CN102238928A

CN102238928A - Absorbent article

Info

Publication number: CN102238928A
Application number: CN200980148706XA
Authority: CN
Inventors: 尾岛槙子
Original assignee: Daio Paper Corp
Current assignee: Daio Paper Corp
Priority date: 2008-12-03
Filing date: 2009-11-27
Publication date: 2011-11-09
Anticipated expiration: 2029-11-27
Also published as: JP4689715B2; WO2010064580A1; CN102238928B; JP2010131101A

Abstract

Provided is an absorbent article with improved contact with the bodily fluid discharge opening and the intergluteal cleft to reliably prevent leakage to the back. In a sanitary napkin (1) in which an absorbent body (4) is placed between a fluid-permeable top sheet (3) and a fluid-impermeable back sheet (2), a pair of compressed grooves (8, 8) that extend roughly in the length direction of the absorbent article are formed on both sides of the fluid-permeable top sheet (3). The compressed grooves (8, 8) have two constricted sections (11, 12) comprising a first constricted section (11) and a second constricted section (12) where the width between the compressed grooves (8, 8) is reduced at an interval in the length direction of the napkin (1), and a bodily fluid discharge opening (H) is positioned toward the front from the two constricted sections (11, 12).

Description

Absorbent commodity

Technical field

The present invention relates to be used to absorb the absorbent commodities such as sanitary napkin, sanitary pad, incontinence protection of menses or leucorrhea etc., relate to raising to the close property of health to eliminate the absorbent commodity that leak the back.

Background technology

All the time, as absorbent commodities such as sanitary pad, sanitary napkin, incontinence protection, known is accompanies the absorbent commodity of the absorber that is made of cotton official form for filing a lawsuit slurry etc. between by opaque liquid egative films such as polyethylene sheets or polyethylene lamination non-woven fabrics (back sheet) and liquid permeability top flats such as non-woven fabrics or conductivity of an aperture plastic tab (top sheet).

This absorbent commodity is carried out a lot of improvement, taked the various means that prevent that body fluid from spilling of being used to.Prevent that as these body fluid from spilling a kind of of means, have the technology that forms the concavity ditch together with high portion in the absorber by heat embossing.For example, following technology has been proposed: make paper pulp squeezing distortion with the applying embossing of high shape in the imitation and high portion in forming for the absorber that fiber accumulations is equably formed in following patent documentation 1, and in high portion around the leakproof ditch is set, prevent the diffusion (spilling) of body fluid thus.

In addition, in following patent documentation 2, disclose following absorbent commodity: it possesses liquid-permeable layer in the skin abutment face side, possesses the liquid-tight layer in non-skin abutment face side, and possesses the absorbent portion that is sandwiched between this liquid-permeable layer and this liquid-tight layer, form lengthwise in fact and constitute, wherein, possess the protrusion that the length direction along above-mentioned absorbent commodity to skin abutment face side protuberance extends at the central part of above-mentioned absorbent portion, possess one or more ditch that extends along the length direction of above-mentioned absorbent commodity in the non-skin abutment face side of the above-mentioned absorbent portion corresponding with this protrusion.

And in following patent documentation 3, a kind of sanitary napkin having been proposed, it comprises: from using the face side joint to be subjected to body fluid and remaining in inner absorption key element; Be positioned at this inside side and prevent the leakage prevention sheet that body fluid goes out to the inside side leakage from described absorption key element; And rivel oral area, it is at least in the middle of the length direction of finished product, both sides at finished product have elastic telescopic portion material with respect to the rivel oral area thin slice that does not allow body fluid to see through in fact, and when the wearing finished product, pass through the contractility of this elastic telescopic portion material to edge-on of the skin of user, described absorption key element have the row of striding across blood oral area position along its length and the width central part to use the face side higher in high portion, described rivel oral area constitutes that its contractility acts at least and the suitable length range of scope of the row of striding blood oral area position, the both sides of high portion are formed with embossing on the length range of the row's of striding across blood oral area position at least in described absorption key element described, and these embossing form in row's blood oral area position from front and back to the shape of width foreign side bulging.

And, following sanitary napkin has been proposed: as shown in Figure 5 in the following patent documentation 4, in the both sides of high portion absorber be formed with a pair of

embossing ditch

50,50, and in this embossing ditch, be formed on 3 continuous shapes on the length direction of sanitary towel towards the part 51a～51c of foreign side's convex curvature of the width of sanitary towel, the part 51b of convex curvature that is positioned at the middle is corresponding with the excretory portion zone.

Patent documentation 1:JP spy opens flat 11-33054 communique

Patent documentation 2:JP spy opens flat 10-328232 communique

Patent documentation 3:JP spy opens the 2001-95842 communique

Patent documentation 4:JP spy opens the 2008-79747 communique

Summary of the invention

The invention of aforesaid patent documentation 1～3 record all is by in the mode consistent with the body shape at row's blood position absorber being fitted, and the invention that spills of elimination menses etc., but promptly allowing to absorber roughly is close near row's blood mouth of women, stickiness at the position the paddy of the anal cleft portion from the vaginal orifice end to rear side is also insufficient, can not prevent the spilling of ditch by anal cleft portion reliably.

In addition, in the embossing ditch 50 of described citing document 4 records, the bonding part of each sweep forms and dwindles embossing middle tapered portion at interval, this centre tapered portion strides across the excretory portion zone and forms in front side and rear side respectively, and tapered portion becomes the bending starting point of sanitary towel when crooked in the longitudinal direction in the middle of described, therefore, observe the parts become easily along the curved shape of health as a whole.In addition, when each sweep 51a～51c was subjected to from the side pressure F of thigh root, the part that the width between pressing tank is big was subjected to big compression stress, and the absorber of this part is compared other parts and swelled to flesh face side.

But, the situation that sleeps on one's back and feel if imagination is especially dressed overnight hygienic band, it is still insufficient by the close property in the anal cleft portion of rear side then to compare the body fluid excretory portion, can not eliminate the back leakage from the rear reliably.

Therefore major subjects of the present invention provides to have improved at the close property of the ditch of body fluid outlet and anal cleft portion and prevents the absorbent commodity that leak the back reliably.

In order to solve described problem, as the present invention of technical scheme 1, provide a kind of absorbent commodity, between liquid permeability surface patch and opaque liquid the inside sheet, accompany absorber, it is characterized in that,

Be formed with roughly the pair of right and left pressing tank that extends along the length direction of absorbent commodity in the both sides of described liquid permeability surface patch, this pressing tank forms, have by devices spaced apart on the length direction of absorbent commodity and make the first middle tapered portion of the reduced width between pressing tank and 2 middle tapered portion that the second middle tapered portion constitutes, tapered portion was positioned at the front side in the middle of the body fluid discharge portion was compared described 2, and the width between pressing tank dwindles to rear portion side gradually from anal cleft portion.

The invention of technique scheme 1 record, be formed with roughly the pair of right and left pressing tank that extends along the length direction of absorbent commodity in the both sides of liquid permeability surface patch, this pressing tank has by devices spaced apart on the length direction of absorbent commodity makes the first middle tapered portion of the reduced width between pressing tank and 2 middle tapered portion that the second middle tapered portion constitutes, and tapered portion were positioned at the front side in the middle of the body fluid discharge portion was compared described 2.

Bending starting point when tapered portion becomes absorbent commodity bending along its length in the middle of the tapered portion and second in the middle of described first is as a whole easily with the warpage along body shape.In addition, among the present invention, tapered portion in the middle of the tapered portion and second in the middle of the rear side of body fluid discharge portion has described first.When the side pressure that is subjected to from the thigh root, the part that the width between pressing tank is big, be in the middle of described first in the middle of the tapered portion and second part beyond the tapered portion be subjected to big compression stress and compare other parts protuberances.Particularly, body fluid discharge portion protuberance, and compare it and be formed with 2 bumps by rear side.Therefore, described body fluid discharge portion is close to row's blood mouth, and 2 protrusions are close to respect to the ditch of anal cleft portion, can prevent from therefore that menses etc. from propagating then to leak in the ditch of anal cleft portion.

The present invention as technical scheme 2, absorbent commodity according to technical scheme 1 record is provided, wherein, in described 2 middle tapered portion, near body fluid discharge portion side first in the middle of tapered portion be positioned at the roughly rear end of vaginal orifice, be positioned at rear side second in the middle of tapered portion be positioned at the roughly deep of the ditch of anal cleft portion.

The invention of technique scheme 2 record, in the middle of described 2 in the tapered portion, near body fluid discharge portion side first in the middle of tapered portion be positioned at the roughly rear end of vaginal orifice, be positioned at rear side second in the middle of tapered portion be positioned at the roughly deep of the ditch of anal cleft portion.Because tapered portion is compared other parts with thin width protuberance in the middle of described, therefore be positioned at the roughly rear end of vaginal orifice near the first middle tapered portion of body fluid discharge portion side, be positioned at rear side second in the middle of tapered portion be positioned at the roughly deep of the ditch of anal cleft portion, can prevent more effectively thus that menses etc. from propagating then in the ditch of anal cleft portion leaks.

The present invention as technical scheme 3, absorbent commodity according to

technical scheme

1 or 2 records is provided, wherein, tapered portion is positioned at the position of leaving 28mm ± 10mm from the central point of body fluid discharge portion in the middle of described first, and the described second middle tapered portion is positioned at the position of leaving 85mm ± 10mm from the central point of body fluid discharge portion.

The invention of technique scheme 3 records, the position of tapered portion in the middle of the first middle tapered portion of having stipulated to limit from numerical value and second by the invention that technical scheme 2 is put down in writing.

As the present invention of technical scheme 4, the absorbent commodity according to each record in the technical scheme 1～3 is provided, wherein, the width that described pressing tank forms between pressing tank dwindles to rear side gradually from the rear portion side of anal cleft portion.

The invention of technique scheme 4 records, the width that pressing tank forms between pressing tank dwindles to rear side gradually from the rear portion side of anal cleft portion, thus, fits with respect to ditch easily at the termination side draught acceptor of anal cleft portion, has prevented to propagate to spill.

The present invention as technical scheme 5, absorbent commodity according to each record in the technical scheme 2～4 is provided, and wherein, described absorber has high portion in the face side protuberance, and, in this rear side ora terminalis of high portion compare be positioned at described rear side second in the middle of tapered portion be positioned at the front side.

The invention of technique scheme 5 record, absorber have high portion in the face side protuberance, and, in this rear side ora terminalis of high portion compare be positioned at described rear side second in the middle of tapered portion be positioned at the front side.At the rear side of absorbent commodity, be the position that not too is subjected to from the influence of the side pressure of thigh root, therefore it would be better to the rigidity of preferred reduction absorber, make it easily along the warpage of ditch.

As the present invention of technical scheme 6, the absorbent commodity according to technical scheme 5 record is provided, wherein, described in the lateral margin of high portion be positioned at from the isolating to the inside position of described pair of right and left pressing tank.

The invention of technique scheme 6 record vacate certain interval between between lateral margin by high portion in making and the pressing tank, and when effect had side pressure, high portion absorber is easier in making swelled to flesh face side.

The invention effect

As above detailed description, according to the present invention, improved close property at the ditch of body fluid outlet and anal cleft portion, can prevent the back leakage reliably.

Description of drawings

Fig. 1 is the biopsy cavity marker devices expanded view of sanitary napkin 1 of the present invention.

Fig. 2 is that the II-II of Fig. 1 is to view.

Fig. 3 is the amplification plan view of pressing tank 8～10.

Fig. 4 is the vertical view of the variation of expression pressing tank 8,8.

Fig. 5 is the vertical view of the existing pressing tank 50 of expression patent documentation 4.

Label declaration

1 ... sanitary napkin, 2 ... opaque liquid the inside sheet, 3 ... liquid permeability surface patch, 4 ... absorber, 5 ... crimped paper, 7 ... sidepiece non-woven fabrics, 8 ... sidepiece pressing tank, 9 ... leading section is in conjunction with pressing tank, 10 ... rearward end is in conjunction with pressing tank, 11 ... tapered portion, 12 in the middle of first ... tapered portion, 13 in the middle of second ... the first expanding portion, 14 ... the second expanding portion, 15 ... the 3rd expanding portion, F ... flap portion, W ... the wing flap

The specific embodiment

Below, the embodiment that present invention will be described in detail with reference to the accompanying.

(basic structure of sanitary napkin 1)

Fig. 1 is the biopsy cavity marker devices expanded view of sanitary napkin 1 of the present invention, and Fig. 2 is that the II-II of Fig. 1 is to view.

The opaque liquid the inside sheet 2 that above-mentioned sanitary napkin 1 is made by polythene strip, polypropylene foil etc., can make liquid permeability surface patch 3 that menses and leucorrhea etc. see through rapidly, the absorber of making by cotton official form for filing a lawsuit slurry or synthetic paper-pulp etc. 4 between these two

thin slices

2,3, for the shape that keeps this absorber 4 and improve that diffusibility centers on the crimped paper 5 of above-mentioned absorber 4, the sidepiece non-woven

fabrics

7,7 that forms along long side direction respectively in surperficial both sides constitutes.Around above-mentioned absorber 4, lower end edge portion thereon, engage by the outer edge of adhesion means such as bonding agent such as hot melt agent or heat-sealing above-mentioned opaque liquid the inside sheet 2 and liquid permeability surface patch 3, in addition, in its both side edges portion, to compare above-mentioned opaque liquid the inside sheet 2 and the above-mentioned sidepiece non-woven fabrics 7 that absorber 4 extends to the side by adhesion means such as bonding agent such as hot melt agent or heat-sealings and engage, form the flap portion F that does not have absorber 4 in periphery.

Below, further describe the structure of above-mentioned sanitary napkin 1.

Though above-mentioned opaque liquid the inside sheet 2 has adopted alkenes resin sheets such as polyethylene or polypropylene etc. to have the sheet material of water-resisting property at least, but, in addition, the stacked non-woven fabrics that also can adopt stacked non-woven fabrics on polythene strip etc. and form, or and then folder set up defences moisture film and substantially guarantee to adopt on the basis of opaque liquid non-woven fabric plate (in this case, forming opaque liquid the inside sheet) etc. by waterproof membrane and non-woven fabrics.In the last few years, from preventing vexed wet viewpoint, tended to adopt material with poisture-penetrability.This water proof/poisture-penetrability sheet material is for after the melting mixing inorganic filler forms thin slice in alkenes resins such as polyethylene or polypropylene, thereby extends the little porous sheet that obtains along single shaft or biaxially oriented.

Then, the preferred non-woven fabrics that adopts porose or atresia of above-mentioned liquid permeability surface patch 3, porous plastic sheet etc.As the raw material fiber that constitutes non-woven fabrics, for example except alkenes such as polyethylene or polypropylene, polyesters, synthetic fibers such as polyamide-based, can also adopt natural fibers such as regenerated fibers such as artificial silk or ammonia copper wire, cotton, also can adopt the non-woven fabrics that obtains by suitable processing method such as spun laced process, spun-bond process, heat viscosity method, meltblown, needle point method.In these processing methods, the advantage of spun laced process is to be imbued with flexibility and drapability, and the advantage of heat viscosity method is fluffy softness.

The absorber 4 that is folded between above-mentioned opaque liquid the inside sheet 2 and the liquid permeability surface patch 3 for example is made of fine hair official form for filing a lawsuit slurry and water absorbent polymer.Above-mentioned water absorbent polymer is for example sneaked into as nodular powder in the paper pulp that constitutes absorber.As above-mentioned paper pulp, can enumerate the material that cellulose fibre such as the chemical pulp that obtained by timber, dissolving pulp or man-made cellulose fibers such as artificial silk, acetate fiber constitute, functional and in price, compare with broad leaf tree paper pulp, be more suitable for the coniferous tree paper pulp that adopts fiber long.Described absorber 4 possesses at width central part high absorber 4A of portion in flesh face side protuberance.

In addition, described absorber 4 and in also can mix synthetic fibers among the high absorber 4A of portion.Above-mentioned synthetic fibers, for example can use polyamide-based and their copolymer etc. such as polyesters such as olefines such as polyethylene or polypropylene, polyethylene terephthalate, polybutylene terephthalate, nylon, also can be with two kinds of materials that mix wherein.In addition, also can use with the high fiber of fusing point and be composite fibres such as the core-sheath-type fiber of sheath, bilateral fibre, Splittable fiber as core and with low-melting fiber.Above-mentioned synthetic fibers in order to have the affinity at body fluid, preferably adopt by hydrophilic agent for hydrophobic fibre and carried out the surface-treated material.

As this example, under the situation that the crimped paper 5 that centers on absorber 4,4A is set, the result is situated between between liquid permeability surface patch 3 and absorber 4 crimped paper 5, and the described crimped paper 5 good by absorbability spreads body fluid rapidly, and prevents the refluence of these menses etc.Particularly in the present invention, describe in detail as back segment, discomfort when dressing sanitary towel in order to reduce is as one of purpose, the thickness at high portion 4A position (comprising absorber 4) is the scope of 4.5～6.5mm in preferably making, and the thickness that makes absorber 4 (periphery) is in the scope of 2.2～4.2mm, in order to be imbued with flexibility, the manufacture method of preferred absorber 4 forms fiber accumulations paper pulp, air lay absorber.In addition, though not shown, high structure during absorber 4 also can the bulging of the row of employing blood mouth correspondence portion.

On the other hand, in the face side both sides of this sanitary napkin 1 respectively along its length and sidepiece non-woven

fabrics

7,7 is set on the roughly total length in sanitary towel 1, the part of this sidepiece non-woven

fabrics

7,7 is extended to the side, and by forming wing flap W, W to the part of the opaque liquid the inside of side extension sheet 2 equally.

As above-mentioned sidepiece non-woven fabrics 7, consider from the function point of paying close attention to, can use water-proofing treatment non-woven fabrics or hydrophilic treated non-woven fabrics.For example, soak into or improves function such as skin sense of touch if pay attention to preventing menses and leucorrhea etc., then preferred employing has been coated with the water-proofing treatment non-woven fabrics of silicon class, wax class, alkyl Chlorizate chromium class waterproofing agent etc.In addition, if pay attention to the absorbabilitys in above-mentioned wing flap W, W such as menses, then preferably adopt following hydrophilic treated non-woven fabrics: in the synthetic fibers manufacture process by making coexistence and polymeric methods such as the chemical compound with hydrophilic group, the oxidation product of for example Polyethylene Glycol, or by utilizing slaines such as stannic chloride to handle to make the surface local dissolving to obtain porous and make the sedimentary method of metal hydroxides etc., make synthetic fibers have swelling or porous, use capillarity hydrophilic is provided.

(structure of pressing tank 8,8)

In this sanitary napkin 1, specifically as shown in Figure 3, be formed with roughly the pair of right and left pressing tank 8,8 that extends along the length direction of sanitary towel 1 (below be also referred to as the sidepiece pressing tank) in the both sides of described liquid permeability surface patch 3.This sidepiece pressing tank 8,8 forwardly side by leading section in conjunction with pressing tank 9 combinations, and in rearward end by rearward end in conjunction with pressing tank 10 combinations, closed on Zhou Fangxiang as a whole thus.In addition, embossing, ultrasound wave or their combination etc. that these pressing tanks 8～10 can be by utilizing heat and/or pressure arbitrarily means make.In addition, the high absorber 4A of portion in the inside along the pressing tank 8～10 of described Zhou Fangxiang closure is formed with.

Below, for described pressing tank 8～10, describe in detail particularly based on Fig. 3.

Described leading section is to form the roughly pressing tank of semicircle arcuation in conjunction with pressing tank 9, be make respectively in roughly along its length each pair of right and left sidepiece pressing tank 8,8 of forming of the both sides of the high absorber 4A of portion at sanitary towel's leading section with the bonded pressing tank of circular-arc curve.

Described rearward end also is to form the roughly pressing tank of semicircle arcuation in conjunction with pressing tank 10, be make respectively in roughly along its length each pair of right and left sidepiece pressing tank 8,8 of forming of the both sides of the high absorber 4A of portion in sanitary towel's rearward end with the bonded pressing tank of circular-arc curve.

Described sidepiece pressing tank the 8, the 8th is at the pressing tank that extends along its length that forms up to the scope of the roughly terminal point of anal cleft portion from the roughly leading section of vaginal orifice, form, have by devices spaced apart on the length direction of sanitary towel 1 make 8,8 of pressing tanks reduced width first in the middle of tapered portion 11,12 in the middle of the tapered portion 12 constitute two in the middle of the tapered portion 11 and second, and, body fluid discharge portion H compare described in the middle of 2 tapered portion 11,12 be positioned at the front side, and the width of 8,8 of pressing tanks dwindles to rear portion side gradually from anal cleft portion.

As a result, the relative wide portions of width that has 8,8 of pressing tanks in the front and rear part of the described first middle tapered portion 11,12 respectively.The front side of tapered portion 11 is the first expanding portion 13 in the middle of described first, and rear side is the second expanding portion 14, and the rear side of the described second middle tapered portion is the 3rd expanding portion 15.

In the middle of preferred described 2 in the tapered portion 11,12, near body fluid discharge portion H side first in the middle of tapered portion 11 be positioned at the roughly rear end of vaginal orifice K, be positioned at rear side second in the middle of tapered portion 12 be positioned at the roughly deep of the ditch of anal cleft portion.If with concrete numeric representation, then preferred, the described first middle tapered portion 11 is positioned at from the central point of body fluid discharge portion H leaves 28mm ± 10mm (L ₁) the position, described in the middle of second tapered portion 12 be positioned at from the central point of body fluid discharge portion H and leave 85mm ± 10mm (L ₂) the position.

Therefore, the bending starting point when described 2 middle tapered portion 11,12 become sanitary towel 1 bending along its length is as a whole easily with the warpage along body shape.Compare body fluid discharge portion H by described 2 middle tapered portion 11,12 and be positioned at rear side, promptly have 2 places by described bending starting point, the menses that then easy absorption propagation spills etc. prevent the back leakage effectively.

In addition, as shown in Figure 3, from thigh root up to anal cleft portion and rear end side thereof, length direction central side from both sides towards sanitary towel 1 is compressed power F, F ... the time, on the each several part of first～the 3rd extended expanding portion 13～15 of the width of 8,8 of pressing tanks, compare described middle tapered portion 11,12 and be subjected to bigger compression stress, absorber 4 is compared other parts and is swelled to the skin side.Therefore, comprise described body fluid discharge portion H and be close to row's blood mouth in the first interior expanding portion 13, and 2 second expanding portions 14 and the 3rd expanding portion 15 be close to respect to the ditch of anal cleft portion, can prevent therefore that menses etc. from propagating then in the ditch of anal cleft portion leaks.

In addition, the width that forms between pressing tank of described sidepiece pressing tank 8,8 dwindles to rear side gradually from the rear portion side of anal cleft portion.Therefore, carry out the paddy folding, fit in the ditch of anal cleft portion easily with the folding line shown in this dotted line C.

Herein, if the width of described sidepiece pressing tank 8,8 is specifically then as described below with suitable numeric representation.

The most significantly B of the first expanding portion 13 ₁Be 46～56mm, the width B of the first middle tapered portion ₂Be 42～54mm, the most significantly B of the second expanding portion 14 ₃Be 46～57mm, the width B of the second middle tapered portion ₄Be 33～45mm, the most significantly B of the 3rd expanding portion 15 ₅Be 43～53mm.Preferred in addition, the most significantly B of the described first expanding portion 13 ₁Width B with the described first middle tapered portion ₂Relative mistake (B ₁-B ₂) be 2～4mm, the most significantly B of the described second expanding portion 14 ₃Width B with the first middle tapered portion ₂Relative mistake (B ₃-B ₂) be 3～4mm, the most significantly B of the described second expanding portion 14 ₃Width B with the second middle tapered portion ₄Relative mistake (B ₃-B ₄) be 10～13mm, the most significantly B of the 3rd expanding portion 15 ₅Width B with the second middle tapered portion ₄Relative mistake (B ₅-B ₄) be 8～10mm.

On the other hand, preferred about the high absorber 4A of portion in described, as shown in Figure 1, in the rear side ora terminalis of the high absorber 4A of portion compare be positioned at described rear side second in the middle of tapered portion 12 be positioned at the front side.Therefore rear side in sanitary towel 1 owing to be the position that not too is subjected to from the influence of the side pressure of thigh root, it would be better to preferably to make absorber 4 that the rigidity of 4A reduces, tapered portion 12 easy bending ground bendings in the middle of second, easy warpage along ditch.In addition, preferred described in the lateral margin of the high absorber 4A of portion be positioned at from described pair of right and left pressing tank 8,8 isolating to the inside positions.In vacate certain interval between the lateral margin of the high 4A of portion and the pressing tank 8,8, thus when effect has side pressure F, F, in the high absorber 4A of portion is easier swells to flesh face side.And, if in described among the high absorber 4A of portion with the embossing of the additional point-like of mode scattered, then in the density of the high absorber 4A of portion can increase and produce hardness, when therefore being subjected to side pressure F, F, further to flesh face side protuberance, stickiness is improved.

(other mode examples)

(1) in the aforesaid way example, pressing tank 8 be formed on the front and rear part in conjunction with, on Zhou Fangxiang closed plan view shape, but also can be formed on the inc plan view shape in front and rear part as shown in Figure 4.

Claims

1. an absorbent commodity accompanies absorber between liquid permeability surface patch and opaque liquid the inside sheet, it is characterized in that,

Be formed with roughly the pair of right and left pressing tank that extends along the length direction of absorbent commodity in the both sides of described liquid permeability surface patch, this pressing tank have by devices spaced apart on the length direction of absorbent commodity makes reduced width between pressing tank first in the middle of tapered portion constitutes in the middle of the tapered portion and second in the middle of 2 tapered portion, and the body fluid discharge portion compare described 2 in the middle of tapered portion be positioned at the front side.

2. absorbent commodity according to claim 1, wherein,

Described in the middle of 2 in the tapered portion, near body fluid discharge portion side first in the middle of tapered portion be positioned at the roughly rear end of vaginal orifice, be positioned at rear side second in the middle of tapered portion be positioned at the roughly deep of the ditch of anal cleft portion.

3. absorbent commodity according to claim 1 and 2, wherein,

Tapered portion is positioned at the position of leaving 28mm ± 10mm from the central point of body fluid discharge portion in the middle of described first, and the described second middle tapered portion is positioned at the position of leaving 85mm ± 10mm from the central point of body fluid discharge portion.

4. according to each described absorbent commodity in the claim 1～3, wherein,

The width that described pressing tank forms between pressing tank dwindles to rear side gradually from the rear portion side of anal cleft portion.

5. according to each described absorbent commodity in the claim 2～4, wherein,

Described absorber has high portion in face side protuberance, and, in this rear side ora terminalis of high portion compare be positioned at described rear side second in the middle of tapered portion be positioned at the front side.

6. absorbent commodity according to claim 5, wherein,

The lateral margin of high portion is positioned at from the isolating to the inside position of described pair of right and left pressing tank in described.