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CO4700529A1 - Espuma hidrofilica flexible de poliuretano y proceso para su produccion - Google Patents

Espuma hidrofilica flexible de poliuretano y proceso para su produccion

Info

Publication number
CO4700529A1
CO4700529A1 CO98035586A CO98035586A CO4700529A1 CO 4700529 A1 CO4700529 A1 CO 4700529A1 CO 98035586 A CO98035586 A CO 98035586A CO 98035586 A CO98035586 A CO 98035586A CO 4700529 A1 CO4700529 A1 CO 4700529A1
Authority
CO
Colombia
Prior art keywords
foam
hydrophilic polyurethane
polyurethane foam
production
flexible hydrophilic
Prior art date
Application number
CO98035586A
Other languages
English (en)
Inventor
Gerhard Jozef Bleys
Dirk Gerber
Henk Grymomprez
Original Assignee
Syngenta Ltd
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 Syngenta Ltd filed Critical Syngenta Ltd
Publication of CO4700529A1 publication Critical patent/CO4700529A1/es

Links

Classifications

    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/36—After-treatment
    • C08J9/38—Destruction of cell membranes
    • 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
    • A61L15/26—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof
    • 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
    • A61L15/42—Use of materials characterised by their function or physical properties
    • A61L15/425—Porous materials, e.g. foams or sponges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/56—After-treatment of articles, e.g. for altering the shape
    • B29C44/5627—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching
    • B29C44/5636—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching with the addition of heat
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
    • 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
    • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2375/04—Polyurethanes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Hematology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Dispersion Chemistry (AREA)
  • Cell Biology (AREA)
  • Mechanical Engineering (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

Una espuma hidrofílica flexible de poliuretano la cualestá en un estado comprimido a una temperatura por encima de su temperatura de transición del vidrio (Tgs ) y la presión ambiental en ausencia de una fuerza adecuada para crear el estado comprimido.1Un proceso para producir una espuma de acuerdo con las reivindicaciones 1 a 16 que comprende los pasos de (a) aplicar una fuerza a la espuma adecuada para comprimir la espuma a una temperatura de 80 a 160°C durante un período de 1 a 60 minutos; y (b) retirar la fuerza y permitir que la espuma se enfríe a temperatura ambiente.
CO98035586A 1997-07-09 1998-06-23 Espuma hidrofilica flexible de poliuretano y proceso para su produccion CO4700529A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP97111608 1997-07-09

Publications (1)

Publication Number Publication Date
CO4700529A1 true CO4700529A1 (es) 1998-12-29

Family

ID=8227035

Family Applications (1)

Application Number Title Priority Date Filing Date
CO98035586A CO4700529A1 (es) 1997-07-09 1998-06-23 Espuma hidrofilica flexible de poliuretano y proceso para su produccion

Country Status (7)

Country Link
US (1) US6034149A (es)
EP (1) EP0996664A1 (es)
JP (1) JP2002511114A (es)
AU (1) AU7917298A (es)
CO (1) CO4700529A1 (es)
WO (1) WO1999002587A1 (es)
ZA (1) ZA985991B (es)

Families Citing this family (64)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9915088D0 (en) * 1999-06-29 1999-09-01 Smith & Nephew Absorbent device
US6866915B2 (en) * 2000-01-11 2005-03-15 Tempur World, Llc Cushion
PL201224B1 (pl) 2000-04-26 2009-03-31 Dow Global Technologies Trwała, chłonna pianka lateksowa o wysokiej pionowej sile ssącej i sposób jej wytwarzania oraz wytworzone z niej wyroby
US20040047910A1 (en) * 2000-07-07 2004-03-11 Christian Beckett Suppository and composition comprising at least one polyethylene glycol
EP1301551A2 (en) 2000-07-14 2003-04-16 Metabolix, Inc. Polyurethanes obtained from hydroxyalkanoates and isocyanates
US7629292B2 (en) * 2000-10-19 2009-12-08 Battelle Energy Alliance, Llc Composite media for ion processing
US20040122141A1 (en) * 2000-10-19 2004-06-24 Todd Terry A Composite media for ion processing and a method for making the composite media
AU2002231316A1 (en) * 2000-10-19 2002-04-29 Bechtel Bwxt Idaho, Llc Ion processing element with composite media
US20020077269A1 (en) * 2000-10-27 2002-06-20 Whitehouse Robert S. Alkanoic acid ester monomer compositions and methods of making same
ATE510898T1 (de) * 2000-10-27 2011-06-15 Metabolix Inc Zusammensetzungen enthaltend polyhydroxyalkanoate und reaktive monomere
CN1406258A (zh) 2000-12-27 2003-03-26 世界财产股份有限公司 聚氨酯泡沫材料及其制造方法
CA2450668C (en) 2001-06-14 2010-05-04 Providence Health System-Oregon Wound dressing and method for controlling severe, life-threatening bleeding
US8741335B2 (en) 2002-06-14 2014-06-03 Hemcon Medical Technologies, Inc. Hemostatic compositions, assemblies, systems, and methods employing particulate hemostatic agents formed from hydrophilic polymer foam such as Chitosan
US6664436B2 (en) 2001-07-24 2003-12-16 Kimberly-Clark Worldwide, Inc. Disposable products having humidity activated materials with shape-memory
US6933421B2 (en) * 2001-07-24 2005-08-23 Kimberly-Clark Worldwide Inc. Methods of making disposable products having humidity activated materials with shape-memory
US6627673B2 (en) 2001-07-24 2003-09-30 Kimberly-Clark Worldwide, Inc. Methods of making humidity activated materials having shape-memory
ES2344736T3 (es) * 2002-05-24 2010-09-06 Tempur World, Llc Almohada de confort.
US7530127B2 (en) * 2002-05-24 2009-05-12 Dan-Foam Aps Pillow and method of manufacturing a pillow
US20050137512A1 (en) * 2003-12-23 2005-06-23 Campbell Todd D. Wound dressing and method for controlling severe, life-threatening bleeding
AU2002950525A0 (en) * 2002-08-01 2002-09-12 Pacific Brands Household Products Pty Ltd Water absorbent flexible polyurethane foam
CA2441246A1 (en) * 2002-09-23 2004-03-23 Hilti Aktiengesellschaft Two-component foam system for producing constructional foams and their use
MXPA05008585A (es) * 2003-02-14 2005-11-04 Dow Global Technologies Inc Polimeros hidrofilicos de poliuretano derivados de un prepolimero terminado en isocianato basado en mdi.
CA2525792C (en) * 2003-05-15 2015-10-13 Biomerix Corporation Reticulated elastomeric matrices, their manufacture and use in implantable devices
US8133256B2 (en) 2003-10-02 2012-03-13 Lawrence Livermore National Security, Llc Shape memory polymer foams for endovascular therapies
US20070135907A1 (en) 2003-10-02 2007-06-14 The Regents Of The University Of California Stent with expandable foam
US20050165480A1 (en) * 2004-01-23 2005-07-28 Maybelle Jordan Endovascular treatment devices and methods
US8882786B2 (en) * 2004-02-17 2014-11-11 Lawrence Livermore National Security, Llc. System for closure of a physical anomaly
US11820852B2 (en) 2004-08-16 2023-11-21 Lawrence Livermore National Security, Llc Shape memory polymers
US9051411B2 (en) 2004-08-16 2015-06-09 Lawrence Livermore National Security, Llc Shape memory polymers
US8771294B2 (en) 2004-11-26 2014-07-08 Biomerix Corporation Aneurysm treatment devices and methods
US9204957B2 (en) 2005-03-17 2015-12-08 Hemcon Medical Technologies, Inc. Systems and methods for hemorrhage control and or tissue repair
US7469437B2 (en) * 2005-06-24 2008-12-30 Tempur-Pedic Management, Inc. Reticulated material body support and method
US20070032561A1 (en) * 2005-08-05 2007-02-08 I-Sioun Lin Modified hydrophilic polyurethane memory foam, application and manufacturing method thereof
GB2447833A (en) * 2006-01-27 2008-09-24 World Properties Inc Low friction coatings for adhesive dressings and method of manufacture thereof
US8143364B2 (en) * 2006-03-14 2012-03-27 Huntsman International Llc Composition made from a diisocyanate and a monoamine and process for preparing it
DE102006016636A1 (de) * 2006-04-08 2007-10-18 Bayer Materialscience Ag Polyurethan-Schäume für die Wundbehandlung
US8629195B2 (en) 2006-04-08 2014-01-14 Bayer Materialscience Ag Production of polyurethane foams
DE102006016639A1 (de) * 2006-04-08 2007-10-11 Bayer Materialscience Ag Verfahren zur Herstellung von Polyurethan-Schäumen
US8656537B2 (en) 2006-04-20 2014-02-25 Dan Foam Aps Multi-component pillow and method of manufacturing and assembling same
JP2009538192A (ja) 2006-05-23 2009-11-05 プロビデンス ヘルス システム−オレゴン ディー／ビー／エー プロビデンス セント ビンセント メディカル センター 体の内腔または体の中空器官内に包帯構造を導入および適用するシステムおよび方法
EP2028223A1 (de) * 2007-08-23 2009-02-25 Bayer MaterialScience AG EO/PO-Blockcopolymere als Stabilisatoren für PUR-Schäume
US20090084539A1 (en) * 2007-09-28 2009-04-02 Ping Duan Downhole sealing devices having a shape-memory material and methods of manufacturing and using same
EP2045279A1 (de) * 2007-10-05 2009-04-08 Bayer MaterialScience AG Polyurethan-Schäume für die Wundbehandlung
US8247466B2 (en) * 2008-04-21 2012-08-21 Fxi, Inc. Variable felted polyurethane foams for sponges and wipes
CA2723172A1 (en) 2008-05-02 2009-11-05 Providence Health System-Oregon D/B/A Providence St. Vincent Medical Cen Ter Wound dressing devices and methods
SE0801375L (sv) * 2008-06-12 2009-12-13 Moelnlycke Health Care Ab Sårförband
SE0801490L (sv) * 2008-06-24 2009-12-25 Moelnlycke Health Care Ab Sårförband
DE102008031183A1 (de) * 2008-07-03 2010-01-07 Paul Hartmann Ag Wundauflage
US20110274726A1 (en) 2008-10-06 2011-11-10 Providence Health System - Oregon Chitosan foam medical devices and methods
DK2338529T3 (da) 2009-12-24 2013-08-26 Hartmann Paul Ag Hydrogelmatrix med forbedrede klæbeegenskaber
US11993673B2 (en) 2010-05-06 2024-05-28 Lawrence Livermore National Security, Llc Shape memory polymers
GB201418651D0 (en) 2012-04-13 2014-12-03 Horio Fuminori And Inoac Usa Inc Hydrophilic polyurethane foam
US20150119837A1 (en) * 2012-05-29 2015-04-30 3M Innovative Properties Company Absorbent article comprising polymeric foam with superabsorbent and intermediates
EP2854880B1 (en) 2012-05-29 2019-03-13 3M Innovative Properties Company Absorbent article comprising polymeric foam
CN103087502A (zh) * 2012-12-28 2013-05-08 东莞市帕瑞诗贸易有限公司 一种亲水性聚氨酯泡绵及发泡工艺
US20150087737A1 (en) * 2013-09-24 2015-03-26 Dow Global Technologies Llc Hydrophilic Polyurethane Foam for Liquid Based Cleaning Applications
CN106795272B (zh) 2014-10-29 2021-01-01 陶氏环球技术有限责任公司 用于聚氨基甲酸酯泡沫的亲水性预聚物
US10265433B2 (en) * 2015-03-18 2019-04-23 Lawrence Livermore National Security, Llc Hemorrhage management system
US10918537B2 (en) 2015-10-05 2021-02-16 3M Innovative Properties Company Absorbent article comprising flexible polymeric foam and intermediates
CN106497007A (zh) * 2016-10-17 2017-03-15 东莞泰康泡绵有限公司 一种高吸水性泡绵及其发泡工艺
EP3551238B1 (en) 2016-12-07 2022-11-23 Emory University Deodorizing compositions, especially in combination with ostomy devices
PL4062875T3 (pl) 2017-03-14 2024-08-05 Shape Memory Medical, Inc. Pianki polimeru z pamięcią kształtu do uszczelniania przestrzeni wokół zastawek
JP2021181538A (ja) * 2020-05-19 2021-11-25 株式会社イノアック技術研究所 低膨潤親水性ウレタンフォーム
CN115322321B (zh) * 2022-08-03 2024-03-12 佳化化学科技发展（上海）有限公司 一种亲水性软质泡沫及其制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0739506B2 (ja) * 1988-09-30 1995-05-01 三菱重工業株式会社 形状記憶ポリマー発泡体
US5032622A (en) * 1990-07-02 1991-07-16 The Dow Chemical Company Densifiable and re-expandable polyurethane foam
US5686502A (en) * 1992-07-01 1997-11-11 Polyfoam Products, Inc. Water blown, hydrophilic, open cell polyurethane foams, method of making such foams and articles made therefrom
GB9301428D0 (en) * 1993-01-25 1993-03-17 Ici Plc Polyurethane foams
US5674917A (en) * 1995-03-30 1997-10-07 Woodbridge Foam Corporation Superabsorbent hydrophilic isocyanate-based foam and process for production thereof
US5844014A (en) * 1997-03-31 1998-12-01 The Dow Chemical Company Compressed, extruded, evacuated open-cell polymer foams and evacuated insulation panels containing them

Also Published As

Publication number Publication date
JP2002511114A (ja) 2002-04-09
EP0996664A1 (en) 2000-05-03
WO1999002587A1 (en) 1999-01-21
ZA985991B (en) 1999-01-18
US6034149A (en) 2000-03-07
AU7917298A (en) 1999-02-08

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