JP6514253B2 - 環境に優しい吸収性構造体 - Google Patents
環境に優しい吸収性構造体 Download PDFInfo
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- JP6514253B2 JP6514253B2 JP2017044493A JP2017044493A JP6514253B2 JP 6514253 B2 JP6514253 B2 JP 6514253B2 JP 2017044493 A JP2017044493 A JP 2017044493A JP 2017044493 A JP2017044493 A JP 2017044493A JP 6514253 B2 JP6514253 B2 JP 6514253B2
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- A61F13/53—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 absorbing medium
- A61F13/531—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 absorbing medium having a homogeneous composition through the thickness of the pad
- A61F13/532—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 absorbing medium having a homogeneous composition through the thickness of the pad inhomogeneous in the plane of the pad
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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
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- 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
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- A—HUMAN NECESSITIES
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- A61F13/15577—Apparatus or processes for manufacturing
- A61F13/15699—Forming webs by bringing together several webs, e.g. by laminating or folding several webs, with or without additional treatment of the webs
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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
- A61F13/515—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 characterised by the interconnection of the topsheet and the backsheet
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- 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
- A61F13/53—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 absorbing medium
- A61F13/539—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 absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers
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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
- A61F2013/51023—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 being polymeric fibres
- A61F2013/51026—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 being polymeric fibres being in thermoplastic material
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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
- A61F13/53—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 absorbing medium
- A61F2013/530481—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 absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
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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
- A61F13/53—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 absorbing medium
- A61F2013/530481—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 absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
- A61F2013/53051—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 absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials being only in particular parts or specially arranged
- A61F2013/530547—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 absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials being only in particular parts or specially arranged positioned in a separate layer or layers
- A61F2013/530562—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 absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials being only in particular parts or specially arranged positioned in a separate layer or layers being arranged in discontinuous pattern
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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
- A61F13/53—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 absorbing medium
- A61F2013/530868—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 absorbing medium characterized by the liquid distribution or transport means other than wicking layer
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Description
a)キャリア層と;
b)補助層と;
c)前記キャリア層および前記補助層の間に提供される吸収性ポリマー材料を含む吸収材料と;
d)吸収性ポリマー材料を少なくとも部分的に固定するために、前記キャリア層および前記補助層を互いに連結する取り付け部とを含み、取り付け部が、熱的、機械的、熱機械的、および/または超音波的プロセスによって少なくとも部分的に形成されることを特徴とする吸収性構造体を提供する。
−キャリア層を提供するステップと;
−キャリア層を吸収材料で覆うステップにおいて、前記吸収材料が
i)吸収性ポリマー材料と
ii)吸収性ポリマー材料の重量を基準として0〜約10重量パーセント未満の量の吸収性繊維状セルロース系材料と
を含むステップと;
−キャリア層に連結可能な補助層で吸収材料を覆うステップと;
−補助層をキャリア層に連結し、それによってそれらの間にポケットを画定する取り付け部を形成するステップにおいて、吸収性ポリマー材料が少なくとも1つのポケットの中に維持されるステップとを含み、
取り付け部が、熱的、機械的、熱機械的、および/または超音波的プロセスによって少なくとも部分的に形成されることを特徴とする、方法を提供する。
a)キャリア層と;
b)吸収材料を収容するための少なくとも1つのポケットを間に画定するために、キャリア層に連結された補助層と;
c)少なくとも1つのポケットに収容される吸収材料と、
d)キャリア層を補助層に取り付けるための取り付け手段であって、吸収性構造体がある量の液体に曝露したときに、実質的に永久的な一次取り付け手段および実質的に一時的な二次取り付け手段を含む取り付け部とを含む取り付け手段とを含み、
乾燥状態で、吸収性構造体が実質的に等しい厚さとなり、
湿潤状態で、実質的に一時的な二次取り付け手段の脱離、および/または区画内の吸収材料の特異な膨潤によって、吸収性構造体が液体管理表面構造を提供するように、
取り付け部が提供される、および/またはポケット内の吸収材料が選択されたことを特徴とする。
本明細書において使用される場合、「a」、「an」、および「the」は、文脈から明らかに他のことを示すのでなければ、単数および複数の両方の指示物を意味する。例として、「1つの区画(a compartment)」は、1つまたは2つ以上の区画を意味する。
a)キャリア層と;
b)補助層と;
c)前記キャリア層および前記補助層の間に提供される吸収性ポリマー材料を含む吸収材料と;
d)吸収材料を固定するために、前記キャリア層および前記補助層を互いに連結する取り付け部とを含み、
取り付け部が、熱的、機械的、熱機械的、および/または超音波的プロセスによって少なくとも部分的に形成されることを特徴とする、吸収性構造体を提供する。
a)キャリア層と;
b)補助層と;
c)前記キャリア層および前記補助層の間に提供される吸収性ポリマー材料を含む吸収材料であって、
(i)実質的に永久的な一次取り付け部と;
(ii)実質的に一時的な二次取り付け部とが、
前記キャリア層および前記補助層を少なくとも互いに連結する吸収材料とを含み、
取り付け部が、熱的、機械的、熱機械的、および/または超音波的プロセスによって少なくとも部分的に形成されることで、前記吸収性構造体が液体に曝露した結果として、実質的に一時的な二次取り付け部が遊離することができる一方、実質的に永久的な一次取り付け部は依然として実質的に無傷であることができることを特徴とする、吸収性構造体を提供する。
a)キャリア層と;
b)補助層と;
c)前記キャリア層および前記補助層の間に提供される吸収性ポリマー材料を含む吸収材料であって、
(i)実質的に永久的な一次取り付け部と;
(ii)実質的に一時的な二次取り付け部とが、
前記キャリア層および前記補助層を少なくとも互いに連結する吸収材料とを含み、
液体管理表面構造を有する吸収性構造体を得るために、取り付け部が、熱的、機械的、熱機械的、および/または超音波的プロセスによって少なくとも部分的に形成されることで、前記吸収性構造体が液体に曝露した結果として、実質的に一時的な二次取り付け部が遊離することができる一方、実質的に永久的な一次取り付け部は依然として実質的に無傷であることができることを特徴とする、吸収性構造体を提供する。
Claims (13)
- 吸収性物品であって、
前記吸収性物品は、幼児用おむつ、幼児用パンツまたは成人用失禁衣類であり、
前記吸収性物品は、液体透過性トップシートと、液体不透過性バックシートと、吸収性構造体とを含み、
前記吸収性構造体が、
−キャリア層と、
−補助層と、
−前記キャリア層と前記補助層との間に提供される、吸収性ポリマー材料を含む吸収材料とを備え、
−実質的に永久的な一次取り付け部および実質的に一時的な二次取り付け部が、前記キャリア層と前記補助層とを少なくとも部分的に互いに結合し、
−前記取り付け部が、熱的、機械的、熱機械的、化学結合、接着剤、硬化および/または超音波プロセスによって少なくとも部分的に形成され、それによって、前記実質的に一時的な二次取り付け部が、前記吸収性構造体を液体に曝露させる結果として遊離される一方、前記実質的に永久的な一次取り付け部が、実質的に無傷の状態を維持して、前記吸収性構造体に液体管理表面構造を提供し、
−前記一次および二次取り付け部は、前記吸収性構造体が濡れて膨潤した状態にあるときに、前記吸収性構造体の長手方向に延在する少なくとも第1および第2の長手方向液体誘導チャネルを形成するとともに、前記長手方向に延在する少なくとも第1、第2および第3の長手方向堤防を形成するように構成され、前記第1の長手方向液体誘導チャネルが、前記第1の長手方向堤防と前記第2の長手方向堤防との間に延在し、前記第2の長手方向液体誘導チャネルが、前記第2の長手方向堤防と前記第3の長手方向堤防との間に延在し、
−前記吸収性構造体が、前記キャリア層と前記補助層との間に結合部および/または接合部が実質的に存在しない取り付けられていない領域を含み、前記吸収材料が、前記取り付けられていない領域に配置されており、
−前記取り付けられていない領域が、連続的に接続されていることを特徴とする吸収性物品。 - 請求項1に記載の吸収性物品において、前記二次取り付け部が、前記一次取り付け部に接続されていないことを特徴とする吸収性物品。
- 請求項1または2に記載の吸収性物品において、前記第1、第2および第3の長手方向堤防の各々が、複数の個別の二次取り付け部を含む領域と一致することを特徴とする吸収性物品。
- 請求項1または2に記載の吸収性物品において、前記第1、第2および第3の長手方向堤防の各々が、複数の円形および/またはドット形状の二次取り付け部を含む領域と一致することを特徴とする吸収性物品。
- 請求項1乃至4の何れか一項に記載の吸収性物品において、前記一次および二次取り付け部が、前記吸収性構造体の第1および第2の終端部の近傍に少なくとも第1および第2の横方向液体誘導チャネルを形成するように構成され、その結果、前記吸収性構造体が濡れて膨潤した状態にあるときに、前記第1および第3の長手方向堤防を含む周辺堤防が形成されることを特徴とする吸収性物品。
- 請求項1乃至5の何れか一項に記載の吸収性物品において、前記吸収材料が、吸収材料のパターンに沿って前記キャリア層と前記補助層との間に分布し、前記吸収材料のパターンが、ほぼ連続的に接続されていることを特徴とする吸収性物品。
- 請求項1乃至6の何れか一項に記載の吸収性物品において、前記吸収性構造体上の吸収材料の重量分布が、前記吸収性物品の液体侵襲点付近に相対的に多くの吸収材料が存在するような分布となっていることを特徴とする吸収性物品。
- 請求項1乃至7の何れか一項に記載の吸収性物品において、前記実質的に一時的な二次取り付け部の少なくとも一部またはすべてが、取り付け媒体としての少なくとも1種類の接着剤またはバインダーを用いて形成されていることを特徴とする吸収性物品。
- 請求項1乃至8の何れか一項に記載の吸収性物品において、前記二次取り付け部が二次結合領域に位置し、前記二次結合領域が、弱い二次結合領域と強い二次結合領域とからなり、前記弱い二次結合領域が、前記強い二次結合領域よりも速く遊離することを特徴とする吸収性物品。
- 請求項9に記載の吸収性物品において、前記弱い二次結合領域が、前記吸収性構造体の周辺部に配置され、それにより、前記吸収性構造体の長手方向および/または終端部の近くでの前記吸収材料の主要で容易な膨張が可能となり、それによって前記吸収性構造体中に閉じ込めまたは漏れ防止の障壁が形成されることを特徴とする吸収性物品。
- 請求項10に記載の吸収性物品において、前記吸収性構造体が、セルロースを実質的に含有しないことを特徴とする吸収性物品。
- 請求項11に記載の吸収性物品において、前記吸収材料の少なくとも80%が吸収性ポリマー材料であることを特徴とする吸収性物品。
- 請求項1乃至12の何れか一項に記載の吸収性物品において使用する吸収性構造体の製造方法において、
−キャリア層を提供するステップと、
−前記キャリア層を吸収材料で覆うステップと、
−前記キャリア層に連結可能な補助層で前記吸収材料を覆うステップと、
−実質的に永久的な一次取り付け部および実質的に一時的な二次取り付け部によって、前記キャリア層と前記補助層とを少なくとも部分的に互いに結合させるステップであって、前記実質的に一時的な二次取り付け部が、前記吸収性構造体を液体に曝露させる結果として遊離される一方、前記実質的に永久的な一次取り付け部が、実質的に無傷の状態を維持して、前記吸収性構造体に液体管理表面構造を提供するように、前記取り付け部が、熱的、機械的、熱機械的、化学結合、接着剤、硬化および/または超音波プロセスによって少なくとも部分的に形成される、ステップとを含み、
−前記一次および二次取り付け部は、前記吸収性構造体が濡れて膨潤した状態にあるときに、前記吸収性構造体の長手方向に延在する少なくとも第1および第2の長手方向液体誘導チャネルを作るとともに、前記長手方向に延在する少なくとも第1、第2および第3の長手方向堤防を作るように形成され、前記第1の長手方向液体誘導チャネルが、前記第1の長手方向堤防と前記第2の長手方向堤防との間に延在し、前記第2の長手方向液体誘導チャネルが、前記第2の長手方向堤防と前記第3の長手方向堤防との間に延在することを特徴とする方法。
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JP4814835B2 (ja) * | 2007-05-01 | 2011-11-16 | 大王製紙株式会社 | 体液吸収性物品 |
JP5001099B2 (ja) * | 2007-09-10 | 2012-08-15 | 花王株式会社 | 吸収性物品 |
EP2441417A1 (en) * | 2010-10-13 | 2012-04-18 | Romanova bvba starter | Absorbent structure |
EP3292850B1 (en) * | 2010-10-13 | 2020-10-07 | Drylock Technologies NV | Method for producing composite structure |
EP2444046A1 (en) * | 2010-10-20 | 2012-04-25 | Vynka Bvba | Environmentally friendly absorbent structure |
JP6596264B2 (ja) * | 2015-08-24 | 2019-10-23 | 大陽日酸株式会社 | 低温液化ガス燃焼・爆発試験用着火電極 |
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2010
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RU2013121790A (ru) | 2014-11-27 |
JP2019141640A (ja) | 2019-08-29 |
JP2017124209A (ja) | 2017-07-20 |
EP2629729A1 (en) | 2013-08-28 |
US20150038929A1 (en) | 2015-02-05 |
RU2756261C1 (ru) | 2021-09-28 |
DE202011110263U1 (de) | 2013-03-22 |
BR112013009483A8 (pt) | 2018-07-03 |
EP2444046A1 (en) | 2012-04-25 |
WO2012052172A1 (en) | 2012-04-26 |
ZA201303564B (en) | 2014-07-30 |
RU2666492C1 (ru) | 2018-09-07 |
JP2014500736A (ja) | 2014-01-16 |
BR112013009483A2 (pt) | 2016-07-26 |
RU2614088C2 (ru) | 2017-03-22 |
BR122018000134B1 (pt) | 2021-02-09 |
JP6112614B2 (ja) | 2017-04-12 |
BR112013009483B1 (pt) | 2020-09-01 |
BR122018000139B1 (pt) | 2021-02-09 |
BR122018000136B1 (pt) | 2021-02-09 |
US9295593B2 (en) | 2016-03-29 |
RU2756259C1 (ru) | 2021-09-28 |
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