the test piece was cut out so that the above-mentioned broken line LB was located along the horizontal direction at a position 11 mm from the upper end in the vertical direction.
  • an acrylic adhesive tape having a thickness of 48 ⁇ m was attached to the skin side surface and the non-skin side surface of the upper end portion in the longitudinal direction of the test piece.
  • the adhesive tape is affixed to the test piece so that it does not protrude below the chuck of the Gurley type flexibility tester described later. I attached.
  • each bending resistance of the mountain fold and the valley fold of the test piece is performed using a Gurley type flexibility tester (manufactured by Yasuda Seiki Seisakusyo Co., Ltd.) capable of executing the JIS L1085 Gurley method.
  • a Gurley type flexibility tester manufactured by Yasuda Seiki Seisakusyo Co., Ltd.
  • JIS L1085 Gurley method capable of executing the JIS L1085 Gurley method.
  • JIS L1085. the upper end of the test piece in the vertical direction is fixed to the chuck of the movable arm of the tester with a length of 6.3 mm in the vertical direction, while the lower end of the test piece is 6.3 mm in the vertical direction. Now, it was brought into contact with the upper end of the pendulum of the testing machine.
  • the movable arm is moved so that the test piece bends in the thickness direction, and the scale of the pendulum position at the time when the lower end of the test piece is separated from the upper end of the pendulum is read.
  • the softness was determined.
  • the measurement of the bending resistance was performed five times for each level, and the average value of the five times was defined as the bending resistance of each level.
  • evaluation of whether each sample of a basis weight level is easy to maintain in the mountain fold shape which protruded to the skin side and was bent sharply was performed as follows. First, from the samples of each basis weight level on which the broken line LB is formed, 5 or 10 pieces are cut into a rectangular shape of 65 mm in the width direction and 30 mm in the longitudinal direction, respectively, and the maintenance stability of the bent shape is obtained. Test specimens for evaluation were generated. In addition, when cutting out, it was made for the said broken line LB to be located in the center position of said 65 mm length.
  • each test piece was bent along the above-mentioned broken line LB to form a mountain fold shape protruding toward the skin side. Moreover, at this time, it adjusted so that the space
  • the mountain fold shape of the test piece is rounded by the weight of the test piece, and 10 judges determine the degree of this roundness visually. A determination was made as to whether the mountain fold shape was sharp or not, and a final decision was made based on the majority of the determination results.
  • the sanitary napkin 1 is exemplified as the absorbent article, but the present invention is not limited thereto.
  • the absorbent article may be a panty liner.
  • the sanitary napkin 1 as an example of the absorbent article has the pair of wing portions 1w and 1w, but is not limited thereto. That is, the wing portion 1w may not be provided.
  • the broken line LB is formed at the center position in the width direction of the absorbent core 11, but the present invention is not limited to this. That is, the broken line LB may be formed at a position slightly shifted from the center position in the width direction. However, since the absorptive core 11 and the napkin 1 are basically designed symmetrically with respect to the center position in the width direction, the polygonal line LB is preferably formed at the center position.
  • the absorbent core 11 is covered with the two sheets of the skin-side sheet 12 and the non-skin-side sheet 13, but the present invention is not limited to this.
  • the skin side and non-skin side of the absorbent core 11 may be covered so as to be wrapped with a single sheet.
  • the above-described broken line LB is formed over the entire length in the longitudinal direction of the absorber 10, but is not limited thereto. That is, if the broken line LB is guided so that the absorbent body 10 protrudes toward the skin and bends, the broken line LB may be formed in a part of the longitudinal direction of the absorbent body 10. For example, the broken line LB may be provided only in the excretion opening facing region where the excretion opening 201He such as the vaginal opening faces in the absorbent body 10.

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/JP2015/086004 2015-03-31 2015-12-24 吸収性物品 WO2016157653A1 (ja)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10864120B2 (en) 2014-02-21 2020-12-15 Attends Healthcare Products, Inc. Absorbent article with fluid control features

Families Citing this family (5)

* Cited by examiner, † Cited by third party
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JP6922249B2 (ja) * 2017-02-24 2021-08-18 王子ホールディングス株式会社 吸収性物品
JP6972590B2 (ja) * 2017-03-16 2021-11-24 王子ホールディングス株式会社 吸収性物品
JP2018166936A (ja) * 2017-03-30 2018-11-01 王子ホールディングス株式会社 吸収性物品
JP6869310B1 (ja) * 2019-11-08 2021-05-12 ユニ・チャーム株式会社 吸収性物品
CN116370204A (zh) * 2019-11-26 2023-07-04 尤妮佳股份有限公司 吸收性物品

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002094145A1 (fr) * 2001-05-22 2002-11-28 Uni-Charm Corporation Tampon interlabial
JP2004261231A (ja) * 2003-02-18 2004-09-24 Uni Charm Corp 陰唇間パッド
JP2005334485A (ja) * 2004-05-28 2005-12-08 Uni Charm Corp 陰唇間パッド
JP4818728B2 (ja) * 2003-12-09 2011-11-16 ユニ・チャーム株式会社 個別包装容器

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2246903C (en) * 1997-09-29 2003-06-17 Uni-Charm Corporation Absorbent article
JP4311920B2 (ja) * 2002-09-12 2009-08-12 ユニ・チャーム株式会社 陰唇間パッド
JP4416490B2 (ja) * 2003-12-18 2010-02-17 花王株式会社 吸収性物品
JP4555616B2 (ja) * 2004-06-11 2010-10-06 ユニ・チャーム株式会社 陰唇間パッド
US8158847B2 (en) 2005-12-22 2012-04-17 Sca Hygiene Products Ab Water-vapour impermeable carrier member for use in an absorbent article
JP5727246B2 (ja) * 2011-01-31 2015-06-03 大王製紙株式会社 吸収性物品
JP6152517B2 (ja) * 2013-03-27 2017-06-28 大王製紙株式会社 吸収性物品

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002094145A1 (fr) * 2001-05-22 2002-11-28 Uni-Charm Corporation Tampon interlabial
JP2004261231A (ja) * 2003-02-18 2004-09-24 Uni Charm Corp 陰唇間パッド
JP4818728B2 (ja) * 2003-12-09 2011-11-16 ユニ・チャーム株式会社 個別包装容器
JP2005334485A (ja) * 2004-05-28 2005-12-08 Uni Charm Corp 陰唇間パッド

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10864120B2 (en) 2014-02-21 2020-12-15 Attends Healthcare Products, Inc. Absorbent article with fluid control features

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CN107427391A (zh) 2017-12-01
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KR20170132852A (ko) 2017-12-04
KR101913534B1 (ko) 2018-10-30
JP2016189851A (ja) 2016-11-10
CN107427391B (zh) 2021-02-09

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