CN105636563A - Absorbent article - Google Patents

Absorbent article Download PDF

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Publication number
CN105636563A
CN105636563A CN201480054453.0A CN201480054453A CN105636563A CN 105636563 A CN105636563 A CN 105636563A CN 201480054453 A CN201480054453 A CN 201480054453A CN 105636563 A CN105636563 A CN 105636563A
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CN
China
Prior art keywords
dlz
parts
absorbent
elastomeric element
veutro
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201480054453.0A
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Chinese (zh)
Other versions
CN105636563B (en
Inventor
斋藤京太
S·佩查德基特雅瓦特
N·布恩罗德
J·昌查隆恩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Unicharm Corp
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Unicharm Corp
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Publication date
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Publication of CN105636563A publication Critical patent/CN105636563A/en
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Publication of CN105636563B publication Critical patent/CN105636563B/en
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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45Absorbent 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
    • A61F13/49Absorbent articles specially adapted to be worn around the waist, e.g. diapers
    • A61F13/49058Absorbent articles specially adapted to be worn around the waist, e.g. diapers characterised by the modular concept of constructing the diaper
    • A61F13/4906Absorbent articles specially adapted to be worn around the waist, e.g. diapers characterised by the modular concept of constructing the diaper the diaper having an outer chassis forming the diaper and an independent absorbent structure attached to the chassis
    • A61F13/49061Absorbent articles specially adapted to be worn around the waist, e.g. diapers characterised by the modular concept of constructing the diaper the diaper having an outer chassis forming the diaper and an independent absorbent structure attached to the chassis the diaper having one or two waist members forming the diaper waist region and an independent absorbent structure attached to the one or two waist members forming the crotch region
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/15Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45Absorbent 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
    • A61F13/49Absorbent articles specially adapted to be worn around the waist, e.g. diapers
    • A61F13/49007Form-fitting, self-adjusting disposable diapers
    • A61F13/49009Form-fitting, self-adjusting disposable diapers with elastic means
    • A61F13/49011Form-fitting, self-adjusting disposable diapers with elastic means the elastic means is located at the waist region
    • A61F13/49012Form-fitting, self-adjusting disposable diapers with elastic means the elastic means is located at the waist region the elastic means being elastic panels

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

Abstract

This absorbent article includes: an absorbent body (10); an abdomen-side band member (30a) that is fixed at the widthwise center thereof to one end of the absorbent body in the lengthwise direction while covering said one end from the non-skin side of the absorbent body; and a back-side band member (30b) that is provided along the widthwise direction as a separate member from the abdomen-side band member, and is fixed at the widthwise center thereof to the other end of the absorbent body in the lengthwise direction while covering said other end from the non-skin side of the absorbent body. Elastic members (35) that are expandable along the widthwise direction are respectively provided to the abdomen-side band member and the back-side band member. The absorbent article is formed in a cylindrical manner by joining abdomen-side-band-member side edge sections (30ae) and back-side-band-member side edge sections (30be). The absorbent body includes an absorbent core (11), and a liquid-impermeable leakage prevention sheet (15a) that covers the absorbent core from the non-skin side of the absorbent core. The absorbent core includes a narrow section (11c) between an abdomen-side end section and a back-side end section, with the width of the narrow section in the widthwise direction being narrower than that of the abdomen-side end section and the back-side end section. The positions of the back-side-band-member side edge sections and the narrow section at least partially overlap in the lengthwise direction.

Description

Absorbent commodity
Technical field
The present invention relates to absorbent commodity.
Background technology
As the absorbent commodity of absorbing and excreting thing, it is known to the disposable urine napkin of three-chip type. In the disposable urine napkin of three-chip type, be typically configured to and have: be close between the thigh of wearer and absorbing and excreting thing absorbent main body, cover the veutro tape member of the veutro part of wearer and cover the DLZ parts of posterior components of wearer. In the disposable urine napkin of such three-chip type, disclose the invention about following diaper: this diaper makes the long side direction pars intermedia of absorbent main body narrow, make the shape of this absorbent main body become general hourglass shape (such as patent documentation 1).
At first technical literature
Patent documentation
Patent documentation 1: Japanese Unexamined Patent Publication 2008-253285 publication
Summary of the invention
The problem that invention to solve
But, for the disposable urine napkin of the absorbent main body possessing the such general hourglass shape of patent documentation 1, seesawing of the lower limb of wearer is hindered and is become difficulty. It addition, by the configuration adjusting narrowed portion, make the power that lower limb is applied to absorbent main body when seesawing diminish, it is possible to suppress fit to be deteriorated.
But, owing to absorbent main body has narrowed portion, so sometimes easily producing gap between this narrowed portion and lower limb of wearer. If generating such gap, then there is the probability that Excreta spills from this gap. Especially, when wearer is infant, mostly wear diaper with sleeping posture, further, since under sleeping posture lower limb mostly can be forward bend, so exist in generation gap, buttocks side, the problem that Excreta easily leaks.
The present invention makes in view of the above problems, it is intended that possess the pars intermedia of long side direction have narrowed portion absorbent main body three-chip type diaper in, it is suppressed that produce the situation in gap between lower limb and the absorbent main body of wearer.
For solving the means of problem
In order to reach above-mentioned purpose, main invention is:
A kind of absorbent commodity, have longitudinally and with described crossed longitudinally transverse direction, described absorbent commodity is characterised by possessing: absorbent main body, and described absorbent main body is along described longitudinally disposed, and absorbing and excreting thing; Veutro tape member, described veutro tape member is along described horizontally set, cover the one end the described longitudinal direction of described absorbent main body from the non-skin side of described absorbent main body, and the described central part transversely of described veutro tape member is fixed on described one end; and DLZ parts, described DLZ parts as the parts different from described veutro tape member along described horizontally set, the other end the described longitudinal direction of described absorbent main body is covered from the non-skin side of described absorbent main body, and the described central part transversely of described DLZ parts is fixed on described the other end, described veutro tape member and described DLZ parts are each configured with the elastomeric element along described transversal stretching, described veutro tape member has veutro tape member side edge part at described both lateral sides edge, described DLZ parts have DLZ component side edge at described both lateral sides edge, by making described veutro tape member side edge part and described DLZ component side edge engage, described absorbent commodity is shaped to tubular, described absorbent main body has absorbent core liquid absorptive material stacking formed, and the leakage prevention sheet of the opaque liquid of described absorbent core is covered from the non-skin side of described absorbent core, described absorbent core have between veutro end and back end described in veutro end described in width ratio transversely and the narrow narrowed portion of described back end, the at least some of of described DLZ component side edge repeats with described narrowed portion position in described longitudinal direction.
The further feature of the present invention is illustrated by the record of the specification and drawings.
The effect of invention
According to the present invention, possess the pars intermedia of long side direction have narrowed portion absorbent main body three-chip type diaper in, it is possible to suppress to produce the situation in gap between the lower limb and absorbent main body of wearer.
Accompanying drawing explanation
Fig. 1 is the approximate three-dimensional map of the disposable urine napkin (diaper 1) of the three-chip type of present embodiment.
Fig. 2 is the approximate vertical view of the described diaper 1 observing deployed condition from skin side.
Fig. 3 is the approximate vertical view observing described diaper 1 from non-skin side.
In Fig. 4, Fig. 4 A is the A-A sectional view in Fig. 2 and C-C sectional view, and Fig. 4 B is the B-B sectional view in Fig. 2.
Fig. 5 is the narrowed portion figure with the position relationship of DLZ parts 30b of the absorbent core 11 that present embodiment is described.
Fig. 6 is the narrowed portion figure with the position relationship of DLZ parts 30b of the absorbent core 11 that comparative example is described.
Fig. 7 is the approximate vertical view of example illustrating to there is elastomeric element 35 at middle body ADcc.
Detailed description of the invention
Record according to the specification and drawings, at least specify that following item.
A kind of absorbent commodity, have longitudinally and with described crossed longitudinally transverse direction, described absorbent commodity is characterised by possessing: absorbent main body, and described absorbent main body is along described longitudinally disposed, and absorbing and excreting thing; Veutro tape member, described veutro tape member is along described horizontally set, cover the one end the described longitudinal direction of described absorbent main body from the non-skin side of described absorbent main body, and the described central part transversely of described veutro tape member is fixed on described one end; and DLZ parts, described DLZ parts as the parts different from described veutro tape member along described horizontally set, the other end the described longitudinal direction of described absorbent main body is covered from the non-skin side of described absorbent main body, and the described central part transversely of described DLZ parts is fixed on described the other end, described veutro tape member and described DLZ parts are each configured with the elastomeric element along described transversal stretching, described veutro tape member has veutro tape member side edge part at described both lateral sides edge, described DLZ parts have DLZ component side edge at described both lateral sides edge, by making described veutro tape member side edge part and described DLZ component side edge engage, described absorbent commodity is shaped to tubular, described absorbent main body has absorbent core liquid absorptive material stacking formed, and the leakage prevention sheet of the opaque liquid of described absorbent core is covered from the non-skin side of described absorbent core, described absorbent core have between veutro end and back end described in veutro end described in width ratio transversely and the narrow narrowed portion of described back end, the at least some of of described DLZ component side edge repeats with described narrowed portion position in described longitudinal direction.
According to such absorbent commodity, it is possible to realize producing between lower limb and the absorbent main body of suppression wearer the situation in gap.
Absorbent commodity as above, preferably, be configured in described longitudinal direction and the described elastomeric element of position that described narrowed portion repeats from one end transversely described in described veutro tape member to the other end or from one end transversely described in described DLZ parts to the other end or both has discrete part.
According to such absorbent commodity, it is suppressed along the contractility of the transversely acting of absorbent core with portion's elastomer, therefore, it is possible to prevent the generation of the fold of this absorbent core.
Absorbent commodity as above, it is preferable that be configured in described longitudinal direction and the described elastomeric element of position that described narrowed portion repeats at least has discrete part from one end transversely described in described veutro tape member to the other end.
According to such absorbent commodity, by making the region of the dorsal part at absorbent core not act on horizontal contractility, thus at least not producing fold at this region absorbent core, it is possible to back will not pain when wearing diaper with sleeping posture to make infant.
Absorbent commodity as above, preferably, described DLZ component side edge has and the described absorbent core region that position is repeated in described longitudinal direction, and the length in the described longitudinal direction in the region of described repetition is more than half of the length in the described longitudinal direction of described DLZ component side edge.
According to such absorbent commodity, veutro easily acts on dorsal part (buttocks side) region of absorbent core fully with the contractility that elastomeric element and DLZ elastomeric element produce, it is possible to make absorbent core not easily misplace when wearing diaper.
Absorbent commodity as above, preferably, it is arranged in along described longitudinal direction that to enclose the length in the described longitudinal direction in the region that the part being in elongation state in elastomeric element and the described elastomeric element being configured at described DLZ parts intersect than described absorbent core by the lower limb of position of described lateral outer side be more than half of length in the described longitudinal direction of described DLZ component side edge.
According to such absorbent commodity, the elastomeric element being arranged at portion the horizontal drag force produced greatly acts on lower limb and encloses the effective length scope of elastomeric element, therefore, it is possible to improve the fit of diaper further.
Absorbent commodity as above, preferably, non-skin side surface at described DLZ parts is provided with adhesive tape parts, described adhesive tape parts are in the state that described absorbent commodity is remained time discarded volume circle by described absorbent commodity, and described adhesive tape parts and described absorbent core are configured in described longitudinal direction at least some of position repeated.
According to such absorbent commodity, between skin (buttocks) and the post processing adhesive tape of wearer, the absorbent core in a thickness direction with thickness plays a role as cushion pad, thus the sense of touch of post processing adhesive tape not easily passes to the skin (buttocks) of wearer, it is suppressed that wearer produces the situation of sense of discomfort.
Absorbent commodity as above, it is preferable that the length in the described longitudinal direction of veutro tape member described in the length ratio in the described longitudinal direction of described DLZ parts is long.
According to such absorbent commodity, DLZ parts are bigger than veutro tape member area, it is possible to wide scope ground covers the buttocks of wearer.
Absorbent commodity as above, it is preferable that the upper side end in the described longitudinal direction of described DLZ parts is parallel with the downside end in the described longitudinal direction of described DLZ parts.
According to such absorbent commodity, compared with the situation that leg-openings tilts, when wearing diaper, DLZ parts are not easily curling, it is easy to exposing of the buttocks of suppression wearer.
Absorbent commodity as above, preferably, described absorbent main body has the surface patch parts of the lamellar covering described absorbent core from skin side, utilizing described surface patch parts to form, in horizontal each end of these surface patch parts, the leakage preventing wall portion erected respectively, erecting of the described leakage preventing wall portion of the position molding at described veutro end and described back end erecting absorbent core described in aspect ratio in the described leakage preventing wall portion of the position molding in described narrowed portion of described absorbent core is highly high.
According to such absorbent commodity, in the narrowed portion of the absorbent core easily producing gap, leakage preventing wall portion (three-dimensional fold LSG) molding obtains high, it is thus possible to make Excreta not easily leak.
Embodiment
The structure > of < disposable urine napkin
Fig. 1 is the approximate three-dimensional map of the disposable urine napkin (diaper 1) of the three-chip type of an example of the absorbent commodity as present embodiment. Fig. 2 is the approximate vertical view of the diaper 1 observing deployed condition from skin side. Fig. 3 is the approximate vertical view observing described diaper 1 from non-skin side. It addition, Fig. 4 A is the A-A sectional view in Fig. 2 and C-C sectional view, Fig. 4 B is the B-B sectional view in Fig. 2.
As shown in Fig. 2, Fig. 4 A and Fig. 4 B, this diaper 1 has orthogonal three direction, namely longitudinally, and laterally and thickness direction. It addition, this diaper 1 is so-called three-chip type, so having 3 parts 10,30a, 30b. Namely, in this diaper 1, there is between the thigh being close to wearer portion and absorb the excremental absorbent main body 10 such as urine as first component, there is the veutro tape member 30a of the veutro part covering identical wearer as second component, there is the DLZ parts 30b of the posterior components covering identical wearer as the 3rd parts. And, under the deployed condition of Fig. 2, the state that compartment of terrain is arranged in parallel is vacated each other in the vertical with veutro tape member 30a and DLZ parts 30b, have absorbent main body 10 between which, and, each end 10ea, 10eb of the long side direction of this absorbent main body 10 engage respectively and are fixed on hithermost tape member 30a, 30b, and its face shaping becomes generally H shape during vertical view. Further, from this state, absorbent main body 10 is converted into two foldings with the substantially central portion C10 of its long side direction for folding position. When this is converted into two foldings, veutro tape member 30a relative to each other and DLZ parts 30b is by engaging as the veutro tape member side edge part 30ae and DLZ component side edge 30be of the part that should abut with the flank of wearer (namely horizontal each end) and link, so, these tape members 30a, 30b is shaped to ring-type. Thus, the diaper 1 of the state that wears being formed with waistline opening 1HB and a pair leg-openings 1HL shown in Fig. 1 is become.
Additionally, as by above-mentioned veutro tape member side edge part 30ae and the DLZ component side edge 30be link linked structure, it is possible to adopt various link to construct. Further, if the link structure using such as welding etc. to take apart, then the diaper of Briefs type can be formed as, on the other hand, if using the dismounting such as restraint zone parts (not shown) link structure freely, then opening diaper can be formed as. Conveniently, using the former link to construct in this example, thus, the diaper 1 of present embodiment is formed as Briefs type.
In the following description, by diaper 1 longitudinally, laterally, thickness direction is referred to as " longitudinal direction ", " transverse direction ", " thickness direction ". Additionally, about thickness direction, the side contacted with wearer is called " skin side ", the side that it is contrary is become " non-skin side ".
Hereinafter, three structure members 10,30a, 30b of diaper 1 are described referring to figs. 1 through Fig. 4 B.
As shown in Fig. 2 and Fig. 4 B, absorbent main body 10 possesses absorbent core 11, covers the surface patch parts 13 of absorbent core 11 from the skin side of this absorbent core 11 and cover absorbent core 11 from the non-skin side of this absorbent core 11 and form the exterior back sheet parts 15 of absorbent main body 10.
Absorbent core 11 is the parts being laminated by liquid absorptive material, it is possible to absorb the Excretas such as urine. As liquid absorptive material, for instance the liquidabsorbing fibres such as paper pulp fiber can be used. Additionally, absorbent core 11 can also contain liquid-absorbent shot-like particle, for instance superabsorbent polymer, or the liquid absorptive material beyond liquidabsorbing fibres and liquid-absorbent shot-like particle can also be contained. It addition, absorbent core 11 can also be covered by the liquid-permeable sheet such as thin paper (not shown).
The absorbent core 11 of present embodiment has end regions and the back end 11b of the end regions of the longitudinally upside of Fig. 2 and the longitudinally downside of veutro end 11a and Fig. 2. Further, there is the narrow narrowed portion 11c of horizontal width ratio veutro end 11a and back end 11b between veutro end 11a and back end 11b. Thus, general hourglass shape when absorbent core 11 is configured to vertical view as shown in Figure 2. By arranging narrowed portion 11c at absorbent core 11, so that diaper 1 is little with the interference of the lower limb of wearer and absorbent core 11, it is possible to make wearer easily move leg when wearing diaper 1.
Surface patch parts 13 are the parts of the lamellar covering absorbent core 11 from skin side, for instance be the non-woven fabrics (with reference to Fig. 4 B) of the liquid permeability that planar dimension is bigger than absorbent core 11. Additionally, back sheet parts 15 are the parts of the lamellar covering absorbent core 11 from non-skin side, it is the sheet that planar dimension is bigger than absorbent core 11, as one example, enumerates the sheets of two layers of structure by outer load 15b laminatings such as the leakage prevention sheet 15a of the opaque liquid such as polyethylene or polypropylene and non-woven fabrics. And, under the state clipping absorbent core 11 overleaf between chip part 15 and surface patch parts 13, in the part stretched out laterally from four limits of absorbent core 11, the leakage prevention sheet 15a of back sheet parts 15 fits with frame shape with surface patch parts 13, thus, absorbent main body 10 substantially forms.
It addition, in diaper 1, as shown in Figure 1, Figure 2 with shown in Fig. 4 B, form so-called three-dimensional fold LSG by outer load 15b and lower limb enclose fold LG. Three-dimensional fold LSG is the leakage preventing wall portion arranged with erecting respectively in horizontal each end of surface patch parts 13, and on the other hand, lower limb encloses that fold LG is formed at each leg-openings 1HL of diaper 1, the lower limb of 1HL encloses pars contractilis. Describing such outer load 15b in detail, first, as shown in Figure 4 B, the size of the transverse direction of outer load 15b is more sufficiently large than leakage prevention sheet 15a, i.e. outer load 15b transversely significantly stretches out from the horizontal both sides of leakage prevention sheet 15a. And, this part 15bf stretched out is to form the position of the horizontal end 10es of absorbent main body 10 as position of turning back, turn back to horizontal center side, near this turns back position, the lower limbs such as rubber ring enclose elastomeric element 17 and lower limb encloses auxiliary elastic components 19 and longitudinally fixes with elongated laterally state, thus, form above-mentioned lower limb and enclose fold LG. Additionally, lower limb to enclose auxiliary elastic components 19 not necessarily necessary, it is also possible to only enclose elastomeric element 17 with lower limb and form lower limb and enclose fold LG. It addition, the part 15bg turned back extends to horizontal center side further, in position and this engaged at end of the horizontal end of covering surfaces chip part 13. Further, should play a role with the base end part LSGb partly as three-dimensional fold LSG of engaged at end, i.e. can erecting from surface patch parts 13 partly as free end portion LSGf of horizontal front more past than this base end part LSGb. It addition, in the leading section of free end portion LSGf, the LSG elastomeric element 18 such as rubber ring is longitudinally fixed with elongated laterally state. Thus, by longitudinal contraction of LSG elastomeric element 18, absorbent main body 10 longitudinally bends in the way of surface patch parts 13 side becomes inner circumferential side, when this bending, due to the contractility applied from this LSG elastomeric element 18, free end portion LSGf is longitudinally-contracted and erects from surface patch parts 13, and thus, this free end portion LSGf plays a role as three-dimensional fold LSG.
Additionally, in the present embodiment, absorbent core 11 becomes the general hourglass shape with narrowed portion, therefore, three-dimensional fold LSG to erect height different according to the width of the horizontal width of this narrowed portion. Specifically, the width of the transverse direction of absorbent core 11 is more wide, and the part 15bf that above-mentioned court crosses out is more short, and erecting of three-dimensional fold LSG is highly more low. On the contrary, the width of the transverse direction of absorbent core 11 is more narrow, more high towards the part 15bf crossed out, and erecting of three-dimensional fold LSG is highly more high. Therefore, compared with the veutro end 11a wide with the width of the transverse direction of absorbent core 11 or back end 11b, erecting of the three-dimensional fold LSG of the narrowed portion 11c of the horizontal narrow width of absorbent core 11 is highly higher. Thus, obtain high in the narrowed portion solid fold LSG molding easily forming gap, it is possible to make Excreta not easily leak.
Additionally, although not shown, but can according to circumstances between surface patch parts 13 and absorbent core 11 or get involved liquid-permeable sheet such as installing thin paper overleaf between chip part 15 and absorbent core 11, as second.
As in figure 2 it is shown, veutro tape member 30a and DLZ parts 30b is the chip part of rectangular shape that be material with the sheet that such as non-woven fabrics etc. is soft, when overlooking. Here, as shown in Figure 4 A and 4 B shown in FIG., by non-woven fabrics 31,32 two pieces is engaged overlappingly, thus forming veutro tape member 30a and DLZ parts 30b. And, veutro tape member 30a and DLZ parts 30b covers longitudinal each end 10ea, 10eb of absorbent main body 10 respectively at horizontal central part 30ac, 30bc from the non-skin side of absorbent main body 10, and, at this each end 10ea, 10eb, central part 30ac, 30bc of tape member 30a, 30b overlap and engage. Additionally, two blocks of non-woven fabrics 31,32 can also be size differing from each other.
It addition, in the diaper 1 of present embodiment, the longitudinal length (short side direction length) of the DLZ parts 30b longitudinal length (short side direction length) than veutro tape member 30a is long. On the other hand, the lateral length of veutro tape member 30a is roughly the same with the lateral length of DLZ parts 30b. That is, the area of the area ratio veutro tape member 30a of DLZ parts 30b is big, it is possible to wide scope ground covers the buttocks of wearer. Additionally, the shape of DLZ parts 30b is generally rectangular, longitudinal upper side end is parallel with downside end. Therefore, the edge of opening of waistline opening 1HB is also parallel with the edge of opening of the leg-openings 1HL of DLZ parts 30b. Thus, compared with the situation that leg-openings tilts, when wearing diaper 1, DLZ parts are not easily curling, it is easy to suppress buttocks to expose.
The coincidence of the central part 30bc of the central part 30ac and DLZ parts 30b of absorbent main body 10 ventralward tape member 30a carries out as follows: makes absorbent main body 10 not overlap with longitudinal end 30be2 of the end 30ae2 and DLZ parts 30b of the longitudinal direction of veutro tape member 30a, and makes absorbent main body 10 overlap (reference Fig. 2) than these ends 30ae2,30be2 by longitudinal the part 30ac2 of center side, 30bc2. Thus, longitudinal end 30ae2,30be2 of veutro tape member 30a and DLZ parts 30b is configured to banding at completely not overlapping with absorbent main body 10 part 30ae2, the 30be2 of horizontal length-over. In addition, this nonoverlapping part 30ae2,30be2 become the part of waistline opening 1HB (Fig. 1) constituting diaper 1, thus, elastomeric element 35 described later is continuously disposed in this part 30ae2,30be2 substantially endlong throughout this part 30ae2, the horizontal of 30be2.
As shown in Fig. 2, Fig. 4 A and Fig. 4 B, tape member 30a, 30b two blocks of non-woven fabrics 31,32 each other, many elastomeric elements such as rubber ring 35,35 ... transversely get involved and intert, and engage with laterally elongated state and be fixed on this non-woven fabrics 31,32, thus, veutro tape member 30a and DLZ parts 30b is endowed horizontal retractility respectively. It addition, such many elastomeric elements 35,35 ... longitudinally arrange at spaced intervals in the vertical and arrange. In this manual, the elastomeric element 35 being arranged at veutro tape member 30a is called veutro band elastomeric element 35a, the elastomeric element 35 being arranged at DLZ parts 30b is called DLZ elastomeric element 35b. Elastomeric element 35 is except thickness and the detailed specification such as radical, longitudinal allocation position, and its basic structure is substantially mutually the same. Therefore, following description is arranged at the veutro band elastomeric element 35a of veutro tape member 30a, and sometimes omits the explanation about the DLZ elastomeric element 35b being arranged at DLZ parts 30b. It addition, this is also same for whole structure of DLZ parts 30b.
Additionally, below for convenient explanation, as shown in Figure 3, veutro tape member 30a and DLZ parts 30b is longitudinally divided into two regions AU, AD respectively, further, by longitudinally arrange two each regions AU, AD along with being called " upper area AU " and " lower area AD " towards center side from longitudinal side. Additionally, with reference to this Fig. 3 it can be seen that region AU, AD are all formed as the region of banding transversely.
Upper area AU is the part of the waistline opening 1HB constituting diaper 1, it addition, this region AU is the region not overlapped with absorbent main body 10 (absorbent core 11) completely in horizontal length-over. Further, in such upper area AU, veutro, and is fixed with laterally elongated state throughout horizontal one end substantially the configuring continuously endlong to the other end from this region AU with elastomeric element 35a (DLZ elastomeric element 35b). Thus, due to this veutro band elastomeric element 35a, at upper area AU, throughout the horizontal retractility giving transverse direction substantially endlong, this retractility becomes the retractility of the waistline opening 1HB of diaper 1.
At the horizontal central part ADc of the lower area AD part 10p overlapping and being fixed with in absorbent main body 10 existing for absorbent core 11. Additionally, each several part ADe, ADe of the both sides being positioned at above-mentioned central part ADc in this lower area AD, absorbent main body 10 is misaligned.
It addition, in this each several part ADe, ADe, elastomeric element 35 is respectively throughout one end substantially the configuring continuously endlong to the other end from the transverse direction of this part ADe, and fixes with laterally elongated state. Thus, in this each several part ADe, ADe, throughout the horizontal retractility giving transverse direction substantially endlong.
On the other hand, at above-mentioned central part ADc, elastomeric element 35 is discontinuous configuration transversely. In detail, in this example, the end of above-mentioned elastomeric element 35 it is configured with at horizontal both ends ADce, ADce of above-mentioned central part ADc, and it is absent from elastomeric element 35 at the horizontal middle body ADcc of above-mentioned central part ADc, therefore, in above-mentioned central part ADc, elastomeric element 35 is discontinuous configuration transversely. Further, when being absent from elastomeric element 35 at the middle body ADcc of central part ADc like this, giving retractility hardly at this middle body ADcc, therefore, the horizontal contraction of this middle body ADcc is suppressed. Additionally, be accompanied by this, the horizontal contraction of absorbent core 11 is also suppressed, and therefore, also prevent the generation of the fold of this absorbent core 11, and the skin side of absorbent core 11 remains general planar. As a result of which it is, the imbibition obstacle of absorbent core 11 can be effectively prevented, additionally it also is able to the excremental leakage suppressing to cause because of the generation of fold.
In addition, in the present embodiment, the horizontal both ends Adce of veutro tape member 30a is configured with the lateral length Wa of the veutro part with elastomeric element 35a longer than the lateral length Wb of the part being configured with DLZ elastomeric element 35b in the horizontal both ends ADce of DLZ parts 30b. In other words, the veutro lateral length with the part overlapping with absorbent core 11 in elastomeric element 35a is longer than the lateral length of the part overlapping with absorbent core 11 in DLZ elastomeric element 35b. Effect explanation in Fig. 5 described later about such configuration.
It addition, as it is shown on figure 3, arrange, at the above-mentioned central part ADc of lower area AD, the inserting photograph 40 being formed with the not shown illustrations such as animal, according to reason same as described above, the generation of the fold of this inserting photograph 40 is also suppressed. Thus, illustration it is readily seen that.
It addition, as it is shown on figure 3, the surface configuration in the non-skin side of DLZ parts 30b has post processing adhesive tape 50. Post processing adhesive tape 50 is the parts (adhesive tape parts) of the elongated adhesive tape-like with bonding plane, so that bonding plane is fixed on DLZ parts 30b as the state of folded inside. When the diaper 1 after use is discarded, for longitudinally rolling up round diaper 1 in the way of making absorbent main body 10 become inner side, folded post processing adhesive tape 50 is extended and this diaper 1 lateral for bonding plane is wound, thereby, it is possible to diaper 1 to be remained the state of volume circle. Thereby, it is possible to make the Excreta etc. being attached to the inside (absorbent main body 10) of diaper 1 do not discarded by diaper 1 with not spilling to outside.
< is about the position relationship > of narrowed portion 11c Yu tape member side edge part
In the diaper 1 of present embodiment, by adjusting the DLZ parts 30b bonding station relative to absorbent main body 10 (especially the narrowed portion 11c of absorbent core 11) such that it is able to make when diaper wears to be not likely to produce gap between the lower limb of wearer and absorbent main body 10 (absorbent core 11). Hereinafter, comparative example is used to illustrate.
Fig. 5 is the narrowed portion figure with the position relationship of DLZ parts 30b of the absorbent core 11 that present embodiment is described. Fig. 6 is the narrowed portion figure with the position relationship of DLZ parts 30b of the absorbent core 11 that comparative example is described.
As it has been described above, in diaper 1, engaged with DLZ component side edge 30be by veutro tape member side edge part 30ae, thus veutro tape member 30a and DLZ parts 30b is shaped to ring-type, become the diaper of Briefs type as shown in Figure 1. Now, it is arranged at the state that the veutro of veutro tape member 30a links with elastomeric element 35a and the DLZ elastomeric element 35b being arranged at DLZ parts 30b becomes the junction surface via tape member side edge part 30ae, 30be, interacts with each other contractility. Therefore, at the waistline opening 1HB of diaper 1, contractility transversely is produced by veutro with elastomeric element 35a and DLZ elastomeric element 35b. By the effect of this contractility, the waist of opening 1HB and wearer is in close contact, and makes diaper 1 not easily misplace when wearing. Further, since absorbent main body 10 is transversely pulled by veutro band elastomeric element 35a and DLZ elastomeric element 35b respectively, therefore, absorbent main body 10 expands width to lateral outer side, it is possible to portion between the thigh of wide scope ground covering wearer. That is, by the joint of veutro tape member side edge part 30ae Yu DLZ component side edge 30be, thus acting in the big scope of tape member 30a, 30b by veutro with elastomeric element 35a and the DLZ elastomeric element 35b horizontal contractility produced.
Additionally, the absorbent core 11 of present embodiment has narrowed portion by the longitudinal pars intermedia (between veutro end 11a and back end 11b) at Fig. 5, thus suppress the interference of the both sides of this absorbent core 11 and the lower limb of wearer when wearing diaper 1, wearer is made easily to move lower limb. On the other hand, owing to absorbent core 11 is narrow at the horizontal width ratio veutro end 11a and back end 11b of narrowed portion, accordingly, there exist the region at this narrow width, the problem producing gap between the lower limb of wearer. Further, if producing gap between the lower limb of wearer and absorbent core 11, then there is the probability that the Excreta drained to absorbent core 11 spills to outside from this gap. Especially, when mostly wearing the infant of diaper 1 with sleeping posture, due to actions such as mobile lower limbs, it is easy in generation gap, buttocks side.
In contrast to this, in the diaper 1 of present embodiment, as it is shown in figure 5, DLZ elastomeric element 35b is by having the region repeated of the narrowed portion 11c with absorbent core 11, so that this gap is not likely to produce. In other words, the narrowed portion 11c position in the vertical of a part of DLZ component side edge 30be and absorbent core 11 is repeated, so that gap is not likely to produce. This is because, for the region with this DLZ component side edge 30be repetition in the narrowed portion 11c of absorbent core 11, effect has by veutro with elastomeric element 35a and the DLZ elastomeric element 35b horizontal contractility produced as mentioned above, by this narrowed portion 11c is pulled to lateral outer side, thus this narrowed portion 11c is easily to extending transversely. Therefore, it is suppressed that between the lower limb and absorbent core 11 of wearer, produce the situation in gap.
On the other hand, as shown in Figure 6, in the diaper 1 of comparative example, the DLZ component side edge 30be of DLZ parts 30b and the narrowed portion 11c position in the vertical of absorbent core 11 are not repeated. In this case, the narrowed portion 11c for absorbent core 11 does not act on by veutro with elastomeric element 35a and the DLZ elastomeric element 35b horizontal contractility produced, and this narrowed portion 11c will not be pulled towards lateral outer side. Therefore, between the lower limb of wearer and absorbent core 11, gap is still easily produced.
Like this, in the present embodiment, by making at least some of and absorbent core 11 narrowed portion 11c of DLZ component side edge 30be repeat in the vertical, so that being acted on this narrowed portion 11c by veutro with elastomeric element 35a and the DLZ elastomeric element 35b contractility produced, it is possible to make the narrowed portion of absorbent core 11 transversely expand width. Thereby, it is possible to make to be not likely to produce gap between the lower limb and absorbent core 11 of wearer.
Additionally, the region that veutro is with elastomeric element 35a and the contractility effect of DLZ elastomeric element 35b is not limited only to the narrowed portion 11c of absorbent core 11. In the case of fig. 5, at the back end 11b of absorbent core 11, also there is the region that the part with DLZ component side edge 30be repeats in the vertical. Therefore, the power that transversely outside pulls also is acted on for this back end 11b. Such as, when due to defecation etc., the buttocks side of absorbent core 11 becomes weight, by by back end 11b towards lateral outer side (i.e. waistline direction) pulling, thus absorbent core 11 not easily misplaces. In the present embodiment, the length of the repeat region in the vertical of DLZ component side edge 30be and absorbent core 11 is at least more than the half (1/2) of the longitudinal length of DLZ component side edge 30be (with reference to Fig. 5). By repeating with absorbent core 11 in the region of more than half of DLZ component side edge 30be, thus easily fully acted on dorsal part (buttocks side) region of absorbent core 11 with elastomeric element 35a and the DLZ elastomeric element 35b contractility produced by veutro.
< is about other effect > of diaper 1
In diaper 1, DLZ elastomeric element 35b (veutro is with elastomeric element 35a) is configured to: at the ADe (with reference to Fig. 3) being arranged in horizontal both sides of lower area AD, encloses elastomeric element 17 with the lower limb that elongated laterally state is arranged and lower limb encloses the part intersection of auxiliary elastic components 19 in the transverse ends of absorbent main body 10. Here, veutro is enclosed elastomeric element 17 with elastomeric element 35a and lower limb and lower limb encloses longitudinal length in the region that auxiliary elastic components 19 intersects as La. Similarly, DLZ elastomeric element 35b and lower limb are enclosed elastomeric element 17 and lower limb encloses longitudinal length in the region that auxiliary elastic components 19 intersects as Lb.
In such intersection region, when wearing diaper 1, enclose elastomeric element 17 by lower limb and lower limb encloses auxiliary elastic components 19 and acts on power absorbent main body 10 longitudinally pulled, further, act on, by DLZ elastomeric element 35b (veutro is with elastomeric element 35a), power absorbent main body 10 transversely pulled. That is, effect has the power making absorbent main body 10 (absorbent core 11) be in close contact relative to the health of wearer.
Additionally, lower limb encloses elastomeric element 17 and lower limb to enclose auxiliary elastic components 19 be not configure with elongation state throughout longitudinal whole region of absorbent main body 10, but configure with stretched condition in the region of longitudinal regulation. In the region that this elastomeric element configures with elongation state, absorbent main body 10 is acted on longitudinally-contracted power, at this elastomeric element not, in the region of elongation state configuration, absorbent main body 10 is not acted on longitudinally-contracted power. In this manual, the longitudinal length in the region of this longitudinally-contracted power effect encloses elastomeric element 17 also referred to as lower limb and lower limb encloses " effective length " of auxiliary elastic components 19. The part represented with thick dashed line in fig. 5 and fig. is equivalent to lower limb and encloses elastomeric element 17 and lower limb encloses the effective length of auxiliary elastic components 19.
As shown in Figure 6, in a comparative example, the intersection region of veutro and the length of the length of La and the intersection region of dorsal part and Lb are roughly equal. Specifically, the veutro band elastomeric element 35a of the effective length partial intersection enclosing elastomeric element 17 in the region La of Fig. 6 with lower limb is 7, and the DLZ elastomeric element 35b of the effective length partial intersection enclosing elastomeric element 17 in the region Lb of Fig. 6 with lower limb is 7. Therefore, in a comparative example, by DLZ elastomeric element 35b act on lower limb enclose elastomeric element 17 effective length power (towards lateral outer side pull power) substantially evenly act on.
In situation as comparative example, there is the probability owing to the people wearing diaper moves leg and causes the fit in dorsal part absorbent main body 10 (absorbent core 11) to be deteriorated. In most cases, people is mainly mobile by lower limb forward side (veutro), therefore, when wearer moves lower limb, absorbent main body 10 (absorbent core 11) all can be pulled by forward side (veutro), but, it is constant by veutro with elastomeric element 35a (the DLZ elastomeric element 35b) contractility produced, so at the buttocks of wearer, compared with the power that absorbent main body 10 (absorbent core 11) is pulled towards lateral outer side, its power pulled towards longitudinal veutro being more top dog, absorbent main body 10 (absorbent core 11) easily misplaces. In this case, when dorsal part becomes weight due to defecation etc., there is the probability that Excreta spills to outside from the part that absorbent main body 10 (absorbent core 11) misplaces. Especially, when wearer is baby or child, mostly wearing diaper with sleeping posture, therefore, if generation gap, portion between the thigh of dorsal part (buttocks side), then Excreta easily spills. Additionally, if the power pulled towards lateral outer side at the dorsal part of absorbent main body 10 (absorbent core 11) is weak, then when wearer moves lower limb, the end 10eb of absorbent main body 10 easily misplaces towards horizontal inner side, therefore, absorbent main body 10 (absorbent core 11) easily rolls and makes buttocks expose.
In contrast to this, as it is shown in figure 5, in the present embodiment, the intersection region of the intersection region of dorsal part and the length ratio veutro of Lb and the length of La are long. In other words, lower limb encloses the part (effective length) that is in elongated laterally state in elastomeric element 17 (lower limb encloses auxiliary elastic components 19) and the DLZ elastomeric element 35b region intersected enclose the part (effective length) being in elongated laterally state in elastomeric element 17 (lower limb encloses auxiliary elastic components 19) than lower limb big with the elastomeric element 35a region intersected with veutro. Specifically, the veutro band elastomeric element 35a of the effective length partial intersection enclosing elastomeric element 17 in the region La of Fig. 5 with lower limb is 7, in contrast to this, the DLZ elastomeric element 35b of the effective length partial intersection enclosing elastomeric element 17 in the region Lb of Fig. 6 with lower limb is 10, and ratio is more than 7. Therefore, to enclose the force rate that elastomeric element 17 pulled towards lateral outer side by DLZ elastomeric element 35b big with the elastomeric element 35a power pulled towards lateral outer side by veutro for absorbent main body 10 (absorbent core 11) and lower limb. Thus, in the diaper 1 of present embodiment, it is possible to increase the fit of dorsal part.
Further, in the present embodiment, lower limb encloses more than 1/2 that the effective length of the dorsal part of elastomeric element 17 (lower limb encloses auxiliary elastic components 19) is at least the longitudinal length of DLZ component side edge 30be. In Figure 5, lower limb encloses more than half of longitudinal length that the effective length Lb of the dorsal part of elastomeric element 17 is DLZ component side edge 30be. Region at DLZ component side edge 30be, after veutro tape member 30a and DLZ parts 30b is shaped to ring-type, act on by veutro with elastomeric element 35a and the DLZ elastomeric element 35b horizontal drag force produced, so becoming big by making in this region to enclose, with lower limb, the scope that elastomeric element 17 (lower limb encloses auxiliary elastic components 19) intersects, thereby through the effect above, it is possible to improve the fit of diaper 1 further.
Additionally, in the diaper 1 of present embodiment, by making the veutro lateral length Wa with the part overlapping with absorbent core 11 in elastomeric element 35a longer than the lateral length Wb of the part overlapping with absorbent core 11 in DLZ elastomeric element 35b (with reference to Fig. 5) such that it is able to adjust the intensity of the power that absorbent core 11 is pulled towards lateral outer side. The elastomeric element part overlapping with absorbent core 11 is more long, absorbent core 11 is more strongly pulled towards lateral outer side by this elastomeric element, therefore, as in the embodiment, by making the lap of DLZ elastomeric element 35b and absorbent core 11 shorten, so that the power that absorbent core 11 directly pulls towards lateral outer side not being become too strong at dorsal part. Thus, maintain the fit sense of the absorbent main body 10 of buttocks, and between buttocks and absorbent core 11, form a little space, it is possible to be held in this space with making the just indiffusion being drained. On the other hand, by making the power that absorbent core 11 directly pulls towards lateral outer side is become strong at veutro, so that absorbent core 11 and health close contact, it is possible to suppress spilling of the urine being drained.
It addition, in the diaper 1 of present embodiment, each elastomeric element is arranged to: contractility when DLZ elastomeric element 35b is transversely flexible encloses elastomeric element 17 than lower limb or lower limb enclose auxiliary elastic components 19 longitudinally flexible time contractility strong. Namely, each elastomeric element is configured to: with lower limb enclosing elastomeric element 17 and lower limb encloses and makes lower limb enclose elastomeric element 17 when auxiliary elastic components 19 fits in absorbent main body 10 and compared with lower limb encloses the ratio that auxiliary elastic components 19 extends, make the DLZ elastomeric element 35b ratio extended bigger when DLZ elastomeric element 35b is fitted in DLZ parts 30b. Thus, the power effect that absorbent main body 10 (absorbent core 11) extends towards lateral outer side is made to obtain higher, so in the seat area etc. of wearer by absorbent main body 10 (absorbent core 11) towards horizontal expansion width, it is easy to suppress excremental leakage.
It addition, in the diaper 1 of present embodiment, it is possible to suppress the contact skin making buttocks side when wearing diaper due to post processing adhesive tape 50 to produce the situation of sense of discomfort. In diaper 1, it is longer with the longitudinal length La that lower limb encloses the region that elastomeric element 17 intersects with elastomeric element 35a than veutro that DLZ elastomeric element 35b and lower limb enclose the longitudinal length Lb in the region that elastomeric element 17 intersects. That is, DLZ parts 30b is big with the overlapping portion in the longitudinal direction of absorbent main body 10. Thus, be fixed on the non-skin side surface of DLZ parts 30b post processing adhesive tape 50 position easily in a thickness direction with the location overlap (with reference to Fig. 3) of absorbent core 11. In other words, post processing adhesive tape 50 and absorbent core 11 are configured at least some of position repeated in the vertical. Wearer is when wearing diaper 1, owing to there is the absorbent core 11 in a thickness direction with thickness between the skin of wearer (buttocks) and post processing adhesive tape 50, therefore, this absorbent core 11 plays a role as cushion pad, thus, the sense of touch of post processing adhesive tape 50 not easily passes to the skin (buttocks) of wearer, it is suppressed that the generation of sense of discomfort.
Other embodiment
It is explained above embodiments of the present invention, but above-mentioned embodiment is to make the present invention easy to understand, rather than limit the ground explanation present invention. It addition, natural, the present invention can be modified and improve in without departing from the scope of its purport, and the present invention comprises the situation with its equivalence. For instance, it is possible to carry out deformation shown below.
In the above-described embodiment, at veutro tape member 30a (DLZ parts 30b), for the purpose of the retractility of the horizontal central part ADc reducing lower area AD, make the elastomeric element 35a (35b) of this central part ADc discontinuous. That is, be arranged in discontinuous with the lateral center portion ADc that the elastomeric element of the narrowed portion 11c of absorbent core 11 position repeated in the vertical is configured at tape member. And, an example as this discrete elastomeric element, illustrate following structure: as shown in Figure 3, elastomeric element 35a (35b) is there is at horizontal both ends ADce, ADce of this central part ADc, it is absent from this elastomeric element 35a (35b) at the horizontal middle body ADcc of this central part ADc, but is not limited to this structure.
Namely, as long as in order to the central part ADc that reduces lower area AD retractility and at this central part ADc discontinuous configuration elastomeric element 35a (35b), then more can also there is elastomeric element 35a (35b) by middle body ADcc at this central part ADc. Fig. 7 is the approximate vertical view of the explanation of this example. Additionally, in the figure 7, represent and the non-woven fabrics 31 of the non-skin side of veutro tape member 30a is removed, make the elastomeric element 35a state exposed to outside. In the example of this Fig. 7, the elastomeric element 35a of centrally located part ADcc becomes the state slightly cut off. Further, as long as becoming such state of frittering, middle body ADcc is just given retractility by elastomeric element 35a hardly. Thus, if so frittering the elastomeric element 35a of state, then middle body ADcc can also be present in. The length frittering the elastomeric element 35a of state is such as greater than 0mm and the length at below 5mm, more preferably greater than 0mm and in the length of below 3mm. But, if there is the elastomeric element 35a frittered, then degraded appearance, it is thus preferred to be absent from elastomeric element 35D (Fig. 3) at middle body ADcc.
It addition, about DLZ parts 30b, the DLZ elastomeric element 35b being arranged in the position repeated in the vertical of the narrowed portion 11c with absorbent core 11 can also play the configuration continuously of ground, the other end throughout from horizontal one end. Can also throughout laterally ground, whole region configuration DLZ elastomeric element 35b (not shown) continuously. Thus, the horizontal contractility produced by DLZ elastomeric element 35b in central part ADc effect. By the central part ADc effect contractility at DLZ parts 30b, in this part, lower limb encloses elastomeric element 17 (lower limb encloses auxiliary elastic components 19) and mutually pulls with DLZ parts 30b, and DLZ parts 30b entirety is pushed against the buttocks in wearer. Thereby, it is possible to improve the fit of buttocks side. Additionally, in this case, the veutro being arranged at veutro tape member 30a has discrete part with the part on the narrowed portion 11c of absorbent core 11 position repeated in the vertical at central part ADc with being configured among elastomeric element 35a. By not acting on horizontal contractility in the region of the dorsal part of absorbent core 11, thus in this region, absorbent core 11 does not produce fold, it is possible to make infant feel no pain at back when wearing diaper 1 with sleeping posture.
In the above-described embodiment, at the horizontal discontinuous configuration elastomeric element 35 of central part ADc of the lower area AD of Fig. 3, but it is not limited to this. For example, it is also possible to do not configure elastomeric element 35 at this central part ADc. That is, in the example of above-mentioned Fig. 3, the position of horizontal each end ADce, ADce of central part ADc is equipped with the end of elastomeric element 35, but the end of this elastomeric element 35 can not also be disposed in the position of end ADce of central part ADc.
In the above-described embodiment, the material of outer load 15b and tape member 30a, 30b is all non-woven fabrics respectively, but is not limited to non-woven fabrics. For example, it is also possible to be weave cotton cloth, it is also possible to be the chip part beyond weaving cotton cloth. Conveniently, it is also possible to omit outer load 15b, in this case, leakage prevention sheet 15a constitutes the exterior of absorbent main body 10.
In the above-described embodiment, as elastomeric element 35, exemplified with rubber ring, but it is not limited to this structure. For example, it is also possible to the rubber of use banding is as elastomeric element 35, it is possible to use the resin film of the non-woven fabrics with the banding of retractility or the banding with retractility.
Description of reference numerals
1 diaper (absorbent commodity), 1HB waistline opening, 1HL leg-openings,
10 absorbent main body, 10ea end, 10eb end,
10es end, 10p part,
11 absorbent cores,
11a veutro end, 11b back end, 11c narrowed portion,
13 surface patch parts,
15 back sheet parts,
The outer load of 15a leakage prevention sheet, 15b,
Part that part that 15bf stretches out, 15bg turn back,
17 lower limbs enclose elastomeric element, 18LSG elastomeric element, 19 lower limbs enclose auxiliary elastic components,
30a veutro tape member, 30ac central part, 30ac2 part,
30ae veutro tape member side edge part, 30ae2 end,
30b DLZ parts, 30bc central part, 30bc2 part,
30be DLZ component side edge, 30be2 end,
31 non-woven fabrics, 32 non-woven fabrics,
35 elastomeric elements,
35a veutro band elastomeric element, 35b DLZ elastomeric element,
40 inserting photographs,
50 post processing adhesive tapes,
AU upper area, AD lower area,
ADc central part, ADcc middle body, ADce end,
ADe part,
LG lower limb enclose fold,
LSG solid fold (leakage preventing wall portion),
LSGb base end part, LSGf free end portion.

Claims (9)

1. an absorbent commodity, have longitudinally and with described crossed longitudinally transverse direction, described absorbent commodity is characterised by possessing:
Absorbent main body, described absorbent main body is along described longitudinally disposed, and absorbing and excreting thing;
Veutro tape member, described veutro tape member is along described horizontally set, cover the one end the described longitudinal direction of described absorbent main body from the non-skin side of described absorbent main body, and the described central part transversely of described veutro tape member is fixed on described one end; And
DLZ parts, described DLZ parts as the parts different from described veutro tape member along described horizontally set, the other end the described longitudinal direction of described absorbent main body is covered from the non-skin side of described absorbent main body, and the described central part transversely of described DLZ parts is fixed on described the other end
Described veutro tape member and described DLZ parts are each configured with the elastomeric element along described transversal stretching,
Described veutro tape member has veutro tape member side edge part at described both lateral sides edge, described DLZ parts have DLZ component side edge at described both lateral sides edge, by making described veutro tape member side edge part and described DLZ component side edge engage, described absorbent commodity is shaped to tubular
Described absorbent main body has absorbent core liquid absorptive material stacking formed and the leakage prevention sheet of the opaque liquid from the described absorbent core of non-skin side covering of described absorbent core,
Described absorbent core have between veutro end and back end described in veutro end described in width ratio transversely and the narrow narrowed portion of described back end,
At least some of of described DLZ component side edge repeats with described narrowed portion position in described longitudinal direction.
2. absorbent commodity according to claim 1, it is characterised in that
Be configured in described longitudinal direction and the described elastomeric element of position that described narrowed portion repeats from one end transversely described in described veutro tape member to the other end or from one end transversely described in described DLZ parts to the other end or both has discrete part.
3. absorbent commodity according to claim 2, it is characterised in that
It is configured in described longitudinal direction and the described elastomeric element of position that described narrowed portion repeats at least has discrete part from one end transversely described in described veutro tape member to the other end.
4. the absorbent commodity according to any one of claims 1 to 3, it is characterised in that
Described DLZ component side edge has and the described absorbent core region that position is repeated in described longitudinal direction,
Length in the described longitudinal direction in the region of described repetition is more than half of the length in the described longitudinal direction of described DLZ component side edge.
5. the absorbent commodity according to any one of Claims 1 to 4, it is characterised in that
It is arranged in along described longitudinal direction that to enclose the length in the described longitudinal direction in the region that the part being in elongation state in elastomeric element and the described elastomeric element being configured at described DLZ parts intersect than described absorbent core by the lower limb of position of described lateral outer side be more than half of length in the described longitudinal direction of described DLZ component side edge.
6. the absorbent commodity according to any one of Claims 1 to 5, it is characterised in that
Non-skin side surface at described DLZ parts is provided with adhesive tape parts, and described adhesive tape parts roll up round state for being remained by described absorbent commodity when being discarded by described absorbent commodity,
Described adhesive tape parts and described absorbent core are configured in described longitudinal direction at least some of position repeated.
7. the absorbent commodity according to any one of claim 1��6, it is characterised in that
Length in the described longitudinal direction of veutro tape member described in length ratio in the described longitudinal direction of described DLZ parts is long.
8. the absorbent commodity according to any one of claim 1��7, it is characterised in that
Upper side end in the described longitudinal direction of described DLZ parts is parallel with the downside end in the described longitudinal direction of described DLZ parts.
9. the absorbent commodity according to any one of claim 1��8, it is characterised in that
Described absorbent main body has the surface patch parts of the lamellar covering described absorbent core from skin side,
Described surface patch parts are utilized to form, in horizontal each end of these surface patch parts, the leakage preventing wall portion erected respectively,
Erecting of the described leakage preventing wall portion of the position molding at described veutro end and described back end erecting absorbent core described in aspect ratio in the described leakage preventing wall portion of the position molding in described narrowed portion of described absorbent core is highly high.
CN201480054453.0A 2013-10-04 2014-09-29 Absorbent commodity Active CN105636563B (en)

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PCT/JP2014/075867 WO2014208781A2 (en) 2013-10-04 2014-09-29 Absorbent article

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JP6116657B1 (en) * 2015-12-25 2017-04-19 ユニ・チャーム株式会社 Pants-type disposable diaper
JP6412862B2 (en) * 2015-12-28 2018-10-24 ユニ・チャーム株式会社 Absorbent articles
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