JPH10502006A - 表面エネルギ勾配を備えた流体移送ウェブ - Google Patents
表面エネルギ勾配を備えた流体移送ウェブInfo
- Publication number
- JPH10502006A JPH10502006A JP8503213A JP50321396A JPH10502006A JP H10502006 A JPH10502006 A JP H10502006A JP 8503213 A JP8503213 A JP 8503213A JP 50321396 A JP50321396 A JP 50321396A JP H10502006 A JPH10502006 A JP H10502006A
- Authority
- JP
- Japan
- Prior art keywords
- web
- fluid
- surface energy
- capillary
- topsheet
- 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
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-
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- A61F13/5122—Topsheet, i.e. the permeable cover or layer facing the skin characterised by its apertures, e.g. perforations characterised by the vertical shape of the apertures, e.g. three dimensional apertures, e.g. macro-apertures and comprising secondary apertures, e.g. macro-apertures in combination with microapertures
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- 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
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- A61F13/00—Bandages or dressings; Absorbent pads
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- 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
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- A61F13/51311—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 having areas of different permeability the permeability gradient being in the vertical direction
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- 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
- A61F13/15203—Properties of the article, e.g. stiffness or absorbency
- A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
- A61F2013/15422—Density
- A61F2013/1543—Density with a density gradient in the horizontal plane
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- A—HUMAN NECESSITIES
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- 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
- A61F2013/51059—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 being sprayed with chemicals
- A61F2013/51061—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 being sprayed with chemicals for rendering the surface hydrophobic
-
- 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
- A61F2013/51059—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 being sprayed with chemicals
- A61F2013/51066—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 being sprayed with chemicals for rendering the surface hydrophilic
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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
- A61F13/51—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
- A61F13/51121—Topsheet, i.e. the permeable cover or layer facing the skin characterised by the material
- A61F2013/51147—Topsheet, i.e. the permeable cover or layer facing the skin characterised by the material being polymeric films
-
- 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
- A61F13/5116—Topsheet, i.e. the permeable cover or layer facing the skin being formed of multiple layers
- A61F2013/51165—Topsheet, i.e. the permeable cover or layer facing the skin being formed of multiple layers with the combination of films and nonwovens
-
- 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
- A61F13/5116—Topsheet, i.e. the permeable cover or layer facing the skin being formed of multiple layers
- A61F2013/51173—Topsheet, i.e. the permeable cover or layer facing the skin being formed of multiple layers with the combination of polymeric films
-
- 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
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- 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
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-
- 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
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- Y10T428/24331—Composite web or sheet including nonapertured component
-
- 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
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- Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
-
- 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
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- Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Epidemiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Laminated Bodies (AREA)
- Nonwoven Fabrics (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Lubricants (AREA)
- Treatment Of Fiber Materials (AREA)
- Materials For Medical Uses (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. 第1の面及び第2の面を有し、第1の面と第2の面とを互いに流体連通 させる複数の流体通路を備えたウェブであって、前記流体通路が好ましくは、毛 管を含んでいるウェブにおいて、 不連続な間隔を隔てた領域によって定められ、流体が前記流体通路の方へ差し 向けられ、前記第1の面から離れて前記第2の面の方向に移送されるように、前 記第1の面に接触する流体に力を及ぼすようになった複数の表面エネルギ勾配を 備えていることを特徴とするウェブ。 2. 前記領域が、前記流体通路内に少なくとも部分的に配置されていること を特徴とする請求の範囲第1項に記載のウェブ。 3. 第1の面及び第2の面を有するウェブであって、 (a)前記第1の面と前記第2の面とを互いに流体連通させる複数の流体通路と 、 (b)前記流体通路内に少なくとも部分的に配置された領域によって定められ、 流体が前記流体通路の方へ差し向けられ、前記第1の面から離れて前記第2の面 の方向に移送されるように、前記第1の面に接触する流体に力を及ぼすようにな った複数の表面エネルギ勾配と、 を備えていることを特徴とするウェブ。 4. 少なくとも1つの流体通路が、前記流体通路内に少なくとも部分的に配 置されて複数の領域を備えていることを特徴とする請求の範囲第1項〜第3項の いずれか1項に記載のウェブ。 5. 前記領域が、前記第1の面上に無秩序に分布していることを特徴とする 請求の範囲第1項〜第4項のいずれか1項に記載のウェブ。 6. 前記領域が、前記流体通路内に少なくとも部分的に無秩序に配置されて いることを特徴とする請求の範囲第1項〜第5項のいずれか1項に記載のウェブ 。 7. 前記第1の面が第1の表面エネルギを備えており、前記第2の面が、前 記第1の表面エネルギよりも小さい第2の表面エネルギを備えていることを特徴 とする請求の範囲第1項〜第6項のいずれか1項に記載のウェブ。 8. 前記表面エネルギ勾配が、前記領域間の境界部および異なる表面エネル ギ特性を有する材料によって定められていることを特徴とする請求の範囲第1項 〜第7項のいずれか1項に記載のウェブ。 9. 前記領域が、小さな表面エネルギ材料の堆積を含み、前記材料が好まし くは硬化性シリコン材料を含んでいることを特徴とする請求の範囲第1項〜第8 項のいずれか1項に記載のウェブ。 10. 複数の表面エネルギ勾配を備え、第1の面及び第2の面を有するウェ ブを製造するための方法において、 (a)第1の層および第2の層を有するプラスチックフィルムを形成する段階を 備え、第1の層が、第1の延性および第1の表面エネルギを備え、第2の層が、 前記第1の延性よりも大きな第2の延性、および前記第1の表面エネルギよりも 大きな第2の表面エネルギを備え、 (b)プラスチックフィルムを成形構造体上に供給する段階と、 (c)前記成形構造体に一致してプラスチックフィルムを押付け、かつ、前記第 1及び第2の面と流体連通する別々の流体通路を形成するようにプラスチックフ ィルムを破壊するのに十分な差圧をプラスチックフィルムに加え、前記流体通路 の形成が、前記第1の面に隣接する前記第1の層を表わし、前記第2の面に隣接 する前記第2の層を表わす段階とを備え、 ことを特徴とする方法。 11. トップシート、バックシート、及びトップシートとバックシートとの 間に配置された吸収構造体とを備え、前記トップシートが、第1の面及び第2の 面を有するウェブを備え、前記ウェブが、前記第1の面と前記第2の面とを互い に流体連通させる複数の流体通路を有し、前記流体通路が好ましくは、毛管を含 んでいる吸収構造体において、 不連続な間隔を隔てた領域によって定められ、流体が前記流体通路の方へ差し 向けられ、前記第1の面から離れて前記第2の面の方向に移送されるように、前 記第1の面に接触する流体に力を及ぼすようになった複数の表面エネルギ勾配を 備えていることを特徴とする吸収構造体。 12. 第1の面及び第2の面を有する流体透過性ウェブであって、前記第1 の面及び前記第2の面が、中間部分によって互いに分離されており、前記ウェブ が好ましくは、 前記第1の面に被覆されているウェブにおいて、ウェブの前記第1の面が、前記 第2の面よりも小さな表面エネルギを備え、ウェブの前記第1の面が好ましくは 、異なる表面エネルギを備えた複数の帯域を備えていることを特徴とするウェブ 。 13. 前記ウェブが成形フィルムであり、前記ウェブが好ましくは、少なく とも1つの微小孔を各々有する、異なる火山状の表面収差を更に備えていること を特徴とする請求の範囲第12項に記載の流体透過性ウェブ。 14. 前記成形フィルムが、第1及び第2の層を有する多層フィルムを含み 、第2の層が、第1の層の延性よりも大きな延性を有し、第2の層が、第1の層 の表面エネルギよりも大きな表面エネルギを有することを特徴とする請求の範囲 第13項に記載の流体透過性ウェブ。
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US26840494A | 1994-06-30 | 1994-06-30 | |
| US08/268,404 | 1994-06-30 | ||
| US32657194A | 1994-10-20 | 1994-10-20 | |
| US08/326,571 | 1994-10-20 | ||
| US44293595A | 1995-05-31 | 1995-05-31 | |
| US08/442,935 | 1995-05-31 | ||
| PCT/US1995/007430 WO1996000548A1 (en) | 1994-06-30 | 1995-06-12 | Fluid transport webs exhibiting surface energy gradients |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH10502006A true JPH10502006A (ja) | 1998-02-24 |
| JP3563074B2 JP3563074B2 (ja) | 2004-09-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50321396A Expired - Fee Related JP3563074B2 (ja) | 1994-06-30 | 1995-06-12 | 表面エネルギ勾配を備えた流体移送ウェブ |
Country Status (22)
| Country | Link |
|---|---|
| US (4) | US6180052B1 (ja) |
| EP (1) | EP0767648B1 (ja) |
| JP (1) | JP3563074B2 (ja) |
| KR (1) | KR100259316B1 (ja) |
| CN (1) | CN1130175C (ja) |
| AT (1) | ATE184185T1 (ja) |
| AU (1) | AU2824795A (ja) |
| BR (1) | BR9508156A (ja) |
| CA (1) | CA2192559C (ja) |
| CO (1) | CO4290532A1 (ja) |
| CZ (1) | CZ288371B6 (ja) |
| DE (1) | DE69512067T2 (ja) |
| DK (1) | DK0767648T3 (ja) |
| ES (1) | ES2135752T3 (ja) |
| FI (1) | FI965226A7 (ja) |
| GR (1) | GR3031190T3 (ja) |
| HU (1) | HU222768B1 (ja) |
| NO (1) | NO965579L (ja) |
| PE (1) | PE66096A1 (ja) |
| TR (1) | TR199500799A2 (ja) |
| TW (1) | TW300164B (ja) |
| WO (1) | WO1996000548A1 (ja) |
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1996
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| JP2002515354A (ja) * | 1998-05-15 | 2002-05-28 | ザ、プロクター、エンド、ギャンブル、カンパニー | 多層耐圧縮性の孔のあるウェブ |
| JP2002528302A (ja) * | 1998-10-30 | 2002-09-03 | ザ、プロクター、エンド、ギャンブル、カンパニー | 改善された親水性勾配を示す吸収製品のためのトップシートシステム |
| JP2002542340A (ja) * | 1999-04-15 | 2002-12-10 | アドマ・エス・アール・エル | 三次元的に形状付けられた穴明きプラスチック材料からなるフィルムおよびその実現のための関連マトリックス |
| JP2003530243A (ja) * | 2000-04-07 | 2003-10-14 | ザ、プロクター、エンド、ギャンブル、カンパニー | 開孔ポリマーフィルムウエブおよびかかるウエブを使用した吸収性物品 |
| JP2017510398A (ja) * | 2014-03-06 | 2017-04-13 | ザ プロクター アンド ギャンブル カンパニー | 多構成要素トップシート |
| JP2017510399A (ja) * | 2014-03-06 | 2017-04-13 | ザ プロクター アンド ギャンブル カンパニー | 多要素トップシート |
| JP2017510375A (ja) * | 2014-04-08 | 2017-04-13 | ザ プロクター アンド ギャンブル カンパニー | ゾーンを有する吸収性物品 |
| JP2017510373A (ja) * | 2014-04-08 | 2017-04-13 | ザ プロクター アンド ギャンブル カンパニー | 流れ制御材料を有する基材を備えた吸収性物品 |
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