WO2016194480A1 - 吸収性物品 - Google Patents

吸収性物品 Download PDF

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Publication number
WO2016194480A1
WO2016194480A1 PCT/JP2016/061661 JP2016061661W WO2016194480A1 WO 2016194480 A1 WO2016194480 A1 WO 2016194480A1 JP 2016061661 W JP2016061661 W JP 2016061661W WO 2016194480 A1 WO2016194480 A1 WO 2016194480A1
Authority
WO
WIPO (PCT)
Prior art keywords
leg
longitudinal direction
belt
absorbent article
opening
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/JP2016/061661
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
中嶋　海陽
友美 衛藤
健人 梨子木
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Unicharm Corp
Original Assignee
Unicharm Corp
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 Unicharm Corp filed Critical Unicharm Corp
Priority to KR1020177036028A priority Critical patent/KR101844208B1/ko
Priority to CN201680031033.XA priority patent/CN107613930B/zh
Publication of WO2016194480A1 publication Critical patent/WO2016194480A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F13/49—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
    • A61F13/49007—Form-fitting, self-adjusting disposable diapers
    • 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
    • A61F13/49007—Form-fitting, self-adjusting disposable diapers
    • A61F13/49009—Form-fitting, self-adjusting disposable diapers with elastic means
    • A61F13/49011—Form-fitting, self-adjusting disposable diapers with elastic means the elastic means is located at the waist region
    • 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
    • A61F13/49007—Form-fitting, self-adjusting disposable diapers
    • A61F13/49009—Form-fitting, self-adjusting disposable diapers with elastic means
    • A61F13/49017—Form-fitting, self-adjusting disposable diapers with elastic means the elastic means being located at the crotch region
    • 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

Definitions

  • the present invention relates to an absorbent article.
  • a pants-type absorbent article in which (leg opening) is formed is known.
  • the longitudinal direction of the absorbent main body is aligned with the longitudinal direction of the waist belt, both are arranged, a part of the waist belt is cut out to provide a leg opening, and the longitudinal direction of the absorbent main body
  • a pants-type absorbent article is disclosed in which an absorbent main body and a waist belt are joined by joints from both ends in the direction toward the leg opening.
  • the pant-type absorbent article described in Patent Document 1 is provided with a notch in a leg opening so as to be symmetric with respect to the longitudinal direction (longitudinal direction) and the width direction. That is, the position of the leg opening is the center of the absorbent article, and the shape is symmetrical between the ventral side and the back side (front and back). On the other hand, the shape of the human body differs between the ventral side and the back side, so wearing an absorbent article that is actually formed in a pant shape does not match the shape of the body and the good fit It was difficult to get.
  • the leg opening is narrow on the abdominal side (front side), and the movement of the wearer's leg is interfered, or the leg opening is wide on the back side (rear side), so that the wearer's buttocks cannot be covered sufficiently Problems sometimes occur.
  • the present invention has been made in view of the above problems, and an object of the present invention is to provide a pant-type diaper having good fit in the vicinity of the leg opening.
  • a main invention for achieving the above object is an absorbent article having a longitudinal direction, a lateral direction, and a thickness direction, and comprising an absorbent main body, a leg gather part, and a belt part, wherein the absorbent article In a state where the absorbent article is extended along the longitudinal direction of the absorbent main body, the leg gather portions are arranged on both sides in the lateral direction of the absorbent main body, and the belt portion is formed of the absorbent main body.
  • a part and the leg gather portion are arranged so as to overlap in the thickness direction, and a pair of leg opening portions are formed by notches provided in the belt portion and the leg gather portion, and the belt
  • the portion is joined to the absorbent main body and the leg gather portion at a joint portion inclined outward in the lateral direction from both end portions in the longitudinal direction toward the leg opening.
  • the cut-out notched portion includes a front belt cut-out portion on the front side of the longitudinal center position of the leg opening and a rear belt cut-out portion on the rear side, and is provided in the leg gather portion.
  • the cutout portion includes a front leg gather cutout portion on the front side of the longitudinal center position and a rear leg gather cutout portion on the rear side, and the front end in the longitudinal direction of the leg opening portion.
  • the total of the lateral width of the front belt notch portion and the lateral width of the front leg gather notch portion at a position separated from the longitudinal direction by a predetermined distance is the leg circumference.
  • With horizontal width At least a absorbent article, characterized in that.
  • FIG. 2A is a plan view illustrating the diaper 1 in a state of being stretched along the longitudinal direction.
  • 2B is a schematic cross-sectional view illustrating the AA cross section of FIG. 2A.
  • FIG. 3A is a plan development view illustrating a state in which the diaper 1 in a state of being stretched along the longitudinal direction is developed in the middle of the manufacturing process.
  • FIG. 3B is a schematic cross-sectional view showing the BB cross section of FIG. 3A. It is a figure explaining an example of the manufacturing process of the diaper. It is a figure explaining the shape of leg opening HL.
  • FIG. 6A is a side view illustrating a state in which a conventional pants-type diaper is worn.
  • FIG. 6B is a side view illustrating a state in which the diaper 1 of the first embodiment is worn.
  • FIG. 7A is a plan view illustrating the diaper 2 in a state of being stretched along the longitudinal direction of the absorbent main body 10.
  • FIG. 7B is a schematic cross-sectional view showing the CC cross section of FIG. 7A. It is a figure explaining an example of the manufacturing process of the diaper.
  • An absorbent article having a longitudinal direction, a transverse direction, and a thickness direction comprising an absorbent main body, a leg gather portion, and a belt portion, wherein the absorbent article is the longitudinal direction of the absorbent main body.
  • the leg gather portions are disposed on both sides of the absorbent main body in the lateral direction, and the belt portion includes a part of the absorbent main body, the leg gather portions, and the thickness.
  • a pair of leg hole openings are formed by notches provided in the belt part and the leg gather part, and the belt part extends from both ends in the longitudinal direction.
  • the sum of the lateral width of the front belt notch and the lateral width of the front leg gather notch is the sum of the longitudinal direction from the rear end of the leg opening in the longitudinal direction.
  • the lateral width of the rear belt notch portion and the lateral width of the rear leg gather notch portion at or above the predetermined distance are equal to or greater than the sum of the lateral widths of the rear leg gather notch portions.
  • the size of the leg opening is wide on the wearer's belly side (front side) and narrow on the wearer's back side (rear side). Therefore, when the pants-type diaper is worn, the wearer can easily move the leg forward, and can easily perform an operation such as walking while wearing the diaper. On the other hand, since the width of the belt part and the leg gather part is wide on the back side, the wearer's buttocks are easily covered with the belt part or the like when the diaper is worn. Thereby, the fit in a leg opening part can be made favorable.
  • leg gather portion and the belt portion are formed of a single member.
  • the leg gather portion has a width in the lateral direction between a front end in the longitudinal direction of the leg-hole opening and a rear end in the longitudinal direction of the leg-hole opening. It is desirable to have the narrowest part.
  • the width of the leg gather portion is reduced in the vicinity of the region that comes into contact with the wearer's groin, so that interference between the leg gather and the wearer's groin is suppressed.
  • the fit can be improved and the uncomfortable feeling when wearing the diaper can be reduced.
  • the belt portion has the lateral width between the front end in the longitudinal direction of the leg opening and the rear end in the longitudinal direction of the leg opening. It is desirable to have a narrowing portion.
  • the width of the belt portion is narrowed in a region that comes into contact with the periphery of the wearer's hip bone (pelvis).
  • This area is the part where the wearer grips and pulls the belt part when pulling up the diaper. Therefore, by narrowing the width of the belt part in this area, the belt part can be grasped firmly. It becomes possible to wear a diaper, and the fit at the time of wearing can be improved more.
  • the width in the lateral direction of the front leg gather notch at a position away from the front end in the longitudinal direction of the leg opening by a predetermined distance inside the longitudinal direction, It is desirable that the width of the front belt notch portion is larger than the width in the lateral direction at a position away from the front end in the longitudinal direction of the leg opening by the predetermined distance inward of the longitudinal direction.
  • an elastic sheet member having stretchability is arranged in a stretched state in the longitudinal direction at the peripheral edge of the leg opening.
  • the elastic sheet member disposed in an area overlapping the leg gather portion has at least the leg width at the center position in the longitudinal direction of the leg opening. It is desirable that the width is narrower than the width in the lateral direction at the rear end of the longitudinal opening in the longitudinal direction.
  • the width of the elastic sheet member becomes narrow in the vicinity of the center position in the longitudinal direction of the leg opening that contacts the buttocks of the wearer, the contraction force acting on the region is hardly dispersed. Become. Thereby, the fitting property of a leg periphery opening part can be improved.
  • variety of an elastic sheet member becomes large in the longitudinal direction rear-end part vicinity which is an area
  • At least a part of the elastic sheet member is formed in a state in which the thread-like elastic member is extended in the longitudinal direction in the region in the lateral direction of the leg opening of the leg gather portion.
  • the lateral distance between the end of the leg opening and the thread-like elastic member at the center position in the longitudinal direction of the leg opening is at least that of the leg opening. It is desirable that the distance between the end of the leg opening at the front end in the longitudinal direction and the thread-like elastic member is smaller than the lateral distance.
  • the distance between the end of the leg opening and the thread-like elastic member is small at the center position in the longitudinal direction of the leg opening that contacts the wearer's buttocks. Moreover, it is hard to produce a clearance gap between the leg periphery opening part HL and a wearer's groin part, and it can suppress that excrement leaks outside.
  • the distance between the end of the leg opening and the thread-like elastic member is increased, it is easy to reduce the occurrence of wrinkles and tackiness due to the leg gather elastic member, The appearance when wearing a diaper can be made clean.
  • the smaller one of the angles formed by the first joint portion formed on the front side in the longitudinal direction and the longitudinal direction is a second joint formed on the rear side in the longitudinal direction. It is desirable that the angle is larger than the smaller one of the angles formed by the portion and the longitudinal direction.
  • the angle formed between the absorbent main body and the belt portion in a state where the diaper is formed in a pants shape is likely to be large on the front side (belly side) and small on the rear side (back side).
  • the rear side of the absorbent main body is easily pulled up to the upper part of the wearer's buttocks, and a gap is hardly formed between the wearer's buttocks and the fit is improved.
  • the buttock becomes a clean impression in appearance, it is difficult to give the wearer a resistance to wearing a diaper.
  • FIG. 1 is a schematic perspective view showing the appearance of the diaper 1.
  • the diaper 1 has the absorptive main body 10, the leg gather part 20, and the belt part 30, and has a pants-type shape as shown in FIG. 1 when worn.
  • the diaper 1 has a “longitudinal direction” and a “lateral direction” orthogonal to each other in the pant-type state of FIG. 1.
  • the waist part opening part HB is formed in the upper side of the vertical direction of the diaper 1, and a pair of leg periphery opening part HL is formed in the both sides of a horizontal direction.
  • the front side of the diaper 1 is a part which covers a wearer's belly side at the time of wear, and a back side is a part which covers a wearer's back side.
  • FIG. 2A is a plan view illustrating the diaper 1 in a state of being stretched along the longitudinal direction of the absorbent main body 10.
  • 2B is a schematic cross-sectional view illustrating the AA cross section of FIG. 2A.
  • FIG. 3A is a plan development view illustrating a state in which the diaper 1 in a state of being stretched along the longitudinal direction of the absorbent main body 10 is developed during the manufacturing process.
  • FIG. 3B is a schematic cross-sectional view showing the BB cross section of FIG. 3A.
  • the diaper 1 is in a planar state as shown in FIG. 2A at the final stage of the manufacturing process.
  • the manufacturing process of the diaper 1 will be described later with reference to FIG.
  • the planar diaper 1 has a “longitudinal direction”, a “lateral direction”, and a “thickness direction” as three directions orthogonal to each other.
  • the longitudinal direction of the diaper 1 in a planar state is a direction along the longitudinal direction of the absorbent main body 10. This longitudinal direction is a direction corresponding to the vertical direction in the pant-type state of FIG. 1, but strictly speaking, the vertical direction in the pant-type state and the vertical direction in the planar state are slightly different, so it is necessary.
  • the state in which the diaper 1 is stretched along the longitudinal direction means that the diaper 1 is stretched in the longitudinal direction against the contraction force by the leg gather elastic member 23 and the belt elastic member 33 described later.
  • the shape of the diaper 1 in the state of being extended in the longitudinal direction is the same as the shape of the diaper 1 when it is flatly extended when the contraction force by various elastic members such as the leg gather elastic member 23 is not expressed. It is.
  • the side which hits a wearer's belly side be the front side (belly side) of a longitudinal direction
  • the side which hits a wearer's back side be a longitudinal direction.
  • the rear side back side
  • the lateral direction of the diaper 1 in a planar state is the same concept as the lateral direction and the thickness direction of the diaper 1 in the pant-type state in FIG.
  • the thickness direction of the diaper 1 in a planar state is a direction orthogonal to the longitudinal direction and the lateral direction, respectively, and the side in contact with the wearer's skin is referred to as “skin side”, and the opposite side is referred to as “non- "Skin side”.
  • the absorbent main body 10 is disposed along the longitudinal direction, and a pair of leg gathers 20 is provided on both sides of the absorbent main body 10 in the lateral direction. Is arranged. And a pair of belt part 30 is arrange
  • the leg gather part 20 and the belt part 30 are formed of the side seat
  • the leg gather part 20 and the belt part 30 are formed by folding the side sheet 40 inward in the lateral direction along a folding line FL extending in the longitudinal direction.
  • the leg gather portion 20 is provided with a leg gather cutout portion 25 that is partially cut out at the laterally outer end portion 20e Albany (folding line FL).
  • the belt portion 30 is provided with a belt cutout portion 35 that is partially cut out at the laterally outer end portion 30e Albany (folding line FL).
  • the leg gather cutout portion 25 and the belt cutout portion 35 form a leg opening HL.
  • the belt portion 30 is composed of the absorbent main body 10 (strictly speaking, the absorbent main body 10 is defined by a pair of first joint portions WL1 inclined from the longitudinal front end 10ef of the absorbent main body 10 toward the leg opening HL. The top sheet 13) disposed on the skin side and the leg gathers 20 are joined. Similarly, the belt portion 30 includes the absorbent main body 10 and the leg gather portion 20 by a pair of second joint portions WL2 inclined from the longitudinal rear end portion 10er of the absorbent main body 10 toward the leg opening HL. It is joined.
  • the first joint WL1 and the second joint WL2 are joined by known welding means such as thermal welding or ultrasonic welding, but may be joined using an adhesive such as a hot melt adhesive. .
  • the diaper 1 is made to have a shape closer to underwear such as shorts or briefs when formed into a pants shape. At the same time, it is possible to improve the fit when worn.
  • the absorbent main body 10 is moved in the vicinity of the central position CL in the longitudinal direction. By folding it, the pants-type diaper 1 can be worn. At this time, a waistline opening HB is formed by the longitudinal front end 10ef, the longitudinal rear end 10er of the absorbent main body 10, and the inner ends 30ei of the pair of belt portions 30 (see FIG. 1).
  • the absorbent main body 10 is cut in the longitudinal direction by cutting a substantially rectangular member (see FIG. 3A) extending in the longitudinal direction along the first joint WL1 and the second joint WL2.
  • Each end portion is a sheet-like member having a tapered shape in a plan view.
  • the absorptive main body 10 is provided with an absorbent body 11, a top sheet 13 (corresponding to a skin-side sheet) provided by covering the absorbent body 11 from the skin side, and covering the absorbent body 11 from the non-skin side. And a back sheet 15 (corresponding to a non-skin side sheet).
  • Each of these members 13, 11, and 15 is joined to a member adjacent in the thickness direction by a hot melt adhesive or the like (see FIGS. 2B and 3B).
  • Examples of the application pattern of the adhesive include an ⁇ pattern, a spiral pattern, and a stripe pattern, and the same applies to other adhesives that appear later.
  • the absorbent body 11 has an absorbent core in which a predetermined liquid absorbent material is formed into a predetermined shape (for example, a substantially hourglass shape in plan view), and a core wrap sheet that covers the outer peripheral surface of the absorbent core, It is a member that absorbs excreted fluid such as urine when the diaper 1 is worn.
  • a liquid absorptive material liquid absorptive granular materials, such as liquid absorptive fibers, such as pulp fiber, and superabsorbent polymer (what is called SAP) can be illustrated.
  • SAP superabsorbent polymer
  • As the core wrap sheet a liquid permeable sheet such as tissue paper or nonwoven fabric can be used.
  • the shape of the absorbent body 11 is not limited to a substantially hourglass shape in plan view as shown in FIG. 3A, and may be another shape.
  • the top sheet 13 is formed of a flexible sheet member having liquid permeability, and for example, a sheet member such as an air-through nonwoven fabric can be used.
  • the planar size of the top sheet 13 is a size that protrudes from both sides in the longitudinal direction and both sides in the lateral direction of the absorbent body 11.
  • the back sheet 15 is formed by stacking and joining two sheet members, a leak-proof sheet 15f and an exterior sheet 15n, in the thickness direction.
  • the leak-proof sheet 15 f is a liquid-impermeable sheet member made of a polyethylene (PE) film or a polypropylene (PP) film, and is disposed on the skin side in the thickness direction of the back sheet 15.
  • the exterior sheet 15n is a sheet member made of a nonwoven fabric or the like, and is a member that is disposed on the non-skin side in the thickness direction of the back sheet 15 and constitutes the exterior of the absorbent main body 10.
  • the back sheet 15 is not limited to the above-described configuration as long as it has a certain leak-proof property.
  • the back sheet 15 is also a flat sheet that protrudes from both sides in the longitudinal direction and both sides in the lateral direction of the absorber. Then, the top sheet 13 and the back sheet 15 are joined to each other in the thickness direction so that the substantially V-shapes at both ends in the longitudinal direction are substantially aligned, whereby the absorber is interposed between the sheets 13 and 15. Is held.
  • the leg gather portion 20 is a sheet member that is long in the longitudinal direction joined to both lateral sides of the absorbent main body 10, and when forming the diaper 1 into a pants shape, Shrinks along the leg opening HL to form a bowl-shaped leg gather.
  • the leg gather part 20 is formed by overlapping two sheets of a first sheet 21 and a second sheet 22 made of a nonwoven fabric or the like in the thickness direction.
  • joining of the absorbent main body 10 and the leg gather portion 20 is hot in a state where the inner end portion in the lateral direction of the leg gather portion 20 is sandwiched between the top sheet 13 and the back sheet 15 of the absorbent main body 10. This is done by bonding with a melt adhesive or the like.
  • the belt portion 30 is a longitudinally long sheet member provided on both sides in the lateral direction of the leg gather portion 20, and when the diaper 1 is formed into a pants shape, A belt is formed (see FIG. 1).
  • the belt part 30 is formed by overlapping two sheets of a first sheet 31 and a second sheet 32 made of nonwoven fabric or the like in the thickness direction.
  • the leg gather portion 20 and the belt portion 30 are integrally formed by the side seat 40 that is one member. That is, the first sheet 21 of the leg gather portion 20 and the first sheet 31 of the belt portion 30 are constituted by one sheet member 41, and the second sheet 22 of the leg gather portion 20 and the second sheet 32 of the belt portion 30 are also one.
  • the sheet member 42 is used.
  • a portion of the side seat 40 that is laterally inner than the fold line FL is the leg gather portion 20, and a laterally outer portion of the fold line FL is the belt portion 30.
  • the leg opening HL is formed so as to straddle the fold line FL.
  • the leg opening HL includes the leg gather notch 25 obtained by notching the first sheet 21 and the second sheet 22 of the leg gather 20, and the first sheet 31 and the second sheet 32 of the belt 30. It is formed by the belt notch part 35 which notched.
  • the leg gather cutout portion 25 and the belt cutout portion 35 are formed in an asymmetric shape that is not line symmetric with respect to the folding line FL. Details of the shape of the leg opening HL will be described later.
  • a leg gather elastic member 23 made of thread rubber or the like is disposed between the first sheet 21 and the second sheet 22 of the leg gather portion 20 in an elongated state, and is fixed by a hot melt adhesive or the like. ing.
  • two leg gather elastic members 23 are arranged at a position further inside than the lateral inner end of the leg gather notch 25 (that is, the lateral inner end of the leg opening HL). ing.
  • the leg gather elastic member 23 gives the leg gather portion 20 elasticity in the longitudinal direction. Thereby, when forming the diaper 1 in a pants shape, the leg gather part 20 contracts along the leg opening HL, and a bowl-shaped leg gather is formed, thereby improving the fit of the wearer around the leg. be able to.
  • a belt elastic member 33 made of thread rubber or the like is disposed between the first sheet 31 and the second sheet 32 of the belt portion 30 so as to extend in the longitudinal direction, and is fixed by a hot melt adhesive or the like.
  • a plurality of belt elastic members 33 are arranged in the lateral direction in a region further outward than the laterally outer end of the belt notch 35 (that is, the laterally outer end of the leg opening HL).
  • the belt elastic member 33 imparts stretchability in the longitudinal direction to the belt portion 30.
  • leg gather elastic member 23 and the belt elastic member 33 are arranged at positions that do not overlap each other in the thickness direction as shown in FIG. 2B. That is, when viewed from the upper side in the thickness direction, the leg gather elastic member 23 and the belt elastic member 33 are in a positional relationship such that they are alternately arranged in the lateral direction. Thereby, the area
  • a stretchable sheet 43 formed of a stretchable nonwoven fabric or the like is provided between the sheet member 41 (21, 31) and the sheet member 42 (22, 32).
  • the stretchable sheet 43 is a belt-like elastic sheet member wider than the width in the lateral direction of the leg opening HL as shown by the hatched portion in FIG. 3A, and has an opening having the same shape as the leg opening HL.
  • the sheet members 41 and 42 are fixed to the sheet members 41 and 42 with a hot melt adhesive or the like in a state of being elongated in the longitudinal direction. Thereby, the peripheral part of the leg periphery opening part HL is reinforced by the elastic sheet 43 over the perimeter.
  • the fitting property in the peripheral part of the leg periphery opening part HL improves more by the shrinkage force expressed by the planar expansion-contraction sheet 43.
  • fit property can be improved by arrange
  • a so-called gear stretching process is performed on a non-woven fabric having a substantially elastic elastomer fiber such as a polyurethane elastomer and a thermoplastic resin fiber such as a polyolefin resin.
  • a substantially elastic elastomer fiber such as a polyurethane elastomer
  • a thermoplastic resin fiber such as a polyolefin resin.
  • the laterally outer end region of the belt portion 30 is folded twice inward in the lateral direction at the first belt end fold line FLb1 and the second belt end fold line FLb2. It is fixed in the folded state with a hot melt adhesive or the like. That is, the second belt end fold line FLb2 is a portion that becomes the laterally inner end 30ei of the belt portion 30 and a portion that becomes the waistline opening HB in FIG. 2A.
  • the waist opening HB By setting the waist opening HB to such an end folding structure, when the diaper 1 is worn, the stress around the wearer's waist can be reduced.
  • region does not necessarily need to be made into the above folding structures.
  • FIG. 4 is a diagram for explaining an example of the manufacturing process of the diaper 1.
  • the diaper 1 is manufactured by performing predetermined processing (S101 to S105) on the base sheet while transporting the base sheet as a material in the transport direction.
  • the conveyance direction of the sheet member is referred to as “MD direction”
  • the direction orthogonal to the MD direction is referred to as “CD direction”.
  • the MD direction is a direction along the longitudinal direction (vertical direction) of FIG. 2A
  • the CD direction is a direction along the lateral direction of FIG. 2A.
  • the sheet members that serve as the base sheet of the diaper 1 in the first embodiment are the absorbent main body continuous sheet 10A and the side continuous sheet 40A.
  • the absorbent main body continuous sheet 10A is a sheet member in which a plurality of absorbent main bodies 10 are continuously arranged in the longitudinal direction (longitudinal direction). That is, the absorbent main body continuous sheet 10 ⁇ / b> A is a sheet member in which a plurality of absorbent bodies 11 are sandwiched between the continuous sheet of the top sheet 13 extending in the MD direction and the continuous sheet of the back sheet 15.
  • the side continuous sheet 40 ⁇ / b> A is a sheet member in which the side sheets 40 that form the leg gather portion 20 and the belt portion 30 are continuously arranged in the longitudinal direction (vertical direction).
  • the base sheet in which the side continuous sheet 40 ⁇ / b> A is bonded to both sides in the CD direction (lateral direction) of the absorbent main body continuous sheet 10 ⁇ / b> A is continuously conveyed in the MD direction (S ⁇ b> 101).
  • leg gather cutout portion 25 and the belt cutout portion 35 serving as the leg opening HL at positions where the folding line FL is straddled on both sides of the absorbent body 11 in the CD direction (lateral direction) with respect to the conveyed base material sheet. Is formed (S102).
  • the notch is formed using a cutter roll (not shown). 4 is a state corresponding to the diaper 1 in the unfolded state in FIG. 3A.
  • a portion corresponding to the belt portion 30 of the side continuous sheet 40A is folded back inward in the CD direction (lateral direction) by a folding line FL, and a part of the absorbent main body 10 and the leg gather portion and the belt portion 30 are joined.
  • the state is overlapped in the thickness direction (S103).
  • the first joint portion WL1 and the second joint portion WL2 are formed by joining means such as ultrasonic fusion and thermal fusion, and the belt portion 30, the absorbent main body 10, and the leg gather portion 20 are joined ( S104).
  • the first joint portion WL1 and the second joint portion WL2 are formed so that the inclination angles ⁇ 1 and ⁇ 2 satisfy a predetermined condition ( ⁇ 1> ⁇ 2).
  • the base sheet is cut (S105). Specifically, the diaper 1 is cut for each individual from the base sheet that continues in the MD direction, and further, the four corners of the rectangle are cut along the first joint WL1 and the second joint WL2. Thereby, the diaper 1 of the planar state shown by FIG. 2A is formed.
  • the diaper 1 of this embodiment has various structures so that the wearer can feel good fit when worn.
  • the fit of the wearer's leg retraction part is improved as compared with the conventional diaper.
  • the fitting property of the diaper 1 will be described.
  • FIG. 5 is a diagram illustrating the shape of the leg opening HL.
  • the shape of the leg opening HL in an expanded state of the diaper 1 as in FIG. 3A is shown enlarged.
  • each region of the leg opening HL is defined as follows. That is, the center position in the longitudinal direction of the leg hole opening HL is CLhl, the position of the front end of the leg hole opening HL in the longitudinal direction is HLef, and the position of the rear end in the longitudinal direction is HLer.
  • the region on the front side of the longitudinal center position CLhl is located on the rear side of the front leg gather cutout portion 25f and the longitudinal center position CLhl.
  • the region is a rear leg gather cutout portion 25r.
  • the region on the front side of the longitudinal center position CLhl is the front belt cutout portion 35f, and the region on the rear side of the longitudinal center position CLhl. Is the rear belt cutout 35r.
  • the center position CLhl in the longitudinal direction of the leg opening HL is located on the front side in the longitudinal direction with respect to the center position CL in the longitudinal direction of the absorbent main body 10.
  • the leg-hole opening HL is formed so that the opening area is larger in the region on the front side in the longitudinal direction than on the region on the rear side in the longitudinal direction.
  • the lateral width of the leg opening HL in the longitudinal front region is equal to or greater than the lateral width of the leg opening HL in the longitudinal rear region corresponding to the longitudinal front region.
  • the width WHLf in the lateral direction of the leg opening HL in the region on the front side in the longitudinal direction is equal to the front leg at a position h from the longitudinal front end HLef of the leg opening HL in the longitudinal direction.
  • the leg opening HL is formed so that (W25f + W35f) ⁇ (W25r + W35r).
  • the size of the leg opening HL is wide on the wearer's belly side (front side) and narrow on the wearer's back side (rear side). . Since the leg opening HL is wide on the abdominal side, the wearer can easily move the leg forward while wearing the diaper 1 and can easily perform an operation such as walking while wearing the diaper 1.
  • the fact that the leg opening HL is narrow on the back side means that the widths of the belt part 30 and the leg gather part 20 are increased accordingly, so that the wearer's buttocks are worn by the belt part when the diaper 1 is worn. It becomes easy to cover widely by 30 grades. Thereby, the fit property in the back side (buttock side) of the leg periphery opening part HL can be made favorable.
  • the leg gather notch 25 forming the leg opening HL has the widest lateral width in the region between the front end HLef and the rear end HLer in the longitudinal direction (vertical direction).
  • the leg gather notch 25 draws a gentle curve that protrudes inward in the lateral direction between the front end HLef and the rear end HLer, and the lateral width W20 is the widest in the vicinity of the longitudinal center position CLhl. It has become. Therefore, the lateral width W20 of the leg gather portion 20 is the narrowest in the vicinity of the central position CLhl in the longitudinal direction.
  • the vicinity of the center position CLhl is a region that comes into contact with the wearer's groin when the diaper 1 is worn.
  • leg gather portion 20 by narrowing the lateral width of the leg gather portion 20 in the vicinity of the center position CLhl, interference between the leg gather portion 20 and the wearer's groin is suppressed, improving fit and diapers. Discomfort when worn can be reduced.
  • the belt notch 35 forming the leg opening HL has the widest lateral width in the region between the front end HLef and the rear end HLer in the longitudinal direction.
  • the belt notch 35 has a gentle curve that protrudes outward in the lateral direction between the front end HLef and the rear end HLer, and the lateral width is the largest in the vicinity of the central position CLhl in the longitudinal direction. Yes. Accordingly, the lateral width W30 of the belt portion 30 is the narrowest in the vicinity of the longitudinal center position CLhl.
  • the center position CLhl is a region where the wearer grips and pulls the belt portion 30 when the diaper 1 is in contact with the periphery of the wearer's hip bone (pelvis) and the diaper 1 is pulled upward. Therefore, by narrowing the lateral width of the belt portion 30 in the vicinity of the center position CLhl, the wearer can wear the diaper 1 by firmly grasping the belt portion 30, and fit when worn. The sex can be increased. Moreover, since the external appearance of the diaper 1 becomes closer to underwear because the width of the belt part 30 looks narrow, it is possible to reduce the hesitation and resistance of the wearer with respect to wearing the “diaper”.
  • the lateral width W25f of the front leg gather notch 25f may be larger than the lateral width W35f of the front belt notch 35f (W25f> W35f).
  • the front leg gather cutout portion 25f is greatly cut out, when the wearer passes the leg through the leg opening HL in the operation of wearing the diaper 1 formed in a pants shape, It becomes difficult for a finger to get caught in the leg gather part 25, and it becomes easy to wear the diaper 1 smoothly.
  • the leg opening HL is easily formed along the shape of the leg after the diaper 1 is worn, so that the movement of the leg is less likely to be obstructed, and a clean underwear-like appearance such as shorts and briefs is realized. can do.
  • a diaper of a type in which a leg opening is formed between the belt portion and the leg gather portion stress is applied at the boundary portion between the leg gather portion and the belt portion due to its structure. It becomes easier to concentrate. And when an excessive stress acts on the said boundary part when wearing a diaper, there exists a possibility that a diaper may be torn as a starting point which a nonwoven fabric etc. tear.
  • the boundary between the leg gather portion 20 and the belt portion 30 is formed at the front end HLef and the rear end HLer in the longitudinal direction of the leg opening HL, and stress tends to concentrate on the portion. .
  • the leg gather portion 20 and the belt portion 30 are configured by the same sheet member (side seat 40), and no joint portion or the like is provided at the boundary portion (HLef, HLer) between the two. Even if stress concentrates on the part, the starting point of the tear is hardly formed. Therefore, when the diaper 1 is worn, problems such as the leg opening HL being torn are unlikely to occur. Further, since the stretchable sheet 43 is disposed so as to surround the leg opening HL, the periphery of the leg opening HL is reinforced by the stretchable sheet 43. Thereby, the intensity
  • the expansion sheet 43 is provided with an opening having the same shape as the leg opening HL, the width of the expansion sheet 43 varies depending on the position in the longitudinal direction.
  • the width W43c at the longitudinal center position CLhl is the narrowest, and the width W43r at the longitudinal rear end HLer is the widest. It has become.
  • the fitting property of the leg periphery opening part HL can be improved.
  • the shrinkage force easily acts on a wide range in the buttocks region. Thereby, the fastening force to the wearer's skin in the buttocks is dispersed, and discomfort due to excessive fastening can be made difficult to occur.
  • the leg gather elastic member 23 extends along the longitudinal direction so as to coexist with the stretchable sheet 43 in the region where the leg opening HL (leg gather cutout part 25) is formed.
  • the distance W23c from the end of the leg opening HL at the center position CLhl in the longitudinal direction of the leg opening HL to the leg gather elastic member 23 arranged on the outermost side in the lateral direction is at least the leg opening. It is shorter than the distance W23f from the end of the leg opening HL at the front end HLef in the longitudinal direction of the HL to the leg gather elastic member 23 arranged on the outermost side in the lateral direction.
  • the distance W23c (lateral distance) between the end of the leg opening HL and the leg gather elastic member 23 is as short as possible.
  • FIG. 6A is a side view illustrating a state in which a conventional pants-type diaper is worn.
  • FIG. 6B is a side view illustrating a state in which the diaper 1 of the first embodiment is worn.
  • a joint formed on the front side (abdominal side) of the diaper (corresponding to the first joint WL1 of the present embodiment) and a joint formed on the rear side (back side) (the present embodiment)
  • it is formed symmetrically with respect to the longitudinal direction. That is, each joint part is formed so that the inclination angle with respect to the longitudinal direction of the front joint part and the inclination angle with respect to the longitudinal direction of the rear joint part are the same angle.
  • the angle formed by the absorbent main body and the belt portion is equal in the front and rear directions in a pant-shaped state.
  • the rear side (back side) of the absorbent main body is likely to hang down, and a gap may easily be formed between the diaper main body and the wearer's buttocks. there were.
  • the appearance has a rough impression on the buttock side, and the wearer can easily be aware that he is wearing a “diaper”, which may cause resistance.
  • the inclination angle ⁇ 1 with respect to the longitudinal direction of the first joint portion WL1 is adjusted to be larger than the inclination angle ⁇ 2 with respect to the longitudinal direction of the second joint portion WL2 ( ⁇ 1> ⁇ 2).
  • the angle formed between the absorbent main body and the belt portion in a state where the pants are formed is large on the front side and tends to be small on the rear side.
  • FIG. 6B when the diaper is worn, the rear side (back side) of the absorbent main body is pulled up to the upper part of the wearer's buttocks, and a gap is hardly generated between the wearer's buttocks and fit.
  • FIG. 3A shows, in the diaper 1, the edge part of the 1st junction part WL1 and the 2nd junction part WL2 does not cross
  • a predetermined interval is provided between the first joint portion WL1 and the second joint portion WL2 and the leg opening HL. If the first joint portion WL1 (second joint portion WL2) is formed so as to intersect the leg opening HL, stress is concentrated at the intersecting portion when the diaper 1 is worn, and a starting point of the tear is formed.
  • the leg opening HL may be easily broken. However, in the diaper 1 of the present embodiment, since the leg opening HL and the joints do not intersect with each other, the starting point of such a tear is hardly formed, and the leg opening HL is also difficult to break.
  • FIG. 7A is a plan view illustrating the diaper 2 in a state of being stretched along the longitudinal direction of the absorbent main body 10.
  • FIG. 7B is a schematic cross-sectional view showing the CC cross section of FIG. 7A.
  • the manufacturing method of the diaper 2 is different from that of the diaper 1 of the first embodiment, but the structure of the diaper 2 is almost the same as that of the diaper 1. That is, the configurations of the absorbent main body 10, the leg gather portion 20, and the belt portion 30 are substantially the same as the configurations of the respective portions in the first embodiment. Hereinafter, differences from the diaper 1 will be described.
  • the leg gather portion 20 and the belt portion 30 are formed of different members. Therefore, the lateral gathering end 20 e election of the leg gather portion 20 and the lateral outer end 30 e réelle of the belt portion 30 are both connected.
  • a belt lateral joining portion WL30 to be joined is formed.
  • the belt joint portion WL30 is formed by adhesion using a hot melt adhesive or the like, but the belt lateral direction joint portion WL30 may be formed by welding.
  • leg gather elastic member 24 provided in the leg gather portion 20 in the diaper 2 is arranged in a partly curved direction as shown in FIG. 7A while extending in the longitudinal direction.
  • the leg gather elastic member 24 may be arranged substantially linearly along the longitudinal direction (longitudinal direction) similarly to the leg gather elastic member 23 of the diaper 1.
  • FIG. 8 is a diagram for explaining an example of the manufacturing process of the diaper 2.
  • predetermined processing S201 to S204
  • MD direction transport direction
  • S204 to S205 are the same as S104 to S105 of the first embodiment, and thus description thereof is omitted.
  • the sheet members that become the base material sheet of the diaper 2 are the absorbent main body continuous sheet 10A, the leg gather continuous sheet 20A, and the belt continuous sheet 30A.
  • the leg gather continuous sheet 20A is a sheet member in which the leg gather portions 20 are continuously arranged in the longitudinal direction (longitudinal direction).
  • the belt continuous sheet 30A is a sheet member in which the belt portions 30 are continuously arranged in the longitudinal direction (longitudinal direction).
  • the sheet member in which the leg gather continuous sheet 20A is bonded to both sides of the CD of the absorbent main body continuous sheet 10A (lateral direction) and the belt continuous sheet 30A are both MD direction.
  • the belt continuous sheet 30A is overlapped and joined from above the leg gather continuous sheet 20A (S201).
  • the joining of the leg gather continuous sheet 20A and the belt continuous sheet 30A is performed by joining the end portions in the lateral direction using a hot-melt adhesive or the like. It is formed.
  • the leg gather cutout portion 25 and the belt cutout portion 35 as the opening HL are formed (S202). These notches are respectively formed from above and below using a cutter roll or the like.
  • a notch is not formed in the process of S202, but a notch is formed in the leg gather continuous sheet 20A and the belt continuous sheet 30A in advance before the process of S201.
  • the bonding portion WL30 may be formed by bonding.
  • the first joint portion WL1 and the second joint portion WL2 are formed similarly to S104 of FIG. 4, and in the step of S204, the base material is cut in the same manner as S105 of FIG. In this way, the diaper 2 is manufactured.
  • the completed diaper 2 has substantially the same structure as the diaper 1 of the first embodiment. Accordingly, the leg opening HL formed in the diaper 2 is wide on the abdomen side (front side) of the wearer and narrowed on the back side (rear side) of the wearer as described in FIG. Thereby, the fitting property of the diaper 2 can be made favorable in the vicinity of the leg opening HL.
  • the stretchable sheet 43 disposed on the peripheral edge of the leg opening HL is formed of the two sheet members (for example, the sheet members 41 and 42) constituting the leg gather portion 20 and / or the belt portion 30.
  • the position where the stretchable sheet 43 is provided is not limited to this.
  • the leg gather part 20 and / or the belt part 30 may be provided on the skin side in the thickness direction, or may be provided on the non-skin side.

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  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
PCT/JP2016/061661 2015-05-29 2016-04-11 吸収性物品 Ceased WO2016194480A1 (ja)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3895674A3 (en) * 2021-06-07 2022-01-12 Unicharm Corporation Method for manufacturing absorbent article

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61502264A (ja) * 1984-05-16 1986-10-09 ペアウドウス パンツおよびその製造方法
JPH08507699A (ja) * 1992-10-27 1996-08-20 プロクター・アンド・ギャンブル・ファー・イースト・インク ウエスト開口部全体を伸縮自在とした使い捨ておむつ
JPH0910261A (ja) * 1995-06-29 1997-01-14 Zuiko:Kk 使い捨て着用物品およびその製造方法
JPH09290003A (ja) * 1996-02-26 1997-11-11 Hakujiyuuji Kk 使い捨ておむつ
US6616647B1 (en) * 2000-06-27 2003-09-09 Kimberly-Clark Worldwide, Inc. Machine direction manufactured pant
JP2012143299A (ja) * 2011-01-07 2012-08-02 Unicharm Corp 使い捨てオムツ

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HK1003487A1 (en) * 1992-10-27 1998-10-30 Procter & Gamble Far East, Inc. Disposable diaper with fully elasticized waist opening
JP3916878B2 (ja) * 2001-04-12 2007-05-23 ユニ・チャーム株式会社 使い捨てのパンツ型おむつ

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61502264A (ja) * 1984-05-16 1986-10-09 ペアウドウス パンツおよびその製造方法
JPH08507699A (ja) * 1992-10-27 1996-08-20 プロクター・アンド・ギャンブル・ファー・イースト・インク ウエスト開口部全体を伸縮自在とした使い捨ておむつ
JPH0910261A (ja) * 1995-06-29 1997-01-14 Zuiko:Kk 使い捨て着用物品およびその製造方法
JPH09290003A (ja) * 1996-02-26 1997-11-11 Hakujiyuuji Kk 使い捨ておむつ
US6616647B1 (en) * 2000-06-27 2003-09-09 Kimberly-Clark Worldwide, Inc. Machine direction manufactured pant
JP2012143299A (ja) * 2011-01-07 2012-08-02 Unicharm Corp 使い捨てオムツ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3895674A3 (en) * 2021-06-07 2022-01-12 Unicharm Corporation Method for manufacturing absorbent article

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CN107613930B (zh) 2019-01-22
CN107613930A (zh) 2018-01-19
JP2016220940A (ja) 2016-12-28
KR20180002866A (ko) 2018-01-08
KR101844208B1 (ko) 2018-03-30

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