CN105407845B

CN105407845B - Absorbent commodity

Info

Publication number: CN105407845B
Application number: CN201480042197.3A
Authority: CN
Inventors: 木村真由美; 仓桥昌男; 山本耕裕
Original assignee: Kao Corp
Current assignee: Kao Corp
Priority date: 2013-07-26
Filing date: 2014-07-15
Publication date: 2017-12-29
Anticipated expiration: 2034-07-15
Also published as: JP5738449B2; TR201601068T1; WO2015012155A1; TW201509390A; JP2015042244A; TWI510223B; CN105407845A

Abstract

The absorbent commodity (1) of the present invention has tab portion (7) in the both sides of excretory portion counterpart (B), absorber (4) has with excretory portion gap zone (S) of the dispersity formed with longitudinal slot (43) along longitudinal direction (X) in excretory portion counterpart (B), has central gap zone (S1) in the transverse direction (Y) of the excretory portion gap zone (S) and the central portion of longitudinal direction (X).Absorbent main body (5) is in the outside of left and right two of central gap zone (S1) formed with pod (51).Absorber (4) is provided with the outside of left and right two of central gap zone (S1) has the longitudinal slot (43a~43e) and longitudinal slot (43f, 43g) positioned at position than pod (51) in the outer part overlapping with pod (51).

Description

Absorbent commodity

Technical field

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

Background technology

In order to prevent the side leakage of the absorbent commodities such as sanitary napkin or incontinence protection, consideration make absorbent commodity or its Absorber is configured to wider width and increases absorptive capacity.However, when only widening the width of absorber, the side of absorber is worried Portion extends out from the lateral margin of the crotch of the clothings such as shorts, operability change when tab portion is fixed in a manner of turning down to crotch Difference, or wearing feeling is deteriorated being wrinkled from the part that crotch is stretched out.Wrinkle be not by the performance such as conformable raising for the purpose of and Caused deformation, it is the deformation of non-original idea.

Furthermore it is known that form the technology of slot or opening in absorber.

For example, recorded in patent document 1, the part in addition to periphery in absorber, at a prescribed interval The content of the slot formed more than 4 rows with defined length.

In addition, recorded in patent document 2, in the bond pattern bag for being engaged and being formed by positive dough sheet and liquid absorption layer The low rigid portion enclosed, form multiple switch-in parts.

Prior art literature

Patent document

Patent document 1：Japanese Patent Laid-Open No. Sho 63-18122 publications

Patent document 2：Japanese Patent Laid-Open 2006-081558 publications

The content of the invention

Present inventor et al. is entered for absorber with the technology that dispersity forms slot and improves the flexibility of absorber Go research, learnt, when forming slot in absorber, when being fixed in crotch when stretching tab portion, slot It can be open, positive dough sheet separates from absorber and causes absorption to hinder, therefore produces such as inferior unfavorable condition：Without normal direction absorber The discharged liquid successfully shifted remain in positive dough sheet and to wearer with moist feeling；Or produce liquid and accumulate, liquid is in positive dough sheet Surface flow and be also easy to produce liquid and spill.

In patent document 1, on forming the slot in absorber, the length along absorber is individually disclosed respectively The slot and the slot along width formation that direction is formed, slot alongst, throughout the substantially complete of absorber Grow and be continuously formed.Slot is provided with a manner of along its length direction even in absorber, generation is also easy to and is absorbing The wrinkle extended on the length direction of property article, spills because the wrinkle causes wearer to feel sense of discomfort or cause.

The technology of patent document 2 is to strengthen low rigid portion using positive dough sheet, so as to keep the skill of the intensity of liquid absorption layer Art.The operational or wearing feeling that being recorded in patent document 2 can improve when being fixed using tab portion can also prevent The method of unfavorable condition caused by the opening of slot.

Therefore, the present invention relates to a kind of absorbent commodity that can solve the problem that problem possessed by prior art.

The present invention provides a kind of absorbent commodity, and it includes absorbent main body, and the absorbent main body has：Liquid retainability Absorber；Configure the positive dough sheet in the relative surface side of skin of the absorber；With configuration the absorber non-skin opposite face The back sheet of side, the absorbent main body have：When wearing and wearer excretory portion relative configuration excretory portion counterpart；Match somebody with somebody Put in the front part than the excretory portion counterpart by the position of the veutro of wearer；With configuration than the excretory portion counterpart by wearing The rear portion of the position of the dorsal part for the person of wearing, the absorbent commodity have corresponding to the longitudinal direction of the fore-and-aft direction of wearer and with it just The transverse direction of friendship.Above-mentioned absorbent commodity has from the both sides along longitudinal direction of excretory portion counterpart to be prolonged to the outside of transverse direction respectively A pair of the tab portions stretched out.Above-mentioned absorber has excretory portion gap zone in above-mentioned excretory portion counterpart, the excretory portion slot Formed in region along above-mentioned longitudinal longitudinal slot on above-mentioned longitudinal direction and the two directions of above-mentioned transverse direction with scattered state, Above-mentioned horizontal and vertical central portion in the excretory portion gap zone has central gap zone, and the central gap zone is led to Cross so that scattered state configures multiple above-mentioned longitudinal slots and is formed.Above-mentioned absorbent main body is on a left side for above-mentioned central gap zone The outside of the right side two be respectively formed between above-mentioned positive dough sheet and above-mentioned absorber with reference to and the pod that is formed.Above-mentioned absorber is above-mentioned The outside of left and right two of central gap zone is respectively comprising longitudinal slot with the part overlapping with above-mentioned pod and positioned at than this Longitudinal slot of the position of pod in the outer part.

Brief description of the drawings

Fig. 1 (a) is the skin phase of the sanitary napkin for the embodiment for being denoted as the absorbent commodity of the present invention The top view of opposite side (positive dough sheet side), Fig. 1 (b) are the top partial view diagrams for the absorber for only representing the sanitary napkin.

Fig. 2 is Fig. 1 II-II schematic sectional views.

Fig. 3 is that longitudinal slot in the absorber for represent the sanitary napkin shown in Fig. 1 and pod and translot are respective The top view of position relationship.

Fig. 4 (a) and Fig. 4 (b) is the office of the absorber for the preferred disposition for representing longitudinal slot in excretory portion gap zone Portion's amplification plan view.

Fig. 5 (a) and Fig. 5 (b) is the office of the absorber for the other configurations for representing longitudinal slot in excretory portion gap zone Portion's amplification plan view.

Fig. 6 is the amplification plan view for the preferred structure for representing pod, front translot and rear translot.

Fig. 7 (a)~Fig. 7 (d) is the schematic section of the additional absorbents of the other examples for the method for folding for representing absorbent sheet Face figure.

Fig. 8 (a) and Fig. 8 (b) are other examples of the configuration of longitudinal slot of absorber for representing to use in the present invention The partial enlargement diagrammatic top view of the absorber of son.

Embodiment

Hereinafter, referring to the drawings, the absorbent commodity of the present invention is used based on the physiology as its preferable embodiment Sanitary napkin illustrates.As depicted in figs. 1 and 2, the sanitary napkin 1 of present embodiment include with liquid retainability absorber 4, Configure in the positive dough sheet 2 of the relative surface side of skin of the absorber 4 and configuration at the back side of the relative surface side of non-skin of the absorber 4 The absorbent main body 5 of piece 3, and with the longitudinal X and orthogonal to that horizontal Y of the fore-and-aft direction corresponding to wearer.

In addition, in this manual, skin opposite face is absorbent commodity or its component parts (such as absorbent main body 5) In when wearing absorbent commodity towards the face of the skin side of wearer, non-skin opposite face is absorbent commodity or its constituting portion The face of the direction side (wear the clothes side) opposite with skin side when wearing absorbent commodity in part.In addition, longitudinal X and absorbability thing The length direction of product (absorbent main body) is consistent, and the width of horizontal Y and absorbent commodity (absorbent main body) is (with length side To orthogonal direction) it is consistent.

Absorbent main body 5 has in longitudinal X：Excretory portion counterpart B, its when wearing and wearer fluid drainage portion (introitus etc.) is oppositely disposed；Front part A, it is configured when wearing (more preceding by the veutro of wearer than excretory portion counterpart B Side) position；With rear portion C, it is configured when wearing in the position than excretory portion counterpart B by the dorsal part (rear side) of wearer Put.

Sanitary napkin 1 also has a pair of tab portions 7,7 beyond absorbent main body 5, and a pair of tab portions 7,7 are from absorbability master The both sides along longitudinal X of excretory portion counterpart B in body 5 are respectively to extending out on the outside of horizontal Y.

In addition, in the absorbent commodity of the present invention, excretory portion counterpart is in the longitudinal direction of absorbent commodity (absorbability thing X-direction in the length directions of product, figure) on have tab portion region (by the root of longitudinal side of tab portion with it is another The region that the root of side clips).

As shown in Fig. 2 positive dough sheet 2 covers the whole region of the skin opposite face of absorber 4, and then from the edge of absorber 4 Longitudinal X both side edges to extending out (extension) on the outside of horizontal Y.On the other hand, back sheet 3 covers the non-flesh of absorber 4 The whole region of skin opposite face, so from the both side edges along longitudinal X of absorber 4 to horizontal Y on the outside of extend out, with The lateral plate 10 stated together forms flank section 6.The prolonging in the both sides genesis along longitudinal X from absorber 4 with lateral plate 10 of back sheet 3 Extending portion, it is bonded with each other by joint method known to bonding agent, heat sealing, ultrasonic sealing function etc..Positive dough sheet 2 and back sheet 3 Each it can also be engaged between absorber 4 via bonding agent.

Absorber 4 in present embodiment is as shown in Fig. 2 include the laminated body of absorbent sheet 401~403, such as Fig. 1 and figure Shown in 2, there is multi-layer portion 42 in excretory portion counterpart B.As shown in Fig. 2 multi-layer portion 42 is to form the absorbent sheet of absorber 4 The laminated sheet number part more than the part around it.The thickness of multi-layer portion 42 in present embodiment is also than around it Part it is thick, form the prominent protrusion in the oriented side of positive dough sheet 2 (skin of sanitary napkin 1 is with respect to surface side) in excretory portion counterpart B. In addition, absorber 4 includes：Main absorber 40, it forms the profile of absorber 4；With additional absorbents 41, itself and main absorber 40 A part overlap, it is and more small-sized than main absorber 40.Main absorber 40 includes the absorbability of 2 same shape formed objects Piece 401,402, these absorbent sheets 401,402 are when overlooking for the cambered rectangular shape of corner band and from front part A Rear portion C is extended to by excretory portion counterpart B, additional absorbents 41 are rectangular shape when overlooking, from excretory portion phase Rear portion Cs of the portion B near it is configured.Additional absorbents 41 are formed as double by the way that 1 absorbent sheet 403 is folded Layer construction, and configure between 2 absorbent sheets 401,402 of main absorber 40 are formed.By at one of main absorber 40 Additional absorbents 41 are put in distribution, can easily and efficiently increase the absorptive capacity of a part for absorber 4.Additional absorbents 41 can be stacked in the skin of the absorbent sheet 401 for the upside for forming main absorber 40 with respect to surface side, can also be stacked in composition master The non-skin of the absorbent sheet 402 of the downside of absorber 40 is with respect to surface side, to replace configuration being formed 2 suctions of main absorber 40 Structure between the property received piece 401,402., can also be viscous by the bonding agent that spreads etc. in addition, can not be engaged between absorbent sheet Connect.

As depicted in figs. 1 and 2, absorbent main body 5 skin opposite face (the skin opposite face of positive dough sheet 2) along vertical To X both sides, a pair of lateral plates 10,10 are with the side overlapping along longitudinal X left and right sides portion when overlooking with absorber 4 Formula, configured throughout longitudinal X of absorbent main body 5 substantially total length.A pair of lateral plates 10,10 are respectively positioned at excretory portion counterpart First closing line 11 of B wire and (the front part A and rear portion C) position before and after longitudinal X of first closing line 11 Wire the second closing line 12, be engaged in absorbent main body 5 (positive dough sheet 2).First closing line 11 is to horizontal Y when overlooking Outside protrusion curve-like, the second closing line 12 be when overlooking by with it is crossed longitudinally in a manner of the wire (jaggies that extends Shape).Lateral plate 10 includes the non-woven fabrics of water-repellancy.When lateral plate 10 is engaged in into absorbent main body 5 in closing line 11,12 like this During skin opposite face (positive dough sheet 2), as shown in Fig. 2 in the position than closing line 11,12 by horizontal Y inner side, formed by lateral plate The 10 spatial portion P formed with the division of positive dough sheet 2.Because spatial portion P is to the horizontal Y of absorbent main body 5 central opening, therefore The discharged liquid such as menses of flowing is incorporated in spatial portion P on the outside of horizontal Y mediad, as a result can effectively prevent discharged liquid Spill.

As shown in figure 1, flank section 6 is significantly stretched out in excretory portion counterpart B to horizontal Y outside, thus, in absorbability master The left and right sides along longitudinal X of body 5, being extended has a pair of tab portions 7,7.In addition, as shown in figure 1, positive dough sheet 2 and the back side Piece 3 from longitudinal X of absorber 4 front-end and back-end respectively to extending out on the outside of longitudinal X, in these extensions, using viscous Joint method known to connecing agent, heat sealing, ultrasonic sealing function etc. is bonded with each other and forms end sealing portion.

The non-skin for the crotch that tab portion 7 passes through the clothing worn to shorts etc. uses with respect to surface side inflection.Such as Fig. 1 Shown, tab portion 7 is located at the generally trapezoidal shape of the lateral side of absorbent main body 5 when overlooking with bottom (side longer than upper bottom) Shape.In the non-skin opposite face of tab portion 7, formed with the tab portion 7 (sanitary napkin 1) is fixed on into the clothing that shorts etc. are worn The tab portion paste section (not shown) of (not shown), when in use, can be by the clothing worn using the tab portion paste section Tab portion 7 after non-skin opposite face (outer surface) the side inflection of the crotch of thing, which is pasted, is fixed on the crotch.In addition, in absorbability The non-skin opposite face of main body 5, it is also formed with gluing for absorbent main body 5 to be fixed on to the main body for the clothing that shorts etc. are worn Patch portion (not shown).

As depicted in figs. 1 and 2, in the skin opposite face (the skin opposite face of positive dough sheet 2) of absorbent main body 5, formed with Positive dough sheet 2 and absorber 4 are supported or opposed the wire groove that the side of dough sheet 3 is integratedly recessed and formed.Above-mentioned wire groove is positive dough sheet 2 and absorbed The embossing groove that body 4 is integratedly pressurizeed and formed, including：A pair of pods 51,51, it prolongs in excretory portion counterpart B on longitudinal X Stretch；The front translot 53 of front translot 52 and second, it is located at front part A, extended in the lateral direction y respectively；And rear translot 54 With the second rear translot 55, it is located behind portion C, extended in the lateral direction y respectively.Wire groove can be by with heat or being not accompanied by The Embossing processing such as the extrusion process (so-called Embossing processing) of heat or ultrasonic embossing, is formed according to conventional method.In wire groove In, although not shown, but crimped between positive dough sheet 2 and absorber 4 via bonding agent, or by heat fused etc. and integration (knot Close).Also following situation is included in the statement combined between positive dough sheet 2 and absorber 4：Set between positive dough sheet 2 and absorber 4 There is another chip part such as the second chip part, the positive dough sheet is engaged with another chip part, and then by another chip part with inhaling Acceptor 4 engages (with reference to).

Such a wire groove can suppress liquid and be spread in the in-plane of absorber 4, so as to effectively prevent liquid from defending Spilt around raw towel 1.The width (length in direction orthogonal to the longitudinal direction) of wire groove is as long as and depth and such a absorption Wire groove in property article is similarly set.In addition, " wire " in so-called wire groove refers to, the shape of groove (depressed part) Straight line is not limited to when overlooking, also including curve, and each line can be continuous lines, or dashed line.For example, wire groove also may be used Formed row is embossed including discontinuous multiple points.In addition, as shown in figure 1, the sanitary napkin 1 of present embodiment be formed as on The center line (not shown) that absorbent main body 5 is halved in the lateral direction y is symmetrical.

As shown in figure 1, pod 51 is across the center line formation (not shown) for halving absorbent main body 5 in the lateral direction y Have a pair, a pair of pods 51,51 are formed as symmetrical on the basis of the center line.A pair of pods 51,51 not only exist respectively Excretory portion counterpart B extends, also respectively from excretory portion counterpart B portion A and rear portion C extensions forwards, in excretory portion counterpart B In extend in the horizontal Y of multi-layer portion 42 outside on longitudinal X.In addition, in the sanitary napkin 1 of present embodiment, the shape of pod 51 Gone as from each of front part A and rear portion C to excretory portion counterpart B, the curve shape being recessed to laterally inboard.Therefore, A pair of pods 51,51 are spaced in the longitudinally central most narrow nearby of excretory portion counterpart B, between front part A and rear portion B have Every most wide part.

The front translot 53 of front translot 52 and second overlook when to absorbent main body 5 longitudinal X front end convex it is curved Song, in addition, the rear translot 55 of rear translot 54 and second overlook when to absorbent main body 5 longitudinal X rear end convex it is curved It is bent.The top of 52~55 respective protrusion of translot, positioned at the horizontal Y of absorbent main body 5 center.A pair of pods 51,51 and Two front translots 53 and the second rear translot 55 link in the end of their length direction, thus, in the flesh of absorbent main body 5 Skin opposite face is formed when overlooking as the groove of ring-type.

As shown in figures 1 and 3, the absorber 4 in the sanitary napkin 1 of present embodiment has excretion in excretory portion counterpart B In portion gap zone S, excretory portion gap zone S, along longitudinal X longitudinal slot 43 in longitudinal X and the two directions of horizontal Y On formed with scattered state.Longitudinal slot 43 is formed beyond the multi-layer portion 42 in excretory portion counterpart B and multi-layer portion 42 In both positions.In addition, excretory portion gap zone S does not only exist in excretory portion counterpart B, a front part A part is also reached With a rear portion C part.

Longitudinal slot 43 by cutting out otch (breach) to be formed, by substantially not in the thickness direction thereof by absorber 4 Otch with width is formed, or is formed as the space of preferably below 1.0mm narrow degree.There is width in longitudinal slot 43 When, the width refers to the length of longitudinal slot 43 on the direction orthogonal with the direction of longitudinal slot 43 extension.

As shown in Fig. 2 the preferred insertion of longitudinal slot 43 forms the laminated body of the absorbent sheet of absorber 4.Longitudinal slot 43 It is preferred that being not formed at upper and lower positive dough sheet 2 and back sheet 3 of the configuration in absorber 4, also it is not formed in and configures sometimes in positive dough sheet 2 The second chip part (not shown) comprising non-woven fabrics between absorber 4.

In addition, horizontal Y and longitudinal X of the absorber 4 in the sanitary napkin 1 of present embodiment in excretory portion gap zone S Central portion there is central gap zone S1, multiple longitudinal slots are configured with scattered state in the central gap zone S1 43.Central gap zone S1 is to be located in the lateral direction y between a pair of pods 51,51, and is located at front translot 52 with after on longitudinal X Region between square translot 54.In other words, pod 51,51 centrally located gap zone the S1 outside of left and right two, front translot 52 With the centrally located gap zone S1 of rear translot 54 front and rear outside.In addition, in the present embodiment, central gap zone S1 is With the identical scope of multi-layer portion 42.As shown in figure 3, the front translot 52 in present embodiment is located at front part A, rear translot 54 It is located behind portion C.In addition, front translot 52 is located at the front end position on the front than multi-layer portion 42, rear translot 54 be located at than The position of the rear end of multi-layer portion 42 rearward.

As long as the configuration of longitudinal slot 43 in excretory portion gap zone S is longitudinal slot 43 in longitudinal X and width The configuration disperseed on the two directions of Y, then be not particularly limited, but is preferably following configuration, i.e. as shown in Fig. 1 (b), includes edge The file L of multiple longitudinal slots 43 of longitudinal X arrangements of sanitary napkin 1 (absorbent commodity) in the lateral direction y formed with multiple row, and And longitudinal X of longitudinal slot 43 in the transverse direction in mutual adjacent file position is inconsistent.

The example of the preferred disposition of longitudinal slot in excretory portion gap zone S is represented in Fig. 4.In central gap zone In S1, the slot of more than 4 is preferably distributed.

In the configuration shown in Fig. 4 (a) and (b), multiple longitudinal gaps of interval on the horizontal Y of sanitary napkin 1 Slot row R1, R2 of seam 43 is on longitudinal X of sanitary napkin 1 formed with multirow.Figure 4 illustrates comprising separating in the lateral direction y The slot row R1 of 2 longitudinal slots 43 at interval, the slot row R2 of 3 comprising interval in the lateral direction y longitudinal slots 43 The example alternately formed on longitudinal X, but in the central gap zone S1 of the present invention, preferably at least comprising in the lateral direction y The slot row of 2 longitudinal slots of interval is on longitudinal X formed with 2 rows.In addition, in central gap zone S1, slot row It is preferred that on longitudinal X formed with 3 rows more than, more preferably formed with 4 rows more than, particularly preferably formed with 5 rows more than.It is in addition, each The number of longitudinal slot of interval on horizontal X that slot row is included is preferably more than 2, more preferably more than 3.

In excretory portion gap zone S longitudinal X, preferably in addition to the slot row that central gap zone S1 is included, Also there is the slot row of more than 1 row or 2 rows respectively before and after central gap zone S1 longitudinal X.

In the example of the preferred disposition of longitudinal slot shown in Fig. 4, the adjacent slot row on longitudinal X of sanitary napkin 1 Between without interval P.That is, on longitudinal X between adjacent 2 slot rows R1, R2, it is not provided with the interval P shown in Fig. 5 (a). Statement of the adjacent slot in the ranks without interval P includes：The end of the slot 43 of adjacent slot row shown in Fig. 4 (a) The situation of mutual position consistency；Adjacent slot row overlapping a part of situation on longitudinal X with shown in Fig. 4 (b).Such as Shown in Fig. 4 (b), 2 slot rows are configured when on longitudinal X with mutual a part of overlapping state, its overlapping length L1 Preferably less than the 20% of the direction X of longitudinal slot of composition slot row length L2, preferably less than 10%.

In the example of the preferred disposition of longitudinal slot shown in Fig. 4, the adjacent slot row on longitudinal X of sanitary napkin 1 Slot position, stagger on the horizontal Y of absorbent commodity.As shown in Fig. 4 (a) and Fig. 4 (b), adjacent 2 on longitudinal X Longitudinal slot 43 in individual slot row R1, R2 is preferably that slot row R1 slot 43 is located at another slot row R2 slot Central portion between 43, but the slot row R1 bias of slot 43 appointing between another slot row R2 slot 43 can also be made Side and formed.Fig. 5 (b) is that the position for the slot for representing slot row R1, R2 adjacent on longitudinal X does not have mistake in the lateral direction y The figure for the example opened.

In addition, example as shown in Fig. 5 (a), adjacent slot in the ranks sets interval P on longitudinal X of sanitary napkin 1 When, interval P be preferably form slot row longitudinal slot 43 longitudinal X length L2 less than 50%, more preferably 35% with Under.Furthermore it is preferred that it is more than 5%, more preferably more than 10%.

As shown in figures 1 and 3, the absorber 4 of the sanitary napkin 1 of present embodiment excretory portion gap zone S both sides, More specifically in the central gap zone S1 outside of left and right two, include respectively multiple vertical with the part overlapping with pod 51 To slot 43a~43e.Specifically, exist with pod 51 in slot 43a and 43c overlapping substantially in total length, and with pod 51 In a part of overlapping slot 43b, 43d, 43e.More specifically, in pod 51 as in the present embodiment by with multiple songs When the curve shape of rate is formed, in the larger part of curvature, as shown in slot 43a, the curve part of pod 51 is in incline direction On cross the front and rear of slot, and the slot substantially in total length it is overlapping, on the other hand, in the less part of curvature, such as Shown in slot 43c, the longitudinal direction of pod 51 and the length direction of slot are substantially uniform, overlapping in the total length of slot.

In addition, as shown in figures 1 and 3, the absorber 4 of the sanitary napkin 1 of present embodiment is on a central gap zone S1 left side The outside of the right side two has respectively to be located at than the position of pod 51 in the outer part, not overlapping with pod 51 longitudinal slot 43f, 43g.This Outside, the positions of ratio center gap zone S1 on the front on the longitudinal direction of sanitary napkin 1, there is the longitudinal direction intersected with front translot 52 Slot 43h, the positions of ratio center gap zone S1 rearward on the longitudinal direction of sanitary napkin 1, have and intersect with rear translot 54 Longitudinal slot 43i.

By configuring the slot overlapping with pod 51, can moderately suppress to lean on than pod 51 on the horizontal Y of sanitary napkin 1 The slot in outside and slot (central gap zone S1 slot) opening of both than the pod 51 in the inner part.In addition, with The influence that the overlapping slot of pod 51 can suppress pleat caused by the region in the outside of comfortable pod 51 in the future is transferred to pod 51 Inner side region, maintain central gap zone S1 flexibility, article to the easy docile property of body.On the other hand, according to this Structure, it is possible to increase both operability of the conformable and tab portion of the both sides along longitudinal X of sanitary napkin 1.From entering one It is overlapping in the total length of slot with pod 51 compared to longitudinal slot 43 for step reliably obtains the viewpoint of the effect, preferred portion Divide overlapping.It is the rectilinear form parallel with longitudinal slot 43 compared to the pod 51 outside central gap zone S1 for this point Structure, the groove shape with gentle rake shown in swash shape or Fig. 3 preferably with curve part or bending section.

According to the sanitary napkin 1 of present embodiment, absorber 4 has excretory portion gap zone S in excretory portion counterpart B, should In excretory portion gap zone S, along longitudinal direction multiple longitudinal slots 43 with longitudinal X and the two directions of horizontal Y disperse State is formed, and the both sides of absorber 4 have be located at than pod 51,51 position in the outer part, it is not overlapping with pod 51 Longitudinal slot 43f, 43g, therefore by tab portion 7,7 by turn down to the clothings such as shorts crotch part in a manner of fix when, inhale The sidepiece of acceptor 4 is neatly deformed using longitudinal slot of each several part, therefore using operational excellent during tab portion fixation. Now, because pod 51 is positioned at the position than longitudinal slot 43f, 43g in the inner part, therefore slot portion can be improved using its rigidity The deformation easness divided, and suppress the deformation at other positions.Further, since having in central gap zone S1 both sides and pod 51 overlapping longitudinal slot 43a~43e, therefore the position with pod 51 of absorber 4 in the lateral direction y is also easy to deform, because Operability when this makes for tab portion 7,7 to be fixed on the crotch part of shorts etc. further improves.Particularly, from using not with pod For 51 overlapping longitudinal slot 43f, 43g realize that the operability of tab portion 7,7 improves, preferably as shown in figure 3, excretory portion is relative Pod 51 is the curve shape for the shape protruded to inner side in portion B.

In addition, in the sanitary napkin 1 of present embodiment, before and after central gap zone S1, have and front translot 52 Or longitudinal slot 43h and 43i that rear translot 54 intersects, and then in central gap zone S1 both sides, have and the weight of pod 51 Folded longitudinal slot 43a~43e, thus absorber 4 on longitudinal X have front translot 52 and rear translot 54 position, Or the position with pod 51 on horizontal Y is also easy to deform, therefore when tab portion 7,7 is fixed on into the crotch part of shorts etc. It is operational further to improve.In addition, such a structure also can effectively prevent the sidepiece in absorber 4 from wrinkling so that this implementation The wearing feeling of the sanitary napkin 1 of mode is also excellent.In contrast, do not having longitudinal slot than 51,51 position in the outer part of pod When, absorber 4 significantly deforms in the position of pod 51, is easily wrinkled in the sidepiece of absorber 4.

Excretory portion gap zone S can also portion A and rear portion C at least one party extend forwards from excretory portion counterpart B, Excretory portion gap zone S positioned at front part A and rear portion C part it is also preferred that have the longitudinal slot overlapping with pod 51.

In addition, in the sanitary napkin 1 of present embodiment, in front translot 52, rear translot 54 and pod 51 everybody Put, by longitudinal slot 43 to intersect with these grooves or partially or fully overlapping state configures with these grooves.Therefore, even in Tension force is applied to sanitary napkin 1 on horizontal Y, also can by combined in the both sides of each slot positive dough sheet 2 or configure under it the Two chip parts etc., suppress the opening of these slots.In addition, pass through the longitudinal direction for suppressing to intersect with front translot 52, rear translot 54 Slot 43h, 43i opening, it can also suppress the opening of centrally located gap zone S1 longitudinal slot 43 to a certain extent. Hindered therefore, it is possible to prevent from being easy in longitudinal slot opening of each several part caused absorb, so as to can also prevent because of residual Cause wearer to feel moist feeling in the liquid of positive dough sheet or be also easy to produce the situation that liquid spills.

Just further reliably obtain viewpoint of the effect above etc. to set out, absorber 4 preferably has following one or two Structure more than individual.

The length L2 (reference picture 4) of longitudinal slot 43 in excretory portion gap zone S is preferably more than 10mm, more preferably More than 15mm, furthermore it is preferred that being below 35mm, more preferably below 25mm, furthermore it is preferred that being 10~35mm, more preferably 15 ~25mm.

The interval L5 (reference picture 4) of longitudinal slot 43 in same slot row in excretory portion gap zone S is preferably 3mm More than, more preferably more than 7mm, furthermore it is preferred that being below 20mm, more preferably below 15mm, furthermore it is preferred that being more than 3mm And below 20mm, more preferably more than 7mm and below 15mm.

Excretory portion gap zone S horizontal Y length L4 (reference picture 1) is preferably the absorber 4 in excretory portion counterpart B Direction Y length more than 30%, more preferably more than 40%, furthermore it is preferred that for less than 85%, more preferably 75% with Under.Excretory portion gap zone S horizontal Y length L4 is preferably more than 30mm, more preferably more than 40mm, furthermore it is preferred that being Below 55mm, more preferably below 45mm.

In Fig. 1 (b), in order to avoid in longitudinal X and horizontal Y either direction, longitudinal slot 43 is with representing excretory portion Gap zone S dot-dash line overlap and be difficult to it is clear that in other words, from easily from the viewpoint of, by excretory portion gap zone S With the slightly larger Range Representation of the scope being distributed than longitudinal slot 43.But the excretory portion gap zone S in the present invention is longitudinal direction The scope that slot 43 is distributed, its horizontal Y length L4 such as Fig. 1 (b) show longitudinal slot 44 positioned at horizontal Y both ends Outer intermarginal distance.

Central gap zone S1 two outsides it is each in, with the overlapping longitudinal slot 43 in whole or in part of pod 51 Number can be 1, but preferably several, more preferably more than 3.In addition, just take into account the operability and absorbability of tab portion For the aspect of both, absorber 4 preferably comprises longitudinal gap with the part overlapping with pod 51 and nonoverlapping part Seam is as the longitudinal slot overlapping with pod 51.

In addition, central gap zone S1 two outside it is each in, positioned at the longitudinal direction of the position than pod 51 in the outer part The number of slot can be 1, but preferably several.For the aspect for improving leak preventing effect, the outer of pod 51 is preferably placed at The region that longitudinal slot 43f, 43g of side are formed between the article inside end of the lateral plate 10 illustrated in Fig. 2 and pod 51.

In addition, the longitudinal slot 43h intersected with front translot 52 and the longitudinal slot 43i intersected with rear translot 54 Number can be respectively 1, but preferably respectively multiple, more preferably respectively more than 3.Now, when intersecting with translot 52,54 When longitudinal slot 43h, 43i respectively have more than 1 in the length direction both sides of translot, it is higher to wrinkle inhibition, therefore preferably. In addition, front translot 52 and rear translot 54 are preferably to intersect with longitudinal slot 43h or longitudinal slots 43i crosswises rather than T Intersect to shape.

As shown in Fig. 1 (b), in the absorber 4 of the sanitary napkin 1 of present embodiment, by not around excretory portion gap zone S The non-gap zone N that the ring-type of slot be present is surrounded.

Surrounded by non-gap zone N around excretory portion gap zone S, thus, it is possible to reliably prevent because liquid is along vertical Penetrated into slot and cause liquid to spill.

In addition, in the sanitary napkin 1 of present embodiment, as shown in figure 3, central gap zone S1 is formed in multi-layer portion 42, Length with longitudinal slot 43h front translots 52 intersected and with the respective horizontal Y of rear translot 54 that longitudinal slot 43i intersects L6, L7 are shorter than the horizontal Y of the multi-layer portion 42 length L8.

By make front translot 52 length L6 and rear translot 54 length L7 respectively than multi-layer portion 42 horizontal Y it is long Spend that L8 is short, can suppress in the width center of absorber 4, longitudinal slot 43h, 43i for intersecting with translot 52,54 or be located at The opening of longitudinal slot of central gap zone S1 between translot 52,54, and the conformable of sidepiece is maintained well.Multi-layer portion 42 is relative with excretory portion, therefore is preferably able to the inside for making discharged liquid be absorbed into absorber as rapidly as possible.Therefore, with translot 52nd, 54 modes overlapping with front and rear longitudinal slot 43h, 43i positioned at multi-layer portion are formed so that will not be due in multi-layer portion 42 Slot excessively opening and cause absorb hinder.Discharged liquid is just impregnated with Yi Dan absorbed by positive dough sheet to absorber, but if mistake If degree opening, positive dough sheet increases with the position that absorber is not engaged, therefore nothing of being divided a word with a hyphen at the end of a line from discharged liquid to the liquid of absorber Method is smoothed out.By making the length L7 of translot 54 shorter than the horizontal Y of multi-layer portion 42 length L8 in advance, user can be made not Easily feel the hardness of translot 52,54, and be not easy to suppress longitudinal slot of absorber sidepiece of the formation beyond multi-layer portion Opening.As a result the operability of fin will not be hindered and wear easness, in use does not have sense of discomfort.

The length L6 of the front translot 52 and length L7 of rear translot 54 each relative to multi-layer portion 42 horizontal Y length L8 ratio is preferably less than 90%, and more preferably less than 85%, furthermore it is preferred that being more than 50%, more preferably more than 60%.

Multi-layer portion 42 above-mentioned length L8 when on longitudinal X not necessarily, the horizontal Y of multi-layer portion 42 length L8 is product The length at the minimum position of length on width.

In addition, in the sanitary napkin 1 of present embodiment, as shown in figures 1 and 3, a pair of pods 51,51 are than multi-layer portion 42 Longitudinal X both side edges position in the outer part, be respectively formed as the shape being convexly curved to the side of multi-layer portion 42.

In order to improve the stickiness of sanitary napkin 1 or absorber for wearer, preferably by the horizontal Y of absorber 4 center Portion makes its rigidity higher than the rigidity of the part of the formation pod of its both sides, but work as multi-layer portion 42 and pod 51 as multi-layer portion 42 The distance between it is excessive when it is rigidly poor, so as to cause the position between multi-layer portion 42 and pod 51 easily to wrinkle.Compared to this, As in this embodiment, by making pod 51 be the shape that is convexly curved to multi-layer portion 42, can prevent such Pleat.

Both standoff distance closest to portion of the pod 51 with multi-layer portion 42 in excretory portion counterpart B is preferably 7mm Hereinafter, more preferably below 5mm.

Fig. 6 is that the signal amplification of the absorber for the preferred structure for representing pod 51, front translot 52 and rear translot 54 is bowed View.Pod 51, front translot 52 and rear translot 54 have high compression portion 56 and compression degree lower than it in groove respectively Low compression portion 57, the shape of each high compression portion 56 is longer shape on the length direction of each groove.In addition, the He of front translot 52 The width W of rear translot 54 is wider than pod 51.

On pod 51, by making the shape longer in the lengthwise direction of the tank that is shaped as of each high compression portion 56 for example scheme Shape shown in 6, the bending along longitudinal direction of sanitary napkin 1 can be easily guided, it is conformable so as to further improve.

On front translot 52 and rear translot 54, by making being shaped as in the lengthwise direction of the tank for each high compression portion 56 Shape of the longer shape for example shown in Fig. 6, the opening of slot can be further reliably suppressed, so as to further reliable Ground suppresses the unfavorable condition caused by the opening of slot.

On high compression portion 56, so-called longer shape in the lengthwise direction of the tank refers to, along the length in the direction of groove L9 is longer than the length L10 in the direction orthogonal with groove.In addition, low compression portion 57 can be in the Embossing processing for forming each groove The position not being directly extruded, can be long shape and point shape shown in Fig. 6 etc. and non-elongate shape as high compression portion 56 The structure that is alternately arranged of shape.

And then by making the width W of front translot 52 and rear translot 54 wider than the width W of pod 51, it can not only press down The opening of the slot of excretory portion processed can also prevent wrinkling for excretory portion, so as to obtain the operation for further improving tab portion Property and reduce sense of discomfort advantageous effects.

As shown in Fig. 1 (a) and Fig. 2, the absorber 4 of the sanitary napkin 1 of present embodiment has multilayer in excretory portion counterpart B Portion 42, excretory portion gap zone S and central gap zone S1 are formed and are being included the region of the multi-layer portion 42.Therefore, it is possible to obtain Further improve leak preventing effect and can obtain following the conformable advantageous effects of body movement.

Although not shown, but sanitary napkin 1 between absorber 4 and positive dough sheet 2 it is also preferred that also have the second chip part.Second Part is preferably it and forms fiber chip part of the fiber for the liquid permeability of synthetic fibers.When the second chip part is by synthetic fibers During composition, the Spreading Depression in Rats of liquid can be obtained relatively low.In addition, the synthetic fibers of the second chip part are formed, from by diffusivity Suppress relatively low and mechanical adaptability from the viewpoint of, the preferably fiber of slightly water-wet.Second chip part will can include poly- The polyamides such as the polyester such as ethene, polypropylene, PET, polybutylene terephthalate, nylon-6 or nylon -66 The fiber of the resins such as amine is used alone or mixes two or more and formed.In addition, so-called mixing herein, comprising fusing point is different Resin of more than two kinds sheath-core type conjugate fiber or parallel composite fiber is made and uses situation.

Second chip part is the diffusible chip part for having high-permeability and appropriateness, therefore its thickness is preferably 0.15mm More than, more preferably more than 0.2mm.Furthermore it is preferred that it is below 0.4mm, more preferably below 0.3mm.From in view of wearing shape From the viewpoint of state, thickness is measured under 0.5kPa loadings.

As the second chip part, the hot melt that preferably can pass through hot blast mode using the mutual intersection point of synthetic fibers intersected Connect hot-wind nonwoven cloth that is engaged and being formed.In addition, in addition to hot-wind nonwoven cloth, or point bond non-woven fabrics, spunbond without Spin cloth, spunlace non-woven cloth etc..When the second chip part is hot-wind nonwoven cloth, its base weight (mass area ratio) is preferably 15g/m² Above and 40g/m²Below.

It is affixed that preferred part is distinguished between the chip part of positive dough sheet 2 and second and between the second chip part and absorber 4.This Outside, when in the absence of the second chip part, preferred part is affixed between positive dough sheet 2 and absorber 4.

Thereby, it is possible to ensure slot portion appropriateness opening and positive dough sheet or the close property of the second chip part and absorber this two Individual aspect.In addition, the position beyond slot, is also improved from positive dough sheet 2 to the close property of absorber 4, so as to which liquid is from front Piece 2 improves to the metastatic of absorber 4.The close property of the chip part of positive dough sheet 2 and second improves, and liquid becomes prone to shift.

So-called part is affixed to be referred to, have include a little or line Fixed Division, the Fixed Division is distributed in the entire surface of chip part, It need not be evenly distributed, but it is whole face between wanted affixed chip part is not affixed.The area of the Fixed Division is preferably to be secured piece More than the 10% of the area of part entire surface and less than 60% degree.Specifically, adhesive-applying, or interval at intervals Implement heat sealing to property, positive dough sheet 2 and the second chip part part is affixed.In adhesive-applying at intervals, by bonding agent Applied using known mechanism such as seam type coating rifle, or helically applied using spiral spray gun at intervals, or used Spray gun vaporific coating at intervals, or applied to point-like using point type spray gun (dot gun), in the chip part of positive dough sheet 2 and second Between maintain body fluid permeability in the state of, positive dough sheet 2 and the second chip part are partially engageable with.Bonding as coating Agent, such as hot-melt adhesive is preferably used.

As hot-melt adhesive, phenylethylene, olefines etc. can be enumerated., can as phenylethylene hot-melt adhesive Using styrene-butadiene-styrene (SBS), styrene-isoprene-styrene copolymer (SIS), it is used as SBS Hydrogen additive styrene-ethylene-butylene-styrene copolymer (SEBS) and mixed what their two or more blending formed Close class hot-melt adhesive.Wherein, make it easy to obtain from the viewpoint of the balance of adherence force and cohesiveness, particularly SIS and SBS's The present invention can be preferably used for by blending the blending class hot-melt adhesive of class hot-melt adhesive or SIS and SEBS.Hot-melt adhesive Coating amount be preferably 3g/m²Above and 10g/m²Below.

Formation material to each several part in sanitary napkin 1 illustrates, can be without special as positive dough sheet 2 and back sheet 3 Limitation ground uses all the time used various materials in the technical field.As positive dough sheet 2, for example, can use implemented The sheet material of the liquid permeability such as the various non-woven fabrics of hydrophilicity-imparting treatment or apertured film.In addition, as back sheet 3, liquid can be used The material of body impermeability or the material of water-repellancy.As the material of liquid impermeability, resin film can be used, with fine Hole and resin film or the laminated material etc. of resin film and non-woven fabrics etc. with penetrability, can as the material of water-repellancy Use the compound nonwoven cloth of the multi-ply construction comprising spunbond-melt blown-spunbond etc., spun-bonded non-woven fabrics, hot sticky non-woven fabrics, hot blast nonwoven Cloth etc..

As the absorbent sheet 401~403 for forming absorber 4, can be preferably used via the water suction in moisture state Property adhesive such as adherence force or the bonding agent added in addition or adhesive fiber caused by polymer, make between composition fiber Or form between fiber and water absorbent polymer with reference to and the structure of sheet etc. is made.In addition, as absorbent sheet, can make With：The absorbent sheet that the method recorded by Japanese Patent Laid-Open 8-246395 publications produces；Make with air-flow supply After comminution pulp and water absorbent polymer accumulation, by the dry of bonding agent (such as the bonding agent of vinyl acetate esters, PVA etc.) consolidation Formula sheet material；After applying hot-melt adhesive etc. between paper or non-woven fabrics, high water absorbency polymer is set to spread and the absorbability of acquisition Piece；Absorbent sheet allocated high water absorbency polymer in spunbond or melt spraying non-woven fabrics manufacturing step and obtained etc..These absorb Property piece can be cut to a piece of regulation shape and used as pieces of absorbent body.It is excellent as absorbent sheet per a piece of thickness More than 0.1mm, more preferably more than 0.3mm are elected as, furthermore it is preferred that being below 2mm, more preferably below 1.5mm.It is more specific and Speech, preferably more than 0.1mm and below 2mm, more preferably more than 0.3mm and below 1.5mm.

The laminated body of absorbent sheet in the present invention can be that the absorbent sheet of monolithic is bonded obtained by multi-disc and lamination Structure, or fold a piece of absorbent sheet and the manufactured laminated body by these layers cementings.In addition it is also possible to it is Such a laminated body is clipped in the interlayer for the laminated body between 2 absorbent sheets or being folded into more than bilayer, or is stacked in other The skin of absorbent sheet is with respect to surface side or non-skin with respect to structure obtained by surface side.In addition, the method for folding of absorbent sheet also may be used Using a variety of method for folding, for example, the additional absorbents in above-mentioned embodiment can also be for by such as Fig. 7 (a)~Fig. 7 (d) institutes The method for folding shown folds structure obtained by absorbent sheet 403.

Thickness of the absorber 4 in multi-layer portion 42 is preferably more than 0.7mm, more preferably more than 1mm, furthermore it is preferred that being Below 5mm, more preferably below 4mm, more specifically, preferably more than 0.7mm and below 5mm, more preferably more than 1mm and Below 4mm.By the way that the thickness of multi-layer portion 42 is set into such a scope, the excretory portion formed with multi-layer portion 42 can be easily taken into account Counterpart B good wearing feeling and high-absorbable energy.In addition, the sanitary napkin 1 such as present embodiment, absorbent commodity During with tab portion, absorber when easily can suppress to wear at excretory portion counterpart wrinkles.In addition, absorber is in multilayer The thickness of part beyond portion 42 is preferably more than 0.3mm, more preferably more than 0.5mm, furthermore it is preferred that being below 3mm, more Preferably below 2.5mm, more specifically, preferably more than 0.3mm and below 3mm, more preferably more than 0.5mm and 2.5mm Below.It is preferably this scope for the viewpoint that high-absorbable and can improve the tracing ability of the action to wearer.

In addition, in absorber 4, both thickness difference (step of the middle high portion 42 with the border of its periphery or near it Difference) it is preferably below 2mm, more preferably below 1.5mm.Its object is to：Suppress in excretory portion counterpart B, in middle high portion 42 near the border in the region for only existing main absorber 40 of its peripheral part with wrinkling.When the step difference is larger, exist as Lower situation：When sanitary napkin 1 follows the action of wearer in dress, to fill up because of gap caused by step difference, as a result cause by It is easy to wrinkle in the influence of step difference, but by the way that within the above range, step difference setting is made into suppression excretory portion counterpart B The effect wrinkled improves.The thickness of each several part of above-mentioned absorber 4 is determined using following methods.

The assay method ＞ of the thickness of ＜ absorbers

Horizontal place is rested in a manner of without wrinkle or bending using as the absorber of measuring object, determines 5cN/ cm²Loading under thickness.In the measure of thickness in the present invention, thickness gauge PEACOCK DIAL UPRIGHT are used GAUGES R5-C (OZAKI MFG.CO.LTD. manufactures).Now, the measure in the leading section and measuring object of thickness gauge Between part, the plate (thickness 5mm or so acrylic panel) for circle or square is overlooked in configuration, turns into 5cN/cm with loading² Mode adjustment plate size.

In addition, in order to form slot in absorber 4, as long as shut-off mechanism is by the laminated body portion of absorbent sheet known to utilizing Divide ground cut-out, such as following shearing device can be used, it has：On the side face of roller, in the circumference of roller and axial length side Cutting roller dispersedly formed with multiple cutting edge extended in the circumferential upwards；With accept the cutting roller sword anvil roller.

In addition, as water absorbent polymer, such as Sodium Polyacrylate, (acrylic-ethylene alcohol) copolymer can be enumerated, gathered PAA crosslinked, (Starch with Acrylic Acid) graft copolymer, (isobutene-maleic anhydride) copolymer and its is saponified, Poly-aspartate etc..In addition, the absorbent sheet for forming absorber 4 is preferably all the water-absorbent sheet containing water absorbent polymer, But the water-absorbent sheet containing water absorbent polymer can also be combined with not containing the water-absorbent sheet of water absorbent polymer, and made To form the laminated body of the water-absorbent sheet of absorber.

As lateral plate 10, all the time used various materials in the technical field can be used with no particular limitation, Such as laminated body of the resin film of liquid impermeability or water-repellancy, resin film and non-woven fabrics etc. can be used.As other materials Material, can enumerate such as spun-bonded non-woven fabrics, by sheet material obtained by spun-bonded non-woven fabrics (S) and melt spraying non-woven fabrics (M) Composite (such as SM, SMS, SMMS etc.), fabric hot rolled nonwoven fabrics, water-repellancy (hydrophobicity) non-woven fabrics such as hot-wind nonwoven cloth.With regard to the wellness of skin sense of touch For the aspect of lateral leakage protection, the hot-wind nonwoven cloth of water-repellancy is particularly preferably used.

More than, for the present invention, be illustrated based on its preferred embodiment, but the present invention be not restricted to it is above-mentioned Embodiment.

For example, excretory portion gap zone S can be made only in excretory portion counterpart B, can also be extended to from excretory portion counterpart B A rear portion C part, a front part A part and a rear portion C part can be also extended to from excretory portion counterpart B.This Outside, the lamination number of the absorbent sheet of multi-layer portion 42 can replace 4 and be 2 or 3, or more than 5.In addition, multi-layer portion 42 are alternatively 1 or more than 3 with the difference of laminated sheet number of the absorbent sheet of the part beyond it.In positive dough sheet 2 and absorber 4 Support or oppose in the wire groove that the side of dough sheet 3 is integratedly recessed, can also be due to front translot 53 and pod 51 and rear translot 55 with 51 distance spaced apart from each other of pod and separate, or form disconnecting unit in pod 51, and be not formed as complete ring-type.

In addition, above-mentioned sanitary napkin 1 include the 5 kind longitudinal slot 43a~43es different from the overlap mode of pod 51 as with The overlapping longitudinal slot of pod 51, but the absorbent commodity of the present invention can be only comprising any in 5 kinds of longitudinal slot 43a~43e Kind, also can be only comprising 2 kinds, 3 kinds or 4 kinds be combined.

Absorber 4A shown in Fig. 8 (a) is in excretory portion opposed area B both sides, more specifically, in central slot area The outside in the domain S1 direction of left and right two, including multiple longitudinal slot 43a, 43a' with the part overlapping with pod 51 and be located at Longitudinal slot 43f of the position more more outward than the pod 51.Between longitudinal slot 43a, 43a' are formed between a pair of pods 51 Before and after the position of minimum, respective substantially total length is overlapping with pod 51.

Absorber 4B shown in Fig. 8 (b) is in excretory portion opposed area S both sides, more specifically, in central slot area The outside in the domain S1 direction of left and right two, including multiple longitudinal slot 43e, 43a, 43e' with the part overlapping with pod 51 and Longitudinal slot 43f positioned at the position more more outward than the pod 57.Longitudinal slot 43a substantially total length is overlapping with pod 51. Longitudinal slot 43e and 43e' are formed before and after the position at intervals of minimum between a pair of pods 51, it is respective it is a part of with it is vertical Groove 51 is overlapping.

In addition, ratio center gap zone S1s of the absorber 4A and 4B shown in Fig. 8 (a) and Fig. 8 (b) on longitudinal X is leaned on The position in front has the longitudinal slot 43h intersected with front translot 52, in the position tool than central gap zone S1 rearward There is the longitudinal slot 43i intersected with rear translot 54.

In addition, as absorber, known any absorber can be also used to replace the absorber comprising absorbent sheet.Example Such as, can also use with fiber accumulations body of the clad sheet cladding comprising fibers such as fluff pulps of liquid permeability or fiber and suction Structure obtained by the absorbent core of the composite fibre accumulation body of waterborne polymeric.As the clad sheet of liquid permeability, can make With water penetration sheet materials such as the paper such as cotton paper, various non-woven fabrics, apertured films.

In addition, the absorbent commodity of the present invention is in addition to sanitary napkin, or (secretion protects panty liner Pad), incontinence protection etc..

On the embodiment of the invention described above, following content (absorbent commodity etc.) is further disclosed.

A kind of absorbent commodities of the ＞ of ＜ 1, it includes absorbent main body, and with the vertical of the fore-and-aft direction corresponding to wearer To the transverse direction orthogonal with the longitudinal direction, the absorbent main body includes：The absorber of liquid retainability；Configure the flesh in the absorber Positive dough sheet of the skin with respect to surface side；With configuration the absorber non-skin with respect to surface side back sheet, and the absorbent main body have Have：When wearing and wearer excretory portion relative configuration excretory portion counterpart；Configuration than the excretory portion counterpart by wearing The front part of the position of the veutro for the person of wearing；With configuration at the rear than the excretory portion counterpart by the position of the dorsal part of wearer Portion, in the absorbent commodity, have from the both sides along longitudinal direction of above-mentioned excretory portion counterpart and prolong respectively to the outside of transverse direction A pair of the tab portions stretched out, above-mentioned absorber have excretory portion gap zone in above-mentioned excretory portion counterpart, the excretory portion slot In region, above-mentioned longitudinal direction and the two directions of above-mentioned transverse direction are formed at scattered state along above-mentioned longitudinal longitudinal slot, Above-mentioned horizontal and vertical central portion in the excretory portion gap zone is multiple above-mentioned vertical with being configured with scattered state To the central gap zone of slot, above-mentioned absorbent main body is respectively formed with the outside of left and right two of above-mentioned central gap zone State between positive dough sheet and above-mentioned absorber with reference to and the pod that is formed, above-mentioned absorber is in the left and right two of above-mentioned central gap zone Outside be respectively arranged with the part overlapping with above-mentioned pod longitudinal slot and positioned at the position than the pod in the outer part Longitudinal slot.

For example above-mentioned ＞ of ＜ 1 of the ＞ of ＜ 2 absorbent commodity, wherein, the above-mentioned central slot area in above-mentioned absorbent main body The front in domain, between above-mentioned positive dough sheet and above-mentioned absorber with reference to and the front translot that is formed with above-mentioned crossed longitudinally side The mode upwardly extended is formed, and the position of the above-mentioned central gap zone of ratio of the above-mentioned absorber on above-mentioned longitudinal direction on the front has The longitudinal slot intersected with above-mentioned front translot.

For example above-mentioned ＞ of ＜ 2 of the ＞ of ＜ 3 absorbent commodity, wherein, the above-mentioned central slot area in above-mentioned absorbent main body The rear in domain, between above-mentioned positive dough sheet and above-mentioned absorber with reference to and the rear translot that is formed with above-mentioned crossed longitudinally side The mode upwardly extended is formed, and above-mentioned absorber has the above-mentioned longitudinal gap intersected with above-mentioned front translot or above-mentioned rear translot Seam.

For example above-mentioned ＞ of ＜ 3 of the ＞ of ＜ 4 absorbent commodity, wherein, above-mentioned absorber has what is intersected with above-mentioned front translot Above-mentioned longitudinal slot and the above-mentioned longitudinal slot intersected with above-mentioned rear translot.

Any one of for example above-mentioned ＞ of the ＞ of ＜ 1 to ＜ 4 of the ＞ of ＜ 5 absorbent commodity, wherein, above-mentioned absorber includes absorbability The laminated body of piece, there is multi-layer portion in above-mentioned excretory portion counterpart, the multi-layer portion is that the laminated sheet number ratio of absorbent sheet is located at it Part more than the part of surrounding, above-mentioned central gap zone are formed in the multi-layer portion, above-mentioned front translot and above-mentioned rear translot Respective above-mentioned horizontal length is shorter than the above-mentioned horizontal length of the multi-layer portion.

Any one of for example above-mentioned ＞ of the ＞ of ＜ 1 to ＜ 5 of the ＞ of ＜ 6 absorbent commodity, wherein, above-mentioned pod, above-mentioned front are horizontal Groove and above-mentioned rear translot have the high compression portion low compression portion lower than the high compression portion with the degree of compression in groove respectively, respectively The shape of high compression portion, be longitudinal length shape longer than the length of transverse direction in above-mentioned pod, in above-mentioned front translot and It is the horizontal length shape longer than the length of longitudinal direction in above-mentioned rear translot.

Any one of for example above-mentioned ＞ of the ＞ of ＜ 1 to ＜ 6 of the ＞ of ＜ 7 absorbent commodity, wherein, above-mentioned front translot and it is above-mentioned after The square respective width of translot is wider than above-mentioned pod.

Any one of for example above-mentioned ＞ of the ＞ of ＜ 1 to ＜ 7 of the ＞ of ＜ 8 absorbent commodity, wherein, the above-mentioned excretion of above-mentioned absorber Surrounded around portion's gap zone by the non-gap zone of the ring-type in the absence of slot.

Any one of for example above-mentioned ＞ of the ＞ of ＜ 1 to ＜ 8 of the ＞ of ＜ 9 absorbent commodity, wherein, above-mentioned pod be formed as with from Each gone to above-mentioned excretory portion counterpart in above-mentioned front part and above-mentioned rear portion and the curve shape being recessed to laterally inboard, one The longitudinally central most narrow nearby of the excretory portion counterpart is spaced in the pod, there is most wide portion in front part and rear portion Point.

Any one of for example above-mentioned ＞ of the ＞ of ＜ 1 to ＜ 9 of the ＞ of ＜ 10 absorbent commodity, wherein, above-mentioned pod is by with multiple The curve shape of curvature is formed.

Any one of for example above-mentioned ＞ of the ＞ of ＜ 1 to ＜ 10 of the ＞ of ＜ 11 absorbent commodity, wherein, above-mentioned absorber includes absorbing The laminated body of property piece, has multi-layer portion, the multi-layer portion is that the laminated sheet number ratio of absorbent sheet is located in above-mentioned excretory portion counterpart The part more than part around it, above-mentioned central gap zone are formed in the multi-layer portion, and above-mentioned a pair of pods are than above-mentioned multilayer The position of the both side edges in portion in the outer part, be formed as the shape being convexly curved to the multi-layer portion side.

Any one of for example above-mentioned ＞ of the ＞ of ＜ 1 to ＜ 11 of the ＞ of ＜ 12 absorbent commodity, wherein, have overlapping with above-mentioned pod Part above-mentioned longitudinal slot in, be mixed with the total length of the slot longitudinal slot overlapping with above-mentioned pod and with slot The a part longitudinal slot overlapping with above-mentioned pod.

Any one of for example above-mentioned ＞ of the ＞ of ＜ 1 to ＜ 12 of the ＞ of ＜ 13 absorbent commodity, wherein, above-mentioned absorber includes：Shape Into the main absorber of the profile of the absorber；Being overlapped with the part with main absorber, more small-sized than main absorber is auxiliary Help absorber.

For example above-mentioned ＞ of ＜ 13 of the ＞ of ＜ 14 absorbent commodity, wherein, above-mentioned absorber is will to fold to form above-mentioned auxiliary suction Construction obtained by a piece of absorbent sheet of acceptor is configured at the structure formed between the two panels absorbent sheet for forming main absorber.

For example above-mentioned ＞ of ＜ 14 of the ＞ of ＜ 15 absorbent commodity, wherein, a piece of absorbent sheet of above-mentioned main absorber will be formed Fold and be formed as two panels absorbent sheet.

The ＞ of the ＜ 16 for example above-mentioned ＞ of the ＜ 14 or ＞ of ＜ 15 absorbent commodity, wherein, above-mentioned absorbent sheet is to make composition fiber The construction for being bonded to each other and being formed.

Any one of for example above-mentioned ＞ of the ＞ of ＜ 14 to ＜ 16 of the ＞ of ＜ 17 absorbent commodity, wherein, above-mentioned absorbent sheet, utilize Caused adherence force or the bonding agent added in addition or adhesive fiber etc. is viscous in the water absorbent polymer of moisture state Mixture, make between composition fiber or form to combine between fiber and water absorbent polymer, and be formed as sheet.

Any one of for example above-mentioned ＞ of the ＞ of ＜ 14 to ＜ 17 of the ＞ of ＜ 18 absorbent commodity, wherein, above-mentioned absorbent sheet is each The thickness of piece is more than 0.1mm below 2mm.

Any one of for example above-mentioned ＞ of the ＞ of ＜ 1 to ＜ 18 of the ＞ of ＜ 19 absorbent commodity, wherein, in above-mentioned absorbent main body The both sides along longitudinal X of skin opposite face, with overlapping along longitudinal X left and right sides portion with absorber when overlooking Mode, longitudinal X throughout the absorbent main body substantially endlong configure a pair of lateral plates, and a pair of above-mentioned lateral plates are respectively positioned at upper State the wire of excretory portion counterpart the first closing line and positioned at first closing line longitudinal X front and back position wire Two closing lines, above-mentioned absorbent main body is engaged in, the position of horizontal inner side is being leaned on than first closing line and the second closing line Put, formed with the spatial portion marked off by above-mentioned lateral plate and above-mentioned positive dough sheet.

Any one of for example above-mentioned ＞ of the ＞ of ＜ 1 to ＜ 19 of the ＞ of ＜ 20 absorbent commodity, wherein, above-mentioned excretory portion gap zone In the length of above-mentioned longitudinal slot be more than 10mm below 35mm.

Any one of for example above-mentioned ＞ of the ＞ of ＜ 1 to ＜ 20 of the ＞ of ＜ 21 absorbent commodity, wherein, in above-mentioned excretory portion slot area Domain, including in the horizontal interval and the slot row of above-mentioned longitudinal slot of more than 2 that configures be configured with the vertical it is more It is individual, above-mentioned longitudinal slot in same slot row at intervals of more than 3mm below 20mm.

Any one of for example above-mentioned ＞ of the ＞ of ＜ 1 to ＜ 21 of the ＞ of ＜ 22 absorbent commodity, wherein, above-mentioned excretory portion gap zone Horizontal length be above-mentioned excretory portion counterpart in above-mentioned absorber the direction length more than 30% and 85% with Under.

Any one of for example above-mentioned ＞ of the ＞ of ＜ 1 to ＜ 22 of the ＞ of ＜ 23 absorbent commodity, wherein, above-mentioned excretory portion gap zone Horizontal length be more than 30mm below 55mm.

Any one of for example above-mentioned ＞ of the ＞ of ＜ 1 to ＜ 23 of the ＞ of ＜ 24 absorbent commodity, wherein, above-mentioned absorber includes absorbing The laminated body of property piece, has multi-layer portion, above-mentioned pod is with above-mentioned multi-layer portion in above-mentioned excretory portion phase in above-mentioned excretory portion counterpart It is below 7mm to both standoff distances closest to portion in portion.

Any one of for example above-mentioned ＞ of the ＞ of ＜ 1 to ＜ 24 of the ＞ of ＜ 25 absorbent commodity, wherein, above-mentioned absorber includes absorbing The laminated body of property piece, has multi-layer portion, the thickness of the multi-layer portion of absorber is more than 0.7mm 5mm in above-mentioned excretory portion counterpart Below.

Any one of for example above-mentioned ＞ of the ＞ of ＜ 1 to ＜ 25 of the ＞ of ＜ 26 absorbent commodity, wherein, above-mentioned absorber includes absorbing The laminated body of property piece, has a multi-layer portion in above-mentioned excretory portion counterpart, and the thickness of the absorption body portion beyond above-mentioned multi-layer portion is More than 0.3mm below 3mm.

Any one of for example above-mentioned ＞ of the ＞ of ＜ 1 to ＜ 26 of the ＞ of ＜ 27 absorbent commodity, wherein, above-mentioned absorber includes absorbing Property piece laminated body, there is multi-layer portion in above-mentioned excretory portion counterpart, the thickness of multi-layer portion and the portion than the multi-layer portion in the outer part It is below 2mm to divide with the difference of the thickness near the border of the multi-layer portion.

Any one of for example above-mentioned ＞ of the ＞ of ＜ 1 to ＜ 27 of the ＞ of ＜ 28 absorbent commodity, wherein, above-mentioned absorbent commodity is made a living Reason sanitary napkin.

(industrial applicability)

According to the absorbent commodity of the present invention, it is possible to increase operability and wearing feeling when being fixed using tab portion, and Also can prevent because moist feeling and liquid are spilt caused by the opening of slot a problem that.

Claims

1. a kind of absorbent commodity, it includes absorbent main body, and the longitudinal direction with the fore-and-aft direction corresponding to wearer and with The orthogonal transverse direction in the longitudinal direction, the absorbent main body include：The absorber of liquid retainability；Configuration is relative in the skin of the absorber The positive dough sheet of surface side；With configuration the absorber non-skin with respect to the back sheet of surface side, and the absorbent main body has：Wearing When and wearer excretory portion relative configuration excretory portion counterpart；Configure and the abdomen of wearer is being leaned on than the excretory portion counterpart The front part of the position of side；With configuration in the rear portion than the excretory portion counterpart by the position of the dorsal part of wearer, the absorption Property article is characterised by：

With a pair of the fins extended respectively to the outside of transverse direction from the both sides along longitudinal direction of the excretory portion counterpart Portion,

The absorber has excretory portion gap zone in the excretory portion counterpart, in the excretory portion gap zone, as edge The longitudinal slot for longitudinal otch is formed at the longitudinal direction and the two directions of the transverse direction with scattered state, at this The horizontal and vertical central portion in excretory portion gap zone has is configured with multiple longitudinal gaps with scattered state The central gap zone of seam,

The absorbent main body is respectively formed with the positive dough sheet and the suction in the outside of left and right two of the central gap zone Between acceptor with reference to and the pod that is formed,

The absorber is respectively arranged with the outside of left and right two of the central gap zone has the portion overlapping with the pod The longitudinal slot and longitudinal slot positioned at the position than the pod in the outer part divided.

2. absorbent commodity as claimed in claim 1, it is characterised in that：

The front of the central gap zone in the absorbent main body, is combined between the positive dough sheet and the absorber And the front translot formed is formed by a manner of being upwardly extended with the crossed longitudinally side, the absorber is in the longitudinal direction On ratio described in the position of central gap zone on the front there is longitudinal slot for intersecting with the front translot.

3. absorbent commodity as claimed in claim 2, it is characterised in that：

The rear of the central gap zone in the absorbent main body, is combined between the positive dough sheet and the absorber And formed rear translot formed by a manner of being upwardly extended with the crossed longitudinally side, the absorber have with it is described Longitudinal slot that front translot or the rear translot intersect.

4. absorbent commodity as claimed in claim 3, it is characterised in that：

The absorber has longitudinal slot for intersecting with the front translot and described in intersecting with the rear translot Longitudinal slot.

5. the absorbent commodity as described in claim 3 or 4, it is characterised in that：

The absorber includes the laminated body of absorbent sheet, has multi-layer portion in the excretory portion counterpart, and the multi-layer portion is to inhale The laminated sheet number part more than the part around it of the property received piece, the central gap zone are formed in the multi-layer portion, institute State front translot and the respective horizontal length of the rear translot is shorter than the horizontal length of the multi-layer portion.

6. the absorbent commodity as described in claim 3 or 4, it is characterised in that：

The pod, the front translot and the rear translot have high compression portion and the degree ratio of compression should in groove respectively The low low compression portion of high compression portion, the shape of each high compression portion, it is that longitudinal length is longer than the length of transverse direction in the pod Shape, be the horizontal length shape longer than the length of longitudinal direction in the front translot and the rear translot.

7. absorbent commodity as claimed in claim 4, it is characterised in that：

Pod described in the front translot and the respective width ratio of the rear translot is wide.

8. such as absorbent commodity according to any one of claims 1 to 4, it is characterised in that：

Surrounded around the excretory portion gap zone of the absorber by the non-gap zone of the ring-type in the absence of slot.

9. such as absorbent commodity according to any one of claims 1 to 4, it is characterised in that：

The pod be formed as with from the front part and the rear portion it is each gone to the excretory portion counterpart and to The curve shape of laterally inboard depression, a pair pods are spaced in the longitudinally central most narrow nearby of the excretory portion counterpart, Front part and rear portion have most wide part.

10. such as absorbent commodity according to any one of claims 1 to 4, it is characterised in that：

The pod is made up of the curve shape with multiple curvature.

11. such as absorbent commodity according to any one of claims 1 to 4, it is characterised in that：

The absorber includes the laminated body of absorbent sheet, has multi-layer portion in the excretory portion counterpart, and the multi-layer portion is to inhale The laminated sheet number part more than the part around it of the property received piece, the central gap zone are formed in the multi-layer portion, institute The position of a pair of pods in the both side edges than the multi-layer portion in the outer part is stated, is formed as the shape being convexly curved to the multi-layer portion side Shape.

12. such as absorbent commodity according to any one of claims 1 to 4, it is characterised in that：

In longitudinal slot with the part overlapping with the pod, it is mixed with the total length of slot and the pod Overlapping longitudinal slot and with a part for slot the longitudinal slot overlapping with the pod.

13. such as absorbent commodity according to any one of claims 1 to 4, it is characterised in that：

The absorber includes：Form the main absorber of the profile of the absorber；Overlapped with the part with main absorber , more small-sized than main absorber additional absorbents.

14. absorbent commodity as claimed in claim 13, it is characterised in that：

The absorber is that the construction folded obtained by a piece of absorbent sheet for forming the additional absorbents is configured at into composition master The structure formed between the two panels absorbent sheet of absorber.

15. absorbent commodity as claimed in claim 14, it is characterised in that：

The a piece of absorbent sheet for forming the main absorber is folded and is formed as two panels absorbent sheet.

16. the absorbent commodity as described in claims 14 or 15, it is characterised in that：

The absorbent sheet is the construction for making composition fiber be bonded to each other and be formed.

17. the absorbent commodity as described in claims 14 or 15, it is characterised in that：

The absorbent sheet utilizes caused adherence force or the bonding added in addition in the water absorbent polymer of moisture state The adhesive of agent or adhesive fiber etc., make between composition fiber or form to combine between fiber and water absorbent polymer, and formed For sheet.

18. the absorbent commodity as described in claims 14 or 15, it is characterised in that：

The absorbent sheet is more than 0.1mm below 2mm per a piece of thickness.

19. such as absorbent commodity according to any one of claims 1 to 4, it is characterised in that：

In the both sides along longitudinal direction of the skin opposite face of the absorbent main body, with the edge when overlooking with the absorber The overlapping mode in left and right sides portion of longitudinal direction, longitudinal throughout the absorbent main body substantially endlong configures a pair of lateral plates,

A pair of lateral plates are respectively in the first closing line of the wire positioned at the excretory portion counterpart and positioned at first engagement Second closing line of the wire of longitudinal front and back position of line, is engaged in the absorbent main body, than first closing line and Second closing line leans on the position of horizontal inner side, formed with the spatial portion marked off by the lateral plate and the positive dough sheet.

20. such as absorbent commodity according to any one of claims 1 to 4, it is characterised in that：

The length of longitudinal slot in the excretory portion gap zone is more than 10mm below 35mm.

21. such as absorbent commodity according to any one of claims 1 to 4, it is characterised in that：

In the excretory portion gap zone, including interval and longitudinal slot of more than 2 for configuring in the horizontal Slot row be configured with the vertical multiple longitudinal slots in same slot row at intervals of more than 3mm below 20mm.

22. such as absorbent commodity according to any one of claims 1 to 4, it is characterised in that：

The horizontal length of the excretory portion gap zone is the direction of the absorber in the excretory portion counterpart More than the 30% of length and less than 85%.

23. such as absorbent commodity according to any one of claims 1 to 4, it is characterised in that：

The horizontal length of the excretory portion gap zone is more than 30mm below 55mm.

24. such as absorbent commodity according to any one of claims 1 to 4, it is characterised in that：

The absorber includes the laminated body of absorbent sheet, has multi-layer portion in the excretory portion counterpart,

Both standoff distances closest to portion of the pod and the multi-layer portion in the excretory portion counterpart for 7mm with Under.

25. such as absorbent commodity according to any one of claims 1 to 4, it is characterised in that：

The thickness of the multi-layer portion of the absorber is more than 0.7mm below 5mm.

26. such as absorbent commodity according to any one of claims 1 to 4, it is characterised in that：

The thickness of absorption body portion beyond the multi-layer portion is more than 0.3mm below 3mm.

27. such as absorbent commodity according to any one of claims 1 to 4, it is characterised in that：

The thickness of the multi-layer portion and the multi-layer portion and the difference than the thickness near the portion boundary of the multi-layer portion in the outer part For below 2mm.

28. such as absorbent commodity according to any one of claims 1 to 4, it is characterised in that：

The absorbent commodity is sanitary napkin.