JP2012139381A - 体液吸収性のコアを含む体液吸収性物品、およびそのコアを製造する方法 - Google Patents
体液吸収性のコアを含む体液吸収性物品、およびそのコアを製造する方法 Download PDFInfo
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- A61F13/534—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 an inhomogeneous composition through the thickness of the pad
- A61F13/535—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 an inhomogeneous composition through the thickness of the pad inhomogeneous in the plane of the pad, e.g. core absorbent layers being of different sizes
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- 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
- A61F13/15577—Apparatus or processes for manufacturing
- A61F13/15617—Making absorbent pads from fibres or pulverulent material with or without treatment of the fibres
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- 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
- A61F13/15577—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
- A61F13/45—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 shape
- A61F13/47—Sanitary towels, incontinence pads or napkins
- A61F13/475—Sanitary towels, incontinence pads or napkins characterised by edge leakage prevention means
- A61F13/4751—Sanitary towels, incontinence pads or napkins characterised by edge leakage prevention means the means preventing fluid flow in a transversal direction
- A61F13/4756—Sanitary towels, incontinence pads or napkins characterised by edge leakage prevention means the means preventing fluid flow in a transversal direction the means consisting of grooves, e.g. channels, depressions or embossments, resulting in a heterogeneous surface level
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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
- A61F13/45—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 shape
- A61F13/49—Absorbent articles specially adapted to be worn around the waist, e.g. diapers
- A61F13/494—Absorbent articles specially adapted to be worn around the waist, e.g. diapers characterised by edge leakage prevention means
- A61F13/49466—Absorbent articles specially adapted to be worn around the waist, e.g. diapers characterised by edge leakage prevention means the edge leakage prevention means being at the waist region
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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
- A61F13/45—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 shape
- A61F13/49—Absorbent articles specially adapted to be worn around the waist, e.g. diapers
- A61F13/496—Absorbent articles specially adapted to be worn around the waist, e.g. diapers in the form of pants or briefs
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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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- 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
- 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
- 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
- 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
- A61F13/51108—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 the top sheet having corrugations or embossments having one axis relatively longer than the other axis, e.g. forming channels or grooves in a longitudinal direction
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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
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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
- A61F13/534—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 an inhomogeneous composition through the thickness of the pad
- A61F13/537—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 an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
- A61F2013/53765—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 an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer characterized by its geometry
- A61F2013/53778—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 an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer characterized by its geometry with grooves
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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
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Abstract
【解決手段】体液吸収性物品に使用されている体液吸収性のコア40に凹部43が形成される。コア40は、凹部43の周壁43aを画成している表層部分105と、表層部分105よりも内側に位置する内方部分106とを有する。表層部分105は主として吸水性繊維によって形成され、内方部分106は混合状態にある吸水性繊維と高吸水性ポリマー粒子とによって形成される。
【選択図】図5
Description
前記第1発明が対象とするのは、吸水性繊維と高吸水性ポリマー粒子とを含む体液吸収性のコアおよび前記コアの表面を被覆している透水性シートを有する体液吸収性物品である。
20 透水性シート(トップシート)
42 コア
42b 肌対向面(頂面)
42c 非肌対向面(底面)
43,43L,43R 凹部
43a 周壁
66 成形型
67a 凹部
68 底部
68c 透孔
69a,69b 壁部
69c 透孔
101 吸水性繊維(粉砕パルプ)
102 高吸水性ポリマー粒子
103,103a 表層部分
104,104a,104b,104c 表層部分
105,105a,105b 表層部分
106,106a,106b,106c 内方部分
111 コア層
112 コア層
113 コア層
143 凹部(孔部)
143a 周壁
204a 表層部分
205a 表層部分
243 凹部(孔部)
243a 周壁
X 横方向
Y 縦方向、厚さ方向
Z 前後方向
Claims (6)
- 吸水性繊維と高吸水性ポリマー粒子とを含む体液吸収性のコアおよび前記コアの表面を被覆している透水性シートを有する体液吸収性物品において、
前記コアは、前記透水性シートを介して前記体液吸収性物品の着用者の肌と向かい合う肌対向面と、その反対面である非肌対向面との両対向面を有し、前記両対向面の少なくとも一方の面には、前記一方の面から他方の面に向かう方向に深さ方向を有する凹部が形成してあり、
前記コアはまた、主として前記吸水性繊維によって形成されていて前記凹部の周壁を画成している表層部分と、前記表層部分よりも内側にあって前記吸水性繊維と前記高吸水性ポリマー粒子とが混合状態にある内方部分とを含んでいることを特徴とする前記体液吸収性物品。 - 前記凹部が前記深さ方向に底を有するものおよび前記両対向面間を貫通しているもののいずれかである請求項1記載の体液吸収性物品。
- 前記コアが互いに直交する横方向と厚さ方向と前後方向とを有し、前記横方向の中央には前記厚さ方向へ延びる前記凹部が形成され、前記コアの前記非肌対向面が不透水性シートによって被覆され、前記不透水性シートには前記凹部に並行して延びる弾性部材が伸長状態で取り付けられている請求項1または2記載の体液吸収性物品。
- 前記コアが互いに重なり合う複数のコア層によって形成され、前記コア層のうちのいずれかの層に前記凹部が形成され、前記凹部は前記厚さ方向における開口部分が前記コア層のうちで前記いずれかの層に重なる前記コア層に含まれた前記吸水性繊維で閉じられている請求項1〜3のいずれかに記載の体液吸収性物品。
- 体液吸収性物品における体液吸収性のコアを製造する方法において、
前記コアの製造工程が成形型に吸水性繊維を供給する繊維供給工程を含み、前記成形型が前記コアの立体的形状に相当する凹部を有し、前記凹部が底部と、前記底部から立ち上がる壁部とによって画成されており、
前記成形型の前記壁部の少なくとも一部分には、前記凹部に対してサクションを作用させることが可能な複数の透孔が形成され、
前記繊維供給工程では、前記透孔を介しての前記サクションの作用下に前記壁部の少なくとも一部分の表面が前記吸水性繊維で被覆されることを特徴とする前記方法。 - 前記成形型の前記底部にも、前記サクションを作用させることが可能な複数の透孔が形成され、
前記製造工程は、前記透孔を介しての前記サクションの作用下に前記底部と前記壁部の少なくとも一部分の表面とが前記吸水性繊維で被覆される第1工程と、前記第1工程の後に前記凹部に前記吸水性繊維と前記高吸水性ポリマー粒子とが供給される第2工程とを含む請求項5に記載の方法。
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010294192A JP5783719B2 (ja) | 2010-12-28 | 2010-12-28 | 体液吸収性のコアを含む体液吸収性物品 |
TW100148377A TWI574674B (zh) | 2010-12-28 | 2011-12-23 | A body fluid absorbent article containing a body of body fluid absorbency, and a method of manufacturing the core |
US13/878,649 US9107779B2 (en) | 2010-12-28 | 2011-12-28 | Bodily fluid absorbent article including bodily fluid absorbent core and method for making the core |
AU2011353422A AU2011353422B2 (en) | 2010-12-28 | 2011-12-28 | Bodily fluid absorbent article including bodily fluid absorbent core and method for making the core |
EP11852762.1A EP2658496B1 (en) | 2010-12-28 | 2011-12-28 | Bodily fluid absorbent article including bodily fluid absorbent core |
PCT/JP2011/007366 WO2012090508A1 (en) | 2010-12-28 | 2011-12-28 | Bodily fluid absorbent article including bodily fluid absorbent core and method for making the core |
CN201180057483.3A CN103237532B (zh) | 2010-12-28 | 2011-12-28 | 包括体液吸收性芯的体液吸收性物品及制造该芯的方法 |
ARP110104992A AR084640A1 (es) | 2010-12-28 | 2011-12-28 | Articulo absorbente de fluidos corporales que incluye un centro absorbente de fluidos corporales y metodo de fabricacion del centro |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010294192A JP5783719B2 (ja) | 2010-12-28 | 2010-12-28 | 体液吸収性のコアを含む体液吸収性物品 |
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Publication Number | Publication Date |
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JP2012139381A true JP2012139381A (ja) | 2012-07-26 |
JP5783719B2 JP5783719B2 (ja) | 2015-09-24 |
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Application Number | Title | Priority Date | Filing Date |
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JP2010294192A Active JP5783719B2 (ja) | 2010-12-28 | 2010-12-28 | 体液吸収性のコアを含む体液吸収性物品 |
Country Status (8)
Country | Link |
---|---|
US (1) | US9107779B2 (ja) |
EP (1) | EP2658496B1 (ja) |
JP (1) | JP5783719B2 (ja) |
CN (1) | CN103237532B (ja) |
AR (1) | AR084640A1 (ja) |
AU (1) | AU2011353422B2 (ja) |
TW (1) | TWI574674B (ja) |
WO (1) | WO2012090508A1 (ja) |
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- 2011-12-23 TW TW100148377A patent/TWI574674B/zh not_active IP Right Cessation
- 2011-12-28 AR ARP110104992A patent/AR084640A1/es unknown
- 2011-12-28 EP EP11852762.1A patent/EP2658496B1/en not_active Not-in-force
- 2011-12-28 AU AU2011353422A patent/AU2011353422B2/en not_active Ceased
- 2011-12-28 US US13/878,649 patent/US9107779B2/en not_active Expired - Fee Related
- 2011-12-28 CN CN201180057483.3A patent/CN103237532B/zh active Active
- 2011-12-28 WO PCT/JP2011/007366 patent/WO2012090508A1/en active Application Filing
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015087674A1 (ja) * | 2013-12-13 | 2015-06-18 | 花王株式会社 | 吸収体の製造装置 |
JP2015112393A (ja) * | 2013-12-13 | 2015-06-22 | 花王株式会社 | 吸収体の製造装置 |
JP2015181785A (ja) * | 2014-03-25 | 2015-10-22 | ユニ・チャーム株式会社 | 吸収体の製造装置及び製造方法 |
JP2018505717A (ja) * | 2015-01-16 | 2018-03-01 | ザ プロクター アンド ギャンブル カンパニー | 有利にチャネル形成された吸収性コア構造体及び膨張低減機構を備える吸収性パンツ |
WO2017026530A1 (ja) * | 2015-08-12 | 2017-02-16 | 住友精化株式会社 | 吸収体の製造方法 |
WO2017026529A1 (ja) * | 2015-08-12 | 2017-02-16 | 住友精化株式会社 | 吸収体の製造装置 |
US10945890B2 (en) | 2015-08-12 | 2021-03-16 | Sumitomo Seika Chemicals Co., Ltd. | Manufacturing method for absorbing body |
US11376167B2 (en) | 2015-08-12 | 2022-07-05 | Sumitomo Seika Chemicals Co., Ltd. | Apparatus for manufacturing absorbent body |
Also Published As
Publication number | Publication date |
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EP2658496A1 (en) | 2013-11-06 |
US20130289509A1 (en) | 2013-10-31 |
US9107779B2 (en) | 2015-08-18 |
EP2658496A4 (en) | 2015-03-04 |
WO2012090508A1 (en) | 2012-07-05 |
TWI574674B (zh) | 2017-03-21 |
AU2011353422B2 (en) | 2016-02-04 |
CN103237532A (zh) | 2013-08-07 |
AR084640A1 (es) | 2013-05-29 |
TW201225939A (en) | 2012-07-01 |
CN103237532B (zh) | 2015-11-25 |
AU2011353422A1 (en) | 2013-05-23 |
JP5783719B2 (ja) | 2015-09-24 |
EP2658496B1 (en) | 2017-09-06 |
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