JP7150021B2 - 吸収性物品及びその製造方法 - Google Patents
吸収性物品及びその製造方法 Download PDFInfo
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- A61F13/00—Bandages or dressings; Absorbent pads
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Description
(a1/b1)>(a2/b2)
である。
b1<b2*2 及びa1<a2*2
のように構成することができる。
Claims (32)
- トップシートとバックシートに挟まれた吸収性コアを備える吸収性物品であって、前記吸収性物品は、縦軸y1方向、及び前記縦軸に垂直方向に延びる横軸x1方向に配置され、前記吸収性物品は、前部、後部及びクロッチ部を特定し、ここで、前記吸収性コアは上部及び下部を備えるコアカバーで囲まれた吸収性部材を備え、かつ、前記吸収性コアは、前記クロッチ部の前記縦軸y1方向に延びる、幅がw1である第1チャネル密封部、及び幅がw2である第2チャネル密封部の2つのチャネル密封部を特定する、前記上部及び下部のコアカバー側面を接合する、密封部アレンジメントで構成され、ここで、前記吸収性コアの前部は、前記吸収性コアの前縁部から前記前部へ延びる深さがcである凹部を形成し、前記吸収性コアの前記前縁部と各チャネル密封部の前縁部との間の距離がl2であり、前記深さcと前記距離l2との比が0.05~0.8である、吸収性物品。
- 凹部は、吸収性部材内に形成される、請求項1に記載の吸収性物品。
- 凹部は、コアカバー、及び吸収性部材内に形成される、請求項1に記載の吸収性物品。
- 物品の横方向のチャネル密封部間の距離b1が、凹部の最大幅b3未満である、請求項1~3のいずれか一項に記載の吸収性物品。
- 凹部の形状は、概ね、半円形、U字形、V字形、又は前部に延びる長方形である、請求項1~4のいずれか一項に記載の吸収性物品。
- 吸収性コアの前縁部と各チャネル密封部の前縁部との間の距離l2が、50~180mmである、請求項1~5のいずれか一項に記載の吸収性物品。
- 凹部の深さcは、10~40mmである、請求項1~6のいずれか一項に記載の吸収性物品。
- 吸収性コアは、縦方向に延び、かつ、前部のみ、後部のみ、又は前記前部、及び前記後部の両方に概ね配置される、少なくとも1つの湿潤インジケータを備える、請求項1~7のいずれか一項に記載の吸収性物品。
- 湿潤インジケータがクロッチ部内に延びないように配置される、請求項8に記載の吸収性物品。
- 湿潤インジケータは、チャネル密封部間に延びないように配置される、請求項8又は9に記載の吸収性物品。
- 湿潤インジケータは、縦軸y1に沿って配置される、請求項8~10のいずれか一項に記載の吸収性物品。
- 湿潤インジケータは、バックシートとコアカバーとの間に配置される、請求項8~11のいずれか一項に記載の吸収性物品。
- 吸収性コアは、略長方形である、請求項1~12のいずれか一項に記載の吸収性物品。
- チャネル密封部は、縦軸y1に略平行である、請求項1~13のいずれか一項に記載の吸収性物品。
- チャネル密封部は、吸収性材料を概ね含まない吸収性コアの部分を形成する2つの対応するチャネル内に配置される、請求項1~14のいずれか一項に記載の吸収性物品。
- チャネル密封部は、熱及び/又は機械溶接パターンにより形成される、請求項1~15のいずれか一項に記載の吸収性物品。
- 溶接パターンは、第1軸方向の沿って延びるように配置される第1列、及び前記第1軸と協同して第1角度α1を画定する第2軸方向に沿って延びるように配置される第2列に配置される、複数の溶接スポットを備える、請求項16記載の吸収性物品。
- 第1角度α1は、45~130°である、請求項17に記載の吸収性物品。
- 溶接スポットは、概ね長方形又は長円形である、請求項17又は18に記載の吸収性物品。
- 第1軸が、縦軸y1に対して30~60°にある第2角度α2を画定する、請求項17~19のいずれか一項に記載の吸収性物品。
- 吸収性コアの側面に沿って2つの側部シームをさらに備える、請求項1~20のいずれか一項に記載の吸収性物品。
- 幅が第1幅a1である中心セグメント5aが、吸収性部材内の各チャネル密封部の間に設けられ、各々幅が第2幅a2である2つの側部セグメントが、前記吸収性部材内の前記各チャネル密封部の外側に設けられる、請求項1~21のいずれか一項に記載の吸収性物品。
- 吸収性部材は、中心セグメントの吸収性材料の総量が、側部セグメント各々の前記吸収性材料の総量と概ね等しくなるように形成される、請求項22に記載の吸収性物品。
- 第3幅b1と第4幅b2は、2つのチャネル密封部と2つの側部シームとの間の幅であり、第1幅a1と前記第3幅b1との比が、第2幅a2と前記第4幅b2の比よりも大きい、請求項22又は23に記載の吸収性物品。
- クロッチ部の吸収性部材のうち、吸収性材料の33~41質量%が中央セグメントに、前記吸収性材料の25~33質量%が各側部セグメントにある、請求項22~24のいずれか一項に記載の吸収性物品。
- クロッチ部の吸収性材料は、パルプ材料、及び超吸収性材料を含み、前記パルプ材料の坪量は、50~400g/m2であり、前記超吸収性材料の坪量は、100~900g/m2である、請求項22~25のいずれか一項に記載の吸収性物品。
- 第1幅a1と第3幅b1の比が0.75~0.91であり、かつ、第2幅a2と第4幅b2の比が0.57~0.71である、請求項22~26のいずれか一項に記載の吸収性物品。
- 第1幅a1、第2幅a2、第3幅b1、及び第4幅b2が、b1<b2*2、及びa1<a2*2である、請求項22~27のいずれか一項に記載の吸収性物品。
- 吸収性部材は、基準重量が400~700g/m2であり、前記基準重量の最大偏差が±5%である、吸収性材料を含む、請求項1~28のいずれか一項に記載の吸収性物品。
- チャネル密封部は、略直線である、請求項1~29のいずれか一項に記載の吸収性物品。
- 上部及び下部を備えるコアカバーで囲まれた吸収性部材並びに前記上部及び下部のコアカバー側面を接合する密封部アレンジメントを含む、吸収性物品用吸収性コアであって、前記密封部アレンジメントは、クロッチ部の縦軸y1方向に延びる、幅がw1である第1チャネル密封部、及び幅がw2である第2チャネル密封部の2つのチャネル密封部を含み、ここで、前記吸収性コアの前部は、前記吸収性コアの前縁部から前記前部へ延びる深さがcである凹部を備え、前記吸収性コアの前記前縁部と各前記チャネル密封部の前縁部との間の距離がl2であり、前記深さcと前記距離l2との比が0.05~0.8である、吸収性コア。
- 縦軸y1方向、及び前記縦軸に垂直方向に延びる横軸x1方向を備え、前部、後部、及びクロッチ部を画定する、吸収性物品の製造方法であって、以下の:
吸収性部材を備える吸収性コアを形成し、前記吸収性部材を上部及び下部を備えるコアカバーに囲む工程;
前記クロッチ部に2つのチャネル密封部を設け、前記上部及び下部のコアカバー側面を接合する工程;
前記吸収性コアを液体透過性トップシート(3)と液体不透過性バックシート(4)との間に挟む工程;を含み、ここで、前記囲む工程はさらに、以下の:
前記吸収性コアの前部に、前記吸収性コアの前縁部から前部に延びる深さがcである、凹部を形成する工程;及び、
前記吸収性コアの前記前縁部と前記各チャネル密封部の前縁部との間の距離がl2であり、前記深さcと前記距離l2との比が0.05~0.8である、前記吸収性コアを形成する工程;を含む、方法。
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2017
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- 2017-12-21 US US16/757,684 patent/US11007095B2/en active Active
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- 2017-12-21 BR BR112020007555-8A patent/BR112020007555A2/pt not_active Application Discontinuation
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CN111246825A (zh) | 2020-06-05 |
EP3727257A4 (en) | 2021-09-08 |
ECSP20036569A (es) | 2020-08-31 |
RU2735710C1 (ru) | 2020-11-06 |
US20200375821A1 (en) | 2020-12-03 |
CO2020006579A2 (es) | 2020-06-19 |
BR112020007555A2 (pt) | 2020-09-24 |
EP3727257A1 (en) | 2020-10-28 |
JP2021506438A (ja) | 2021-02-22 |
WO2019125227A1 (en) | 2019-06-27 |
MY197309A (en) | 2023-06-12 |
US11007095B2 (en) | 2021-05-18 |
EP3727257B1 (en) | 2023-08-23 |
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