WO2016194481A1 - Article absorbant - Google Patents

Article absorbant Download PDF

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Publication number
WO2016194481A1
WO2016194481A1 PCT/JP2016/061665 JP2016061665W WO2016194481A1 WO 2016194481 A1 WO2016194481 A1 WO 2016194481A1 JP 2016061665 W JP2016061665 W JP 2016061665W WO 2016194481 A1 WO2016194481 A1 WO 2016194481A1
Authority
WO
WIPO (PCT)
Prior art keywords
leg
longitudinal direction
opening
diaper
absorbent article
Prior art date
Application number
PCT/JP2016/061665
Other languages
English (en)
Japanese (ja)
Inventor
中嶋　海陽
友美 衛藤
健人 梨子木
田中　嘉則
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 CN201680030888.0A priority Critical patent/CN107613929B/zh
Priority to KR1020177036027A priority patent/KR101844207B1/ko
Publication of WO2016194481A1 publication Critical patent/WO2016194481A1/fr

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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 articles specially adapted to be worn around the waist, e.g. diapers
    • 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 articles specially adapted to be worn around the waist, e.g. 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
    • A61F13/15203—Properties of the article, e.g. stiffness or absorbency
    • 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 articles specially adapted to be worn around the waist, e.g. diapers
    • 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 articles specially adapted to be worn around the waist, e.g. diapers
    • A61F13/496—Absorbent articles specially adapted to be worn around the waist, e.g. diapers 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
    • 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
    • A61F13/84—Accessories, not otherwise provided for, for absorbent pads
    • A61F2013/8497—Accessories, not otherwise provided for, for absorbent pads having decorations or indicia means

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.
  • a leg opening is formed at the center in the longitudinal direction of the absorbent main body. That is, when the wearer wears the absorbent article, the leg opening is disposed at an intermediate position between the abdomen and the back.
  • an absorbent article that is actually formed into a pants shape is used. When worn, the absorbent article did not match the shape of the body, making it difficult to obtain a good fit.
  • the leg opening on the ventral side can easily interfere with the movement of the legs, and the leg opening on the back side (rear side) can reach the wearer's buttocks to sufficiently cover the wearer's buttocks. There were problems such as being unable to do so.
  • the leg opening is formed in the central portion, there is a problem that it is difficult to distinguish the front and rear when viewing the absorbent article.
  • the present invention has been made in view of the above-described problems, and an object of the present invention is to provide a pants-type diaper that has a good fit in the vicinity of the leg opening and is easily distinguishable between front and rear. Is to provide.
  • 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 at least one of the belt portion and the leg gather portion.
  • the belt portion is joined to the absorbent main body and the leg gather portion at a joint portion that is inclined outward in the lateral direction from both end portions in the longitudinal direction toward the leg opening. And the distance between the longitudinal front end of the leg opening and the longitudinal front end of the absorbent body is such that the longitudinal rear end of the leg opening and the longitudinal end of the absorbent body It is an absorbent article characterized by being shorter than the distance between the rear end in the longitudinal direction.
  • pant-type diaper that has a good fit in the vicinity of the leg opening and that can be easily distinguished before and after.
  • 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 at least one of the belt part and the leg gather part, and the belt part is arranged in the longitudinal direction.
  • the leg opening is disposed closer to the front in the longitudinal direction, so that the wearer is less likely to interfere with the movement of the leg on the front side and the wearer's buttocks on the rear side. Will be covered widely.
  • the fit property when wearing an absorbent article improves.
  • the leg opening is disposed near the front and the surface area in the back side region of the diaper is increased, the front side and the rear side can be easily distinguished when the diaper is visually recognized.
  • 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 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.
  • a thread-like elastic member is arranged in an elongated state in the longitudinal direction, and the leg opening
  • the lateral distance between the end of the leg-hole opening at the center position in the longitudinal direction of the portion and the thread-like elastic member disposed on the outermost side in the transverse direction among the thread-like elastic members is: Between the end of the leg opening at the front end or the rear end in the longitudinal direction of the leg opening and the thread elastic member arranged on the outermost side in the lateral direction among the thread elastic members Desirably less than the lateral distance.
  • the leg gather portion is easily contracted near the center position of the leg opening, which is a region in contact with the wearer's buttocks, and fits along the shape of the wearer's buttocks. It becomes easy to do.
  • by concentrating the contraction force generated by the thread-like elastic member on the region it is easy to suppress the occurrence of slack or large wrinkles in the heel portion.
  • 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 periphery of the leg opening is reinforced by the elastic sheet member, the strength of the leg opening is increased and the diaper can be more difficult to tear.
  • the sheet-like elastic stretch sheet is provided so as to overlap the leg gather part, the periphery of the leg opening can be fitted with the surface, and the leg gather around the diaper is worn. The skin feels good.
  • the elastic sheet member disposed in a region overlapping with the leg gather portion has a width in the lateral direction at a center position in the longitudinal direction of the leg opening portion. It is desirable that the width is narrower than the width in the lateral direction at the rear end in the longitudinal direction of the opening.
  • the contraction force acting on the inguinal portion is less likely to be dispersed and the fitting property is further improved. can do.
  • the elastic sheet member wider at both ends in the longitudinal direction of the leg opening, the contraction force tends to act in a wide range in the abdomen and the buttocks region, and discomfort due to excessive tightening is less likely to occur. it can.
  • leg gather portion and the belt portion are formed of a single member.
  • 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 is large on the front side (belly side) and small on the rear side (back side) in a state where the absorbent article is formed in a pants shape.
  • Cheap As a result, when the diaper is worn, 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. Moreover, since 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 shaped like an underwear such as shorts or briefs when formed into a pants shape. The fitting property at the time of wearing can be made favorable.
  • 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 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.
  • both the leg gather cutout portion 25 and the belt cutout portion 35 are not necessarily formed.
  • the leg gather notch portion 25 may be formed in the leg gather portion 20, and the belt notch portion 35 may not be formed in the belt portion 30.
  • the leg opening HL is formed by the leg gather notch 25.
  • the leg gather notch 25 may not be formed, but only the belt notch 35 may be formed.
  • the leg opening HL is formed by the belt notch 35.
  • the notches 25 and 35 may have a slit shape instead of the substantially elliptical shape as shown in FIG. 3A.
  • 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 fixed by a hot melt adhesive or the like. .
  • 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 position at which the leg opening HL is formed compared to a conventional diaper, the fit in the leg retraction part is improved and the front and rear of the diaper 1 are easily distinguished. .
  • these points will be described.
  • FIG. 5 is a view for explaining the arrangement of the leg opening HL in the diaper 1.
  • the leg opening HL arranged on the right side in the lateral direction is shown in an enlarged manner in a state where the diaper 1 is developed in a plane as in FIG.
  • the longitudinal distance glf between the longitudinal front position HLef of the leg opening HL and the longitudinal front end 10ef of the absorbent main body 10 is the longitudinal length of the leg opening HL.
  • the leg opening HL is disposed so as to be smaller than the longitudinal distance glr between the position rear end position HLer and the longitudinal front end 10er of the absorbent body 10. That is, the leg hole opening HL is disposed closer to the front in the longitudinal direction, and the center position CLhl in the longitudinal direction of the leg hole opening HL is closer to the front side in the longitudinal direction than the center position CL in the longitudinal direction of the absorbent body 10. positioned.
  • the leg-hole opening HL is arranged closer to the front in the longitudinal direction of the diaper 1, when the wearer moves the leg to the front side while wearing the diaper 1, Interference of movement is suppressed. For example, when the wearer walks with the diaper 1 worn, the base of the leg is caught by the peripheral edge of the leg opening HL, and the problem that the leg becomes difficult to move forward is less likely to occur. Further, the fact that the leg opening HL is arranged closer to the front means that the opening area is smaller in the region behind the longitudinal center position CL of the absorbent main body 10. That is, on the rear side in the longitudinal direction, the area (surface area) of the portion where the fabric of the diaper 1 (absorbent body 10) is present is increased. Thereby, a wearer's buttocks will be widely covered in a wearer's back side, and the fitting property at the time of wear of diaper 1 will improve.
  • leg opening HL is disposed closer to the front and the surface area in the back side region of the diaper 1 is increased, it is easy to distinguish the front side and the rear side of the diaper 1 in appearance. Thereby, when the diaper 1 is worn reversely, the fit is deteriorated, or a gap is formed between the wearer's body and the leg opening HL, and excrement easily leaks out of the diaper 1. Problems such as becoming difficult to occur.
  • 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. Specifically, 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 of the leg gather notch 25 is in the longitudinal direction. It is the widest in the vicinity of the center position CLhl.
  • the lateral width of the leg gather portion 20 in the region where the leg opening HL (leg gather cutout portion 25) is formed is W20
  • W20 is the narrowest in the vicinity of the longitudinal center position CLhl.
  • 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. Therefore, by narrowing the lateral width W20 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 wearing diapers. The feeling of strangeness at the time 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. Therefore, if the lateral width of the belt portion 30 in the region where the leg opening HL (belt notch portion 35) is formed is W30, W30 is the narrowest in the vicinity of the center position CLhl in the longitudinal direction.
  • 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 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 the diaper 1 can be worn on the body. It will be easier to fit. Moreover, since the external appearance of the diaper 1 becomes closer to underwear because the width of the belt part 30 in the part looks narrow, it is possible to reduce the hesitation and resistance of the wearer with respect to wearing the “diaper”.
  • the leg opening HL is desirably formed so that the opening area is larger in the longitudinal front region than in the longitudinal rear region.
  • 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. It has become. That is, the total value of the lateral width of the leg gather notch 25 and the lateral width of the belt notch 35 at a position separated from the leg opening HL front end HLef in the longitudinal direction by a predetermined distance h.
  • the lateral width of the leg gather cutout portion 25 is larger than the lateral width of the belt cutout portion 35. That is, the lateral width of the leg gather cutout portion 25 is longer than the lateral width of the belt cutout portion 35 at a position that is a predetermined distance h inward in the longitudinal direction from the front end HLef of the leg opening HL. It is desirable.
  • the leg gather cutout portion 25 is greatly cut out on the front side, so that 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 to get caught by the front side part of 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.
  • the diaper 1 fits by adjusting the positional relationship of the leg gather elastic member 23 arrange
  • the distance W23c is a lateral distance W23f between the edge of the leg opening HL at the longitudinal front end HLef of the leg opening HL and the leg gather elastic member 23 arranged on the outermost side in the horizontal direction. Smaller than.
  • the distance W23c is the lateral distance between the edge of the leg opening HL at the rear end HLer in the longitudinal direction of the leg opening HL and the leg gather elastic member 23 arranged on the outermost side in the lateral direction. It is smaller than the direction distance W23r.
  • the leg gather elastic member 23 By disposing the leg gather elastic member 23 near the leg hole opening HL near the center position CLhl of the leg hole opening HL that abuts the wearer's buttocks, the leg gather elastic member with respect to the leg hole opening HL
  • the contraction force by 23 is made to act easily.
  • the leg gather part 20 becomes easy to shrink
  • region since the horizontal width W20 of the leg gather part 20 is narrow as mentioned above, it can make the contraction force by the leg gather elastic member 23 act on the leg gather part 20 intensively. it can.
  • leg gather part 20 contracts unevenly near central position CLhl, and it becomes difficult to give a wearer the discomfort by a slack generating in a buttocks or making a big wrinkle.
  • the distance between the leg gather elastic member 23 and the leg opening HL is increased, so that the contraction force acting on the edge of the leg opening HL is dispersed. It is easy to do, the excessive shrinkage
  • 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.
  • an elastic sheet 43 is disposed so as to surround the leg opening HL, and the elastic sheet 43 is provided with an opening having the same shape as the leg opening HL. Since the periphery of the leg opening HL is reinforced by the stretchable sheet 43, the leg opening HL is prevented from being broken when the diaper 1 is worn. And since the sheet-like elastic sheet 43 is provided so as to overlap with the leg gather portion 20, the peripheral edge of the leg opening HL can be fitted on the surface, so that when the diaper 1 is worn The feel around the leg gather is improved.
  • the lateral width of the stretchable sheet 43 on the leg gather portion 20 side is such that the width W43c at the center position CLhl in the longitudinal direction is equal to the width W43f at the front end HLef in the longitudinal direction and the longitudinal direction. It is narrower than the width W43r at the rear end HLer.
  • the width of the stretchable sheet 43 becomes wider at both end portions HLef and HLer of the leg opening HL, the contraction force tends to act on a wide range in the abdomen and hip region. Thereby, the tightening force on the wearer's skin is dispersed, and discomfort due to excessive tightening can be made difficult to occur.
  • 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 10 and the belt portion 30 in a pant-shaped state is likely to be large on the front side and 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. Improves.
  • the distance glr between the leg opening HL and the end of the absorbent main body 10 is long on the rear side in the longitudinal direction, and the leg opening HL on the front side in the longitudinal direction. And the distance glf between the absorbent body 10 and the end of the absorbent body 10 are formed short. Therefore, the inclination angle ⁇ 2 with respect to the longitudinal direction of the second joint portion WL2 is small on the rear side in the longitudinal direction, and the inclination angle ⁇ 1 with respect to the longitudinal direction of the first joint portion WL1 is easily increased on the front side in the longitudinal direction. Thereby, it becomes possible to make the belt part 30 easy to pull up upwards while making the width of the belt part 30 wider on the rear side (back side) in the longitudinal direction than on the front side (belly side) in the longitudinal direction. Good fit is achieved.
  • 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. Therefore, the leg-hole opening HL formed in the diaper 2 is disposed closer to the front in the longitudinal direction as described with reference to FIG. Thereby, while making the fitting property of the diaper 2 favorable in the leg periphery opening part HL vicinity, discrimination
  • 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.

Landscapes

  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Absorbent Articles And Supports Therefor (AREA)

Abstract

L'invention concerne un article absorbant qui comprend un corps principal absorbant (10), des parties de rassemblement de jambe (20), et des parties ceinture (30). Lorsque l'article absorbant est dans un état étendu le long de la direction longitudinale du corps principal absorbant (10), les parties de rassemblement de jambe (20) sont disposées sur les deux côtés du corps principal absorbant (10) dans la direction horizontale, et les parties ceinture (30) sont disposées de façon à chevaucher les parties de rassemblement de jambe (20) et des parties du corps principal absorbant (10) dans la direction d'épaisseur. Une paire d'ouvertures entourant les jambes sont formées. Les parties de ceinture (30) sont reliées au corps principal absorbant (10) et aux parties de rassemblement de jambe (20). La distance entre l'extrémité avant du corps principal absorbant (10) dans la direction longitudinale et les extrémités avant des ouvertures entourant les jambes dans la direction longitudinale est plus courte que la distance entre l'extrémité arrière du corps principal absorbant (10) dans la direction longitudinale et les extrémités arrière des ouvertures entourant les jambes dans la direction longitudinale.
PCT/JP2016/061665 2015-05-29 2016-04-11 Article absorbant WO2016194481A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201680030888.0A CN107613929B (zh) 2015-05-29 2016-04-11 吸收性物品
KR1020177036027A KR101844207B1 (ko) 2015-05-29 2016-04-11 흡수성 물품

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015-110318 2015-05-29
JP2015110318A JP6226910B2 (ja) 2015-05-29 2015-05-29 吸収性物品

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WO2016194481A1 true WO2016194481A1 (fr) 2016-12-08

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PCT/JP2016/061665 WO2016194481A1 (fr) 2015-05-29 2016-04-11 Article absorbant

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JP (1) JP6226910B2 (fr)
KR (1) KR101844207B1 (fr)
CN (1) CN107613929B (fr)
WO (1) WO2016194481A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT202000013339A1 (it) * 2020-06-05 2021-12-05 Fameccanica Data Spa Procedimento e apparecchiatura per la produzione di articoli sanitari assorbenti e relativo articolo sanitario assorbente

Citations (7)

* 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
JPH03176052A (ja) * 1989-12-05 1991-07-31 Daio Paper Corp 使い捨ておむつ
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
JP2002306534A (ja) * 2001-04-12 2002-10-22 Uni Charm Corp 使い捨てのパンツ型おむつ
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
KR100240245B1 (ko) * 1992-10-27 2000-01-15 린다 디. 로러 충분히 탄성화된 허리 개구부를 갖는 일회용 기저귀
JP2011120626A (ja) 2009-12-08 2011-06-23 Kao Corp パンツ型吸収性物品

Patent Citations (7)

* 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
JPH03176052A (ja) * 1989-12-05 1991-07-31 Daio Paper Corp 使い捨ておむつ
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
JP2002306534A (ja) * 2001-04-12 2002-10-22 Uni Charm Corp 使い捨てのパンツ型おむつ
JP2012143299A (ja) * 2011-01-07 2012-08-02 Unicharm Corp 使い捨てオムツ

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT202000013339A1 (it) * 2020-06-05 2021-12-05 Fameccanica Data Spa Procedimento e apparecchiatura per la produzione di articoli sanitari assorbenti e relativo articolo sanitario assorbente
EP3922225A1 (fr) * 2020-06-05 2021-12-15 Fameccanica.Data S.p.A. Procédé et appareil de production d'articles sanitaires absorbants et produit sanitaire absorbant relatif

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JP6226910B2 (ja) 2017-11-08
CN107613929A (zh) 2018-01-19
JP2016220942A (ja) 2016-12-28
CN107613929B (zh) 2018-11-16
KR20180002865A (ko) 2018-01-08
KR101844207B1 (ko) 2018-05-14

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