WO2023100841A1 - 吸収性物品の収容体及び吸収性物品のパッケージ群 - Google Patents

吸収性物品の収容体及び吸収性物品のパッケージ群 Download PDF

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Publication number
WO2023100841A1
WO2023100841A1 PCT/JP2022/043878 JP2022043878W WO2023100841A1 WO 2023100841 A1 WO2023100841 A1 WO 2023100841A1 JP 2022043878 W JP2022043878 W JP 2022043878W WO 2023100841 A1 WO2023100841 A1 WO 2023100841A1
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WO
WIPO (PCT)
Prior art keywords
sheet
container
joint portion
region
sheet joint
Prior art date
Application number
PCT/JP2022/043878
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English (en)
French (fr)
Japanese (ja)
Inventor
其序 段
智慧 徐
▲栄▼▲栄▼ 黄
章 篠原
玉▲鴿▼ 符
▲馬▼松 周
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 TW111146292A priority Critical patent/TW202337414A/zh
Publication of WO2023100841A1 publication Critical patent/WO2023100841A1/ja

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/551—Packaging before or after use
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
    • B65D85/07—Containers, packaging elements or packages, specially adapted for particular articles or materials for compressible or flexible articles

Definitions

  • the present invention relates to an absorbent article container and an absorbent article package group in which a plurality of absorbent articles are accommodated by a thermoplastic resin containing sheet.
  • a container in which a plurality of absorbent articles are contained in a container sheet (see Patent Document 1, for example).
  • the storage body of Patent Literature 1 is provided with a sheet joining portion where storage sheets are joined together.
  • a packaging bag made of thermoplastic resin is generally used as a storage sheet of a storage body for absorbent articles (for example, Patent Document 2).
  • This packaging bag is called a gusset tube bag, and one side of a cylindrical bag is open, and a gusset is formed by folding inward along a crease formed in the center of both side surfaces of the bag, which is a sheet-like bag. It can be folded into The sheet joint seals the opening after such a packaging bag is filled with articles.
  • the absorbent articles When inserting absorbent articles into the gusset tube bag, the absorbent articles (individual packages) are inserted while being pressed in the thickness direction in a state of being laminated. At this time, if the absorbent article is pressed too much, the absorbent core may become hard locally, which may impair the absorbent performance or deteriorate the wearing comfort. Therefore, in order to prevent the absorbent articles from being excessively pressed, the stack of absorbent articles is inserted into the packaging bag while allowing some leeway with respect to the inner dimension of the packaging bag. Thus, when there is a dimensional difference between the inner dimension of the packaging bag and the outer dimension of the laminate, the positions of the containing sheets at the sheet joint portion are likely to shift. Therefore, it was sometimes difficult to form the sheet joint portion neatly.
  • a sheet joint is formed, and the containing sheet is cut in the vicinity of the sheet joint to obtain individual absorbent articles. obtain a containment body for At this time, a sheet edge portion may be formed in which the storage sheets are stacked without being joined together outside the sheet joining portion.
  • the misalignment between the stored sheets is likely to be conspicuous at the sheet edge portions, and the appearance may be spoiled.
  • the positions of the stored sheets are shifted, there is a possibility that the shifted portion is caught, and the jointed portion of the sheet is unintentionally opened due to the caught. Therefore, there is a possibility that the absorbent article cannot be kept sanitarily stored.
  • the present invention has been made in view of such problems, and has an absorbent structure that suppresses deterioration of the appearance of a container due to sheet edges extending from sheet joints and that can hygienically contain absorbent articles.
  • An object of the present invention is to provide an article container and an absorbent article package group.
  • a storage body for absorbent articles stores a plurality of absorbent articles having absorbent cores in a storage sheet made of a thermoplastic resin.
  • the first surface of the container is provided with a sheet joining portion where the accommodation sheets are joined together, and a sheet edge portion where the accommodation sheet extends outside the container from the sheet joining portion. ing.
  • the sheet joint portion and the sheet edge portion are adjacent to each other in the extending direction and have a predetermined length in the extending direction. The length of the sheet edge portion in the extending direction is shorter than the length of the sheet joint portion in the extending direction.
  • a package group of absorbent articles includes a plurality of containers for absorbent articles.
  • the container has a first container and a second container longer in the extension direction than the first container.
  • a first length along the extension direction of the combined sheet joint portion and the sheet edge portion of the first container is the extension direction of the combined sheet joint portion and the sheet edge portion of the second container. is the same as the second length along
  • FIG. 1 is a perspective view of a container for absorbent articles according to an embodiment, viewed from the front side.
  • FIG. 2 is a plan view seen from the upper surface side of a container for absorbent articles.
  • FIG. 3 is an enlarged view of part A in FIG. FIG. 3(A) shows the natural state, and FIG. 3(B) shows the stretched state.
  • FIG. 4 is an enlarged view with reference to the B portion shown in FIG. 1, and is a diagram showing the positional deviation of the stored sheets.
  • FIG. 5 is a diagram schematically showing a cross section of a sheet joint portion.
  • FIG. 6 is a diagram showing an example of a container provided with sheet joints on both the first surface and the second surface.
  • FIG. 7 is a diagram showing a package group of absorbent articles.
  • a storage body for absorbent articles stores a plurality of absorbent articles having absorbent cores in a storage sheet made of a thermoplastic resin.
  • the first surface of the container is provided with a sheet joining portion where the accommodation sheets are joined together, and a sheet edge portion where the accommodation sheet extends outside the container from the sheet joining portion. ing.
  • the sheet joint portion (11) and the sheet edge portion (12) are adjacent in an extending direction (Z) and have a predetermined length in the extending direction.
  • the length (Z12) of the sheet edge portion in the extending direction is shorter than the length (Z11) of the sheet joint portion in the extending direction.
  • the sheet edge portion in the extending direction is relatively short, even when the sheet edge portion is arranged along the outer surface of the first surface without standing upright, the sheet The edges are less likely to interfere with the display of the design or the like on the first surface of the container.
  • the length of the sheet edge in the extending direction is relatively short, even when the sheet edge is erected, the sheet edge with relatively low rigidity is not stably arranged, resulting in an aesthetic appearance. can suppress the decrease in
  • the length of the sheet joint portion in the extending direction is long, it is possible to ensure the joint strength of the sheet joint portion. Therefore, even if the user tries to unseal the sheet joint portion by mistake, the sheet joint portion cannot be unsealed, and the absorbent article can be kept sanitarily stored.
  • the storage sheet has a first region and a second region that are joined at the sheet joining portion and separably overlapped at the sheet edge portion.
  • the sheet edge portion has a root end located on the sheet joining portion side and a tip of the sheet edge portion opposite to the root end.
  • an angle formed between the extension direction and a first imaginary line (FL1) connecting the base end and the tip of the sheet edge in the first region is 25 degrees or less.
  • the extension direction forms an angle of 25 degrees or less with a second imaginary line (FL2) connecting the base end and the tip of the sheet edge in the second region.
  • both sheet edges stand upright and are not arranged along the outer surface of the first surface, so that the sheet edges are less likely to interfere with the display of the design of the first surface of the container. It is possible to suppress deterioration of aesthetic appearance.
  • the sheet joint portion and the sheet edge portion extend along a first direction orthogonal to the extending direction.
  • the storage sheet has a first region and a second region that are joined at the sheet joining portion and separably overlapped at the sheet edge portion.
  • the sheet joining portion has a plurality of pressing portions in which both the first region and the second region are pressed.
  • the pressing portion includes a first pressing portion (41) recessed from the first region side toward the second region side, and a second pressing portion (42) recessed from the second region side toward the first region side. have.
  • the first pressing portion and the second pressing portion are arranged to be shifted in either the first direction or the extending direction.
  • the first pressing portion and the second pressing portion are provided, even if the sheet joint portion is deformed by an external force, it is easy to return to its original state. easy to maintain. In addition, even if the sheet joints are deformed, they can easily return to their original state, thereby suppressing local application of force to the absorbent core and maintaining the absorbent performance.
  • the first pressing portions and the second pressing portions are alternately arranged in the first direction.
  • the sheet joint portion is formed with a plurality of deformation starting points along the first direction. Therefore, when the sheet joint portion is deformed, it becomes easy to return, and the sheet joint portion and the sheet edge portion can be easily maintained in an upright state. In addition, even if the sheet joints are deformed, they are easily restored to their original state, so that local force is suppressed from being applied to the absorbent core, and the absorbent performance can be further maintained.
  • the sheet joining section has a high compression section provided with the pressing section, and a low compression section having a relatively lower degree of compression than the high compression section.
  • a deformation starting point is formed in the sheet joint portion due to the difference in rigidity. Therefore, when the sheet joint portion is deformed, it becomes easy to return, and the sheet joint portion and the sheet edge portion can be easily maintained in an upright state. In addition, even if the sheet joints are deformed, they can be easily restored, so that the absorption performance can be maintained by suppressing the local application of force to the absorbent core.
  • the sheet joining portion is provided with a colored region in which the containing sheet is colored. At least part of the pressing portion is provided in the colored region. Pigmented areas are pigmented or inked and tend to be stiffer than unpigmented areas.
  • the tip of the sheet edge is zigzag or wavy. According to this aspect, a plurality of deformation starting points spaced apart in the first direction are formed at the tip of the sheet edge. Therefore, when the sheet edge is deformed, it becomes easy to return, and the sheet edge can easily be maintained in an upright state.
  • the sheet joint portion and the sheet edge portion extend along a first direction orthogonal to the extending direction.
  • the container has a second surface (102) arranged opposite the first surface (101).
  • the sheet joint portion and the sheet edge portion are provided on the second surface.
  • the sheet joint portion on the first surface and the sheet joint portion on the second surface are inclined in the same direction with respect to an imaginary line along the first direction. According to this aspect, since the sheet-bonded portion on the first surface and the sheet-bonded portion on the second surface are inclined in the same direction, no torsional force is applied to the absorbent core of the absorbent article, thereby improving the absorbent performance. can be secured.
  • the sheet joint portion and the sheet edge portion extend along a first direction orthogonal to the extending direction.
  • the container has a second surface (102) arranged opposite the first surface (101).
  • the sheet joint portion and the sheet edge portion are provided on the second surface.
  • the sheet joint portion of the second surface and the sheet joint portion of the first surface are inclined in opposite directions with respect to an imaginary line along the first direction. According to this aspect, since the sheet joints on the first surface and the sheet joints on the second surface are inclined in opposite directions, the respective sheet joints exert supporting forces in mutually different directions, thereby stabilizing the container. can be placed
  • the container has a second surface arranged to face the first surface.
  • the sheet joint portion and the sheet edge portion are provided on the second surface.
  • G11 is the interval in the extending direction between the sheet-bonded portion on the first surface and the sheet-bonded portion on the second surface
  • Z20 is the length of the absorbent article in the extending direction
  • the sheet-bonding on the first surface is performed.
  • Z111 be the length of the portion in the extension direction
  • Z112 be the length of the sheet joint portion on the second surface in the extension direction
  • (Z111+Z112)>(G11-Z20) is satisfied.
  • (Z111+Z112) is a region that has relatively high rigidity and is difficult to deform.
  • (G11-Z20) is a length that allows the absorbent article to move within the container, and is a region that is easily deformed. Since the length of the easily deformable region is short, (Z111+Z112) can suppress the displacement of the absorbent article in the container while suppressing the positional deviation between the containers.
  • Z111 ⁇ (G11-Z20) and Z112 ⁇ (G11-Z20) may be satisfied.
  • (G11-Z20) is the length of the space in which the absorbent article can absorb slippage in the container, and is a relatively easily deformable region. Since Z111 (Z112) is shorter than (G11-Z20), the absorbent article is deformed even if the sheet joint portion on the first surface (or the sheet joint portion on the second surface) is pressed toward the inside of the container. can be suppressed.
  • the sheet joint portion and the sheet edge portion extend along a first direction orthogonal to the extending direction.
  • the storage sheet has a first region and a second region that are joined at the sheet joining portion and separably overlapped at the sheet edge portion.
  • the length of deviation in the first direction between the first region and the second region is X13, Z111>X13 and Z112>X13 are satisfied.
  • the extending portion is conspicuous and unsightly. There is a risk that the sheet joint may be unintentionally opened due to the part being caught.
  • the width of the sheet joint portion is ensured to be greater than the length of the extended portion, and deterioration in appearance can be suppressed, and the sheet joint portion is unintentionally unsealed. can be suppressed.
  • the sheet joint portion may be provided with a display portion showing information of the absorbent article. According to this aspect, by attracting the user's attention with the display portion of the sheet joint portion, it is possible to make the sheet edge relatively inconspicuous, and to suppress deterioration of aesthetic appearance due to the sheet edge.
  • a package group of absorbent articles includes a plurality of containers for absorbent articles.
  • the container has a first container and a second container longer in the extension direction than the first container.
  • a first length along the extension direction of the combined sheet joint portion and the sheet edge portion of the first container is the extension direction of the combined sheet joint portion and the sheet edge portion of the second container. is the same as the second length along
  • the first container and the second container have different lengths in the extending direction of the entire container, but the combined length of the sheet joint portion and the sheet edge portion (first length and second length) are the same. be.
  • the second containing body is larger than the first containing body, and has a low ratio of the sheet joint portion and the sheet edge portion, thereby improving the appearance. Also, since the first length and the second length are the same, although the ratios occupied by the sheet joint portion and the sheet edge portion are different, the consumer knows that the first container and the second container are related package groups. becomes easier to recognize.
  • a storage body 1 (hereinafter referred to as a storage body 1) for absorbent articles according to an embodiment will be described below with reference to the drawings.
  • a storage body 1 for absorbent articles according to an embodiment
  • the same or similar reference numerals are given to the same or similar parts.
  • the drawings are schematic, and the ratio of each dimension is different from the actual one. Therefore, specific dimensions and the like should be determined with reference to the following description.
  • portions having different dimensional relationships and ratios may also be included between the drawings.
  • FIG. 1 is a perspective view of a container 1 according to an embodiment.
  • FIG. 2 is a top view of the container 1.
  • FIG. FIG. 3 is an enlarged view of part A in FIG. FIG. 3(A) shows the natural state
  • FIG. 3(B) shows the stretched state.
  • the natural state means that the container 1 is placed on a flat plate, and the joints of the sheets on both sides in the direction of extension are held by hand until wrinkles on the front and back of the container are no longer visible. to pull the sheet joint portion 11 outward in the extending direction Z. Next, with the pulling hand removed, the sample was left for 30 minutes under conditions of a temperature of 20 ⁇ 2° C. and a humidity of 50%.
  • the stretched state is a state in which the sheet joints 11 are pulled outward in the extension direction Z by gripping the sheet joints on both sides with hands until wrinkles on the front and back of the container disappear. .
  • the wrinkles other than the wrinkles overlapping the sheet joint portion are not visible. Just pull the sheet joint.
  • the container 1 wraps a plurality of absorbent articles 20 with a container sheet 10 .
  • the storage body 1 has a storage space 5 in which the absorbent article 20 is stored by folding the storage sheet 10 and joining the storage sheet 10 .
  • a plurality of absorbent articles 20 are stored in the storage space 5 .
  • Examples of absorbent articles 20 include disposable diapers, sanitary napkins, incontinence pads, and panty liners.
  • the absorbent articles 20 may be stacked in the thickness direction of the absorbent articles 20 within the container 1 .
  • the absorbent article 20 may be housed in the container 1 in the state of only the body portion 21 (sanitary napkin, disposable diaper, etc.) used at the time of use, or may be individually wrapped with a wrapping sheet 22 (see FIG. 2). It may be accommodated in the container 1 in a state of being folded.
  • a well-known absorbent article 20 can be appropriately used for the absorbent article 20 .
  • an absorbent article 20 having a relatively soft absorbent core can be suitably used.
  • the container 1 of the present embodiment is configured to suppress local hardening of the absorbent core.
  • the absorbent article 20 may have a bending stiffness value of 5.0 to 35.0 mN ⁇ m in the longitudinal direction and the width direction of the region including the absorbent core. The bending stiffness is measured, for example, according to the following procedure. (1) Imada's torque tester EX-0762 is prepared in a constant temperature and humidity chamber (20 ⁇ 2° C./60 ⁇ 5% RH).
  • the load cell is set to 50N in tension and compression and the torque is set to 1N.
  • the storage sheet 10 is made of a resin film and may be molded into a substantially rectangular shape.
  • the container 1 may be a hexahedron having a first surface 101 to a sixth surface 106 in a substantially rectangular shape.
  • the first to sixth surfaces 101 to 106 may be rectangular surfaces.
  • the first surface 101 to the sixth surface 106 may not intersect perpendicularly at the boundary where they intersect with each other, but may intersect in a curved line.
  • the first surface 101 and the second surface 102 are arranged to face each other, the third surface 103 and the fourth surface 104 are arranged to face each other, and the fifth surface 105 and the sixth surface 106 are arranged to face each other. They are arranged facing each other.
  • the first surface 101 is a surface on which a sheet joint portion 11, which will be described later, is provided. Note that in a form in which the sheet joint portions 11 are provided on a plurality of surfaces (the sheet joint portions 11 in the present embodiment are provided on the first surface 101 and the second surface 102), the sheet joint portions 11 are Any surface among the formed surfaces may be used as the first surface 101 .
  • a perforation line 3 for forming an opening for taking out the absorbent article 20 may be formed in the container 1 .
  • the perforation line 3 of the present embodiment is provided on the first surface and extends along the first direction X with a gap in the second direction Y from the sheet joint portion 11 .
  • the container 1 has a first direction X, a second direction Y and an extending direction Z that are perpendicular to each other.
  • the first surface 101 and the second surface 102 are surfaces surrounded by sides extending in the first direction X and sides extending in the second direction Y. As shown in FIG. The first surface 101 and the second surface 102 are separated in the extending direction Z and face each other.
  • the third surface 103 and the fourth surface 104 are surfaces surrounded by sides extending in the first direction X and sides extending in the extending direction Z. As shown in FIG. The third surface 103 and the fourth surface 104 are separated in the second direction Y and face each other.
  • the fifth surface 105 and the sixth surface 106 are surfaces surrounded by sides extending in the second direction Y and sides extending in the extending direction Z. As shown in FIG. The fifth surface 105 and the sixth surface 106 are separated in the first direction X and face each other. In the container 1 of the present embodiment, the areas of the third surface 103 and the fourth surface 104 among the first surface 101 to the sixth surface 106 are large. Configure the back.
  • the fifth surface 105 constitutes the upper surface
  • the sixth surface 106 constitutes the lower surface.
  • the first surface 101 and the second surface 102 constitute side surfaces.
  • the first direction X extends in the vertical direction
  • the second direction Y extends in the depth direction
  • the extension direction Z extends in the horizontal direction.
  • the extending direction Z is a direction in which a sheet joint portion 11 and a sheet edge portion 12, which will be described later, are adjacent to each other.
  • the accommodation sheet 10 may be configured by a thermoplastic resin sheet.
  • the storage sheet 10 may have at least a sheet made of thermoplastic resin, and may be a laminated sheet in which other sheets are stacked.
  • the sheet joint portion 11 is a portion where the storage sheets 10 are joined together. It may be a portion joined by welding such as thermal welding or ultrasonic welding, or may be a portion adhered with an adhesive.
  • the sheet edge portion 12 is located outside the sheet joint portion 11 in the extension direction Z. As shown in FIG.
  • the sheet edge portion 12 is a portion where the storage sheets 10 are not bonded together, or a portion where the storage sheets 10 are bonded together with a bonding force weaker than that of the sheet bonding portion 11 .
  • the sheet joint portion 11 and the sheet edge portion 12 extend along the first direction X.
  • the sheet joint portion 11 and the sheet edge portion 12 are adjacent to each other in the extending direction Z and have a predetermined length in the extending direction Z. As shown in FIG. The sheet joint portion 11 and the sheet edge portion 12 are provided on the first surface 101 . Note that the sheet joint portion 11 and the sheet edge portion 12 may be provided on a surface other than the first surface 101, and are also provided on the second surface 102 in the present embodiment.
  • the configuration extending in a certain direction is a concept including not only the configuration parallel to the direction, but also the configuration extending at an angle of less than 45 degrees with respect to the direction.
  • the sheet joint 11 and the sheet edge 12 may be inclined with respect to the first direction X by less than 10 degrees, more preferably with an inclination with respect to the first direction X by less than 5 degrees. good.
  • the length Z12 of the sheet edge portion 12 of the container 1 in the extending direction Z is shorter than the length Z11 of the sheet joint portion 11 in the extending direction Z.
  • the housing sheet 10 is generally made of flexible material in many cases. Therefore, the positional relationship and length in this embodiment are measured with the container 1 in an extended state unless otherwise specified. Therefore, Z12 ⁇ Z11 may be satisfied in a state in which the sheet joint portion 11 and the sheet edge portion 12 are stretched in the extension direction Z.
  • the sheet joint portion 11 and the The comparison is made at positions where the sheet edges 12 are adjacent to each other. Specifically, a virtual line parallel to the extending direction Z may be drawn and Z12 ⁇ Z11 may be satisfied on the virtual line.
  • the length of the sheet edge portion 12 in the extending direction Z is relatively short. Therefore, even if the sheet edge portion 12 is arranged along the outer surface of the first surface 101 without the sheet edge portion 12 standing up, the sheet edge portion 12 obstructs the display of the design or the like of the first surface 101. hard to do In addition, even when the sheet edge portion 12 is erected, it is possible to prevent deterioration of the appearance caused by the unstable arrangement of the sheet edge portion 12 having relatively low rigidity.
  • the absorbent article 20 When inserting the absorbent article 20 into the gusset tube bag (accommodating sheet 10), a plurality of absorbent articles 20 are stacked and inserted while being pressed in the thickness direction. At this time, if the absorbent core is pressed too much, the absorbent core may become stiff locally, which may hinder the absorption performance or worsen the feeling of wearing. Therefore, in order to prevent the absorbent article 20 from being excessively pressed, the laminate of the absorbent articles 20 is inserted while allowing some leeway with respect to the inner dimensions of the bag. When the inner dimension of the bag and the outer dimension of the stack are different from each other in this way, the positions of the containing sheets 10 at the sheet joint portion 11 and the sheet edge portion 12 are likely to shift. FIG.
  • FIG. 4 is an enlarged view based on the B portion shown in FIG. 1, and shows the positional deviation between the storage sheets 10 .
  • FIG. 4 when the sheet joint portion 11 is formed in a state in which the accommodation sheet 10 on the side of the third surface 103 and the accommodation sheet 10 on the side of the fourth surface 104 are shifted in the first direction X, both accommodation is performed.
  • an extension portion 13 in which one of the storage sheets 10 extends is formed outside in the first direction X from the sheet joint portion 11 where both the storage sheets 10 are joined, and extends beyond the sheet joint portion 11 .
  • a portion (corresponding to the sheet edge portion 12) is formed on the outside in the direction Z where the two storage sheets overlap without being joined. If the length of the sheet edge portion 12 in the extending direction Z is relatively long, the extending portion 13 formed by the misalignment of the storage sheets 10 may also become conspicuous, which may spoil the appearance. However, since the length Z12 of the sheet edge portion 12 in the extending direction Z is short, the misalignment between the storage sheets 10 can be made inconspicuous.
  • the sheet joint portion 11 in the extending direction Z is long, the sheet joint portion 11 with relatively high rigidity rises, and the sheet edge portion 12 also tends to rise following the sheet joint portion 11 .
  • the sheet edge portion 12 By raising the sheet edge portion 12 as well, it is possible to suppress deterioration of the aesthetic appearance of the container 1 due to the sheet edge portion 12 lying along the first surface 101 (sleeping).
  • the length Z11 of the sheet joint portion 11 in the extending direction Z is long, the joint strength of the sheet joint portion 11 can be ensured. Therefore, even if the user tries to unseal the sheet joint portion 11 by mistake, the sheet joint portion 11 cannot be unsealed, and the absorbent article 20 can be hygienically accommodated.
  • the length Z11 in the extending direction of the sheet joint portion 11 may be 1 mm or more, preferably 1.5 mm or more. Also, the length Z12 of the sheet edge portion 12 in the extending direction may be less than 1.5 mm, preferably less than 1.0 mm. Also, the ratio of the length Z12 in the extending direction of the sheet edge portion 12 to the length Z11 in the extending direction of the sheet joint portion 11 may be less than 1.0, but is preferably 0.7 or less. It's okay.
  • the storage sheet 10 may have a first region R1 and a second region R2 that are joined at the sheet joining portion 11 and separably overlapped at the sheet edge portion 12 .
  • the first region R1 is located on the third surface 103 side and located in a region extending from the third surface 103 .
  • the second region R2 is located on the fourth surface 104 side and located in a region extending from the fourth surface 104 .
  • the sheet edge portion 12 has a root end 121 located on the sheet joint portion 11 side and a tip end 122 opposite to the root end 121 of the sheet edge portion 12 .
  • the first imaginary line FL1 connecting the root end 121 and the tip 122 of the sheet edge portion 12 in the first region R1 and the extending direction Z form an angle ⁇ of 25 degrees or less. It's okay. Further, in the natural state of the container 1, the angle ⁇ formed between the extension direction Z and the second imaginary line FL2 connecting the base end 121 and the tip 122 of the sheet edge portion 12 in the second region R2 is 25 degrees.
  • the angle ⁇ formed between the extension direction Z and the second imaginary line FL2 connecting the base end 121 and the tip 122 of the sheet edge portion 12 in the second region R2 is 25 degrees.
  • both sheet edge portions 12 stand upright and are not arranged along the outer surface of the first surface 101 , so the sheet edge portions 12 are less likely to obstruct the display of the design of the first surface 101 .
  • the angle formed by the first virtual line FL1 and the second virtual line FL2 is 50 degrees or less. If only one stands upright and the other is arranged along the outer surface of the first surface 101, the first region R1 and the second region R2 will be arranged apart from each other. The first region R1 and the second region R2 may be pulled apart, and the sheet joint portion 11 may unintentionally be opened. However, since the first region R1 and the second region R2 form an acute angle of 50 degrees or less and are arranged along each other, unintentional opening of the sheet joint portion 11 can be suppressed.
  • the angle formed by the first virtual line FL1 and the second virtual line FL2 may be 50 degrees or less, preferably 25 degrees or less, and more preferably 10 degrees or less.
  • FIG. 5 is a diagram schematically showing a cross section of the sheet joint portion 11. As shown in FIG. FIG. 5 is a cross section with reference to the center of the extending direction of the sheet joint portion 11 .
  • FIG. 5A shows the sheet joint portion 11 of this embodiment
  • FIG. 5B shows the sheet joint portion 11 according to the comparative example.
  • the sheet joining portion 11 has a plurality of pressing portions 40 in which both the first region R1 and the second region R2 are pressed.
  • a plurality of pressing portions 40 may be provided along the first direction X.
  • the pressing portion 40 may have a first pressing portion 41 recessed from the first region R1 side toward the second region R2 side, and a second pressing portion 42 recessed from the second region R2 side toward the first region R1 side. .
  • the pressing portion 40 is formed by being pressed from the first region R1 side and is also formed by being pressed from the second region R2 side.
  • the first pressing portion 41 and the second pressing portion 42 are arranged to be shifted in either the first direction X or the extending direction Z.
  • the position of the first pressing portion 41 and the position of the second pressing portion 42 in the first direction X may be different, or the position of the first pressing portion 41 and the position of the second pressing portion 42 in the extending direction Z may be different. may be different.
  • the position of the first pressing portion 41 and the position of the second pressing portion 42 in the extending direction Z match, and the position of the first pressing portion 41 and the second pressing portion 41 in the first direction X are aligned. 42 positions are different.
  • the external force from one side is The bending stiffness differs from the bending stiffness against an external force from the other side. Therefore, it is difficult to maintain the upright state of the sheet edge portions 12 and the sheet joint portions 11, and the design of the outer surface of the container 1 may be covered, thereby degrading the appearance of the container.
  • the first pressing portion 41 and the second pressing portion 42 are provided, even if the sheet joint portion 11 is deformed by an external force in any direction, it can be easily restored. It is easy to maintain the upright state of the joint portion 11 . In addition, even if the sheet joint portion 11 is deformed, it can easily return to its original state, thereby suppressing local application of force to the absorbent core and maintaining the absorbent performance.
  • the first pressing portions 41 and the second pressing portions 42 may be alternately arranged in the first direction X. Since the first pressing portions 41 and the second pressing portions 42 are alternately arranged in the first direction X in which the sheet joint portion 11 extends, the sheet joint portion 11 has a plurality of deformation starting points along the first direction X. is formed. Therefore, when the sheet joint portion 11 is deformed, it becomes easy to return to the original state, and the sheet joint portion 11 and the sheet edge portion 12 are easily maintained in an upright state. Further, even if the sheet joint portion 11 is deformed, it can be easily restored, so that local force is suppressed from being applied to the absorbent core, and the absorbent performance can be further maintained.
  • the sheet joining portion 11 may have a high compression portion provided with the pressing portion 40 and a low compression portion having a relatively lower degree of compression than the high compression portion.
  • the degree of compression can be compared by the amount of pressing when squeezing or the depth of the squeezed portion.
  • the first pressing portion 41 constitutes a high compression portion
  • the second pressing portion 42 constitutes a low compression portion. Since a high compression portion and a low compression portion having different rigidity are formed in the sheet joint portion 11 , a deformation starting point is formed in the sheet joint portion 11 due to the difference in rigidity. Therefore, when the sheet joint portion 11 is deformed, it becomes easy to return, and the sheet joint portion 11 and the sheet edge portion 12 are easily maintained in an upright state. In addition, even if the sheet joint portion 11 is deformed, it can be easily restored, so that local application of force to the absorbent core can be suppressed, and the absorbent performance can be maintained.
  • the shapes of the sheet joint portion 11 and the sheet edge portion 12 on the first surface 101 are shown to be different from the shapes of the sheet joint portion 11 and the sheet edge portion 12 on the second surface 102. ing.
  • the shape of the sheet joint portion 11 and the sheet edge portion 12 on the first surface 101 and the shape of the sheet joint portion 11 and the sheet edge portion 12 on the second surface 102 may be the same.
  • the sheet joint portion 11 on the second surface 102 the sheet joint portion 11 may be provided with a colored region R3 in which the containing sheet 10 is colored.
  • the colored region R3 is a region in which the containing sheet is colored with pigment or ink. At least part of the pressing portion 40 may be provided in the colored region R3.
  • the colored region R3 tends to have higher rigidity than the non-colored region due to the pigment or ink. By providing the pressing portion 40 in the colored region R3, the colored region R3 can be easily erected, and the erectability of the sheet joint portion 11 can be more easily maintained.
  • the tip 122 of the sheet edge 12 may be zigzag or wavy. Since the leading edge 122 of the sheet edge portion 12 is zigzag or wavy, a plurality of deformation starting points spaced apart in the first direction X are formed at the leading edge 122 of the sheet edge portion 12 . Therefore, when the sheet edge portion 12 is deformed, it becomes easy to return, and the sheet edge portion 12 can be easily maintained in an upright state. Further, compared to a configuration in which the leading end 122 of the sheet edge portion 12 is linear, the length of the sheet edge portion 12 in the extending direction Z can be ensured while the area of the sheet edge portion 12 is suppressed.
  • the area covered by the sheet edge portion 12 on the outer surface of the container can be suppressed, and deterioration of the appearance can be suppressed.
  • the sheet edge portion 12 is deformed, it can be easily restored, so that local force is suppressed from being applied to the absorbent core, and it is easy to maintain the absorbent performance.
  • the tip 122 of the sheet edge portion 12 may be linear.
  • a display section showing information of the absorbent article 20 may be provided in the sheet joint section 11 .
  • the absorbent article information includes the product name, brand description, type (sanitary napkin, disposable diaper), performance (winged, night use), and character shape and name of the absorbent article.
  • the display section may be configured by printing the storage sheet 10 or may be configured by the pressing section 40 .
  • predetermined information may be indicated by an aggregate of a plurality of pressing portions 40, or the shape of each pressing portion 40 (the outer shape of each pressing portion indicates a character). Predetermined information may be indicated.
  • the color of the individual pressed portions 40 of the accommodation sheet may be lighter than the surrounding non-pressed portions (non-pressed portions).
  • the difference in color makes the presence of the pressing portion more noticeable. Therefore, the user can grasp the airtightness of the container 1 by the presence of the pressing portion, and can obtain a sense of security in terms of hygiene. can stand out.
  • the color of the high compression portion may be lighter than the color of the low compression portion.
  • the difference in color makes the presence of the highly compressed portion more conspicuous. Therefore, the difference between the color of the high-compression part and the color of the low-compression part can indicate the display part or the design, and the presence of the high-compression part can indicate the airtightness of the container 1 .
  • FIG. 6 is a diagram showing an example in which sheet joints 11 are provided on both the first surface 101 and the second surface 102.
  • the sheet joint portion 11 on the first surface 101 and the sheet joint portion 11 on the second surface 102 may be inclined in the same direction with respect to the virtual line FL3 along the first direction X. . That is, when the container 1 is viewed from one side surface (for example, the first surface 101), all the sheet joint portions 11 are inclined in the same direction with respect to the virtual line FL3. It should be noted that the angles do not have to match when they are tilted in the same direction, as long as the directions of tilting are the same. For example, in the form shown in FIG.
  • the sheet joint portion 11 on the first surface 101 and the sheet joint portion 11 on the second surface 102 are both located from the fifth surface 105 side to the sixth surface 106 side. toward (from the upper side to the lower side in FIG. 6) and from the side of the third surface 103 toward the side of the fourth surface 104 (from the depth side to the front side in FIG. 6).
  • a torsional force is applied to the absorbent article 20 accommodated therein, and the absorbent core is twisted or localized. There is a risk that the absorption performance will decrease due to the fact that it becomes hard.
  • the sheet joint portion 11 of the first surface 101 and the sheet joint portion 11 of the second surface 102 are inclined in the same direction, no torsional force is applied to the absorbent core, and the absorbent performance can be ensured.
  • the sheet joint portion 11 on the first surface 101 and the sheet joint portion 11 on the second surface 102 are opposite to each other with respect to the virtual line FL3 along the first direction X. direction may be tilted. That is, when the container 1 is viewed from one side surface (for example, the first surface 101), the sheet joint portions 11 on the first surface 101 and the sheet joint portions 11 on the second surface 102 are arranged so as to intersect each other.
  • the sheet joint portion 11 of the first surface 101 extends from the fifth surface 105 side toward the sixth surface 106 side (from the upper side to the lower side in FIG. 6).
  • the container 1 can be stably arranged.
  • the sheet joint portion 11 on the first surface 101 and the sheet joint portion 11 on the second surface 102 do not have to be inclined in opposite directions. It is only necessary that a portion (for example, a length of 1 ⁇ 3 or more of the sheet joint portion) near the bottom of the sheet be inclined in the opposite direction.
  • the interval in the extension direction Z between the sheet joint portion 11 of the first surface 101 and the sheet joint portion 11 of the second surface 102 is G11
  • the length of the absorbent article 20 in the extension direction Z is Z20
  • the length in the extension direction Z of the sheet joint portion 11 on the first surface 101 is Z111
  • the length in the extension direction of the sheet joint portion on the second surface is Z112, Z111+Z112>(G11 ⁇ Z20 ) may be satisfied.
  • the length Z20 of the absorbent article 20 in the extending direction Z may be the length of the entire absorbent article including the packaging sheet. (Z111+Z112) is a region that has relatively high rigidity and is difficult to deform.
  • (G11-Z20) is a length that allows the absorbent article to move within the container, and is a region that is easily deformed. Since the easily deformable region has a short length, (Z111+Z112) can suppress the positional deviation of the absorbent article 20 in the container 1 while suppressing the positional deviation between the containers. Also, when (G11-G20) is short, the absorbent article 20 is less likely to move in the container, and the absorbent article 20 is less likely to be damaged. Therefore, it is easy to maintain the quality of the absorbent article. On the other hand, since (Z111+Z112) is long, (Z111+Z112) serves as a buffer area when the container is arranged in the container, and the absorbent article is less likely to be damaged and the quality of the absorbent article can be easily maintained.
  • the interval G11 in the extension direction Z between the sheet joints is longer than the length Z20 of the absorbent article 20 in the extension direction Z, and the length Z20 of the absorbent article 20 in the extension direction Z is equal to the extension of the body portion 21.
  • the extension direction Z may be longer than the length Z21.
  • the absorbent article 20 can be held in the container in a state in which the packaging sheet (individual package) of the absorbent article is not folded. Further, preferably, Z111+Z112>(G11-Z21) may be satisfied, where Z21 is the length in the extending direction Z of the body portion 21 of the absorbent article. According to this configuration, (G11-Z21) functions as a cushioning region, making it easier to maintain the quality of the absorbent article.
  • Z111 ⁇ (G11-Z20) may be satisfied and Z112 ⁇ (G11-Z20) may be satisfied.
  • (G11-Z20) is the length of the space in which the absorbent article can absorb slippage in the container, and is a region that is relatively easily deformed. Since Z111 (Z112) is shorter than (G11-Z20), even if the sheet joint portion 11 of the first surface 101 (or the sheet joint portion 11 of the second surface 102) is pressed toward the inside of the container 1, the absorption deformation of the functional article 20 can be suppressed.
  • Z111> X13 may be satisfied and Z112>X13 may be satisfied. If the length X13 of the deviation (extending portion) is longer than the length of the sheet joint portion 11 in the extending direction, the extending portion is conspicuous and unsightly, and the extending portion 13 may catch on the sheet unintentionally. The joint may open. However, since Z111>X13 and Z112>X13 are satisfied, the width of the sheet joint portion can be ensured to be greater than the length of the extending portion, and deterioration in appearance can be suppressed, and the sheet joint portion 11 can be unintentionally opened. can be suppressed.
  • the ratio of X13 to Z111 and the ratio of X13 to Z112 may be less than 1.0, preferably less than 0.5, more preferably less than 0.3. According to this configuration, the extending portion 13 is less conspicuous, and deterioration of the appearance of the container can be further suppressed. Further, when the sheet joint portion 11 is formed, the extension portion 13 may be jointed together with the region where the sheet joint portion 11 is formed. At least two storage sheets are overlapped in the area where the sheet joint portion 11 is formed, but only one storage sheet is arranged in the extending portion 13 . Therefore, there is a possibility that the joining process may cause a problem such as unintentional tearing of the accommodation sheet of the extending portion 13 . Therefore, the extending portion may be a portion of the storage sheet that is not joined (not pressed).
  • the package group 100 includes a plurality of containers 1 described above.
  • the container of this embodiment includes a first container 51 and a second container 52 .
  • a length Z51 in the extending direction Z of the first container 51 is longer than a length Z52 in the extending direction Z of the second container 52 .
  • the length of the first container 51 in the first direction X may be longer than the length of the second container 52 in the first direction X
  • the length Y51 of the first container 51 in the second direction Y may be longer. may be longer than the length Y52 of the second container 52 in the second direction Y.
  • a first length Z511 along the extension direction Z of the combined sheet joint portion 11 and the sheet edge portion 12 of the first container 51 is the extension of the combined sheet joint portion 11 and the sheet edge portion 12 of the second container 52 . It is the same as the second length Z521 along the outgoing direction Z.
  • the state in which the first length Z511 and the second length Z521 are the same length should be substantially the same, and the error should be within 5% of one length.
  • the first container 51 and the second container 52 have different lengths in the extending direction of the entire container, but the total length of the sheet joint portion 11 and the sheet edge portion 12 (the first length Z511 and the second container 52)
  • the length Z521) is the same.
  • the second containing body 52 is larger than the first containing body 51 and has a low proportion of the sheet joint portion 11 and the sheet edge portion 12, thereby improving the appearance. Also, although the ratios of the sheet joint portion 11 and the sheet edge portion 12 are different, since the first length Z511 and the second length Z512 are the same, the package in which the first container 51 and the second container 52 are related Consumers can easily recognize that they are a group.
  • Reference Signs List 1 container 5 : accommodation space 10 : accommodation sheet 11 : sheet joint 12 : sheet edge 121 : root end 122 : tip 20 : absorbent article 40 : pressing portion 41 : first pressing portion 42 : second pressing portion 51: first container 52: second container 100: package group 101: first surface 102: second surface FL1: first imaginary line FL2: second imaginary line FL3: imaginary line R1: first region R2: second 2 regions R3: colored region X: first direction Y: second direction Z: extending direction

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  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Mechanical Engineering (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Packages (AREA)
  • Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)
  • Bag Frames (AREA)
PCT/JP2022/043878 2021-12-02 2022-11-29 吸収性物品の収容体及び吸収性物品のパッケージ群 WO2023100841A1 (ja)

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CN202123004763.8 2021-12-02
CN202123004763 2021-12-02
CN202210951201.4A CN116211597A (zh) 2021-12-02 2022-08-09 吸收性物品的收纳体和吸收性物品的包装体组
CN202222086157.3U CN219127095U (zh) 2021-12-02 2022-08-09 吸收性物品的收纳体和吸收性物品的包装体组
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Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0542951A (ja) * 1991-08-06 1993-02-23 Dainippon Printing Co Ltd 易開封性袋及びその製造方法
JPH09226831A (ja) * 1996-02-20 1997-09-02 Showa Highpolymer Co Ltd イージーオープン包装体
US5709897A (en) * 1995-09-12 1998-01-20 Pearlstein; Leonard Absorbent packaging for food products
US5837335A (en) * 1994-10-04 1998-11-17 Cryovac, Inc. High shrink multilayer film which maintains optics upon shrinking
JP2004114673A (ja) * 1999-02-26 2004-04-15 Daiki:Kk 吸収体並びに該吸収体を使用するシーツ及び包装材料
JP2004298286A (ja) * 2003-03-28 2004-10-28 Daio Paper Corp 個別包装された吸収性物品およびその製造方法
JP2009040507A (ja) * 2000-11-15 2009-02-26 Kimberly Clark Worldwide Inc 吸収性物品のパッケージ
JP2010179956A (ja) * 2009-02-09 2010-08-19 Fujimori Kogyo Co Ltd 包装方法
WO2013031647A1 (ja) * 2011-08-31 2013-03-07 ユニ・チャーム株式会社 吸収性物品の包装体
JP2013147256A (ja) * 2012-01-17 2013-08-01 Fuji Machinery Co Ltd 包装体
JP2015160614A (ja) * 2014-02-26 2015-09-07 王子ホールディングス株式会社 使い捨ておむつ等の包装袋
JP3212363U (ja) * 2013-03-29 2017-09-07 ユニ・チャーム株式会社 吸収性物品の収容体
CN208176641U (zh) * 2017-12-21 2018-12-04 福建恒安集团有限公司 一种一次性吸收物品

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0542951A (ja) * 1991-08-06 1993-02-23 Dainippon Printing Co Ltd 易開封性袋及びその製造方法
US5837335A (en) * 1994-10-04 1998-11-17 Cryovac, Inc. High shrink multilayer film which maintains optics upon shrinking
US5709897A (en) * 1995-09-12 1998-01-20 Pearlstein; Leonard Absorbent packaging for food products
JPH09226831A (ja) * 1996-02-20 1997-09-02 Showa Highpolymer Co Ltd イージーオープン包装体
JP2004114673A (ja) * 1999-02-26 2004-04-15 Daiki:Kk 吸収体並びに該吸収体を使用するシーツ及び包装材料
JP2009040507A (ja) * 2000-11-15 2009-02-26 Kimberly Clark Worldwide Inc 吸収性物品のパッケージ
JP2004298286A (ja) * 2003-03-28 2004-10-28 Daio Paper Corp 個別包装された吸収性物品およびその製造方法
JP2010179956A (ja) * 2009-02-09 2010-08-19 Fujimori Kogyo Co Ltd 包装方法
WO2013031647A1 (ja) * 2011-08-31 2013-03-07 ユニ・チャーム株式会社 吸収性物品の包装体
JP2013147256A (ja) * 2012-01-17 2013-08-01 Fuji Machinery Co Ltd 包装体
JP3212363U (ja) * 2013-03-29 2017-09-07 ユニ・チャーム株式会社 吸収性物品の収容体
JP2015160614A (ja) * 2014-02-26 2015-09-07 王子ホールディングス株式会社 使い捨ておむつ等の包装袋
CN208176641U (zh) * 2017-12-21 2018-12-04 福建恒安集团有限公司 一种一次性吸收物品

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