JP7034713B2 - 不織布およびその成形方法 - Google Patents
不織布およびその成形方法 Download PDFInfo
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- JP7034713B2 JP7034713B2 JP2017557372A JP2017557372A JP7034713B2 JP 7034713 B2 JP7034713 B2 JP 7034713B2 JP 2017557372 A JP2017557372 A JP 2017557372A JP 2017557372 A JP2017557372 A JP 2017557372A JP 7034713 B2 JP7034713 B2 JP 7034713B2
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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
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4391—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece characterised by the shape of the fibres
- D04H1/43912—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece characterised by the shape of the fibres fibres with noncircular cross-sections
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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
- A61F13/15203—Properties of the article, e.g. stiffness or absorbency
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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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
- A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
- A61F13/51104—Topsheet, i.e. the permeable cover or layer facing the skin the top sheet having a three-dimensional cross-section, e.g. corrugations, embossments, recesses or projections
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- A—HUMAN NECESSITIES
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- A61F13/00—Bandages or dressings; Absorbent pads
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- 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
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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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
- A61F13/514—Backsheet, i.e. the impermeable cover or layer furthest from the skin
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
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- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
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- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4282—Addition polymers
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- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
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- D—TEXTILES; PAPER
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- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
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- D04H1/542—Adhesive fibres
- D04H1/544—Olefin series
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
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- D—TEXTILES; PAPER
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- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
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- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
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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
- A61F13/15203—Properties of the article, e.g. stiffness or absorbency
- A61F2013/15284—Properties of the article, e.g. stiffness or absorbency characterized by quantifiable properties
- A61F2013/15406—Basis weight
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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
- A61F2013/51002—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 with special fibres
- A61F2013/51009—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 with special fibres characterized by the shape of the fibres
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- A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
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Description
ここで、特定の種類の繊維から形成され、低い目付を有する不織ウェブを含む不織布を使用すると、これを確立することができることを見出した。
本実施例において、不織ウェブを、三葉状繊維から作製された不織布によって製造した。結合パターンは、楕円の形状を有する結合領域から構成された。不織布の1つの面の全表面に対して、結合領域の表面は18%であり、非結合領域の表面は82%であった。さらに、目付は12gsmであり、繊維密度は2.4dtexであった。三葉状繊維の厚さは、2つのそれぞれの葉の端点の間の距離として定義され、19μmであった。図5に、不織ウェブの写真を示す。
本実施例において、不織ウェブは、円形状繊維から作製された不織布によって製造した。この場合において、この結合パターンも、楕円の形状を有する結合領域から構成された。不織布の1つの面の全表面に対して、結合領域の表面は18%であり、非結合領域の表面は82%であった。さらに、目付は12gsmであり、繊維密度は2.0dtexであった。円形状繊維の厚さは16.7μmであった。図6に、不織ウェブの写真を示す。
Claims (11)
- 複数の三葉状繊維から形成された不織ウェブを含む不織布であって、前記三葉状繊維の葉が、それぞれ、2.2-4の範囲の、長さと幅の比を有し、不織ウェブが、8-16gsmの範囲の目付を有し、不織ウェブが、非結合領域の第2のパターンを画定する個別化結合領域の第1のパターンを備える面を有し、および個別化結合領域は、不織ウェブの横方向(CD)のロッド形状を有し、および結合領域の表面が、面の全表面の15-25%の範囲であり、非結合領域の表面が、面の全表面の75-85%の範囲であり、前記不織ウェブの面上に存在する結合領域のパターンの視認性を向上させた、不織布。
- 前記三葉状繊維の葉が、それぞれ、2.5-4の範囲の、長さと幅の比を有する、請求項1に記載の不織布。
- 前記三葉状繊維が、熱可塑性ポリマーから作製される、請求項1または2に記載の不織布。
- 前記熱可塑性ポリマーが、ポリプロピレンおよび/またはポリエチレンを含む、請求項3に記載の不織布。
- 前記三葉状繊維が、1.5-5dtexの範囲の重量を有する、請求項1から4のいずれか一項に記載の不織布。
- 吸収性物品における、請求項1から5のいずれか一項に記載の不織布の使用。
- 前記吸収性物品が、幼児用おむつ、パンツ型おむつ、トレーニングパンツ、成人用失禁ブリーフおよびおむつからなる群から選択される衛生吸収性物品である、請求項6に記載の使用。
- 前記不織布が、前記衛生吸収性物品のバックシートおよび/またはトップシートの少なくとも一部を形成する、請求項7に記載の使用。
- 不織ウェブの面上に存在する結合領域のパターンの視認性を向上させるための、請求項1から5のいずれか一項で定義される三葉状繊維の使用。
- 請求項1から5のいずれか一項に記載の不織布を含む吸収性物品。
- 前記吸収性物品が、幼児用おむつ、パンツ型おむつ、トレーニングパンツ、成人用失禁ブリーフおよびおむつからなる群から選択される衛生吸収性物品である、請求項10に記載の吸収性物品。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP15166615.3A EP3090711A1 (en) | 2015-05-06 | 2015-05-06 | Non-woven fabric and process for forming the same |
EP15166615.3 | 2015-05-06 | ||
PCT/EP2016/060012 WO2016177786A1 (en) | 2015-05-06 | 2016-05-04 | Non-woven fabric and process for forming the same |
Publications (2)
Publication Number | Publication Date |
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JP2018517070A JP2018517070A (ja) | 2018-06-28 |
JP7034713B2 true JP7034713B2 (ja) | 2022-03-14 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2017557372A Active JP7034713B2 (ja) | 2015-05-06 | 2016-05-04 | 不織布およびその成形方法 |
Country Status (14)
Country | Link |
---|---|
US (1) | US20180148871A1 (ja) |
EP (2) | EP3090711A1 (ja) |
JP (1) | JP7034713B2 (ja) |
CN (1) | CN107532353B (ja) |
BR (1) | BR112017020552A2 (ja) |
DK (1) | DK3291784T3 (ja) |
ES (1) | ES2734401T3 (ja) |
MX (1) | MX364154B (ja) |
MY (1) | MY182494A (ja) |
PE (1) | PE20180106A1 (ja) |
PL (1) | PL3291784T3 (ja) |
RU (1) | RU2666673C1 (ja) |
TR (1) | TR201910379T4 (ja) |
WO (1) | WO2016177786A1 (ja) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000220097A (ja) | 1999-01-28 | 2000-08-08 | Nissho Iwai Corp | 内装材 |
JP2007515566A (ja) | 2003-12-20 | 2007-06-14 | コロビン ゲゼルシャフト ミット ベシュレンクテル ハフツング | ポリエチレンベースの軟質不織布 |
JP2007529291A (ja) | 2004-03-23 | 2007-10-25 | ザ プロクター アンド ギャンブル カンパニー | 不透明度が向上した吸収性物品 |
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CN107532353B (zh) | 2020-01-10 |
WO2016177786A1 (en) | 2016-11-10 |
JP2018517070A (ja) | 2018-06-28 |
MX364154B (es) | 2019-04-12 |
EP3090711A1 (en) | 2016-11-09 |
TR201910379T4 (tr) | 2019-08-21 |
PL3291784T3 (pl) | 2020-01-31 |
DK3291784T3 (da) | 2019-07-22 |
CN107532353A (zh) | 2018-01-02 |
EP3291784A1 (en) | 2018-03-14 |
US20180148871A1 (en) | 2018-05-31 |
RU2666673C1 (ru) | 2018-09-11 |
ES2734401T3 (es) | 2019-12-05 |
BR112017020552A2 (pt) | 2018-07-17 |
MY182494A (en) | 2021-01-25 |
EP3291784B1 (en) | 2019-05-01 |
PE20180106A1 (es) | 2018-01-18 |
MX2017013838A (es) | 2018-03-15 |
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