CA2159940C - Coversheet for an absorbent product - Google Patents

Coversheet for an absorbent product Download PDF

Info

Publication number
CA2159940C
CA2159940C CA002159940A CA2159940A CA2159940C CA 2159940 C CA2159940 C CA 2159940C CA 002159940 A CA002159940 A CA 002159940A CA 2159940 A CA2159940 A CA 2159940A CA 2159940 C CA2159940 C CA 2159940C
Authority
CA
Canada
Prior art keywords
structure according
styrene
elastomer
perforations
elastic film
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
CA002159940A
Other languages
English (en)
French (fr)
Other versions
CA2159940A1 (en
Inventor
Gianfranco Palumbo
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
Publication of CA2159940A1 publication Critical patent/CA2159940A1/en
Application granted granted Critical
Publication of CA2159940C publication Critical patent/CA2159940C/en
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
    • A61F13/53—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
    • 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 of the pads
    • 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
    • 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
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • 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
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/04—Punching, slitting or perforating
    • 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
    • B32B2305/00—Condition, form or state of the layers or laminate
    • B32B2305/10—Fibres of continuous length
    • B32B2305/20—Fibres of continuous length in the form of a non-woven mat
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/51—Elastic
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
    • Y10T428/24322—Composite web or sheet
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
    • Y10T428/24322—Composite web or sheet
    • Y10T428/24331—Composite web or sheet including nonapertured component
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249924—Noninterengaged fiber-containing paper-free web or sheet which is not of specified porosity
    • Y10T428/249933—Fiber embedded in or on the surface of a natural or synthetic rubber matrix
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249924—Noninterengaged fiber-containing paper-free web or sheet which is not of specified porosity
    • Y10T428/249933—Fiber embedded in or on the surface of a natural or synthetic rubber matrix
    • Y10T428/249938—Composite or conjugate fiber [e.g., fiber contains more than one chemically different material in monofilament or multifilament form, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/674—Nonwoven fabric with a preformed polymeric film or sheet
    • Y10T442/678—Olefin polymer or copolymer sheet or film [e.g., polypropylene, polyethylene, ethylene-butylene copolymer, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/674—Nonwoven fabric with a preformed polymeric film or sheet
    • Y10T442/679—Natural or synthetic rubber sheet or film
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/69—Autogenously bonded nonwoven fabric

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)
  • Laminated Bodies (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Nonwoven Fabrics (AREA)
CA002159940A 1994-10-07 1995-10-05 Coversheet for an absorbent product Expired - Fee Related CA2159940C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT94TO000799A IT1268105B1 (it) 1994-10-07 1994-10-07 Struttura di copertura per un articolo assorbente.
ITTO94A000799 1994-10-07

Publications (2)

Publication Number Publication Date
CA2159940A1 CA2159940A1 (en) 1996-04-08
CA2159940C true CA2159940C (en) 2000-01-18

Family

ID=11412818

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002159940A Expired - Fee Related CA2159940C (en) 1994-10-07 1995-10-05 Coversheet for an absorbent product

Country Status (17)

Country Link
US (1) US6106925A (enExample)
EP (1) EP0784461B1 (enExample)
JP (1) JPH10509337A (enExample)
KR (1) KR100203643B1 (enExample)
CN (1) CN1166783A (enExample)
AU (1) AU706997B2 (enExample)
BR (1) BR9509262A (enExample)
CA (1) CA2159940C (enExample)
DE (1) DE69527431T2 (enExample)
ES (1) ES2179889T3 (enExample)
IT (1) IT1268105B1 (enExample)
MX (1) MX9702460A (enExample)
NZ (1) NZ295552A (enExample)
PT (1) PT784461E (enExample)
TW (1) TW290446B (enExample)
WO (1) WO1996010979A1 (enExample)
ZA (1) ZA958459B (enExample)

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US6025050A (en) * 1994-06-15 2000-02-15 Bba Nonwovens Simpsonville, Inc. Thermally appertured nonwoven laminates for wipes and coverstock for hygienic articles
US5851935A (en) * 1996-08-29 1998-12-22 Bba Nonwovens Simpsonville, Inc. Cross-directionally stretchable elastomeric fabric laminated by thermal spot bonding
US5919177A (en) * 1997-03-28 1999-07-06 Kimberly-Clark Worldwide, Inc. Permeable fiber-like film coated nonwoven
US6168849B1 (en) * 1997-11-14 2001-01-02 Kimberly-Clark Worldwide, Inc. Multilayer cover system and method for producing same
AU763911B2 (en) * 1998-10-20 2003-08-07 Exxonmobil Chemical Patents Inc Breathable elastic laminates
EP1104668A1 (en) * 1999-12-01 2001-06-06 The Procter & Gamble Company Apertured elastic member
US6884494B1 (en) * 1999-12-21 2005-04-26 The Procter & Gamble Company Laminate web
US6863960B2 (en) 1999-12-21 2005-03-08 The Procter & Gamble Company User-activatible substance delivery system
US6808791B2 (en) 1999-12-21 2004-10-26 The Procter & Gamble Company Applications for laminate web
BR0016456A (pt) * 1999-12-21 2002-08-20 Artigo descartável
US6830800B2 (en) * 1999-12-21 2004-12-14 The Procter & Gamble Company Elastic laminate web
US20020039867A1 (en) * 1999-12-21 2002-04-04 The Procter & Gamble Company Substance encapsulating laminate web
JP4954412B2 (ja) * 1999-12-21 2012-06-13 ザ プロクター アンド ギャンブル カンパニー 有孔層を有する積層体ウェブ及びその製造方法
US6730622B2 (en) 1999-12-21 2004-05-04 The Procter & Gamble Company Electrical cable
US6878433B2 (en) 1999-12-21 2005-04-12 The Procter & Gamble Company Applications for laminate web
KR100617328B1 (ko) 2000-04-07 2006-08-30 더 프록터 앤드 갬블 캄파니 천공된 중합체성 필름 웹 및 이 웹을 사용한 흡수 제품
US7423003B2 (en) 2000-08-18 2008-09-09 The Procter & Gamble Company Fold-resistant cleaning sheet
US6986932B2 (en) * 2001-07-30 2006-01-17 The Procter & Gamble Company Multi-layer wiping device
US20030021951A1 (en) 2001-07-20 2003-01-30 The Procter & Gamble Company High-elongation apertured nonwoven web and method for making
US7204907B2 (en) * 2002-12-02 2007-04-17 Tredegar Film Products Corporation Absorbent device using an apertured nonwoven as an acquisition distribution layer
US6916750B2 (en) 2003-03-24 2005-07-12 Kimberly-Clark Worldwide, Inc. High performance elastic laminates made from high molecular weight styrenic tetrablock copolymer
JP3652695B2 (ja) * 2003-07-30 2005-05-25 ユニ・チャーム株式会社 使い捨ておむつ
US7507680B2 (en) * 2003-11-12 2009-03-24 Tredegar Film Products Corporation Composite elastic web
US8227660B2 (en) * 2004-06-10 2012-07-24 Daio Paper Corporation Absorptive article
ES2390771T3 (es) 2004-06-22 2012-11-16 Sca Hygiene Products Ab Artículo absorbente que comprende un laminado elástico
BRPI0418920B8 (pt) 2004-06-22 2021-06-22 Essity Hygiene & Health Ab artigo absorvente compreendendo um laminado elástico
AU2004323904B2 (en) 2004-10-04 2011-02-10 Essity Hygiene And Health Aktiebolag Absorbent article comprising an elastic web material
EP1674063A1 (en) * 2004-12-23 2006-06-28 3M Innovative Properties Company Extensible side panel
AU2005328393B2 (en) 2005-03-02 2012-03-08 Essity Hygiene And Health Aktiebolag Underwear article comprising an elastic laminate
EP1743762A1 (en) * 2005-07-13 2007-01-17 Exten S.A. Process and apparatus for producing breathable laminates
WO2007027701A2 (en) * 2005-08-29 2007-03-08 Cree James W Apertured laminate and method of making
WO2007127730A2 (en) * 2006-04-24 2007-11-08 Pantex Sud S.R.L. Elastic laminate comprising elastic substrate between extensible webs and methods for making
US7803244B2 (en) 2006-08-31 2010-09-28 Kimberly-Clark Worldwide, Inc. Nonwoven composite containing an apertured elastic film
RU2414203C2 (ru) * 2006-11-13 2011-03-20 Ска Хайджин Продактс Аб Поглощающее изделие, содержащее эластичный многослойный материал
BRPI0622117B8 (pt) 2006-11-13 2021-06-22 Essity Hygiene & Health Ab artigo absorvente que compreende um laminado elástico.
WO2008060204A1 (en) 2006-11-13 2008-05-22 Sca Hygiene Products Ab Elastic laminate and absorbent article comprising the laminate
JP5331331B2 (ja) * 2007-12-06 2013-10-30 花王株式会社 伸縮性吸収体
EA021791B1 (ru) 2008-01-24 2015-09-30 Клоупэй Плэстик Продактс Компани, Инк. Эластомерная пленка, многослойная эластомерная пленка, ламинат и способы их получения
CN101925459B (zh) * 2008-01-30 2014-06-25 优势创造实业有限责任公司 弹性层叠物及其制造方法
US8287677B2 (en) * 2008-01-31 2012-10-16 Kimberly-Clark Worldwide, Inc. Printable elastic composite
US8603281B2 (en) * 2008-06-30 2013-12-10 Kimberly-Clark Worldwide, Inc. Elastic composite containing a low strength and lightweight nonwoven facing
US8679992B2 (en) * 2008-06-30 2014-03-25 Kimberly-Clark Worldwide, Inc. Elastic composite formed from multiple laminate structures
ITPE20090001A1 (it) * 2009-01-09 2010-07-10 Texol Srl Procedimento per produrre ed ottenere un film elastometrico ventilabile con alte caratteristiche meccaniche di elasticizzazione.
CA2756149A1 (en) 2009-03-24 2010-09-30 James W. Cree Embossed textured webs and method for making
US9849602B2 (en) * 2009-12-18 2017-12-26 Advantage Creation Enterprise Llc Method for making extrusion coated perforated nonwoven web
CN105813814B (zh) 2013-12-12 2017-09-12 3M创新有限公司 制备聚合物多层膜的方法
EP3215085B1 (en) 2014-11-06 2019-10-09 The Procter and Gamble Company Crimped fiber spunbond nonwoven webs / laminates
EP3233464B1 (en) 2014-12-19 2025-11-12 Kimberly-Clark Worldwide, Inc. Nonwoven apertured elastic film with improved bonding features
JP6212531B2 (ja) * 2015-11-30 2017-10-11 大王製紙株式会社 吸収性物品
US10611131B2 (en) * 2016-04-19 2020-04-07 Aplix Perforated stretch laminate
EP3485859B1 (en) * 2016-08-31 2021-02-24 Unicharm Corporation Method and device for manufacturing sheet-like member for absorbent article

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US4525407A (en) * 1982-08-27 1985-06-25 Chicopee Elastic composites
IT1182491B (it) * 1985-07-04 1987-10-05 Faricerca Spa Struttura di rivestimento per prodotti igienico sanitari assorbenti e prodotto assorbente provvisto di tale rivestimento
US4657802A (en) * 1985-07-30 1987-04-14 Kimberly-Clark Corporation Composite nonwoven elastic web
US5188625A (en) * 1985-09-09 1993-02-23 Kimberly-Clark Corporation Sanitary napkin having a cover formed from a nonwoven web
US5037416A (en) * 1989-03-09 1991-08-06 The Procter & Gamble Company Disposable absorbent article having elastically extensible topsheet
MX9300424A (es) * 1992-11-06 1994-05-31 Kimberly Clark Co Tela laminada fibrosa y metodo y aparato para la fabricacion de la misma.
US5567501A (en) * 1994-06-15 1996-10-22 International Paper Company Thermally apertured nonwoven product
US5830555A (en) * 1994-06-15 1998-11-03 International Paper Company Thermally apertured nonwoven product and process for making same
US5628097A (en) * 1995-09-29 1997-05-13 The Procter & Gamble Company Method for selectively aperturing a nonwoven web

Also Published As

Publication number Publication date
MX9702460A (es) 1998-05-31
KR970705964A (ko) 1997-11-03
ITTO940799A1 (it) 1996-04-07
BR9509262A (pt) 1998-07-07
DE69527431T2 (de) 2003-06-18
IT1268105B1 (it) 1997-02-20
DE69527431D1 (de) 2002-08-22
AU3892295A (en) 1996-05-02
PT784461E (pt) 2002-10-31
WO1996010979A1 (en) 1996-04-18
ZA958459B (en) 1996-05-07
JPH10509337A (ja) 1998-09-14
KR100203643B1 (ko) 1999-06-15
EP0784461A4 (en) 1999-04-14
EP0784461B1 (en) 2002-07-17
EP0784461A1 (en) 1997-07-23
CN1166783A (zh) 1997-12-03
AU706997B2 (en) 1999-07-01
CA2159940A1 (en) 1996-04-08
ITTO940799A0 (it) 1994-10-07
ES2179889T3 (es) 2003-02-01
TW290446B (enExample) 1996-11-11
US6106925A (en) 2000-08-22
NZ295552A (en) 1999-05-28

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