JP6955488B2 - 成形フィルム捕捉分配層およびそれを有する吸収性デバイス - Google Patents
成形フィルム捕捉分配層およびそれを有する吸収性デバイス Download PDFInfo
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- JP6955488B2 JP6955488B2 JP2018516760A JP2018516760A JP6955488B2 JP 6955488 B2 JP6955488 B2 JP 6955488B2 JP 2018516760 A JP2018516760 A JP 2018516760A JP 2018516760 A JP2018516760 A JP 2018516760A JP 6955488 B2 JP6955488 B2 JP 6955488B2
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Description
本出願は、2015年10月20日に出願された米国仮特許出願第62/243,964号からの優先権の利益を主張するものであり、この米国仮特許出願の内容の全体は参照により本明細書に組み込まれる。
1ミクロン=.0001cm
m2=100cm×100cm=10,000cm2
ふくらみ(ミクロン)×0.0001=ふくらみ(cm)
捕捉分配層フィルムのふくらみは少なくとも=775ミクロン
775×.0001=.0775cm
.0775cm×10,000cm2=775cc/m2
3%の推定フィルム質量を除去する
775×.97=総空隙容量@750cm3/m2
Claims (18)
- トップシートと、
バックシートと、
前記トップシートと前記バックシートとの間の吸収材コアと、
前記トップシートと前記吸収材コアとの間の捕捉分配層とを備える吸収性デバイスであって、前記捕捉分配層が、前記トップシートの下部表面に接触し第1のセルの不規則なアレイを画定する複数のランドを有する成形フィルムを含み、
前記第1のセルの不規則なアレイは、規則的な幾何学的形状を形成しないランダムな種々の形状を有し、
前記吸収性デバイスが前記トップシートの上から見られたときに、前記第1のセルの不規則なアレイは前記複数のランドを肉眼で不可視にするように構成され、
複数の前記第1のセルの少なくともいくつかは約800ミクロンと約1400ミクロンとの間の内接円直径を有する、
吸収性デバイス。 - 前記トップシートが不織布トップシートである、請求項1に記載の吸収性デバイス。
- 前記複数のランドが、前記不織布トップシートでカムフラージュされることによって不可視である、請求項2に記載の吸収性デバイス。
- 前記捕捉分配層が少なくとも約775ミクロンのふくらみを有する、請求項1に記載の吸収性デバイス。
- 前記捕捉分配層が約1400ミクロンのふくらみを有する、請求項4に記載の吸収性デバイス。
- 前記複数のランドの上部表面が、概して平面にあり、低い皮膚閉塞および低い残留湿潤を提供する結合表面積を有する、請求項1に記載の吸収性デバイス。
- 前記結合表面積が、前記捕捉分配層の全体的な面積の約25%未満である、請求項6に記載の吸収性デバイス。
- 前記捕捉分配層が複数の段を有し、前記複数のランドの上部表面が上段を画定する、請求項1に記載の吸収性デバイス。
- 前記上段に対する少なくとも1つの下段が、セルの第2の不規則なアレイからなる、請求項8に記載の吸収性デバイス。
- 前記上段に対する下段が、反復パターンを有する幾何学的形状のセルの規則的なパターンからなる、請求項8に記載の吸収性デバイス。
- 前記複数の段が、約950ミクロンのふくらみを有する前記上段と、約690ミクロンのふくらみを有する中段と、約220ミクロンのふくらみを有する下段とを含む、請求項8に記載の吸収性デバイス。
- 複数のランドと、前記複数のランドに囲まれた複数のセルと、を備える捕捉分配層であって、
前記複数のランドが前記複数のセルのアレイを画定し、
前記複数のセルの前記アレイ中の前記複数のセルの各々が、不規則な形状であり、
前記複数のセルは、規則的な幾何学的形状を形成しないランダムな種々の形状を有し、
前記複数のランドは、前記捕捉分配層の全面積の25%未満である表面積を有し、
前記複数のセルの少なくともいくつかは、約800ミクロンと約1400ミクロンとの間の内接円直径を有する、
捕捉分配層。 - 前記複数のランドが約1400ミクロンのふくらみを有する、請求項12に記載の捕捉分配層。
- 第1の複数のランドを画定する第1の段と、
前記第1の段中の前記第1の複数のランドに囲まれた第1の複数のセルと、
第2の複数のランドを画定する第2の段と、
前記第2の段中の前記第2の複数のランドに囲まれた第2の複数のセルと、をさらに備え、
前記第1の複数のランドが、前記第1の複数のセルの第1のアレイを画定し、
前記第2の複数のランドが、前記第2の複数のセルの第2のアレイを画定し、
前記第1のアレイ中の前記第1の複数のセルの各々が、不規則な形状であり、
前記第2のアレイ中の前記第2の複数のセルの各々が、不規則な形状である、請求項12に記載の捕捉分配層。 - 少なくとも前記第1の複数のセルのいくつかおよび前記第2の複数のセルのいくつかが、約800ミクロンと約1400ミクロンとの間の内接円直径を有する、請求項14に記載の捕捉分配層。
- 前記第1の複数のランドおよび前記第2の複数のランドが、約1400ミクロンのふくらみを有する、請求項14に記載の捕捉分配層。
- 前記複数のランドは、前記捕捉分配層の全面積の8.5%〜25%である表面積を有する、請求項12に記載の捕捉分配層。
- 前記複数のランドは、前記捕捉分配層の全面積の10.5%〜25%である表面積を有する、請求項12に記載の捕捉分配層。
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PCT/US2016/057930 WO2017070357A1 (en) | 2015-10-20 | 2016-10-20 | Formed film acquistion distribution layer and absorptive device therewith |
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US3929135A (en) | 1974-12-20 | 1975-12-30 | Procter & Gamble | Absorptive structure having tapered capillaries |
US4342314A (en) * | 1979-03-05 | 1982-08-03 | The Procter & Gamble Company | Resilient plastic web exhibiting fiber-like properties |
US4324246A (en) * | 1980-05-12 | 1982-04-13 | The Procter & Gamble Company | Disposable absorbent article having a stain resistant topsheet |
US4509908A (en) | 1981-02-02 | 1985-04-09 | The Procter & Gamble Company | Apparatus for uniformly debossing and aperturing a resilient plastic web |
US4601868A (en) | 1982-04-21 | 1986-07-22 | The Procter & Gamble Company | Method of imparting a three-dimensional fiber-like appearance and tactile impression to a running ribbon of thermoplastic film |
US4964860A (en) * | 1990-07-18 | 1990-10-23 | The Procter & Gamble Company | Detachable two piece absorbent garment |
SE515689C2 (sv) * | 1999-08-30 | 2001-09-24 | Sca Hygiene Prod Ab | Absorberande porös struktur, metod för strukturens framställning samt absorberande alster innehållande strukturen. |
US6610904B1 (en) * | 2000-09-22 | 2003-08-26 | Tredegar Film Products Corporation | Acquisition distribution layer having void volumes for an absorbent article |
JP4911830B2 (ja) * | 2001-04-04 | 2012-04-04 | ピジョン株式会社 | 吸収性製品 |
US20030181882A1 (en) | 2002-03-22 | 2003-09-25 | Yasuo Toyoshima | Absorbent article |
BRPI0615991B8 (pt) | 2005-07-19 | 2021-07-27 | Dow Global Technologies Inc | espuma espumada, artigo, uso de um artigo, fralda infantil, artigo para incontinência em adultos, artigo absorvente de ciclo mensal feminino |
US8502013B2 (en) | 2007-03-05 | 2013-08-06 | The Procter And Gamble Company | Disposable absorbent article |
US8460778B2 (en) | 2008-12-15 | 2013-06-11 | Tredegar Film Products Corporation | Forming screens |
CN201445606U (zh) | 2009-04-29 | 2010-05-05 | 孙振辉 | 一种卫生巾 |
JP5723548B2 (ja) | 2009-08-04 | 2015-05-27 | トレデガー フィルム プロダクツ コーポレイション | 動的に堆積された流体および静的に保持された流体を送る三次元有孔フィルム |
JP6099030B2 (ja) | 2011-06-23 | 2017-03-22 | 花王株式会社 | 吸収性物品 |
WO2016064861A1 (en) | 2014-10-20 | 2016-04-28 | Tredegar Film Products Corporation | Absorbent article with three-dimensional film for liquid distribution |
CN204655297U (zh) | 2015-04-20 | 2015-09-23 | 上海丰格无纺布有限公司 | 一种用于护垫的表层面料 |
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CN108135723B (zh) | 2020-11-03 |
US10687992B2 (en) | 2020-06-23 |
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