WO2019026531A1 - 吸収性物品 - Google Patents

吸収性物品 Download PDF

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Publication number
WO2019026531A1
WO2019026531A1 PCT/JP2018/025544 JP2018025544W WO2019026531A1 WO 2019026531 A1 WO2019026531 A1 WO 2019026531A1 JP 2018025544 W JP2018025544 W JP 2018025544W WO 2019026531 A1 WO2019026531 A1 WO 2019026531A1
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WO
WIPO (PCT)
Prior art keywords
absorbent
absorbent article
main body
graphic
main graphic
Prior art date
Application number
PCT/JP2018/025544
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
洋大 椎野
竜吾 大橋
伊藤　幸博
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 CN201890001044.8U priority Critical patent/CN211985948U/zh
Publication of WO2019026531A1 publication Critical patent/WO2019026531A1/ja

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/42—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators with wetness indicator or alarm
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F13/49—Absorbent 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 specially adapted to be worn around the waist, e.g. diapers, nappies
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F13/49—Absorbent 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 specially adapted to be worn around the waist, e.g. diapers, nappies
    • A61F13/496—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 specially adapted to be worn around the waist, e.g. diapers, nappies in the form of pants or briefs
    • 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 of the pads
    • A61F13/514—Backsheet, i.e. the impermeable cover or layer furthest from the skin

Definitions

  • the present invention relates to an absorbent article.
  • Disposable diapers are known as absorbent articles that absorb excrement.
  • the diaper which raised designability is known by attaching patterns, such as a character and a pattern, to the non-skin side of the absorptive main body which absorbs excrement.
  • the yarn content is set to 5% by weight or less by the content of titanium oxide.
  • the band member covering the waist of the wearer looks thin Anxiety about the strength increases, and there is a risk that the diaper can not be used safely.
  • the present invention has been made in view of the above problems, and an object of the present invention is to make it difficult for a user to cause anxiety for the strength of a band member in an absorbent article having a graphic. .
  • the main invention to achieve the above object is
  • the absorbent main body has vertical directions, left and right directions, and front and back directions that cross each other, is provided along the vertical directions, and is provided along the left and right direction along the horizontal direction, and is provided on the front side A front side band member joined to the front upper end in the vertical direction of the absorbent main body, and the front side band member is separately provided along the left-right direction, and the rear side in the vertical direction of the absorbent main body
  • An absorbent article comprising: a rear side band member joined to a rear side upper end portion of the rear side band member, wherein both ends of the front side band member and both ends of the rear side band member are mutually joined in the lateral direction
  • the absorbent main body includes a liquid absorbent absorbent core and a liquid impermeable leakproof sheet disposed on the non-skin side of the absorbent core, and at least one side of the front side and the rear side , Non-skin side of the leakproof sheet A main graphic is provided, and the area of the main graphic is 40% or more of the area of the non-
  • FIG. 3 is a schematic cross-sectional view showing a cross section AA in FIG. It is a figure explaining the structure of absorptive main part 10.
  • FIG. 5A is a view for explaining the arrangement of the front main graphic 101 on the front side of the diaper 1.
  • FIG. 5B is a view for explaining the arrangement of the rear main graphic 102 on the rear side of the diaper 1. It is a figure showing that the infants who wore the diaper 1 do high-high. It is a figure explaining the cross-sectional state of diaper 1 of a pants type form.
  • the absorbent main body has vertical directions, left and right directions, and front and back directions that cross each other, is provided along the vertical directions, and is provided along the left and right direction along the horizontal direction, and is provided on the front side A front side band member joined to the front upper end in the vertical direction of the absorbent main body, and the front side band member is separately provided along the left-right direction, and the rear side in the vertical direction of the absorbent main body
  • An absorbent article comprising: a rear side band member joined to a rear side upper end portion of the rear side band member, wherein both ends of the front side band member and both ends of the rear side band member are mutually joined in the lateral direction
  • the absorbent main body includes a liquid absorbent absorbent core and a liquid impermeable leakproof sheet disposed on the non-skin side of the absorbent core, and at least one side of the front side and the rear side , Non-skin side of the leakproof sheet A main graphic is provided, and the area of the main graphic is 40% or more of the area of the non-
  • the visibility of the main graphic is lowered, and the color looks dim or the outline looks blurry.
  • the thickness (thickness) of the band member can be easily recognized by the user, and the user can be prevented from feeling uneasy about the strength of the band member.
  • the main graphic looks clear in the area not overlapping with the band member, while the visibility of the main graphic seems to decrease in the area overlapping with the band member. Therefore, in the main graphic, the difference in visibility between the portion overlapping the band member and the portion not overlapping is clear, and the thickness of the band member can be more easily recognized. This makes it easy to suppress the user's anxiety.
  • the front side band member and the rear side band member respectively have a skin side non-woven fabric and a non-skin side non-woven fabric, and the skin side non-woven fabric and the non-skin side non-woven fabric It is preferable that at least a part of the main graphic is not overlapped with a region where the band member joint portion is provided.
  • the skin side non-woven fabric and the non-skin side non-woven fabric are thick in the region where the band member joint portion is not provided. It may rise up in the vertical direction.
  • the visibility of the main graphic is further increased by the overlapping portion of the non-woven fabric and the main graphic (ie, the main graphic has a portion not overlapping with the band member joint). Since it falls, it becomes easier for the user to recognize the thickness of the band member.
  • the absorbent main body has an exterior sheet on the non-skin side of the leakproof sheet, and the basis weight of the non-woven fabric forming the front side band member and the rear side band member is the external weight It is desirable that the basis weight of the non-woven fabric forming the sheet is larger.
  • the nonwoven fabric of the exterior sheet has a small basis weight, the light transmittance is high, and since the basis weight of the nonwoven fabric of the band member is large, the light transparency is low.
  • the main graphic can be seen through easily in the area where the absorbent main body and the band member do not overlap, and the main graphic can not be seen easily in the area where the absorbent main body and the band member overlap. Therefore, it is possible to make the user more easily recognize the thickness of the band member.
  • the front side band member and the rear side band member each have a waist elastic member that expands and contracts in the left-right direction, and at least a part of the main graphic is affected by a tension by the waist elastic member. It is desirable to overlap with the area being
  • the front side band member and the rear side band member are respectively provided via the main body joint portion in which a plurality of band-like joint portions extending in the vertical direction are arranged at predetermined intervals in the left-right direction. Desirably, at least a portion of the main graphic overlaps with the area where the main body joint is provided.
  • the band member and the absorbent main body are easily lifted up in the thickness direction so as to be separated from each other between two adjacent band-like joints in the left-right direction. . Since the visibility of the main graphic is greatly reduced in the raised area, the thickness and softness of the band member are more easily recognized.
  • the back main graphic is a user on the back side of the absorbent main body covering the buttocks of the infant It becomes easy to notice (Parent etc.). Therefore, it also becomes easy to recognize that the difference in visibility has arisen in the part which overlaps with the back side belt member among the said back side graphic, and the part which does not overlap.
  • a front main graphic is provided on the front side of the absorbent main body, and a rear main graphic is provided on the rear side of the absorbent main body, and the front main in the vertical direction
  • the central position of the graphic is higher than the central position of the rear main graphic.
  • the front main graphic by providing the front main graphic at a high position, it is possible to suppress that the front main graphic is pinched between the legs of the wearer and contracted when worn.
  • the back side main graphic by providing the back side main graphic at a low position, the back side main graphic can be easily viewed in a wide range of the buttocks of the wearer. Therefore, the front and back main graphics are easily viewed in the optimum state.
  • the area of the front main graphic is smaller than the area of the back main graphic.
  • the rear main graphic by forming the rear main graphic as large as possible, the visibility of the entire rear main graphic is enhanced, and a portion not overlapping the portion overlapping with the rear band member Can make it easy for the user to recognize that a difference in visibility occurs.
  • the area of the portion where the front main graphic and the front band member overlap is smaller than the area of the portion where the rear main graphic and the rear band member overlap.
  • the rear main graphic is easy for the user to notice when the wearer makes a hi-high, and therefore, the overlapping portion with the rear side band member is made as large as possible.
  • the degree of decline in the visibility of the main graphic on the rear side becomes more noticeable. Therefore, the user can easily recognize the thickness of the band member.
  • the density of the printed main graphic is substantially the same in the portion overlapping with the band member and the portion not overlapping.
  • the main graphic appears to be lighter in density than the image actually printed in the portion overlapping with the band member.
  • the main graphic looks equivalent to the actually printed image. Therefore, it becomes clear that the visibility of the main graphic is reduced in the portion overlapping with the band member, and the user can easily recognize the thickness of the band member.
  • the thickness of the outline forming the outer shape of the main graphic be 3 mm or more.
  • the main graphic has the same pattern as a character displayed on a product package of the absorbent article.
  • the position of the rear upper end of the absorbent body is higher than the position of the front upper end of the absorbent body in the vertical direction.
  • the area of the rear side surface of the absorbent main body is larger than the area of the front side surface, so the area on which the main graphic can be printed becomes large on the rear side surface. Therefore, the rear main graphic can be designed more freely. This can enhance the design of the absorbent article.
  • an indicator whose color changes upon contact with moisture is provided in the absorbent body along the vertical direction, and in the vertical direction, the front side of the absorbent body is provided.
  • the length of the indicator located at is longer than the length of the indicator located at the rear of the absorbent body.
  • the rear main graphic and the indicator do not easily overlap with each other, so that the visibility of the rear main graphic is prevented from being unnecessarily deteriorated by the indicator.
  • a front main graphic is provided on the front side of the absorbent main body, and a rear main graphic is provided on the rear side of the absorbent main body, and the front main graphic and the indicator
  • the area of the overlapping portion is larger than the area of the overlapping portion of the rear main graphic and the indicator.
  • the area of the overlapping portion of the back side main graphic and the indicator is small, so the visibility of the back side main graphic is unlikely to deteriorate even when the color of the indicator changes.
  • the area of the overlapping portion between the front main graphic and the indicator is large, the front main graphic is less visible as compared to the rear main graphic, so that the deterioration of the visibility of the absorbent article as a whole is less noticeable. Therefore, the user can easily recognize the difference in visibility of the main graphic in the area overlapping the band member and the overlapping area.
  • the indicator is not disposed on the rear side of the absorbent main body.
  • the area of the overlapping portion between the indicator and the back main graphic can be minimized, so that even if the color of the indicator changes, the back main graphic is unnecessary. It becomes easy to control the deterioration of visibility.
  • the back main graphic and the indicator do not overlap.
  • FIG. 1 is a schematic perspective view of the diaper 1 as viewed from the front side.
  • FIG. 2 is a schematic plan view of the diaper 1 in the unfolded and stretched state as viewed from the skin side.
  • FIG. 3 is a schematic cross-sectional view showing the AA cross section in FIG.
  • FIG. 4 is a view for explaining the structure of the absorbent main body 10.
  • each member constituting the diaper 1 for example, the absorbent main body 10 and the front band member described later) 30
  • the dimensions of the element 30 become equal to or close to the dimensions of the single member.
  • the diaper 1 has a vertical direction, a lateral direction, and a longitudinal direction as three directions orthogonal to each other in the pants-type state of FIG. 1. And below, the thing of the up-and-down direction in this pants type state is also called “the waist opening side”, and the thing below the up-down direction is also called “the crotch side”. Moreover, the thing of the front side of the front-back direction is also called “ventral side”, and the thing of the back side is also called “back side.”
  • the diaper 1 in the unfolded state of FIG. 2, has a longitudinal direction and a width direction as three directions orthogonal to each other. And below, the thing of the one side and the other side of the longitudinal direction in this deployment state is also called “ventral side” and “back side”, respectively.
  • the above-mentioned width direction in the unfolded state is the same direction as the above-mentioned left-right direction in the pants-type state. Therefore, in the following, the width direction is also referred to as "left and right direction”.
  • the longitudinal direction of the unfolded state is a direction along the vertical direction of the pant-type state. Also, as shown in FIG.
  • the direction perpendicular to the vertical direction (longitudinal direction) and the lateral direction (width direction) is referred to as “thickness direction”
  • the side in contact with the skin of the person to be worn is referred to as “skin side”
  • the other side is called “non-skin side”.
  • the diaper 1 is a so-called three-piece diaper and has three parts 10, 30 and 40. That is, this diaper 1 has an absorbent main body 10 applied to the crotch of the wearer and absorbs excrement such as urine as the first part, and as the second part from the front side of the same wearer as the belly side It has the front side band member 30 which covers a part, and has the back side band member 40 which covers a back side from the back side of the same wearer as a 3rd part.
  • the front side band member 30 and the rear side band member 40 are arranged parallel to each other at an interval in the longitudinal direction (vertical direction) of the absorbent main body 10,
  • the absorbent main body 10 is stretched between them.
  • the front upper end including the front upper end 10ea of the absorbent main body 10 is joined to the front band member 30, and the rear upper end including the rear upper end 10eb of the absorbent main 10 is joined and fixed to the rear band member 40.
  • the external shape thereof is substantially H-shaped in plan view.
  • the absorbent main body 10 is folded in half at the folding position C10 in the longitudinal direction. That is, it is bent back and forth at the crotch.
  • a side edge joint portion 30ew and a side edge joint portion 40ew i.e., the left and right side joint portions which are portions where the front side band member 30 and the rear side band member 40 opposed to each other in this half-folded state are abutted When they are joined and connected at both ends in the direction, these band members 30 and 40 are annularly formed.
  • the diaper 1 in a worn state in which the waist opening 1HB and the pair of leg openings 1HL are formed as shown in FIG. 1 is obtained.
  • Absorbent body 10 has a function of absorbing excrement such as urine, and as shown in FIG. 2 and FIG. 4, it has a substantially rectangular shape in plan view, and the left and right direction is made along the vertical direction of diaper 1. Centered in the direction.
  • the absorbent main body 10 covers the absorbent core 11, the surface sheet member 13 which covers the absorbent core 11 so as to wrap it from the skin side, and the absorbent core 11 from the non-skin side to make an exterior of the absorbent main body 10.
  • the back sheet member 15 is provided.
  • the absorbent core 11 is a member formed by laminating a liquid absorbent material, and can absorb excrement such as urine.
  • liquid absorbent material for example, liquid absorbent fibers such as pulp fibers can be used.
  • the absorbent core 11 may contain, for example, a superabsorbent polymer as a liquid absorbent granular material, or may contain a liquid absorbent material other than a liquid absorbent fiber and a liquid absorbent granular material. Also good.
  • the absorbent core 11 may be coated with a liquid permeable sheet (not shown) such as tissue paper.
  • the absorbent core 11 of the present embodiment has a front end 11a which is an upper end in the vertical direction in FIGS. 2 and 4 and a rear end 11b which is a lower end in the vertical direction in FIG. And between the front end 11a and the rear end 11b, there is a constriction 11c whose width in the left-right direction is narrower than the front end 11a and the rear end 11b.
  • the absorptive core 11 is comprised so that it may become a plan view substantially hourglass shape as is shown by FIG.2 and FIG.4.
  • the surface sheet member 13 is a sheet-like member that covers the absorbent core 11 from the skin side, and is, for example, a liquid-permeable non-woven fabric having a planar size larger than that of the absorbent core 11.
  • the back sheet member 15 is a sheet-like member that covers the absorbent core 11 from the non-skin side, and is a flat sheet larger than the absorbent core 11, and an example thereof is a liquid-free material such as polyethylene or polypropylene.
  • packing sheets 15b, such as a nonwoven fabric, were bonded together is mentioned.
  • so-called solid gather LSG and leg gathers LG are formed by the exterior sheet 15b.
  • the three-dimensional gather LSG is a leak-proof wall provided so as to stand upright at each end of the surface sheet member 13 in the left-right direction, and the leg gathers LG are provided at the openings 1HL and 1HL around the legs of the diaper 1, respectively. It is an elastic part around the formed leg.
  • the exterior sheet 15b has portions 15bf extending in the left-right direction from both sides in the left-right direction of the leak-proof sheet 15a, and this portion 15bf takes the end in the left-right direction of the absorbent main body 10 as the folding position.
  • the elastic elastic members 17 and elastic auxiliary elastic members 19 such as thread rubber are fixed in the state of being expanded in the vertical direction in the vicinity of the same folding position along the vertical direction.
  • the above-mentioned leg gathers LG are formed.
  • the leg-surrounding auxiliary elastic member 19 is not necessarily required, and the leg-surrounding gather LG may be formed by only the leg-surrounding elastic member 17.
  • the folded back portion 15bf further extends to the center side in the left-right direction, and is joined to the surface sheet member 13 at both end portions in the vertical direction so as to cover the end portions in the left-right direction of the surface sheet member 13. . Further, the portion 15bf is folded back to the left and right in the lateral direction, and the LSG elastic member 18 such as rubber thread is fixed to the tip end portion in the vertically elongated state along the vertical direction.
  • the absorbent main body 10 is curved in the vertical direction so that the surface sheet member 13 side is on the inner peripheral side.
  • the tip part of portion 15bf is contracted in the up-and-down direction by the contraction force given from the same LSG elastic member 18, stands up from surface sheet member 13, and functions as solid gather LSG.
  • liquid permeability such as tissue paper as a second sheet may be provided between the top sheet member 13 and the absorbent core 11 or between the back sheet member 15 and the absorbent core 11 (see FIG. 3). You may interpose a sheet.
  • a predetermined pattern is provided on the non-skin side of the leakproof sheet 15 a of the absorbent main body 10.
  • a panda character (main graphics 101 and 102 described later) is printed as an example of a symbol.
  • the said pattern is provided so that it may be visible from the non-skin side (namely, the outer side of the diapar 1) through the exterior sheet 15b.
  • the said design (main graphic 101, 102) is drawn so that it can visually recognize also from the skin side (inner side of the diapar 1) of the absorptive main body 10 for description.
  • the printed pattern is also referred to as "graphic". Details on the size and arrangement of the graphic will be described later.
  • an indicator 60 serving as an indicator for informing the user of the diaper 1 (for example, a guardian of an infant) of the absorption amount of liquid such as urine is provided on the skin side of the leakproof sheet 15a of the absorbent main body 10.
  • the indicator 60 is shown by a region surrounded by a dotted line in FIG. 4, and is formed in a band shape along the vertical direction (longitudinal direction of the absorbent main body) at the central portion in the horizontal direction.
  • the indicator 60 is formed of a substance (ink) that changes its color by contact with moisture, and is absorbed by the absorbent core 11 when the subject such as an infant wears the diaper 1 and urinates The resulting urine comes in contact with the indicator 60 to change color. Therefore, the user (guard of an infant) can easily grasp the replacement time of the diaper 1 by visually recognizing the change in color of the indicator 60 from the outside of the diaper 1.
  • Each of the front side band member 30 and the rear side band member 40 is a sheet member having a substantially rectangular shape in plan view, which is made of, for example, a flexible sheet such as a non-woven fabric (see FIG. 2).
  • the front side band member 30 is formed by joining the non-woven fabrics 31 and 32 in a two-ply manner in the thickness direction. And, between the two non-woven fabrics 31, 32, a plurality of waist elastic members 35, 35 ... such as thread rubber are arranged along the left-right direction.
  • the waist elastic members 35, 35 are joined and fixed to the non-woven fabrics 31, 32 in a state of being stretched in the left-right direction while being inserted side by side in the top-bottom direction with intervals in the top-bottom direction.
  • the front side band member 30 is stretchable in the left-right direction.
  • the non-woven fabrics 31 and 32 are bonded to each other through a band member bonding portion 37 formed of an adhesive such as a hot melt adhesive.
  • the band member joint portion 37 is formed, for example, in the range of band member joint portions 37a and 37b indicated by the shaded portion in FIG. 2, and the waist elastic member 35 is jointed and fixed by the band member joint portions 37a and 37b. Stretchability in the left-right direction is imparted to the member 30.
  • the range and size in which the band member joint portion 37 is formed are not limited to this.
  • the waist elastic member 35 has a discontinuous portion at the central portion in the left-right direction.
  • the discontinuous portion of the waist elastic member 35 is formed by cutting the waist elastic member 35 at a predetermined position in the central portion in the left-right direction in the manufacturing process of the diaper 1. Specifically, the waist elastic member 35 is cut in the region between the band member bonding portions 37b and 37b formed in a pair on both sides in the left-right direction. Then, the waist elastic member 35 starts contraction from the cut portion (cut end) toward the band member joint portion 37b on both sides in the left and right direction, and contracts at the position of the inner side end of the band member joint portion 37b. Stop. This operation is also called “cutback" of the elastic member.
  • the waist elastic member 35 is not bonded (or bonded with a weak adhesive force to such an extent that the stretching force does not act) in the region between the left and right direction odor band member joint portions 37b and 37b. May be). Therefore, when the waist elastic member 35 cuts back, the non-woven fabrics 31, 32 constituting the front side band member 30 do not shrink, and only the waist elastic member 35 shrinks in the left-right direction. In other words, the waist elastic member 35 is displaced relative to the front band member 30. Thereby, the discontinuous part of the waist elastic member 35 is formed in the left-right direction center part by the front side (ventral side) of the diapar 1.
  • the contraction force in the left and right direction hardly acts on the absorbent main body 10 (absorbent core 11), and the absorbent main body 10 (absorbent core 11) is easily expanded in the left and right direction. Side leakage etc. can be effectively suppressed.
  • the non-skin side non-woven fabric 32 protrudes above the vertical direction upper end of the non-skin side non-woven fabric 31 and the protruding portion is folded back to the skin side
  • the front side folded portion 32f is formed, and the front side folded portion 32f is joined and fixed to the skin side of the nonwoven fabric 31 (see FIG. 3).
  • the upper end 30ea of the front side band member 30 is covered by the front turn-up portion 32f, and the edge of the upper end 30ea does not easily bite into the wearer's skin (ventral waistline portion) when the diaper 1 is worn. It can be made hard to occur.
  • the front side band member 30 is joined to the front upper end (the end on the non-skin side and the waist opening side in FIG. 3) of the absorbent main body 10 via the front side main body joint portion 51.
  • the front main body joint portion 51 is formed by using a bonding means such as welding or adhesion, and in the present embodiment, the front main body joint portion 51 is formed by using an adhesive such as a hot melt adhesive.
  • the rear side band member 40 has substantially the same structure as the front side band member 30. That is, the back side band member 40 is formed by joining the non-woven fabrics 41 and 42 in a two-ply manner in the thickness direction, and the band member joining portion 47 (the band member in FIG. A plurality of waist elastic members 45, 45, such as thread rubber, are joined and fixed in a state of being stretched in the left-right direction via the joining portions 47a and 47b). Thereby, the stretchability in the left-right direction is given to the rear side band member 40. Further, at least a part of the waist elastic member 45 is cut at the central portion in the left-right direction and cut back similarly to the waist elastic member 35 to form a discontinuous portion.
  • the non-skin side non-woven fabric 42 protrudes above the upper end in the vertical direction of the non-skin side non-woven fabric 41 and the protruding portion is folded back to the skin side To form the rear side folded portion 42f.
  • the rear side band member 40 is joined to the rear upper end (the end on the non-skin side and the waist opening side in FIG. 3) of the absorbent main body 10 via the rear side main body joint portion 52.
  • the sheet member 38 which covers the front upper end 10ea of the absorptive main body 10, and the lower end 32feb of the front side folding part 32f from the skin side is provided.
  • the sheet member 38 makes it difficult for the edges of the front upper end 10ea and the lower end 32feb to bite into the skin of the wearer when the diaper 1 is worn, making it less likely to cause discomfort when worn.
  • a sheet member 48 is provided which covers the rear upper end 10eb of the absorbent main body 10 and the lower end 42feb of the rear folded portion 42f from the skin side.
  • the sheet member 48 makes it difficult for the edges of the rear upper end 10eb and the lower end 42feb to bite into the skin of the wearer when the diaper 1 is worn, making it less likely to cause discomfort when worn.
  • the sheet members 38 and 48 may not necessarily be provided.
  • the graphic provided on the non-skin side of the leakproof sheet 15 a of the absorbent main body 10 will be described.
  • the graphic is formed in the manufacturing process of the diaper 1 by printing on the leakproof sheet 15a using a general printing device such as an inkjet printer.
  • a graphic that satisfies a predetermined condition is called a "main graphic".
  • the “main graphic” is at least at least the front side or the rear side of the graphic printed on the non-skin side of the leak-proof sheet 15a in a state in which the absorbent main body 10 is elongated in the vertical and horizontal directions. For one side, it represents a graphic printed in an area of 40% or more of the area.
  • the “front side” is a surface located on the front side when the absorbent main body 10 is folded in half at the folding position C10, and in FIG.
  • the “rear side surface” refers to the surface located on the rear side when the absorbent main body 10 is folded in half at the folding position C10, and in FIG. 4 the folding position in the longitudinal direction of the absorbent main body 10 It is a surface located on the dorsal side of C10.
  • the front side main graphic 101 which consists of a character of the panda with a balloon is formed in the front side of the absorptive main body 10 (the leak-proof sheet 15a).
  • a rear main graphic 102 composed of parent and child panda characters is formed on the rear side of the absorbent main body 10 (the leak-proof sheet 15a).
  • the main graphic need not necessarily be formed on both the front side and the rear side, and the main graphic may be formed only on one side (preferably the rear side).
  • Such main graphic occupies an area of 40% or more of the front side or rear side of the absorbent main body 10 and is the most noticeable graphic when the diaper 1 is worn, so it is easy for infants and their parents to recognize It is desirable that it is a character's design. And in order to make it easy to recognize relevance with diaper 1 more, it is more desirable for a main graphic to be a pattern of the same character as a character drawn on a package at the time of making diaper 1 distribute to a market.
  • the main graphic may be one in which a plurality of symbols gather to form a group of symbols.
  • the front main graphic 101 shown in FIG. 4 is a pattern in which a child panda on a cloud has two balloons, but the “cloud”, “child panda” and “balloons” are surrounded by continuous lines. Form a closed area.
  • the character “child panda” but also “clouds” and “balloons” are components of the main graphic, and the combined area of all the components is 40% or more of the front side of the absorbent main body 10 If it is the size of For example, in the case where a background, characters, etc. are formed over a certain character, those elements come together to constitute the main graphic.
  • the outline of the main graphic may not necessarily be a closed area, and a part of the outline may be interrupted.
  • a part of the outline may be interrupted.
  • the user can recognize it as a group of pictures at first glance If so, the "cloud” is also a component of the main graphic.
  • the back side main graphic 102 shown in FIG. 4 is a pattern in which a parent panda and a child panda are arranged side by side.
  • a "parent panda” and a “child panda” form a closed area surrounded by a continuous line, and the two characters constitute a main graphic.
  • the area of the two characters in combination may be 40% or more of the rear side surface of the absorbent body 10.
  • a plurality of characters pandas in FIG. 4
  • the plurality of characters are in the left-right direction (the width direction of the absorbent main body 10) It is desirable to be arranged side by side).
  • the plurality of characters constitute the main graphic.
  • the rear side main graphic 102 it is clear that "parent panda” and “child panda” are a series of “parent-child pandas” side by side. Therefore, even if "parent panda” and “child panda” are arranged apart from each other, the two characters constitute the back main graphic 102.
  • the diaper whose area is to be calculated is stretched in the vertical and horizontal directions, and the front side and the rear side of the absorbent main body 10 are imaged using a commercially available camera. Then, the captured image is read by a scanner to acquire read data.
  • This read data is data in which pixel data corresponding to the read resolution of the scanner are arranged in a two-dimensional manner, and each pixel data has a multistage density (print density) for each part of the absorbent main body 10 and the main graphic. It is indicated by a key value (hereinafter referred to as read tone value).
  • the print density is darker as the read tone value indicated by the pixel data is larger, and the print density is lighter as the read tone value is smaller.
  • the read gradation value indicated by the pixel data may be represented, for example, by the luminance or the L * value (lightness).
  • the main graphic edge extraction process is performed on the read data.
  • a known filter such as a Laplacian filter or a sobel filter is applied to extract and binarize pixels forming an outline of the main graphic.
  • the gradation value of the pixel forming the outline of the main graphic is expressed by the maximum gradation (255), and the gradation value of the other pixels is expressed by the lowest gradation (0).
  • the main graphic is a closed area basically surrounded by continuous lines, the main graphic can be obtained by calculating the area of the area surrounded by the outline pixels extracted in the read data. The area can be measured accurately.
  • the area of the main graphic may be calculated by forming and adding a virtual outline on the read data.
  • the ratio (%) of the area of the main graphic to the front side (rear side) Become.
  • the percentage (%) of the area of the main graphic may be calculated by other methods.
  • FIG. 5A is a view for explaining the arrangement of the front main graphic 101 on the front side of the diaper 1.
  • FIG. 5B is a view for explaining the arrangement of the rear main graphic 102 on the rear side of the diaper 1.
  • FIG. 5B a state (extended state) in which the diaper 1 formed in a pant shape is expanded in the vertical direction and the lateral direction is shown.
  • FIG. 6 is a diagram illustrating how a baby wearing the diaper 1 does a hi-high.
  • FIG. 7 is a view for explaining the cross-sectional state of the pants-type diaper 1.
  • the front side surface of the absorbent main body 10 overlaps with the front side band member 30 in a partial region on the upper side in the vertical direction (the waist opening side).
  • a portion overlapping the front band member 30 is referred to as a front side overlapping portion 10fu, and a portion not overlapping is referred to as a front side non-overlapping portion 10fd.
  • the rear side surface of the absorbent main body 10 partially overlaps the rear side band member 40 on the upper side in the vertical direction (the waist opening side).
  • a portion overlapping with the rear band member 40 is referred to as a rear overlapping portion 10bu, and a portion not overlapping is referred to as a rear non-overlapping portion 10bd.
  • the front main graphic 101 is disposed such that the area of the overlapping portion of the front main graphic 101 and the front band member 30 is 50% or more of the area of the front main graphic 101.
  • the area of 50% or more of the front side main graphic 101 is disposed in the front side overlapping portion 10fu.
  • the area of the overlapping portion of the back main graphic 102 and the back belt member 40 is 50% or more of the area of the back main graphic 102, and the area of 50% or more of the back main graphic 102 is It is arrange
  • the band members 30 and 40 are disposed so as to overlap the non-skin side of the main graphic 101 and 102. That is, in the said area
  • the main graphic 101, 102 is visually recognized through the band members 30, 40. It will be. Therefore, the visibility of the main graphic 101, 102 is reduced in the area where the band members 30, 40 overlap.
  • the colors of the main graphics 101 and 102 appear to be light or the outlines appear to be blurred.
  • the user guards of infants, etc.
  • the thickness of the band members 30, 40 becomes easier to be recognized, and the user of the band members 30, 40 Anxiety can be suppressed for intensity.
  • the main graphic 101, 102 has both an area overlapping with the band members 30, 40 and an area not overlapping. It is desirable to form in the area. That is, it is desirable that the front main graphic 101 be formed across the boundary between the front overlapping portion 10fu and the front non-overlapping portion 10fd (see FIG. 5A). Similarly, it is desirable that the rear main graphic 102 be formed across the boundary between the rear overlapping portion 10bu and the rear non-overlapping portion 10bd (see FIG. 5B).
  • the main graphic 101, 102 appears clear in the area not overlapping with the band members 30, 40, while the main graphic 101, 102 is in the area overlapping with the band members 30, 40. It becomes clear that visibility is falling. That is, as shown in FIG. 1 and FIG. 5, the difference in visibility is clear between the portion overlapping the front side band member 30 and the portion not overlapping the front side main graphic 101, and the thickness of the front side band member 30 It becomes easier to recognize.
  • the main graphic 101, 102 does not overlap with the band member joint portions 37, 47.
  • the front main graphic 101 has a portion that does not overlap any of the band member joints 37a and 37b.
  • the visibility of the front side main graphic 101 is further reduced at the portion where the non-woven fabrics 31 and 32 are lifted in the thickness direction, so that the user can easily recognize the thickness of the front side band member 30.
  • the non-woven fabric non-woven fabric 31, 32 floats up in the thickness direction, so that the three-dimensional effect of the front band member 30 is emphasized, and the user can be reminded of a fluffy touch.
  • the rear side main graphic 102 of FIG. 5B Therefore, at least a part of the main graphic 101, 102 does not overlap with the band member joint portions 37, 47, so that the band members 30, 40 have a soft touch while having sufficient strength. It can make the user feel.
  • the basis weight of the non-woven fabric forming the band members 30 and 40 is larger than the basis weight of the non-woven fabric forming the exterior sheet 15 b of the absorbent main body 10.
  • the "basis weight” refers to the mass per unit area, and in general, when the area of the non-woven fabric is the same, the light transmittance tends to be smaller as the non-woven fabric has a larger basis weight. Therefore, by increasing the basis weight of the band members 30 and 40 as much as possible (reducing the light transmittance), it is possible to further reduce the visibility of the portions of the main graphic 101 and 102 overlapping with the band members 30 and 40. it can.
  • the sheet member stacked on the non-skin side of the main graphic 101 is only the exterior sheet 15 b.
  • the front overlapping portion 10fu three sheet members of the exterior sheet 15b, the non-woven fabric 31, and the non-woven fabric 32 are stacked on the non-skin side of the front side main graphic 101 (see FIG. 7).
  • the front side main graphic 101 can be easily seen through the exterior sheet 15b in the front non-overlapping portion 10fd, In the portion 10 fu, the front side main graphic member 101 becomes difficult to see because the front side band member 30 is difficult to see through. Therefore, the thickness of the front side band member 30 can be more easily recognized by the user. The same applies to the rear side band member 40.
  • the main graphic 101, 102 is disposed so that at least a part thereof overlaps with the continuous portion of the cut-back waist elastic members 35, 45 (that is, the portion to which the tension by the waist elastic members 35, 45 acts) There is.
  • the waist elastic members 35, 45 contract so that the band members 35, 45 contract in the left-right direction, and a plurality of ridges having irregularities in the thickness direction are formed. That is, the surfaces of the band members 30 and 40 deform in a bellows shape. Therefore, the visibility of the part overlapping with the area
  • the front main body joint portion 51 for joining the absorbent main body 10 and the front band member 30 has a strip-like band-like joint portion 51a along the vertical direction at the position shown by the hatched portion in FIG. It is formed by arranging a plurality of lines at predetermined intervals in the left-right direction.
  • the front main body joint portion 51 and the front main graphic 101 overlap in at least a part of the area.
  • the absorbent main body 10 does not shrink in the left-right direction between two adjacent strip-shaped joint portions 51 a in the left-right direction, and the front band member 30 and the absorbent main body 10 easily come apart in the thickness direction. Become. And in the said area
  • the strip-like band-like joint portion 52a along the vertical direction Are formed by arranging plural lines at predetermined intervals.
  • the main graphic may be provided on at least one of the front side (abdominal side) and the rear side (back side) of the absorbent main body 10, but in particular, the rear side main graphic may be provided on the rear side. It is desirable that 102 be provided. This is because, in a state where the baby 1 wears the diaper 1, the back main graphic 102 is often viewed, and the back main graphic 102 has a great influence on the design of the diaper 1. For example, as shown in FIG. 6, when the baby wearing the diaper 1 does high-high, the main graphic 102 on the back side covering the buttocks of the baby is easily visible to the user (guard) and the drawn character Together they make it easier to create a pretty impression.
  • the portion of the rear main graphic 102 overlapping the rear band member 40 (the portion disposed in the rear overlapping portion 10 bu), the portion not overlapping the rear band member 40 (rear side)
  • the visibility is reduced as compared with the portion disposed in the non-overlapping portion 10 bd). Therefore, the thickness of the rear side belt member 40 is easily recognized at a glance, and the user (guard) can use the rear side belt member 40 even when the wearer (early baby) is exercising like high-high. You can look at it without worrying about the intensity of
  • both the front main graphic 101 and the rear main graphic 102 are provided.
  • the size and the arrangement of the front main graphic 101 and the rear main graphic 102 are different.
  • both are arranged so that the central position C101 in the vertical direction of the front main graphic 101 is higher than the central position C102 in the vertical direction of the rear main graphic 102.
  • the vertical distance LC101 between the center position C101 of the front side main graphic 101 and the folding position C10 is the top and bottom distance between the center position C102 of the rear side main graphic 102 and the folding position C10. Larger than the directional distance LC102 (LC101> LC102).
  • the crotch portion (lower portion in the vertical direction) on the front side of the absorbent main body 10 is easily contracted in the width direction (left and right direction) by being pinched by both legs. Therefore, when the front side main graphic 101 is disposed in the vicinity of the crotch, there is a possibility that the front side main graphic 101 also contracts in the width direction and becomes difficult to be recognized as the absorbent main body 10 contracts. On the other hand, such a problem is less likely to occur on the rear side of the absorbent main body 10, and the rear main graphic 102 is provided at a low position, so that it can be easily viewed in a wide range of the buttocks of the wearer. Therefore, in the diaper 1, by arranging the front side main graphic 101 at a position higher than the rear side main graphic 102 in the vertical direction, each main graphic 101, 102 can be viewed in an optimal state when worn. ing.
  • the front main graphic such that the size (area) of the front main graphic 101 is smaller than the size (area) of the rear main graphic 102 101 are formed.
  • the back side main graphic 102 is disposed at a position where it is easy for the user to touch the eye every time the baby goes high. And it has a function which makes it easy for a user to recognize the thickness of back side belt member 40 by reducing the visibility in the field which overlaps with back side belt member 40. Therefore, by forming the rear main graphic 102 as large as possible, the visibility of the entire rear main graphic 102 is enhanced, and the visibility of the portion overlapping with the rear band member 40 and the portion not overlapping is enhanced. It can be made easy to recognize that the difference has arisen.
  • the area of the portion where the front side main graphic 101 and the front side band member 30 overlap is smaller than the area of the portion where the rear side main graphic 102 and the rear side band member 40 overlap. (See FIGS. 5A and 5B).
  • the front side main graphic 101 is disposed at a position where it is difficult for the user to see it when the baby is high, so the visibility decline due to overlapping with the front side belt member 30 compared to the back side main graphic 102 Confusing.
  • the rear side main graphic 102 is easy for the user to notice when the baby gets high / high as described above, the larger the overlapping portion with the rear side band member 40, the rear side main graphic 102 in the overlapping portion. The degree of decline in visibility becomes more noticeable.
  • the thickness (width) of the outline of the main graphic 101, 102 is a predetermined value (for example, 3 mm) or more.
  • the visibility in the area is intentionally reduced. Therefore, if the outline is too thin, it may not be possible to recognize the shape of the main graphic pattern.
  • the outline is formed with a thickness of 3 mm or more, the main non-woven fabric (15b, 31, 32 41, 42, etc.) laminated on the main graphic 101 102 is seen through the main While the shapes of the graphics 101 and 102 are recognized, it can be easily understood that the visibility is reduced.
  • the “contour line” refers to a line that forms an outline of a graphic with respect to a background (here, the leak-barrier sheet 15 a which is a print medium). If the graphic is formed in a solid fill (e.g., the part of the ear of the panda in FIG. 5A, etc.), it may be considered that the entire solid part including the outer edge of the graphic is a contour.
  • the main graphic 101, 102 when the main graphic 101, 102 is formed on the absorbent main body 10, the main graphic 101, the main graphic 101, by changing the printing conditions according to the area of the absorbent main body 10 (leakproof sheet 15a). The degree of decrease in visibility in a part of the area 102 is made clear.
  • the printing is performed by adjusting the printing gradation value to have the same size in the rear overlapping portion 10 bu and the rear non-overlapping portion 10 bd.
  • the average of the printing tone values of the back side main graphic 102 formed in the area overlapping the back side band member 40 (back side overlapping portion 10bu) and the area not overlapping with the back side band member 40 (back side non-overlapping Printing is performed so that the average of the printing tone values of the rear main graphic 102 formed in the overlapping portion 10bd) is substantially equal.
  • an image is printed in which the density in the portion overlapping the rear side band member 40 and the density in the portion not overlapping in the rear main graphic 102 are almost the same.
  • the lightness may be substantially equal between the rear side overlapping portion 10bu and the rear side non-overlapping portion 10bd.
  • the lightness of the portion formed in the rear overlapping portion 10bu and the lightness of the portion formed in the rear non-overlapping portion 10bd are equal. Make adjustments and print. In this way, the portion of the rear main graphic 102 overlapping with the rear band member 40 (rear overlapping portion 10bu) and the portion not overlapping (rear non-overlapping portion 10bd) have similar brightness. The image is printed.
  • the rear main graphic 102 looks darker than the actually printed image by viewing a plurality of non-woven fabrics in the rear overlapping portion 10 bu with multiple watermarks, and the rear main graphic 102 appears in the rear non-overlapping portion 10 bd. It looks as bright as the image actually printed. Therefore, when the user visually recognizes the diaper 1 from the outside, the difference in lightness of the image between the rear overlapping portion 10bu and the rear non-overlapping portion 10bd becomes remarkable, and the rear main graphic 102 at the rear overlapping portion 10bu. It becomes clear that the visibility of the The same applies to the front side main graphic 101.
  • the designability is improved by adjusting the size of the part which overlaps with the front side band member 30 and the back side band member 40 among the absorptive main bodies 10, respectively.
  • the height in the vertical direction of the rear upper end 10 eb of the absorbent main body 10 is arranged at a position higher than the height in the vertical direction of the front upper end 10 ea. That is, in the vertical direction, the distance between the front upper end 10ea of the absorbent main body 10 and the folding position C10 is larger than the distance between the rear upper end 10eb and the folding position C10.
  • the area of the side surface is larger than the area of the front side surface. In this way, it is possible to increase the printable area on the rear side, and it is possible to more easily form the rear main graphic 102. Thereby, design nature can be improved as the diaper 1 whole.
  • the height in the vertical direction of the rear upper end 10eb of the absorbent main body 10 is the same as the height in the vertical direction of the front upper end 10ea, or from the height in the vertical direction of the front upper end 10ea. It may be arranged at a low position. In this case, the area of the front side of the absorbent main body 10 is increased, and the printable area on the front side is increased. The region on the crotch side (lower side in the vertical direction) of the front side is pinched by the legs of the wearer when the diaper 1 is worn, making it difficult to visually recognize the graphic.
  • the front main graphic 101 can be formed on the waist opening side (upper side in the vertical direction) on the front side surface of the absorbent main body 10, the visibility of the front main graphic 101 is worn when the diaper 1 is worn. It is possible to suppress deterioration and to improve the design of the diaper 1.
  • the length of the indicator 60 provided on the front side surface of the absorbent main body 10 is longer than the length of the indicator 60 provided on the rear side surface of the absorbent main body 10.
  • the rear main graphic 102 is easily formed larger than the front main graphic 101. Therefore, when the indicator 60 is arranged long on the rear side, the overlapping portion between the rear main graphic 102 and the indicator 60 is It is easy to get bigger. In this case, urination is performed when the diaper 1 is worn, and when the color of the indicator 60 changes, the visibility of the rear main graphic 102 may be degraded in the portion overlapping the indicator 60. In particular, in the case where the wearer (infant) is in a high-high state as shown in FIG.
  • the deterioration of visibility caused by the indicator 60 is more noticeable, and the user recognizes the thickness of the back side band member 40
  • the area of the overlapping portion of the front side main graphic 101 and the indicator 60 is larger than the area of the overlapping portion of the rear side main graphic 102 and the indicator 60.
  • the overlapping area of the rear main graphic 102 and the indicator 60 becomes large, unnecessary deterioration in visibility becomes noticeable.
  • the front side main graphic 101 is easily contracted in the left and right direction by being pinched by the legs of the wearer, and the front side main graphic 101 is difficult to be visually recognized by the user It is placed in position. Therefore, compared with the rear side main graphic 102, the influence of the deterioration of the visibility is small.
  • the user can easily recognize the difference in visibility of the main graphic 101, 102 in the area overlapping with the band members 30, 40 and the area not overlapping. Therefore, the thickness of the band members 30 and 40 can be recognized by the user based on the difference in visibility of the main graphics 101 and 102.
  • the indicator 60 may be provided only on the front side of the absorbent main body 10 and not on the rear side. In this way, it is possible to minimize the area of the overlapping portion between the indicator 60 and the rear main graphic 102, and even if the color of the indicator 60 changes due to urination, the rear main graphic 102 It becomes easy to control unnecessary deterioration of visibility.
  • the indicator 60 may be arranged so that the rear main graphic 102 and the indicator 60 do not overlap. If the rear main graphic 102 and the indicator 60 do not overlap, the visibility of the rear main graphic 102 is unlikely to be affected even if the color of the indicator 60 changes due to urination, so the rear main It becomes easier to suppress unnecessary deterioration in visibility of the graphic 102.
  • the material of the exterior sheet 15b, the front side band member 30, and the back side band member 40 was made into the nonwoven fabric, respectively, it does not restrict to any nonwoven fabric.
  • it may be a woven fabric or a sheet member other than the woven fabric.
  • the exterior sheet 15b may be omitted, in which case the leak-barrier sheet 15a forms the exterior of the absorbent main body 10.
  • thread rubber was illustrated as waist elastic member 35, it does not restrict to this at all.
  • a belt-like rubber may be used as the waist elastic member 35, or a stretchable band-like non-woven fabric or a stretchable band-like resin film may be used.

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  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Dermatology (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
PCT/JP2018/025544 2017-07-31 2018-07-05 吸収性物品 WO2019026531A1 (ja)

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JP6113336B1 (ja) * 2016-06-09 2017-04-12 大王製紙株式会社 パンツタイプ使い捨ておむつ

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