CA2412442C - Absorbent articles with an improved ventilation - Google Patents

Absorbent articles with an improved ventilation Download PDF

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Publication number
CA2412442C
CA2412442C CA002412442A CA2412442A CA2412442C CA 2412442 C CA2412442 C CA 2412442C CA 002412442 A CA002412442 A CA 002412442A CA 2412442 A CA2412442 A CA 2412442A CA 2412442 C CA2412442 C CA 2412442C
Authority
CA
Canada
Prior art keywords
absorbent
article
darcy
absorbent article
core
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CA002412442A
Other languages
English (en)
French (fr)
Other versions
CA2412442A1 (en
Inventor
Cornelia Sprengard-Eichel
Matthias Konrad Hippe
Bruno Johannes Ehrnsperger
Mattias Schmidt
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Procter and Gamble Co
Original Assignee
Procter and Gamble Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Procter and Gamble Co filed Critical Procter and Gamble Co
Priority to CA2672562A priority Critical patent/CA2672562C/en
Publication of CA2412442A1 publication Critical patent/CA2412442A1/en
Application granted granted Critical
Publication of CA2412442C publication Critical patent/CA2412442C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • A61F13/53704—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 the layer having an inhibiting function on liquid propagation
    • 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
    • A61F13/514—Backsheet, i.e. the impermeable cover or layer furthest from the skin
    • A61F13/51456—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its properties
    • A61F13/51458—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its properties being air-pervious or breathable
    • A61F13/5146—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its properties being air-pervious or breathable having apertures of perforations
    • 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
    • A61F13/514—Backsheet, i.e. the impermeable cover or layer furthest from the skin
    • A61F13/51456—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its properties
    • A61F13/51458—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its properties being air-pervious or breathable
    • A61F13/51462—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its properties being air-pervious or breathable being defined by a value or parameter
    • 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
    • A61F13/514—Backsheet, i.e. the impermeable cover or layer furthest from the skin
    • A61F13/51474—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its structure
    • A61F13/51478—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its structure being a laminate, e.g. multi-layered or with several layers
    • 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
    • A61F13/53743—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 characterised by the position of the layer relative to the other layers
    • A61F13/53756—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 characterised by the position of the layer relative to the other layers the layer facing the back-sheet
    • 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
    • A61F13/5376—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 characterised by the performance of the layer, e.g. acquisition rate, distribution time, transfer time
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • 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
    • A61F2013/15463—Absorbency

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Dermatology (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Laminated Bodies (AREA)
CA002412442A 2000-06-21 2000-06-21 Absorbent articles with an improved ventilation Expired - Lifetime CA2412442C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA2672562A CA2672562C (en) 2000-06-21 2000-06-21 Absorbent articles with an improved ventilation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2000/017084 WO2001097734A2 (en) 2000-06-21 2000-06-21 Absorbent articles with an improved ventilation

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CA2672562A Division CA2672562C (en) 2000-06-21 2000-06-21 Absorbent articles with an improved ventilation

Publications (2)

Publication Number Publication Date
CA2412442A1 CA2412442A1 (en) 2001-12-27
CA2412442C true CA2412442C (en) 2009-10-13

Family

ID=21741525

Family Applications (2)

Application Number Title Priority Date Filing Date
CA002412442A Expired - Lifetime CA2412442C (en) 2000-06-21 2000-06-21 Absorbent articles with an improved ventilation
CA2672562A Expired - Lifetime CA2672562C (en) 2000-06-21 2000-06-21 Absorbent articles with an improved ventilation

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA2672562A Expired - Lifetime CA2672562C (en) 2000-06-21 2000-06-21 Absorbent articles with an improved ventilation

Country Status (6)

Country Link
EP (2) EP1294333A2 (de)
JP (2) JP2003535648A (de)
AU (2) AU2000258819A1 (de)
CA (2) CA2412442C (de)
MX (2) MXPA02012873A (de)
WO (2) WO2001097734A2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7211171B2 (en) 2002-01-05 2007-05-01 The Procter & Gamble Company Multiply tissue product
EP1325981A1 (de) * 2002-01-05 2003-07-09 The Procter & Gamble Company Mehrschichtige Tissue-Handtücher mit superabsorbierenden Fasern
US7174774B2 (en) 2002-08-30 2007-02-13 Kimberly-Clark Worldwide, Inc. Method and apparatus of detecting pooling of fluid in disposable or non-disposable absorbent articles
US8395016B2 (en) 2003-06-30 2013-03-12 The Procter & Gamble Company Articles containing nanofibers produced from low melt flow rate polymers
WO2005005704A2 (en) 2003-06-30 2005-01-20 The Procter & Gamble Company Particulates in nanofiber webs
US8487156B2 (en) 2003-06-30 2013-07-16 The Procter & Gamble Company Hygiene articles containing nanofibers
WO2005005696A1 (en) 2003-06-30 2005-01-20 The Procter & Gamble Company Coated nanofiber webs
US8101814B2 (en) * 2004-05-12 2012-01-24 The Procter & Gamble Company Breathable absorbent articles and composites comprising a vapor permeable, liquid barrier layer
US20060094320A1 (en) 2004-11-02 2006-05-04 Kimberly-Clark Worldwide, Inc. Gradient nanofiber materials and methods for making same
US7390760B1 (en) 2004-11-02 2008-06-24 Kimberly-Clark Worldwide, Inc. Composite nanofiber materials and methods for making same
US10653571B2 (en) * 2015-12-10 2020-05-19 The Procter & Gamble Company Article comprising odor control composition
CN110907613A (zh) * 2019-12-31 2020-03-24 露乐健康科技（广州）有限公司 婴幼儿纸尿裤“微气候”的测量评价装置及评价方法

Family Cites Families (27)

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US3073308A (en) * 1956-07-25 1963-01-15 Stamberger Paul Diaper inserts
JPS55116802A (en) * 1979-02-28 1980-09-08 Kao Corp Permeable disposable diaper
FR2462902A1 (fr) * 1979-08-10 1981-02-20 Oreal Element absorbant comprenant au moins une feuille de matiere plastique a structure deployee
US4321924A (en) * 1980-05-12 1982-03-30 The Procter & Gamble Company Bordered disposable absorbent article
DE3245196C2 (de) * 1982-12-07 1986-11-27 PKL Verpackungssysteme GmbH, 4000 Düsseldorf Poröse, mit einer Kunststofflage versehene, insbesondere aus einem kunststoffbeschichteten Papier oder Vlies bestehende Materialbahn und Verfahren zu deren Herstellung
JPS61186505A (ja) * 1985-02-14 1986-08-20 西野　鉄也 紙おむつ
US4657538A (en) * 1985-07-29 1987-04-14 Personal Products Company Panty liner with flow retarding layer
US5019062A (en) * 1988-06-23 1991-05-28 The Procter & Gamble Company Bicomponent material
CA2034984A1 (en) * 1990-09-21 1992-03-22 Paul T. Van Gompel Absorbent article with poly baffle
JP2586807Y2 (ja) * 1991-04-18 1998-12-14 大三株式会社 吸液処理材
US5204165A (en) * 1991-08-21 1993-04-20 International Paper Company Nonwoven laminate with wet-laid barrier fabric and related method
JPH063323U (ja) * 1991-10-16 1994-01-18 ベクトル株式会社 生理用ナプキン等の衛生材料
US5443606A (en) * 1992-03-26 1995-08-22 The University Of Tennessee Reserch Corporation Post-treatment of laminated nonwoven cellulosic fiber webs
KR100355653B1 (ko) * 1993-06-28 2003-03-15 더 프록터 앤드 갬블 캄파니 유체방향성 부여수단을 갖는 흡수용품
US5728446A (en) * 1993-08-22 1998-03-17 Johnston; Raymond P. Liquid management film for absorbent articles
EP0782504B1 (de) * 1994-09-20 2000-01-19 The University Of Tennessee Research Corporation Verbundstoffe aus microporösem film und vliesstoff
US5762643A (en) * 1994-11-03 1998-06-09 Tredegar Industries, Inc. Vacuum assisted application of thin vapor permeable, liquid impermeable coatings on apertured substrates and articles produced therefrom
GB2308814B (en) * 1994-11-23 1998-02-18 Kimberly Clark Co Disposable diaper having a humidity transfer area
US5614283A (en) * 1994-12-22 1997-03-25 Tredegar Industries Absorbent composite with three-dimensional film surface for use in absorbent disposable products
WO1997045259A1 (en) * 1996-05-29 1997-12-04 E.I. Du Pont De Nemours And Company Breathable composite sheet structure and absorbent articles utilizing same
EP0813849B1 (de) * 1996-06-17 2003-09-03 The Procter & Gamble Company Wasserdampfdurchlässige absorbierende Artikel
AU6464698A (en) * 1997-03-21 1998-10-20 Kimberly-Clark Worldwide, Inc. Dual-zoned absorbent webs
JP3754528B2 (ja) * 1997-03-31 2006-03-15 ユニ・チャーム株式会社 体液処理用吸収性物品
JPH10337306A (ja) * 1997-06-05 1998-12-22 Daisan Kk 吸液処理材
US6420625B1 (en) * 1997-09-12 2002-07-16 Kimberly-Clark Worldwide, Inc. Breathable, liquid-impermeable, apertured film/nonwoven laminate and process for making same
US5938648A (en) * 1997-12-03 1999-08-17 The Procter & Gamble Co. Absorbent articles exhibiting improved internal environmental conditions
WO2000010499A1 (en) * 1998-08-25 2000-03-02 Kimberly-Clark Worldwide, Inc. Absorbent article which has a high air exchange rate and maintains skin temperature when wet

Also Published As

Publication number Publication date
JP2003535648A (ja) 2003-12-02
EP1294333A2 (de) 2003-03-26
AU2001268639A1 (en) 2002-01-02
WO2001097734A3 (en) 2002-03-28
CA2672562C (en) 2013-08-27
WO2001097731A2 (en) 2001-12-27
CA2672562A1 (en) 2001-12-27
MXPA02012873A (es) 2003-05-14
MXPA02012558A (es) 2003-04-10
WO2001097734A2 (en) 2001-12-27
WO2001097731A3 (en) 2002-05-16
EP1294335A2 (de) 2003-03-26
JP2004512862A (ja) 2004-04-30
AU2000258819A1 (en) 2002-01-02
CA2412442A1 (en) 2001-12-27

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