CA2273914A1 - Improved composite elastic material and process for producing the same - Google Patents

Improved composite elastic material and process for producing the same Download PDF

Info

Publication number
CA2273914A1
CA2273914A1 CA002273914A CA2273914A CA2273914A1 CA 2273914 A1 CA2273914 A1 CA 2273914A1 CA 002273914 A CA002273914 A CA 002273914A CA 2273914 A CA2273914 A CA 2273914A CA 2273914 A1 CA2273914 A1 CA 2273914A1
Authority
CA
Canada
Prior art keywords
polymeric material
stress relaxation
composite elastic
facing
length
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.)
Abandoned
Application number
CA002273914A
Other languages
English (en)
French (fr)
Inventor
Oomman P. Thomas
James R. Fitts, Jr.
Donald V. Willitts
Richard M. Shane
Jack D. Taylor
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.)
Kimberly Clark Worldwide Inc
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2273914A1 publication Critical patent/CA2273914A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/02—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by a sequence of laminating steps, e.g. by adding new layers at consecutive laminating stations
    • 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
    • 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
    • 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
    • A61F13/49007—Form-fitting, self-adjusting disposable diapers
    • A61F13/49009—Form-fitting, self-adjusting disposable diapers with elastic means
    • A61F13/49011—Form-fitting, self-adjusting disposable diapers with elastic means the elastic means is located at the waist region
    • A61F13/49012—Form-fitting, self-adjusting disposable diapers with elastic means the elastic means is located at the waist region the elastic means being elastic panels
    • 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
    • A61F13/49007—Form-fitting, self-adjusting disposable diapers
    • A61F13/49009—Form-fitting, self-adjusting disposable diapers with elastic means
    • A61F13/49014—Form-fitting, self-adjusting disposable diapers with elastic means the elastic means is located at the side panels
    • 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
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B32B27/327—Layered products comprising a layer of synthetic resin comprising polyolefins comprising polyolefins obtained by a metallocene or single-site catalyst
    • 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
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • 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
    • B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
    • B32B37/144—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers using layers with different mechanical or chemical conditions or properties, e.g. layers with different thermal shrinkage, layers under tension during bonding
    • 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
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • 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
    • A61F13/513—Topsheet, i.e. the permeable cover or layer facing the skin characterised by its function or properties, e.g. stretchability, breathability, rewet, visual effect; having areas of different permeability
    • A61F2013/51322—Topsheet, i.e. the permeable cover or layer facing the skin characterised by its function or properties, e.g. stretchability, breathability, rewet, visual effect; having areas of different permeability being elastomeric or stretchable
    • 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
    • A61F13/51401—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by the material
    • A61F2013/51409—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by the material being a film
    • A61F2013/51429—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by the material being a film being elastomeric or stretchable sheet
    • 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
    • B32B2307/70—Other properties
    • B32B2307/726—Permeability to liquids, absorption
    • 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
    • B32B2367/00—Polyesters, e.g. PET, i.e. polyethylene terephthalate
    • 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
    • B32B2375/00—Polyureas; Polyurethanes
    • 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
    • B32B2555/00—Personal care
    • 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
    • B32B2555/00—Personal care
    • B32B2555/02—Diapers or napkins
CA002273914A 1996-12-30 1997-12-22 Improved composite elastic material and process for producing the same Abandoned CA2273914A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US77750596A 1996-12-30 1996-12-30
US08/777,505 1996-12-30
US85493497A 1997-05-13 1997-05-13
US08/854,934 1997-05-13
PCT/US1997/023825 WO1998029251A1 (en) 1996-12-30 1997-12-22 Improved composite elastic material and process for producing the same

Publications (1)

Publication Number Publication Date
CA2273914A1 true CA2273914A1 (en) 1998-07-09

Family

ID=27119325

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002273914A Abandoned CA2273914A1 (en) 1996-12-30 1997-12-22 Improved composite elastic material and process for producing the same

Country Status (6)

Country Link
EP (1) EP0954442A1 (ko)
KR (1) KR20000069777A (ko)
AU (1) AU734540B2 (ko)
BR (1) BR9714298A (ko)
CA (1) CA2273914A1 (ko)
WO (1) WO1998029251A1 (ko)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5964973A (en) * 1998-01-21 1999-10-12 Kimberly-Clark Worldwide, Inc. Method and apparatus for making an elastomeric laminate web
US6022430A (en) 1998-06-19 2000-02-08 Kimberly-Clark Worldwide, Inc. Method of making absorbent articles having an adjustable belt
US6322552B1 (en) 1998-06-19 2001-11-27 Kimberly-Clark Worldwide, Inc. Absorbent articles having belt loops and an adjustable belt
US6287287B1 (en) 1998-06-19 2001-09-11 Kimberly-Clark Worldwide, Inc. Disposable absorbent articles having passive side bonds and adjustable fastening systems
US6036805A (en) 1998-06-19 2000-03-14 Kimberly-Clark Worldwide, Inc. Method of making an asborbent article with prefastened side panels
AU6412199A (en) 1998-10-02 2000-04-26 3M Innovative Properties Company Laminated elastic composites
AU1702899A (en) * 1998-11-24 2000-06-13 Nordson Corporation Disposable diaper having elastic side panels
US6387471B1 (en) * 1999-03-31 2002-05-14 Kimberly-Clark Worldwide, Inc. Creep resistant composite elastic material with improved aesthetics, dimensional stability and inherent latency and method of producing same
CN1214077C (zh) 1999-09-17 2005-08-10 宝洁公司 低应力松弛弹性体材料
US7837665B2 (en) 2002-10-01 2010-11-23 Kimberly-Clark Worldwide, Inc. Three-piece disposable undergarment with folded crotch member
US7749211B2 (en) 2002-10-18 2010-07-06 Kimberly-Clark Worldwide, Inc. Body conforming absorbent garment and methods for the use and manufacture thereof
US7604624B2 (en) 2003-05-30 2009-10-20 Kimberly-Clark Worldwide, Inc. Disposable absorbent article with overlapping absorbent assembly secured to front and back panels
DE102004026070B4 (de) * 2004-05-25 2006-06-29 Sandra Baumgartner Verfahren zur Herstellung von elastischem Bahnmaterial
US7326311B2 (en) 2005-04-29 2008-02-05 Kimberly-Clark Worldwide, Inc. Method of producing intermittently elastic webs
US7491666B2 (en) * 2005-04-29 2009-02-17 Kimberly-Clark Worldwide, Inc. Latent elastic articles and methods of making thereof
US8057457B2 (en) 2006-06-21 2011-11-15 Sca Hygience Products Ab Belted absorbent garment
BRPI0621808B8 (pt) 2006-06-21 2021-06-22 Essity Hygiene & Health Ab vestuário absorvente dotado de cinto
EP2043843A4 (en) 2006-07-13 2010-09-01 Sca Hygiene Prod Ab AT LEAST TWO RAIL MATERIALS CONNECTING SEAMS
PL2073772T3 (pl) 2006-09-25 2014-03-31 Essity Hygiene & Health Ab Odzież chłonna z paskiem i sposób
BRPI0622070A2 (pt) 2006-10-03 2014-05-27 Sca Hygiene Prod Ab Vestuário absorvente e método para fazê-lo
WO2008143560A1 (en) 2007-05-21 2008-11-27 Sca Hygiene Products Ab Absorbent article with improved fit
US8353889B2 (en) 2007-11-08 2013-01-15 Sca Hygiene Products Ab Hygienic article with temporarily attached side panels
US8449519B2 (en) 2007-12-20 2013-05-28 Sca Hygiene Products Ab Seam joining together at least two web materials
US8709191B2 (en) * 2008-05-15 2014-04-29 Kimberly-Clark Worldwide, Inc. Latent elastic composite formed from a multi-layered film
CN102186444B (zh) 2008-10-16 2014-11-19 Sca卫生用品公司 具有包括标记的弹性侧裁片的吸收性物品
PL2349157T3 (pl) 2008-10-30 2015-08-31 Essity Hygiene & Health Ab Wyrób chłonny jednorazowego użytku zawierający metkę z nadrukiem
PL2349156T3 (pl) 2008-10-30 2015-02-27 Essity Hygiene & Health Ab Wyrób chłonny jednorazowego użytku zawierający częściowo połączoną nadrukowaną etykietę
CN102458338B (zh) 2009-06-26 2014-04-09 Sca卫生用品公司 制造裤型尿布的方法
US8945324B2 (en) 2011-04-04 2015-02-03 Kimberly-Clark Worldwide, Inc. Process for making elastomeric absorbent garments to reduce absorbent bunching

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4259220A (en) * 1978-12-06 1981-03-31 H. B. Fuller Company Hot melt adhesive for elastic banding
EP0327402A3 (en) * 1988-02-05 1990-10-10 Tonen Chemical Corporation Gas-permeable, waterproof composite sheet
EP0330716A3 (de) * 1988-03-02 1991-07-03 Ipf Interpatent + Franchise Aktiengesellschaft Sich bei Erwärmung kräuselndes Flächengebilde und Verfahren und Vorrichtung zur Herstellung eines solchen Flächengebildes
US4981747A (en) * 1988-09-23 1991-01-01 Kimberly-Clark Corporation Composite elastic material including a reversibly necked material
US5514470A (en) * 1988-09-23 1996-05-07 Kimberly-Clark Corporation Composite elastic necked-bonded material
CA1339061C (en) * 1988-09-23 1997-07-29 Michael Tod Morman Composite elastic necked-bonded material
US5116662A (en) * 1989-12-15 1992-05-26 Kimberly-Clark Corporation Multi-direction stretch composite elastic material
DE4000495C2 (de) * 1990-01-10 1994-03-03 Spohn Verpackungswerke Gmbh & Verfahren und Vorrichtung zum Kaschieren einer ungereckten Folie mit einer gereckten Folie sowie mehrschichtige Folie

Also Published As

Publication number Publication date
WO1998029251A1 (en) 1998-07-09
KR20000069777A (ko) 2000-11-25
AU5717798A (en) 1998-07-31
EP0954442A1 (en) 1999-11-10
AU734540B2 (en) 2001-06-14
BR9714298A (pt) 2000-04-25

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