CN108883004A

CN108883004A - Absorbent commodity

Info

Publication number: CN108883004A
Application number: CN201780021561.1A
Authority: CN
Inventors: 西谷和也; 木下英之
Original assignee: Unicharm Corp
Current assignee: Unicharm Corp
Priority date: 2016-03-30
Filing date: 2017-02-24
Publication date: 2018-11-23
Anticipated expiration: 2037-02-24
Also published as: JP6181797B1; MY173198A; WO2017169392A1; KR20180120780A; CN108883004B; KR101947337B1; JP2017176449A

Abstract

Absorbent commodity (1) has the fold line (FL1) for being folded in the mode for keeping the skin opposite face of absorbent commodity relative to each other.The low weight per unit area portion (41) that absorber has the boundary set on middle section and posterior region and extends in the width direction.Absorbent commodity has the 1st joint portion (61) for being located at the position than low weight per unit area portion on the front and the 2nd joint portion (62) positioned at the position than low weight per unit area portion rearward.Elastic component (91) crosses over low weight per unit area portion or crosses over the region that the outside from low weight per unit area portion in width direction extends.Fold line is set to low weight per unit area portion, so that low weight per unit area portion is swelled under the action of the contraction of elastic component to wearer side under the unfolded state that absorbent commodity expands.

Description

Absorbent commodity

Technical field

The present invention relates to the absorbent commodities such as sanitary napkin.

Background technique

It has been known that there is the absorbent commodities that sanitary napkin, panty-liners, incontinence pad etc. are worn on underwear.In absorbability object The non-skin opposite face of product is equipped with the joint portion for engaging with underwear.Absorbent commodity documented by patent document 1 at least has There are alar part joint portion and buttocks flap joint portion.When dressing the absorbent commodity of patent document 1, separated in underwear and body Alar part joint portion and buttocks flap joint portion are engaged in underwear under state, and above mention absorbent commodity by underwear.

Existing technical literature

Patent document

Patent document 1：Japanese Unexamined Patent Publication 2011-72651 bulletin

Summary of the invention

In general, underwear is formed by the raw material with retractility, in wearing in a manner of the body for fitting in wearer Elongation.On the other hand, the whole of absorbent commodity is not extended in a manner of fitting in body in wearing.Therefore, in wearing, If absorbent commodity and underwear are above mentioned together, only underwear extends, and produces at alar part joint portion and buttocks flap joint portion Raw shearing force.Especially since wearer holds around the waist of underwear and above mentions underwear, therefore in the buttocks for being located at product rear Shearing force is generated at flap joint portion, buttocks flap joint portion is separated with underwear sometimes.If buttocks flap joint portion etc. is located at The joint portion of the posterior region of absorbent commodity and underwear separate, then in wearing, the end edge of absorbent commodity is to skin phase The position of the posterior region of opposite side bending or absorbent commodity deviates in the direction of the width, is generated when wearing sometimes The leakage of sense of discomfort, excreta.

Therefore, sense of discomfort when a kind of inhibition that this law was bright be designed to provide is worn and it is able to suppress letting out for excreta The absorbent commodity of leakage.

The absorbent commodity (absorbent commodity 1) of the disclosure includes：Orthogonal front-rear direction (front-rear direction L) and width It spends direction (width direction W)；Middle section (middle section S1) is configured at the in-leg of wearer；Posterior region (posterior region S3), it is located at the rear side of the middle section；Absorber (absorber 30), is configured at the middle section and the rear side Region；Elastic component (elastic component 91), can be flexible along the front-rear direction；Joint portion (joint portion 60) is set to and absorbs Property article non-skin opposite face, for being engaged with underwear；And fold line (fold line FL1), prolong along the width direction It stretches, and for being folded in the mode for keeping the skin opposite face of the absorbent commodity relative to each other, to be intended to, institute Stating absorber has the boundary set on the middle section and the posterior region and extends along the width direction low Weight per unit area portion (low weight per unit area portion 41), the weight per unit area in the low weight per unit area portion is than in described Entreat the weight per unit area of the central part on the front-rear direction in region low, the joint portion includes being located at than the low unit It the 1st joint portion (the 1st joint portion 61) of the position of area weight portion on the front and is leaned on positioned at than the low weight per unit area portion The 2nd joint portion (the 2nd joint portion 62) of the position at rear, the elastic component (elastic component 91) cross over the low unit area The region that the outside from the low weight per unit area portion in the width direction extends is crossed in weight portion, the folding Line is set to the low weight per unit area portion, so that the exhibition that the low weight per unit area portion is expanded in the absorbent commodity It is swelled under the action of the contraction of the elastic component to wearer side under open state.

Detailed description of the invention

Fig. 1 is the top view of the absorbent commodity of embodiment.

Fig. 2 is the back view of absorbent commodity shown in FIG. 1.

Fig. 3 is the cross-sectional view along the absorbent commodity of the line A-A of Fig. 1.

Fig. 4 is the cross-sectional view along the absorbent commodity of the line B-B of Fig. 1.

Fig. 5 is the cross-sectional view along the absorbent commodity of the line C-C of Fig. 1.

Fig. 6 is by the schematical perspective view of the absorbent commodity under the unfolded state of independent packaging expansion.

Fig. 7 is the schematical enlarged drawing in the low weight per unit area portion of Fig. 5.(a) of Fig. 7 is that elastic component has extended Elongation state, the contraction state that (b) of Fig. 7 has been elastic member contracts.

Fig. 8 is the schematical cross-sectional view of the line C-C along Fig. 1 of the absorbent commodity under wearing state.(a) of Fig. 8 It is that the absorbent commodity 1 under unfolded state is engaged in underwear and the state before above mentioning underwear.(b) of Fig. 8 is will to scheme Underwear shown in 8 (a) above mention after state.

Fig. 9 is the top view of the absorbent commodity of variation.

Figure 10 is the back view of absorbent commodity shown in Fig. 9.

Specific embodiment

According to the record of this specification and appended attached drawing, item at least below can be defined.

A kind of absorbent commodity comprising：Orthogonal front-rear direction and width direction；

Middle section is configured at the in-leg of wearer；

Posterior region is located at the rear side of the middle section；

Absorber is configured at the middle section and the posterior region；

Elastic component, can be flexible along the front-rear direction；

Joint portion is set to the non-skin opposite face of absorbent commodity, for engaging with underwear；And

Fold line extends along the width direction, and for making the absorbent commodity with the absorbent commodity Skin opposite face mode relative to each other folded, wherein

The absorber has the boundary set on the middle section and the posterior region and along the width side To the low weight per unit area portion of extension,

The weight per unit area in the low weight per unit area portion is than on the front-rear direction of the middle section The weight per unit area of center portion is low,

The joint portion includes being located at the 1st joint portion of the position than the low weight per unit area portion on the front and being located at Than the 2nd joint portion of the position of the low weight per unit area portion rearward,

The elastic component across the low weight per unit area portion or across from the low weight per unit area portion to The region that outside in the width direction extends,

The fold line is set to the low weight per unit area portion, so that the low weight per unit area portion is in the absorption Property the unfolded state that expands of article under swelled under the action of the contraction of the elastic component to wearer side.

Unit plane of the weight per unit area in low weight per unit area portion than the central part on the front-rear direction of middle section Product weight is low, it is prone to deform.Elastic component is across low weight per unit area portion or crosses over from low weight per unit area portion The region that outside in width direction extends, therefore by making elastic member contracts, low unit area weight in the deployed state Amount portion deforms in such a way that the length on front-rear direction shortens, and low weight per unit area portion becomes shrinks along the longitudinal direction State.

Wearing when, absorbent commodity in the state that low weight per unit area portion is shunk by the 1st joint portion and the 2nd Joint portion is fixed on after underwear, it is above mentioned together with underwear.At this point, along with the elongation of underwear, low unit area weight The region that amount portion is shunk extends, and absorbent commodity follows the deformation of underwear and deforms.1st joint portion and the 2nd engagement as a result, Portion is not easy to separate with underwear in wearing, and fixed position will be shifted to an earlier date by being readily maintained on underwear.It is able to suppress and is dressing When absorbent commodity unexpectedly occur bending or positional shift, be able to suppress the leakage of the sense of discomfort, excreta when wearing.It is special It is not, when above mentioning underwear around the waist that wearer holds underwear, even if being generated at the 2nd joint portion for being located at product rear In the case where shearing force, be also able to maintain that the engagement state at the 2nd joint portion, inhibit the end edge of the absorbent commodity in wearing to The unfavorable condition that the position of the posterior region of skin opposite face lateral bending folding or absorbent commodity deviates in the direction of the width, energy Enough leakages for inhibiting sense of discomfort, excreta when wearing.

In addition, low weight per unit area portion be equipped with fold line so that low weight per unit area portion in the deployed state to Wearer side protuberance, therefore low weight per unit area portion will not hinder the engagement between underwear and joint portion, be able to maintain that absorption Property article bonding station, inhibit the leakage of the sense of discomfort, excreta when wearing.

The absorbent commodity it is desirable that,

At least part of the fold line be set to not with the center on the front-rear direction in the low weight per unit area portion Consistent position.

Using such absorbent commodity, fold line is paddy folding relative to wearer, therefore in low weight per unit area portion The adjacent area adjacent with fold line in the deployed state using fold line as basic point to wearer side swell.Fold line not with it is low Center on the front-rear direction in weight per unit area portion is consistent, but relative on the front-rear direction in low weight per unit area portion Center deviate in the longitudinal direction ground setting.After front-end edge and low weight per unit area portion for weight per unit area portion For the adjacent area of that side of the ora terminalis configured to separate fold line in ora terminalis, in the unfolded state of absorbent commodity Under, the length on the front-rear direction of protuberance is longer, it is easier to swell to wearer side.In low weight per unit area portion will not hinder Engagement between clothing and joint portion is able to maintain that the bonding station of absorbent commodity, further suppresses sense of discomfort when wearing, arranges Let out the leakage of object.

The absorbent commodity it is desirable that,

The absorbent commodity has the skin dough sheet being set to than the absorber by skin with respect to the position of surface side,

The skin dough sheet is at the region Chong Die with the low weight per unit area portion not and set on than the skin Dough sheet is engaged by non-skin with respect to the component of the position of surface side.

Using such absorbent commodity, in low weight per unit area portion, skin dough sheet is not and set on than skin dough sheet The component of position by non-skin with respect to surface side engages, thus with low weight per unit area portion under the action of elastic component When the mode of contraction deforms, skin dough sheet is easy to deform in a manner of to the bulging of wearer side.By making skin face Piece deforms in a manner of to wearer side protuberance, so that skin dough sheet extends, energy with the elongation of underwear when underwear above mentions Enough inhibit the shearing force generated at joint portion.

The absorbent commodity it is desirable that,

The absorbent commodity has the non-skin dough sheet being set to than the absorber by non-skin with respect to the position of surface side,

The skin dough sheet does not connect with the absorber at the region Chong Die with the low weight per unit area portion It closes,

The non-skin dough sheet engages at the region Chong Die with the low weight per unit area portion with the absorber.

Using such absorbent commodity, skin dough sheet and absorber are not engaged, and non-skin dough sheet and absorber connect It closes, therefore compared with the non-skin of absorber is with respect to surface side, the skin of absorber is lower with respect to the rigidity of surface side.Therefore, low When weight per unit area portion is deformed in a manner of shrinking under the action of elastic component, low weight per unit area portion be easy to Skin is swelled with respect to surface side.The low weight per unit area portion under contracted state will not hinder underwear and connect in the longitudinal direction Engagement between conjunction portion is able to maintain that the bonding station of absorbent commodity, can further suppress sense of discomfort when wearing, drain The leakage of object.

The absorbent commodity it is desirable that,

The low weight per unit area portion is configured at region not Chong Die with the joint portion.

It is able to suppress joint portion when low weight per unit area portion is shunk using such absorbent commodity and glues to each other It is attached, the engagement state between absorbent commodity and underwear can be maintained by joint portion.It is able to suppress the absorbability object in wearing Bending or positional shift unexpectedly occur for product, can further suppress the leakage of the sense of discomfort, excreta when wearing.

The absorbent commodity it is desirable that,

The end edge at the 2nd joint portion is configured at the receipts than shrinking along the longitudinal direction under the action of the elastic component The position of contracting region rearward.

Using such absorbent commodity, the 2nd joint portion positioned at the position than constriction zone rearward is in unfolded state Under be not easy to shrink under the action of the contraction of elastic component, be easy to maintain the engagement state relative to underwear.In addition, will be interior When mentioning on clothing, constriction zone is extended with the deformation of underwear, is easy to maintain to be located at the 2nd of the position than constriction zone rearward Engagement state between joint portion and underwear.Thereby, it is possible to maintain the bonding station of absorbent commodity, further suppress when wearing Sense of discomfort, excreta leakage.

The absorbent commodity it is desirable that,

The absorbent commodity has the buttocks flap of the outside bulging in the width direction in the posterior region,

The joint portion includes the 3rd joint portion for being set to the buttocks flap,

3rd joint portion is configured to be leaned on than the constriction zone shunk along the longitudinal direction under the action of the elastic component The position at rear.

Using such absorbent commodity, the 3rd joint portion positioned at the position than constriction zone rearward is in unfolded state Under be not easy to shrink under the action of the contraction of elastic component, be easy to maintain the engagement state relative to underwear.In addition, will be interior When mentioning on clothing, constriction zone is extended with the deformation of underwear, is easy to maintain to be located at the 3rd of the position than constriction zone rearward Engagement state between joint portion and underwear.It is able to suppress the fold-back of buttocks flap, the generation of fold, is worn to further suppress When sense of discomfort, excreta leakage.

The absorbent commodity it is desirable that,

The absorbent commodity has：Buttocks flap bloats in outside of the posterior region in the width direction； And

Alar part, it is adjacent with the buttocks flap, and the outside drum in the middle section in the width direction Out,

The low weight per unit area portion is set to the outer rim of the buttocks flap and the outer rim of the alar part to width direction On inside constriction made of narrowing portion or set on the region extended from outside of the narrowing portion in the width direction.

Middle section is clipped by the leg of wearer, is easy to have outside from the width direction towards in width direction The power of inside etc. and deform.Low weight per unit area portion is set to narrowing portion or is set to from narrowing portion in width direction Outside extend region, therefore can using low weight per unit area portion inhibit middle section deformation to buttocks flap pass It passs.Thereby, it is possible to inhibit the torsion of buttocks flap, fold, thus the leakage of sense of discomfort, excreta when inhibiting to wear.

The absorbent commodity it is desirable that,

The outer rim of the buttocks flap has the recess portion of the inside recess in the width direction,

The recess portion is configured in the region of the end edge than the low weight per unit area portion rearward.

Using such absorbent commodity, in the region of the end edge than low weight per unit area portion rearward configured with recessed Portion, therefore the deformation for being able to suppress low weight per unit area portion is transmitted to than the position of recess portion rearward, is inhibited in buttocks flap Bending, fold are generated on the whole.Thereby, it is possible to further suppress the torsion of buttocks flap, fold, thus when inhibiting to wear not Suitable sense, the leakage of excreta.

===about present embodiment absorbent commodity===

Hereinafter, being described with reference to the absorbent commodity of embodiment.Absorbent commodity can be panty-liners (health shield Pad), sanitary napkin, the arbitrary absorbent commodity such as incontinence pad.In the following embodiments, as absorbent commodity One example illustrates disposable sanitary napkin.

In addition, marking same or similar attached drawing to same or similar part in the record of attached drawing below Label.But attached drawing is schematical, it should be noted that the ratio etc. of each size is different with reality constructs sometimes.Thus, Ying Can The following description is examined to judge specific size etc..In addition, can also include size relationship, ratio mutual not phase between attached drawing Same part.

(1) the whole structure of absorbent commodity

Fig. 1 is the top view of the absorbent commodity of embodiment.Fig. 2 is the back view of absorbent commodity shown in FIG. 1.Figure 3 be the cross-sectional view along the absorbent commodity of the line A-A of Fig. 1.Fig. 4 is the section view along the absorbent commodity of the line B-B of Fig. 1 Figure.Fig. 5 is the cross-sectional view along the absorbent commodity of the line C-C of Fig. 1.

Absorbent commodity 1 has front-rear direction L, width direction W and thickness direction T.Front-rear direction L is from wearer The direction or be the direction extended from the rear side of wearer to front side that front side (veutro) extends to rear side (back side).Width side To the direction that W is with front-rear direction L-orthogonal.Thickness direction T is with respect to surface side T1 from the skin of wearer to non-skin opposite face The direction that side T2 extends, and be the direction orthogonal with front-rear direction L and width direction W.Skin is equivalent to respect to surface side T1 to be made That facing side of the skin of used time and wearer.Non- skin is equivalent to surface side opposite with skin when in use with respect to surface side T2 That side of T1 opposite that side, i.e. the direction position opposite with the skin of wearer.

Absorbent commodity 1 has middle section S1, front area S2 and posterior region S3.Middle section S1 is and dress The opposite region in the discharge port (such as introitus) of person.When absorbent commodity 1 is worn on underwear, middle section S1 is located at interior The lower crotch of clothing.That is, middle section S1 be disposed on the in-leg of wearer, i.e. wearer two legs between region.

Front area S2 is located at the position that front side is leaned on than middle section S1.The front-end edge prescribed absorbed object of front area S2 The front-end edge of product 1.Posterior region S3 is located at the position that rear side is leaned on than middle section S1.The end edge prescribed absorbed of posterior region S3 The end edge of property article 1.Length on the front-rear direction L of posterior region S3 is longer than the length on the front-rear direction L of middle section S1 Degree.

The alar part 3 of the outside bulging in width direction is equipped in middle section S1.In addition, posterior region S3 be equipped with to The buttocks flap 4 of outside bulging on width direction W.Alar part 3 and buttocks flap 4 are adjacent in the longitudinal direction.Alar part 3 and buttocks Flap 4 reaches the position for leaning on the outside on width direction W in the lateral border of middle section S1 than absorbent cores 31.

The root of alar part forms narrowing portion made of inside constriction of the outer rim of alar part in width direction.Narrowing portion is the wing Two parts of the outer rim in the portion farthest inside recess on width direction W, set on the front-end edge and alar part of alar part End edge.The front-end edge of alar part 3 provides the boundary between middle section S1 and front area S2.In the end edge regulation of alar part 3 Entreat the boundary between region S1 and posterior region S3.The front-end edge of buttocks flap and the end edge of alar part are consistent, form buttocks shield Narrowing portion made of the inside constriction of the outer rim of the wing and the outer rim of alar part in width direction.In addition, the outer rim 4E of buttocks flap 4 In the waveform shape of the multiple recess portion 4C for the inside recess having in width direction.

Absorbent commodity 1 has skin dough sheet 10, non-skin dough sheet 20 and absorber 30.Skin dough sheet 10 is located at than inhaling Acceptor 30 leans on position of the skin with respect to surface side T1.Skin dough sheet 10 has positive dough sheet 11 and sidepiece sheet 12.Non- skin dough sheet 20 It is located at the position than absorber 30 by non-skin with respect to surface side T2.Absorber 30 be located at skin dough sheet 10 and non-skin dough sheet 20 it Between.Sidepiece sheet 12 covers the lateral border on the width direction W of positive dough sheet 11, and outer on width direction W to leaning on than positive dough sheet 11 The position of side extends.Sidepiece sheet 12 is configured at lateral border, alar part 3 and buttocks flap 4 on the width direction W of absorber 30.

Absorber 30 is at least configured in middle section S1 and posterior region S3.In addition, absorber 30 can also be from central area Domain S1 extends to front area S2.There are absorber 30 absorbent cores 31 comprising the absorbing material for absorbing liquid and package to inhale Receive the core covering 32 of core 31.Core covering 32 at least than absorbent cores 31 by skin with respect to surface side position covering absorbent cores 31 be It can.

As shown in Fig. 2, being set in order to which absorbent commodity is engaged in underwear S in the non-skin opposite face of non-skin dough sheet 20 There is joint portion 60.Joint portion 60 has adhesive.Joint portion 60 includes positioned at more forward than aftermentioned low weight per unit area portion 41 Side position the 1st joint portion 61, positioned at the position than low weight per unit area portion 41 rearward the 2nd joint portion 62, be set to 3rd joint portion 63 of buttocks flap and the 4th joint portion 64 set on alar part.1st joint portion 61 and the 2nd joint portion 62 be set to The region that absorber 30 is overlapped.1st joint portion 61 and the 2nd joint portion 62 separate in the longitudinal direction.It, will be about joint portion 60 Aftermentioned middle detailed description.

In addition, carrying out the survey of " weight per unit area of absorber " in this specification using measurement method below Amount.

In the case where absorbent commodity 1 is sealing into packaging bag etc., take out and with the state using from packaging bag 20 DEG C ± 2 DEG C, place the sample after 12 hours under the atmosphere of 60% ± 5%RH of relative humidity.It is packaged for packaged body For absorbent commodity, package body is broken a seal, the absorbent commodity of folding is unfolded and is measured to be used for measurement unit area weight With the thickness and area of the part of density.Then, the part self-absorption article of measurement unit area weight and density will be used for It cuts, measures the weight of the part scaled off.Then, the part that scales off certainly remove positive dough sheet and back sheet etc. except absorber it Outer part, and measure the weight of absorber.Weight based on absorber and for measurement unit area weight and density Partial area carrys out unit of account area weight.

The measurement of " thickness of absorber " in this specification is carried out using measurement method below.In absorbent commodity In the case that 1 is sealing into packaging bag etc., take out and with the state using from packaging bag in 20 DEG C ± 2 DEG C, relative humidity 60% The sample after 12 hours is placed under the atmosphere of ± 5%RH.In measurement, so that the retractility member extension of absorbent commodity is opened State measure rather than by absorbent commodity be set as shrink state.Also, by the skin face other than absorber The part in addition to absorber such as piece and non-skin dough sheet removes.Using the amesdial PEACOCK of rugged production institute (strain) system of tail, survey Head uses the gauge head of diameter 10mm, prepares the test piece that size is 30mm × 30mm, to measure the thickness of the test piece.By measuring appliance The measurement pressure applied to test piece is adjusted to 3g/cm².Herein, above-mentioned survey is carried out in the state of respectively for 10 samples Amount, using the average value as thickness.

In addition, carrying out the measurement of " length " of this specification using measurement method below.It is sealed in absorbent commodity 1 In the case where entering to packaging bag etc., take out and with the state using from packaging bag in 20 DEG C ± 2 DEG C, relative humidity 60% ± 5% The sample after 12 hours is placed under the atmosphere of RH.Then, using the spring wind tape (tape of the affine measurement Co. Ltd. system of Japan Portion：Using glass fibre as substrate, using vinyl chloride as coating), measurement object portion is measured in a manner of along measurement object position Length under the state of position.Herein, above-mentioned measurement is carried out in the state of respectively for 10 samples, which is made For length.

(2) detailed construction of absorber

Absorber 30 has low weight per unit area portion 41.The unit area of the absorbing material in low weight per unit area portion 41 The weight per unit area of the absorbing material of central part on the front-rear direction of weight ratio middle section is low." low weight per unit area Portion " refers to, by having the list lower than the weight per unit area of the absorbent cores 31 at the center on the front-rear direction in centrally located region The region that the absorbent cores 31 of position area weight are formed or the region without absorbent cores 31.In this way, " low weight per unit area Portion " is the concept in the region that the weight per unit area comprising absorbent cores 31 is zero.Even if being in " low weight per unit area portion 41 " In the case where region without absorbent cores 31, it can also be wrapped up and be absorbed across low weight per unit area portion 41 with core covering 32 Core 31 is whole.In this case, even if absorbent cores 31 are truncated as multiple regions, absorber 30 can also utilize 32 one of core covering Ground is formed.

Low weight per unit area portion 41 becomes the changed boundary of rigidity of absorber 30.Thus, low unit area weight Amount portion 41 is equivalent to the region that absorber 30 easily deforms.W extends in the width direction in low weight per unit area portion 41, to inhale The property received article 1 curved mode can be formed in the thickness directiont.Low weight per unit area portion 41 is on width direction W from suction One end of acceptor 30 extends to the other end.

In the present embodiment, low weight per unit area portion 41 is on the width direction W in low weight per unit area portion 41 Center curve shape rearward outstanding.More particularly, the center on the width direction W in low weight per unit area portion 41 is located at Than the lateral border position rearward in low weight per unit area portion 41.Length on the front-rear direction L in low weight per unit area portion 41 Degree can both be fixed, and can also be not fixed.Position on the front-rear direction in the low weight per unit area portion 41 of present embodiment exists Change in width direction, the center 41CL on the front-rear direction in low weight per unit area portion 41 is connected and the line that is formed Position on front-rear direction also changes in the direction of the width, in the center curved shape rearward outstanding on width direction W Shape.The front-end edge 41F in low weight per unit area portion 41 is the front-end edge of low weight per unit area portion entirety, and is low unit area The front-end edge at the lateral border 41E in low weight per unit area portion 41 in weight portion.The end edge in low weight per unit area portion 41 41R is the end edge of low weight per unit area portion entirety, and is low weight per unit area portion 41 in low weight per unit area portion The end edge at center on 41 width direction W.

Low weight per unit area portion 41 be set to middle section S1 (alar part 3) front-rear direction L on center rear side and be The front side of the posterior lateral margin of absorber 30.At least part in low weight per unit area portion 41 is set to middle section S1 and posterior region Boundary between S3.Low weight per unit area portion 41 is set at least one of the boundary between middle section S1 and posterior region S3 Point, the whole region of boundary can not be set to.At least part in low weight per unit area portion 41 is set to buttocks flap 4 Narrowing portion 5 made of the inside constriction of outer rim and the outer rim of alar part in width direction is end edge (the buttocks flap 4 of alar part 3 Front-end edge), or set on the region extended from outside of the narrowing portion 5 in width direction.Middle section S1 is by wearer's Leg clips, and is easy to have the outside on W in the width direction and deforms towards power of the inside in width direction etc..By It is equipped with low weight per unit area portion 41 in the region of the outside extension in narrowing portion 5 or from narrowing portion 5 in width direction, because This can absorb the deformation of middle section S1 using low weight per unit area portion 41, and the deformation is inhibited to transmit to buttocks flap 4.By This, is able to suppress the torsion of buttocks flap 4, the generation of fold, and the sense of discomfort, excreta when so as to inhibit to wear are let out Leakage.

In the region of the end edge 41R than low weight per unit area portion 41 rearward configured with the multiple recessed of buttocks flap 4 At least part of recess portion 4C in portion 4C.Due to the region in the end edge 41R than low weight per unit area portion 41 rearward Configured with recess portion 4C, therefore the deformation in low weight per unit area portion 41 can be truncated using recess portion 4C, inhibit the deformation to than recessed The position transmitting of portion 4C rearward, inhibits to generate bending, fold at 4 entirety of buttocks flap.Thereby, it is possible to inhibit buttocks flap 4 torsion, the generation of fold, the leakage of sense of discomfort, excreta when so as to inhibit to wear.

(3) folding of absorbent commodity

Absorbent commodity 1 is folded up using preceding using fold line FL1 as basic point.Fold line FL1 is used for so as to absorb The line that the skin opposite face of property article 1 mode relative to each other is folded, fold line FL1 shape in the state that this is folded At.Fold line FL1 is formed into the habitual bending of paddy folding relative to wearer.

Fig. 6 is the absorbability under the unfolded state that the absorbent commodity 1 that will be folded using fold line as basic point is unfolded The schematical perspective view of article 1.Absorbent commodity shown in fig. 6 using the contraction for the elastic component 91 for forming leak-proof cuff and Swell low weight per unit area portion 41 and the region Chong Die with low weight per unit area portion 41 to wearer side.Fig. 7 is Fig. 5 institute The schematical enlarged drawing in the low weight per unit area portion 41 shown.(a) of Fig. 7 is absorbent commodity expansion and elastic component 91 The elongation state extended, (b) of Fig. 7 are absorbent commodity expansion and the contracted contraction state of elastic component 91.

It sets fold line FL1 to, the contraction of elastic component 91 is utilized under the unfolded state for expanding absorbent commodity Swell low weight per unit area portion 41 to wearer side.Due in the deployed state, with low weight per unit area portion 41 to wearing The mode of person side protuberance be equipped with fold line in low weight per unit area portion 41, therefore by the 1st joint portion 61 and the 2nd joint portion When 62 equal joint portions 60 are engaged in underwear, low weight per unit area portion 41 is not easy configuration between underwear S and joint portion 60.By This, low weight per unit area portion 41 will not hinder the engagement of underwear S Yu joint portion 60, and joint portion 60 can be inhibited to be engaged in and be not intended to The unfavorable condition that the position of engagement or joint portion 60 are bent, is easy to the engagement state for maintaining to be realized by joint portion 60.As a result, It is able to maintain that the bonding station of absorbent commodity 1, inhibits the leakage of the sense of discomfort, excreta when wearing.

W extends fold line FL1 in the width direction.Fold line FL1 across low weight per unit area portion and with low unit area The adjacent absorbent cores in weight portion it is arranged.Center 41CL on fold line FL1 and the front-rear direction in low weight per unit area portion 41 It separates in the longitudinal direction.At least part of fold line FL1 is set to not and on the front-rear direction in low weight per unit area portion 41 The consistent position center 41CL.At least part of fold line FL1 on the front-rear direction in low weight per unit area portion 41 Center 41CL be disposed separately, it is Chong Die with the center 41CL on front-rear direction also to can be set to part.In low unit plane Product is formed with fold line FL1 and adjacent with fold line adjacent area on front-rear direction L in weight portion 41.For adjacent area For, equipped with fold line FL1 and positioned at the front side than low weight per unit area portion 41 between the absorbent cores 31 of the position of front side Adjacent area 411 and fold line FL1 and positioned at than low weight per unit area portion 41 by rear side position absorbent cores 31 between Rear side adjacent area 412.

Fold line FL1 is paddy folding relative to wearer, therefore the adjacent area adjacent with fold line FL1 is Fig. 6's and Fig. 7 (b) it is swelled using fold line FL1 as basic point to wearer side in the state of shown in.At least part of fold line FL1 not with low list Center 41CL on the front-rear direction in position area weight portion 41 is consistent, but the front and back relative to low weight per unit area portion 41 Center on direction deviates in the longitudinal direction.On front-rear direction of the fold line FL1 relative to low weight per unit area portion In the region of off-centring, on the front-rear direction L of one of adjacent area (the rear side adjacent area 412 in present embodiment) Length it is longer than the length on the front-rear direction L of another one (the front side adjacent area 411 in present embodiment).One adjacent region Domain for another adjacent area, the length on front-rear direction swelled under the unfolded state of absorbent commodity compared with It is long, more easily swelled to wearer side.

(4) the wearing form of absorbent commodity

Next, illustrating wearing form of the absorbent commodity formed like this on underwear S.Wearer is by absorbability When article is worn on underwear, the absorbent commodity 1 under the folded state being folded is unfolded first.As shown in fig. 6, in expansion shape Under state, low weight per unit area portion 41 becomes the state that L is shunk along the longitudinal direction under the action of the contraction of elastic component 91.It connects Get off, the joint portion of the absorbent commodity under unfolded state is engaged in underwear by wearer.At this point, underwear S is separated with body State, specifically, being configured at the lower section of the in-leg of wearer.Fig. 8 be the absorbent commodity under wearing state, along figure The schematical cross-sectional view of 1 line C-C.(a) of Fig. 8 is that the absorbent commodity 1 under unfolded state is engaged in underwear and is being incited somebody to action State before being mentioned on underwear.In the state of upper shift to an earlier date, absorbent commodity 1 connects by the 1st joint portion 61 and the 2nd joint portion 62 Together in underwear, L is shunk in the low weight per unit area portion 41 between the 1st joint portion 61 and the 2nd joint portion 62 along the longitudinal direction.It connects down Come, wearer above mentions absorbent commodity shown in (a) of Fig. 8, and underwear S and absorbent commodity 1 are configured to the waist in wearer Around.(b) of Fig. 8 is the state after above mentioning underwear.

When around the waist that underwear S and absorbent commodity 1 are configured at wearer, underwear S is to fit in the body of wearer The mode of body extends.At this point, along with the elongation of underwear S, the region stretching, extension that low weight per unit area portion 41 is shunk, absorbability object Product 1 deform with the deformation of underwear.The front and back at the 1st joint portion 61 and the 2nd joint portion 62 in the state of after wearing Distance on L than in the state of before wearing the 1st joint portion 61 and the distance between the 2nd joint portion 62 it is long.1st joint portion 61 It is not easy to separate with underwear in wearing with the 2nd joint portion 62, fixed position will be shifted to an earlier date by being readily maintained on underwear.It can Inhibit the absorbent commodity 1 in wearing that bending or positional shift unexpectedly occurs, is able to suppress sense of discomfort when wearing, drains The leakage of object.

(5) leak-proof cuff

Absorbent commodity 1 has a pair of of leak-proof cuff.Leak-proof cuff is the pleat for the erecting that can be erected to wearer side Pleat.Leak-proof cuff includes sidepiece sheet 12 and elastic component 91.The interior lateral margin 12E of sidepiece sheet 12 is along front-rear direction L to width side Outside on W is turned back.Configured with can L flexible elastic component 91 along the longitudinal direction between the sidepiece sheet 12 of the fold-back. The interior lateral margin 12E of sidepiece sheet 12 is not engaged in positive dough sheet 11.The interior lateral margin 12E and elastic component 91 of sidepiece sheet 12, which are formed, to be erected The leak-proof cuff of property.Absorbent commodity has the constriction zone that can be shunk along the longitudinal direction under the action of elastic component 91.It receives Contracting region refers to the region that elongation state configures elastic component 91 and is formed, and is to be applied with using elastic component along front and back To the region of the power of contraction.Constriction zone is general other than the region formed with non-elongate state configuration elastic component It reads.For the elastic component 91 of Fig. 1, constriction zone is only shown, is not shown with non-elongate state configuration elastic component and shape At region.Therefore, the range of the elastic component 91 of Fig. 1 is consistent with the range of constriction zone.Constriction zone is on front-rear direction L Configure to across middle section S1.

The elastic component 91 of leak-proof cuff is formed on front-rear direction L across low weight per unit area portion 41 or across from low list Configure to the region that outside of the position area weight portion 41 in width direction extends.More specifically, the front end of elastic component 91 Position of the edge 91F positioned at the front-end edge 41F than low weight per unit area portion 41 on the front, the end edge of elastic component 91 91R In the position of the end edge 41R than low weight per unit area portion 41 rearward.From low weight per unit area portion 41 to width direction On the region that extends of outside refer to from after the front-end edge 41F in low weight per unit area portion 41 and low weight per unit area portion 41 The region that region between ora terminalis 41R extends in the width direction.The weight per unit area in low weight per unit area portion 41 is than center The weight per unit area at the center on the front-rear direction in region is low, it is prone to deform.In addition, low weight per unit area portion 41 The absorbent cores 31 of weight per unit area and the middle section S1 (or posterior region S3) adjacent with low weight per unit area portion 41 Weight per unit area it is different, be the changed boundary of rigidity.Be easy to as a result, with low weight per unit area portion 41 and with low list The basic point that is demarcated as between the adjacent absorbent cores in position area weight portion 41 deforms.In addition, elastic component 91 crosses over low unit The region that the outside from low weight per unit area portion 41 in width direction extends is crossed in area weight portion 41.Using in this way Structure, low weight per unit area portion 41 is sent out in such a way that the length on front-rear direction shortens with the contraction of elastic component 91 Change shape, and low weight per unit area portion 41 becomes the state shunk in front-rear direction.Stretching with underwear S when dressing as a result, Long, the region stretching, extension of the contraction in low weight per unit area portion 41, absorbent commodity 1 can follow the deformation of underwear and become Shape.In wearing, the 1st joint portion 61 and the 2nd joint portion 62 are not easy to separate with underwear, and institute will be shifted to an earlier date by being readily maintained on underwear Fixed position.It is able to suppress the absorbent commodity 1 in wearing and bending or positional shift unexpectedly occurs, be able to suppress dress When sense of discomfort, excreta leakage.

(6) engaging zones between the non-set out region between skin dough sheet and absorber and non-skin dough sheet and absorber

Skin dough sheet 10 is not leaned on than skin dough sheet 10 with being set at the region Chong Die with low weight per unit area portion 41 Non- skin is engaged with respect to the component of the position of surface side.Set on the component than skin dough sheet 10 by non-skin with respect to the position of surface side It being capable of exemplary absorbent body and second.More specifically, in non-set out region 46 shown in Fig. 1, skin dough sheet 10 and formation The core covering 32 of absorber 30 is not engaged.Non-set out region 46 is in Fig. 1 by being shown with region enclosed by the dotted line.It is disengaged Region 46 at least can extend to the other end from one end on the width direction W in low weight per unit area portion 41.It is non-instead of in this Engaging zones 46 can not also extend to the both ends in low weight per unit area portion 41 on width direction W.In low unit area At weight portion 41, the component at the position of skin dough sheet surface side not opposite with set on non-skin is leaned on than skin dough sheet is engaged, When therefore deforming in a manner of shrinking under the action of low weight per unit area portion 41 is in elastic component, skin dough sheet is easy to It deforms in a manner of to the bulging of wearer side.

Non- skin dough sheet 20 is leaned on than non-skin dough sheet 20 at the region Chong Die with low weight per unit area portion 41 with being set to Skin is engaged with respect to the component at the position of surface side.More specifically, the core covering of non-skin dough sheet 20 and formation absorber It is bonded together.Skin dough sheet 10 and absorber 30 are not engaged, and non-skin dough sheet 20 and absorber 30 are bonded together, Therefore compared with the non-skin of absorbent commodity is with respect to surface side, skin is lower with respect to the rigidity of surface side, in low weight per unit area When portion 41 is deformed in a manner of shrinking under the action of elastic component, low weight per unit area portion 41 is easy to opposite to skin Surface side protuberance.Low weight per unit area portion 41 does not hinder the engagement between underwear and joint portion, is able to maintain that absorbent commodity Bonding station can further suppress the leakage of the sense of discomfort, excreta when wearing.

(7) joint portion

1st joint portion 61 is configured at the position than the 2nd joint portion 62 on the front and than low weight per unit area portion 41 on the front It sets.2nd joint portion 62 discretely configures on front-rear direction L with the 1st joint portion 61.2nd joint portion 62 is configured at than low unit The position of area weight portion 41 rearward.1st joint portion 61 and the 2nd joint portion 62 are matched across low 41 ground of weight per unit area portion Set, thus from it is upper in advance state mention upwards after state change when, even if making the 1st joint portion with the elongation with underwear The elongated mode in the distance between 61 and the 2nd joint portion 62 pulls, and also can be that low weight per unit area portion 41 extends, be able to maintain that The engagement at the 1st joint portion 61 and the 2nd joint portion 62.It is able to suppress and is separated positioned at the 2nd joint portion of posterior region S3 with underwear, energy Enough inhibit the end edge of the absorbent commodity in wearing to the posterior region of skin opposite face lateral bending folding or absorbent commodity The unfavorable condition that position deviates in the direction of the width.The leakage of sense of discomfort, excreta when thereby, it is possible to inhibit to wear.

Low weight per unit area portion 41 is configured at region not Chong Die with joint portion 60.Using such structure, low When weight per unit area portion 41 is shunk under the action of the contraction of elastic component 91, it is able to suppress joint portion 60 and is adhering to each other.Energy It enough prevents joint portion 60 to be engaged in the position not positioned, is able to maintain that between absorbent commodity 1 and underwear S by joint portion The state of 60 engagements.It is able to suppress the absorbent commodity in wearing and bending or positional shift unexpectedly occurs, can further press down The leakage of sense of discomfort, excreta when system is worn.

It is configured between the 3rd joint portion 63 and the 4th joint portion 64 and prolongs in the width direction from low weight per unit area portion 41 At least part in the region stretched.Therefore, though made with the elongation with underwear the 3rd joint portion 63 and the 4th joint portion 64 it Between the elongated mode of distance pulled, also can be that low weight per unit area portion 41 extends, be able to maintain that 63 He of the 3rd joint portion The engagement at the 4th joint portion 64.The 3rd joint portion 63 for being able to suppress the posterior region positioned at absorbent commodity is separated with underwear, is pressed down The buttocks flap 4 in wearing is made to deviate in the direction of the width not to the position of skin opposite face lateral bending folding or buttocks flap 4 Good situation.The leakage of sense of discomfort, excreta when thereby, it is possible to inhibit to wear.

The end edge at the 2nd joint portion 62 is configured at the shrinking zone than shrinking along the longitudinal direction under the action of elastic component 91 The position of domain rearward.The 2nd joint portion 62 positioned at the position than constriction zone rearward is not easy in the deployed state in bullet It is shunk under the action of the contraction of property component 91, is easy to maintain the engagement state relative to underwear.In addition, when above mentioning underwear, Constriction zone is extended with the deformation of underwear, is easy to the 2nd joint portion 62 for maintaining to be located at the position than constriction zone rearward Engagement state between underwear.Thereby, it is possible to maintain the bonding station of absorbent commodity, discomfort when wearing is further suppressed Sense, the leakage of excreta.

The front-end edge 63F at the 3rd joint portion 63 and the end edge 63R at the 3rd joint portion 63 are configured at than the work in elastic component The position of the constriction zone shunk along the longitudinal direction under rearward.The 3rd engagement positioned at the position than constriction zone rearward Portion is not easy to shrink under the action of the contraction of elastic component in the deployed state, is easy to maintain the joint shape relative to underwear State.In addition, constriction zone and the 3rd joint portion separate in the longitudinal direction, therefore stretched in constriction zone with the deformation of underwear When having grown, it is easy to maintain the engagement state between the 3rd joint portion and underwear.It is able to suppress the fold-back of buttocks flap, the production of fold It is raw, to further suppress the leakage of sense of discomfort when wearing, excreta.

4th joint portion 64 is separated with low weight per unit area portion 41, is configured at the front end than low weight per unit area portion 41 The position of edge 41F on the front.4th joint portion 64 is engaged in the crotch of underwear in the state of dressing.The crotch of underwear is by double Layer cloth etc. is formed, with underwear be connected to the region of buttocks compared with, rigidity is higher, it is not easy to extend.In addition, being directed to the crotch of underwear For portion, the 1st joint portion 61 of absorbent commodity 1 and the 4th joint portion 64 are engaged with it, and clip absorption in the thickness directiont Property article 1 be not easy to extend with underwear compared with the region that buttocks abuts.That is, the area that the 4th joint portion 64 is engaged Domain is the region for being difficult to extend.In contrast, the region for being connected to buttocks of underwear is compared to the easy elongation of the crotch of underwear Region.Low weight per unit area portion 41, therefore low weight per unit area are being configured with than the position of the 4th joint portion 64 rearward Portion 41 is easy to extend along the longitudinal direction with the elongation in the region for being connected to buttocks of underwear, and absorbent commodity more easily chases after It deforms with the deformation of underwear.

(8) compression unit

Absorbent commodity 1 has the compression unit formed and compressing at least absorbent cores 31 in a thickness direction.Compression unit Including front side compression unit 81 and rear side compression unit 82.Front side compression unit 81 and rear side compression unit 82 separate in the longitudinal direction.Before Before at least part in side compression portion 81 and at least part of rear side compression unit 82 are set to the constriction zone of elastic component 91 In range in rear direction.Front side compression unit 81 is not configured across low 41 ground of weight per unit area portion in the longitudinal direction.After in addition, Side compression portion 82 is not set in low weight per unit area portion 41.It is more forward than low weight per unit area portion 41 using such structure The region of side rigidity under the action of the compression unit of front side is got higher, it is not easy to be become under the action of the convergent force of elastic component Shape is easy to maintain absorber into flat state.Similarly, lean on the region of rear side in rear side than low weight per unit area portion 41 Rigidity is got higher under the action of compression unit, it is not easy to be deformed, is easy absorber under the action of the convergent force of elastic component Maintain flat state.It, can be with smooth face and wearer due to being easy that absorber is maintained to flat state Skin abut, inhibit wearing when generate sense of discomfort.On the other hand, on the front-rear direction in low weight per unit area portion 41 Not formed compression unit in the range of whole region, therefore be easy to make low weight per unit area portion 41 in the contraction of elastic component The lower mode shunk of effect deforms, it can be made to deform in such a way that the elongation with underwear extends.Even The convergent force of elastic component is higher, and the biggish structure of shrinkage in low weight per unit area portion 41 is also able to suppress absorber It is out of shape, maintain good use feeling.It can be improved absorbent commodity and follow performance relative to underwear.

(9) variation

Next, illustrating the embodiment of variation based on Fig. 9 and Figure 10.In addition, the embodiment in variation is said In bright, structure same as above-mentioned embodiment using identical appended drawing reference and is omitted the description.Fig. 9 is the suction of variation The top view of the property received article, Figure 10 is the back view of the absorbent commodity of variation.The absorbent commodity 1A of variation is equipped with more A low weight per unit area portion 41.Multiple low weight per unit area portions 41 configure at spaced intervals in the longitudinal direction.Have In the structure in multiple low weight per unit area portions 41, fold line FL1 is set at least part of low weight per unit area portion, The absorbent commodity 1A of variation is being located on the foremost side at low weight per unit area portion 41 equipped with fold line FL1.

The 2nd joint portion 62 set on posterior region S3 is truncated on front-rear direction L.Each 2nd joint portion 62 is configured at not The region Chong Die with low weight per unit area portion 41.Multiple low weight per unit area portions 41 are set to the constriction zone of elastic component 91 In the range of, become the state shunk under the action of the contraction of elastic component 91.Due in the shrinking zone of elastic component 91 Multiple low weight per unit area portions 41, therefore the shrinkage (front-rear direction in low weight per unit area portion 41 are equipped in the range of domain On length) become larger, can be improved the tracing ability relative to underwear.In addition, due to being equipped with multiple low weight per unit area portions 41, Therefore the part shunk by low weight per unit area portion 41 can be set at multiple positions, in absorbent commodity can correspond to Multiple positions of clothing and follow, joint portion 60 be more difficult to from underwear remove.

More than, described the invention in detail using above embodiment, but can it is clear that, for this field For technical staff, the present invention is not limited to the embodiments illustrated in this specification.The present invention can not departed from by weighing Implemented under the premise of the spirit and scope of the invention as defined in the record of sharp claim as modifications and changes technical solution. Thus, the record of this specification for illustrative purposes, for the present invention and do not have any restrictions meanings.

In addition, the Japanese Patent filed an application on March 30 in 2016 goes out to be willing to that No. 2016-67995 full content passes through Reference is programmed into this specification.

Industrial availability

It is capable of providing a kind of sense of discomfort when wearing of inhibition and the absorbent commodity of the leakage that is able to suppress excreta.

Description of symbols

1 absorbent commodity；10 skin dough sheets；11 positive dough sheets；12 sidepiece sheets；20 non-skin dough sheets；30 absorbers；31 absorb Core；32 core coverings；41 low weight per unit area portions；61 the 1st joint portions；62 the 2nd joint portions；63 the 3rd joint portions；64 the 4th engagements Portion；81 front side compression units；82 rear side compression units；FL1 fold line；L front-rear direction；W width direction；T thickness direction；S1 central area Domain；The front area S2；S3 posterior region.

Claims

1. a kind of absorbent commodity comprising：

Orthogonal front-rear direction and width direction；

Middle section is configured at the in-leg of wearer；

Posterior region is located at the rear side of the middle section；

Absorber is configured at the middle section and the posterior region；

Elastic component, can be flexible along the front-rear direction；

Fold line extends along the width direction, and for making the absorbent commodity with the flesh of the absorbent commodity Skin opposite face mode relative to each other is folded, wherein

The absorber has the boundary set on the middle section and the posterior region and prolongs along the width direction The low weight per unit area portion stretched,

The weight per unit area in the low weight per unit area portion is than the central part on the front-rear direction of the middle section Weight per unit area it is low,

The joint portion includes positioned at the 1st joint portion of the position than the low weight per unit area portion on the front and positioned at than institute The 2nd joint portion of the position of low weight per unit area portion rearward is stated,

The elastic component is across the low weight per unit area portion or across from the low weight per unit area portion to described The region that outside in width direction extends,

The fold line is set to the low weight per unit area portion, so that the low weight per unit area portion is in the absorbability object It is swelled under the action of the contraction of the elastic component to wearer side under the unfolded state that product expand.

2. absorbent commodity according to claim 1, wherein

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

The skin dough sheet is at the region Chong Die with the low weight per unit area portion not and set on than the skin dough sheet Component by non-skin with respect to the position of surface side engages.

4. absorbent commodity according to claim 3, wherein

The skin dough sheet is not engaged with the absorber at the region Chong Die with the low weight per unit area portion,

5. absorbent commodity according to any one of claims 1 to 4, wherein

6. absorbent commodity according to any one of claims 1 to 5, wherein

The end edge at the 2nd joint portion is configured at the receipts than shrinking under the action of the elastic component along the front-rear direction The position of contracting region rearward.

7. absorbent commodity described according to claim 1~any one of 6, wherein

3rd joint portion is configured at than leaning under the action of the elastic component along the constriction zone that the front-rear direction is shunk The position at rear.

8. absorbent commodity according to any one of claims 1 to 7, wherein

The absorbent commodity has：Buttocks flap bloats in outside of the posterior region in the width direction；And

Alar part, it is adjacent with the buttocks flap, and bloated in outside of the middle section in the width direction,

The low weight per unit area portion is set to the outer rim of the buttocks flap and the outer rim of the alar part in width direction Narrowing portion made of the constriction of inside or set on the region extended from outside of the narrowing portion in the width direction.

9. absorbent commodity described according to claim 1~any one of 8, wherein