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 mismoInfo
- 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
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
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)
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 |
DE69916424T2 (de) * | 1998-12-02 | 2005-05-19 | Nichiban Co. Ltd. | Druckempfindliches klebeband zur befestigung auf der haut und grundmaterial zu seiner benutzung |
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 |
AU7371200A (en) | 1999-09-17 | 2001-04-17 | Procter & Gamble Company, The | Low stress relaxation elastomeric materials |
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 |
US6982231B1 (en) * | 2000-10-27 | 2006-01-03 | Kimberly-Clark Worldwide, Inc. | Elastomeric, breathable laminate with enhanced breathability upon extension |
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)
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 |
-
1997
- 1997-12-15 AU AU55292/98A patent/AU5529298A/en not_active Abandoned
- 1997-12-15 WO PCT/US1997/023264 patent/WO1998029246A1/en active Application Filing
- 1997-12-22 PE PE1997001154A patent/PE4899A1/es not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
AU5529298A (en) | 1998-07-31 |
WO1998029246A1 (en) | 1998-07-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD | Application declared void or lapsed |