JP2000507476A - 吸収体用の伸縮性のある、伸展性の複合トップシート及びその製造方法 - Google Patents
吸収体用の伸縮性のある、伸展性の複合トップシート及びその製造方法Info
- Publication number
- JP2000507476A JP2000507476A JP9536525A JP53652597A JP2000507476A JP 2000507476 A JP2000507476 A JP 2000507476A JP 9536525 A JP9536525 A JP 9536525A JP 53652597 A JP53652597 A JP 53652597A JP 2000507476 A JP2000507476 A JP 2000507476A
- Authority
- JP
- Japan
- Prior art keywords
- composite web
- web
- layer
- film layer
- molded film
- 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
Classifications
-
- 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
- A61F13/51—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 outer layers of the pads
- A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
- A61F13/512—Topsheet, i.e. the permeable cover or layer facing the skin characterised by its apertures, e.g. perforations
-
- 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
-
- 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
- A61F13/51—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 outer layers of the pads
- A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
- A61F13/513—Topsheet, i.e. the permeable cover or layer facing the skin characterised by its function or properties, e.g. stretchability, breathability, rewet, visual effect; having areas of different permeability
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered 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
- B32B3/26—Layered 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 particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24149—Honeycomb-like
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Epidemiology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Laminated Bodies (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.伸縮性のある、伸展性の、分泌液浸透性の複合ウェブであって、前記ウェ ブは、 (a)孔の開いた、三次元の、巨視的に拡大された成形フィルム層と、 (b)好ましくはメカニカルボンディング、接着剤ボンディングまたは熱ボン ディングを介して、前記成形フィルム層の片側に接着される繊維状の不織層とを 備えており、 前記複合ウェブは、少なくとも1つの方向に微小クレープ化されており、その 結果、前記複合ウェブは、伸展性と前記方向への格納性とを有し、前記成形フィ ルム層は、実質的に三次元で且つ巨視的に拡大されたまま留まることを特徴とす る複合ウェブ。 2.前記複合ウェブは、細かな割合で前記成形フィルム層と前記繊維層とを入 れ子状に重ねて構成されていることを特徴とする請求項1に記載の複合ウェブ。 3.前記複合ウェブが1つ以上の方向への伸展性を示すように、前記複合ウェ ブは、1つ以上の方向に微小クレープ化されていることを特徴とする請求項1又 は2に記載の複合ウェブ。 4.複合ウェブと、吸収芯と、バックシートとを備えた吸収体、好ましくは生 理用ナプキンであって、 (a)前記複合ウェブは、身体に面する側面と衣類に面する側面とを備え、伸 縮性と伸展性のある分泌液浸透性を有し、このウェブは、 (i)孔の開いた、三次元の、巨視的に拡大された成形フィルム層と (ii)前記成形フィルム層の片側に接着された繊維状の不織層とを備え、 (b)前記吸収芯は、身体に面する表面と衣類に面する表面を有し、前記複合 トップシートの下に置かれ (c)前記バックシートは、身体に面する表面と衣類に面する表面を有し、前 記吸収芯の下に置かれ、 前記複合ウェブは、少なくとも1つの方向に微小クレープ化されており、その 結果、前記複合ウェブは、伸展性と前記方向への格納性とを有し、前記成形フィ ルム層は、実質的に三次元で且つ巨視的に拡大されたまま留まることを特徴とす る吸収体。 5.前記成形フィルム層は、前記複合ウェブの前記身体に面する側面を備え、 前記繊維層は、前記ウェブの前記衣類に面する側面を備えることを特徴とする請 求項4に記載の吸収体。 6.前記吸収体は、縦の中心線と横の中心線とを有し、前記方向が前記縦の中 心線に並列することを特徴とする請求項4又は5に記載の吸収体。 7.伸縮性と伸展性を有する分泌液浸透性の複合ウェブを作成する方法であっ て、前記方法は、 (a)孔の開いた三次元の巨視的に拡大された成形フィルム層を形成する工程 と、 (b)繊維層、好ましくは不織層を形成する工程と、 (c)複合ウェブを形成するように、メカニカルボンディング、接着剤ボンデ ィング又は熱ボンディングを介して、前記成形フィルム層の片側に前記繊維層を 接着する工程と、 (d)微小クレープ化装置を介して、好ましくは高い温度で、前記複合ウェブ を少なくとも1つの方向に微小クレープ化させて、前記複合ウェブをその方向に 収縮させ、且つ、前記成形フィルム層が実質的に三次元に巨視的に拡大されたま ま留まるようにする工程とを有することを特徴とする方法。 8.前記微小クレープ化させる工程は、細かな割合で前記形成フィルム層と前 記繊維層とを入れ子状に重ねる工程を有することを特徴とする請求項7に記載の 方法。 9.前記成形フィルム層と前記微小クレープ化装置との間の直接接触が防止さ れるように、前記微小クレープ化工程の前に、繊維状の、好ましくは不織材料の 付加的なウェブを前記成形フィルム層の上に置いて、前記成形フィルム層を付加 的なウェブと前記繊維層の間に配置させることを特徴とする請求項7又は8に記 載の方法。 10.前記付加的なウェブは、成形フィルム/繊維層の積層ウェブを備えてお り、前記加的なウェブの成形フィルム層と前記複合ウェブとが互いに直接接触し 、前記付加的なウェブの繊維層と前記複合ウェブが互いに対向するように、前 記付加的なウェブは、方向付けされていることを特徴とする請求項9に記載の方 法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/629,491 | 1996-04-11 | ||
| US08/629,491 US6114595A (en) | 1996-04-11 | 1996-04-11 | Stretchable, extensible composite topsheet for absorbent articles |
| PCT/US1997/006089 WO1997037625A1 (en) | 1996-04-11 | 1997-04-11 | Stretchable, extensible composite topsheet for absorbent articles and method for making |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2000507476A true JP2000507476A (ja) | 2000-06-20 |
| JP2000507476A5 JP2000507476A5 (ja) | 2004-10-07 |
| JP3628710B2 JP3628710B2 (ja) | 2005-03-16 |
Family
ID=24523209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP53652597A Expired - Fee Related JP3628710B2 (ja) | 1996-04-11 | 1997-04-11 | 複合ウエブ、この複合ウエブを備えた吸収体、そしてこの複合ウエブの製造方法 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US6114595A (ja) |
| EP (1) | EP0901359B1 (ja) |
| JP (1) | JP3628710B2 (ja) |
| KR (1) | KR100307083B1 (ja) |
| AT (1) | ATE194073T1 (ja) |
| AU (1) | AU732443B2 (ja) |
| CA (1) | CA2251286C (ja) |
| DE (1) | DE69702396T2 (ja) |
| ES (1) | ES2147445T3 (ja) |
| WO (1) | WO1997037625A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3467428B2 (ja) | 1999-06-03 | 2003-11-17 | ユニ・チャーム株式会社 | 体液吸収性物品の透液性表面シートおよびその製造方法 |
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| CN107106355B (zh) | 2014-11-06 | 2020-11-03 | 宝洁公司 | 卷曲纤维纺粘非织造网/层压体 |
| CN107072849B (zh) | 2014-11-06 | 2020-10-30 | 宝洁公司 | 莫尔效应层合体及其制备方法 |
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| US5366782A (en) * | 1992-08-25 | 1994-11-22 | The Procter & Gamble Company | Polymeric web having deformed sections which provide a substantially increased elasticity to the web |
| JP3061485B2 (ja) * | 1992-09-07 | 2000-07-10 | 三井化学株式会社 | 体液吸収性物品の表面シート |
| USH1377H (en) * | 1993-02-25 | 1994-11-01 | Perry; Bruce F. | Absorbent article with multi-functional topsheet |
| US5342334A (en) * | 1993-04-02 | 1994-08-30 | The Procter & Gamble Company | Coextruded three-dimensional fluid-pervious plastic web |
| US5352217A (en) * | 1993-09-14 | 1994-10-04 | The Proctor & Gamble Company | Absorbent article having multiple topsheets |
| US5681302A (en) * | 1994-06-14 | 1997-10-28 | Minnesota Mining And Manufacturing Company | Elastic sheet-like composite |
| US5762643A (en) * | 1994-11-03 | 1998-06-09 | Tredegar Industries, Inc. | Vacuum assisted application of thin vapor permeable, liquid impermeable coatings on apertured substrates and articles produced therefrom |
| JP3058572B2 (ja) * | 1994-12-13 | 2000-07-04 | ユニ・チャーム株式会社 | 体液吸収性物品 |
| US5658639A (en) * | 1995-09-29 | 1997-08-19 | The Proctor & Gamble Company | Method for selectively aperturing a nonwoven web exhibiting surface energy gradients |
-
1996
- 1996-04-11 US US08/629,491 patent/US6114595A/en not_active Expired - Fee Related
-
1997
- 1997-04-11 KR KR1019980708068A patent/KR100307083B1/ko not_active Expired - Fee Related
- 1997-04-11 AU AU24579/97A patent/AU732443B2/en not_active Ceased
- 1997-04-11 CA CA002251286A patent/CA2251286C/en not_active Expired - Fee Related
- 1997-04-11 JP JP53652597A patent/JP3628710B2/ja not_active Expired - Fee Related
- 1997-04-11 DE DE69702396T patent/DE69702396T2/de not_active Expired - Lifetime
- 1997-04-11 AT AT97920365T patent/ATE194073T1/de not_active IP Right Cessation
- 1997-04-11 WO PCT/US1997/006089 patent/WO1997037625A1/en not_active Ceased
- 1997-04-11 EP EP97920365A patent/EP0901359B1/en not_active Expired - Lifetime
- 1997-04-11 ES ES97920365T patent/ES2147445T3/es not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3467428B2 (ja) | 1999-06-03 | 2003-11-17 | ユニ・チャーム株式会社 | 体液吸収性物品の透液性表面シートおよびその製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO1997037625A1 (en) | 1997-10-16 |
| DE69702396T2 (de) | 2001-01-25 |
| KR100307083B1 (ko) | 2001-11-02 |
| KR20000005348A (ko) | 2000-01-25 |
| CA2251286C (en) | 2003-02-11 |
| JP3628710B2 (ja) | 2005-03-16 |
| EP0901359A1 (en) | 1999-03-17 |
| EP0901359B1 (en) | 2000-06-28 |
| DE69702396D1 (de) | 2000-08-03 |
| ATE194073T1 (de) | 2000-07-15 |
| AU732443B2 (en) | 2001-04-26 |
| ES2147445T3 (es) | 2000-09-01 |
| CA2251286A1 (en) | 1997-10-16 |
| US6114595A (en) | 2000-09-05 |
| AU2457997A (en) | 1997-10-29 |
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