CN104780878B

CN104780878B - The manufacture method of disposable diaper and its manufacture method and telescopic sheet

Info

Publication number: CN104780878B
Application number: CN201380059065.7A
Authority: CN
Inventors: 丸山浩志; 齐藤数马; 万田俊明; 一万田俊明; 植田章之
Original assignee: Kao Corp
Current assignee: Kao Corp
Priority date: 2012-11-12
Filing date: 2013-11-12
Publication date: 2017-07-11
Anticipated expiration: 2033-11-12
Also published as: JP5685238B2; WO2014073697A1; JP2014094214A; CN104780878A; TW201424705A; TWI500416B

Abstract

Diaper (1) of the invention is with absorbent main body (2) and lateral plate (3).Lateral plate (3) is with the first and second lateral plate sheet materials (31,32) and elastomeric element (33).The lit-par-lit structure part (31A, 31B) that the end of the leading section side of end or lateral plate (3) of at least the first lateral plate sheet material (31) with absorbent main body (2) side is turned back to inner side.At lit-par-lit structure part (31A, 31B), interlayer bond layer (31a, 31b) is formed to imposing bonding agent between the first lateral plate sheet material (31) relative by turning back.Layers cementing oxidant layer (31a, 31b) extends bond layer (31a', 31b') with more than lit-par-lit structure part (31A, 31B) to what the center side of the width (X) of lateral plate (3) extended.

Description

The manufacture method of disposable diaper and its manufacture method and telescopic sheet

Technical field

The present invention relates to a kind of disposable diaper and its manufacture method.Additionally, being made the present invention relates to the disposable diaper The manufacture method of telescopic sheet.

Background technology

All the time, it is known that it is in the absorbent main body comprising absorber, when wearing configuration in the back side of wearer Part, the lateral plate of the retractility stretched on the width of the absorbent main body and the deploying type that is formed it is disposable Diaper (with reference to patent document 1 and 2).This kind of disposable diaper can manufacture side with the operation different from absorbent main body in advance Piece, then be attached in absorbent main body and manufactured, therefore, it is possible to suppress the usage amount of the material for lateral plate, by this The discarded object that material is produced, it is excellent in terms of environment and cost.As lateral plate, using in 2 lateral plate pieces comprising non-woven fabrics etc. Linear elastic bodies and structure that is fixed by bonding agent engagement and being formed are configured with elongation state between material.

Prior art literature

Patent document

Patent document 1：Japanese Patent Laid-Open 2008-295836 publications

Patent document 2：Japanese Patent Laid-Open 2012-115361 publications

The content of the invention

However, when stretching is arranged on pull stap of leading section of lateral plate etc. to wear diaper, if carrying out excessive drawing Stretch, then have the situation that the linear elastic bodies in lateral plate are peeled off from lateral plate sheet material.

The present invention provides a kind of disposable diaper, and it includes：With absorber, configuration the absorber inner surface side The absorbent main body of skin lateral plate and configuration in the non-skin lateral plate of the outer surface side of the absorber；With installed in absorbability master The lateral plate of the retractility of one sidepiece or both sides of body.

Above-mentioned lateral plate is provided with pull stap in leading section, and the lateral plate has：First lateral plate sheet material and the second lateral plate sheet material This 2 lateral plate sheet materials；And the elastomeric element being fixed on the state for extending between 2 lateral plate sheet materials.

Above-mentioned elastomeric element in the end of above-mentioned absorbent main body side or near it and above-mentioned lateral plate leading section side end Portion or its near, be fixed on both the first lateral plate sheet material and the second lateral plate sheet material.

Disposable diaper has the feature of following (a), (b).

A in () the first lateral plate sheet material and the second lateral plate sheet material, at least the first lateral plate sheet material has above-mentioned absorbent main body side End to the main body side lit-par-lit structure part turned back and formed on the inside of above-mentioned lateral plate,

In the lit-par-lit structure part of aforementioned body side, imposing bonding between the first lateral plate sheet material relative by turning back Agent, forms main body side layers cementing oxidant layer,

Aforementioned body side layers cementing oxidant layer has more than aforementioned body side lit-par-lit structure part to the width of above-mentioned lateral plate The main body side that degree direction center side extends extends bond layer,

Above-mentioned elastomeric element using aforementioned body side extend bond layer and positioned at the second lateral plate sheet material side and fixation it is above-mentioned The end of absorbent main body side or the main body side bond layer at the position near it, are fixed on the first lateral plate sheet material and the second lateral plate On both sheet materials.

B in () the first lateral plate sheet material and the second lateral plate sheet material, at least the first lateral plate sheet material has the leading section of above-mentioned lateral plate The end of side to the front lit-par-lit structure part turned back and formed on the inside of above-mentioned lateral plate,

In above-mentioned front lit-par-lit structure part, imposing bonding between the first lateral plate sheet material relative by turning back Agent, forms front layers cementing oxidant layer,

Above-mentioned front layers cementing oxidant layer has more than above-mentioned front lit-par-lit structure part to the width of above-mentioned lateral plate The front that degree direction center side extends extends bond layer,

Above-mentioned elastomeric element using above-mentioned front extend bond layer and positioned at the second lateral plate sheet material side and fixation it is above-mentioned The end of the leading section side of lateral plate or the front bond layer at the position near it, are fixed on the first lateral plate sheet material and the second side In both sheets.

Additionally, the present invention provides a kind of manufacture method of telescopic sheet, it includes：The step of conveying a pair of banding pieces；With Between the banding piece, linear elastic bodies are configured on the direction that the conveying direction with the banding piece intersects, along the banding piece Conveying direction the banding piece a sidepiece and the other side, respectively by linear elastic bodies with elongation state be fixed on a pair should Banding piece both on step.

The manufacture method comprises the steps：To the banding piece in a pair above-mentioned banding pieces, along the defeated of the banding piece Send direction the banding piece a sidepiece and the other side at least one party on along the conveying direction adhesive-applying,

The sidepiece for being coated with above-mentioned bonding agent is turned back and forming layer laminated structure section in the way of the bonding agent turns into inner side Point,

Between another banding piece in above-mentioned banding piece and the above-mentioned banding piece with above-mentioned lit-par-lit structure part, Above-mentioned linear elastic bodies are fixed with elongation state on the direction intersected with the conveying direction of these banding pieces.

In the manufacture method, when above-mentioned lit-par-lit structure part is formed, in the way of a part for above-mentioned bonding agent is exposed Above-mentioned banding piece is turned back, above-mentioned linear elastic bodies are fixed using the bonding agent exposed after turning back.

And then, the present invention provides a kind of manufacture method of disposable diaper, and the disposable diaper includes：With absorber, Configure the suction of the skin lateral plate and the non-skin lateral plate for configuring the outer surface side in the absorber in the inner surface side of the absorber The property received main body；With the lateral plate of the retractility of a sidepiece or both sides installed in the absorbent main body.

The manufacture method includes：

The non-individual body of the telescopic sheet that will be obtained by the manufacture method of above-mentioned telescopic sheet, is cut in its width It is disconnected, the step of obtain the lateral plate of above-mentioned retractility；With

The component parts of the lateral plate of above-mentioned retractility and the non-individual body of above-mentioned absorbent main body is engaged, acquisition is above-mentioned once The step of non-individual body of property diaper.

Brief description of the drawings

Fig. 1 is the expansion top view as the disposable diaper of one embodiment of the present invention from the observation of positive dough sheet side.

Fig. 2 is the stereogram of the wearing effect for representing the disposable diaper shown in Fig. 1.

Fig. 3 is the lateral plate and the amplification plan view near it for representing the disposable diaper shown in Fig. 1.

Fig. 4 is the IV-IV sectional views of Fig. 3.

Fig. 5 is the sectional view of the another way for representing the diaper shown in Fig. 4.

Fig. 6 is an example of the manufacture method of the lateral plate in the disposable diaper for represent the implementation method shown in Fig. 1 Stereogram.

Specific embodiment

The present invention relates to a kind of performance of lateral plate than disposable diaper that prior art increases.

Hereinafter, based on the preferred embodiment of the present invention, the present invention will be described referring to the drawings.Implementation shown in Fig. 1 The disposable diaper 1 (hereinafter also referred to diaper 1) of mode includes：With absorber 23 and configuration the absorber 23 inner surface The absorbent main body 2 of the skin lateral plate 21 of side；With the lateral plate 3,3 installed in the both sides of the absorbent main body 2.

Absorbent main body 2 as shown in Figure 1 with lengthwise shape, with when wearing positioned at wearer veutro veutro Portion A, positioned at wearer dorsal part drosal part B and the crotch C positioned at crotch part.Absorbent main body 2 is as shown in Figure 1 plane It is rectangular shape in the state of extension.Lateral plate 3,3 in the way of protruding laterally from the both sides edge of absorbent main body 2 respectively The both sides of the absorbent main body 2 in drosal part B.

The length direction of disposable diaper 1 is the Y-direction in figure, is equidirectional with the length direction of absorbent main body 2. The width of disposable diaper 1 is the X-direction in figure, is equidirectional with the width of absorbent main body 2.Following In explanation, the component parts of the length direction of diaper or diaper direction corresponding with diaper length direction is also referred to as Y side To the component parts of the width of diaper or diaper direction corresponding with diaper width direction is referred to as into X-direction.This Outward, the inner surface in the component parts of diaper or diaper is the face towards the skin side of wearer, diaper or diaper when wearing Component parts in outer surface be when wearing towards the side opposite with the skin of wearer non-skin side face.

As shown in Figure 1 and Figure 4, absorbent main body 2 has the skin lateral plate 21, shape of the inner surface for forming absorbent main body 2 Into the absorption of the non-skin lateral plate 22 and the liquid retainability between two sheet materials 21,22 of the outer surface of absorbent main body 2 Body 23.Skin lateral plate 21 has the positive dough sheet 21a of liquid permeability and is bonded on a pair of stereo enclosure formation pieces of its both sides 21b、21b.The positive dough sheet 21a of liquid permeability is configured in absorbent main body 2 in the way of the total length throughout absorbent main body 2 The central portion of width.Stereo enclosure formation piece 21b, 21b configure the length in absorbent main body 2 along its length respectively The both sides in direction.Stereo enclosure formation piece 21b, 21b is engaged in positive dough sheet 21a via bond layer 68 and 69, with front Piece 21a constitutes skin lateral plate 21 together.

Bond layer 68 is formed in the substantially total length of absorbent main body 2.In contrast, bond layer 69 is arranged on veutro Portion A and drosal part B, and it is not arranged in crotch C.

Each stereo enclosure formation piece 21b edges near the ora terminalis on the inside of the width (X-direction) of absorbent main body 2 The ora terminalis has the elastomeric element 25 of stereo enclosure formation.In diaper 1 when wearing, by the convergent force of elastomeric element 25, Left thirty years of age from positive dough sheet 21a the part of the Rack positioned at the position than above-mentioned bond layer 68 in the inner part in crotch C Rise, form stereo enclosure.

Non- skin lateral plate 22 includes composite sheet, and there is the composite sheet liquid impermeability or liquid hardly possible permeability (to include and dial It is aqueous) leakage prevention sheet 22a and the outer surface side that leakage prevention sheet 22a is bonded on via outer layer bond layer 61 outer layer non-woven fabrics 22b.The plan view shape of outer layer non-woven fabrics 22b is identical with absorbent main body 2.Leakage prevention sheet 22a is as shown in figure 4, except the width of X-direction Beyond slightly smaller, there is same plan view shape with outer layer non-woven fabrics 22b.Due to there is outer layer non-woven fabrics 22b, the appearance of diaper 1 The skin sense of touch in face is good.

In the part configured at the calf circumference of the length direction both sides of absorbent main body 2, the bullet of leg creases formation Property part 26 formed by stereo enclosure and clamped with the double-layer structural part of piece 21b and fixed with elongation state.

As shown in figure 1, length direction Central Line CL of the diaper 1 on absorbent main body 2 is symmetrically formed.Therefore, Structure for lateral plate 3,3 and they and absorbent main body 2 and the juncture of pull stap 4, mainly with the side in the left side of Fig. 1 Illustrated as a example by piece, the lateral plate on right side is same in addition to symmetrical.

As shown in figure 3, the lateral plate 3 in diaper 1 is rectangular shape in the state of plane extension.As shown in figure 4, lateral plate 3 include：2 lateral plate sheet materials that non-woven fabrics is made i.e. the first lateral plate sheet material 31 and the second lateral plate sheet material 32；With with diaper width The state extended on direction (X-direction) is fixed on many elastomeric elements 33 between 2 lateral plate sheet materials 31,32.First lateral plate sheet material Outer surface side of 31 configurations in diaper 1.Second lateral plate sheet material 32 configures the inner surface side in diaper 1.Below for convenience, also will First lateral plate sheet material 31 and the second lateral plate sheet material are only called lateral plate sheet material 31 and lateral plate sheet material 32.

In the leading section 3a of lateral plate 3, it is provided with and (is for example arranged on the outer of veutro portion A for lateral plate 3 to be fixed on into other positions Region 5 is taken on surface) pull stap 4.The leading section 3a of lateral plate 3 is the side opposite with the side of absorbent main body 2 of lateral plate 3 End.On the other hand, the end (hereinafter also referred to base end part 3b) of the absorbent main body side of lateral plate 3 is engaged in absorbent main body 2.

Elastomeric element 33 is wire, is configured along the width (X-direction) of diaper 1 respectively.Additionally, in each lateral plate 3 Many elastomeric elements 33 separate roughly equal interval and configure on the length direction (Y-direction) of diaper.

As shown in Figure 3 and Figure 4, lateral plate 3 has viscous in the middle of main body side bond layer 35, front bond layer 36 and multiple Connect oxidant layer 37.These bond layers 35,36,37 extend and are formed in diaper length direction (Y-direction).In these bonding agents In layer 35,36,37, many elastomeric elements 33 are at least fixed on the second lateral plate sheet material via the bonding agent for constituting each bond layer 32.That is, bond layer 35,36,37 is located at least in the side of the second lateral plate sheet material 32.

In lateral plate 3, the position of elastomeric element 33 is not being clipped, 2 lateral plate sheet materials 31,32 are each viscous via constituting each other The bonding agent for connecing oxidant layer is directly engaged.In addition, in figure 3, in main body side bond layer 35, front bond layer 36 and multiple Between bond layer 37 by the figure to the left lower section diagonal line hatches line represent.

Main body side bond layer 35 is arranged on the side of absorbent main body 2 in the bearing of trend of lateral plate 3, by each elastomeric element 33 The side of absorbent main body 2 end or the part near it, fixed from the inner surface P lateral outer Q sides of lateral plate 3.Front Bond layer 36 is arranged on the leading section 3a sides in the bearing of trend of lateral plate 3, by the leading section 3a of the lateral plate 3 of each elastomeric element 33 The end of side or the part near it, fix from the inner surface P lateral outer Q sides of lateral plate 3.

As shown in figure 4, main body side bond layer 35 does not reach the ora terminalis of the side of absorbent main body 2 in lateral plate 3, lateral plate 3 In the main body side non-set out region between base end part 3b has lateral plate sheet material 31,32 for disengaged condition.Additionally, front bonding agent Layer 36 does not reach the ora terminalis of the side of pull stap 4 in lateral plate 3, and lateral plate 3 is being non-connecing between leading section 3a has lateral plate sheet material 31,32 The front non-set out region of conjunction state.The base end part 3b of the lateral plate 3 in present embodiment is deposited between being included in lateral plate sheet material 31,32 Entirety or a part and main body side non-set out region in the part of main body side bond layer 35.On the other hand, the front end of lateral plate 3 Portion 3a there is the entirety or a part of the part of front bond layer 36 between being included in lateral plate sheet material 31,32 and front is non-connects Close region.

Main body side bond layer 35 of the middle bond layer 37 in the bearing of trend of lateral plate 3 and front bond layer 36 Between region be that zone line 30 is provided with multiple.The width of middle bond layer 37 is than above-mentioned two bond layer 35,36 In any one is small, be formed with multiple to intermittent (interruption) in zone line 30.On the contrary, main body side bond layer 35 and front bond layer 36 be formed as more wider than the width of middle bond layer 37.In the bearing of trend of lateral plate 3, in master Between middle bond layer 37 between side bond layer 35 and the middle bond layer 37 being adjacent, adjacent, it is preceding Between side bond layer 36 and the middle bond layer 37 being adjacent, it is respectively formed with and is configured without the disengaged of bonding agent Region 38.In the diaper 1 of present embodiment, the bearing of trend of lateral plate 3 is consistent with diaper width direction

Main body side bond layer 35, front bond layer 36 and middle bond layer 37 with extend in the X direction Many (more preferably more than 3) elastomeric elements 33 intersect, and extend on the length direction (Y-direction) of diaper 1.Main body side bonds Oxidant layer 35, front bond layer 36 and middle bond layer 37 preferably with the whole elastomeric elements 33 for extending in the X direction Intersect, extend on the length direction (Y-direction) of diaper 1, more preferably the total length between upper lower edge 3u, 3d of lateral plate 3 is formed.

Similarly handed over many (more preferably more than the 3) elastomeric elements 33 for extending in the X direction non-set out region 38 Pitch and extend on the length direction (Y-direction) of diaper 1.Non-set out region 38 it is also preferred that with the whole bullets for extending in the X direction Property part 33 intersect and on the length direction (Y-direction) of diaper 1 extend, it is more preferably complete between upper lower edge 3u, 3d of lateral plate 3 It is long to be formed.

In diaper 1, first lateral plate piece of the configuration in 2 lateral plate sheet materials 31,32 of lateral plate 3 in outer surface Q sides is constituted Material 31, in the side of absorbent main body 2, the end of the side of absorbent main body 2 with the first lateral plate sheet material 31 is turned back and shape to inner side Into 2 layers of main body side lit-par-lit structure part 31A.So-called " being turned back to inner side " is directed to the inner side of lateral plate 3 and is to the first side Turn back the side relative with the second lateral plate sheet material 32 of sheet 31.In main body side lit-par-lit structure part 31A, to by turning back and Bonding agent is imposed between the first relative lateral plate sheet material 31, main body side layers cementing oxidant layer 31a is formed with.The bonding agent is applied to logical Cross and turn back and the substantially whole region of the first relative lateral plate sheet material 31.

Additionally, the first lateral plate sheet material 31 is in the leading section side of lateral plate 3, the leading section side with the first lateral plate sheet material 31 The front lit-par-lit structure part 31B of end turned back to inner side and formed 2 layers.The meaning of so-called " being turned back to inner side " be with it is upper State identical.In the 31B of front lit-par-lit structure part, imposing bonding between the first lateral plate sheet material 31 relative by turning back Agent, is formed with front layers cementing oxidant layer 31b.The bonding agent is applied to the first lateral plate sheet material 31 relative by turning back Substantially whole region.

As described above, in the first lateral plate sheet material 31, the end of the end of the side of absorbent main body 2 and the leading section side of lateral plate 3 Portion turns back to inner side, and is formed with main body side lit-par-lit structure part 31A and front lit-par-lit structure part 31B.In contrast, In the second lateral plate sheet material 32 of the inner surface P sides of lateral plate 3, the end of the side of absorbent main body 2 and the leading section side of lateral plate 3 Do not turned back end.

In the main body side lit-par-lit structure part 31A of the first lateral plate sheet material 31, main body side layers cementing oxidant layer 31a exceedes master Body-side layers laminated structure section point 31A, extends out to the center side of the width X of lateral plate 3.Main body is formed with by the extension Side extends bond layer 31a'.Main body side extends bond layer 31a' and is not covered by the first lateral plate sheet material 31, and the main body side is extended Bond layer 31a' exposes towards the inner surface P sides of lateral plate 3.And, the main body side for exposing extends bond layer 31a' by each bullet The end or the part near it of the side of absorbent main body 2 of property part 33 are fixed from the outer surface Q lateral inner surface P sides of lateral plate 3.

In the front lit-par-lit structure part 31B of the first lateral plate sheet material 31, front layers cementing oxidant layer 31b exceedes preceding Side lit-par-lit structure part 31B, extends out to the center side of the width X of lateral plate 3.Front end is formed with by the extension Side extends bond layer 31b'.Front extends bond layer 31b' and is not covered by the first lateral plate sheet material 31, and the main body side is extended Bond layer 31b' exposes towards the inner surface P sides of lateral plate 3.And, the front exposed extends bond layer 31b' by each bullet Property part 33 lateral plate 3 the end of leading section side or the part near it consolidate from the outer surface Q lateral inner surface P sides of lateral plate 3 It is fixed.

In lateral plate 3, main body side extends the forming position of bond layer 31a' and the formation position of main body side bond layer 35 Put and overlapped on the thickness direction of diaper 1.And, lateral plate 3 utilizes main body side in its side of absorbent main body 2, each elastomeric element 33 Bond layer 31a' is extended to be fixed from the side of the first lateral plate sheet material 31, and using main body side bond layer 35 from the second lateral plate sheet material 32 sides are fixed.That is, each elastomeric element 33 is fixed on both the first and second lateral plate sheet materials 31,32.Similarly, before in lateral plate 3 Side extends the forming position of bond layer 31b' and the forming position of front bond layer 36 on the thickness direction of diaper 1 Overlap.And, lateral plate 3 extends bond layer 31b' from the leading section side of its lateral plate 3, each elastomeric element 33 using front The side of side sheet 31 is fixed, and is fixed from the side of the second lateral plate sheet material 32 using front bond layer 36.That is, each elastic portion Part 33 is fixed on both the first and second lateral plate sheet materials 31,32.So, end of each elastomeric element 33 in the side of absorbent main body 2 Both the first and second lateral plate sheet materials 31,32 are fixed in portion or the part near it, and at the end of the leading section side of lateral plate 3 Portion or the part near it also are secured to both the first and second lateral plate sheet materials 31,32.Thus, the diaper 1 of present embodiment In, configuring each elastomeric element 33 in lateral plate 3 can be firmly secured to the first and second lateral plate sheet materials 31,32, therefore Even if wearing excessive tensile lateral plate 3 during diaper 1, it is not easy to cause the stripping of elastomeric element 33.

Particularly as shown in figure 4, during main body side extends bond layer 31a' and main body side bond layer 35, preferred lateral plate 3 Width X on center side end position consistency.Instead of the structure, or in addition to this structure, as shown in figure 4, preceding Side is extended in bond layer 31b' and front bond layer 36, the end of the center side on the preferably width X of lateral plate 3 Position consistency.By using this structure, can reach and elastomeric element 33 is more reliably fixed on the first and second lateral plates The advantageous effects of sheet material 31,32.From from the viewpoint of making the effect more significantly, the main body side on the width X of lateral plate 3 prolongs The width that the width and front for going out bond layer 31a' extend bond layer 31b' is individually more than 3mm, particularly preferably For more than 5mm.Higher limit is below 15mm, particularly preferably below 10mm.For example preferably above-mentioned width individually for 3mm with Upper below 15mm, more preferably more than 5mm below 10mm.

Additionally, as shown in figure 4, main body side bond layer 35 extends bond layer 31a' and main body side stacking structure across main body side Make part 31A and formed.Based on this, it is obtained in that can more reliably to carry out lateral plate 3 favourable with the fixation of absorbent main body 2 Effect.Additionally, as shown in figure 4, front bond layer 36 extends bond layer 31b' and front lit-par-lit structure across front Part 31B and formed.Based on this, the advantageous effects of the fixation that can more reliably carry out lateral plate 3 and pull stap 4 are obtained in that.

As shown in figure 4, the lateral plate 3 in the diaper 1 of present embodiment, the absorbability in diaper width direction (X-direction) The side of main body 2, with the second lateral plate sheet material 32 is engaged with the stereo enclosure formation piece 21b for the part for constituting skin lateral plate 21 Upper side engagement portion 66.Specifically, in upper side engagement portion 66, in 2 faces of the second lateral plate sheet material 32 towards inner surface P The face of side engages via inner surface side bond layer 66a with stereo enclosure formation piece 21b.And, the upper side engagement portion of lateral plate 3 66 forming position and the forming position of main body side bond layer 35 are overlapped on the thickness direction of diaper 1.In upper side engagement portion When 66 forming position and the forming position of main body side bond layer 35 are overlapped on the thickness direction of diaper 1, it is possible to increase side Intensity near the root of piece 3, is favourable from for this aspect.On the other hand, near the root for fully obtaining lateral plate 3 Intensity when, it is also possible to instead of this structure, as shown in figure 5, using the forming position and main body side bonding agent of upper side engagement portion 66 The mode that the forming position of layer 35 is overlapped not on the thickness direction of diaper 1.

Additionally, as shown in figure 4, lateral plate 3 in the diaper 1 of first embodiment, in diaper width direction (X-direction) The side of absorbent main body 2, with the lower side engagement portion 62 for engaging the first lateral plate sheet material 31 and non-skin lateral plate 22.Specifically, In lower side engagement portion 62, the face towards outer surface Q sides in 2 faces of the first lateral plate sheet material 31 is via outer surface side bonding agent Layer 62a is engaged with the leakage prevention sheet 22a and/or outer layer non-woven fabrics 22b that constitute non-skin lateral plate 22.And, the lower side engagement of lateral plate 3 The forming position in portion 62 and the forming position of main body side bond layer 35 are overlapped on the thickness direction of diaper 1.And then, such as Fig. 4 It is shown, in the lateral plate 3 in the diaper 1 of first embodiment, the forming position of the lower side engagement portion 62 of lateral plate 3 and due to exist lead Side interlayer bond layer 31a and the forming position of main body side lit-par-lit structure part 31A that has been reinforced are in the thickness side of diaper 1 Overlap upwards.

By making the forming position of the forming position of the upper side engagement portion 66 of lateral plate 3 and main body side bond layer 35 in diaper Overlapped on 1 thickness direction, be obtained in that following advantageous effects：Even if applying the lower edge 3d of lateral plate 3 and absorbability master During the power that the angle of the side edge part of body 2 is significantly opened, it is not easy to produce tear near the root of the lower edge 3d of lateral plate 3.It is logical The forming position of the forming position and main body side bond layer 35 for making the lower side engagement portion 62 of lateral plate 3 is crossed in the thickness side of diaper 1 Overlap upwards, this prevents the effect of tear more notable.And then, by making the forming position of lower side engagement portion 62 and main body side layer The forming position of laminated structure section point 31A is overlapped on the thickness direction of diaper 1, it is also possible to obtain the favourable effect for being not likely to produce tear Really.

The above-mentioned effect for preventing tear is by more notable with following structure：Due to there is main body side layers cementing agent Layer 31a and the main body side lit-par-lit structure part 31A that is strengthened, connect via main body side bond layer 35 with the second lateral plate sheet material 32 Close, and the second lateral plate sheet material 32 the part for being bonded with main body side bond layer 35 and stereo enclosure formation piece 21b (skin Lateral plate 21) engaged by upper side engagement portion 66.From from the viewpoint of further improving the above-mentioned effect for preventing and tearing, advantageously , the forming position of upper side engagement portion 66, the forming position of main body side bond layer 35 and main body side layers cementing oxidant layer 31a Forming position overlapped on the thickness direction of diaper 1.

As shown in figure 4, before lateral plate 3 in the diaper 1 of present embodiment includes having front layers cementing oxidant layer 31b Side lit-par-lit structure part 31B, the leading section 3a strengthened by front lit-par-lit structure part 31B utilizes connecting adhesive oxidant layer 65 engage with pull stap 4.Pull stap 4 includes with base material 42 and is engaged in the mechanicalness face with base material 42 and formation engaging portion 41 The hook face component (sunny side part) of shape fastener.And, in pull stap 4 only by the part constituted with base material 42 and lateral plate 3 Leading section 3a is overlapped and engaged.In the present embodiment, via connecting adhesive between the leading section 3a of lateral plate 3 and band base material 42 Oxidant layer 65 is engaged.The method with base material 42 is fixed on as by the hook face component of mechanicalness planar fastener, thermal welding or profit is used The arbitrary joint method such as engagement with bonding agent.In addition, the outer surface of the veutro portion A in diaper 1, being provided with makes pull stap 4 What engaging portion 41 was fixed takes region 5 (reference picture 2).

In addition, the zone line 30 of the lateral plate 3 in the disposable diaper 1 of present embodiment, middle bond layer 37 with The mode that non-set out region 38 is set between adjacent bond layer is formed, under the nature of diaper 1, by elasticity The contraction of part 33,2 sheet materials 31,32 in non-set out region 38 protrude to the direction left from each elastomeric element 33, in side The two sides of piece 3 forms a plurality of pleat (not shown) extended in the way of across many elastomeric elements 33.And, the pleat is in diaper Wearing effect under will not also be wholly absent.Therefore, the part being hardened due to bond layer 36~37 in lateral plate 3, especially It is that the part being hardened due to middle bond layer 37 is difficult to contact the skin of wearer, so as to be difficult to bring sense of discomfort.

Formed above-mentioned each bond layer bonding agent application pattern preferably with spray gun, coating rifle etc. as bonding agent Coating machine and carry out planar coating, it is also possible to use pearl rifle, spiral spray gun, Ω shape spray gun, transfer roll etc. as bonding agent apply The machine of applying, carries out the pattern coating of linear, helical form, Ω shape, point-like etc..

From from the viewpoint of improving the flexibility of lateral plate 3, ensure retractility, the width of the elastomeric element 33 of lateral plate 3 is configured at Degree (size of Y-direction), diameter are preferably more than 0.1mm, and preferably below 2mm, more preferably below 1mm, more specifically For, preferably more than 0.1mm below 2mm, more preferably more than 0.1mm below 1mm.Additionally, being configured at the elastic portion of lateral plate 3 The radical of part 33 is preferably more than 4, more preferably more than 6, and preferably less than 30, more preferably less than 20, More specifically, the degree of preferably less than more than 4 30, more preferably less than more than 6 20.

The size of each several part in this specification is measured in following state：Stretch the grade elastomeric element of elastomeric element 33 It is long, extend to lateral plate or diaper and (extended with the state of after all excluding the influence of elastomeric element as design size Into it is plane when size it is identical).

Then the constituent material to diaper 1 is illustrated.Each constituent material can with no particular limitation use prior art The various materials that the absorbent commodities such as middle disposable diaper, sanitary napkin are used.For example as the first of composition lateral plate 3 With the band base material 42 of the second lateral plate sheet material 31,32, pull stap 4, non-woven fabrics, fabric, film or their laminated sheet etc. can be used.

As positive dough sheet 21a, for example, can use non-woven fabrics or three-dimensional apertured film of hydrophily and liquid permeability etc..Make To constitute the outer layer composite sheet of non-skin lateral plate 22, liquid impermeability or the difficult transmission of liquid can be included using leakage prevention sheet 22a Property (include water-repellancy) resin film, non-woven fabrics that outer layer non-woven fabrics 22b is made using various preparation methods (for example, hot blast without Spin cloth, spun-bonded non-woven fabrics, spunlace non-woven cloth, tailor's cushion non-woven fabrics etc.) structure.Outer layer non-woven fabrics 22b is alternatively multi-ply construction.It is non- Skin lateral plate 22 can not have outer layer non-woven fabrics 22b, it is also possible to only (included and dialled by liquid impermeability or liquid hardly possible permeability It is aqueous) resin film constitute.As absorber 23, can use the aggregate (or non-woven fabrics) of the fibers such as paper pulp fiber Or it is kept the particle of water absorbent polymer and the absorbent core 23a that is formed, with the thin paper including water penetration or non-woven fabrics The structure of clad sheet 23b claddings etc..As the stereo enclosure formation piece 21b for forming stereo enclosure, film, nonwoven can be used Cloth, fabric or their laminated sheet etc..

As elastomeric element 33, elastomeric element 25, the leg elastic members 26 of composition stereo enclosure, can use comprising day Right rubber, polyurethane, polystyrene-polyisoprene copolymer, polystyrene-polybutadiene copolymer, ethyl acrylate-second The wire of the polyethylene-alphaolefin copolymer such as alkene etc. or the elastomeric element of rope form.Simplification from manufacturing cost and manufacturing step etc. Viewpoint is set out, and is configured at a many elastomeric elements 33 of lateral plate and is preferably one species and is configured with same elongation.

Bonding agent with secure resilient member 33 as representative, as will between each part engage bonding agent preferred material Material, can enumerate amorphous polyolefin, vinyl-vinyl acetate copolymer (EVA), vinyl-acrylate copolymer (EEA), SBS (SBS), SIS (SIS), benzene Ethylene-vinyl/butylene-styrene block copolymer (SEBS), styrene-ethylene/propylene-styrene block copolymer (SEPS) Deng thermoplastic polymer and their mixture etc..Bonding agent is preferably heat molten type.

There is no particular restriction for the disposable diaper 1 of present embodiment or the manufacture method of lateral plate 3, can be using arbitrary side Method is manufactured.Hereinafter, reference picture 6, to the preference of the manufacture method of the lateral plate 3 in the disposable diaper 1 of present embodiment Son is illustrated.

The manufacture device 7 of the telescopic sheet for being used as lateral plate 3 is represented in Fig. 6.Device 7 shown in the figure has a pair of elasticity Component feed tectosome long 71,71, elastomeric element winding mechanism 72 and by the sheet material 31' of elastomeric element 33 and a pair of bandings, The integrated mechanism 73 of 32' integrations.Banding piece 31', 32' are respectively the blanks of lateral plate sheet material 31,32.A pair of elastomeric elements are defeated Send and leave the interval of regulation mutually with tectosome long 71,71 and abreast configure.Elastomeric element winding mechanism 72 is in a pair of elasticity The component feed elastomeric element 33 of winding wire-like on tectosome long 71,71, and the direction of the elastomeric element 33 is turned into and bullet Property the direction that is intersected with the length direction (R directions in figure) of tectosome long 71 of component feed.Integrated mechanism 73 will be by elasticity Member coils mechanism 72 is with tectosome long 71,71 and long by a pair of elastomeric element conveyings wound on a pair of elastomeric element conveyings The elastomeric element 33 that the conveying of tectosome 71,71 comes, being clamped between a pair of sheet material 31', 32' of bandings carries out integration.As bullet Property component feed tectosome long 71, as shown in fig. 6, preferably use endless belt, the endless belt has move in the directionr suitable Row part and the loopback part moved up in the side in opposite direction with R, only direct motion part engages with elastomeric element 33, in R side It is delivered up the elastomeric element 33.Endless belt is set up in belt pulley, gear, makes above-mentioned belt pulley or gear rotation driving.As Each elastomeric element conveying tectosome long 71, also can it is using only an endless belt as described above but preferred as shown in fig. 6, As the conveying of each elastomeric element with tectosome long 71, the structure of above-mentioned endless belt is configured with using upper and lower two-layer.By Upper and lower interband sets speed difference, and vertical view is when can just be wound in a pair of elastomeric element conveyings with tectosome long 71,71 The direction of the elastomeric element 33 of jagged wire, interval parallel shape takes in the directionr to be modified to multiple elastomeric elements 33 To state, be fixed between a pair of banding pieces 31', 32' with this state.As elastomeric element conveying tectosome long 71, Can be that helical form is provided with the round clava of groove or raised line and around the structure of central axis rotation driving on side face.

In this manufacture method, as shown in fig. 6, using known adhesive applicating machine 75, to as the first lateral plate sheet material The banding piece 31' of 31 blank, zonally continuously coating is used to be formed the bonding agent 63' of interlayer bond layer 31a, 31b respectively And 64'.Using bonding agent 63' and 64', formed and main body side layers cementing oxidant layer 31a and front layers cementing oxidant layer 31b Corresponding position.Coating part is the sidepiece and the other side along the banding piece 31' of the conveying direction R of banding piece 31'.Connect , in the way of the two bonding agents 63' and 64' turns into inner side, using folding guide (Sailor guide) (not shown) etc. The both sides of banding piece 31' are turned back to the surface side relative with banding piece 32'.Turned back by this, formed and aforementioned body side Lit-par-lit structure part 31A and the corresponding positions of front lit-par-lit structure part 31B.When these lit-par-lit structure parts are formed, with The mode that a part of bonding agent 63' and 64' are exposed and forms exposed portion 63 " and 64 " is turned back above-mentioned banding piece 31'.This glues Connect the exposed portion 63 " and 64 " that a part of agent 63' and 64' exposes and formed and extend bond layer 31a', 31b'.

Then, using adhesive applicating machine 76, the banding piece 32' to the blank as the second lateral plate sheet material 32 distinguishes banding Ground continuously coating is used to be formed the bonding agent of main body side bond layer 35, front bond layer 36 and middle bond layer 37 34.The coating position of the bonding agent 34 in banding piece 32' is suitably determined according to the width of the banding piece 31' after turning back. Then, two banding piece 31', 32' are made to collaborate in the way of the elastomeric element 33 of Holder extensions state between the two, by the use of as one A pair of nip rolls 74 of Ti Hua mechanisms 73 to they from pressurize up and down and make its integration.Thus, along the defeated of banding piece 31', 32' Send the banding piece 31', 32' of direction R a sidepiece and the other side each in, elastomeric element 33 is fixed on a pair bandings Piece 31', 32' both on.Specifically, using the bonding agent for forming main body side bond layer 35 for being coated on banding piece 32' With the exposed portion 63 in banding piece 31' " in the bonding agent that exposes, by the one end in elastomeric element 33 be fixed on banding piece 31', Both 32'.And then, using the bonding agent of the formation front bond layer 36 for being coated in banding piece 32' and in banding piece 31' Exposed portion 64 " in the bonding agent that exposes, the other end in elastomeric element 33 is fixed on both of banding piece 31', 32'.

Thereafter, the elastomeric element 33 extended out to side is cut using the shut-off mechanisms such as the cutter with cutting edge 77 It is disconnected, it is derived from the non-individual body 3' of telescopic sheet.The non-individual body 3' of the telescopic sheet for being obtained (is not schemed by arbitrary shut-off mechanism Show) length of single lateral plate 3 is cut into successively.The lateral plate 3 of present embodiment expeditiously can be continuously produced in this way.

When the disposable diaper of present embodiment is manufactured, except using above-mentioned lateral plate 3 or the lateral plate 3 in length direction (Y Direction) on continuous structure telescopic sheet non-individual body 3' beyond, it is also possible to manufactured according to method commonly known in the art Disposable diaper.

For example, the non-individual body 3' of the telescopic sheet for being connected using lateral plate 3 and being constituted, manufactures the disposable of first embodiment The preferred manufacture method of diaper 1 has following step (I)~(VI).

(I) non-individual body for being coated with the pull stap 4 of the bonding agent for forming connecting adhesive oxidant layer 65 cuts off, interval Property is the step of non-individual body 3' installed in telescopic sheet.

In this step, the pull stap 4 after cut-out is fixed on the non-individual body 3' of telescopic sheet via above-mentioned bonding agent.Hasp With 4 non-individual body preferably before cutting, the non-individual body of engaging portion 41 is fixed with along its length.

(II) pull stap 4 is turned back, the step of the non-individual body 3' of the telescopic sheet is temporarily fixed to via engaging portion 41.

In this step, the part that the lateral margin of the non-individual body 3' from telescopic sheet in pull stap 4 is extended is turned back, is passed through It is temporarily fixed by engaging portion 41.

(III) the continuous of telescopic sheet will be continuously coated in for forming the bonding agent of outer surface side bond layer 62a The step of body 3'.

(IV) the non-individual body 3' of telescopic sheet is cut off, and is installed in the company of skin lateral plate 21 or non-skin lateral plate 22 The step of continuous body.

The non-individual body of skin lateral plate 21 is the non-individual body by the non-individual body of stereo enclosure formation piece 21b and positive dough sheet 21a Obtained from integration.Stereo enclosure formation with the non-individual body of piece 21b and the non-individual body of positive dough sheet 21a via bond layer 68, 69 integrations.In this step, the lateral plate 3 with pull stap that the non-individual body 3' for cutting off telescopic sheet is obtained is installed on skin The non-individual body of lateral plate 21 or non-skin lateral plate 22.When the non-individual body to non-skin lateral plate 22 installs the lateral plate 3 via outer surface Side bonds oxidant layer 62a is installed, when the non-individual body to skin lateral plate installs the lateral plate 3 via inner surface side bond layer 66a is installed.

(V) by the non-individual body of skin lateral plate 21 and the non-individual body of non-skin lateral plate 22 sandwiching absorber 23 between the two The step of mode integration.

In the step of above-mentioned (IV), when the lateral plate 3 with pull stap to be arranged on the non-individual body of non-skin lateral plate 22, On the one side of the non-individual body of non-skin lateral plate 22 configure absorber 23, to cover the face of opposition side of absorber 23 in the way of overlap The non-individual body of skin lateral plate 21.And, using the arbitrary method such as bonding agent, heat seal, ultrasonic sealing by non-skin lateral plate Engaged between 22 non-individual body and the non-individual body of skin lateral plate 21.On the other hand, in the step of above-mentioned (IV), will be with hasp When the lateral plate 3 of band is arranged on the non-individual body of skin lateral plate 21, absorber 23 is configured on the one side of the non-individual body, and be somebody's turn to do to cover The mode in the face of the opposition side of absorber overlaps the non-individual body of non-skin lateral plate 22.And, using bonding agent, heat seal, Supersonic The arbitrary method such as Bomi envelope will be engaged between the non-individual body of non-skin lateral plate 22 and the non-individual body of skin lateral plate 21.

(VI) the step of diaper non-individual body that will be obtained is cut to single disposable diaper.

More than, preferred embodiment the present invention is described based on of the invention, but the present invention is not restricted to Above-mentioned implementation method.For example in the above-described embodiment, main body side layers cementing oxidant layer 31a and front layers cementing oxidant layer 31b is respectively provided with and extends bond layer 31a' and 31b', but replaces the structure, and extending bond layer can also only in main body side interlayer Any one of bond layer 31a and front layers cementing oxidant layer 31b are formed.Now, in the system of the telescopic sheet shown in Fig. 6 Make in method, make position only any one of a sidepiece of banding piece 31' and both sides that bonding agent exposes.

Additionally, in the above-described embodiment, in the first lateral plate sheet material 31, the end of absorbent main body side and leading section side Both ends are turned back to inner side and form main body side lit-par-lit structure part 31A and front lit-par-lit structure part 31B, but generation For the structure, lit-par-lit structure part can also only form main body side lit-par-lit structure part 31A and front lit-par-lit structure part 31B Any one of.Now, in the manufacture method of the telescopic sheet shown in Fig. 6, the only sidepiece and many of turning back of banding piece 31' Any one of sidepiece.

Additionally, in the above-described embodiment, the forming layer laminated structure section in 2 lateral plate sheet materials 31,32 point or formation are prolonged Go out the first lateral plate sheet material configuration of bond layer in outer surface side, but replace the structure, it is also possible to using positioned at inner surface side Lateral plate sheet material (lateral plate sheet material 32) extends bonding agent as the first lateral plate sheet material, wherein forming layer laminated structure section point or formation Layer.And then, it is also possible to extend bonding agent in both the first and second lateral plate sheet materials 31,32 forming layer laminated structure section point or formation Layer.When both the first and second lateral plate sheet materials 31,32 forming layer laminated structure section divides and extends bond layer, bonding agent is extended Layer (main body side extends bond layer 31a' or front extends bond layer 31b') also doubles as being aforementioned body side layers cementing Oxidant layer 31a or front layers cementing oxidant layer 31b.

Additionally, in the above-described embodiment, the elastomeric element 26 of leg gauffer formation is formed with piece 21b's by stereo enclosure 2 layers construction part clamp, but replace the structure, it is also possible to be clamped in stereo enclosure formation piece 21b and non-skin lateral plate 22 it Between.

On above-mentioned implementation method, manufacture method that is of the invention and then disclosing following disposable diaper and telescopic sheet.

A kind of disposable diapers of the ＞ of ＜ 1, it includes：With absorber, configuration the absorber inner surface side skin The absorbent main body of lateral plate and configuration in the non-skin lateral plate of the outer surface side of the absorber；With installed in the absorbent main body The lateral plate of the retractility of one sidepiece or both sides, in the disposable diaper,

Above-mentioned lateral plate is provided with pull stap in leading section, and the lateral plate has：First lateral plate sheet material and the second lateral plate sheet material This 2 lateral plate sheet materials；And the elastomeric element between 2 lateral plate sheet materials is fixed on the state for extending,

Above-mentioned elastomeric element in the end of above-mentioned absorbent main body side or near it and above-mentioned lateral plate leading section side end Portion or its near, be fixed on both the first lateral plate sheet material and the second lateral plate sheet material,

Above-mentioned elastomeric element using aforementioned body side extend bond layer and positioned at the second lateral plate sheet material side and fixation it is above-mentioned The end of absorbent main body side or the main body side bond layer at the position near it, are fixed on the first lateral plate sheet material and the second lateral plate On both sheet materials, or,

The disposable diaper of for example above-mentioned ＞ of ＜ 1 of the ＞ of ＜ 2, wherein, aforementioned body side extends bond layer and main body side bonds In oxidant layer, the position consistency of the end of the width center side of above-mentioned lateral plate.

The disposable diaper of for example above-mentioned ＞ of ＜ 1 of the ＞ of ＜ 3, wherein, above-mentioned front extends bond layer and above-mentioned front In bond layer, the position consistency of the end of the width center side of above-mentioned lateral plate.

The disposable diaper of any one of for example above-mentioned ＞ of 1 ＞ to ＜ of ＜ 3 of the ＞ of ＜ 4, wherein, the first lateral plate sheet material has：On State the main body side lit-par-lit structure part that the end of absorbent main body side is turned back and formed to inner side；With the leading section side of above-mentioned lateral plate The end front lit-par-lit structure part being turned back to inner side and formed,

Above-mentioned layers cementing oxidant layer has more than aforementioned body side lit-par-lit structure part to the width of above-mentioned lateral plate The main body side that center side extends extends bond layer, and above-mentioned layers cementing oxidant layer has more than above-mentioned front lit-par-lit structure Bond layer partly and to the front that the width center side of above-mentioned lateral plate extends is extended,

Above-mentioned elastomeric element extends bond layer and the aforementioned body positioned at the second lateral plate sheet material side using aforementioned body side Side bonds oxidant layer, is fixed on both the first lateral plate sheet material and the second lateral plate sheet material, and is extended using above-mentioned front viscous Oxidant layer and the above-mentioned front bond layer positioned at the second lateral plate sheet material side are connect, the first lateral plate sheet material and the second lateral plate piece is fixed on On both materials.

The disposable diaper of any one of for example above-mentioned ＞ of 1 ＞ to ＜ of ＜ 4 of the ＞ of ＜ 5, wherein, the first lateral plate sheet material and the second side The first lateral plate sheet material in sheet is configured in outer surface side.

The disposable diaper of any one of for example above-mentioned ＞ of 1 ＞ to ＜ of ＜ 5 of the ＞ of ＜ 6, wherein, above-mentioned skin lateral plate has liquid The positive dough sheet of permeability and be bonded on positive dough sheet both sides a pair of stereo enclosure formation pieces, the stereo enclosure formation passes through with piece Above-mentioned positive dough sheet is engaged in by bond layer.

The disposable diaper of for example above-mentioned ＞ of ＜ 6 of the ＞ of ＜ 7, wherein, above-mentioned stereo enclosure formation piece is in absorbent main body Ora terminalis on the inside of width (X-direction) nearby has the elastomeric element of stereo enclosure formation along the ora terminalis, in wearing for diaper 1 When, by the convergent force of the elastomeric element, the part of the Rack in crotch is left and is erected from positive dough sheet, forms three-dimensional Pad.

The disposable diaper of any one of for example above-mentioned ＞ of 1 ＞ to ＜ of ＜ 7 of the ＞ of ＜ 8, wherein, in the bearing of trend of above-mentioned lateral plate In aforementioned body side bonds oxidant layer and above-mentioned front bond layer between region be zone line, be provided with the middle of multiple Bond layer.

The disposable diaper of for example above-mentioned ＞ of ＜ 8 of the ＞ of ＜ 9, wherein, aforementioned body side bonds oxidant layer, above-mentioned front bonding agent Layer and above-mentioned middle bond layer are located at least in the second lateral plate sheet material side.

The disposable diaper of any one of for example above-mentioned ＞ of 1 ＞ to ＜ of ＜ 9 of the ＞ of ＜ 10, wherein, above-mentioned lateral plate is being not provided with The position of above-mentioned elastomeric element, 2 above-mentioned lateral plate sheet materials are directly engaged via the bonding agent for constituting above-mentioned each bond layer each other.

The disposable diaper of any one of for example above-mentioned ＞ of 1 ＞ to ＜ of ＜ 10 of the ＞ of ＜ 11, wherein, aforementioned body side bonds oxidant layer The ora terminalis of the above-mentioned absorbent main body side in above-mentioned lateral plate is not reached, and above-mentioned lateral plate has above-mentioned 2 lateral plate pieces in its base end part It is the main body side non-set out region of disengaged condition between material.

The disposable diaper of any one of for example above-mentioned ＞ of 1 ＞ to ＜ of ＜ 11 of the ＞ of ＜ 12, wherein, above-mentioned front bond layer The ora terminalis of the above-mentioned pull stap side in above-mentioned lateral plate is not reached, above-mentioned lateral plate is between its leading section has above-mentioned 2 lateral plate sheet materials It is the front non-set out region of disengaged condition.

The disposable diaper of any one of for example above-mentioned ＞ of 8 ＞ to ＜ of ＜ 12 of the ＞ of ＜ 13, wherein, aforementioned body side bonds agent Layer, above-mentioned front bond layer and above-mentioned middle bond layer prolong with the width of disposable diaper (X-direction) The many elastomeric elements stretched intersect, and extend in diaper length direction (Y-direction).

The disposable diaper of any one of for example above-mentioned ＞ of 8 ＞ to ＜ of ＜ 13 of the ＞ of ＜ 14, wherein, aforementioned body side bonds agent Layer, above-mentioned front bond layer and above-mentioned middle bond layer prolong with the width of disposable diaper (X-direction) Whole elastomeric elements for stretching intersect, and extend in diaper length direction (Y-direction), throughout the upper and lower intermarginal complete of above-mentioned lateral plate It is long.

The disposable diaper of any one of for example above-mentioned ＞ of 1 ＞ to ＜ of ＜ 14 of the ＞ of ＜ 15, wherein, in above-mentioned lateral plate, above-mentioned master The forming position of forming position and aforementioned body side bonds oxidant layer that side extends bond layer is weighed on the thickness direction of diaper It is folded.

The disposable diaper of any one of for example above-mentioned ＞ of 1 ＞ to ＜ of ＜ 15 of the ＞ of ＜ 16, wherein, in above-mentioned lateral plate, it is above-mentioned before The forming position of forming position and above-mentioned front bond layer that side extends bond layer is weighed on the thickness direction of diaper It is folded.

The disposable diaper of any one of for example above-mentioned ＞ of 1 ＞ to ＜ of ＜ 16 of the ＞ of ＜ 17, wherein, the disposable urine of above-mentioned lateral plate Aforementioned body side on the width (X-direction) of cloth extends the width of bond layer and above-mentioned front extends bond layer Width is separately more than 3mm or more than 5mm, and is below 15mm or below 10mm, additionally, more preferably more than 3mm Below 15mm, or more than 5mm below 10mm.

The disposable diaper of any one of for example above-mentioned ＞ of 6 ＞ to ＜ of ＜ 17 of the ＞ of ＜ 18, wherein, lateral plate is in disposable diaper Absorbent main body side on width (X-direction), with configuration inner surface side (above-mentioned second) lateral plate sheet material with it is above-mentioned Stereo enclosure formation chip bonding and the upper side engagement portion that is formed.

The disposable diaper of for example above-mentioned ＞ of ＜ 18 of the ＞ of ＜ 19, wherein, (above-mentioned second) lateral plate piece of the configuration in inner surface side The face towards inner surface side in 2 faces of material, via upper side engagement portion and above-mentioned stereo enclosure formation chip bonding.

The disposable diaper of the ＞ of the ＜ 20 for example above-mentioned ＞ of the ＜ 18 or ＞ of ＜ 19, wherein, the above-mentioned upper side engagement portion of above-mentioned lateral plate Forming position and the forming position of aforementioned body side bonds oxidant layer overlapped on the thickness direction of diaper.

The disposable diaper of any one of for example above-mentioned ＞ of 1 ＞ to ＜ of ＜ 20 of the ＞ of ＜ 21, wherein, aforementioned body side bonds oxidant layer Step up and state main body side and extend bond layer and aforementioned body side lit-par-lit structure part and formed.

The disposable diaper of any one of for example above-mentioned ＞ of 1 ＞ to ＜ of ＜ 21 of the ＞ of ＜ 22, wherein, above-mentioned front bond layer Step up and state front and extend bond layer and above-mentioned front lit-par-lit structure part and formed.

The disposable diaper of any one of for example above-mentioned ＞ of 1 ＞ to ＜ of ＜ 22 of the ＞ of ＜ 23, wherein, above-mentioned lateral plate is in above-mentioned absorption Property main body side have the configuration in the above-mentioned 2 lateral plate sheet materials for constituting the lateral plate in the lateral plate sheet material of outer surface side and above-mentioned non- The thickness of the lower side engagement portion that skin lateral plate is engaged and formed, above-mentioned lower side engagement portion and aforementioned body side bonds oxidant layer in diaper Overlapped on direction.

The disposable diaper of any one of for example above-mentioned ＞ of 1 ＞ to ＜ of ＜ 23 of the ＞ of ＜ 24, wherein, above-mentioned first lateral plate sheet material and Above-mentioned first lateral plate sheet material in second lateral plate sheet material is configured in inner surface side.

The disposable diaper of any one of for example above-mentioned ＞ of 1 ＞ to ＜ of ＜ 23 of the ＞ of ＜ 25, wherein, in above-mentioned first lateral plate sheet material Divide and extend bond layer with both the second lateral plate sheet materials forming layer laminated structure section.

The disposable diaper of any one of for example above-mentioned ＞ of 1 ＞ to ＜ of ＜ 25 of the ＞ of ＜ 26, wherein, above-mentioned absorbent main body has When wearing positioned at wearer veutro veutro portion, positioned at wearer dorsal part drosal part and positioned at the crotch across crotch, Lateral plate by respectively from the both sides edge of absorbent main body protrude laterally in the way of be arranged on drosal part in absorbent main body Both sides.

The disposable diaper of any one of for example above-mentioned ＞ of 1 ＞ to ＜ of ＜ 26 of the ＞ of ＜ 27, wherein, above-mentioned non-skin lateral plate includes Composite sheet, the composite sheet has the leakage prevention sheet of liquid impermeability or liquid hardly possible permeability (containing water-repellancy) and is bonded via outer layer Oxidant layer is engaged in the outer layer non-woven fabrics of the outer surface side of the leakage prevention sheet.

The disposable diaper of any one of for example above-mentioned ＞ of 1 ＞ to ＜ of ＜ 27 of the ＞ of ＜ 28, wherein, above-mentioned elastomeric element is wire , many are configured with along the width (X-direction) of diaper respectively, substantially phase is set on the length direction (Y-direction) of diaper Deng interval and configure.

The disposable diaper of any one of for example above-mentioned ＞ of 1 ＞ to ＜ of ＜ 28 of the ＞ of ＜ 29, wherein, bullet of the configuration in above-mentioned lateral plate Property part be many, be more than 4 or more than 6, and for less than 30 or less than 20, additionally, be more than 4 30 with Under, or less than more than 6 20.

The disposable diaper of any one of for example above-mentioned ＞ of 1 ＞ to ＜ of ＜ 29 of the ＞ of ＜ 30, wherein, as the above-mentioned lateral plate of composition Lateral plate sheet material, uses non-woven fabrics, fabric, film or their laminated sheet.

A kind of manufacture methods of telescopic sheet of the ＞ of ＜ 31, it includes：The step of conveying a pair of banding pieces；With in the banding piece Between, linear elastic bodies are configured on the direction that the conveying direction with the banding piece intersects, in the conveying direction along the banding piece The banding piece a sidepiece and the other side, linear elastic bodies are fixed on a pair the two of the banding piece with elongation state respectively Step on person, the manufacture method of the telescopic sheet comprises the steps：

To the banding piece in a pair above-mentioned banding pieces, in a sidepiece of the banding piece of the conveying direction along the banding piece With at least one party in the other side along the conveying direction adhesive-applying,

Between another banding piece in above-mentioned banding piece and the above-mentioned banding piece with above-mentioned lit-par-lit structure part, Above-mentioned linear elastic bodies are fixed with elongation state on the direction intersected with the conveying direction of these banding pieces,

When above-mentioned lit-par-lit structure part is formed, by above-mentioned banding piece in the way of a part for above-mentioned bonding agent is exposed Turn back, above-mentioned linear elastic bodies are fixed using the bonding agent exposed after turning back.

The manufacture method of the telescopic sheet of for example above-mentioned ＞ of ＜ 31 of the ＞ of ＜ 32, it comprises the following steps：To a pair above-mentioned bandings Another banding piece adhesive-applying in piece.

The manufacture method of the telescopic sheet of the ＞ of the ＜ 33 for example above-mentioned ＞ of the ＜ 31 or ＞ of ＜ 32, wherein, to a pair above-mentioned banding pieces In a banding piece, in the both sides of the banding piece of the conveying direction along the banding piece, applied with bonding agent along the conveying direction The machine of applying distinguishes the zonally above-mentioned bonding agent of continuously coating, and above-mentioned lit-par-lit structure part is formed by above-mentioned turning back.

The manufacture method of the telescopic sheet of any one of for example above-mentioned ＞ of 31 ＞ to ＜ of ＜ 33 of the ＞ of ＜ 34, wherein, on a pair Another banding piece in banding piece is stated, in the both sides of the banding piece of the conveying direction along the banding piece, along the conveying direction Distinguish the zonally above-mentioned bonding agent of continuously coating, and the zone line between the both ends with adhesive applicating machine, it is defeated along this Send the direction a plurality of above-mentioned bonding agent of adhesive applicating machine continuously coating.

A kind of manufacture methods of disposable diaper of the ＞ of ＜ 35, the disposable diaper includes：With absorber, configuration in the suction The absorbent main body of the skin lateral plate of the inner surface side of acceptor and configuration in the non-skin lateral plate of the outer surface side of the absorber；With Installed in the lateral plate of the retractility of a sidepiece or both sides of the absorbent main body, the feature of the manufacture method of the disposable diaper It is, including：

The company of the telescopic sheet that will be obtained by the manufacture method of the telescopic sheet of any one of claim 31~34 Continuous body, the step of its width cut-out, the lateral plate of acquisition above-mentioned retractility；With

The manufacture method of the disposable diaper of for example above-mentioned ＞ of ＜ 35 of the ＞ of ＜ 36, wherein, it is coated with the pull stap of bonding agent Non-individual body cut-out, will pass through to cut off the edge of obtained pull stap at intervals in the non-individual body of above-mentioned telescopic sheet The one end of width, then cuts off the non-individual body of above-mentioned telescopic sheet.

The manufacture method of the disposable diaper of for example above-mentioned ＞ of ＜ 36 of the ＞ of ＜ 37, wherein, to the non-individual body of above-mentioned pull stap, edge Its length direction fixes the non-individual body of the engaging portion of the pull stap,

The non-individual body cut-out of the above-mentioned pull stap after the non-individual body of above-mentioned engaging portion will be secured,

The above-mentioned pull stap obtained by cut-out is fixed on the non-individual body of above-mentioned telescopic sheet via above-mentioned bonding agent.

The manufacture method of the disposable diaper of for example above-mentioned ＞ of ＜ 37 of the ＞ of ＜ 38, wherein, above-mentioned telescopic sheet will be fixed on The above-mentioned pull stap of non-individual body is turned back, and the pull stap is temporarily fixed to the non-individual body of the telescopic sheet via above-mentioned engaging portion.

The manufacture method of the disposable diaper of any one of for example above-mentioned ＞ of 36 ＞ to ＜ of ＜ 38 of the ＞ of ＜ 39, wherein, above-mentioned The other end along above-mentioned width in the non-individual body of telescopic sheet, the length direction along the non-individual body of the telescopic sheet connects Continuous ground adhesive-applying.

The manufacture method of the disposable diaper of any one of for example above-mentioned ＞ of 35 ＞ to ＜ of ＜ 39 of the ＞ of ＜ 40, wherein, will be above-mentioned The non-individual body cut-out of telescopic sheet, obtains the lateral plate of above-mentioned retractility,

The lateral plate of above-mentioned retractility is installed on the skin side of the component parts of the non-individual body as above-mentioned absorbent main body The non-individual body of piece or non-skin lateral plate.

The manufacture method of the disposable diaper of for example above-mentioned ＞ of ＜ 40 of the ＞ of ＜ 41, wherein, using as above-mentioned absorbent main body The non-individual body of the stereo enclosure formation piece of the component parts of non-individual body is integrated via bonding agent with the non-individual body of positive dough sheet, by This obtains the non-individual body of above-mentioned skin lateral plate,

The lateral plate of above-mentioned retractility is installed on the non-individual body of the above-mentioned skin lateral plate for obtaining.

The manufacture method of the disposable diaper of for example above-mentioned ＞ of ＜ 39 of the ＞ of ＜ 42, wherein, to as above-mentioned absorbent main body The non-individual body of non-skin lateral plate of component parts of non-individual body when installing the lateral plate of above-mentioned retractility, stretched via this is coated in The lateral plate of the retractility is installed on the bonding agent of the outer surface of the lateral plate of property the non-individual body of the non-skin lateral plate,

Above-mentioned stretching is installed in the non-individual body of the skin lateral plate of the component parts to the non-individual body as above-mentioned absorbent main body During the lateral plate of contracting, the lateral plate of the retractility is installed on via the bonding agent of the inner surface of the lateral plate for being coated in the retractility The non-individual body of the skin lateral plate.

The manufacture method of the disposable diaper of any one of for example above-mentioned ＞ of 35 ＞ to ＜ of ＜ 42 of the ＞ of ＜ 43, wherein, using as The non-individual body of the non-individual body of the skin lateral plate of the component parts of the non-individual body of above-mentioned absorbent main body and non-skin lateral plate, with two The mode integration of absorber is sandwiched between person.

The manufacture method of the disposable diaper of any one of for example above-mentioned ＞ of 36 ＞ to ＜ of ＜ 39 of the ＞ of ＜ 44, wherein, will pacify Above-mentioned lateral plate equipped with above-mentioned pull stap is arranged on the non-skin side of the component parts as the non-individual body of above-mentioned absorbent main body During the non-individual body of piece, absorber is configured on the one side of the non-individual body of the non-skin lateral plate,

The non-individual body of skin lateral plate is overlapped in the way of to cover the face of opposition side of above-mentioned absorber,

To be engaged between the non-individual body of above-mentioned non-skin lateral plate and the non-individual body of above-mentioned skin lateral plate.

The manufacture method of the disposable diaper of any one of for example above-mentioned ＞ of 36 ＞ to ＜ of ＜ 39 of the ＞ of ＜ 45, wherein, will pacify Above-mentioned lateral plate equipped with above-mentioned pull stap is arranged on the skin lateral plate of the component parts as the non-individual body of above-mentioned absorbent main body Non-individual body when, configure absorber on the one side of the non-individual body of the skin lateral plate,

The non-individual body of non-skin lateral plate is overlapped in the way of to cover the face of opposition side of above-mentioned absorber,

The manufacture method of the disposable diaper of any one of for example above-mentioned ＞ of 36 ＞ to ＜ of ＜ 45 of the ＞ of ＜ 46, wherein, will obtain Above-mentioned disposable diaper non-individual body be cut to single disposable diaper.

Embodiment

Hereinafter, the present invention is illustrated in further detail using embodiment, but the scope of the present invention is not by following Any limitation of the content that embodiment is recorded.

[embodiment 1]

The disposable diaper of embodiment 1 of the manufacture with the structure same with the disposable diaper shown in Fig. 1 to Fig. 4.

As the lateral plate sheet material 31,32 for constituting lateral plate 3, grammes per square metre (mass area ratio) 13g/m is used²Non-woven fabrics. 10 elastomeric elements 33 formed by rubber covered wire are configured with lateral plate 3.Used as stereo enclosure formation piece 21b, use will have Spun-bonded non-woven fabrics are 10g/m with the grammes per square metre of the lit-par-lit structure of melt spraying non-woven fabrics²Lamination non-woven fabrics fold and formed 2 layers of formations Point (2 layers construction parts total grammes per square metres be 20g/m²) structure.Additionally, as non-skin lateral plate 22, using in grammes per square metre 18g/m²'s The outer surface of resin film is bonded to grammes per square metre 13g/m²Outer layer non-woven fabrics composite members (total grammes per square metre 31g/m²).As bonding agent, Using the admixture of SIS and SBS in the laminating of lateral plate sheet material 31,32, the heat molten type of SBS is used in engagement in addition Bonding agent.The grammes per square metre of the bonding agent used in the formation of main body side bond layer 35 and front bond layer 36 is set to 40g/m², main body side layers cementing oxidant layer 31a and main body side extend bond layer 31a' and front layers cementing oxidant layer The grammes per square metre of the bonding agent that the formation that 31b and front extend bond layer 31b' is used is set to 10g/m².Additionally, in multiple Between the grammes per square metre of bonding agent that is used of bond layer 37 be set to 40g/m²。

The width of the X-direction of main body side layers cementing oxidant layer 31a and front layers cementing oxidant layer 31b is set to 25mm. The width that main body side extends the X-direction that bond layer 31a' and front extend bond layer 31b' is set to 5mm.Main body side glues The width for connecing the X-direction of oxidant layer 35 and front bond layer 36 is set to 12mm.The width of the X-direction of middle bond layer 37 0.5mm is set to, and is formed with 10.Additionally, the thickness of the upper side engagement portion 66 of lateral plate 3 and main body side bond layer 35 in diaper The length of the X-direction at the position overlapped on degree direction is set to 4mm, the X side of upper side engagement portion 66 (inner surface side bond layer 66a) To width be set to 10mm, lower side engagement portion 62 position Chong Die on the thickness direction of diaper with main body side bond layer 35 The length of X-direction is set to 4mm, and the width of the X-direction of lower side engagement portion 62 or outer surface side bond layer 62a is set to 30mm.

The X at the position that upper side engagement portion 66, main body side bond layer 35 and lower side engagement portion 62 are overlapped in a thickness direction The length in direction is set to 4mm.

[embodiment 2 and 3]

In embodiment 1, by the bonding used in the formation of main body side bond layer 35 and front bond layer 36 The grammes per square metre of agent is set to 50g/m², main body side is extended into bond layer 31a' and front extends institute in the formation of bond layer 31b' The grammes per square metre of the bonding agent for using is set to 5g/m².In addition, the diaper of embodiment 2 is manufactured in the way of similarly to Example 1. Additionally, in embodiment 1, by the bonding agent used in the formation of main body side bond layer 35 and front bond layer 36 Grammes per square metre is set to 50g/m², main body side is extended into bond layer 31a' and front is extended used in the formation of bond layer 31b' The grammes per square metre of bonding agent be set to 10g/m².In addition, the diaper of embodiment 3 is manufactured in the way of similarly to Example 1.

[comparative example 1 and 2]

In comparative example 1, do not form that main body side extends bond layer 31a' and front extends bonding agent in embodiment 1 Layer 31b' ground manufacture diapers.In comparative example 2, do not form main body side in example 2 and extend bond layer 31a' and front Manufacture diaper with extending bond layer 31b'.

[evaluation]

Diaper to being obtained in embodiment and comparative example determines bond strength of the configuration in the elastomeric element 33 of lateral plate 3.With State comprising bond layer 37 in the middle of 5, the front of lateral plate 3 is cut from diaper.Lateral plate 3 after cutting is in elastomeric element Cut off between 33, make 10 measure pieces.Then, to comprising a measure piece for elastomeric element 33, making the leading section 3a sides of lateral plate 3 Downwards and make cut from diaper one make on the side, in this condition the first lateral plate sheet material 31 and the second lateral plate sheet material 32 leave and Expose the end of elastomeric element 33.The end of the elastomeric element 33 that will expose is grasped with fixture.On the other hand, in downward side The position of the side more forward than the forming position that front bond layer 36 and front extend bond layer 31b' in piece 3 is pressing from both sides Position of the tool grasping in the absence of elastomeric element 33.Then, the fixture of the end of flexible part 33 will be grasped with 3000mm/min Speed lift upward, carry out the extraction of the elastomeric element 33.The load in the extraction of elastomeric element 33 is determined, maximum is obtained Load.Each elastomeric elements 33 to 10 measure pieces carry out the measure respectively, calculate the maximum load obtained by measure Average value.The average value is set to the bond strength of elastomeric element.In the results are shown in table 1 below.

[table 1]

Result as shown in Table 1 can be clear and definite, in the diaper for being obtained in embodiments, elasticity of the configuration in lateral plate 3 Diaper of the bond strength of part 33 higher than comparative example.

Industrial utilizability

In disposable diaper of the invention, the elastomeric element configured in lateral plate is firmly secured to lateral plate sheet material, because Even if this stretches the stripping that the lateral plate is not easy to cause elastomeric element when diaper is worn.

Claims

1. a kind of disposable diaper, it includes：With absorber, configuration the absorber inner surface side skin lateral plate and match somebody with somebody Put the absorbent main body of the non-skin lateral plate of outer surface side in the absorber；With the sidepiece installed in the absorbent main body or The lateral plate of the retractility of both sides, the disposable diaper is characterised by：

The lateral plate is provided with pull stap in leading section, and the lateral plate has：First lateral plate sheet material and the second lateral plate sheet material this 2 Lateral plate sheet material；And the elastomeric element between 2 lateral plate sheet materials is fixed on the state for extending,

The elastomeric element in the end of the absorbent main body side or near it and the lateral plate leading section side end or Near it, it is fixed on both the first lateral plate sheet material and the second lateral plate sheet material,

A in () the first lateral plate sheet material and the second lateral plate sheet material, at least the first lateral plate sheet material has the end of the absorbent main body side Portion to the main body side lit-par-lit structure part turned back and formed on the inside of the lateral plate,

In the main body side lit-par-lit structure part, imposing bonding agent between the first lateral plate sheet material relative by turning back, shape Into main body side layers cementing oxidant layer,

The main body side layers cementing oxidant layer has more than the main body side lit-par-lit structure part to the width side of the lateral plate The main body side extended to center side extends bond layer,

The elastomeric element extends bond layer and positioned at the second lateral plate sheet material side and the fixation absorption using the main body side The end of property main body side or the main body side bond layer at the position near it, are fixed on the first lateral plate sheet material and the second lateral plate sheet material On both, or,

B in () the first lateral plate sheet material and the second lateral plate sheet material, at least the first lateral plate sheet material has the leading section side of the lateral plate End to the front lit-par-lit structure part turned back and formed on the inside of the lateral plate,

In the front lit-par-lit structure part, imposing bonding agent between the first lateral plate sheet material relative by turning back, shape Into front layers cementing oxidant layer,

The front layers cementing oxidant layer has more than the front lit-par-lit structure part to the width side of the lateral plate The front extended to center side extends bond layer,

The elastomeric element extends bond layer and positioned at the second lateral plate sheet material side and the fixation lateral plate using the front Leading section side end or the front bond layer at the position near it, be fixed on the first lateral plate sheet material and the second lateral plate piece On both materials.

2. disposable diaper as claimed in claim 1, it is characterised in that：

The main body side is extended in bond layer and main body side bond layer, the end of the width center side of the lateral plate Position consistency.

3. disposable diaper as claimed in claim 1, it is characterised in that：

The front is extended in bond layer and the front bond layer, the end of the width center side of the lateral plate The position consistency in portion.

4. the disposable diaper as any one of claims 1 to 3, it is characterised in that：

First lateral plate sheet material has：The main body side lit-par-lit structure portion that the end of the absorbent main body side is turned back and formed to inner side Point；The front lit-par-lit structure part turned back to inner side and formed with the end of the leading section side of the lateral plate,

The layers cementing oxidant layer has the width center to the lateral plate more than the main body side lit-par-lit structure part The main body side that side extends extends bond layer, and the layers cementing oxidant layer has more than the front lit-par-lit structure part And bond layer is extended to the front that the width center side of the lateral plate extends,

The elastomeric element using the main body side extend bond layer and positioned at the second lateral plate sheet material side the main body side glue Oxidant layer is connect, is fixed on both the first lateral plate sheet material and the second lateral plate sheet material, and bonding agent is extended using the front Layer and positioned at the front bond layer of the second lateral plate sheet material side, be fixed on the first lateral plate sheet material and the second lateral plate sheet material this On both.

5. the disposable diaper as any one of claims 1 to 3, it is characterised in that：

The first lateral plate sheet material in first lateral plate sheet material and the second lateral plate sheet material is configured in outer surface side.

6. the disposable diaper as any one of claims 1 to 3, it is characterised in that：

The positive dough sheet and a pair of stereo enclosures of the both sides for being bonded on positive dough sheet that the skin lateral plate has liquid permeability are formed With piece, the stereo enclosure formation piece is engaged in the positive dough sheet via bond layer.

7. the disposable diaper as any one of claims 1 to 3, it is characterised in that：

The region between the main body side bond layer and the front bond layer in the bearing of trend of the lateral plate I.e. zone line, is provided with bond layer in the middle of multiple.

8. disposable diaper as claimed in claim 7, it is characterised in that：

The main body side bond layer, the front bond layer and the middle bond layer are located at least in the second lateral plate piece Material side.

9. the disposable diaper as any one of claims 1 to 3, it is characterised in that：

The main body side bond layer does not reach the ora terminalis of the absorbent main body side in the lateral plate, and the lateral plate is in its base End is the main body side non-set out region of disengaged condition between having 2 lateral plate sheet materials.

10. the disposable diaper as any one of claims 1 to 3, it is characterised in that：

The front bond layer does not reach the ora terminalis of the pull stap side in the lateral plate, and the lateral plate is in its leading section With the front non-set out region between 2 lateral plate sheet materials for disengaged condition.

11. disposable diaper as any one of claims 1 to 3, it is characterised in that：

In the lateral plate, the main body side extends the forming position of bond layer and the forming position of the main body side bond layer Overlapped on the thickness direction of diaper.

12. disposable diaper as any one of claims 1 to 3, it is characterised in that：

In the lateral plate, the front extends the forming position of bond layer and the forming position of the front bond layer Overlapped on the thickness direction of diaper.

13. disposable diapers as claimed in claim 6, it is characterised in that：

Absorbent main body side of the lateral plate on the width of disposable diaper, with configuration in second side of inner surface side The upper side engagement portion that sheet is formed with the stereo enclosure formation chip bonding.

14. disposable diapers as claimed in claim 13, it is characterised in that：

The face towards inner surface side in 2 faces of the second lateral plate sheet material of inner surface side is configured, via upper side engagement Portion and the stereo enclosure formation chip bonding.

15. disposable diapers as claimed in claim 14, it is characterised in that：

The forming position of the forming position of the described upper side engagement portion of the lateral plate and the main body side bond layer is in diaper Overlapped on thickness direction.

16. disposable diaper as any one of claims 1 to 3, it is characterised in that：

The main body side bond layer extends bond layer and the main body side lit-par-lit structure part and is formed across the main body side.

17. disposable diaper as any one of claims 1 to 3, it is characterised in that：

The front bond layer extends bond layer and the front lit-par-lit structure part and is formed across the front.

18. disposable diaper as any one of claims 1 to 3, it is characterised in that：

The lateral plate has the configuration in the 2 lateral plate sheet materials for constituting the lateral plate in appearance in the absorbent main body side The lower side engagement portion that the lateral plate sheet material of surface side and the non-skin lateral plate are engaged and formed, the lower side engagement portion and the main body Side bonds oxidant layer is overlapped on the thickness direction of diaper.

19. disposable diaper as any one of claims 1 to 3, it is characterised in that：

The first lateral plate sheet material in the first lateral plate sheet material and the second lateral plate sheet material is configured in inner surface side.

20. disposable diaper as any one of claims 1 to 3, it is characterised in that：

In the first lateral plate sheet material and forming layer laminated structure section both the second lateral plate sheet material point and extend bond layer.

A kind of 21. manufacture methods of telescopic sheet, it includes：The step of conveying a pair of banding pieces；And between the banding piece, Linear elastic bodies are configured on the direction intersected with the conveying direction of the banding piece, in the banding of the conveying direction along the banding piece One sidepiece of piece and the other side, respectively by linear elastic bodies with elongation state be fixed on a pair banding pieces both on step Suddenly, the manufacture method of the telescopic sheet is characterised by：

Comprise the steps：To the banding piece in banding piece described in a pair, in the banding of the conveying direction along the banding piece Along the conveying direction adhesive-applying at least one party in one sidepiece of piece and the other side, the bonding agent is coated with Sidepiece is turned back and forming layer laminated structure section point in the way of the bonding agent turns into inner side, another banding piece in the banding piece Between the banding piece with the lit-par-lit structure part, on the direction that the conveying direction with these banding pieces intersects The linear elastic bodies are fixed with elongation state,

When the lit-par-lit structure part is formed, the banding piece is rolled in the way of a part for the bonding agent is exposed Return, the linear elastic bodies fixed using the bonding agent exposed after turning back,

The manufacture method of the telescopic sheet also has to another banding piece, in the banding of the conveying direction along the banding piece In one sidepiece of piece and the other side and position that the bonding agent of the banding piece exposes is coated in the retractility The position overlapped on the thickness direction of piece, the step of adhesive-applying, using the bonding agent by the linear elastic bodies from described Another banding piece side is fixed.

The manufacture method of 22. telescopic sheets as claimed in claim 21, it is characterised in that：

To the banding piece in banding piece described in a pair, in the both sides of the banding piece of the conveying direction along the banding piece, edge The conveying direction distinguishes zonally bonding agent described in continuously coating with adhesive applicating machine, and the stacking is formed by described turning back Construction part.

The manufacture method of 23. telescopic sheet as described in claim 21 or 22, it is characterised in that：

Another banding piece in banding piece described in a pair, in the both sides of the banding piece of the conveying direction along the banding piece, Distinguish zonally bonding agent described in continuously coating, and the centre between the both sides with adhesive applicating machine along the conveying direction Region, along the conveying direction a plurality of bonding agent of adhesive applicating machine continuously coating.

A kind of 24. manufacture methods of disposable diaper, the disposable diaper includes：With absorber, configuration in the absorber The absorbent main body of the skin lateral plate of inner surface side and configuration in the non-skin lateral plate of the outer surface side of the absorber；Be arranged on The lateral plate of the retractility of one sidepiece or both sides of the absorbent main body, the manufacture method of the disposable diaper is characterised by, Including：

The non-individual body of the telescopic sheet that will be obtained by the manufacture method of the telescopic sheet of any one of claim 21~23, The step of its width cut-out, the lateral plate of the acquisition retractility；With

The component parts of the lateral plate of the retractility and the non-individual body of the absorbent main body is engaged, the disposable urine is obtained The step of non-individual body of cloth.

The manufacture method of 25. disposable diapers as claimed in claim 24, it is characterised in that：

The non-individual body cut-out of the pull stap of bonding agent is coated with, will be at intervals arranged on by cutting off obtained pull stap One end in the width direction in the non-individual body of the telescopic sheet, then cuts off the non-individual body of the telescopic sheet.

The manufacture method of 26. disposable diapers as claimed in claim 25, it is characterised in that：

To the non-individual body of the pull stap, the non-individual body of the engaging portion of the pull stap is fixed along its length,

The non-individual body cut-out of the pull stap after the non-individual body of the engaging portion will be secured,

The pull stap obtained by cut-out is fixed on the non-individual body of the telescopic sheet via the bonding agent.

The manufacture method of 27. disposable diapers as claimed in claim 26, it is characterised in that：

The pull stap that the non-individual body of the telescopic sheet will be fixed on is turned back, via the engaging portion that the pull stap is temporary transient It is fixed on the non-individual body of the telescopic sheet.

The manufacture method of 28. disposable diaper as any one of claim 25~27, it is characterised in that：

The other end along the width in the non-individual body of the telescopic sheet, along the non-individual body of the telescopic sheet Length direction continuously adhesive-applying.

The manufacture method of 29. disposable diaper as any one of claim 25~27, it is characterised in that：

The non-individual body of the telescopic sheet is cut off, the lateral plate of the retractility is obtained,

The lateral plate of the retractility is installed on the component parts of the non-individual body as the absorbent main body skin lateral plate or The non-individual body of non-skin lateral plate.

The manufacture method of 30. disposable diaper as any one of claim 25~27, it is characterised in that：

Using as the company of the non-individual body of the skin lateral plate of the component parts of the non-individual body of the absorbent main body and non-skin lateral plate Continuous body, the integration in the way of sandwiching absorber between the two.

The manufacture method of 31. disposable diaper as any one of claim 25~27, it is characterised in that：

The disposable diaper non-individual body that will be obtained is cut to single disposable diaper.