CN102883696B - Disposable diaper and manufacturing method thereof - Google Patents
Disposable diaper and manufacturing method thereof Download PDFInfo
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- CN102883696B CN102883696B CN201180023145.8A CN201180023145A CN102883696B CN 102883696 B CN102883696 B CN 102883696B CN 201180023145 A CN201180023145 A CN 201180023145A CN 102883696 B CN102883696 B CN 102883696B
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- Prior art keywords
- woven fabrics
- protuberance
- pair
- waistline
- successive segmentation
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/15577—Apparatus or processes for manufacturing
- A61F13/15699—Forming webs by bringing together several webs, e.g. by laminating or folding several webs, with or without additional treatment of the webs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/15577—Apparatus or processes for manufacturing
- A61F13/15804—Plant, e.g. involving several steps
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
- A61F13/49—Absorbent articles specially adapted to be worn around the waist, e.g. diapers
- A61F13/49058—Absorbent articles specially adapted to be worn around the waist, e.g. diapers characterised by the modular concept of constructing the diaper
- A61F13/4906—Absorbent articles specially adapted to be worn around the waist, e.g. diapers characterised by the modular concept of constructing the diaper the diaper having an outer chassis forming the diaper and an independent absorbent structure attached to the chassis
- A61F13/49061—Absorbent articles specially adapted to be worn around the waist, e.g. diapers characterised by the modular concept of constructing the diaper the diaper having an outer chassis forming the diaper and an independent absorbent structure attached to the chassis the diaper having one or two waist members forming the diaper waist region and an independent absorbent structure attached to the one or two waist members forming the crotch region
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Vascular Medicine (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Epidemiology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Manufacturing & Machinery (AREA)
- Botany (AREA)
- Absorbent Articles And Supports Therefor (AREA)
Abstract
Laminated on said absorbent body (2) is an outer nonwoven cloth (4) which covers the non-skin contacting surface of a back sheet (27) of an absorbent body (2). The outer nonwoven cloth (4) encompasses a pair of divided nonwoven cloths (4A, 4A) which are divided in the X direction, circumferential around the waist. The pair of divided nonwoven cloths (4A) is provided with a pair of convex parts (42) which are close to and overlap with one another at the crotch, front non-convex parts (40) which, located in front part of the torso, are further separated from one another than the pair of convex parts, and back non-convex parts (41) which, located in back part of the torso, are further separated from one another than the aforementioned pair of convex parts. In the front part and the back parts, the front and back non-convex parts (41) and the portion of the backsheet (27) between the aforementioned non-convex parts are covered by a nonwoven cloth which wraps around the torso.
Description
Technical field
The present invention relates to disposable wearing article and manufacture method thereof.
Background technology
In the past, manufacturing in the operation of diaper, in order to form the lower limb hole that lower limb is passed through, and utilized bicker to cut out sheet material.With respect to this method for making, reduce the waste of material or the demand of cost owing to existing, therefore known have not utilize cut out and form the H type method for making in lower limb hole.
H type method for making has been set up absorbent main body (patent documentation 1) between a pair of waistline member.
In described H type method for making, by diaper being formed as to H type, and needn't carry out cutting out of lower limb hole.But in the invention of patent documentation 1, in the non-skin face side of hip lower area, the tergite of opaque liquid is that the resin sheets such as polyethylene expose, outward appearance and feel are poor.
Therefore the outer surface that, discloses a kind of opaque liquid sheet at H type diaper is equipped with the diaper (patent documentation 2) of the outer package non-woven fabrics such as non-woven fabrics.By cloth-like material is set, and apparent attractive in appearance and skin sense of touch raising.
Formerly technical literature
Patent documentation
Patent documentation 1:JP H03-176053 A1 (the 1st figure)
Patent documentation 2:JP2005-230330 A1 (paragraph 0042)
Summary of the invention
But, H type diaper be originally owing to not cutting out lower limb hole for reducing the diaper of waste of material, but in described formerly technology, newly need to be used for the non-woven fabrics of the described tergite that covers absorbent main body.Therefore the advantage that, reduces the such H type diaper of the waste of material can go down.
Especially, because the number of the sheet material of waistline increases, the hardening or the problem such as the sultry of waist before and after can producing.
It should be noted that, be printed with style etc. on resinous tergite time, described tergite is not only covered by waistline member, and described non-woven fabrics also covers described tergite.Therefore, described style etc. easily becomes not distinct.
The object of the invention is to produce by the waste of material eliminate when such H type is dressed the advantage with article, suppress front and back waist harden or sultry.
In order to realize described object, a wearing of the present invention is disposable wearing article with article, and it possesses: the front waistline member anterior and that extend along waistline direction that covers the waist of wearer; Cover the back of waist of described wearer and the rear waistline member extending along described waistline direction; be erected between described front waistline member and described rear waistline member, along with the orthogonal longitudinal extension of described waistline direction and cover the absorbent main body of the hip crotch of described wearer, the non-skin face of described front waistline member and rear waistline member is formed by waistline non-woven fabrics respectively, and described front waistline member and rear waistline member are also more outstanding to described waistline direction than the end in the described waistline direction of described absorbent main body, described absorbent main body is by absorbing stacked formation of resin sheet of the absorbability core of body fluid of wearer and the opaque liquid of the non-skin face of the described absorbability core of covering, the outer package nonwoven layer that covers the non-skin face of described resin sheet is stacked in described absorbent main body, described outer package non-woven fabrics comprises along described waistline direction and is divided into the two-part a pair of non-woven fabrics of cutting apart, the described a pair of non-woven fabrics of cutting apart has close to each other or overlapping a pair of protuberance at described hip crotch, the described a pair of non-woven fabrics of cutting apart has anterior a pair of non-protuberance in the front portion of described waist, the a pair of non-protuberance of this front portion is separated from each other with the larger distance of distance than between described a pair of protuberance, the described a pair of a pair of non-protuberance of cutting apart non-woven fabrics and have at the back of described waist back, the a pair of non-protuberance at this back is separated from each other with the larger distance of distance than between described a pair of protuberance, in described front portion, the position of resin sheet between the described a pair of non-protuberance of described front portion and the non-protuberance of described front portion are by the described waistline non-textile mulch of described front waistline member, at described back, the position of resin sheet between the described a pair of non-protuberance at described back and the non-protuberance at described back are by the described waistline non-textile mulch of described rear waistline member.
Described wearing for example comprises by the manufacture method of article: the first continuous non-woven fabrics that the outer package that forms described outer package non-woven fabrics is used is alongst carried, and the cut-out line along specified waveform cuts off, thus generate have the first protuberance and the first recess the first successive segmentation non-woven fabrics, there is the operation of the second successive segmentation non-woven fabrics of the second recess and the second protuberance; With described the first protuberance and described the second protuberance is close to each other or overlapping and described the first recess and the mutual opposed mode of described the second recess, change the operation of the configuration relation of described the first successive segmentation non-woven fabrics and the second successive segmentation non-woven fabrics; After changing described, described first and second successive segmentation non-woven fabrics, mutually substantially in parallel along the carrying of described length direction, and is generated to the operation of continuous duplexer to configure described absorbent main body across described the first successive segmentation non-woven fabrics and the second successive segmentation non-woven fabrics and with described the first successive segmentation non-woven fabrics and the overlapping mode of the second successive segmentation non-woven fabrics; Described continuous duplexer is cut off and each operation of dressing the independent duplexer of a part of using article of generation formation; Using the state carrying to be separated from each other as a pair of second continuous non-woven fabrics of the waistline non-woven fabrics of described front and back, and between the described a pair of second continuous non-woven fabrics, configure the operation of described independent duplexer.
Another wearing of the present invention possesses with article: the front waistline member anterior and that extend along waistline direction that covers the waist of wearer; Cover the back of waist of described wearer and the rear waistline member extending along described waistline direction; be erected between described front waistline member and described rear waistline member, along with the orthogonal longitudinal extension of described waistline direction and cover the absorbent main body of the hip crotch of described wearer, the non-skin face of described front waistline member and rear waistline member is formed by waistline non-woven fabrics respectively, and described front waistline member and rear waistline member are also more outstanding to described waistline direction than the end in the described waistline direction of described absorbent main body, described absorbent main body is by absorbing stacked formation of resin sheet of the absorbability core of body fluid of wearer and the opaque liquid of the non-skin face of the described absorbability core of covering, the outer package nonwoven layer that covers the non-skin face of described resin sheet is stacked in described absorbent main body, described outer package non-woven fabrics comprises along described waistline direction and is divided into the two-part a pair of non-woven fabrics of cutting apart, the described a pair of non-woven fabrics of cutting apart has close to each other or overlapping a pair of the first side edge part from described front portion to described back, the described a pair of non-woven fabrics of cutting apart has a pair of protuberance at described hip crotch, this a pair of protuberance has the second side edge part approaching with the pair of outside edge of described resin sheet, the described a pair of non-woven fabrics of cutting apart has anterior non-protuberance in the front portion of described waist, the non-protuberance of this front portion further retreats towards described the first side edge part from edge, described outside than described a pair of protuberance, the described a pair of non-protuberance of cutting apart non-woven fabrics and have at the back of described waist back, the non-protuberance at this back further retreats towards described the first side edge part from edge, described outside than described a pair of protuberance, in described front portion, the position of resin sheet not covered by the described a pair of non-protuberance of described front portion and the non-protuberance of described front portion are by the described waistline non-textile mulch of described front waistline member, at described back, the position of resin sheet not covered by the described a pair of non-protuberance at described back and the non-protuberance at described back are by the described waistline non-textile mulch of described rear waistline member.
Described wearing for example comprises by the manufacture method of article: the first continuous non-woven fabrics that the described outer package of cutting apart described a pair of the first side edge part of having of non-woven fabrics is used is alongst carried, and along the cut-out line of specified waveform with the orthogonal width of described length direction on cut off, comprise a side of described the first side edge part and there is the first protuberance and the first successive segmentation non-woven fabrics of the first recess, comprise the opposing party of described the first side edge part and there is the second recess and the operation of the second successive segmentation non-woven fabrics of the second protuberance thereby generate; In the first cutting portion along described cut-out line in described the first successive segmentation non-woven fabrics and described the second successive segmentation non-woven fabrics along configuring described a pair of the first side edge part between the second cutting portion of described cut-out line, and change the operation of described the first successive segmentation non-woven fabrics and the configuration relation of the second successive segmentation non-woven fabrics on described width in the close to each other or overlapping mode of described a pair of the first side edge part; With described the first protuberance and described the second protuberance mutually back-to-back and described the first recess and the mutual back-to-back mode of described the second recess change the operation of described the first successive segmentation non-woven fabrics and the configuration relation of the second successive segmentation non-woven fabrics on described length direction; Configuration relation on described width and length direction after changing, by the alongst carrying substantially in parallel mutually of described first and second successive segmentation non-woven fabrics, and generate the operation of continuous duplexer to configure described absorbent main body across described the first successive segmentation non-woven fabrics and the second successive segmentation non-woven fabrics and with described the first successive segmentation non-woven fabrics and the overlapping mode of the second successive segmentation non-woven fabrics; Described continuous duplexer is cut off and each operation of dressing the independent duplexer of a part of using article of generation formation; Using the state carrying to be separated from each other as a pair of second continuous non-woven fabrics of the waistline non-woven fabrics of described front and back, and between the described a pair of second continuous non-woven fabrics, configure the operation of described independent duplexer.
Invention effect
At this wearing, with in article, the waistline member of the described front and back that non-skin face is formed by waistline non-woven fabrics covers the resin sheet of the opaque liquid of absorbent main body.And to be tergite by the resin sheet of opaque liquid cover at hip crotch a pair of protuberance of outer package non-woven fabrics, therefore, described resin sheet is not only at front portion and the rear portion of waist, and is also difficult for exposing at hip crotch.Therefore, dress and use outward appearance and the feel of article good.
On the other hand, at front portion and the back of waist, the non-protuberance of described outer package non-woven fabrics covers tergite.Therefore the overlapped region of the tergite, being made up of described resin sheet and outer package non-woven fabrics is little.Therefore, wearer in the front portion of waist or back be difficult for feeling to harden or sultry.And the waste of material is few.
Brief description of the drawings
Fig. 1 is by the exploded perspective view shown in the decomposition of the disposable wearing of embodiments of the invention 1 article.
Fig. 2 A is that Fig. 2 B is the concise and to the point cutaway view of IIB-IIB line by the concise and to the point front view shown in the expansion of this wearing article, and Fig. 2 C is the concise and to the point cutaway view of IIC-IIC line.
Fig. 3 is by the concise and to the point rearview shown in the expansion of this wearing article.
Fig. 4 is the concise and to the point top view that represents the manufacture method of the outer package non-woven fabrics of this embodiment 1.
Fig. 5 is the concise and to the point top view that represents the manufacture method of continuous duplexer.
Fig. 6 represents to dress the concise and to the point top view by the manufacture method of article.
Fig. 7 A, Fig. 7 B and Fig. 7 C are another the routine axonometric charts that represents outer package non-woven fabrics.
Fig. 8 is by the exploded perspective view shown in the decomposition of the disposable wearing of embodiments of the invention 2 article.
Fig. 9 A is that Fig. 9 B is the concise and to the point cutaway view of IXB-IXB line by the concise and to the point front view shown in the expansion of this wearing article, and Fig. 9 C is the concise and to the point cutaway view of IXC-IXC line.
Figure 10 is by the concise and to the point rearview shown in the expansion of this wearing article.
Figure 11 is the concise and to the point top view that represents the manufacture method of the outer package non-woven fabrics of this embodiment 2.
Figure 12 is the concise and to the point top view that represents the manufacture method of continuous duplexer.
Figure 13 represents to dress the concise and to the point top view by the manufacture method of article.
Detailed description of the invention
In a preferred embodiment of the invention, described a pair of described each protuberance of cutting apart non-woven fabrics is roughly the same each other from the outstanding overhang of described each non-protuberance, and the non-protuberance of described front portion is substantially equal to described each protuberance in described the 3rd length on longitudinal at the non-protuberance at described the first length on longitudinally and described back in described the second length sum on longitudinally.
In this case, a pair of non-woven fabrics of cutting apart can form by 1 continuous non-woven fabrics is cut into two along specified waveform.Therefore, on material, can not produce waste.
In addition, in another preferred embodiment, the a pair of non-woven fabrics of cutting apart has described close to each other or overlapping edge at described each protuberance place respectively, the First Line that described each edge of described each protuberance is defined almost parallel or overlapping each other, and described in the described non-protuberance that is separated from each other there is respectively mutual opposed edge, the second line almost parallel each other that described each edge of described each non-protuberance is defined.
In this case, easily reduce to cut apart the gap between non-woven fabrics.
Embodiment 1
The present invention can more clearly understand according to the explanation of the following preferred embodiment taking accompanying drawing as reference.But embodiment and accompanying drawing are for simple diagram and explanation, are not intended to determine scope of the present invention and utilize.Scope of the present invention is only determined by the scope of claims.In the accompanying drawings, the same unit number in multiple accompanying drawings represents same or considerable part.
embodiment 1
Below, use the structure of article 1 with reference to the wearing of drawing explanation embodiments of the invention 1.
Fig. 1~Fig. 6 represents embodiment 1.
As shown in Figures 1 and 2, the wearing of the present embodiment 1 possesses absorbent main body 2, front waistline member 3F and rear waistline member 3B with article 1.Described absorbent main body 2 has: the front portion (front waist portion) 20 that covers the Attacking Midfielder of wearer and extend along waistline direction X, cover the low back of wearer and the back (rear waist portion) 21 of extending along waistline direction X and cover described anterior 20 and back 21 between the crotch 22 of hip crotch.
Described crotch 22 with anterior 20 and back 21 is connected and along with the orthogonal longitudinal Y extension of described waistline direction X.Described absorbent main body 2 forms part or all of crotch 22.
In Fig. 2, in the time dressing, described crotch 22 is in the line place doubling parallel with described waistline direction X.Thus, the end of the waistline direction X of described front waistline member 3F and described rear waistline member 3B is overlapping each other.
As shown in Figure 1, be provided with the absorbent core 24 being illustrated by the broken lines in described absorbent main body 2, these absorbent core 24 absorb body fluids.
Described absorbent core 24 is sandwiched between top flat 26 and tergite 27, and each 26,27 and absorbent core 24 mutually stacked.
In Fig. 2 B and Fig. 2 C, described top flat 26 is made up of the thin non-woven fabrics of liquid permeability, and covers the skin face of absorbent core 24.Cut channel 25 also can be set on this top flat 26.
Described tergite 27 covers the non-skin face of absorbent core 24, is made up of the resin sheet of opaque liquid.On the non-skin face of the tergite 27 being formed by this resin sheet, also can print style, figure and/or the word shown in (printing) Fig. 3.And, also the sheet element of having printed style, figure and/or word can be sticked on the non-skin face of tergite 27.
Bonding and be laminated with the outer package non-woven fabrics 4 shown in Fig. 1 on the non-skin face of described tergite 27.Outer package non-woven fabrics 4 covers a part for tergite 27, about this outer package non-woven fabrics 4, describes in detail in the back.It should be noted that, for the ease of understanding the structure of dressing with article 1, and the position of outer package non-woven fabrics 4 has been marked to the such style in site.
In Fig. 2 A, be pasted with described front waistline member 3F in the end of described longitudinal Y of the front portion 20 of described absorbent main body 2.On the other hand, be pasted with described rear waistline member 3B in the end of described longitudinal Y at the back 21 of absorbent main body 2.
Waistline member 3F, the 3B of described front and back is outstanding from described absorbent main body 2 along waistline direction X, and forms a part for the waist portion of front and back., as shown in Figure 2 A, described waistline member 3F, 3B also give prominence to and extend to waistline direction X from two edges (end of the waistline direction) E1 of absorbent main body 2 (crotch 22) to waistline direction X than crotch 22.
Each waistline member 3F, the 3B of described front and back are for example laminated a pair of non-woven fabrics shown in Fig. 2 C 30,31 mutually.Described non-woven fabrics 30,31 has aeration.
In Fig. 1, as shown in the dotted line of Fig. 1, also can be provided for making to dress the elastic component 32 that is suitable for wearer with article 1 at waistline member 3F, the 3B of described front and back.As this elastic component 32, for example, the material that can adopt how root rubber line, flat rubber, thin film or contain thermoplastic resin etc.And elastic component 32 also can be formed as ineffective treatment (there is no the state of contractility) in the central authorities front and back of the body.
Each waistline member 3F, the 3B of described front and back can be the flexible nonwoven fabrics of monolayer.In this case, compared with the situation of stacked a pair of non-woven fabrics, aeration increases, and the visuognosis of style etc. also improves.
In addition, in absorbent main body 2, also can form along the shank of wearer and the lower limb of necking down encloses portion.That encloses portion, described waistline member 3F, 3B at described lower limb encloses with lower limb the position that portion is connected and also can enclose and put the elastic component F2 being for example made up of rubber covered wire etc. along the lower limb of wearer.
In the time that wearing is diaper with article, can on described a pair of rear waistline member 3B, fixes not shown male face fastener, and fix female fastener on front waistline member 3F.
It should be noted that, also can replace male face fastener 40 and use and be coated with the band agent of cement, in this case, need to by described cement easily the face of adhesion to be formed at described front waistline member 3F first-class.
In addition, in the time that wearing is Breeches type with article, also the end on the waistline direction X of front waistline member 3F and rear waistline member 3B can be adhered to each other.
The described waistline member 3F of Fig. 3, the non-skin face of 3B are formed by non-woven fabrics.
In this manual, the face that " skin face " refers in the time of the wearing of wearing article 1 and the skin of wearer is faced, " non-skin face " refers to the face contrary with described skin face.
Next, major part of the present invention is described.
In Fig. 1, described outer package non-woven fabrics 4 comprises along described waistline direction and is divided into two-part a pair of non-woven fabrics 4A, the 4A cut apart.Described a pair of non-woven fabrics 4A, the 4A respectively cut apart possesses respectively protuberance 42, the non-protuberance 40 of front portion and the non-protuberance 41 at back (rear portion).
Described each protuberance 42,42, can be close to each other as Fig. 3 and Fig. 7 A at 22 places of crotch, also can be as Fig. 7 C a part overlapped, can also be as Fig. 7 B line 42e, the 42e of the edge of protuberance 42 overlapped., as long as line 42e, the 42e of the edge of each protuberance 42,42 are parallel to each other and are approaching or overlapping.
Line 42e, the 42e of the edge of described protuberance is parallel or overlapping each other.Line 40e, the 40e almost parallel each other of the edge of the anterior non-protuberance being separated from each other on the other hand.And, line 41e, the 41e of the edge of the non-protuberance at rear portion also mutual almost parallel each other.
The anterior non-protuberance 40,40 of Fig. 1 is separated from each other in the front portion of described waist each other than the larger distance of distance of 42,42 of described protuberances.And the non-protuberance 41,41 at back is separated from each other at the back of described waist each other than the larger distance of distance of 42,42 of described protuberances.
At described front portion and back, the position of tergite 27 between described each non-protuberance 40,40 and between 41,41 and the non-protuberance of described front and back 40,41 are covered by described waistline non-woven fabrics 30,31.
As expressed in Fig. 3, the tergite 27 of described absorbent main body 2 is between described non-protuberance 40,40 and do not covered by described outer package non-woven fabrics 4 between non-protuberance 41,41, and is covered by described waistline non-woven fabrics 30,31.Therefore, wearer, between described non-protuberance, is difficult for feeling and hardens.
On the other hand, part or all that is applied to described style, figure and/or word on described resin sheet 27 covered by described front waistline member 3F or rear waistline member 3B, but do not covered by described outer package non-woven fabrics 4.Therefore, easily visuognosis style etc. of the third party (beholder).
On the other hand, as expressed in Fig. 3, the tergite 27 of absorbent main body 2 is at described protuberance 42,42 places, and, between waistline member 3F, 3B, roughly whole region is covered by outer package non-woven fabrics 4.Therefore, tergite 27 can expose to surface in fact hardly.Therefore, dress outward appearance and the feel raising with article 1.
Described a pair of described each protuberance 42 of cutting apart non-woven fabrics 4A, 4A is mutually the same from described each non-protuberance 40,41 outstanding overhang H, H.The in the situation that of the present embodiment, as shown in Figure 3, describedly a pair ofly respectively cut apart mutually roughly the same shape, size and structure each other of non-woven fabrics 4A, 4A, and be configured to each other line symmetry.
Second length L 2 sums of the non-protuberance 41 at first length L 1 of anterior non-protuberance 40 on described longitudinal Y and described back on described longitudinal Y equal three length L 3 of described each protuberance 42 on described longitudinal Y.By being set as the relation of this length L 1~L3 and the relation of described overhang H, H, a pair of non-woven fabrics 4A, the 4A cut apart of generation lavishly that can there is no material from a long continuous non-woven fabrics.
It should be noted that, the first length L 1 to the second length L 2 is little, but also can be mutually the same, otherwise or L1 larger than L2.
The in the situation that of the present embodiment, equal in length on longitudinal Y of tergite 27 and outer package non-woven fabrics 4, and the position consistency of end on longitudinal Y of tergite 27 and outer package non-woven fabrics 4.And the distance B 1 of the described length L 3 of protuberance 42 preferably and between described front waistline member 3F and rear waistline member 3B is same degree.
But, can be that the length L 3 of protuberance 42 is longer than described distance B 1, a part for protuberance 42 and front waistline member 3F or rear waistline member 3B overlap joint.And, can be also that the length L 3 of protuberance 42 is less than described distance B 1, and a part for tergite 27 be exposed between front waistline member 3F and rear waistline member 3B.
As shown in Figure 2 A and 2 B, respectively cutting apart on non-woven fabrics 4A described, is that near of the edge, outside of outer package non-woven fabrics 4 also can arrange the elastic component F2 that lower limb is used in the other edge of described protuberance 42.It should be noted that, on the position of described non-protuberance 40,41, described elastic component F2 also can be set, or elastic component F2 is carried out to ineffective treatment.And, also can be turned back and be formed as three-dimensional rivel to the top flat side of absorbent main body in the edge, outside that disposes elastic component F2, omit thus cut channel 25.
Next, the manufacture method of this wearing article 1 is described with reference to Fig. 4~Fig. 6.
As shown in Figure 4, forming continuous non-woven fabrics W4 that the outer package of described outer package non-woven fabrics 4 uses is carried by Y1 alongst.This continuous non-woven fabrics W4 alongst Y1 in being handled upside down, along the cut-out line CL of square waveform, this non-woven fabrics W4 is cut.Thus, described continuous non-woven fabrics W4 is divided into and has the first successive segmentation non-woven fabrics W41 of the first protuberance 421 and the first recess 401 and have the second recess 402 and the second successive segmentation non-woven fabrics W42 of the second protuberance 422.
Next, with described the first successive segmentation non-woven fabrics W41 and the second successive segmentation non-woven fabrics W42 with the orthogonal width X of described length direction Y1 on the mode that is separated from each other, described two successive segmentation non-woven fabrics W41, W42 are relatively moved along described width X.
Then, with described the first protuberance 421 and described the second protuberance 422 opposed and described the first recess 401 and the mutual opposed mode of described the second recess 402 mutually, change described the first successive segmentation non-woven fabrics W41 and the configuration relation of the second successive segmentation non-woven fabrics W42 on length direction Y1.That is, a pair of successive segmentation non-woven fabrics W41, W42 relatively alongst Y1 move half-wavelength or (n+1/2) wavelength (n is natural number), both concavo-convex phase places are consistent with each other.
In described phase place after changing, or while changing described phase place, as shown in Figure 5, with the first protuberance 421 and the overlapped mode of the second protuberance 422 line 42e close to each other or edge, change described the first successive segmentation non-woven fabrics W41 and the configuration relation of the second successive segmentation non-woven fabrics W42 on width X.Now, mutually bonding or when bonding and connected, the carrying of two non-woven fabrics W41, W42 becomes easy each other or near it at the described line 42e of two non-woven fabrics W41, W42.
On the other hand, as shown in Figure 5, forming the continuous resin sheet S27 of tergite and forming between the continuous non-woven fabrics W26 of top flat, by configuring off and on and stacked absorbent core 24, and the continuum W28 of generation absorbent main body.And, by described non-woven fabrics W41 and W42 alongst Y carrying substantially in parallel mutually, and make simultaneously the continuum W28 of absorbent main body and described non-woven fabrics W41, W42 overlapping bonding and generate continuous duplexer W2.At described configuration relation after changing, to configure the continuum W28 of described absorbent main body across described the first successive segmentation non-woven fabrics W41 and the second successive segmentation non-woven fabrics W42 and overlapping mode, thereby generate this continuous duplexer W2.
It should be noted that, now, the absorbent core 24 of described continuum W28 is overlapped with protuberance 42,42.
As shown in Figure 6, described continuous duplexer W2 cuts into each along the cut-out line being represented by double dot dash line and dresses the size (unit) with article, generates the independent duplexer 2A being made up of the absorbent main body 2 that is laminated with outer package non-woven fabrics 4.90 ° of the independent duplexer 2A convolutions generating.
After described convolution, independent duplexer 2A is erected between duplexer W3F, the W3B as the continuous non-woven fabrics of a pair of waistline member 3F, 3B.Duplexer W3F, the W3B of described each continuous non-woven fabrics clip rubber covered wire etc. respectively between a pair of non-woven fabrics, and with the state that is separated from each other alongst X1 be mutually handled upside down substantially in parallel.
After described setting up, described waistline member 3F, 3B are cut off along width Y between the mode of the length to become each wearing article 1 independent duplexer 2A, 2A adjacent one another are.Thus, can obtain each dresses with article 1.
It should be noted that, also can be by duplexer doubling under the continuum of states before cutting into each wearing article 1.
Embodiment 2
Fig. 8~Figure 13 represents embodiment 2.Below, about embodiment 2, the difference of main explanation and embodiment 1.
In the described embodiment 1 of Fig. 1, the protuberance 42 of cutting apart non-woven fabrics 4A is close to each other with protuberance 42, with respect to this, in the embodiment 2 of Fig. 8, the protuberance 42 of cutting apart non-woven fabrics 4A leans against each other privately and approaches with protuberance 42, and the anterior non-protuberance 40 of cutting apart non-woven fabrics 4A is close to each other, and it is close to each other to cut apart the non-protuberance 41 at rear portion (back) of non-woven fabrics 4A.
The described a pair of non-woven fabrics 4A of cutting apart has a pair of first side edge part 4e1 close to each other or overlapping from described front portion to back.In Fig. 9 A, described in cut apart non-woven fabrics 4A protuberance 42 there is the second side edge part 4e2 approaching with the pair of outside edge 27e of described tergite 27 at described hip crotch.
Anterior non-protuberance 40, in the front portion of described waist, compared with described a pair of protuberance 42, retreats (depression) from described outside edge 27e towards described the first side edge part 4e1.The non-protuberance 41 at back, at the back of described waist, compared with described a pair of protuberance 42, retreats (depression) from described outside edge 27e towards described the first side edge part 4e1.
At described front portion and the back of Figure 10, the position of tergite 27 and the non-protuberance of described front and back 40,41 that are not covered by described each non-protuberance 40,41 are covered by the described waistline non-woven fabrics 30,31 of waistline member 3F, the 3B of front and back.
Next, based on Figure 11~Figure 13, the manufacture method of article 1 for the wearing of the present embodiment is described.
As shown in figure 11, described in, cut apart continuous non-woven fabrics W4 that the outer package of described a pair of the first edge 4e1 of having of non-woven fabrics 4A uses alongst Y1 be handled upside down.Carry this continuous non-woven fabrics W4 and along the cut-out line CL of specified waveform, continuous non-woven fabrics W4 cut.Thus, described continuous non-woven fabrics W4 is divided into a side who comprises described the first side edge part 4e1 and has the first protuberance 421 and the first successive segmentation non-woven fabrics W41 of the first recess 401 and the opposing party who comprises described the first side edge part 4e1 and have the second continuous non-woven fabrics W42 of the second recess 402 and the second protuberance 422.
In the first cutting portion C1 along described cut-out line in described the first successive segmentation non-woven fabrics W41 and described the second successive segmentation non-woven fabrics W42 along between the second cutting portion C2 of described cut-out line, configure described a pair of the first side edge part 4e1, change the configuration relation of first and second successive segmentation non-woven fabrics W41, W42 with described a pair of the first side edge part 4e1, the close to each other or overlapping mode of 4e1.
About the details of the change method of this configuration relation, open in Fig. 9 of JP2007-283023A1 A~Fig. 9 C, and comprise the description that they are whole.
With described the first protuberance 421 and described the second protuberance 422 mutually back-to-back and described the first recess 401 and the mutual back-to-back mode of described the second recess 402, change described the first successive segmentation non-woven fabrics W41 and the configuration relation of the second successive segmentation non-woven fabrics W42 on length direction Y1., the concavo-convex phase place of two non-woven fabrics W41, W42 is consistent with each other.
In described phase place after changing, or while changing described phase place, as shown in figure 12, in the close to each other or overlapping mode of the first side edge part 4e1, change described the first successive segmentation non-woven fabrics W41 and the configuration relation of the second successive segmentation non-woven fabrics W42 on width X.
About other operations of embodiment 2, similarly to Example 1, omit its detailed explanation.For example, can utilize elastic component F2 to form three-dimensional rivel, and omit cut channel 25.
It should be noted that, the shape that continuous non-woven fabrics is cut into two-part cut-out line is without being square waveform completely.
Industrial applicibility
The present invention can be applied to the wearing article of underpants type and types of diapers.
Symbol description
1: wearing article
2: absorbent main body
20: front portion
21: back
22: crotch
24: absorbability core
26: top flat
27: tergite (resin sheet)
3F: front waistline member
3B: rear waistline member
4: outer package non-woven fabrics
4A: cut apart non-woven fabrics
40: anterior non-protuberance
41: the non-protuberance at back
42: protuberance
42e: edge
X: waistline direction
Y: longitudinally
Claims (9)
1. disposable wearing article, wherein, possess:
Cover the front waistline member anterior and that extend along waistline direction of the waist of wearer;
Cover the back of waist of described wearer and the rear waistline member extending along described waistline direction;
Be erected between described front waistline member and described rear waistline member, along with the orthogonal longitudinal extension of described waistline direction and cover the absorbent main body of the hip crotch of described wearer,
The non-skin face of described front waistline member and rear waistline member is formed by waistline non-woven fabrics respectively, and described front waistline member and rear waistline member are also more outstanding to described waistline direction than the end in the described waistline direction of described absorbent main body,
Described absorbent main body by will absorb wearer body fluid absorbability core and cover stacked formation of resin sheet of opaque liquid of the non-skin face of described absorbability core,
The outer package nonwoven layer that covers the non-skin face of described resin sheet is stacked in described absorbent main body,
Described outer package non-woven fabrics comprises along described waistline direction and is divided into the two-part a pair of non-woven fabrics of cutting apart,
The described a pair of non-woven fabrics of cutting apart has close to each other or overlapping a pair of protuberance at described hip crotch,
The described a pair of non-woven fabrics of cutting apart has anterior a pair of non-protuberance in the front portion of described waist, a pair of non-protuberance of this front portion is separated from each other with the larger distance of distance than between described a pair of protuberance,
The described a pair of a pair of non-protuberance of cutting apart non-woven fabrics and have at the back of described waist back, a pair of non-protuberance at this back is separated from each other with the larger distance of distance than between described a pair of protuberance,
In described front portion, the position of resin sheet between the described a pair of non-protuberance of described front portion and the non-protuberance of described front portion be by the described waistline non-textile mulch of described front waistline member,
At described back, the position of resin sheet between the described a pair of non-protuberance at described back and the non-protuberance at described back are by the described waistline non-textile mulch of described rear waistline member.
2. disposable wearing article according to claim 1, wherein,
Described a pair of described each protuberance of cutting apart non-woven fabrics is mutually the same from the outstanding overhang of described each non-protuberance, and the non-protuberance of described front portion equals described each protuberance in described the 3rd length on longitudinal at the non-protuberance at described the first length on longitudinally and described back in described the second length sum on longitudinally.
3. disposable wearing article according to claim 2, wherein,
The described a pair of non-woven fabrics of cutting apart has close to each other or overlapping edge at described each protuberance respectively, the First Line that described each edge of described each protuberance is defined is parallel or overlapping each other, and, the described described non-protuberance being separated from each other has respectively mutual opposed edge, and the second line that described each edge of described each non-protuberance is defined is parallel each other.
4. disposable wearing article according to claim 3, wherein,
Described non-skin face to described resin sheet applies figure and/or word, and part or all of described figure and/or word covered by described front waistline member or rear waistline member not by described outer package non-textile mulch.
5. disposable wearing article according to claim 4, wherein,
Described figure is style.
6. a manufacture method for article for disposable wearing, the method is manufactured the disposable wearing article described in claim 1, and it comprises:
The first continuous non-woven fabrics that the outer package that forms described outer package non-woven fabrics is used is alongst carried, and the cut-out line along specified waveform cuts off, thus generate have the first protuberance and the first recess the first successive segmentation non-woven fabrics, there is the operation of the second successive segmentation non-woven fabrics of the second recess and the second protuberance;
With described the first protuberance and described the second protuberance is close to each other or overlapping and described the first recess and the mutual opposed mode of described the second recess, change the operation of the configuration relation of described the first successive segmentation non-woven fabrics and the second successive segmentation non-woven fabrics;
After changing described, described first and second successive segmentation non-woven fabrics, in parallel to each other along the carrying of described length direction, and is generated to the operation of continuous duplexer to configure described absorbent main body across described the first successive segmentation non-woven fabrics and the second successive segmentation non-woven fabrics and with described the first successive segmentation non-woven fabrics and the overlapping mode of the second successive segmentation non-woven fabrics;
Described continuous duplexer is cut off and each operation of dressing the independent duplexer of a part of using article of generation formation;
Using the state carrying to be separated from each other as a pair of second continuous non-woven fabrics of the waistline non-woven fabrics of described front and back, and between the described a pair of second continuous non-woven fabrics, configure the operation of described independent duplexer.
7. the manufacture method of article for disposable wearing according to claim 6, wherein,
Also possess with described the first successive segmentation non-woven fabrics and the second successive segmentation non-woven fabrics with the orthogonal width of described length direction on the mode that is separated from each other make described two operations that successive segmentation non-woven fabrics relatively moves along described width.
8. disposable wearing article, wherein, possess:
Cover the front waistline member anterior and that extend along waistline direction of the waist of wearer;
Cover the back of waist of described wearer and the rear waistline member extending along described waistline direction;
Be erected between described front waistline member and described rear waistline member, along with the orthogonal longitudinal extension of described waistline direction and cover the absorbent main body of the hip crotch of described wearer,
The non-skin face of described front waistline member and rear waistline member is formed by waistline non-woven fabrics respectively, and described front waistline member and rear waistline member are also more outstanding to described waistline direction than the end in the described waistline direction of described absorbent main body,
Described absorbent main body by will absorb wearer body fluid absorbability core and cover stacked formation of resin sheet of opaque liquid of the non-skin face of described absorbability core,
The outer package nonwoven layer that covers the non-skin face of described resin sheet is stacked in described absorbent main body,
Described outer package non-woven fabrics comprises along described waistline direction and is divided into the two-part a pair of non-woven fabrics of cutting apart,
The described a pair of non-woven fabrics of cutting apart has close to each other or overlapping a pair of the first side edge part from described front portion to described back,
The described a pair of non-woven fabrics of cutting apart has a pair of protuberance at described hip crotch, and this pair of protuberance has the second side edge part approaching with the pair of outside edge of described resin sheet,
The described a pair of non-woven fabrics of cutting apart has anterior non-protuberance in the front portion of described waist, the non-protuberance of this front portion further retreats towards described the first side edge part from edge, described outside than described a pair of protuberance,
The described a pair of non-protuberance of cutting apart non-woven fabrics and have at the back of described waist back, the non-protuberance at this back further retreats towards described the first side edge part from edge, described outside than described a pair of protuberance,
In described front portion, the position of resin sheet not covered by the described a pair of non-protuberance of described front portion and the non-protuberance of described front portion be by the described waistline non-textile mulch of described front waistline member,
At described back, the position of resin sheet not covered by the described a pair of non-protuberance at described back and the non-protuberance at described back are by the described waistline non-textile mulch of described rear waistline member.
9. a manufacture method for article for disposable wearing, the method is manufactured the disposable wearing article described in claim 8, and it comprises:
The first continuous non-woven fabrics that the described outer package of cutting apart described a pair of the first side edge part of having of non-woven fabrics is used is alongst carried, and along the cut-out line of specified waveform with the orthogonal width of described length direction on cut off, comprise a side of described the first side edge part and there is the first protuberance and the first successive segmentation non-woven fabrics of the first recess, comprise the opposing party of described the first side edge part and there is the second recess and the operation of the second successive segmentation non-woven fabrics of the second protuberance thereby generate;
In the first cutting portion along described cut-out line in described the first successive segmentation non-woven fabrics and described the second successive segmentation non-woven fabrics along configuring described a pair of the first side edge part between the second cutting portion of described cut-out line, and change the operation of described the first successive segmentation non-woven fabrics and the configuration relation of the second successive segmentation non-woven fabrics on described width in the close to each other or overlapping mode of described a pair of the first side edge part;
With described the first protuberance and described the second protuberance mutually back-to-back and described the first recess and the mutual back-to-back mode of described the second recess change the operation of described the first successive segmentation non-woven fabrics and the configuration relation of the second successive segmentation non-woven fabrics on described length direction;
Configuration relation on described width and length direction after changing, by the alongst carrying in parallel to each other of described first and second successive segmentation non-woven fabrics, and generate the operation of continuous duplexer to configure described absorbent main body across described the first successive segmentation non-woven fabrics and the second successive segmentation non-woven fabrics and with described the first successive segmentation non-woven fabrics and the overlapping mode of the second successive segmentation non-woven fabrics;
Described continuous duplexer is cut off and each operation of dressing the independent duplexer of a part of using article of generation formation;
Using the state carrying to be separated from each other as a pair of second continuous non-woven fabrics of the waistline non-woven fabrics of described front and back, and between the described a pair of second continuous non-woven fabrics, configure the operation of described independent duplexer.
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JP2010-166689 | 2010-07-26 | ||
PCT/JP2011/065692 WO2012014660A1 (en) | 2010-07-26 | 2011-07-08 | Disposable diaper and manufacturing method thereof |
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WO2013161700A1 (en) * | 2012-04-25 | 2013-10-31 | 株式会社瑞光 | Disposable worn article and method for producing same |
JP6109158B2 (en) * | 2012-05-10 | 2017-04-05 | 株式会社瑞光 | Method for producing disposable wearing article |
JP6103834B2 (en) * | 2012-06-26 | 2017-03-29 | ユニ・チャーム株式会社 | Disposable wearing items |
CN109310551B (en) | 2016-05-10 | 2021-04-30 | 爱适瑞卫生与健康股份公司 | Wearable disposable absorbent article |
Citations (3)
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EP0539032A1 (en) * | 1991-09-27 | 1993-04-28 | JOHNSON & JOHNSON INC. | Method for manufacturing an absorbent product |
US6837958B2 (en) * | 2002-05-30 | 2005-01-04 | Uni-Charm Corporation | Process for placement of indicator elements |
CN101553198A (en) * | 2006-12-01 | 2009-10-07 | 尤妮佳股份有限公司 | Absorptive wearing good and method for manufacturing the same |
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JP4181065B2 (en) * | 2004-02-20 | 2008-11-12 | 株式会社リブドゥコーポレーション | Disposable pant diaper manufacturing method and disposable pant diaper |
JP4847193B2 (en) * | 2006-04-20 | 2011-12-28 | 株式会社瑞光 | Wearing article and manufacturing method thereof |
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2011
- 2011-07-08 WO PCT/JP2011/065692 patent/WO2012014660A1/en active Application Filing
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EP0539032A1 (en) * | 1991-09-27 | 1993-04-28 | JOHNSON & JOHNSON INC. | Method for manufacturing an absorbent product |
US6837958B2 (en) * | 2002-05-30 | 2005-01-04 | Uni-Charm Corporation | Process for placement of indicator elements |
CN101553198A (en) * | 2006-12-01 | 2009-10-07 | 尤妮佳股份有限公司 | Absorptive wearing good and method for manufacturing the same |
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