CN102438565B

CN102438565B - Absorbent article

Info

Publication number: CN102438565B
Application number: CN201080022603.1A
Authority: CN
Inventors: 中谷友衣子
Original assignee: Daio Paper Corp
Current assignee: Daio Paper Corp
Priority date: 2009-05-22
Filing date: 2010-05-21
Publication date: 2014-09-24
Anticipated expiration: 2030-05-21
Also published as: KR101313444B1; WO2010134589A1; KR20120010263A; JP2010269002A; CN102438565A; JP5189031B2

Abstract

Disclosed is an absorbent article (1) which comprises a liquid-permeable surface sheet (20), a liquid-impermeable rear surface sheet (30), and an absorbent body (60) which is disposed between the surface sheet (20) and the rear surface sheet (30). The absorbent article is attached to an outer garment which is worn by a person during use of the absorbent article, and further comprises a stomach-side part (11) which is positioned on the stomach side of the wearer, a back-side part (12) which is positioned at the back side, and a crotch part (13) which is positioned between the stomach-side part (11) and the back-side part (12), when the article is being worn. The absorbent article (1) also comprises a fixing member (70) which is provided on at least the stomach-side part (11) on the surface on the opposite side to the contact surface with the wearer when said article is being worn, and which serves to fix the absorbent article (1) to the outer garment. A pair of truncated chevron-shaped slits (S1, S1) whereof the spacing opens out towards the back-side part (12) is provided from the crotch part (13) as far as the back-side part (12) of the absorbent body (60), so that liquid is difficult to leak and the wear feeling is good.

Description

Absorbent commodity

Technical field

The present invention relates to absorbent commodity.

Background technology

In the past, as absorbent commodity, be known to be arranged on the inner side of the exterior body that the human body of diaper, cover of diaper, underwear etc. wears and the absorbent pad that uses.

As such absorbent pad, for example propose to have at absorber to make slit, thereby carry out being towards wearer's bodyside swimmingly the bending of depression, can suppress thus the absorbent pad (disposable diaper) (with reference to patent documentation 1) of leakage.

But, the ight liner in absorbent pad and long-time with using under many states keeping lying position such as liner.Keeping under the state of lying position, wearer can stand up or carry out position conversion.Now, because wearer can movable shank, thus exist absorbent pad to be easy to depart from from exterior body, or absorber is easy in the inside of absorbent pad wrinkle or the problem of breaking.

Patent documentation 1: TOHKEMY 2003-325563 communique

But, in the absorbent pad of recording at patent documentation 1, for even if wearer is stood up or carry out position conversion etc. and change health towards also remaining on cup-shaped (concave shape), slit is formed as towards crotch bottom (central authorities of absorbent pad) and Ha font that interval broadens.In this case, although can suppress leakage, cannot depart from from exterior body by decrease uptake liner, or absorber is in the inside of absorbent pad wrinkle or the situation of breaking.If absorbent pad departs from from exterior body, or absorber is at the inside of absorbent pad wrinkle or break, and can become and be easy to leakage, and, produce the sense of hardening, burden to skin and cause wearing feeling deterioration.

Summary of the invention

Problem of the present invention is to provide a kind of leakage and good absorbent commodity of wearing feeling of being difficult to.

In order to solve above-mentioned problem, the invention that technical scheme 1 is recorded provides a kind of absorbent commodity,

Above-mentioned absorbent commodity possesses: the surface patch of liquid permeability; The back sheet of opaque liquid; And be installed in the absorber between above-mentioned surface patch and above-mentioned back sheet, this absorbent commodity is arranged on the exterior body that human body wears and uses, above-mentioned absorbent commodity possesses: in the time wearing the veutro portion of wearer's veutro, the drosal part of dorsal part, in the crotch bottom between above-mentioned veutro portion and above-mentioned drosal part and two lower limbs that are positioned at around shank enclose portion

Above-mentioned absorbent commodity is characterised in that,

Above-mentioned absorbent commodity possesses fixed part, and this fixed part is arranged at least above-mentioned veutro portion of the face of the opposition side of the contact surface contacting with wearer in the time wearing, for this absorbent commodity is fixed on to above-mentioned exterior body,

Above-mentioned absorber from above-mentioned crotch bottom until above-mentioned drosal part be provided with towards this drosal part and a pair of slit or the recess of the Ha font that interval broadens.

The invention that technical scheme 2 is recorded is characterised in that,

In the absorbent commodity of recording in technical scheme 1,

Above-mentioned absorber possesses absorber core, this absorber core comprises lower floor's absorber and upper strata absorber, and above-mentioned lower floor absorber is disposed at above-mentioned back sheet side, and above-mentioned upper strata absorber is disposed at above-mentioned surface patch side, and infiltration rate is faster than the infiltration rate of above-mentioned lower floor absorber

Above-mentioned slit or recess are arranged at above-mentioned upper strata absorber or above-mentioned lower floor absorber.

The invention that technical scheme 3 is recorded is characterised in that,

In the absorbent commodity of recording in technical scheme 2,

It is wider than the width of above-mentioned upper strata absorber that above-mentioned lower floor absorber is formed as its width,

Above-mentioned slit or recess are arranged at above-mentioned lower floor absorber.

The invention that technical scheme 4 is recorded is characterised in that,

In the absorbent commodity that arbitrary scheme is recorded in technical scheme 1～3,

Above-mentioned absorbent commodity possesses:

Rivel sheet and three-dimensional rivel elastomeric element, this rivel sheet and three-dimensional rivel are used to form a pair of three-dimensional rivel erecting in the edge, width both sides of the above-mentioned absorber of above-mentioned surface patch side with elastomeric element; And

Plane rivel elastomeric element, this plane rivel forms plane rivel with elastomeric element for the edge, both sides of the above-mentioned crotch bottom at this absorbent commodity.

The invention that technical scheme 5 is recorded is characterised in that,

In the absorbent commodity that arbitrary scheme is recorded in technical scheme 1～4,

In the above-mentioned veutro portion of above-mentioned absorber and in the position of the width central authorities of this absorber, be provided with the second slit or the second recess along the length direction of this absorber.

The invention that technical scheme 6 is recorded is characterised in that,

In the absorbent commodity that arbitrary scheme is recorded in technical scheme 1～5,

Above-mentioned absorbent commodity possesses the rear piece being made up of non-woven fabrics, and this rear piece covers face above-mentioned back sheet and face opposition side above-mentioned surface patch side.

According to the present invention, absorbent commodity possesses fixed part, this fixed part is arranged at least veutro portion of the face of the opposition side of the same contact surface contacting with wearer in the time wearing, for absorbent commodity is fixed on to exterior body, absorber from crotch bottom until drosal part be provided with towards this drosal part and a pair of slit or the recess of the Ha font that interval broadens.

That is, by possessing fixed part, situation about can decrease uptake article departing from from exterior body.In addition,, by slit or recess are set at absorber, absorber is easy to the activity of the health of following wearer, therefore situation that can decrease uptake body wrinkle or break, and, because absorbent commodity is in the bending of the position of slit or recess, therefore can alleviate the sense of hardening.Thereby, can provide and be difficult to leakage and the good absorbent commodity of wearing feeling.

Brief description of the drawings

Fig. 1 is the axonometric chart of an example of state when the wearing of absorbent commodity of present embodiment is shown.

Fig. 2 is the plane outspread drawing that an example of the downside of the absorbent commodity of present embodiment is shown.

Fig. 3 is the plane outspread drawing that an example of the upside of the absorbent commodity of present embodiment is shown.

Fig. 4 is the plane outspread drawing of an example of the upside of the absorber that illustrates that the absorbent commodity of present embodiment possesses.

Fig. 5 is the cutaway view that an example of V-V portion of Fig. 3 is shown.

Fig. 6 is the cutaway view that an example of VI-VI portion of Fig. 3 is shown.

Fig. 7 is the cutaway view that an example of VII-VII portion of Fig. 3 is shown.

Fig. 8 is the top view of an example of the absorber that illustrates that the absorbent commodity of variation 1 possesses.

Fig. 9 is the top view of an example of the absorber that illustrates that the absorbent commodity of variation 2 possesses.

Figure 10 is the top view that the first case of the downside of the absorbent commodity of variation 3 is shown.

Figure 11 is the top view that the second case of the downside of the absorbent commodity of variation 3 is shown.

Figure 12 is the top view that the 3rd example of the downside of the absorbent commodity of variation 3 is shown.

Figure 13 is the top view that an example of the downside of the absorbent commodity of variation 4 is shown.

Figure 14 is the cutaway view that an example of the absorbent commodity of variation 5 is shown.

Detailed description of the invention

Below, with reference to accompanying drawing, embodiments of the present invention are elaborated.But, scope of invention is not limited to illustrated example.

In addition, in the following description, under state after the absorbent commodity of present embodiment 1 is launched, a side that is positioned at the veutro of human body (wearer) when wearing is decided to be front side, a side that is positioned at dorsal part is decided to be to rear side, the side contacting with wearer is decided to be to upside, the opposition side of the side contacting with wearer is decided to be to downside, by with the both sides of fore-and-aft direction and above-below direction all orthogonal direction be decided to be left and right directions.

Absorbent commodity 1 is for example the chamber pot liner of ight or long-time use, is installed on the exterior body (omitting diagram) that the human body of diaper, cover of diaper, underwear etc. worn uses to load and unload, to change mode freely.

Absorbent commodity 1 is formed as: in the time wearing, cover wearer's hip thigh portion and cover dorsal part from veutro always.

Particularly, one side's of absorbent commodity 1 end (leading section) is formed as the veutro portion 11 of the veutro that is positioned at wearer in the time wearing, the opposing party's end (rearward end) is formed as the drosal part 12 of the dorsal part that is positioned at wearer in the time wearing, and is formed with the crotch bottom 13 under the crotch that is positioned at wearer between veutro portion 11 and drosal part 12.

Drosal part 12 is formed as: the length at fore-and-aft direction of the Length Ratio veutro portion 11 at fore-and-aft direction of this drosal part 12 is long, and the length at left and right directions of the Length Ratio crotch bottom 13 at left and right directions of this drosal part 12 is long.Thus, can utilize drosal part 12 to cover largo wearer's dorsal part.

And the edge, both sides of crotch bottom 13 spreads all over from veutro portion 11 two lower limbs that drosal part 12 is formed with around the shank that is positioned at wearer in the time wearing and encloses portion 14.Enclose portion 14,14 at this lower limb and be respectively arranged with the elastomeric element 141 for plane rivel such as rubber covered wire, utilize this plane rivel elastomeric element 141 to form plane rivel.Thus, owing to coordinating elastically around wearer's shank, therefore can suppress side leakage, and be easy to the action of the health of following wearer, absorbent commodity 1 is difficult to depart from.And by this plane rivel, absorbent commodity 1 is naturally bending, so can make three-dimensional rivel (aftermentioned) more be close under wearer's crotch.

Absorbent commodity 1 mainly comprises: the surface patch 20 of liquid permeability, and this surface patch 20 is arranged at the contact surface side (upside) contacting with wearer in the time wearing; The back sheet 30 of opaque liquid, this back sheet 30 is arranged at the opposition side (downside) of the contact surface contacting with wearer in the time wearing; The rear piece 40 being formed by non-woven fabrics, this rear piece 40 is arranged at the outer side of the opposition side of the contact surface contacting with wearer in the time wearing; Absorber 60, this absorber 60 is installed between surface patch 20 and back sheet 30; Rivel sheet 50,50, these rivel sheet 50,50 length directions along absorbent commodity 1 (fore-and-aft direction) are arranged at the edge, width both sides (edge, left side and edge, right side) of Pictest dough sheet 20 sides of absorber 60; And fixed part 70, this fixed part 70 is arranged at the veutro portion 11 of rear piece 40, for absorbent commodity 1 is fixed on to exterior body.

Surface patch 20 is formed on wears the face contacting with wearer when absorbent commodity 1, is arranged at the upside of absorber 60, is to play the sheet material of accepting body fluid and accepted body fluid being delivered to the liquid permeability of the effect of absorber 60.

As liquid permeability sheet, for example to the line of nylon, polyethylene terephthalate etc. carry out the thin-film sheets such as netted stock material, the thin-film sheet that is formed with multiple open-works, polyethylene and polypropylene that plain weave etc. forms, there is the weaving cotton cloth of liquid permeability, non-woven fabrics is suitable for, particularly non-woven fabrics is suitable for.As non-woven fabrics, can use with the olefines such as polyethylene and polypropylene, polyesters, the synthetic fibers such as polyamide-based, the regenerated fiber such as staple fibre, CUP, the cotton natural fiber that waits, as fiber raw material, stings the non-woven fabrics that the suitable processing methods such as (spunlace) method, spunbond (spunbond) method, hot sticky (Thermal bond) method, melt-blown (meltblow) method, acupuncture (needle punch) method process by water.

Back sheet 30 is arranged at the downside of absorber 60, is the sheet material that plays the opaque liquid of the effect that prevents that body fluid etc. from oozing out, spilling towards absorbent commodity 1 outside.

As opaque liquid sheet, for example preferably polyethylene, polypropylene etc. at least have the sheet material of water-resisting property, and from preventing vexed wet viewpoint, preferably have the sheet material of poisture-penetrability.Possess the sheet material of water-resisting property and poisture-penetrability as this, for example, preferably use melting mixing inorganic filler in the olefine kind resin such as polyethylene or polypropylene and form after sheet material, by extending along single shaft or two direction of principal axis the micro-porous sheet obtaining.

In addition, also can use by thering is the thin layer of opaque liquid and thering is the stacked non-woven fabrics that the nonwoven layer of aeration forms.So-called stacked non-woven fabrics refers to the non-woven fabrics that is known as lamination non-woven fabrics for example forming at stacked non-woven fabrics such as polythene strips, is the non-woven fabrics simultaneously with opaque liquid and aeration.

In addition, back sheet 30, as long as the sheet material of opaque liquid, can be also moisture impermeability.

Rear piece 40 forms the face of the opposition side of the face contacting with wearer while wearing absorbent commodity 1, is the non-woven fabrics that the mode of face (lower surface) of face opposition side with being positioned at surface patch 20 sides that covers back sheet 30 arranges.Thus, can prevent the damage of back sheet 30.And, due to the sensation (cloth like) that can obtain as cloth, thus can be difficult for vexed wet sensation, and can alleviate the burden that wearer's skin is caused.

As rear piece 40, for example can enumerate by chemical adhesion (chemical bond) non-woven fabrics, hot sticky non-woven fabrics, spun-laced nonwoven fabric, spun-bonded non-woven fabrics, melt spraying non-woven fabrics, melt spraying non-woven fabrics, hot-rolling (heat roll) non-woven fabrics, hot-wind nonwoven cloth, opaque liquid non-woven fabrics or the sheet material constituting by above-mentioned non-woven fabrics, but be not limited thereto.

Rivel sheet 50,50 spreads all over drosal part 12 and is arranged at respectively the edge, both sides alongst of absorber 60 from veutro portion 11 in surface patch 20 sides.

The part in width (left and right directions) outside of this rivel sheet 50,50 is fixed in the upper surface of surface patch 20 and back sheet 30 in the side of absorber 60.And, the part of the width inner side of this rivel sheet 50,50 is not fixed in surface patch 20 and back sheet 30, and (fore-and-aft direction) possesses the three-dimensional elastomeric element 501 for rivel such as rubber covered wire along its length, this rivel sheet 50,50 erects and form can be according to the flexible freely a pair of three-dimensional rivel of distortion of wearer's build.

When use is configured in while spreading all over the absorbent commodity 1 of position of drosal part 12 from veutro portion 11 through crotch bottoms 13, absorber 60 plays the effect absorbing as the water sample composition of the urine of body fluid etc.

Particularly, for example as shown in Figure 4 to 7, absorber 60 is that the crepe paper 61 by utilizing liquid permeability covers absorber core 62 and forms, and the flat substrates such as absorbent material, fiber or thin film such as absorber core 62 combination cottons, paper pulp (pulp) and the such super absorbent resin of superabsorbent polymer form.In Fig. 4, represent the profile of the crepe paper 61 that covers absorber core 62 with imaginary line (double dot dash line) herein.

As super absorbent resin, preferably use carboxymethyl cellulose, polyacrylic acid and its esters, acrylates polymerization crosslinking thing, starch-acrylate graft copolymer, Starch-Acrylontirile Graft Copolymer hydrolysate, Pluronic F-127 cross-linking agent, carboxymethyl cellulose crosslinked thing, polyethylene glycol oxide, the water-swellable polymer such as polyacrylamide are carried out to material or the copolymer of isobutene. and maleic acid etc. that partial cross-linking forms.

In addition, in absorber 60, the material that covers absorber core 62 is not limited to crepe paper 61, can be also the non-woven fabrics of liquid permeability or the sheet material that has hole etc.

Absorber core 62 is by being disposed at the upper strata absorber 621 of surface patch 20 sides and being configured in the double-layer structural that lower floor's absorber 622 of back sheet 30 sides forms.

Upper strata absorber 621 be formed as fore-and-aft direction elongated overlook approximate rectangular shape, be configured in the upper face center portion of lower floor's absorber 622.

The width of lower floor's absorber 622 is wider than the width of upper strata absorber 621, and the length at left and right directions of the drosal part 12 of lower floor's absorber 622 forms longlyer than the length at left and right directions of the veutro portion 11 of lower floor absorber 622, crotch bottom 13.

Herein, in absorbent commodity 1, the body fluid infiltration rate that is adjusted to upper strata absorber 621 is faster than the body fluid infiltration rate of lower floor absorber 622, to can utilize promptly absorb body fluids of upper strata absorber 621, and utilizes lower floor's absorber 622 to keep body fluid.

Can adjust infiltration rate according to ratio, the kind of super absorbent resin etc. between the absorbent materials such as cotton, paper pulp and the such super absorbent resin of superabsorbent polymer, particularly, for example, the weight per unit area of the absorbent material in upper strata absorber 621 is higher than the weight per unit area of the absorbent material in lower floor absorber 622, and the ratio of the super absorbent resin in the ratio lower floor absorber 622 of the super absorbent resin in upper strata absorber 621 is low.

Thus, can make body fluid promptly away from skin, therefore can alleviate the sense of discomfort that wearer is caused and the burden that skin is caused.

And, at lower floor's absorber 622, from the crotch bottom 13 of lower floor's absorber 622 until drosal part 12 be provided with towards drosal part 12 and a pair of the first slit S1, the S1 of the Ha font that interval broadens.,, at lower floor's absorber 622, near the part being positioned in the time wearing wearer's the thigh root of dorsal part is provided with the first slit S1, S1.

If wearer's lower limb activity in the time wearing, the crotch bottom 13 of absorber 60 is significantly movable, but by the first slit S1, S1 are set, absorber 60 is easy to follow the activity of health, therefore can decrease uptake body 60 in the inside of absorbent commodity 1 wrinkle or the situation of breaking.Thereby, be difficult to occur leakage, and, on the contact surface (upper surface of absorbent commodity 1) contacting with wearer, being difficult to form groove or projection in the time wearing, therefore absorb body fluids efficiently, can alleviate the burden that skin is caused.

And, if wearer's both legs intersect or laterally couch in the time wearing, the interval under wearer's crotch narrows, absorbent commodity 1 bending, but by the first slit S1, S1 are set, absorbent commodity 1 is in the position bending of the first slit S1, S1, and therefore can alleviating hardens feels and makes wearing feeling become good.

And by the first slit S1, S1 are set, the body fluid that the crotch bottom 13 by absorber 60 can be absorbed guides and makes this diffusion of body fluids towards the drosal part 12 of absorber 60, therefore can improve the infiltration rate of absorber 60.

Fixed part 70 is the splicing tapes that play the effect that absorbent commodity 1 is adhered to exterior body and this absorbent commodity 1 is fixed, if peeling paper is peeled off, bonding portion exposes.

For example as shown in Figure 2, fixed part 70 is approximate rectangular shape, is arranged at the central part when the veutro portion 11 in the face (lower surface of rear piece 40) of opposition side of wearing the face contacting with wearer when absorbent commodity 1.

, make its viewpoint that is difficult to depart from etc. from the curling of decrease uptake article 1 herein, preferably the allocation position of fixed part 70 is positions of the forward side of veutro portion 11.And for the size of fixed part 70, from absorbent commodity 1 being firmly fixed to the viewpoint of exterior body etc., preferred length (length of fore-and-aft direction) is that 30mm is above, width (length of left and right directions) is for more than 40mm.And, because splicing tape does not have poisture-penetrability (aeration), so, particularly in the case of adopting and have the sheet material of opaque liquid of poisture-penetrability as back sheet 30, never hinder the viewpoint of ventilation based on back sheet 30 etc. and set out, preferably 20% of the area of the not enough rear piece 40 of the area of fixed part 70 (back sheet 30).

And, in the situation that utilizing PUR (hot melt) to form splicing tape, the weight per unit area higher (coating amount of PUR is more) of PUR bonding force becomes higher, if but bonding force is too high, in the time using diaper as exterior body, the probability that has top sheet (surface patch) fluffing that makes this diaper in the time changing absorbent commodity 1, therefore preferably the weight per unit area of PUR is 20～60g/m ², more preferably 40～50g/m ².

In addition, fixed part 70 is not limited to splicing tape, as long as absorbent commodity 1 being fixed on to the parts of exterior body, can be parts arbitrarily, for example, can be also face securing member, but select the parts of soft raw material as far as possible, this parts are easy to the action of the health of following wearer, are preferred.

According to the absorbent commodity 1 of the present embodiment having illustrated above, possesses the surface patch 20 of liquid permeability, the back sheet 30 of opaque liquid, be installed in the absorber 60 between surface patch 20 and back sheet 30, this absorbent commodity 1 is installed on the exterior body that human body wears and uses, possesses the veutro portion 11 of the veutro that is positioned at wearer in the time wearing, be positioned at the drosal part 12 of dorsal part, crotch bottom 13 between veutro portion 11 and drosal part 12, and two lower limbs that are positioned at around shank enclose portion 14, in addition, possesses fixed part 70, this fixed part 70 is arranged at the veutro portion 11 in the face (lower surface of absorbent commodity 1) of the opposition side of the contact surface contacting with wearer in the time wearing, for absorbent commodity 1 is fixed on to exterior body, absorber 60 from crotch bottom 13 until drosal part 12 be provided with towards drosal part 12 and a pair of first slit S1 of the Ha font that interval broadens, S1.

,, by possessing fixed part 70, can depart from from exterior body by decrease uptake article 1.In addition,, by the first slit S1, S1 are set, absorber 60 is easy to the activity of the health of following wearer, therefore situation that can decrease uptake body 60 wrinkle or break, and, because absorbent commodity 1 is in the position bending of the first slit S1, S1, therefore can alleviate the sense of hardening.Thereby, can provide and be difficult to leakage and the good absorbent commodity 1 of wearing feeling.

Particularly, by possessing fixed part 70, even if wearer stands up or carries out position conversion and leg movements in the time wearing, absorbent commodity 1 is also difficult to from exterior body depart from, and is therefore difficult to leakage.And, absorbent commodity 1 is the chamber pot liner of ight or long-time use, how under the state that keeps lying position, to use, therefore, particularly facing upward couch in the situation that, body pressure puts on dorsal part and makes dorsal part be difficult to depart from, by possessing fixed part 70 in veutro portion 11, veutro is also difficult to depart from, and is preferred.

And, by the first slit S1, S1 are set, even if utilize fixed part 70 that absorbent commodity 1 is fixed on to exterior body, absorber 60 is also easy to the activity of the health of following wearer, therefore, can decrease uptake body 60 in the inside of absorbent commodity 1 wrinkle or the situation of breaking.Thereby, be difficult to leakage, and the contact surface (upper surface of absorbent commodity 1) contacting with wearer being difficult to form groove or projection in the time wearing, therefore absorb body fluids efficiently, also can alleviate the burden that skin is caused.

And, by the first slit S1, S1 are set, even if wearer's both legs intersect or laterally couch etc. and the interval under wearer's crotch is narrowed in the time wearing, absorbent commodity 1 is in the position bending of the first slit S1, S1, therefore can alleviate the sense of hardening, make wearing feeling become good.

And, according to the absorbent commodity 1 of the present embodiment having illustrated above, absorber 60 possesses absorber core 62, and this absorber core 62 is by being configured in lower floor's absorber 622 of back sheet 30 sides and being configured in surface patch 20 sides and upper strata absorber 621 that infiltration rate is faster than the infiltration rate of lower floor absorber 622 forms.

Thereby, can utilize promptly absorb body fluids of upper strata absorber 621, and utilize lower floor's absorber 622 to keep body fluid, can make body fluid promptly away from skin, therefore, the burden that can alleviate wearer's sense of discomfort and skin is caused.

And according to the absorbent commodity 1 of the present embodiment having illustrated above, lower floor's absorber 622 forms than upper strata absorber 621 broadnesses, the first slit S1, S1 are arranged at lower floor's absorber 622.

; lower floor's absorber 622 forms than upper strata absorber 621 broadnesses; therefore; with the activity of wearer's health correspondingly; lower floor's absorber 622 is more movable to a greater degree than upper strata absorber 621; but owing to being provided with the first slit S1, S1 at this lower floor's absorber 622, thus can carry out efficiently the fold to absorber 60 based on the first slit S1, S1 or the inhibition of breaking, and in the bending of the absorbent commodity 1 of the position of the first slit S1, S1.

And, according to the absorbent commodity 1 of the present embodiment having illustrated above, this absorbent commodity 1 possesses: be used to form the rivel sheet 50,50 of a pair of three-dimensional rivel erecting in the edge, width both sides of the absorber 60 of surface patch 20 sides and elastomeric element 501,501 for three-dimensional rivel, and form the elastomeric element 141,141 for plane rivel of plane rivel for the edge, both sides of the crotch bottom 13 at absorbent commodity 1.

, absorbent commodity 1 possesses three-dimensional rivel and plane rivel.

Thereby, by possessing three-dimensional rivel, be difficult to form gap between under the crotch bottom 13 of absorbent commodity 1 and wearer's crotch, therefore can suppress leakage.

In addition, by possessing plane rivel, around wearer's shank, coordinate elastically, and by plane rivel, absorbent commodity 1 is naturally bending, can make three-dimensional rivel more be close under wearer's crotch, therefore, can suppress efficiently leakage.And, by possessing plane rivel, be easy to the activity of the health of following wearer, therefore absorbent commodity 1 is difficult to depart from from exterior body.

And, according to the absorbent commodity 1 of the present embodiment having illustrated above, possess the rear piece 40 being formed by non-woven fabrics, this rear piece 40 cover back sheet 30 with the face (lower surface) of face opposition side that is positioned at surface patch 20 sides.

Thereby, the damage of back sheet 30 can be prevented, and the sensation as cloth can be obtained, therefore, can be difficult for vexed wet sensation, and can alleviate the burden that wearer's skin is caused.

In addition, the present invention is not limited to above-mentioned embodiment, can in the scope that does not depart from its purport, carry out suitable change.

< variation 1>

In the above-described embodiment, for the shape of the first slit S1, S1, as long as the crotch bottom 13 from absorber 60 until drosal part 12 be formed as towards drosal part 12 and the Ha font that interval broadens, its shape is arbitrarily, for example, the first slit S1A, the S1A that also can be arranged at as shown in Figure 8 the lower floor's absorber 622 that forms absorber 60 are such, have the constant part in the first slit interval each other.

Particularly, for the first slit S1A, S1A, be constant by the interval of 13Ce end, crotch bottom (leading section), the interval of part in addition broadens towards drosal part 12.Because the first slit S1A, S1A are the shapes along thigh root further, so the tracing ability of absorber 60 improves.

< variation 2>

In the above-described embodiment, the upper strata absorber 621B of the formation absorber 60 that upper strata absorber 621 for example also can be is as shown in Figure 9 such, possesses in the position of the left and right directions central authorities of the veutro portion 11 of absorber 60 the second slit S2 arranging along fore-and-aft direction.

According to variation 2, due to the veutro portion 11 at absorber 60 and be to be provided with the second slit S2 in the position of the width central authorities of absorber 60 along the length direction of absorber 60, so the body fluid that the crotch bottom 13 by absorber 60 can be absorbed makes this diffusion of body fluids towards the first slit S1, S1 guiding, therefore can further improve the infiltration rate of absorber 60.

In addition, the content of variation 2 also can combine with variation 1.

< variation 3>

In the above-described embodiment, for fixed part 70, as long as at least veutro portion 11 in the face (lower surface of absorbent commodity 1) of the opposition side of the contact surface contacting with wearer in the time wearing possesses fixed part 70, its shape is arbitrarily, for example, also the fixed part 70C can absorbent commodity 1 as shown in figure 10 possessing is such, be strip at fore-and-aft direction, also the fixed part 70D can absorbent members 1 as shown in figure 11 possessing is such, be strip at left and right directions, the fixed part 70E can also absorbent commodity 1 as shown in figure 12 possessing is T word shape like that.

According to the fixed part 70C shown in Figure 10, owing to being strip at fore-and-aft direction, misalignment that therefore can decrease uptake article 1, therefore, is difficult to depart from, and can suppress leakage.

And according to the fixed part 70D shown in Figure 11, owing to being strip at left and right directions, width both ends that therefore can decrease uptake article 1 curling, therefore, is difficult to depart from, and can suppress leakage.

And, according to the fixed part 70E shown in Figure 12, owing to being by fixed part 70C and the integrated shape forming of fixed part 70D, therefore misalignment that can decrease uptake article 1, and width both ends that can decrease uptake article 1 is curling, therefore be more difficult to depart from, can further suppress leakage.

< variation 4>

In the above-described embodiment, the number of the fixed part 70 possessing for absorbent commodity 1, as long as at least veutro portion 11 of the face (lower surface of absorbent commodity 1) of the opposition side of the contact surface contacting with wearer in the time wearing is provided with this fixed part 70, its number is arbitrarily, for example, also can possess like that multiple fixed parts 70 by absorbent commodity 1F as shown in figure 13.

Particularly, absorbent commodity 1F possesses two fixed parts 70 arranging at left and right directions.

According to absorbent commodity 1F, owing to possessing two fixed parts 70 arranging at left and right directions, so width both ends that can decrease uptake article 1F is curling, therefore, be difficult to depart from, can suppress leakage.

In addition, in variation 4, the orientation of fixed part 70 is not limited to left and right directions, but arbitrarily, for example, can be also fore-and-aft direction.When be arranged with multiple fixed part 70 at fore-and-aft direction in the situation that, misalignment that can decrease uptake article 1.

In addition, the content of variation 4 also can combine with variation 3.

< variation 5>

In the above-described embodiment, for lower floor's absorber 622, the absorber 622G of lower floor of the formation absorber 60 for example also can absorbent commodity 1 as shown in figure 14 possessing is such, arranging towards drosal part 12 and a pair of the first recess R1, the R1 of the Ha font that interval broadens from crotch bottom 13 to drosal part 12 of absorber 60., lower floor's absorber 622 also can arrange the first recess R1, R1 and replaces the first slit S1, S1.

The first recess R1 can be as shown in Figure 14 upward to depression recess, can be also downward to depression recess.

In addition, the content of variation 5 also can combine with variation 1, variation 2.

And, in variation 2, upper strata absorber 621B also can replace the second slit S2 and possess in the position of the left and right directions central authorities of the veutro portion 11 of absorber 60 along fore-and-aft direction setting and upward to or the second recess of lower direction depression.

In addition, in above-mentioned embodiment and variation 1～5, the first slit S1, S1A, the first recess R1 also can not be arranged at lower floor's absorber 622,622G, but are arranged at upper strata absorber 621,621B.

And the second slit S2, the second recess also can not be arranged at upper strata absorber 621B, but are arranged at lower floor's absorber 622,622G.

And in above-mentioned embodiment and variation 1～5, absorber core 62 also can be formed as not possessing upper strata absorber 621 but the monolayer constructions will that only possesses lower floor's absorber 622, and, also can be formed as three layers of above multi-ply construction.

And, in above-mentioned embodiment and variation 1～5, in the situation that absorber core 62 is formed as multi-ply construction, also can multiple layer arrange in the first slit S1, S1A, the second slit S2, the first recess R1 and the second recess at least any.

And in above-mentioned embodiment and variation 1～5, absorbent commodity 1,1F also can not possess rear piece 40.In this case, fixed part 70,70C, 70D, 70E are installed on the back sheet 30 being made up of macromolecular sheet material, therefore, even if fixed part 70,70C, 70D, 70E are splicing tapes, when absorbent commodity 1,1F are unloaded from exterior body, fixed part 70,70C, 70D, 70E are also difficult to residue in exterior body, can fully peel off.

And in above-mentioned embodiment and variation 1～5, absorbent commodity 1,1F are not limited to only possess plane rivel in crotch bottom 13, for example, also can be in crotch bottom 13 and drosal part 12 possess plane rivel.When in the situation that drosal part 12 also possesses plane rivel, absorbent commodity 1,1F are easy to, in width bending, therefore become more difficult leakage.

And in above-mentioned embodiment and variation 1～5, absorbent commodity 1,1F also can only possess the either party in plane rivel and three-dimensional rivel.

And, in above-mentioned embodiment and variation 1～5, absorbent commodity 1,1F are not limited to the chamber pot liner of ight or long-time use, as long as possess liquid permeability surface patch 20, opaque liquid back sheet 30 and be installed in surface patch 20 and back sheet 30 between the absorbent pad of absorber 60, can be absorbent commodity arbitrarily.

In industry, utilize probability

The present invention can be used in the manufacturing industry of absorbent commodity etc.

Symbol description:

1,1F ... absorbent commodity; 11 ... veutro portion; 12 ... drosal part; 13 ... crotch bottom; 14 ... lower limb encloses portion; 20 ... surface patch; 30 ... back sheet; 40 ... rear piece; 50 ... rivel sheet; 60 ... absorber; 62 ... absorber core; 70,70C, 70D, 70E ... fixed part; 141 ... plane rivel elastomeric element; 501 ... three-dimensional rivel elastomeric element; 621,621B ... upper strata absorber; 622,622G ... lower floor's absorber; R1 ... the first recess (recess); S1, S1A ... the first slit (slit); S2 ... the second slit.

Claims

1. an absorbent commodity, possesses: the surface patch of liquid permeability; The back sheet of opaque liquid; And be installed in the absorber between described surface patch and described back sheet, this absorbent commodity is arranged on the exterior body that human body wears and uses, described absorbent commodity possesses: in the time wearing the veutro portion of wearer's veutro, the drosal part of dorsal part, in the crotch bottom between described veutro portion and described drosal part and two lower limbs that are positioned at around shank enclose portion, described absorbent commodity is characterised in that

Described absorbent commodity possesses fixed part, and this fixed part is arranged at least described veutro portion of the face of the opposition side of the contact surface contacting with wearer in the time wearing, for this absorbent commodity is fixed on to described exterior body,

Described absorber from described crotch bottom until described drosal part be provided with towards this drosal part and a pair of slit of the Ha font that interval broadens,

Described a pair of slit arranges in the mode of the width end of cutting described absorber,

Described absorber possesses absorber core, and this absorber core comprises lower floor's absorber and upper strata absorber, and described lower floor absorber is disposed at described back sheet side, and described upper strata absorber is disposed at described surface patch side,

Described a pair of slit is arranged at described lower floor absorber,

On described upper strata, absorber is provided with the second slit, and described the second slit arranges in the mode of end of the abdomen lateral side of cutting described upper strata absorber.

2. absorbent commodity according to claim 1, is characterized in that,

Be provided with described fixed part with described the second opposed position of slit.

3. absorbent commodity according to claim 1 and 2, is characterized in that,

The infiltration rate of described upper strata absorber is faster than the infiltration rate of described lower floor absorber.

4. absorbent commodity according to claim 1 and 2, is characterized in that,

Described absorbent commodity possesses:

Rivel sheet and three-dimensional rivel elastomeric element, this rivel sheet and three-dimensional rivel are used to form a pair of three-dimensional rivel erecting in the edge, width both sides of the described absorber of described surface patch side with elastomeric element; And

Plane rivel elastomeric element, this plane rivel forms plane rivel with elastomeric element for the edge, both sides of the described crotch bottom at this absorbent commodity.

5. absorbent commodity according to claim 1 and 2, is characterized in that,

It is wider than the width of described upper strata absorber that described lower floor absorber is formed as its width.

6. absorbent commodity according to claim 1 and 2, is characterized in that,

Described absorbent commodity possesses the rear piece being made up of non-woven fabrics, and this rear piece covers face described back sheet and face opposition side described surface patch side.