JP2003010237A - Disposable wearing article - Google Patents
Disposable wearing articleInfo
- Publication number
- JP2003010237A JP2003010237A JP2001196825A JP2001196825A JP2003010237A JP 2003010237 A JP2003010237 A JP 2003010237A JP 2001196825 A JP2001196825 A JP 2001196825A JP 2001196825 A JP2001196825 A JP 2001196825A JP 2003010237 A JP2003010237 A JP 2003010237A
- Authority
- JP
- Japan
- Prior art keywords
- region
- waist
- fixed
- free
- sheet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Absorbent Articles And Supports Therefor (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
Description
【0001】[0001]
【発明の属する技術分野】本発明は、排泄物を吸収、保
持する使い捨て着用物品に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a disposable wearing article that absorbs and retains excrement.
【0002】[0002]
【従来の技術】特開平11−128268号公報は、肌
当接側に位置する透液性表面シートと、肌非当接側に位
置する不透液性裏面シートと、表裏面シートの間に介在
する吸液性コアとから構成され、前胴周り域および後胴
周り域と、それら胴周り域の間に位置する股下域とを備
え、胴周り方向へ延びる不透液性の防漏シートが前後胴
周り域に取り付けられたオープン型の使い捨ておむつを
開示している。2. Description of the Related Art Japanese Patent Application Laid-Open No. 11-128268 discloses that a liquid-permeable top sheet located on the skin contact side, a liquid-impermeable back sheet located on the skin non-contact side, and a front and back sheet. A liquid-impervious, leak-proof sheet that is composed of an intervening liquid-absorbent core, includes a front waist region and a rear waist region, and a crotch region located between the waist regions and extends in the waist direction. Discloses an open-type disposable diaper attached to the front and rear waist regions.
【0003】防漏シートは、前後胴周り域の端縁近傍に
固着されて胴周り方向へ延びる固定端部と、前後胴周り
域の両側縁近傍に固着されて縦方向へ延びる固定両側部
と、固定端部から股下域の側に偏倚した位置を胴周り方
向へ延びる自由領域とを有する。自由領域の内端縁近傍
には、胴周り方向へ延びる伸縮性弾性部材が伸長状態で
取り付けられている。このおむつでは、弾性部材が胴周
り方向内方へ向かって収縮し、自由領域の内端縁近傍が
表面シートの外面から離間することで、表面シートと防
漏シートの自由領域との間に前後胴周り域から股下域へ
向かって開口するポケットが形成される。このおむつ
は、排泄物をポケットに収容することができるので、前
後胴周り域の端縁からの排泄物の漏れを防ぐことができ
る。このおむつは、オープン型のみならず、パンツ型に
も転用できる記載がある。The leak preventive sheet has fixed ends that are fixed near the edges of the front and rear waist regions and extend in the waist direction, and fixed side parts that are fixed near both edges of the front and rear waist regions and extend in the vertical direction. , A free region extending from the fixed end portion to the crotch region side in the waist circumference direction. A stretchable elastic member extending in the girth direction is attached in a stretched state near the inner edge of the free region. In this diaper, the elastic member contracts inward in the waist-surrounding direction, and the vicinity of the inner edge of the free region is separated from the outer surface of the topsheet, so that the front and rear parts of the topsheet and the leakproof sheet are separated from each other. A pocket is formed that opens from the waist region to the crotch region. Since the diaper can store the excrement in the pocket, it is possible to prevent the excrement from leaking from the edges of the front and rear waist regions. This diaper is described as being applicable not only to the open type but also to the pants type.
【0004】[0004]
【発明が解決しようとする課題】防漏シートに取り付け
られた弾性部材は、上述のように、防漏シートの自由端
部を表面シートから離間させ、表面シートと防漏シート
の自由端部との間にポケットを形成するためのものであ
り、着用者の胴周りを締め付けるものではない。前記公
報に開示のおむつでは、防漏シートに着用者の胴周りを
締め付ける機能はなく、防漏シートを利用しておむつの
ずれ下がりを防ぐことはできない。As described above, the elastic member attached to the leak preventive sheet separates the free end of the leak preventive sheet from the surface sheet so that the surface sheet and the free end of the leak preventive sheet are separated from each other. It is for forming a pocket between the tongues and does not tighten around the wearer's torso. In the diaper disclosed in the above publication, the leak-proof sheet does not have a function of tightening the circumference of the wearer's waist, and slipping down of the diaper cannot be prevented by using the leak-proof sheet.
【0005】本発明の課題は、胴周り方向へ延びる防漏
シートを利用し、胴周り域の端縁からの排泄物の漏れと
そのずれ下がりとを防ぐことができる使い捨て着用物品
を提供することにある。An object of the present invention is to provide a disposable wearing article which can prevent leakage of excrement from the edge of the waist area and its slipping down by using a leak preventive sheet extending in the waist circumference direction. It is in.
【0006】[0006]
【課題を解決するための手段】前記課題を解決するため
の本発明の前提は、肌当接側に位置する透液性表面シー
トと、肌非当接側に位置する不透液性裏面シートと、前
記表裏面シートの間に介在する吸液性コアとから構成さ
れ、互いに対向する前胴周り域および後胴周り域と、そ
れら胴周り域の間に位置する股下域とを備え、前記表面
シートの外面を胴周り方向へ延びる実質的に不透液性の
防漏シートが、前記前後胴周り域の少なくとも一方に取
り付けられ、前記防漏シートが、前記胴周り域の端縁近
傍に固着されて前記胴周り方向へ延びる固定端部と、前
記胴周り域の両側縁近傍に固着されて縦方向へ延びる固
定両側部と、前記固定端部から前記股下域の側に偏倚し
た位置を前記胴周り方向へ延びる自由領域とを有する使
い捨て着用物品である。Means for Solving the Problems The premise of the present invention for solving the above problems is that a liquid-permeable top sheet located on the skin contact side and a liquid-impermeable back sheet located on the skin non-contact side. And a liquid-absorbent core interposed between the front and back sheets, including a front waist region and a back waist region facing each other, and a crotch region positioned between the waist regions, A substantially liquid-impervious leakproof sheet that extends in the waistline direction on the outer surface of the topsheet is attached to at least one of the front and rear waistbands, and the leakproof sheet is provided near an edge of the waistband. A fixed end portion that is fixed and extends in the waist circumference direction, fixed side portions that are fixed in the vicinity of both side edges of the waist circumference area and extends in the vertical direction, and a position that is offset from the fixed end portion to the crotch area side. A disposable wearing article having a free region extending in the girth direction That.
【0007】前記前提における本発明の特徴としては、
前記防漏シートが、前記固定両側部から胴周り方向内方
に位置する前記コアの両側縁近傍を前記縦方向へ延びる
一対の接合部によって前記胴周り域に固着され、前記防
漏シートの自由領域が、前記固定両側部と前記接合部と
の間に位置する第1自由領域と、前記接合部の間に位置
する第2自由領域とに区分され、前記胴周り方向へ延び
る少なくとも1条の第1伸縮性弾性部材が、前記第1お
よび第2自由領域のうちの少なくとも該第2領域におけ
る内端縁近傍に伸長状態で取り付けられ、前記固定端部
と前記第1弾性部材との間を前記縦方向へ所与寸法離間
して前記胴周り方向へ延びる複数条の第2伸縮性弾性部
材が、前記第1自由領域に伸長状態で取り付けられてい
ることにある。The features of the present invention based on the above premise are as follows:
The leakproof sheet is fixed to the waistline region by a pair of joints extending in the longitudinal direction near both side edges of the core located inward of the waistline from the fixed both sides, and the leakproof sheet is free. The region is divided into a first free region located between the fixed side parts and the joint part and a second free region located between the joint parts, and at least one strip extending in the waist circumference direction. A first stretchable elastic member is attached in an extended state in the vicinity of an inner edge of at least the second region of the first and second free regions, and between the fixed end portion and the first elastic member. A plurality of second stretchable elastic members extending in the waist-surrounding direction at a given distance in the vertical direction are attached to the first free region in an extended state.
【0008】本発明の実施の態様の一例としては、前記
第1自由領域が、前記胴周り域に固着されている。As an example of an embodiment of the present invention, the first free region is fixed to the waist region.
【0009】[0009]
【発明の実施の形態】添付の図面を参照し、本発明に係
る使い捨て着用物品の詳細を、パンツ型の使い捨ておむ
つを例として説明すると、以下のとおりである。BEST MODE FOR CARRYING OUT THE INVENTION The details of the disposable wearing article according to the present invention will be described below with reference to the accompanying drawings, using a pants-type disposable diaper as an example.
【0010】図1,2は、使い捨ておむつ1Aの部分破
断斜視図と、パンツ型に成形する以前の状態で示すおむ
つ1Aの部分破断斜視図とである。図1,2では、胴周
り方向を矢印X、縦方向を矢印Y1で示し、脚周り方向
を矢印Y2で示す。なお、表面シート2と裏面シート3
との内面とは、コア4に対向する面をいい、それらシー
ト2,3の外面とは、コア4に非対向の面をいう。1 and 2 are a partially cutaway perspective view of a disposable diaper 1A and a partially cutaway perspective view of the diaper 1A shown in a state before being molded into a pants type. 1 and 2, the waistline direction is indicated by arrow X, the vertical direction is indicated by arrow Y1, and the leg direction is indicated by arrow Y2. The top sheet 2 and the back sheet 3
The inner surfaces of and are surfaces facing the core 4, and the outer surfaces of the sheets 2 and 3 are surfaces not facing the core 4.
【0011】おむつ1Aは、肌当接側に位置する透液性
表面シート2と、肌非当接側に位置する不透液性裏面シ
ート3と、それらシート2,3の間に介在する吸液性コ
ア4とから構成されている。おむつ1Aは、互いに対向
する前胴周り域5および後胴周り域7と、前後胴周り域
5,7の間に位置する股下域6とを有する。おむつ1A
は、前後胴周り域5,7を胴周り方向へ延びる胴周り端
縁8(端縁)と、前後胴周り域5,7を縦方向へ延びる
胴周り側縁9(両側縁)と、股下域6を脚周り方向へ延
びる脚周り側縁10とを有する。The diaper 1A comprises a liquid-permeable topsheet 2 located on the skin contact side, a liquid-impermeable backsheet 3 located on the skin non-contact side, and an absorbent layer interposed between the sheets 2 and 3. It is composed of a liquid core 4. The diaper 1A has a front waist region 5 and a rear waist region 7 facing each other, and a crotch region 6 located between the front and rear waist regions 5, 7. Diaper 1A
Is a girth end edge 8 (end edge) extending in the front and rear waist regions 5, 7 in the girth direction, and a girth side edge 9 (both side edges) extending in the longitudinal direction in the front and back girth regions 5, 7; A leg-surrounding side edge 10 that extends in the leg-surrounding direction in the area 6 is provided.
【0012】おむつ1Aでは、胴周り側縁9近傍が合掌
状に重なり合い、胴周り側縁9近傍が縦方向へ間欠的に
並ぶ多数の熱融着線11を介して固着されている。おむ
つ1Aには、胴周り開口12とその下方に一対の脚周り
開口13とが画成されている。おむつ1Aは、図2に示
すように、脚周り側縁10が胴周り方向内方へ向かって
弧を画き、その平面形状が略砂時計を呈する。In the diaper 1A, the vicinity of the waist circumference side edge 9 overlaps in a palm shape, and the vicinity of the waist circumference side edge 9 is fixed via a large number of heat-sealing wires 11 which are intermittently arranged in the vertical direction. The diaper 1A has a waist opening 12 and a pair of leg openings 13 below the waist opening 12. In the diaper 1A, as shown in FIG. 2, the leg-side edges 10 form an arc inward in the waist-circumferential direction, and the planar shape thereof is substantially an hourglass.
【0013】コア4は、股下域6から前後胴周り域5,
7へ向かって延び、前後胴周り域5,7に位置して胴周
り端縁8に並行する両端縁4aと、胴周り側縁9および
脚周り側縁10に並行する両側縁4bとを有する。コア
4は、表面シート2と裏面シート3との少なくとも一方
の内面に接合されている。The core 4 extends from the crotch region 6 to the front and rear waist regions 5,
7 and has both end edges 4a located in the front and rear waist regions 5, 7 and parallel to the waist edge 8 and both side edges 4b parallel to the waist side edge 9 and the leg side edges 10. . The core 4 is bonded to the inner surface of at least one of the topsheet 2 and the backsheet 3.
【0014】前後胴周り域5,7には、表面シート2の
外面を胴周り方向へ延びる実質的に不透液性の防漏シー
ト14が取り付けられている。脚周り側縁10近傍に
は、表面シート2の外面を脚周り方向へ延びる実質的に
不透液性の防漏カフ15が取り付けられている。A substantially liquid-impervious leakproof sheet 14 is attached to the front and rear waist regions 5, 7 and extends in the waist direction on the outer surface of the topsheet 2. A substantially liquid-impervious leakproof cuff 15 that extends in the leg-surrounding direction on the outer surface of the topsheet 2 is attached near the leg-side edge 10.
【0015】胴周り端縁8近傍には、胴周り方向へ延び
る複数条の胴周り用弾性部材16が伸長状態で取り付け
られている。脚周り側縁10近傍には、脚周り方向へ延
びる複数条の脚周り用弾性部材17が伸長状態で取り付
けられている。A plurality of waist elastic members 16 extending in the waist direction are attached near the waist edge 8 in a stretched state. A plurality of leg elastic members 17 extending in the leg circumferential direction are attached in an extended state near the leg side edges 10.
【0016】防漏シート14は、固定端部14aと固定
両側部14bと一対の接合部18とによって前後胴周り
域5,7に固着されている。防漏シート14は、固定端
部14aから股下域6の側に偏倚した位置を胴周り方向
へ延びる自由領域19を有する。固定端部14aは、胴
周り端縁8近傍を胴周り方向へ延びている。固定両側部
14bは、胴周り側縁9近傍を縦方向へ延びている。接
合部18は、固定両側部14bから胴周り方向内方に位
置するコア4の両側縁4bの外側近傍を縦方向へ延びて
いる。自由領域19は、固定両側部14bと接合部18
との間に位置する第1自由領域19aと、接合部18の
間に位置する第2自由領域19bとに区分されている。The leak-proof sheet 14 is fixed to the front and rear waist regions 5, 7 by the fixed end portion 14a, the fixed both side portions 14b and the pair of joint portions 18. The leak-proof sheet 14 has a free region 19 extending in the waist-surrounding direction at a position deviated from the fixed end portion 14a toward the crotch region 6 side. The fixed end portion 14a extends in the waistline direction near the waistline edge 8. The fixed both side portions 14b extend in the vertical direction near the waist peripheral side edge 9. The joint portion 18 extends in the vertical direction from the fixed both side portions 14b in the vicinity of the outer sides of the both side edges 4b of the core 4 located inward in the waist circumference direction. The free area 19 includes the fixed side portions 14 b and the joint portion 18.
And a second free region 19b located between the joints 18 and a first free region 19a.
【0017】第1および第2領域19a,19bの股下
域6の側に位置する内端縁20近傍には、胴周り方向へ
延びる1条の伸縮性弾性部材21(第1伸縮性弾性部
材)が伸長状態で取り付けられている。弾性部材21
は、胴周り側縁9にまで達していてもよい。In the vicinity of the inner edge 20 located on the crotch region 6 side of the first and second regions 19a and 19b, one stretchable elastic member 21 (first stretchable elastic member) extending in the waist circumference direction. Is attached in an extended state. Elastic member 21
May reach the waist circumference side edge 9.
【0018】第1領域19aには、胴周り方向へ延びる
複数条の伸縮性弾性部材22(第2伸縮性弾性部材)が
伸長状態で取り付けられている。弾性部材22は、固定
端部14aと弾性部材21との間を縦方向へ所与寸法離
間して並んでいる。弾性部材22は、胴周り側縁9と接
合部18とにまで達していてもよい。A plurality of stretchable elastic members 22 (second stretchable elastic members) extending in the waistline direction are attached to the first region 19a in a stretched state. The elastic members 22 are arranged between the fixed end portion 14a and the elastic member 21 in the vertical direction with a predetermined distance therebetween. The elastic member 22 may reach the waist side edge 9 and the joint portion 18.
【0019】防漏カフ15は、コア4の両側縁4bの外
側に固着されて脚周り方向へ延びる固定縁部15aと、
固定縁部15aに並行して脚周り方向へ延びる自由縁部
15bと、胴周り方向内方へ倒伏した状態で前後胴周り
域5,7に固着された固定両端部15cとを有する。固
定両端部15cは、表面シート2と防漏シート14との
間に介在している。防漏カフ15では、固定縁部15a
から横方向外方へ側部15dが延びている。自由縁部1
5bには、脚周り方向へ延びる伸縮性弾性部材23が伸
長状態で取り付けられている。弾性部材23は、自由縁
部15bの一部に被覆されている。The leak-proof cuff 15 is fixed to the outside of both side edges 4b of the core 4 and has a fixed edge portion 15a extending in the leg circumference direction.
It has a free edge portion 15b extending in the leg circumferential direction in parallel with the fixed edge portion 15a, and fixed both end portions 15c fixed to the front and rear waist regions 5, 7 in a state of lying inward in the waist circumferential direction. The fixed both ends 15c are interposed between the topsheet 2 and the leakproof sheet 14. In the leakproof cuff 15, the fixed edge portion 15a
The lateral portion 15d extends laterally outward from the side. Free edge 1
A stretchable elastic member 23 extending in the leg-surrounding direction is attached to 5b in an extended state. The elastic member 23 covers a part of the free edge portion 15b.
【0020】図2の状態からパンツ型のおむつ1Aに成
形するには、表面シート2が内側になるように、おむつ
1Aを中心線Lで折曲して前後胴周り域5,7の胴周り
側縁9近傍を合掌状に重ね合わせ、胴周り側縁9近傍を
固着して前後胴周り域5,7を連結する。In order to form the pants-type diaper 1A from the state shown in FIG. 2, the diaper 1A is bent along the center line L so that the topsheet 2 is on the inside, and the waist circumferences of the front and rear waist regions 5, 7 are surrounded. The vicinity of the side edge 9 is overlapped in a palm shape, and the vicinity of the side edge 9 around the waist is fixed to connect the front and rear waist areas 5, 7.
【0021】おむつ1Aでは、弾性部材21が胴周り方
向内方へ向かって収縮し、第2自由領域19bの内端縁
20近傍が表面シート2の外面から離間する。表面シー
ト2と防漏シート14の第2自由領域19bとの間に
は、前後胴周り域5,7から股下域6へ向かって開口す
るポケットPが画成されている。おむつ1Aでは、排泄
物が表面シート2上を拡散して胴周り端縁8に達したと
しても、排泄物がポケットPに収容されるので、胴周り
端縁8からの排泄物の漏れを防ぐことができる。In the diaper 1A, the elastic member 21 contracts inward in the waist circumference direction, and the vicinity of the inner edge 20 of the second free region 19b is separated from the outer surface of the topsheet 2. Between the topsheet 2 and the second free area 19b of the leakproof sheet 14, a pocket P is defined which opens from the front and rear waist regions 5, 7 to the crotch region 6. In the diaper 1A, even if the excrement diffuses on the surface sheet 2 and reaches the waistline peripheral edge 8, the excrement is stored in the pocket P, so that the excrement leakage from the waistline peripheral edge 8 is prevented. be able to.
【0022】おむつ1Aでは、それを着用したときに、
第1自由領域19aに取り付けられた複数条の弾性部材
22の伸長応力を利用して着用者の胴周りを締め付ける
ことができ、胴周り用弾性部材16と相俟って、おむつ
1Aのずれ下がりを防ぐことができる。おむつ1Aで
は、防漏シート14の第1自由領域19bを着用者の胴
周りの締め付けに利用することができる。In the diaper 1A, when it is worn,
The waist circumference of the wearer can be tightened by utilizing the extension stress of the plurality of elastic members 22 attached to the first free region 19a, and together with the waist elastic member 16, the diaper 1A slips down. Can be prevented. In the diaper 1A, the first free region 19b of the leak-proof sheet 14 can be used for tightening around the waist of the wearer.
【0023】おむつ1Aでは、股下域6が表面シート2
を内側にして脚周り方向へ湾曲すると、弾性部材23が
脚周り方向内方へ向かって収縮し、防漏カフ15の自由
縁部15bが表面シート2の外面から起立する。おむつ
1Aでは、自由縁部15bが排泄物に対する障壁を形成
するので、脚周り側縁10からの排泄物の漏れを防ぐこ
とができる。In the diaper 1A, the crotch region 6 is the topsheet 2
When the elastic member 23 is bent inward in the leg-surrounding direction, the elastic member 23 contracts inward in the leg-surrounding direction, and the free edge portion 15b of the leak-proof cuff 15 stands up from the outer surface of the topsheet 2. In the diaper 1A, since the free edge portion 15b forms a barrier against excrement, it is possible to prevent the excrement from leaking from the side edge 10 around the leg.
【0024】図3,4は、図2のA−A線矢視断面図
と、図2のB−B線矢視断面図とであり、図5は、図2
のC−C線端面図である。胴周り端縁8近傍では、表面
シート2の端部2aと裏面シート3の端部3aとがコア
4の両端縁4aから縦方向外方へ延び、それらシート
2,3の端部2a,3aどうしが互いに重なり合った状
態で固着されている。3 and 4 are a sectional view taken along the line AA of FIG. 2 and a sectional view taken along the line BB of FIG. 2, and FIG. 5 is shown in FIG.
It is a CC line end view of FIG. In the vicinity of the waist-surrounding edge 8, the edge 2a of the top sheet 2 and the edge 3a of the back sheet 3 extend longitudinally outward from both edges 4a of the core 4, and the edges 2a, 3a of the sheets 2, 3 They are fixed in a state where they overlap each other.
【0025】胴周り側縁9近傍と脚周り側縁10近傍と
では、表面シート2の側部2bがコア4の両側縁4bか
ら胴周り方向外方へ延び、表面シート2の側部2bから
さらに胴周り方向外方へ裏面シート3の側部3bと防漏
カフ15の側部15dとが延びている。胴周り側縁9近
傍と脚周り側縁10近傍とでは、表面シート2と裏面シ
ート3との側部2b,3bどうしが互いに重なり合った
状態で固着され、裏面シート3と防漏カフ15との側部
3b,15dどうしが互いに重なり合った状態で固着さ
れている。The side portions 2b of the topsheet 2 extend outwardly from the side edges 4b of the core 4 in the waistline direction in the vicinity of the waistline side edges 9 and the leg sideside edges 10 and extend from the sideportions 2b of the topsheet 2 in the waistline direction. Further, the side portion 3b of the backsheet 3 and the side portion 15d of the leak preventive cuff 15 extend outward in the waistline direction. In the vicinity of the waist circumference side edge 9 and the vicinity of the leg circumference side edge 10, the side portions 2b and 3b of the top sheet 2 and the back sheet 3 are fixed to each other in an overlapping state, and the back sheet 3 and the leakproof cuff 15 are fixed. The side portions 3b and 15d are fixed in a state where they overlap each other.
【0026】防漏カフ15の固定縁部15aは、表面シ
ート2の側部2b外面に固着されている。防漏カフ15
の固定両端部15cは、表面シート2の端部2a外面に
固着されている。胴周り用弾性部材16は、端部2aと
端部3aとの間に介在し、それら端部2a,3aに固着
されている。脚周り用弾性部材17は、側部3bと側部
15dとの間に介在し、それら側部3b,15dに固着
されている。The fixed edge portion 15a of the leakproof cuff 15 is fixed to the outer surface of the side portion 2b of the topsheet 2. Leak prevention cuff 15
The fixed both ends 15c are fixed to the outer surface of the end 2a of the topsheet 2. The waist elastic member 16 is interposed between the end portion 2a and the end portion 3a and fixed to the end portions 2a and 3a. The leg elastic members 17 are interposed between the side portions 3b and 15d and fixed to the side portions 3b and 15d.
【0027】防漏シート14は、その内端縁20で折曲
された互いに重なり合う二重のものである。防漏シート
14の固定端部14aは、表面シート2の端部2a外面
と防漏カフ15の固定両端部15cおよび側部15dと
に固着されている。防漏シート14の固定両側部14b
は、前後胴周り域5,7に位置する防漏カフ15の側部
15dに固着されている。接合部18では、防漏シート
14が防漏カフ15の側部15dに固着されている。弾
性部材21,22は、防漏シート14の間に介在し、そ
れに固着されている。The leak-proof sheet 14 is a double sheet which is bent at its inner edge 20 and overlaps each other. The fixed end portion 14a of the leakproof sheet 14 is fixed to the outer surface of the end portion 2a of the topsheet 2 and the fixed end portions 15c and side portions 15d of the leakproof cuff 15. Fixed both sides 14b of the leakproof sheet 14
Is fixed to the side portion 15d of the leak-proof cuff 15 located in the front and rear waist regions 5, 7. At the joint portion 18, the leak preventive sheet 14 is fixed to the side portion 15d of the leak preventive cuff 15. The elastic members 21 and 22 are interposed between the leak-proof sheets 14 and fixed thereto.
【0028】図6,7は、他の実施の形態を示す図2と
同様のおむつ1Bの部分破断斜視図と、図6のD−D線
端面図とである。このおむつ1Bが図1のそれと異なる
点は、防漏シート14の第1自由領域19aが前後胴周
り域5,7に固着されていることにある。第1自由領域
19aは、前後胴周り域5,7に位置する防漏カフ15
の側部15dに固着されている。6 and 7 are a partially cutaway perspective view of a diaper 1B similar to FIG. 2 showing another embodiment and an end view taken along the line DD of FIG. The diaper 1B is different from that of FIG. 1 in that the first free region 19a of the leak-proof sheet 14 is fixed to the front and rear waist regions 5, 7. The first free area 19a is a leak-proof cuff 15 located in the front and rear waist areas 5, 7.
It is fixed to the side portion 15d of the.
【0029】このおむつ1Bは、第1自由領域19aが
前後胴周り域5,7から離間することなく、第1自由領
域19aと前後胴周り域5,7とが一体となって着用者
の胴周りを締め付け、おむつ1Bのずれ下がりを防ぐこ
とができる。おむつ1Bでは、第1自由領域19aが前
後胴周り域5,7から離間する場合と比較し、前後胴周
り域5,7に弾性部材22の伸長応力を確実に作用させ
ることができる。In this diaper 1B, the first free region 19a and the front and rear waist regions 5, 7 are integrated with each other without the first free region 19a being separated from the front and rear waist regions 5, 7. The circumference can be tightened to prevent the diaper 1B from slipping down. In the diaper 1B, the extension stress of the elastic member 22 can be reliably applied to the front and rear waist regions 5, 7 as compared with the case where the first free region 19a is separated from the front and rear waist regions 5, 7.
【0030】おむつ1Bでは、表面シート2と防漏シー
ト14の第2自由領域19bとの間に前後胴周り域5,
7から股下域6へ向かって開口するポケットPが画成さ
れ、排泄物がポケットPに収容されるので、胴周り端縁
8からの排泄物の漏れを防ぐことができる。In the diaper 1B, the front and rear waist regions 5, 5 are provided between the topsheet 2 and the second free region 19b of the leakproof sheet 14.
Since the pocket P opening from 7 to the crotch region 6 is defined and the excrement is accommodated in the pocket P, the leakage of the excrement from the waist edge 8 can be prevented.
【0031】表裏面シート2,3や防漏シート14、カ
フ15に対する弾性部材16,17,21,22の固着
には、ホットメルト型接着剤を使用することが好まし
い。シート2,3,14やカフ15と弾性部材16,1
7,21,22とのホットメルト型接着剤による固着に
は、接着剤をスパイラル状やスプレー状に塗布するパタ
ーンを適宜選択することができる。ただし、弾性部材1
6,17,21,22をシート2,3,14やカフ15
に確実に固着するには、弾性部材16,17,21,2
2の全表面積に対する接着剤の塗工面積率が20〜80
%の範囲にあることが好ましい。接着剤の塗工面積率が
20%未満では、弾性部材16,17,21,22がシ
ート2,3,14やカフ15から外れてしまう場合があ
る。接着剤の塗工面積率が80%を超過すると、弾性部
材16,17,21,22の収縮が接着剤によって妨げ
られてしまう。A hot melt adhesive is preferably used for fixing the elastic members 16, 17, 21, 22 to the front and back sheets 2 and 3, the leakproof sheet 14 and the cuff 15. Seats 2, 3, 14 and cuff 15 and elastic members 16, 1
For fixing to 7, 21, 22 with a hot-melt type adhesive, a pattern for applying the adhesive in a spiral shape or a spray shape can be appropriately selected. However, the elastic member 1
6,17,21,22 sheets 2,3,14 and cuff 15
The elastic members 16, 17, 21, 2 must be securely attached to
The coating area ratio of the adhesive to the total surface area of 2 is 20 to 80
It is preferably in the range of%. If the coating area ratio of the adhesive is less than 20%, the elastic members 16, 17, 21, 22 may come off from the sheets 2, 3, 14 and the cuff 15. When the coating area ratio of the adhesive exceeds 80%, the adhesive prevents the elastic members 16, 17, 21, 22 from contracting.
【0032】表面シート2には、親水性または疎水性の
繊維不織布、または、微細な多数の開孔を有するプラス
チックフィルムを使用することができる。裏面シート3
や防漏シート14、防漏カフ15には、疎水性繊維不織
布、通気不透液性のプラスチックフィルム、疎水性繊維
不織布を重ね合わせた複合不織布、疎水性繊維不織布と
通気不透液性のプラスチックフィルムとを重ね合わせた
複合シートのいずれかを使用することができる。As the topsheet 2, a hydrophilic or hydrophobic fibrous nonwoven fabric or a plastic film having a large number of fine holes can be used. Back sheet 3
The leak-proof sheet 14, the leak-proof cuff 15 have a hydrophobic fiber nonwoven fabric, a breathable liquid-impermeable plastic film, a composite nonwoven fabric obtained by stacking hydrophobic fiber nonwoven fabrics, a hydrophobic fiber nonwoven fabric and a breathable liquid-impermeable plastic. Any of the composite sheets laminated with the film can be used.
【0033】裏面シート3や防漏シート14、防漏カフ
15には、高い耐水性を有するメルトブローン法による
繊維不織布を、高い強度を有しかつ柔軟性に富んだスパ
ンボンド法による繊維不織布で挟んだ複合不織布を使用
することもできる。The backsheet 3, the leakproof sheet 14, and the leakproof cuff 15 are sandwiched by a fiber nonwoven fabric having a high water resistance by a melt blown method with a fiber nonwoven fabric having a high strength and a high flexibility by a spunbond method. It is also possible to use a composite non-woven fabric.
【0034】不織布としては、スパンレース、ニードル
パンチ、メルトブローン、サーマルボンド、スパンポン
ド、ケミカルボンド、エアースルー、の各製法により製
造されたものを使用することができる。不織布の構成繊
維としては、ポリオレフィン系、ポリエステル系、ポリ
アミド系、の各繊維、ポリエチレン/ポリプロピレンま
たはポリエステルからなる芯鞘型複合繊維または並列型
複合繊維を使用することができる。As the non-woven fabric, a non-woven fabric manufactured by a spun lace, needle punch, melt blown, thermal bond, spun pond, chemical bond, or air through process can be used. As the constituent fibers of the non-woven fabric, polyolefin-based fibers, polyester-based fibers, polyamide-based fibers, core / sheath composite fibers or side-by-side composite fibers made of polyethylene / polypropylene or polyester can be used.
【0035】コア4は、フラッフパルプと高吸収性ポリ
マー粒子との混合物、または、フラッフパルプと高吸収
性ポリマー粒子と熱可塑性合成樹脂繊維との混合物であ
り、所要の厚みに圧縮されている。コア4は、それの型
崩れやポリマー粒子の脱落を防止するため、全体がティ
ッシュペーパーに被覆、接合されていることが好まし
い。ポリマー粒子としては、デンプン系、セルロース
系、合成ポリマー系のものを使用することができる。The core 4 is a mixture of fluff pulp and superabsorbent polymer particles or a mixture of fluff pulp, superabsorbent polymer particles and thermoplastic synthetic resin fibers, and is compressed to a required thickness. In order to prevent the core 4 from losing its shape and the polymer particles from falling off, it is preferable that the entire core 4 is covered with and joined to a tissue paper. As the polymer particles, starch-based, cellulose-based, and synthetic polymer-based particles can be used.
【0036】表裏面シート2,3の固着、コア4の接
合、防漏シート14や防漏カフ15の固着には、ホット
メルト型接着剤による接着、または、ヒートシールやソ
ニックシール等の熱による溶着手段を利用することがで
きる。The front and back sheets 2 and 3 are fixed, the core 4 is joined, and the leak-proof sheet 14 and the leak-proof cuff 15 are fixed by hot-melt adhesive or heat such as heat seal and sonic seal. Welding means can be used.
【0037】それらおむつ1A,1Bでは、防漏シート
14が前後胴周り域5,7のうちの少なくとも一方に取
り付けられていればよい。この発明は、パンツ型の使い
捨ておむつ1A,1Bの他に、オープン型の使い捨てお
むつにも実施することができる。In these diapers 1A and 1B, the leak-proof sheet 14 may be attached to at least one of the front and rear waist regions 5,7. The present invention can be applied to an open-type disposable diaper as well as the pants-type disposable diapers 1A and 1B.
【0038】[0038]
【発明の効果】本発明にかかる使い捨て着用物品によれ
ば、第1および第2自由領域に延びる第1伸縮性弾性部
材が胴周り方向内方へ向かって収縮し、第2自由領域の
内端縁近傍が表面シートの外面から離間することで、表
面シートと防漏シートの第2自由領域との間に胴周り域
から股下域へ向かって開口するポケットが画成される。
このおむつでは、排泄物がポケットに収容されるので、
胴周り端縁からの排泄物の漏れを防ぐことができる。こ
のおむつでは、それを着用したときに、第1自由領域に
取り付けられた複数条の第2伸縮性弾性部材の伸長応力
を利用して着用者の胴周りを締め付けることができ、お
むつのずれ下がりを防ぐことができる。このおむつで
は、防漏シートの第1自由領域を着用者の胴周りの締め
付けに利用することができる。According to the disposable wearing article of the present invention, the first stretchable elastic member extending in the first and second free regions contracts inward in the waist circumference direction, and the inner end of the second free region is reduced. By separating the vicinity of the edge from the outer surface of the topsheet, a pocket is formed between the topsheet and the second free area of the leak-proof sheet, the pocket opening from the waist circumference area to the crotch area.
In this diaper, since excrement is stored in the pocket,
It is possible to prevent leakage of excrement from the peripheral edge of the waist. In this diaper, when the diaper is worn, it is possible to tighten around the waist of the wearer by utilizing the extension stress of the plurality of second stretchable elastic members attached to the first free region, and thus the diaper is lowered. Can be prevented. In this diaper, the first free region of the leak-proof sheet can be used for tightening around the waist of the wearer.
【0039】防漏シートの第1自由領域が胴周り域に固
着されたおむつでは、胴周り域に第2伸縮性弾性部材の
伸長応力を確実に作用させることができ、第1自由領域
と胴周り域とが一体となって着用者の胴周りを締め付け
ることで、おむつのずれ下がりを防ぐことができる。In the diaper in which the first free area of the leakproof sheet is fixed to the waist area, the extension stress of the second elastic member can be surely applied to the waist area, so that the first free area and the waist area can be prevented. By tightening around the waist of the wearer together with the surrounding area, it is possible to prevent the diaper from slipping down.
【図1】使い捨ておむつの部分破断斜視図。FIG. 1 is a partially cutaway perspective view of a disposable diaper.
【図2】前後へ展開した状態で示すおむつの部分破断斜
視図。FIG. 2 is a partially cutaway perspective view of the diaper shown in a state where the diaper is unfolded to the front and rear.
【図3】図2のA−A線矢視断面図。3 is a sectional view taken along the line AA of FIG.
【図4】図2のB−B線矢視断面図。FIG. 4 is a sectional view taken along the line BB of FIG.
【図5】図2のC−C線端面図。5 is an end view taken along line CC of FIG.
【図6】他の実施の形態を示す図2と同様のおむつの部
分破断斜視図。FIG. 6 is a partially cutaway perspective view of a diaper similar to that of FIG. 2 showing another embodiment.
【図7】図6のD−D線端面図。7 is an end view taken along line DD of FIG.
1A,1B パンツ型の使い捨ておむつ(使い捨て着
用物品)
2 透液性表面シート
3 不透液性裏面シート
4 吸液性コア
4b 両側縁
5 前胴周り域
6 股下域
7 後胴周り域
8 胴周り端縁(端縁)
9 胴周り側縁(両側縁)
14 防漏シート
14a 固定端部
14b 固定両側部
18 接合部
19 自由領域
19a 第1自由領域
19b 第2自由領域
20 内端縁
21 伸縮性弾性部材(第1伸縮性弾性部
材)
22 伸縮性弾性部材(第2伸縮性弾性部
材)1A, 1B Pants-type disposable diaper (disposable wearing article) 2 Liquid-permeable top sheet 3 Liquid-impermeable back sheet 4 Liquid-absorbent core 4b Both side edges 5 Front waist region 6 Inseam region 7 Rear waist region 8 Waist region Edge (edge) 9 Waist-around side edges (both sides) 14 Leak-proof sheet 14a Fixed end 14b Fixed both sides 18 Joint 19 Free area 19a First free area 19b Second free area 20 Inner edge 21 Elasticity Elastic member (first stretchable elastic member) 22 Stretchable elastic member (second stretchable elastic member)
───────────────────────────────────────────────────── フロントページの続き (72)発明者 中村 憲二 香川県三豊郡豊浜町和田浜高須賀1531−7 ユニ・チャーム株式会社テクニカルセン ター内 (72)発明者 清水 譲治 香川県三豊郡豊浜町和田浜高須賀1531−7 ユニ・チャーム株式会社テクニカルセン ター内 Fターム(参考) 3B029 BC01 BD10 BD13 BF07 4C098 AA09 CC03 CC07 CC10 CC12 CC14 CC27 CE03 CE05 CE06 DD10 DD24 DD25 DD26 DD28 ─────────────────────────────────────────────────── ─── Continued front page (72) Inventor Kenji Nakamura 1531-7 Wadahama Takasuka, Toyohama Town, Mitoyo District, Kagawa Prefecture Unicharm Corporation Technical Sen Inside (72) Inventor Joji Shimizu 1531-7 Wadahama Takasuka, Toyohama Town, Mitoyo District, Kagawa Prefecture Unicharm Corporation Technical Sen Inside F term (reference) 3B029 BC01 BD10 BD13 BF07 4C098 AA09 CC03 CC07 CC10 CC12 CC14 CC27 CE03 CE05 CE06 DD10 DD24 DD25 DD26 DD28
Claims (2)
と、肌非当接側に位置する不透液性裏面シートと、前記
表裏面シートの間に介在する吸液性コアとから構成さ
れ、互いに対向する前胴周り域および後胴周り域と、そ
れら胴周り域の間に位置する股下域とを備え、前記表面
シートの外面を胴周り方向へ延びる実質的に不透液性の
防漏シートが、前記前後胴周り域の少なくとも一方に取
り付けられ、前記防漏シートが、前記胴周り域の端縁近
傍に固着されて前記胴周り方向へ延びる固定端部と、前
記胴周り域の両側縁近傍に固着されて縦方向へ延びる固
定両側部と、前記固定端部から前記股下域の側に偏倚し
た位置を前記胴周り方向へ延びる自由領域とを有する使
い捨て着用物品において、 前記防漏シートが、前記固定両側部から胴周り方向内方
に位置する前記コアの両側縁近傍を前記縦方向へ延びる
一対の接合部によって前記胴周り域に固着され、前記防
漏シートの自由領域が、前記固定両側部と前記接合部と
の間に位置する第1自由領域と、前記接合部の間に位置
する第2自由領域とに区分され、 前記胴周り方向へ延びる少なくとも1条の第1伸縮性弾
性部材が、前記第1および第2自由領域のうちの少なく
とも該第2領域における内端縁近傍に伸長状態で取り付
けられ、前記固定端部と前記第1弾性部材との間を前記
縦方向へ所与寸法離間して前記胴周り方向へ延びる複数
条の第2伸縮性弾性部材が、前記第1自由領域に伸長状
態で取り付けられていることを特徴とする前記着用物
品。1. A liquid-permeable topsheet located on the skin contact side, a liquid-impermeable backsheet located on the skin non-contact side, and a liquid-absorbent core interposed between the front and backsheets. Substantially liquid-impermeable, which comprises a front waist region and a back waist region that are opposed to each other, and a crotch region that is located between the waist regions, and that extends on the outer surface of the surface sheet in the waist direction. A leak-proof sheet is attached to at least one of the front and rear waist regions, the leak-proof sheet is fixed near the edge of the waist region and extends toward the waist direction, and the waist region. In a disposable wearing article having fixed both sides fixed in the vicinity of both side edges of the region and extending in the longitudinal direction, and a free region extending in the girth direction from a position offset from the fixed end to the side of the crotch region, The leak-proof sheet is located in Is fixed to the waist region by a pair of joint portions extending in the longitudinal direction near both side edges of the core located in one direction, and a free region of the leakproof sheet is provided between the fixed both side portions and the joint portion. At least one first stretchable elastic member, which is divided into a first free region located and a second free region located between the joints, and extends in the girth direction, includes the first and second free regions. It is attached in an extended state at least in the vicinity of the inner end edge in the second region of the region, and is spaced from the fixed end portion and the first elastic member in the longitudinal direction by a given dimension in the waist circumference direction. The wearing article, wherein a plurality of extending second elastic members are attached to the first free region in a stretched state.
着されている請求項1記載の着用物品。2. The wearing article according to claim 1, wherein the first free region is fixed to the waist region.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001196825A JP3771466B2 (en) | 2001-06-28 | 2001-06-28 | Disposable wearing items |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001196825A JP3771466B2 (en) | 2001-06-28 | 2001-06-28 | Disposable wearing items |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2003010237A true JP2003010237A (en) | 2003-01-14 |
JP3771466B2 JP3771466B2 (en) | 2006-04-26 |
Family
ID=19034554
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2001196825A Expired - Fee Related JP3771466B2 (en) | 2001-06-28 | 2001-06-28 | Disposable wearing items |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP3771466B2 (en) |
Cited By (4)
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JP2008188048A (en) * | 2007-01-31 | 2008-08-21 | Daio Paper Corp | Disposable diaper |
WO2010109866A1 (en) | 2009-03-25 | 2010-09-30 | Uni-Charm Corporation | Absorbent article |
WO2011083806A1 (en) * | 2010-01-08 | 2011-07-14 | ユニ・チャーム株式会社 | Disposable wearing article |
WO2013065619A1 (en) * | 2011-10-31 | 2013-05-10 | ユニ・チャーム株式会社 | Disposable wearable article |
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BR112017019861A2 (en) | 2015-03-18 | 2018-05-29 | The Procter & Gamble Company | absorbent article with waist sealing element and leg clamps |
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CN107405245B (en) | 2015-03-18 | 2021-04-09 | 宝洁公司 | Absorbent article having waist gasketing element and leg cuffs |
CA2980145A1 (en) | 2015-03-18 | 2016-09-22 | The Procter & Gamble Company | Absorbent article with waist gasketing element and leg cuffs |
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2001
- 2001-06-28 JP JP2001196825A patent/JP3771466B2/en not_active Expired - Fee Related
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008188048A (en) * | 2007-01-31 | 2008-08-21 | Daio Paper Corp | Disposable diaper |
WO2010109866A1 (en) | 2009-03-25 | 2010-09-30 | Uni-Charm Corporation | Absorbent article |
JP2010227152A (en) * | 2009-03-25 | 2010-10-14 | Uni Charm Corp | Absorbent article |
EP2410966A1 (en) * | 2009-03-25 | 2012-02-01 | Unicharm Corporation | Absorbent article |
CN102361617A (en) * | 2009-03-25 | 2012-02-22 | 尤妮佳股份有限公司 | Absorbent article |
EP2410966A4 (en) * | 2009-03-25 | 2013-04-10 | Unicharm Corp | Absorbent article |
US9044358B2 (en) | 2009-03-25 | 2015-06-02 | Unicharm Corporation | Absorbent article with waist-cuff |
WO2011083806A1 (en) * | 2010-01-08 | 2011-07-14 | ユニ・チャーム株式会社 | Disposable wearing article |
WO2013065619A1 (en) * | 2011-10-31 | 2013-05-10 | ユニ・チャーム株式会社 | Disposable wearable article |
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