DE69422031T2 - Koextrudiertes dreidimensionales flüssigkeitsdurchlässiges kunststoffnetz - Google Patents

Koextrudiertes dreidimensionales flüssigkeitsdurchlässiges kunststoffnetz

Info

Publication number
DE69422031T2
DE69422031T2 DE69422031T DE69422031T DE69422031T2 DE 69422031 T2 DE69422031 T2 DE 69422031T2 DE 69422031 T DE69422031 T DE 69422031T DE 69422031 T DE69422031 T DE 69422031T DE 69422031 T2 DE69422031 T2 DE 69422031T2
Authority
DE
Germany
Prior art keywords
melting point
polymeric material
web
point temperature
topsheet
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 - Fee Related
Application number
DE69422031T
Other languages
English (en)
Other versions
DE69422031D1 (de
Inventor
Hugh Thompson
Frederick Langdon
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
Application granted granted Critical
Publication of DE69422031D1 publication Critical patent/DE69422031D1/de
Publication of DE69422031T2 publication Critical patent/DE69422031T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • A61F13/15577—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
    • 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
    • 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
    • A61F13/512—Topsheet, i.e. the permeable cover or layer facing the skin characterised by its apertures, e.g. 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
    • A61F13/53—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
    • 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
    • A61F13/15577—Apparatus or processes for manufacturing
    • A61F2013/15821—Apparatus or processes for manufacturing characterized by the apparatus for manufacturing
    • 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
    • A61F13/51121—Topsheet, i.e. the permeable cover or layer facing the skin characterised by the material
    • A61F2013/51147—Topsheet, i.e. the permeable cover or layer facing the skin characterised by the material being polymeric films
    • 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
    • A61F2013/530131—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 being made in fibre but being not pulp
    • A61F2013/53016—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 being made in fibre but being not pulp having special shape

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Manufacturing & Machinery (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Laminated Bodies (AREA)
  • Wrappers (AREA)
DE69422031T 1993-04-02 1994-03-23 Koextrudiertes dreidimensionales flüssigkeitsdurchlässiges kunststoffnetz Expired - Fee Related DE69422031T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/042,345 US5342334A (en) 1993-04-02 1993-04-02 Coextruded three-dimensional fluid-pervious plastic web
PCT/US1994/003132 WO1994022407A1 (en) 1993-04-02 1994-03-23 Coextruded three-dimensional fluid-pervious plastic web

Publications (2)

Publication Number Publication Date
DE69422031D1 DE69422031D1 (de) 2000-01-13
DE69422031T2 true DE69422031T2 (de) 2000-07-13

Family

ID=21921374

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69422031T Expired - Fee Related DE69422031T2 (de) 1993-04-02 1994-03-23 Koextrudiertes dreidimensionales flüssigkeitsdurchlässiges kunststoffnetz

Country Status (12)

Country Link
US (1) US5342334A (de)
EP (1) EP0691836B1 (de)
JP (1) JPH08508425A (de)
KR (1) KR100353698B1 (de)
AT (1) ATE187322T1 (de)
AU (1) AU6697294A (de)
CA (1) CA2159585C (de)
DE (1) DE69422031T2 (de)
ES (1) ES2139074T3 (de)
NZ (1) NZ265750A (de)
SG (1) SG64323A1 (de)
WO (1) WO1994022407A1 (de)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU662531B2 (en) * 1991-06-12 1995-09-07 Mcneil-Ppc, Inc. Melt blown menstrual pad for application to the body
US5514105A (en) * 1992-01-03 1996-05-07 The Procter & Gamble Company Resilient plastic web exhibiting reduced skin contact area and enhanced fluid transfer properties
JPH07509623A (ja) * 1992-05-15 1995-10-26 ザ、プロクター、エンド、ギャンブル、カンパニー 生理用品
JP3061507B2 (ja) * 1993-03-24 2000-07-10 三井化学株式会社 体液吸収性物品の表面シート、その製造方法、およびその製造装置
EP0749740B1 (de) * 1995-06-19 2001-12-05 The Procter & Gamble Company Zweifache perforierte Decklagen für absorbierende Artikel
US5980814A (en) * 1995-09-01 1999-11-09 Mcneil-Ppc, Inc. Method for making an apertured film coated with a surface-active agent
US5770144A (en) * 1995-09-01 1998-06-23 Mcneil-Ppc, Inc. Method of forming improved apertured films by using fluid perforation
US5998696A (en) * 1995-09-06 1999-12-07 The Procter & Gamble Company Sanitary articles with multi aperture size film topsheets
US5643239A (en) * 1995-11-03 1997-07-01 Poly-Bond, Inc. Breathable disposable sanitary product construction
US5603707A (en) * 1995-11-28 1997-02-18 The Procter & Gamble Company Absorbent article having a rewet barrier
US6060638A (en) * 1995-12-22 2000-05-09 Kimberly-Clark Worldwide, Inc. Matched permeability liner/absorbent structure system for absorbent articles and the like
US6114595A (en) * 1996-04-11 2000-09-05 The Procter & Gamble Company Stretchable, extensible composite topsheet for absorbent articles
US5879343A (en) * 1996-11-22 1999-03-09 Kimberly-Clark Worldwide, Inc. Highly efficient surge material for absorbent articles
US5820973A (en) * 1996-11-22 1998-10-13 Kimberly-Clark Worldwide, Inc. Heterogeneous surge material for absorbent articles
US5843063A (en) 1996-11-22 1998-12-01 Kimberly-Clark Worldwide, Inc. Multifunctional absorbent material and products made therefrom
JP2000507479A (ja) * 1997-03-31 2000-06-20 ザ、プロクター、エンド、ギャンブル、カンパニー 体にフィットする複合生理用ナプキンの組立て方法
JP2002515805A (ja) * 1997-03-31 2002-05-28 ザ、プロクター、エンド、ギャンブル、カンパニー 身体にフィットする複合生理用ナプキンの組立方法
EP0946126A1 (de) * 1997-03-31 1999-10-06 The Procter & Gamble Company Fertigungsverfahren für mehrschicht-damenbinden zur anpassung an die körperform
CA2284658A1 (en) * 1997-03-31 1998-10-08 Shinichiro Seki A method for assembling body fitting compound sanitary napkin
WO1998043586A1 (en) * 1997-03-31 1998-10-08 The Procter & Gamble Company A method for assembling body fitting compound sanitary napkin
US6096668A (en) * 1997-09-15 2000-08-01 Kimberly-Clark Worldwide, Inc. Elastic film laminates
EP0953324A1 (de) * 1998-04-28 1999-11-03 The Procter & Gamble Company Perforiertes Verbundmaterial
US6228462B1 (en) 1998-05-15 2001-05-08 The Procter & Gamble Company Multilayer compression-resistant apertured web
US6291050B1 (en) 1998-10-30 2001-09-18 The Procter & Gamble Company Topsheet systems for absorbent articles exhibiting improved hydrophilicity gradients
US7722588B1 (en) * 1999-06-30 2010-05-25 Mcneil-Ppc, Inc. Multilayered apertured film wrapping element for absorbent articles
EP1244402B1 (de) * 1999-06-30 2006-07-05 McNEIL-PPC, INC. Tampon mit äusserer schicht und nicht-ionische oberflächenaktive substanz
AU2005225067A1 (en) * 1999-06-30 2005-11-17 Mcneil-Ppc, Inc. Multilayered apertured film for absorbent article
US7589249B2 (en) * 2000-02-16 2009-09-15 Mcneil-Ppc, Inc. Multiple zone apertured web
US6700036B2 (en) 2000-09-22 2004-03-02 Tredegar Film Products Corporation Acquisition distribution layer having void volumes for an absorbent article
US6610904B1 (en) 2000-09-22 2003-08-26 Tredegar Film Products Corporation Acquisition distribution layer having void volumes for an absorbent article
US20030195487A1 (en) * 2000-09-22 2003-10-16 Tredegar Film Products Corporation Absorbent article with enhanced cooling
US6743965B2 (en) 2000-12-21 2004-06-01 Mcneil-Ppc, Inc. Apertured polymeric film web with diol/surfactant additive
US6570055B2 (en) 2000-12-21 2003-05-27 Mcneil-Ppc, Inc Apertured polymeric film web with surfactant mixture additive
MXPA01009414A (es) * 2001-01-18 2004-06-07 Johnson & Johnson Elemento heterogeneo para envoltura de pelicula con aberturas para articulos absorbentes.
JP4486300B2 (ja) * 2002-07-25 2010-06-23 ユニ・チャーム株式会社 吸収性物品のトップシート
EP1417945B1 (de) * 2002-11-08 2008-12-31 The Procter & Gamble Company Absorbierender Wegwerfartikel mit schmutzverdeckender Deckschicht
CN100381277C (zh) * 2002-12-20 2008-04-16 屈德加薄膜产品股份有限公司 吸收用品中使用的有孔材料及其制造方法
US7819852B2 (en) * 2003-06-20 2010-10-26 The Procter & Gamble Company Sanitary napkin for clean body benefit
JP4570481B2 (ja) * 2005-03-01 2010-10-27 ユニ・チャームペットケア株式会社 ペット用***物吸収シート
US7518032B2 (en) * 2006-11-14 2009-04-14 Tredegar Film Products Corporation Three-dimensional apertured film for transmitting dynamically-deposited and statically-retained fluids
US20100121298A1 (en) * 2008-11-10 2010-05-13 Tredegar Film Products Corporation Transfer layer for absorbent article
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
US8383227B2 (en) 2010-01-28 2013-02-26 Tredegar Film Products Corporation Transfer layer for absorbent article
US8581020B2 (en) * 2010-01-28 2013-11-12 Tredegar Film Products Corporation Transfer layer for absorbent article

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US4342314A (en) * 1979-03-05 1982-08-03 The Procter & Gamble Company Resilient plastic web exhibiting fiber-like properties
US4315507A (en) * 1980-04-11 1982-02-16 Kimberly-Clark Corporation Sanitary napkin with heat fusible baffle
GB2142276B (en) * 1983-06-28 1986-09-03 Smith & Nephew Ass Absorbent materials
US4687478A (en) * 1984-03-20 1987-08-18 The Procter & Gamble Company Shaped sanitary napkin with flaps
US4681577A (en) * 1983-09-23 1987-07-21 Personal Products Company Disposable urinary and fecal waste containment product
US4710186A (en) * 1984-07-20 1987-12-01 Personal Products Company Clean and dry appearance facing
GB2171016B (en) * 1985-02-15 1989-02-01 Kao Corp Absorbent article
US4806411A (en) * 1986-03-14 1989-02-21 Mattingly Iii William B Coextruded apertured film sanitary napkin cover
US4690679A (en) * 1986-03-14 1987-09-01 Johnson & Johnson Coextruded apertured film sanitary napkin cover
US5135521A (en) * 1986-07-15 1992-08-04 Mcneil-Ppc, Inc. Sanitary napkin with composite cover
EP0304617B1 (de) * 1987-07-30 1995-01-11 Kao Corporation Sanitärartikel
US4883707A (en) * 1988-04-21 1989-11-28 James River Corporation High loft nonwoven fabric
US5006394A (en) * 1988-06-23 1991-04-09 The Procter & Gamble Company Multilayer polymeric film
US5143779A (en) * 1988-12-23 1992-09-01 Fiberweb North America, Inc. Rebulkable nonwoven fabric
EP0409535B1 (de) * 1989-07-18 1994-03-23 Mitsui Petrochemical Industries, Ltd. Nichtgewebter Stoff und Verfahren zu seiner Herstellung
BR9206308A (pt) * 1991-07-23 1994-08-02 Procter & Gamble Artigo absorvente
ZA92308B (en) * 1991-09-11 1992-10-28 Kimberly Clark Co Thin absorbent article having rapid uptake of liquid
JPH07501244A (ja) * 1991-11-19 1995-02-09 ザ、プロクター、エンド、ギャンブル、カンパニー 不織有孔フィルムカバーシートを有する吸収性製品

Also Published As

Publication number Publication date
SG64323A1 (en) 1999-04-27
ATE187322T1 (de) 1999-12-15
EP0691836A1 (de) 1996-01-17
DE69422031D1 (de) 2000-01-13
KR960701621A (ko) 1996-03-28
WO1994022407A1 (en) 1994-10-13
KR100353698B1 (ko) 2003-10-04
AU6697294A (en) 1994-10-24
CA2159585A1 (en) 1994-10-13
EP0691836B1 (de) 1999-12-08
US5342334A (en) 1994-08-30
JPH08508425A (ja) 1996-09-10
NZ265750A (en) 1997-10-24
ES2139074T3 (es) 2000-02-01
CA2159585C (en) 1999-03-16

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Legal Events

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8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee