PE4899A1 - Material laminar capaz de respirar de pelicula elastomerica y no tejida incluyendo elastomero de polietileno catalizado de metaloceno y metodo para hacer el mismo - Google Patents

Material laminar capaz de respirar de pelicula elastomerica y no tejida incluyendo elastomero de polietileno catalizado de metaloceno y metodo para hacer el mismo

Info

Publication number
PE4899A1
PE4899A1 PE1997001154A PE00115497A PE4899A1 PE 4899 A1 PE4899 A1 PE 4899A1 PE 1997001154 A PE1997001154 A PE 1997001154A PE 00115497 A PE00115497 A PE 00115497A PE 4899 A1 PE4899 A1 PE 4899A1
Authority
PE
Peru
Prior art keywords
length
film
ethylene
elastomeric
breathe
Prior art date
Application number
PE1997001154A
Other languages
English (en)
Inventor
Sharon Watkins Gwaltney
Susan Elaine Shawver
Paul Windsor Estey
Rob L Jacobs
Cindy Janja Milicevic
William B Haffner
Ann L Mccormack
Kevin G Hetzler
Original Assignee
Kimberly Clark 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 Kimberly Clark Co filed Critical Kimberly Clark Co
Publication of PE4899A1 publication Critical patent/PE4899A1/es

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
    • A61F13/51—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
    • A61F13/51464—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its properties being stretchable or elastomeric
    • 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
    • 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
    • A61F13/51—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
    • A61F13/5148—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 having an impervious inner layer and a cloth-like outer layer
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/18—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing inorganic materials
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/24—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • 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
    • B32B2323/00—Polyalkenes
    • B32B2323/04—Polyethylene
    • 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
    • B32B2437/00—Clothing
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C08J2323/08—Copolymers of ethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
    • C08L23/0815—Copolymers of ethene with aliphatic 1-olefins

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Dermatology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Vascular Medicine (AREA)
  • Manufacturing & Machinery (AREA)
  • Hematology (AREA)
  • Inorganic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Laminated Bodies (AREA)
  • Absorbent Articles And Supports Therefor (AREA)

Abstract

QUE COMPRENDE: A) UNA PELICULA ELASTOMERICA CON LONGITUD NO DERIVADA, LONGITUD EXTENDIDA DE 160% DE LA LONGITUD NO DERIVADA Y UNA LONGITUD DE RECUPERACION INMEDIATA DE POR LO MENOS 55% DE LA LONGITUD NO DERIVADA DESPUES DE UN CICLO DE ESTIRAMIENTO RESULTANDO LA LONGITUD EXTENDIDA, TIENE ADEMAS UNA VELOCIDAD DE TRANSMISION DE VAPOR DE AGUA DE 300 g/m2/24 h; E INCLUYE: i) UN POLIMERO CON BASE DE ETILENO CATALIZADO CON METALOCENO CON UNA DENSIDAD QUE VA DESDE 0,850 g/cc A 0,899 g/cc, Y SE SELECCIONA DE COPOLIMEROS DE ETILENO/BUTILENO, ETILENO/HEXENO, ETILENO/OCTENO Y COMBINACIONES DE ESTOS, Y ii) POR LO MENOS 30% POR PESO DE CARBONATO DE CALCIO COMO MATERIAL DE RELLENO QUE POSEE UN TAMANO DE PARTICULA ENTRE 0,5 Y 8 MICRAS, QUE CONTRIBUYE A LA FORMACION DE POROS; Y B) POR LO MENOS UNA CAPA DE SOPORTE UNIDA A LA CAPA DE LA PELICULA MENCIONADA. Y UN METODO QUE COMPRENDE: 1) PROPORCIONAR UNA RESINA POLIMERICA QUE INCLUYE UN POLIMERO CON BASE DE ETILENO CATALIZADO CON METALOCENO; 2) AGREGAR EL MATERIAL DE RELLENO PARA FORMAR UNA RESINA RELLENA; 3) FUNDIR UNA PELICULA DE LA RESINA RELLENA HASTA UNA PRIMERA LONGITUD; 4) ESTIRAR DICHA PELICULA EN DIRECCION A LA MAQUINA HASTA FORMAR UNA PELICULA MICROPOROSA CON UNA SEGUNDA LONGITUD; Y 5) UNIR UNA CAPA DE SOPORTE A LA PELICULA PARA FORMAR UN MATERIAL LAMINAR
PE1997001154A 1996-12-27 1997-12-22 Material laminar capaz de respirar de pelicula elastomerica y no tejida incluyendo elastomero de polietileno catalizado de metaloceno y metodo para hacer el mismo PE4899A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US77485296A 1996-12-27 1996-12-27
US85465897A 1997-05-12 1997-05-12

Publications (1)

Publication Number Publication Date
PE4899A1 true PE4899A1 (es) 1999-02-09

Family

ID=27118964

Family Applications (1)

Application Number Title Priority Date Filing Date
PE1997001154A PE4899A1 (es) 1996-12-27 1997-12-22 Material laminar capaz de respirar de pelicula elastomerica y no tejida incluyendo elastomero de polietileno catalizado de metaloceno y metodo para hacer el mismo

Country Status (3)

Country Link
AU (1) AU5529298A (es)
PE (1) PE4899A1 (es)
WO (1) WO1998029246A1 (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6383431B1 (en) 1997-04-04 2002-05-07 The Procter & Gamble Company Method of modifying a nonwoven fibrous web for use as component of a disposable absorbent article
US6277479B1 (en) 1997-12-19 2001-08-21 Kimberly-Clark Worldwide, Inc. Microporous films having zoned breathability
KR20010033760A (ko) * 1997-12-31 2001-04-25 로날드 디. 맥크레이 일회용 흡수 용품에 사용하기 위한 접착제
US6063981A (en) * 1998-01-20 2000-05-16 Kimberly-Clark Worldwide, Inc. Adhesive for use in disaposable absorbent products
US6649548B1 (en) * 1998-10-02 2003-11-18 Kimberly-Clark Worldwide, Inc. Nonwoven web and film laminate with improved strength and method of making the same
US6262330B1 (en) * 1998-12-02 2001-07-17 Nichiban Co., Ltd. Pressure sensitive adhesive tape for skin and base material therefor
JP3510145B2 (ja) * 1999-04-13 2004-03-22 ユニ・チャーム株式会社 使い捨ておむつ
US6350399B1 (en) 1999-09-14 2002-02-26 Kimberly-Clark Worldwide, Inc. Method of forming a treated fiber and a treated fiber formed therefrom
DE60024126T2 (de) 1999-09-17 2006-07-27 The Procter & Gamble Company, Cincinnati Elastomere Materialien mit niedriger Spannungsrelaxation
US6982231B1 (en) * 2000-10-27 2006-01-03 Kimberly-Clark Worldwide, Inc. Elastomeric, breathable laminate with enhanced breathability upon extension
US6914018B1 (en) * 2000-10-27 2005-07-05 Kimberly-Clark Worldwide, Inc. Biaxial stretch, breathable laminate with cloth-like aesthetics and method for making same
US6808795B2 (en) 2001-03-27 2004-10-26 The Procter & Gamble Company Polyhydroxyalkanoate copolymer and polylactic acid polymer compositions for laminates and films
US7098292B2 (en) 2003-05-08 2006-08-29 The Procter & Gamble Company Molded or extruded articles comprising polyhydroxyalkanoate copolymer and an environmentally degradable thermoplastic polymer
US6706942B1 (en) 2003-05-08 2004-03-16 The Procter & Gamble Company Molded or extruded articles comprising polyhydroxyalkanoate copolymer compositions having short annealing cycle times

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5385972A (en) * 1992-12-28 1995-01-31 Mitsubishi Petrochemical Co., Ltd. Filler-containing resin composition and stretched films using same
JP3109056B2 (ja) * 1993-10-19 2000-11-13 三菱化学株式会社 通気性樹脂フィルム
CA2116081C (en) * 1993-12-17 2005-07-26 Ann Louise Mccormack Breathable, cloth-like film/nonwoven composite
US5445862A (en) * 1993-12-24 1995-08-29 Tokuyama Corporation Porous film and process for production thereof
US6114024A (en) * 1995-08-01 2000-09-05 Kimberly-Clark Worldwide, Inc. Multilayer breathable film
JPH0977893A (ja) * 1995-09-12 1997-03-25 Mitsui Petrochem Ind Ltd 通気性フィルム
US5945210A (en) * 1995-12-13 1999-08-31 Mitsui Chemicals, Inc. Porous film and preparation process thereof

Also Published As

Publication number Publication date
WO1998029246A1 (en) 1998-07-09
AU5529298A (en) 1998-07-31

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