WO2004019845A1 - パンツ型の使い捨て着用物品 - Google Patents
パンツ型の使い捨て着用物品 Download PDFInfo
- Publication number
- WO2004019845A1 WO2004019845A1 PCT/JP2003/010667 JP0310667W WO2004019845A1 WO 2004019845 A1 WO2004019845 A1 WO 2004019845A1 JP 0310667 W JP0310667 W JP 0310667W WO 2004019845 A1 WO2004019845 A1 WO 2004019845A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- sheet
- waist
- auxiliary elastic
- elastic member
- panel
- Prior art date
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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
- 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
- A61F13/15203—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
-
- 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
- A61F13/49019—Form-fitting, self-adjusting disposable diapers with elastic means the elastic means being placed longitudinally, transversely or diagonally over the article
-
- 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
Definitions
- the present invention provides a pants-type disposable wearable material for absorbing and holding excrement.
- Japanese Patent Publication No. 9—5 6 7 4 7 discloses a liquid permeable surface sheet located on the skin contact side, a liquid impermeable back sheet located on the non-skin contact side, and a front and back sheet. And a liquid-absorbent core interposed therebetween. The vicinity of the side edges of the front and rear waist circumferences is connected via a number of heat-fused parts that are intermittently arranged in the vertical direction.
- a pants-type disposable wearing article having a peripheral opening and a pair of leg peripheral openings formed below the peripheral opening is disclosed.
- a plurality of waist elastic members extending in the waist direction are shrinkably attached to the waist peripheral end of the front waist region, and are positioned below the waist elastic member.
- a plurality of auxiliary elastic members extending in the waist direction are shrinkably attached between the waist elastic member and the leg opening, and a plurality of legs extending in the waist direction.
- a peripheral elastic member is shrinkably attached to the edge of the leg peripheral opening.
- the waist elastic member and the leg elastic member are interposed between the front sheet and the back sheet, and are fixed to the inner surfaces of the sheets via a hot melt type adhesive. .
- the part of the auxiliary elastic member located on the peripheral side of the trunk is located between the front sheet and the back sheet. It is fixed to the inner surface of these sheets via a hot melt adhesive.
- the portion of the auxiliary elastic member that crosses the core is interposed between the back sheet and the core, and is fixed to the back sheet via a hot melt type adhesive.
- the arrangement interval of the auxiliary elastic members near the edge of the core is made smaller than that of the auxiliary elastic members in other parts of the core. This has the effect that the excrement can be reliably prevented from leaking in the vicinity of the edge of the core by firmly adhering to the wearer's torso.
- the auxiliary elastic member is fixed to the front and back sheets in a state where the auxiliary elastic member is extended at a predetermined elongation in the waist direction, so that the auxiliary elastic member contracts inward in the waist direction.
- the front and back sheets also contract inward in the circumferential direction.
- the auxiliary elastic member since the contraction of the auxiliary elastic member is suppressed by the adhesive, even if it contracts inward in the waist direction, the auxiliary elastic member does not shrink to its non-extended dimension.
- the expansion and contraction range of the front and back sheets where the auxiliary elastic member is located is smaller than the expansion and contraction range of the auxiliary elastic member itself. Therefore, the expansion and contraction range of the auxiliary elastic member cannot be used sufficiently.
- An object of the present invention is to provide a pants-type disposable wearing article that can make the expansion and contraction range of the base sheet where the auxiliary elastic member is located substantially coincide with the expansion and contraction range of the auxiliary elastic member itself.
- the premise of the present invention for solving the above-mentioned problem is to define a front and rear waist region facing each other and a crotch region located between the waist regions. And a liquid absorbing panel extending between the front and rear waist regions of the base sheet and fixed to the inside of the base sheet. And a waist edge located outside the both edges of the panel, and the vicinity of the waist edge of the waist edge is connected.
- a pants-type disposable wearing article in which a waist opening and a pair of leg openings are formed, and a waist elastic member extending in the waist direction is shrinkably attached to the waist end. It is.
- the base sheet is formed of a first sheet located on the panel side and a second sheet located outside the first sheet, A plurality of auxiliary elastic members extending in the direction of traverse and traversing the panel are interposed between the first sheet and the second sheet, and at least one of the front and rear waist regions is provided.
- the shrinkage dimension in the waist direction of the part of the base sheet where the auxiliary flexible member is located is shrinkably mounted between the waist elastic member and the leg opening. It is in the range of 1.0 to 1.1 times the dimension in the circumferential direction of the body when the auxiliary flexible member is not extended.
- the auxiliary elastic member is positioned near at least one of the first and second sheets at a position near a side edge of the waist. It has both end portions and a central portion located between the both end portions and separated from the first and second sheets.
- the extension ratio of the auxiliary elastic member in the circumferential direction of the trunk is in a range of 1.5 to 4.0.
- a large number of fixing portions for fixing the first sheet and the second sheet include the auxiliary elastic portion. It is formed between the members, and is arranged in the vertical direction near the both side edges of the panel.
- the fixing portion is formed in substantially the entire region where the panel is located.
- the size of the auxiliary elastic member in the non-extended direction in the waist direction is the size of the panel located in the front / rear waist region in the waist direction. Approximately the same as the above, or slightly longer than the dimensions of the panel located in the front and rear waist region in the waist direction.
- Figure 1 is a partially cutaway perspective view of a disposable wearing article.
- FIG. 2 is a plan view of the article of FIG. Fig. 3 is a sectional view taken along the line I-I in Fig. 2.
- FIG. 4 is a cross-sectional view taken along the line II-II of FIG.
- FIG. 5 is a partially broken perspective view of a disposable wearing article according to another embodiment.
- FIG. 6 is a plan view of the article of FIG. 5 shown in an unfolded state in the front-rear direction.
- FIG. 7 is a cross-sectional view taken along a line II-II of FIG.
- FIG. 8 is a cross-sectional view taken along the line IV-IV of FIG. BEST MODE FOR CARRYING OUT THE INVENTION
- FIGS. 1 and 2 are a partially cutaway perspective view of the disposable wearing article 1 and an exploded plan view of the article 1 of FIG. 1 in a state in which the connection of the waist side 11 is released.
- 4 is when article 1 is slightly curved 2 is a sectional view taken along the line I-I of FIG. 2 and a sectional view taken along the line II-II of FIG.
- Fig. 1 the direction around the trunk is indicated by arrow X, the vertical direction is indicated by arrow Y, and the direction around the legs is indicated by arrow Z.
- the state where the auxiliary elastic member 19 is not extended is shown by a two-dot chain line.
- the inner surfaces of the inner sheet 6 (first sheet) and the outer sheet 5 (second sheet) refer to the surface facing the panel 25, and the outer surfaces of the sheets 5 and 6 Panel 25 refers to the non-opposed surface.
- the article 1 includes a base sheet 2 and a liquid absorbing panel 25 fixed inside the base sheet 2.
- the article 1 has a waist opening 3 and a pair of leg openings 4 below the waist opening 3.
- the base sheet 2 is formed by an inner sheet 6 (first sheet) located on the side of the panel 25 and an outer sheet 5 (second sheet) located outside the inner sheet 6. I have.
- the base sheet 2 defines a front waist region 7 and a rear waist region 9 facing each other, and a crotch region 8 located between the waist regions 7 and 9.
- the base sheet 2 is located outside the both edges 25 a of the panel 25 and extends in the waist direction, and is located outside the both edges 25 b of the panel 25. And has a waist circumference 11 extending in the vertical direction and a leg opening edge 12 located outside the side edges 25 b of the panel 25 and extending in the leg circumferential direction.
- the side edges 13 of the torso side portion 11 overlap each other in a palm-shape manner, and the vicinity of the side edge 13 passes through a number of heat-sealed portions 14 intermittently arranged in the vertical direction.
- the inner sheet 6 and the outer sheet 5 overlap each other in the vicinity of the side edge 13 of the waist end 10 and the waist side 11 and near the leg opening edge 12.
- the inner surfaces of the sheets 5 and 6 are fixed to each other.
- the flexible member 15 is attached in a contractible manner.
- a large number of gathers are formed at the waist peripheral end 10 by the elastic body member 15 contracting inward in the waist direction.
- a plurality of elastic members 16 around the leg extending in the circumferential direction of the leg are contractably attached to the edge 12 around the leg.
- a large number of gathers are formed at the leg peripheral edge 12 by the leg peripheral elastic member 16 contracting inward in the leg peripheral direction.
- the elastic member 15 for the waist and the elastic member 16 for the leg are interposed between the inner sheet 6 and the outer sheet 5, and are fixed to the inner and outer surfaces of the sheets 5, 6. .
- a bear bear illustration 18 (display element) is drawn at a position 17 of the outer sheet 5 where the panel 25 is located.
- the illustration 18 is printed on the outer surface of the outer sheet 5.
- the dirt 18 may be printed on the inner surface of the outer sheet 5 or on one of the inner or outer surfaces of the inner sheet 6 if it is visible from the outside of the article 1. Is also good.
- a plurality of auxiliary elastic members 19 extending in the circumferential direction across the panel 25 are attached to the front and rear waist regions 7 and 9 in a contractible manner.
- the auxiliary elastic member 19 is interposed between the inner sheet 6 and the outer sheet 5, and is separated from the waist elastic member 15 and the leg opening 4 by a predetermined distance in the vertical direction. Lined up.
- the auxiliary elastic members 19 are located near the side edges 13 of the peripheral side portion 11 of the base sheet 2 and are fixed to the inner sheet 6 and the outer sheet 5 at both ends 19 a.
- a central portion 19b located between both end portions 19a. The central portion 19 b is not fixed to the inner sheet 6 and the outer sheet 5 and is separated from the sheets 5 and 6.
- the auxiliary elastic member 19 has a body dimension L 1 in the non-extended state in the waist direction, which is located in the front and rear waist areas 7 and 9. Slightly longer than the circumferential dimension L 2 of the flannel 25.
- Dimension L1 is preferably 1 to 5 mm longer than dimension L2.
- the dimension L 1 of the auxiliary elastic member 19 in the trunk circumference when not extended may be substantially the same as the dimension L of the panel 25 in the trunk circumference.
- the auxiliary elastic member 19 is attached to the base sheet 2 in a state where the auxiliary elastic member 19 is extended in the waist direction, and when the extended state of the auxiliary elastic member 19 is released, the auxiliary elastic member 19 is moved around the waist. While contracting inward in the direction, the base sheet 2 also contracts inward in the trunk circumferential direction.
- the shrinkage dimension in the circumferential direction of the portion of the base sheet 2 where the auxiliary elastic member 19 is located is 1.0 to 1.1 times the dimension of the auxiliary elastic member 19 itself when not extended. . If the shrinkage dimension of the base sheet 2 portion in the waist direction exceeds 1.1 times the dimension of the non-extended auxiliary elastic member 19 itself, the expansion and contraction range of the base sheet 2 portion becomes the auxiliary elasticity. It becomes smaller than the expansion and contraction range of the member 19 itself, and the expansion and contraction range of the auxiliary elastic member 19 cannot be fully utilized.
- the extension ratio of the auxiliary elastic member 19 when attaching the auxiliary elastic member 19 to the pace sheet 2 is preferably in the range of 1.5 to 4.0 times. If the extension ratio is less than 1.5, the extension range of the auxiliary elastic member 19 cannot be fully utilized, the extension range of the base sheet 2 becomes small, and the wearer's waist circumference of the article 1 is reduced. The application range of the dimension is narrowed. If the elongation ratio exceeds 4.0, the auxiliary elastic member 19 may come off the sheets 5 and 6 at both ends 19a.
- the ratio of the non-stretching dimension of the auxiliary elastic member 19 itself to the shrinkage dimension of the base sheet 2 where the auxiliary elastic member 19 is located was calculated by the following method.
- the ratio of the contraction dimension L3 to the dimension L4 is calculated by dividing the contraction dimension L3 by the dimension L4.
- the inner sheet 6 and the outer sheet 5 are fixed via a number of fixing portions 20.
- the fixing portions 20 are arranged with a given distance between the auxiliary elastic members 19 in the longitudinal direction and the waist circumferential direction.
- the fixing portions 20 have a point shape and are formed in substantially the entire region 17 of the front and rear torso regions 7 and 9 where the panel 25 is located.
- the first fixing portion 21 is located at the center of the panel 25 in the waist direction and is arranged in the vertical direction.
- the second fixing portion 21 is located on both sides of the first fixing portion 21 and is arranged in the vertical direction. It is formed of a fixing portion 22 and a third fixing portion 23 that is located near both side edges 25 b of the panel 25 and is arranged in the vertical direction.
- the first and second fixing portions 21, 22 are located at the top of the front and rear waist circumferences 7, 9, and the fixing portions 21 a, 22 a are located near both edges 25 a of the panel 25.
- Both the auxiliary elastic member 19 c and the panel 25 It is formed between the edge 25a.
- the fixing portion 23a located at the top of the panel 25 is formed at the intersection of the both ends 25a and both sides 25b of the panel 25. Have been o
- the number of the fixing portions 20 arranged in the vertical direction is not limited to the illustrated one.
- the fixing portion 20 may be a line-shaped member or a band-shaped member extending in the circumferential direction of the body in addition to the point-shaped member.
- the first and second fixing portions 21 and 22 are not necessarily required, and it is sufficient that the outer sheet 5 and the inner sheet 6 are fixed via the third fixing portion 23.
- Panel 25 includes a liquid-permeable front sheet 26 located on the skin contact side, a liquid-impermeable back sheet 27 located on the non-skin contact side, and front and back sheets 26, 2 And a liquid-absorbent core 28 fixed to the inner surfaces of the sheets 26 and 27 interposed therebetween.
- the panel 25 has a substantially rectangular planar shape and extends from the crotch region 8 of the base sheet 2 to the front and rear waist regions 7 and 9. Near the side edges 25 b of the panel 25, substantially liquid-impervious side sheets 29 are attached.
- Panel 25 In the panel 25, the front and back sheets 26, 27 extending outward from the periphery of the core 28 in the circumferential direction are fixed to each other so as to overlap with each other.
- Panel 25 is the inner surface of the inner sheet 6, where almost the entire area located in the front and rear waist areas 7 and 9 of the base sheet 2 extends to the front and rear waist areas 7 and 9 via the back sheet 27. It is fixed to.
- the side sheets 29 are fixed to the sides 25 b of the panel 25 in the vicinity of the side edges 25 b and extend vertically in the vertical direction, and freely extend in the vertical direction in parallel with the fixed edges 29 a. Edges 29 b and near both ends 25 a of panel 25, lying down on the center of panel 25 in the torso direction And fixed both ends 29 c fixed to the end portion.
- a stretchable elastic member 30 extending in the vertical direction is attached to the free edge 29 b in an extended state.
- the core 28 is a mixture of fluff pulp and superabsorbent polymer particles, or a mixture of fluff pulp, superabsorbent polymer particles and thermoplastic synthetic resin fibers. Compressed to thickness. Therefore, the panel 25 has higher rigidity than the inner sheet 6 and the outer sheet 5.
- the core 28 is preferably entirely coated with a liquid-permeable sheet such as a tissue paper or a hydrophilic fiber nonwoven fabric in order to prevent the core 28 from becoming out of shape and the polymer particles falling off.
- a liquid-permeable sheet such as a tissue paper or a hydrophilic fiber nonwoven fabric
- polymer particles starch-based, cellulose-based, and synthetic polymer-based particles can be used.
- the adhesive suppresses the contraction of the central portion 19b of the auxiliary elastic member 19.
- the shrinkage dimension in the circumferential direction of the base sheet where the elastic member 19 is located should be within a range of 1.0 to 1.1 times the non-extended dimension of the auxiliary elastic member 19 itself. Can be.
- the expansion and contraction range of the base sheet 2 where the auxiliary elastic member 19 is located can be made to substantially match the expansion and contraction range of the auxiliary elastic member 19 itself.
- the central portion 19 b of the auxiliary elastic member 19 is not fixed to the inner and outer sheets 5, 6, so the peripheral edge 10 10 Except for the vicinity of the side edge 13 of the waist side portion 11 and the opening edge 12 around the leg, a large number of crepe-like gathers are formed on the inner sheet 6 and the outer sheet 5. Instead, the tactile sensations and aesthetics of these sheets 5 and 6 are improved. Also, at the portion 17 where the panel 25 is located, even if the auxiliary elastic member 19 contracts inward in the waist direction, the contraction force of the auxiliary elastic member 19 is reduced by the rigidity of the panel 25.
- the dimension L1 in the waist direction when the auxiliary elastic member 19 is not extended is 1 to 5 mm longer than that in the waist direction between the side edges 25 of the panel 25. Even if the auxiliary elastic member 19 shrinks in the waist direction, the auxiliary elastic member 19 does not shrink more than the circumferential dimension L 2 of the panel 25, and the auxiliary elasticity is reduced. No wrinkles are formed on the panel 25 due to the contraction force of the member 19.
- the large number of fixing portions 20 located between the auxiliary elastic members 19 prevent the auxiliary elastic members 19 from moving in the vertical direction.
- the article 1 is an auxiliary elastic member 1 9 that crosses near both edges 25 a of the panel 25. Since the fixing portions 21 a, 22 a, and 23 a are formed between c and the both ends 25 a of the panel 25, the auxiliary elastic members 19 c are formed on both ends 25 of the panel 25. It does not come off from a. In addition, since the auxiliary elastic members 19 c support the vicinity of both ends 25 a of the panel 25, the vicinity of both ends 25 a of the panel 25 can protrude toward the outside of the base sheet 2. Absent.
- FIG. 5 and 6 are a partially cutaway perspective view of a disposable wearing article 31 showing another embodiment, and a development plane of the article 31 of FIG. 5 showing a state in which the connection of the waist side 43 is released.
- Figs. 7 and 8 show the cross-sectional view taken along the line III-III in Fig. 6 and the cross-sectional view taken along the line IV-IV in Fig. 6 when the article 31 is slightly curved. is there.
- the direction around the trunk is indicated by arrow X
- the vertical direction is indicated by arrow Y
- the direction around the legs is indicated by arrow Z.
- the article 31 is composed of a liquid-permeable front sheet 32 located on the skin contact side, a liquid-impermeable back sheet 33 located on the non-skin contact side (base sheet), and the sheets. And a liquid absorbing core 34 (liquid absorbing panel) interposed between 32 and 33.
- the article 31 has a front waist region 35 and a rear waist region 37 facing each other, and a crotch region 36 located between the front and rear waist regions 35 and 37.
- the article 31 has a torso edge 4 2 located outside the both edges 34 a of the core 34 and a torso edge 43 located outside the both edges 34 b of the core 34. And a leg opening edge 44 located outside both side edges 34 b of the core 34.
- the side edges 45 of the waist side 43 overlap each other in a palm-shape manner, and the vicinity of the side edges 45 is intermittently arranged in the vertical direction through a number of heat-sealed portions 46. It is fixed.
- the article 1 has a waist opening 38 and a pair of leg openings 39 below it.
- the back sheet 33 includes an inner sheet 41 (first sheet) located on the side of the core 34 and an outer sheet 40 (second sheet) located outside the inner sheet 41. And is formed from The outer sheet 40 and the inner sheet 41 overlap each other at the vicinity of the side edge 45 of the torso end portion 42 and the torso side portion 43 and the leg opening edge portion 44. Sheets 40 and 41 are fixed to each other.
- the core 34 extends from the inseam region 36 to the front and rear waist regions 35 and 37.
- the core 34 is the same as that in FIG. 1 and has higher rigidity than the surface sheet 32, the inner sheet 41, and the outer sheet 40.
- the core 34 is entirely covered with a tissue paper 47, and substantially the entire area of the lower surface thereof is passed through the tissue paper 47 to the front and rear waist circumferences 35, 37 and the inseam area 36. It is fixed to the inner surface of the inner sheet 41 extending.
- the surface sheet 32 has a waist dimension smaller than that of the inner sheet 41 and the outer sheet 40 in the waist direction, and is circumferentially outward from the periphery of the core 34.
- the peripheral edge of the surface sheet 32 extending to the inner sheet 41 is fixed to the inner surface of the inner sheet 41.
- a plurality of waist elastic members 48 extending in the waist direction are attached to the waist end 42 in a contractible manner.
- a plurality of elastic members for leg circumference 49 extending in the circumferential direction of the leg are shrinkably attached to the leg opening edge portion 44.
- the waist elastic member 48 and the leg elastic member 49 are interposed between the inner sheet 41 and the outer sheet 40, and are provided on the inner and outer surfaces of the sheets 40, 41. It is fixed.
- a plurality of auxiliary elastic members 50 extending to the waist direction across the core 34 are shrinkably attached to the front and rear waist regions 35 and 37.
- Auxiliary elastic member 50 consists of inner sheet 4 1 and outer sheet 40, the elastic member 48 for waist circumference and the leg opening 39 are arranged in the longitudinal direction at a given distance from each other.
- Numeral 50 denotes both ends 50 a, which are located near the side edge 45 of the waist side 43 and are fixed to the inner sheet 41 and the outer sheet 40, and 50 a of both ends. It has a central portion 5Ob located between and separated from the outer sheet 40 and the inner sheet 41.
- the size of the auxiliary elastic member 50 in the non-extended direction in the waist direction is substantially the same as the size of the core 34 in the waist direction, or 1 to 5 than the size of the core 34 in the waist direction. mm is preferred.
- the shrinkage dimension (L3) in the circumferential direction of the portion of the back sheet 33 where the auxiliary elastic member 50 is located is the shrinkage dimension of the auxiliary elastic member 50 itself when it is not stretched (L4). ) Of 1.0 to 1.1 times.
- the extension ratio of the auxiliary elastic member 50 when the auxiliary elastic member 50 is attached to the back sheet 33 in an extended state is preferably in the range of 1.5 to 4.0 times. Note that the ratio of the non-stretched size of the auxiliary elastic part to the contraction dimension of the part of the back sheet 33 where the auxiliary elastic member 50 is located is the same as that of the article 1 in Fig. 1. It was calculated.
- Adhesion of the inner sheet 41 to the outer sheet 40, adhesion of the elastic members 48, 49, 50 to the inner and outer sheets 40, 41, surface sheet to the inner sheet 41 A hot melt adhesive (not shown) is used for fixing the core and the core 34.
- the contraction dimension in the circumferential direction of the back sheet 33 where the auxiliary elastic member 50 is located is set at 1 times the non-extended dimension of the auxiliary elastic member 50 itself. It can be set to the range of 0 to 1.1 times.
- the range of expansion and contraction of the portion of the back sheet 33 where the auxiliary elastic member 50 is located can be made to substantially match the range of expansion and contraction of the auxiliary elastic member 50 itself, and The applicable range of the waist circumference can be widened.
- the central portion 50b of the auxiliary elastic member 50 is not fixed to the inner and outer sheets 40 and 41, the side edge 4 of the waist end 4 2 and the waist side 4 3 Except in the vicinity of 5 and the opening edge around the leg 44, a large number of crepe-shaped gathers are not formed on the outer sheet 40 and the inner sheet 41.
- the auxiliary elastic member 50 contracts in the waist direction, the auxiliary elastic member 50 does not contract more than the dimension of the core 34 in the waist direction. In addition, no wrinkles are formed on the core 34 due to the extension stress of the auxiliary elastic member 50.
- the outer sheets 5, 40, the inner sheets 6, 41, and the back sheet 27 are made of a substantially liquid-impervious hydrophobic fiber non-woven fabric, a gas-impervious liquid-pervious thermoplastic plastic.
- a hydrophilic nonwoven fabric, a thermoplastic plastic film having a large number of fine holes, or a hydrophobic fibrous nonwoven fabric can be used.
- Non-woven fabrics include spunlace, 21-dollar punch, melt blown, thermal bond, snow bond, chemical bond, It is possible to use ones manufactured by each of the through- and manufacturing methods.
- Core-sheath composites composed of polyolefin, polyester, and polyamide fibers, polyethylene Z polypropylene, or polyethylene / polyester as non-woven fabric constituent fibers Fibers or side-by-side bicomponent fibers can be used.
- the base sheet on which the auxiliary elastic member is located is located.
- the contraction dimension in the circumferential direction of the part G can be in a range of 1.0 to 1.1 times the dimension of the auxiliary elastic member itself when not extended.
- the range of expansion and contraction of the base sheet where the auxiliary elastic member is located can be made to substantially match the range of expansion and contraction of the auxiliary elastic member itself.
- the range can be widened.
- This article does not have a large number of crepe gears formed on the base sheet except for the periphery of the trunk, the vicinity of the side edge of the periphery of the trunk, and the edge of the opening around the leg. The feel and aesthetics of the base sheet are improved.
- the vertical movement of the auxiliary elastic members in the front and rear trunk circumference area is restricted. It can be prevented.
- the auxiliary elastic member in the non-extended direction in the waist direction is substantially the same as or slightly longer than the width in the waist direction between both side edges of the panel, the auxiliary elastic member moves inward in the waist direction. Even if the auxiliary elastic member shrinks in the opposite direction, the auxiliary elastic member does not shrink more than the size of the panel in the waist direction, and wrinkles are formed on the panel due to the contraction force of the auxiliary elastic member. None.
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- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
Description
Claims
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020057003338A KR100653665B1 (ko) | 2002-08-30 | 2003-08-22 | 팬츠형의 일회용 착용 물품 |
BRPI0313770-8A BR0313770B1 (pt) | 2002-08-30 | 2003-08-22 | artigo descartÁvel de vestir. |
CA2495569A CA2495569C (en) | 2002-08-30 | 2003-08-22 | Pull-on disposable wearing article |
CNB038207087A CN100493480C (zh) | 2002-08-30 | 2003-08-22 | 套穿型一次性穿着用品 |
AU2003257670A AU2003257670B2 (en) | 2002-08-30 | 2003-08-22 | Pull-on disposable wearing article |
EP03791256.5A EP1550424B1 (en) | 2002-08-30 | 2003-08-22 | Underpants type disposable wearing article |
US11/056,284 US20050148990A1 (en) | 2002-08-30 | 2005-02-14 | Pull-on disposable wearing article |
US11/457,356 US8109915B2 (en) | 2002-08-30 | 2006-07-13 | Pull-on disposable wearing article |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002255672A JP4160807B2 (ja) | 2002-08-30 | 2002-08-30 | パンツ型の使い捨て着用物品 |
JP2002-255672 | 2002-08-30 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US11/056,284 Continuation US20050148990A1 (en) | 2002-08-30 | 2005-02-14 | Pull-on disposable wearing article |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004019845A1 true WO2004019845A1 (ja) | 2004-03-11 |
Family
ID=31972907
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2003/010667 WO2004019845A1 (ja) | 2002-08-30 | 2003-08-22 | パンツ型の使い捨て着用物品 |
Country Status (11)
Country | Link |
---|---|
US (1) | US20050148990A1 (ja) |
EP (1) | EP1550424B1 (ja) |
JP (1) | JP4160807B2 (ja) |
KR (1) | KR100653665B1 (ja) |
CN (1) | CN100493480C (ja) |
AU (1) | AU2003257670B2 (ja) |
BR (1) | BR0313770B1 (ja) |
CA (1) | CA2495569C (ja) |
MY (1) | MY136044A (ja) |
TW (1) | TWI221409B (ja) |
WO (1) | WO2004019845A1 (ja) |
Families Citing this family (52)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1917940B1 (en) | 2003-02-12 | 2011-09-07 | The Procter & Gamble Company | Absorbent core for an absorbent article |
DE60323810D1 (de) | 2003-02-12 | 2008-11-13 | Procter & Gamble | Bequem Windel |
US20040243083A1 (en) * | 2003-05-27 | 2004-12-02 | The Procter & Gamble Company | Disposable pull-on garment having graphic patch |
US20100076394A1 (en) * | 2006-11-27 | 2010-03-25 | Kao Corporation | Absorbent article |
JP4986585B2 (ja) * | 2006-11-27 | 2012-07-25 | 花王株式会社 | 吸収性物品 |
WO2008069279A1 (ja) | 2006-12-07 | 2008-06-12 | Uni-Charm Corporation | 吸収性物品 |
US20080275415A1 (en) * | 2007-05-04 | 2008-11-06 | Wheeler Katherine C | Gender-specific, disposable, adult-incontinence articles |
WO2008155722A2 (en) | 2007-06-18 | 2008-12-24 | The Procter & Gamble Company | Disposable absorbent article with sealed absorbent core with substantially continuously distributed absorbent particulate polymer material |
PL2478883T3 (pl) | 2007-06-18 | 2017-01-31 | The Procter And Gamble Company | Jednorazowy wyrób chłonny z zasadniczo rozmieszczonym w sposób ciągły chłonnym rozdrobnionym materiałem polimerowym oraz sposób jego wytwarzania |
WO2009067055A1 (en) * | 2007-11-19 | 2009-05-28 | Sca Hygiene Products Ab | Absorbent article comprising one or several patterns |
RU2449767C2 (ru) * | 2007-11-19 | 2012-05-10 | Ска Хайджин Продактс Аб | Абсорбирующее изделие, содержащее один или несколько рисунков |
BRPI0910858A2 (pt) | 2008-04-29 | 2018-03-27 | Procter & Gamble | processo para produção de um núcleo absorvente com uma cobertura de núcleo resistente à estiramento |
US8568379B2 (en) * | 2008-06-17 | 2013-10-29 | The Procter & Gamble Company | Absorbent article comprising a design field |
EP2329803B1 (en) | 2009-12-02 | 2019-06-19 | The Procter & Gamble Company | Apparatus and method for transferring particulate material |
EP3266432B1 (en) | 2011-06-10 | 2019-04-17 | The Procter & Gamble Company | Absorbent structure for absorbent articles |
PL2532332T5 (pl) | 2011-06-10 | 2018-07-31 | The Procter And Gamble Company | Pieluszka jednorazowego użytku o zredukowanym połączeniu pomiędzy wkładem chłonnym a warstwą spodnią |
JP2014515983A (ja) | 2011-06-10 | 2014-07-07 | ザ プロクター アンド ギャンブル カンパニー | 使い捨ておむつ |
US9468566B2 (en) | 2011-06-10 | 2016-10-18 | The Procter & Gamble Company | Absorbent structure for absorbent articles |
ES2459724T3 (es) | 2011-06-10 | 2014-05-12 | The Procter & Gamble Company | Método y aparato para hacer estructuras absorbentes con material absorbente |
EP2532329B1 (en) | 2011-06-10 | 2018-09-19 | The Procter and Gamble Company | Method and apparatus for making absorbent structures with absorbent material |
CN103596535B (zh) | 2011-06-10 | 2015-11-25 | 宝洁公司 | 用于一次性吸收制品的吸收芯 |
JP2015516270A (ja) * | 2012-05-15 | 2015-06-11 | ザ プロクター アンド ギャンブルカンパニー | テクスチャー化区域を有する吸収性物品 |
MX348890B (es) | 2012-11-13 | 2017-07-03 | Procter & Gamble | Artículos absorbentes con canales y señales. |
US9216116B2 (en) | 2012-12-10 | 2015-12-22 | The Procter & Gamble Company | Absorbent articles with channels |
US10639215B2 (en) | 2012-12-10 | 2020-05-05 | The Procter & Gamble Company | Absorbent articles with channels and/or pockets |
EP2740450A1 (en) | 2012-12-10 | 2014-06-11 | The Procter & Gamble Company | Absorbent core with high superabsorbent material content |
PL2740452T3 (pl) | 2012-12-10 | 2022-01-31 | The Procter & Gamble Company | Wyrób chłonny o wysokiej zawartości materiału chłonnego |
US8979815B2 (en) | 2012-12-10 | 2015-03-17 | The Procter & Gamble Company | Absorbent articles with channels |
EP2740449B1 (en) | 2012-12-10 | 2019-01-23 | The Procter & Gamble Company | Absorbent article with high absorbent material content |
US9216118B2 (en) | 2012-12-10 | 2015-12-22 | The Procter & Gamble Company | Absorbent articles with channels and/or pockets |
ES2655690T3 (es) | 2013-06-14 | 2018-02-21 | The Procter & Gamble Company | Artículo absorbente y canales de formación de núcleo absorbente cuando están húmedos |
JP6334705B2 (ja) | 2013-08-27 | 2018-05-30 | ザ プロクター アンド ギャンブル カンパニー | チャネルを有する吸収性物品 |
US9987176B2 (en) | 2013-08-27 | 2018-06-05 | The Procter & Gamble Company | Absorbent articles with channels |
US11207220B2 (en) | 2013-09-16 | 2021-12-28 | The Procter & Gamble Company | Absorbent articles with channels and signals |
US10292875B2 (en) | 2013-09-16 | 2019-05-21 | The Procter & Gamble Company | Absorbent articles with channels and signals |
EP3351225B1 (en) | 2013-09-19 | 2021-12-29 | The Procter & Gamble Company | Absorbent cores having material free areas |
US9789009B2 (en) | 2013-12-19 | 2017-10-17 | The Procter & Gamble Company | Absorbent articles having channel-forming areas and wetness indicator |
EP2905001B1 (en) | 2014-02-11 | 2017-01-04 | The Procter and Gamble Company | Method and apparatus for making an absorbent structure comprising channels |
ES2643577T3 (es) | 2014-05-27 | 2017-11-23 | The Procter & Gamble Company | Núcleo absorbente con diseño de material absorbente |
EP2949300B1 (en) | 2014-05-27 | 2017-08-02 | The Procter and Gamble Company | Absorbent core with absorbent material pattern |
WO2016149252A1 (en) | 2015-03-16 | 2016-09-22 | The Procter & Gamble Company | Absorbent articles with improved strength |
US10322040B2 (en) | 2015-03-16 | 2019-06-18 | The Procter & Gamble Company | Absorbent articles with improved cores |
JP6407090B2 (ja) * | 2015-04-08 | 2018-10-17 | ユニ・チャーム株式会社 | 使い捨ての体液吸収性着用物品 |
US10736795B2 (en) | 2015-05-12 | 2020-08-11 | The Procter & Gamble Company | Absorbent article with improved core-to-backsheet adhesive |
US10617573B2 (en) * | 2015-05-19 | 2020-04-14 | Zuiko Corporation | Stretchable laminate sheet and disposable worn article |
US10543129B2 (en) | 2015-05-29 | 2020-01-28 | The Procter & Gamble Company | Absorbent articles having channels and wetness indicator |
EP3167859B1 (en) | 2015-11-16 | 2020-05-06 | The Procter and Gamble Company | Absorbent cores having material free areas |
EP3238678B1 (en) | 2016-04-29 | 2019-02-27 | The Procter and Gamble Company | Absorbent core with transversal folding lines |
EP3238676B1 (en) | 2016-04-29 | 2019-01-02 | The Procter and Gamble Company | Absorbent core with profiled distribution of absorbent material |
US20170319397A1 (en) * | 2016-05-06 | 2017-11-09 | The Procter & Gamble Company | Absorbent Articles Comprising Elastics In The Crotch Region |
JP6811278B2 (ja) * | 2019-03-20 | 2021-01-13 | ユニ・チャーム株式会社 | 吸収性物品 |
JP6878671B1 (ja) * | 2020-12-14 | 2021-06-02 | ユニ・チャーム株式会社 | 吸収性物品 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0999006A (ja) * | 1995-10-04 | 1997-04-15 | Kao Corp | 使い捨てパンツ型おむつ |
JPH11299829A (ja) * | 1998-04-20 | 1999-11-02 | Uni Charm Corp | 使い捨ておむつ |
JP2000107225A (ja) * | 1998-10-02 | 2000-04-18 | Uni Charm Corp | パンツ型の使い捨ておむつ |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5171239A (en) * | 1989-08-10 | 1992-12-15 | Uni-Charm Corporation | Disposable garments |
MY109047A (en) * | 1990-10-31 | 1996-11-30 | Kao Corp | Disposable diaper |
CA2145662C (en) * | 1992-09-28 | 1999-10-19 | Sandra Hintz Clear | Absorbent article with dynamic elastic feature comprising elasticized hip panels |
US5745922A (en) * | 1995-01-31 | 1998-05-05 | Kimberly Clark Corporation | Disposable garment and related manufacturing equipment and methods |
US5846232A (en) * | 1995-12-20 | 1998-12-08 | Kimberly-Clark Worldwide, Inc. | Absorbent article containing extensible zones |
US6297424B1 (en) * | 1999-06-15 | 2001-10-02 | Kimberly-Clark Worldwide, Inc. | Absorbent articles having wetness indicating graphics providing an interactive training aid |
JP2002065734A (ja) * | 2000-09-04 | 2002-03-05 | Kao Corp | パンツ型使い捨ておむつ |
JP2002119538A (ja) * | 2000-10-13 | 2002-04-23 | Uni Charm Corp | パンツ型の使い捨て着用物品 |
JP3810999B2 (ja) * | 2000-11-24 | 2006-08-16 | ユニ・チャーム株式会社 | 使い捨て着用物品 |
JP3820100B2 (ja) * | 2000-11-24 | 2006-09-13 | ユニ・チャーム株式会社 | 使い捨て着用物品 |
-
2002
- 2002-08-30 JP JP2002255672A patent/JP4160807B2/ja not_active Expired - Lifetime
-
2003
- 2003-08-22 BR BRPI0313770-8A patent/BR0313770B1/pt active IP Right Grant
- 2003-08-22 KR KR1020057003338A patent/KR100653665B1/ko active IP Right Grant
- 2003-08-22 WO PCT/JP2003/010667 patent/WO2004019845A1/ja active Application Filing
- 2003-08-22 CN CNB038207087A patent/CN100493480C/zh not_active Expired - Fee Related
- 2003-08-22 CA CA2495569A patent/CA2495569C/en not_active Expired - Fee Related
- 2003-08-22 AU AU2003257670A patent/AU2003257670B2/en not_active Ceased
- 2003-08-22 EP EP03791256.5A patent/EP1550424B1/en not_active Expired - Lifetime
- 2003-08-27 TW TW092123632A patent/TWI221409B/zh active
- 2003-08-28 MY MYPI20033255A patent/MY136044A/en unknown
-
2005
- 2005-02-14 US US11/056,284 patent/US20050148990A1/en not_active Abandoned
Patent Citations (3)
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JPH0999006A (ja) * | 1995-10-04 | 1997-04-15 | Kao Corp | 使い捨てパンツ型おむつ |
JPH11299829A (ja) * | 1998-04-20 | 1999-11-02 | Uni Charm Corp | 使い捨ておむつ |
JP2000107225A (ja) * | 1998-10-02 | 2000-04-18 | Uni Charm Corp | パンツ型の使い捨ておむつ |
Non-Patent Citations (1)
Title |
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See also references of EP1550424A4 * |
Also Published As
Publication number | Publication date |
---|---|
KR20050059152A (ko) | 2005-06-17 |
US20050148990A1 (en) | 2005-07-07 |
JP4160807B2 (ja) | 2008-10-08 |
TWI221409B (en) | 2004-10-01 |
AU2003257670A1 (en) | 2004-03-19 |
EP1550424A4 (en) | 2010-12-15 |
CN1678268A (zh) | 2005-10-05 |
EP1550424B1 (en) | 2014-06-11 |
MY136044A (en) | 2008-08-29 |
CN100493480C (zh) | 2009-06-03 |
AU2003257670B2 (en) | 2008-11-20 |
CA2495569A1 (en) | 2004-03-11 |
EP1550424A1 (en) | 2005-07-06 |
CA2495569C (en) | 2010-01-26 |
JP2004089479A (ja) | 2004-03-25 |
KR100653665B1 (ko) | 2006-12-05 |
TW200405806A (en) | 2004-04-16 |
BR0313770A (pt) | 2005-06-21 |
BR0313770B1 (pt) | 2013-03-19 |
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