JP3908413B2 - Composite sheet and disposable wearing article using this composite sheet - Google Patents

Composite sheet and disposable wearing article using this composite sheet Download PDF

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Publication number
JP3908413B2
JP3908413B2 JP19819599A JP19819599A JP3908413B2 JP 3908413 B2 JP3908413 B2 JP 3908413B2 JP 19819599 A JP19819599 A JP 19819599A JP 19819599 A JP19819599 A JP 19819599A JP 3908413 B2 JP3908413 B2 JP 3908413B2
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Prior art keywords
composite sheet
film
nonwoven fabric
vent pipe
disposable wearing
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JP19819599A
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JP2001018316A (en
Inventor
美智代 松下
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Uni Charm Corp
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Uni Charm Corp
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Priority to JP19819599A priority Critical patent/JP3908413B2/en
Priority to PCT/JP2000/004663 priority patent/WO2001003914A1/en
Priority to AU60140/00A priority patent/AU6014000A/en
Publication of JP2001018316A publication Critical patent/JP2001018316A/en
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    • AHUMAN NECESSITIES
    • A41WEARING APPAREL
    • A41DOUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D31/00Materials specially adapted for outerwear
    • A41D31/04Materials specially adapted for outerwear characterised by special function or use
    • A41D31/10Impermeable to liquids, e.g. waterproof; Liquid-repellent
    • A41D31/102Waterproof and breathable
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/12Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/10Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material
    • B32B3/18Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material characterised by an internal layer formed of separate pieces of material which are juxtaposed side-by-side
    • B32B3/20Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material characterised by an internal layer formed of separate pieces of material which are juxtaposed side-by-side of hollow pieces, e.g. tubes; of pieces with channels or cavities
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2305/00Condition, form or state of the layers or laminate
    • B32B2305/02Cellular or porous
    • B32B2305/026Porous
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2305/00Condition, form or state of the layers or laminate
    • B32B2305/10Fibres of continuous length
    • B32B2305/20Fibres of continuous length in the form of a non-woven mat
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2437/00Clothing

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Laminated Bodies (AREA)
  • Undergarments, Swaddling Clothes, Handkerchiefs Or Underwear Materials (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Professional, Industrial, Or Sporting Protective Garments (AREA)

Description

【0001】
【発明の属する技術分野】
この発明は、使い捨ての作業衣や使い捨ての手術用ガウン、使い捨てのパンツ、使い捨てのおむつ等の使い捨て着用物品に使用するのに好適な複合シートに関する。
【0002】
【従来の技術】
従来、熱可塑性合成繊維からなる不織布と熱可塑性合成樹脂からなる通気不透液性フィルムとを積層した複合シートが液体の透過を阻むバリアー性能を有するものとして作業衣や手術用ガウン、使い捨ておむつ等の使い捨て着用物品に使用されている。かかる複合シートでは、フィルムによって体液等の液体の透過を阻み、不織布によってフィルムに特有の肌触りを布様のものに変えることができる。
【0003】
【発明が解決しようとする課題】
前記従来の複合シートを通気性の高いものにするには、シートに形成される通気性の開孔を大きくしなければならない。しかしながら、その反面では、そうすることによってこの複合シートのバリアー性能が低下するという問題が生じる。
【0004】
そこで、この発明は、使い捨て着用物品に使用する不織布とフィルムとからなる複合シートにおいて、高い通気性能と液体の透過に対する高いバリアー性能との両立を可能にすることを課題にしている。
【0005】
【課題を解決するための手段】
前記課題解決のために、この発明が対象とするのは、熱可塑性合成繊維からなる不織布と熱可塑性合成樹脂からなるフィルムとを含み、使い捨て着用物品の表面材として使用される複合シート、およびこの複合シートを用いた使い捨て着用物品であり、この発明が特徴とするところは、前記フィルム多数の開孔を有し、前記フィルムの一方の面には前記開孔の周縁から延出する通気管が形成され、前記通気管の内径は前記使い捨て着用物品の内側から外側へ向かう方向において次第に小さくなるように形成され、前記不織布が、前記フィルムの一方の面を覆う第1不織布と、前記フィルムの他方の面を覆う第2不織布とからなり、前記フィルムと前記第1、2不織布とが、前記複合シートの全面にわたって間欠的に接合していること、にある。
【0006】
かかる発明には、以下のような好ましい実施態様がある。
(1)前記通気管の内径が0.1〜6mmの範囲にある。
(2)前記第1、2不織布それぞれの坪量は、10〜100g/m 2 の範囲にある。
(3)前記第1、2不織布のいずれかが連続繊維からなる。
【0007】
【発明の実施の形態】
添付の図面を参照し、この発明に係る複合シートの詳細を説明すると、以下のとおりである。
【0008】
図1は、使い捨ての手術用ガウン1の正面図である。この種ガウンは公知のもので、例えば特開平6−207301号公報に開示されている。ガウン1は、前身頃2と、後身頃3と、一対の袖4とを有する。これらの部位に使用されるシート材料は、手術の際などに血液等の液体がガウン1の内部へ透過することがないように、その液体の透過を阻むバリアー性能を有するとともに、着用時の蒸れを防ぐために、高い通気性能を有していることが好ましい。バリアー性能と通気性能とは相反する性能であるから、使用されるシート材料は、ガウン1の部位に応じてバリアー性能が重視されたり、通気性能が重視されたりする。
【0009】
図2,3はガウン1などの使い捨て着用物品に使用するのに好適なこの発明に係る複合シート10の厚さ方向断面図と、複合シート10をその厚さ方向で分解した斜視図である。なお、図3では、図2に示された部位23の図示が省かれている。
【0010】
複合シート10は、上下層11,13と、これら両層11,13間に介在する中間層12とを有する。上下層11,13は不織布からなり、その不織布には、繊度が0.1〜10dの熱可塑性合成繊維からなるスパンボンド不織布やポイントポンド不織布、エアスルー不織布等のサーマルボンド不織布、メルトブローン不織布、スパンレース不織布等であって、坪量10〜100g/m2のものが使用される。複合シート10が手術用ガウン1に使用される場合の不織布は、連続繊維からなるものが好ましい。そのような複合シート10であれば、ガウン1が毛羽立ったり、ガウン1から短い繊維が抜け落ちたりするということがない。熱可塑性合成繊維として捲縮した複合繊維を使用すると、柔軟な肌触りと高い通気性とを有する複合シート10を得ることが容易になる。上下層11,13の不織布は同一組成のものでも、異なる組成のものでもよい。両層11,13の不織布は、表面処理を施すことによって、撥水性のものにしたり、親水性のものにしたりすることができる。
【0011】
中間層12は、開孔プラスチックフィルムからなるもので、平坦な頂部16と、頂部16に形成された多数の開孔17と、開孔17から下方へ延びる通気管21とを有する。頂部16は上面18と下面19とを有し、通気管21は開孔17の周縁において、上面18から下面19へ向かう方向へ延びている。開孔プラスチックフィルムは、頂部16の厚さが0.01〜0.1mmであり、通気管21の管壁の厚さは頂部16と同じ程度であるかまたはそれよりも薄く形成されている。開孔17と通気管21の内径dは0.1〜6mmであり、通気管21が下面19から延びる長さは0.2〜3mmである。中間層12における開孔17の面積占有率は5〜50%である。
【0012】
通気管21の内径dは、上面18から下面19へ向かって次第に小さくなる場合と(図2参照)、次第に大きくなる場合と、殆ど変化しない場合とがある。開孔17と通気管21の形状に特別の規定はないが、図ではそれぞれが円形を呈している。
【0013】
上下層11,13と中間層12とは、複合シート1の全面にわたって間欠的に形成される多数の接合部23で互いに溶着し、一体化している。接合部23の形状に規定はなく、例えば点状でも、帯状でもよいが、複合シート10における面積占有率は0.5〜20%であることが好ましい。また、各層11〜13を接合する手段には、溶着の他に、超音波やホットメルト接着剤等の接着剤を採用することもできる。
【0014】
このように形成される複合シート10でガウン1を作るときには、上下層11,13のどちらを肌に向けてもよい。ガウン1において、上下層11,13の不織布は、ガウン1の内外面を通気性で布様のものにすることができる。また、上下層11,13は通気管21が潰れて閉塞することがないように、通気管21を保護することができる。上下層11,13が疎水性繊維からなるものであるときには、ガウン1の外側から血液等の液体が透過するのを阻止することができる。中間層12は、上下層11,13を隔離することによって、両層11,13の間で液体の拡散が生じることがないように作用する。通気管21は、それが疎水性フィルムで形成され、0.1〜6mmの内径、より好ましくは0.1〜3mmの内径を有する場合には、ガウン1内外の通気を可能にしながら液体が外側から浸入するのを効果的に防ぐことができる。通気管21の内径がガウン1の内側から外側へ向かって次第に小さくなる複合シート10では、ガウン1と着用者の肌との間の湿潤空気を通気管21へ導いてガウン1の外側へ排出することが容易で、しかも液体がガウン1の外側から通気管21へ浸入することを困難にすることができる。
【0015】
このように作用する複合シート10は、高い通気性能と液体の透過に対する高いバリアー性能とを発揮することができる。もっとも、複合シート10は、上下層11,13の不織布における繊維の種類や坪量、親水度、中間層12における開孔17と通気管21の諸寸法や開孔17の面積占有率を変化させることによって、通気性能とバリアー性能とを調整することができるから、ガウン1の部位に応じてこれら両性能の異なる複合シート10を使用することが好ましい。
【0016】
手術用ガウン1を例にして説明したこの発明に係る複合シート10は、廃油や汚水が飛散するような場所で着用する使い捨ての作業衣や使い捨てのズボンなどの他に、使い捨てのパンツ、使い捨てのおむつ等に使用することもできる。
【0017】
【発明の効果】
この発明に係る複合シートは、通気管を有する合成樹脂フィルムの上面側と下面側とを合成繊維からなる不織布で被覆したから、高い通気性能と、液体の透過に対する高いバリアー性能とを両立させることが可能になる。
【図面の簡単な説明】
【図1】ガウンの正面図。
【図2】複合シートの断面図。
【図3】複合シートの分解斜視図。
【符号の説明】
1 着用物品(ガウン)
10 複合シート
11 第1不織布(上層)
12 フィルム(中間層)
13 第2不織布(下層)
17 開孔
18 上面
19 下面
21 通気管
d 通気管の内径
[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a composite sheet suitable for use in disposable wearing articles such as disposable work clothes, disposable surgical gowns, disposable pants, and disposable diapers.
[0002]
[Prior art]
Conventionally, a composite sheet in which a nonwoven fabric made of thermoplastic synthetic fiber and a breathable liquid-impervious film made of thermoplastic synthetic resin are laminated has a barrier performance that prevents liquid permeation, such as work clothes, surgical gowns, disposable diapers, etc. It is used for disposable wearing articles. In such a composite sheet, permeation of a liquid such as a body fluid can be prevented by the film, and the touch unique to the film can be changed to a cloth-like by the non-woven fabric.
[0003]
[Problems to be solved by the invention]
In order to make the conventional composite sheet highly air permeable, the air permeable holes formed in the sheet must be enlarged. However, on the other hand, there arises a problem that the barrier performance of the composite sheet is lowered by doing so.
[0004]
Then, this invention makes it a subject to enable coexistence with high air permeability and high barrier performance with respect to permeation | transmission of a liquid in the composite sheet which consists of a nonwoven fabric and a film used for a disposable wearing article.
[0005]
[Means for Solving the Problems]
In order to solve the above problems, the present invention is directed to a composite sheet that includes a nonwoven fabric made of thermoplastic synthetic fibers and a film made of thermoplastic synthetic resin , and is used as a surface material for disposable wearing articles , and this A disposable wearing article using a composite sheet , and the present invention is characterized in that the film has a large number of apertures, and a vent pipe extending from a peripheral edge of the apertures on one surface of the film. Is formed such that the inner diameter of the vent pipe gradually decreases in the direction from the inside to the outside of the disposable wearing article, and the nonwoven fabric includes a first nonwoven fabric covering one surface of the film, and the film It consists of a second nonwoven fabric that covers the other surface, said film and said first and second nonwoven, that they are intermittently bonded over the whole surface of the composite sheet, near .
[0006]
This invention has the following preferred embodiments.
(1) The inner diameter of the vent pipe is in the range of 0.1 to 6 mm.
(2) a basis weight of each of the first and second nonwoven is in the range of 10 to 100 g / m 2.
(3) Either of the first and second nonwoven fabrics is composed of continuous fibers.
[0007]
DETAILED DESCRIPTION OF THE INVENTION
The details of the composite sheet according to the present invention will be described below with reference to the accompanying drawings.
[0008]
FIG. 1 is a front view of a disposable surgical gown 1. This type of gown is known and disclosed in, for example, Japanese Patent Laid-Open No. 6-207301. The gown 1 has a front body 2, a back body 3, and a pair of sleeves 4. The sheet material used for these parts has a barrier performance that prevents the liquid such as blood from permeating into the gown 1 during surgery and prevents the liquid from permeating. In order to prevent this, it is preferable to have high ventilation performance. Since the barrier performance and the ventilation performance are contradictory, the sheet material to be used has an importance on the barrier performance or the ventilation performance depending on the part of the gown 1.
[0009]
2 and 3 are a sectional view in the thickness direction of the composite sheet 10 according to the present invention suitable for use in a disposable wearing article such as a gown 1, and a perspective view in which the composite sheet 10 is exploded in the thickness direction. In FIG. 3, illustration of the portion 23 shown in FIG. 2 is omitted.
[0010]
The composite sheet 10 includes upper and lower layers 11 and 13 and an intermediate layer 12 interposed between the both layers 11 and 13. The upper and lower layers 11 and 13 are made of a nonwoven fabric, and the nonwoven fabric includes a thermal bond nonwoven fabric such as a spunbond nonwoven fabric, a point pound nonwoven fabric, an air-through nonwoven fabric, a meltblown nonwoven fabric, a spunlace made of a thermoplastic synthetic fiber having a fineness of 0.1 to 10d. A nonwoven fabric or the like having a basis weight of 10 to 100 g / m 2 is used. The nonwoven fabric used when the composite sheet 10 is used in the surgical gown 1 is preferably made of continuous fibers. With such a composite sheet 10, the gown 1 is not fluffed, and short fibers are not dropped from the gown 1. When the crimped composite fiber is used as the thermoplastic synthetic fiber, it becomes easy to obtain the composite sheet 10 having a soft touch and high air permeability. The nonwoven fabrics of the upper and lower layers 11 and 13 may have the same composition or different compositions. The nonwoven fabric of both layers 11 and 13 can be made water-repellent or hydrophilic by applying a surface treatment.
[0011]
The intermediate layer 12 is made of a perforated plastic film, and has a flat top portion 16, a large number of apertures 17 formed in the top portion 16, and a vent pipe 21 extending downward from the apertures 17. The top portion 16 has an upper surface 18 and a lower surface 19, and the vent pipe 21 extends in the direction from the upper surface 18 toward the lower surface 19 at the periphery of the opening 17. In the open plastic film, the thickness of the top portion 16 is 0.01 to 0.1 mm, and the thickness of the tube wall of the vent pipe 21 is the same as or thinner than that of the top portion 16. The inner diameter d of the opening 17 and the vent pipe 21 is 0.1 to 6 mm, and the length of the vent pipe 21 extending from the lower surface 19 is 0.2 to 3 mm. The area occupation ratio of the openings 17 in the intermediate layer 12 is 5 to 50%.
[0012]
The inner diameter d of the vent pipe 21 may be gradually decreased from the upper surface 18 toward the lower surface 19 (see FIG. 2), gradually increased, or hardly changed. Although there is no special rule in the shape of the opening 17 and the vent pipe 21, each has a circular shape in the figure.
[0013]
The upper and lower layers 11 and 13 and the intermediate layer 12 are welded and integrated with each other at a large number of joints 23 formed intermittently over the entire surface of the composite sheet 1. The shape of the joint portion 23 is not specified, and may be, for example, a dot shape or a belt shape, but the area occupation ratio in the composite sheet 10 is preferably 0.5 to 20%. In addition to welding, an adhesive such as an ultrasonic wave or a hot melt adhesive can be used as a means for joining the layers 11 to 13.
[0014]
When making the gown 1 with the composite sheet 10 formed in this way, either the upper or lower layer 11 or 13 may be directed to the skin. In the gown 1, the nonwoven fabric of the upper and lower layers 11 and 13 can make the inner and outer surfaces of the gown 1 breathable and cloth-like. Further, the upper and lower layers 11 and 13 can protect the vent pipe 21 so that the vent pipe 21 is not crushed and blocked. When the upper and lower layers 11 and 13 are made of hydrophobic fibers, it is possible to prevent liquid such as blood from permeating from the outside of the gown 1. The intermediate layer 12 acts so that liquid diffusion does not occur between the layers 11 and 13 by isolating the upper and lower layers 11 and 13. When the air pipe 21 is formed of a hydrophobic film and has an inner diameter of 0.1 to 6 mm, more preferably 0.1 to 3 mm, the liquid is outside while allowing the inside and outside of the gown 1 to be vented. It is possible to effectively prevent intrusion from. In the composite sheet 10 in which the inner diameter of the ventilation pipe 21 gradually decreases from the inside of the gown 1 toward the outside, the humid air between the gown 1 and the skin of the wearer is guided to the ventilation pipe 21 and discharged to the outside of the gown 1. In addition, it is possible to make it difficult for the liquid to enter the ventilation pipe 21 from the outside of the gown 1.
[0015]
The composite sheet 10 acting in this way can exhibit high ventilation performance and high barrier performance against liquid permeation. However, the composite sheet 10 changes the fiber type, basis weight, hydrophilicity in the nonwoven fabric of the upper and lower layers 11, 13, various dimensions of the openings 17 and the vent pipes 21 in the intermediate layer 12, and the area occupation ratio of the openings 17. Therefore, it is preferable to use the composite sheet 10 having different performances depending on the part of the gown 1 because the ventilation performance and the barrier performance can be adjusted.
[0016]
The composite sheet 10 according to the present invention described using the surgical gown 1 as an example is not only disposable work clothes or disposable trousers worn in places where waste oil or sewage is scattered, but also disposable pants and disposable pants. It can also be used for diapers.
[0017]
【The invention's effect】
In the composite sheet according to the present invention, the upper surface side and the lower surface side of the synthetic resin film having the vent pipe are coated with the nonwoven fabric made of synthetic fiber, so that both high air permeability performance and high barrier performance against liquid permeation can be achieved. Is possible.
[Brief description of the drawings]
FIG. 1 is a front view of a gown.
FIG. 2 is a cross-sectional view of a composite sheet.
FIG. 3 is an exploded perspective view of a composite sheet.
[Explanation of symbols]
1 Wearing goods (gown)
10 Composite sheet 11 First nonwoven fabric (upper layer)
12 Film (intermediate layer)
13 Second nonwoven fabric (lower layer)
17 Opening 18 Upper surface 19 Lower surface 21 Vent pipe d Inner diameter of vent pipe

Claims (5)

熱可塑性合成繊維からなる不織布と熱可塑性合成樹脂からなるフィルムとを含み、使い捨て着用物品の表面材として使用される複合シートにおいて、
前記フィルム多数の開孔を有し、
前記フィルムの一方の面には前記開孔の周縁から延出する通気管が形成され、前記通気管の内径は前記使い捨て着用物品の内側から外側へ向かう方向において次第に小さくなるように形成され、
前記不織布が、前記フィルムの一方の面を覆う第1不織布と、前記フィルムの他方の面を覆う第2不織布とからなり、
前記フィルムと前記第1、2不織布とが、前記複合シートの全面にわたって間欠的に接合していることを特徴とする前記複合シート。
In a composite sheet used as a surface material of disposable wearing articles, including a nonwoven fabric made of thermoplastic synthetic fibers and a film made of thermoplastic synthetic resin,
The film has a number of apertures;
On one surface of the film, a vent pipe extending from the periphery of the opening is formed, and the inner diameter of the vent pipe is formed so as to gradually decrease in the direction from the inside to the outside of the disposable wearing article,
The non-woven fabric consists of a first non-woven fabric covering one surface of the film and a second non-woven fabric covering the other surface of the film,
The composite sheet, wherein the film and the first and second nonwoven fabrics are intermittently bonded over the entire surface of the composite sheet.
前記通気管の内径が0.1〜6mmの範囲にある請求項1記載の複合シート。  The composite sheet according to claim 1, wherein an inner diameter of the vent pipe is in a range of 0.1 to 6 mm. 前記第1、2不織布それぞれの坪量が10〜100g/mThe basis weight of each of the first and second nonwoven fabrics is 10 to 100 g / m 22 の範囲にある請求項1または請求項2のいずれかに記載の複合シート。The composite sheet according to any one of claims 1 and 2, wherein the composite sheet is in the range. 前記第1、2不織布のいずれかが連続繊維からなることを特徴とする請求項1〜3のいずれかに記載の複合シート Either of said 1st, 2nd nonwoven fabric consists of continuous fibers, The composite sheet in any one of Claims 1-3 characterized by the above-mentioned . 請求項1〜4のいずれかに記載の複合シートを表面材として用いたことを特徴とする使い捨て着用物品。A disposable wearing article comprising the composite sheet according to claim 1 as a surface material.
JP19819599A 1999-07-12 1999-07-12 Composite sheet and disposable wearing article using this composite sheet Expired - Lifetime JP3908413B2 (en)

Priority Applications (3)

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JP19819599A JP3908413B2 (en) 1999-07-12 1999-07-12 Composite sheet and disposable wearing article using this composite sheet
PCT/JP2000/004663 WO2001003914A1 (en) 1999-07-12 2000-07-12 Composite sheet
AU60140/00A AU6014000A (en) 1999-07-12 2000-07-12 Composite sheet

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Application Number Priority Date Filing Date Title
JP19819599A JP3908413B2 (en) 1999-07-12 1999-07-12 Composite sheet and disposable wearing article using this composite sheet

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JP3908413B2 true JP3908413B2 (en) 2007-04-25

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DE10250275B4 (en) * 2002-10-28 2014-08-21 Paul Hartmann Ag Disposable garment
TWI523757B (en) * 2013-06-11 2016-03-01 zhen-zheng Huang Breathable waterproof composite cloth
US10391736B2 (en) 2013-06-11 2019-08-27 Chen-Cheng Huang Breathable and waterproof composite fabric and a method of making the same

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JP2720902B2 (en) * 1989-01-21 1998-03-04 ユニ・チャーム株式会社 Surface sheet for sanitary goods
JP3061485B2 (en) * 1992-09-07 2000-07-10 三井化学株式会社 Surface sheet for body fluid absorbent articles
JPH11113954A (en) * 1997-10-17 1999-04-27 Shiseido Co Ltd Surface raw material or filtering material for absorbent article, and its manufacture
JPH11348163A (en) * 1998-06-03 1999-12-21 Mitsui Chem Inc Back sheet material for absorbable article

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WO2001003914A1 (en) 2001-01-18
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