CN101785729B - Wearing article - Google Patents

Wearing article Download PDF

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Publication number
CN101785729B
CN101785729B CN201010128117.XA CN201010128117A CN101785729B CN 101785729 B CN101785729 B CN 101785729B CN 201010128117 A CN201010128117 A CN 201010128117A CN 101785729 B CN101785729 B CN 101785729B
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mentioned
rib collar
length dimension
longitudinally
region
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CN101785729A (en
Inventor
桥野夕贵
正木俊介
吉冈稔泰
小野芳夫
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Unicharm Corp
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Unicharm Corp
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    • 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
    • A61F13/47Sanitary towels, incontinence pads or napkins
    • A61F13/475Sanitary towels, incontinence pads or napkins characterised by edge leakage prevention means
    • A61F13/4751Sanitary towels, incontinence pads or napkins characterised by edge leakage prevention means the means preventing fluid flow in a transversal direction
    • A61F13/4752Sanitary towels, incontinence pads or napkins characterised by edge leakage prevention means the means preventing fluid flow in a transversal direction the means being an upstanding barrier
    • 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
    • A61F13/496Absorbent articles specially adapted to be worn around the waist, e.g. diapers in the form of pants or briefs

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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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)

Abstract

The invention provides a wearing article capable of preventing a liquid absorption construct, such as absorber in a front-waiste area, from separated from the person and preventing urine leakage due to a clearance between the person and the liquid absorption construct. A diaper (10) comprises a front waist component (20), a back waist component (30) and a crotch component (40). The outer surface of the liquid absorption construct of the crotch component (40) is covered by an outer mounting slice (44) and a seal screw (50) and a leakage blocking screw (60) are formed by the outer mounting slice (44). An imaginary bending line (65) extending along the longitudinal direction is formed between the near side edge (62) and the far side edge (63) of the leakage blocking screw and the leakage blocking screw is folded along the imaginary bending line at non-telescopic state of a leakage blocking elastic component (64). The leakage blocking screw is joined with the inner mounting slice by adhering way by an adhesive at the front, back of the liquid absorption construct (45,46) to form front, back join areas (66,67) extending along the longitudinal direction (Y).

Description

Dress article
Technical field
The present invention relates to a kind of dress article, more specifically relate to the dress articles such as disposable diaper, excretion training underwear (training pants), pants used for incontinence.
Background technology
In the past, be known to comprise the disposable diaper that there is the imbibition tectosome of liquid retention performance and can prevent the leak-proof cuff (cuff) of leakage of urine etc.For example, in patent documentation 1 disclosed diaper have before and after lumbar region and crotch region, in the bodyside of imbibition tectosome, leak-proof cuff is installed.This leak-proof cuff is turned back laterally at the free end that is positioned at horizontal inner side, and the two end portions of separating in the vertical makes this leak-proof cuff maintain the state of turning back to be fixed on imbibition structure side.Free end at leak-proof cuff is provided with elastic component, and rib collar is separated in the mode erecting to bodyside between the above-mentioned two end portions being fixed.Utilize above-mentioned leak-proof cuff to prevent that the Excretas such as urine from spilling from diaper inside.
Patent documentation 1: TOHKEMY 2001-137282 communique (JP2001-137282A)
Above-mentioned leak-proof cuff is to form to lumbar region, front and back to longitudinal extension from crotch region, and the two end portions free end at above-mentioned leak-proof cuff is fixed on imbibition structure side, therefore, this leak-proof cuff not only erects to bodyside at crotch region, and the free end in lumbar region, front and back except the two end portions that is fixed also erects to bodyside.Thus, imbibition tectosome and wearer's health is separated in lumbar region, front and back, between imbibition tectosome and health, forms space.When such formation space, mobile and leak from diaper in the urine Deng space that likely causes excreting.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of dress article, this dress article can not separated with wearer's health at imbibition tectosomes such as lumbar region, front and back absorbers, can prevent from, owing to forming space between wearer and imbibition tectosome, the leakages such as urine occur.
The technical program relates to improved a kind of dress article, and it comprises: longitudinal and horizontal; Bodyside and opposition side thereof; The main body (chassis) that comprises front waist region, rear waist region and the crotch region between lumbar region, above-mentioned front and back; The imbibition tectosome extending to above-mentioned rear waist region from above-mentioned crotch region; Be positioned at a pair of Drain Resistance rib collar of the bodyside of aforementioned body; Be positioned at a pair of sealing rib collar of the above-mentioned lateral outer side of above-mentioned imbibition tectosome.
The dress article of the technical program is characterised in that, above-mentioned imbibition tectosome comprises: in above-mentioned front and rear part of separating on longitudinally; Pars intermedia between above-mentioned front and rear part; Above-mentioned Drain Resistance rib collar comprises: the nearside edge engaging with aforementioned body; Having can be at above-mentioned elasticity flexible on longitudinally and distally edge from aforementioned body to above-mentioned bodyside separation that can be from; Between above-mentioned nearside edge and above-mentioned distally edge and to the imaginary sweep of above-mentioned longitudinal extension, and engaging zones before and after above-mentioned Drain Resistance rib collar is also formed with, this front and back engaging zones by folding along above-mentioned imaginary sweep, above-mentioned distally edge with the overlapping engagement position in above-mentioned front and rear part in above-mentioned imbibition tectosome and form to above-mentioned longitudinal extension.
As a preferred implementation of the technical program, above-mentioned Drain Resistance rib collar is because a plurality of elastic components to above-mentioned longitudinal extension have elasticity, and at least one in above-mentioned elastic component is disposed between above-mentioned nearside edge and above-mentioned imaginary sweep.
Another preferred implementation as the technical program, above-mentioned front engaging zones above-mentioned length dimension on be longitudinally above-mentioned front waist region above-mentioned longitudinally on length dimension 45~70%, above-mentioned rear engaging zones above-mentioned length dimension on be longitudinally above-mentioned rear waist region above-mentioned longitudinally on length dimension 30~50%.
As another preferred implementation of the technical program, the length dimension of above-mentioned front engaging zones on this is longitudinal be the length ruler modest ability on this is longitudinal than above-mentioned rear engaging zones.
As the another preferred implementation of the technical program, above-mentioned sealing rib collar comprises: the medial border that is positioned at above-mentioned horizontal inner side; Be positioned at outside and have can above-mentioned longitudinally on flexible elastic lateral border, the tensile stress of the above-mentioned distally edge of above-mentioned Drain Resistance rib collar is greater than the tensile stress of the above-mentioned lateral border of above-mentioned sealing rib collar.
Another preferred implementation as the technical program, above-mentioned imbibition tectosome comprises absorbency core, the above-mentioned pars intermedia of above-mentioned absorbency core is less than above-mentioned front and rear part at above-mentioned length dimension transversely at above-mentioned length dimension transversely, and the above-mentioned nearside edge of above-mentioned Drain Resistance rib collar does not engage with aforementioned body with above-mentioned absorbency core overlappingly at above-mentioned pars intermedia.
As the another preferred implementation of the technical program, lumbar region, above-mentioned front and back is because a plurality of elastic components along above-mentioned horizontal expansion have elasticity, and at least a portion in above-mentioned elastic component and above-mentioned front and back engaging zones are overlapping.
As the another preferred implementation of the technical program, the length dimension from above-mentioned nearside edge to above-mentioned distally edge of above-mentioned Drain Resistance rib collar is greater than the length dimension from above-mentioned medial border to above-mentioned lateral border of above-mentioned sealing rib collar.
Another preferred implementation as the technical program, the above-mentioned rear waist region of aforementioned body is greater than above-mentioned front waist region at above-mentioned length dimension on longitudinally at above-mentioned length dimension on longitudinally, the above-mentioned crotch region side of above-mentioned rear waist region comprises from the extended lower end area of above-mentioned front waist region, above-mentioned sealing rib collar is because a plurality of elastic components along above-mentioned longitudinal extension have elasticity, and at least a portion in the elastic component of above-mentioned sealing rib collar and the elastic component of above-mentioned lower end area overlaps.
Drain Resistance rib collar in the present invention front and rear part folding along imaginary sweep and distally edge and imbibition tectosome is overlapping, and before and after utilizing, engaging zones engages with imbibition tectosome.Thus, the front and back imbibition tectosome before and after can not can making in lumbar region is separated with wearer's body, can prevent the situation that urine etc. spills by the space between wearer and imbibition tectosome.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of diaper.
Fig. 2 is the expansion plane graph from the diaper of wearer's bodyside observation.
Fig. 3 is III-III cut-away view in Fig. 2.
Fig. 4 is IV-IV cutaway view in Fig. 2.
Fig. 5 is the decomposition assembling figure of Fig. 2.
Fig. 6 is the plane graph of diaper.
The specific embodiment
Fig. 1~Fig. 6 is for representing the figure of an embodiment in the present invention, take disposable diaper describe as example as dress article.
Fig. 1 is the waist opening of diaper 10 and the axonometric chart that leg opening keeps ring-type state, Fig. 2 is the expansion plane graph of observing from the bodyside of diaper 10, to make each elastomer of diaper overcome its contractility and extend, diaper 10 is remained to the figure of flat state, Fig. 3 is III-III cutaway view in Fig. 2, and Fig. 4 is IV-IV cutaway view in Fig. 2, and Fig. 5 is the decomposition assembling figure of Fig. 2, Fig. 6 is the plane graph of diaper 10, is that the ring-type of waist opening and leg opening is crushed and closed state.The state that represents each elastomer contracts on the imaginary longitudinal centre line P-P of Fig. 3 and Tu4Zhong,Tu center right side.
Diaper 10 comprises: longitudinally Y and laterally garment side, front waist region 11, rear waist region 12, the crotch region 13 between this lumbar region, front and back 11,12 of X, wearer's body side and conduct and this wearer's body side opposition side.Diaper 10 also comprises by the binary imaginary longitudinal centre line P-P of the length dimension of horizontal X with by the binary imaginary cross central line Q-Q of the length dimension of longitudinal Y, and forms roughly symmetrical with respect to this imagination longitudinal centre line P-P.
Diaper 10 also comprises: the front waist member 20 that is used to form front waist region 11; Be used to form the back lumbar part member 30 of rear waist region 12; Be used to form the crotch member 40 of crotch region 13 and lumbar region 11,12 extensions forwards, backwards.A part by front and back waist member 20,30 and crotch member 40 forms the diaper body (chassis) in the present invention.
Front waist member 20 comprises: the front inner surface sheet 21 that is positioned at bodyside; Be positioned at the front appearance dough sheet 22 of garment side; Be installed on the front elastic component 23 between these sheets 21,22.Back lumbar part member 30 comprises: at the rear inner surface sheet 31 of bodyside, at the rear appearance dough sheet 32 of garment side and be installed on the rear elastic component 33 between these sheets 31,32.Before and after elastic component 23,33 to horizontal X extend and with elongation state collapsible be mounted, before and after making, lumbar region 11,12 laterally has elasticity on X.Front and back elastic component 23,33 is installed to partition distance on longitudinal Y.
The length of back lumbar part member 30 on longitudinal Y is greater than the length of front waist member 20 on longitudinal Y, crotch region 13 sides on longitudinal Y of back lumbar part member 30, imaginary cross central line Q-Q side is formed with the extended lower end area 30a of crotch region 13 side from back lumbar part member 30.Compare with other regions, the distance between this lower end area 30a and rear elastic component 33 is larger.By separating like this size, arrange greatlyr, can not improve the rigidity of rear surfaces externally and internally sheet 31,32, can keep soft feel.And, utilizing the rear elastic component 33 that is arranged on lower end area 30a, lower end area 30a can be pressed on wearer's skin, can prevent that lower end area 30a from carelessly fractureing or crispaturaing.
The both side edges 24,34 of front and back as described above waist member 20,30 engages one another and forms the waist opening of ring-type.
As shown in Figure 2, the external end edge 26,36 that is positioned at longitudinal Y outside of front and back waist member 20,30 is turned back and forms respectively front and back flange (sleeve) portion 25,35 to imaginary cross central line Q-Q.Front and back turn-up portion 25,35 covers crotch member 40 ends.The garment side of crotch member 40 11,12 engages with front and back inner surface sheet 21,31 in lumbar region, front and back.
Crotch member 40 comprises: imbibition tectosome 41, cover the inner surface of imbibition tectosome 41 the load that is positioned at bodyside 42, cover imbibition tectosome 41 outer surface leakage prevention sheet 43 and as the outer surface of leakage prevention sheet 43 and be positioned at the outer load 44 of garment side.Imbibition tectosome 41 comprises the absorbency core material being covered by liquid diffusibility sheets such as tissue papers (tissue paper), as absorbency core, can use fluff pulp (flapvalve), superabsorbent polymer particle etc.The length dimension of such imbibition tectosome 41 on horizontal X diminishes towards imaginary cross central line Q-Q, the whole hourglass time register shape that forms.That is, imbibition tectosome 41 comprises: the front and rear part 45,46 that is positioned at the outside of longitudinal Y; Pars intermedia 47 between front and rear part 45,46, the length dimension of pars intermedia 47 on horizontal X is less than the length of front and rear part 45,46 on horizontal X.
Length on longitudinal Y of imbibition tectosome 41 is about 300~400mm, preferred approximately 335~380mm.The size of interior load 42 and leakage prevention sheet 43 is greater than the length of imbibition tectosome 41 on longitudinal Y, and its size is about 350~450mm, preferred approximately 375~430mm.Alar part 48,49 before and after the end, front and back of above-mentioned crotch member 40 on longitudinal Y is formed with, there is not imbibition tectosome 41 in this front and back alar part 48,49, that is, only by interior load 42 and leakage prevention sheet 43, is formed.In this front and back alar part 48,49, interior load 42 and leakage prevention sheet 43 are bonded with each other by adhesion means such as hot melt (hot-melt) bonding agents.
As interior load 42, can use the fabric nonwoven cloth of liquid permeability etc.This interior load 42, for example, can applying unit area weight be about 10~25g/m 2hot blast fabric nonwoven cloth, put bonding (pointbond) fabric nonwoven cloth, spunbonded type (spunbond) fabric nonwoven cloth etc.
As leakage prevention sheet 43, can use the plastic sheeting with poisture-penetrability and opaque liquid, at least with this leakage prevention sheet 43, cover whole imbibition tectosome 41, to prevent that the body fluid such as urine from draining to outside diaper 10.
As outer load 44, can use the fabric nonwoven cloth of poisture-penetrability and opaque liquid etc.This outer load 44, for example, can applying unit area weight be about 10~25g/m 2spin SMS-spunbond cloth (SMS, Spunbond-Meltblown-Spunbond) non-woven fabrics, some binder fibre non-woven fabrics, spunbonded type fabric nonwoven cloth etc.
Utilize outer load 44 also to form sealing rib collar 50 and Drain Resistance rib collar 60.Sealing rib collar 50 is formed by the 1st and the 2nd turn-up portion (sleeve) 51,61 respectively, the 1st and the 2nd turn-up portion be extended by the outer surface from imbibition tectosome 41 load 44 (with reference to Fig. 2~Fig. 5) of forming in the horizontal X folded of imbibition tectosome 41.
Sealing rib collar 50 form the 1st turn-up portion 51 horizontal X inner side medial border 52 and with the lateral border 53 of medial border 52 opposition sides.At the inner surface of the 1st turn-up portion 51, with elongation state collapsible the sealed elastic member 55 that Y longitudinally extends is installed, make to seal rib collar 50 and longitudinally on Y, there is elasticity.The inner surface of the 1st turn-up portion 51 like this, that is, between outer load 44, have from the outer surface of imbibition tectosome 41 to horizontal X outside the side edge portions of extended leakage prevention sheet 43.At the inner surface of the 1st turn-up portion 51, outer load 44, leakage prevention sheet 43, sealed elastic member 55 are bonded with each other by adhesion means such as bonding agents, form sealed engagement region 56.Sealing engaging zones 56 extends continuously on longitudinal Y of crotch member 40.
Sealed elastic member 55 is included in upper separated the 1st~3rd sealed elastic member 55a~55c of horizontal X.The 1st sealed elastic member 55a extends along lateral border 53, and the 3rd sealed elastic member 55c extends along medial border 52, and the 2nd sealed elastic member 55b is along extending between lateral border 53 and medial border 52.Like this, can utilize elastic component to make to seal rib collar 50 and longitudinally on Y, there is elasticity, can make to seal rib collar 50 and take medial border 52 and erect as basic point makes lateral border 53, thereby make near the thigh root of lateral border 53 lies closest.Can prevent that thus urine etc. from spilling from wearer's thigh around.
Sealed elastic member 55 to be installed with rear elastic component 33 mode overlapping and that intersect that is arranged on the lower end area 30a of back lumbar part member 30.Thus, can make lower end area 30a longitudinally also thering is elasticity on Y, can make lower end area 30a be close to wearer along wearer's hip curve.Particularly, as this embodiment, in the diaper that front and back waist member 20,30 and crotch member 40 are formed by different component, crotch member 40 is easier to relatively move with respect to front and back waist member 20,30, and crotch region 13 easily rocks.But, by lower end area 30a is close to wearer, can control this rocking.
As the 1st~3rd sealed elastic member 55a~55c, can use respectively the approximately elastica of 470~1240dtex, its percentage elongation is about 1.5~3.0 times.The 1st~3rd sealed elastic member 55a~55c is separated from each other approximately and installs 3~20mm on horizontal X.More than this separating distance is made as to 3mm, can prevent that elastic component from overlapping each other and contacting the phenomenon of wearer's skin, can prevent from staying on skin fold vestige.By this separating distance is made as below 20mm, can guarantees to seal rib collar 50 and erect, thereby be connected to wearer's skin.
The 1st~3rd sealed elastic member 55a~55c in position corresponding to pars intermedia 47 with imbibition tectosome 41, be installed on position corresponding to the ,Yu front and rear part, outside 45,46 of its horizontal X be not mounted,, or be installed into very shortly and extend.That is, in fact, the 1st~3rd sealed elastic member 55a~55c front and rear part the 45, the 46th, does not act on its contractility imbibition tectosome 41 ground and installs.Thus, can utilize the 1st~3rd sealed elastic member 55a~55c to prevent the phenomenon of 45, the 46 generation wrinkles in front and rear part.
The 3rd sealed elastic member 55c is from being positioned at the lateral margin separated approximately 5~15mm laterally of the pars intermedia 47 of imbibition tectosome 41.More than being set to 5mm by this size of separation, can preventing from producing wrinkle at pars intermedia 47, and can prevent from hindering because of the rigidity of pars intermedia 47 phenomenon of the required contraction of the 3rd sealed elastic member 55c.Separately size by the 3rd sealed elastic member 55c is set to below 15mm, can utilize the required contraction of this elastic component the lateral margin of imbibition tectosome 41 to be pressed against to wearer's bodyside.
Drain Resistance rib collar 60 is to consist of load 44 the 2nd turn-up portion 61 folded and that form the medial border 52 further extensions from sealing rib collar 50.Outer load 44 comprises: engage one another with the inner surface of the 2nd turn-up portion 61, and be connected in the nearside edge 62 of medial border 52; Be positioned at the distally edge 63 by the position of bodyside than nearside edge 62.Medial border 52 and nearside edge 62 mean in fact identical part.Thus, nearside edge 62 engages with outer load 44 in the whole region of its longitudinal Y by leakage prevention sheet 43 together with medial border 52.
In the 2nd turn-up portion 61 with elongation state collapsible the obstruct elastic component 64 that longitudinally extend Y side is installed, make Drain Resistance rib collar 60 longitudinally on Y, there is elasticity.Intercept elastic component 64Cong distally edge 63 proximad edge 62 and sequentially comprise the 1st~4th these 4 elastic components of obstruct elastic component 64a~64d.
As the 1st~4th obstruct elastic component 64a~64d, can use the approximately elastica of 470~1240dtex, the percentage elongation of this elastica can be about 1.5~3.0 times.The 1st~4th intercepts elastic component 64a~64d is separated from each other approximately and is mounted 3~20mm on horizontal X.More than being set to 3mm by this separating distance, can prevent that elastic component from overlapping each other and contacting the phenomenon of wearer's skin, can prevent from staying on skin fold vestige.By this separating distance, be set to below 20mm, can guarantee that Drain Resistance rib collar 60 erects and is connected to wearer's skin.
The 4th intercepts elastic component 64d from the medial border 52 of sealing rib collar 50 distad more than the separated about 5mm of edge 63 sides.More than being set to 5mm by size of separation, can make medial border 52 and nearside edge 62 be close near wearer's thigh root.
The 1st~4th intercepts the horizontal X outside that elastic component 64a~64d is positioned at the pars intermedia 47 of imbibition tectosome 41, and is mounted to rear portion 45,46 extensions forward.
Between the nearside Yuan62He distally edge 63 of Drain Resistance rib collar 60, the 3rd intercept the imaginary sweep 65 that is formed with longitudinally Y extension between elastic component 64c and the 4th obstruct elastic component 64d.Drain Resistance rib collar 60 is folding along imaginary sweep 65 under the non-flexible state that intercepts elastic component 64, and distally edge 63 is positioned at the position by the outside of horizontal X than imaginary sweep 65.Folded Drain Resistance rib collar 60 is by superimposed in the bodyside of imbibition tectosome 41 front and rear part 45,46, not overlapping at pars intermedia 47, but is positioned at the outside of the horizontal X of pars intermedia 47.
The Drain Resistance rib collar 60 being bent engages with interior load 42 by adhesion means such as bonding agents in imbibition tectosome 41 front and rear part 45,46, thus engaging zones 66,67 before and after forming.This front and back engaging zones 66,67 longitudinally Y extends.
In diaper as described above, Drain Resistance rib collar 60 distally edge 63 and interior load 42 erect separately and are close near wearer's thigh root, and the horizontal X outside of the lateral border 53 distally edge 63 of sealing rib collar 50 is close to around wearer's thigh.That is, can form dual rib collars (cuff) by described Drain Resistance rib collar 60 and sealing rib collar 50, prevent that urine etc. from spilling from lower limb around.
Tensile stress on longitudinal Y of Drain Resistance rib collar 60 as described above is larger than the tensile stress on longitudinal Y of sealing rib collar 50.By such formation, can make to be positioned at than sealing rib collar 50 Drain Resistance rib collar 60 in the inner part and contact with wearer's the tight ground of thigh.And, can make these rib collars 50,60 contact with wearer at interval, and can dually prevent spilling of urine etc.Sealing rib collar 50 and Drain Resistance rib collar 60 can carry out various settings according to differences such as the number of each elastic component, thicknesses in the tensile stress of longitudinal Y, and the magnitude relationship of tensile stress also can not be subject to the above restrictions ground and suitably set.
The length dimension of the nearside Yuan62Zhi distally edge 63 of Drain Resistance rib collar 60 is about 260~300mm, preferred about 290mm, the medial border 52 of sealing rib collar 50 to the length dimension of lateral border 53 is about 200~350mm, preferred approximately 230~270mm, the length dimension of Drain Resistance rib collar 60 is than the length ruler modest ability of sealing rib collar 50.By design size relation like this and above-mentioned tensile stress relation, as shown in Figure 6, Drain Resistance rib collar 60 extends out from the inner side of sealing rib collar 50.From the inner side of diaper 10, observe the situation of above-mentioned design, can only observe the leg opening being formed by Drain Resistance rib collar 60 with eye, sealing rib collar 50 is hidden by Drain Resistance rib collar 60 and is not observed.That is, can only observe a leg opening, wearer's lower limb is stretched into this leg opening, so its dress is very easy to.And, utilize dual rib collar, can allow the auxiliaries such as wearer and kith and kin thereof know can to prevent the fact spilling of urine etc., can make their relieved use.
Drain Resistance rib collar 60 with overlapping position, imbibition tectosome 41 front and rear part 45,46 on, folded region engages by front and back engaging zones 66,67, therefore, even if intercept elastic component 64, shrinks and also the phenomenon that distally edge 63 erects can not occur.Thereby, imbibition tectosome 41 can be all the time on a large scale with wearer's Body contact, can between imbibition tectosome 41 and health, not form space, can prevent that urine etc. from spilling from waist opening etc.In addition, by making the length dimension of longitudinal Y of front engaging zones 66 larger than the length dimension of longitudinal Y of rear engaging zones 67, thereby can make imbibition tectosome 41 be close to wearer's health in front waist region 11 sides, can more expand in rear waist region 12 sides the region that erects of Drain Resistance rib collar 60.
Intercept the 4th of elastic component 64 and intercept elastic component 64d between nearside edge 62 and imaginary sweep 65, therefore can improve the rigidity between nearside edge 62 and imaginary sweep 65, guarantee erecting of Drain Resistance rib collar 60, can make distally edge 63 be connected near wearer's groin (groin).
In the present invention, the length dimension of diaper on longitudinal Y is about 400~520mm, and preferred approximately 410~450mm, is 415mm in the present embodiment.Equally, the length dimension of crotch member 40 on longitudinal Y is about 370~450mm, and preferably 350~380mm, is 375mm in the present embodiment.The length dimension of the front waist member 20 of formation front waist region 11 on longitudinal Y is about 80~130mm, and preferred approximately 85~125mm, is about 90mm in the present embodiment.The length dimension of the back lumbar part member 30 of formation rear waist region 12 on longitudinal Y is about 150~190mm, and preferably 155~185mm, is about 155mm in present embodiment.
A part and the crotch member 40 of the front and back waist member 20,30 of diaper 10 are overlapping, overlapping on front waist member 20 have the length dimension about 70mm of imbibition tectosome 41 on longitudinal Y, and overlapping on back lumbar part member 30 have the length dimension about 80mm of imbibition tectosome 41 on longitudinal Y.That is, imbibition tectosome 41 account for front waist member 20 on longitudinal Y length dimension approximately 45%, imbibition tectosome 41 account for back lumbar part member 30 on longitudinal Y length approximately 24%.
In addition, engaging zones 66,67 before and after being formed with on these overlapping positions, the length of this front and back engaging zones 66,67 on longitudinal Y is about respectively 60mm, 45mm.The length dimension of front engaging zones 66 on longitudinal Y is approximately 45~70% of the length dimension of front waist region 11 on longitudinal Y, be preferably approximately 55%~67%, approximately 30~50% of the length dimension of rear engaging zones 67 on the longitudinal Y length dimension that is rear waist region 12 on longitudinal Y, is preferably approximately 29%.
Front and back engaging zones 66,67 forms in the overlapping mode of front and back elastic component 23,33 with front and back waist member 20,30.That is, front and back elastic component 23,33 be to arrange separately near imaginary longitudinal centre line P-P with the overlapping part of imbibition tectosome 41, before and after making, elastic component 23,33 can not act on contractility herein.But this front and back elastic component 23,33 at least extends to front and back engaging zones 66,67 and intersects to imaginary longitudinal centre line P-P direction from both side edges 24,34.Thus, front and back engaging zones 66,67 can be pressed to wearer's bodyside reliably, can prevent from forming space between imbibition tectosome 41 and wearer.
In the present invention, the length dimension of diaper 10 on longitudinal Y is less, and the diaper that is specially adapted to infant of can take is object.Even if preferably the length of diaper 10 on longitudinal Y is shorter, for fear of the absorbtivity of urine etc., reduce, imbibition tectosome 41 does not reduce yet.So as mentioned above, in diaper 10, the shared ratio of imbibition tectosome 41 becomes large.Conventionally, the rigidity of imbibition tectosome 41 is larger, and therefore, if the shared large percentage of imbibition tectosome 41, before and after may causing, waist member 20,30 is not easy to be close to wearer's body.But, in the present embodiment, by engaging zones 66,67 before and after forming, the imbibition tectosome 41 of lumbar region, front and back 11,12 can be close to wearer's body, can prevent the landing of diaper 10, and can also prevent from producing space between imbibition tectosome 41 and wearer's body.
The length dimension of back lumbar part member 30 on longitudinal Y is greater than the length dimension of front waist member 20.As shown in Figure 1 and Figure 6, in such diaper 10, the lower end area 30a of back lumbar part member 30 extends to crotch region 13 sides, has the function of coated wearer's buttocks.This back lumbar part member 30 preferably can cover leg opening and extend on whole longitudinal Y.That is, preferably the lower end area 30a of this back lumbar part member 30 crosses Drain Resistance rib collar 60 distally edge 63 to crotch region 13 extensions from waist opening ora terminalis.By forming as above, lower end area 30a covers wearer's buttocks, even if Excreta spills from leg opening, also can be stopped.Thereby can prevent that Excreta is attached on wearer and clothes.Particularly, when taking off diaper 10 from the infant of recumbency, Excreta easily spills from leg opening, can prevent this situation in the present invention.
Crotch member 40 is formed with and utilizes front and back elastic component 23,33 and have outer elastic region, elastic front and back 27,37 in longitudinal Y outside, and longitudinal Y inner side in this outer elastic region, front and back 27,37 is formed with inner side, front and back Hookean region 28,38.The part in front outer elastic region 27 comprises forward wing 48, and rear outer elastic region 37 is positioned at the outside of rear alar part 49.The tensile stress of inner side Hookean region 28,38 before and after the tensile stress in outer elastic region 27,37, front and back is less than.That is, the tensile stress by Hookean region inside front and back 28,38 designs greatlyr, thereby the imbibition tectosome 41 of crotch member 40 can be close to wearer's bodyside, and can prevent the landing of diaper.
For waist member 20,30 before and after making, laterally having elasticity on X, has been used many elasticas, but has been not limited to this, also can use the various elastic components such as flexure strip, banded elastomer.Similarly, sealed elastic member 55 and obstruct elastic component 64 also can use various elastic components.The length dimension of the pars intermedia 47 of imbibition tectosome 41 on horizontal X is less than the length dimension of front and rear part 45,46, but also can make the length dimension of this pars intermedia 47Ji front and rear part 45,46 on horizontal X all identical.

Claims (9)

1. a dress article, it comprises: longitudinally and laterally; Bodyside and a side contrary with this bodyside; The main body that comprises front waist region, rear waist region and the crotch region between lumbar region, above-mentioned front and back; The imbibition tectosome extending from above-mentioned crotch region to lumbar region, above-mentioned front and back; Be positioned at a pair of Drain Resistance rib collar of the bodyside of aforementioned body; The a pair of sealing rib collar that is positioned at the above-mentioned lateral outer side of above-mentioned imbibition tectosome, is characterized in that,
Above-mentioned imbibition tectosome comprises: in the above-mentioned front and rear part being separated on longitudinally; Pars intermedia between above-mentioned front and rear part;
Above-mentioned Drain Resistance rib collar comprises: the nearside edge engaging with aforementioned body; Having can be at above-mentioned elasticity flexible on longitudinally and distally edge from aforementioned body to above-mentioned bodyside separation that can be from; Between above-mentioned nearside edge and above-mentioned distally edge and to the imaginary sweep of above-mentioned longitudinal extension, and engaging zones before and after above-mentioned Drain Resistance rib collar is also formed with, this front and back engaging zones by by, above-mentioned distally edge folding along above-mentioned imaginary sweep with the overlapping engagement position in above-mentioned front and rear part in above-mentioned imbibition tectosome and to above-mentioned longitudinal extension
Lumbar region, above-mentioned front and back laterally has elasticity along above-mentioned, above-mentioned front and back engaging zones with in lumbar region, above-mentioned front and back, along above-mentioned, laterally there is elastic region overlapping.
2. dress article according to claim 1, wherein,
Above-mentioned Drain Resistance rib collar is because a plurality of elastic components to above-mentioned longitudinal extension have elasticity, and at least one in above-mentioned elastic component is disposed between above-mentioned nearside edge and above-mentioned imaginary sweep.
3. dress article according to claim 1 and 2, wherein,
Above-mentioned front engaging zones above-mentioned length dimension on be longitudinally above-mentioned front waist region above-mentioned longitudinally on length dimension 45~70%, above-mentioned rear engaging zones above-mentioned length dimension on be longitudinally above-mentioned rear waist region above-mentioned longitudinally on length dimension 30~50%.
4. dress article according to claim 1 and 2, wherein,
Above-mentioned front engaging zones at above-mentioned length dimension on longitudinally than above-mentioned rear engaging zones in above-mentioned length ruler modest ability on longitudinally.
5. dress article according to claim 1 and 2, wherein,
Above-mentioned sealing rib collar comprises: the medial border that is positioned at above-mentioned horizontal inner side; Be positioned at outside and have can above-mentioned longitudinally on flexible elastic lateral border, the tensile stress of the above-mentioned distally edge of above-mentioned Drain Resistance rib collar is greater than the tensile stress of the above-mentioned lateral border of above-mentioned sealing rib collar.
6. dress article according to claim 1 and 2, wherein,
Above-mentioned imbibition tectosome comprises absorbency core, the above-mentioned pars intermedia of above-mentioned absorbency core is less than above-mentioned front and rear part at above-mentioned length dimension transversely at above-mentioned length dimension transversely, and the above-mentioned nearside edge of above-mentioned Drain Resistance rib collar does not engage with aforementioned body with above-mentioned absorbency core overlappingly at above-mentioned pars intermedia.
7. dress article according to claim 1 and 2, wherein,
Lumbar region, above-mentioned front and back is because a plurality of elastic components along above-mentioned horizontal expansion have elasticity, overlapping along at least a portion in the above-mentioned elastic component of above-mentioned horizontal expansion and above-mentioned front and back engaging zones.
8. dress article according to claim 5, wherein,
The length dimension from above-mentioned nearside edge to above-mentioned distally edge of above-mentioned Drain Resistance rib collar is greater than the length dimension from above-mentioned medial border to above-mentioned lateral border of above-mentioned sealing rib collar.
9. dress article according to claim 7, wherein,
The above-mentioned rear waist region of aforementioned body is greater than above-mentioned front waist region at above-mentioned length dimension on longitudinally at above-mentioned length dimension on longitudinally, and the above-mentioned crotch region side of above-mentioned rear waist region comprises from the extended lower end area of above-mentioned rear waist region,
Above-mentioned sealing rib collar is because a plurality of elastic components along above-mentioned longitudinal extension have elasticity, and at least a portion in the elastic component of above-mentioned sealing rib collar and the elastic component of above-mentioned lower end area overlaps.
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