AU768450B2 - High-resilient polyurethane foams produced from polyether polyols - Google Patents

High-resilient polyurethane foams produced from polyether polyols Download PDF

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Publication number
AU768450B2
AU768450B2 AU55295/00A AU5529500A AU768450B2 AU 768450 B2 AU768450 B2 AU 768450B2 AU 55295/00 A AU55295/00 A AU 55295/00A AU 5529500 A AU5529500 A AU 5529500A AU 768450 B2 AU768450 B2 AU 768450B2
Authority
AU
Australia
Prior art keywords
weight
parts
polyether
foam
propylene oxide
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.)
Ceased
Application number
AU55295/00A
Other languages
English (en)
Other versions
AU5529500A (en
Inventor
Manfred Dietrich
Jurgen Gronen
Pramod Gupta
Jorg Hofmann
Pieter Ooms
Hans-Jurgen Rabe
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.)
Covestro Deutschland AG
Original Assignee
Bayer AG
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=7911864&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU768450(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Bayer AG filed Critical Bayer AG
Publication of AU5529500A publication Critical patent/AU5529500A/en
Application granted granted Critical
Publication of AU768450B2 publication Critical patent/AU768450B2/en
Assigned to COVESTRO DEUTSCHLAND AG reassignment COVESTRO DEUTSCHLAND AG Alteration of Name(s) in Register under S187 Assignors: BAYER AKTIENGESELLSCHAFT
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
    • C08G65/2642—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds characterised by the catalyst used
    • C08G65/2645—Metals or compounds thereof, e.g. salts
    • C08G65/2663—Metal cyanide catalysts, i.e. DMC's
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4833—Polyethers containing oxyethylene units
    • C08G18/4837—Polyethers containing oxyethylene units and other oxyalkylene units
    • C08G18/4845—Polyethers containing oxyethylene units and other oxyalkylene units containing oxypropylene or higher oxyalkylene end groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4833—Polyethers containing oxyethylene units
    • C08G18/4837—Polyethers containing oxyethylene units and other oxyalkylene units
    • C08G18/485—Polyethers containing oxyethylene units and other oxyalkylene units containing mixed oxyethylene-oxypropylene or oxyethylene-higher oxyalkylene end groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4866—Polyethers having a low unsaturation value
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2110/00—Foam properties
    • C08G2110/0008—Foam properties flexible
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2110/00—Foam properties
    • C08G2110/0083—Foam properties prepared using water as the sole blowing agent

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Toxicology (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Materials For Medical Uses (AREA)
  • Polyethers (AREA)
AU55295/00A 1999-06-19 2000-06-06 High-resilient polyurethane foams produced from polyether polyols Ceased AU768450B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19928156A DE19928156A1 (de) 1999-06-19 1999-06-19 Aus Polyetherpolyolen hergestellte Polyurethan-Weichschäume
DE19928156 1999-06-19
PCT/EP2000/005167 WO2000078837A1 (de) 1999-06-19 2000-06-06 Aus polyetherpolyolen hergestellte polyurethan-weichschäume

Publications (2)

Publication Number Publication Date
AU5529500A AU5529500A (en) 2001-01-09
AU768450B2 true AU768450B2 (en) 2003-12-11

Family

ID=7911864

Family Applications (1)

Application Number Title Priority Date Filing Date
AU55295/00A Ceased AU768450B2 (en) 1999-06-19 2000-06-06 High-resilient polyurethane foams produced from polyether polyols

Country Status (21)

Country Link
US (1) US6858655B1 (enExample)
EP (1) EP1194468B2 (enExample)
JP (2) JP4768178B2 (enExample)
KR (1) KR100697731B1 (enExample)
CN (1) CN1170867C (enExample)
AT (1) ATE276299T1 (enExample)
AU (1) AU768450B2 (enExample)
BR (1) BR0011777A (enExample)
CA (1) CA2375285C (enExample)
DE (2) DE19928156A1 (enExample)
DK (1) DK1194468T4 (enExample)
ES (1) ES2228545T5 (enExample)
HK (1) HK1047598B (enExample)
MX (1) MXPA01012985A (enExample)
NO (1) NO329941B1 (enExample)
PL (1) PL209418B1 (enExample)
PT (1) PT1194468E (enExample)
SI (1) SI1194468T2 (enExample)
TW (1) TW591045B (enExample)
WO (1) WO2000078837A1 (enExample)
ZA (1) ZA200109264B (enExample)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10108484A1 (de) 2001-02-22 2002-09-05 Bayer Ag Verbessertes Verfahren zur Herstelung von Polyetherpolyolen
DE10108485A1 (de) * 2001-02-22 2002-09-05 Bayer Ag Verbessertes Verfahren zur Herstellung von Polyetherpolyolen
JP4715002B2 (ja) * 2001-02-27 2011-07-06 旭硝子株式会社 軟質ポリウレタンフォームの製造方法
WO2002088148A1 (en) 2001-04-30 2002-11-07 The Regents Of The University Of Michigan Isoreticular metal-organic frameworks, process for forming the same, and systematic design of pore size and functionality therein,with application for gas storage
DE10143195A1 (de) * 2001-09-04 2003-03-20 Basf Ag Integriertes Verfahren zur Herstellung von Polyurethan-Schäumen
US20030078311A1 (en) 2001-10-19 2003-04-24 Ulrich Muller Process for the alkoxylation of organic compounds in the presence of novel framework materials
DE10226415A1 (de) * 2002-06-13 2003-12-24 Basf Ag Verfahren zur Herstellung von Polyetheralkoholen
US7094811B2 (en) 2002-10-03 2006-08-22 Bayer Corporation Energy absorbing flexible foams produced in part with a double metal cyanide catalyzed polyol
DE10259184B3 (de) 2002-12-18 2004-09-09 Bayer Ag Stabile Polyoldispersionen und daraus hergestellte Polyurethanformkörper und ihre Verwendung
ATE466865T1 (de) 2003-05-09 2010-05-15 Univ Michigan Mofs mit einer hohen oberfläche und methode zu deren herstellung
DE10324998A1 (de) * 2003-06-03 2004-12-23 Basf Ag Herstellung von Polyetheralkoholen unter Verwendung der DMC-Katalyse
DE102004013408A1 (de) * 2004-03-18 2005-10-06 Basf Ag Polyetheralkohole und Verfahren zur Herstellung von Polyetheralkoholen zur Polyurethansynthese
DE102004047524A1 (de) * 2004-09-28 2006-03-30 Basf Ag Verfahren zur Herstellung von Polyurethan-Weichschaumstoffen
CN101189244A (zh) 2004-10-22 2008-05-28 密歇根大学董事会 共价连接的有机骨架和多面体
BRPI0516890A (pt) * 2004-10-26 2008-09-23 Dow Global Technologies Inc processo para preparar um poliéter, composição de poliéter e composição iniciadora
DE102004062540A1 (de) * 2004-12-24 2006-07-06 Bayer Materialscience Ag Polyurethan-Hartschaumstoffe, ein Verfahren zu ihrer Herstellung sowie ihre Verwendung
PT1874459E (pt) 2005-04-07 2016-02-08 Univ Michigan Alta adsorção de gás numa estrutura microporosa organometálica com locais metálicos abertos
WO2007038508A2 (en) 2005-09-26 2007-04-05 The Regents Of The University Of Michigan Metal-organic frameworks with exceptionally high capacity for storage of carbon dioxide at room-temperature
PL1988996T3 (pl) 2006-02-28 2018-01-31 Univ Michigan Regents Otrzymywanie szkieletów zeolitu z grupami funkcyjnymi
TW200801060A (en) * 2006-02-28 2008-01-01 Asahi Glass Co Ltd Flexible polyurethane foam and process for producing the same
US20070299153A1 (en) * 2006-06-23 2007-12-27 Hager Stanley L Viscoelastic foams with slower recovery and improved tear
DE102007002555A1 (de) * 2007-01-17 2008-07-24 Bayer Materialscience Ag Doppelmetallcyanid-Katalysatoren für die Herstellung von Polyetherpolyolen
US20090012195A1 (en) * 2007-07-05 2009-01-08 Neff Raymond A Resin composition for use in forming a polyurethane article with increased comfort
CN101121784B (zh) * 2007-08-07 2010-05-19 江苏钟山化工有限公司 一种蓖麻油基聚醚多元醇的合成方法
US8901187B1 (en) 2008-12-19 2014-12-02 Hickory Springs Manufacturing Company High resilience flexible polyurethane foam using MDI
US20100160470A1 (en) * 2008-12-23 2010-06-24 Smiecinski Theodore M Flexible Polyurethane Foam
US8604094B2 (en) 2008-12-23 2013-12-10 Basf Se Flexible polyurethane foam and method of producing same
US8906975B1 (en) 2009-02-09 2014-12-09 Hickory Springs Manufacturing Company Conventional flexible polyurethane foam using MDI
US20110230581A1 (en) * 2010-03-17 2011-09-22 Bayer Materialscience Llc Process for the production of polyether polyols with a high ethylene oxide content
EP2560944A4 (en) * 2010-04-23 2014-03-26 Bayer Materialscience Llc POLYOLS SUITABLE FOR THE MANUFACTURE OF A HOT-REFILLED FOAM WITH HIGH QUANTITY OF RENEWABLE RESOURCES
MX344909B (es) * 2010-05-14 2017-01-11 Basf Se Métodos para producir polieteroles.
AU2011293802B2 (en) * 2010-08-24 2014-03-27 Dow Global Technologies Llc Ethylene oxide/propylene oxide polyether polyols and polyurethanes made therefrom
EP2758443B1 (en) * 2011-09-21 2019-02-27 Dow Global Technologies LLC Polyurethanes made using mixtures of tertiary amine compounds and lewis acids as catalysts
SG10201604976RA (en) 2011-12-20 2016-08-30 Bayer Ip Gmbh Hydroxy-aminopolymers and method for producing same
KR101448684B1 (ko) * 2012-12-11 2014-10-13 삼두종합기술주식회사 폴리에테르의 제조방법
MX382310B (es) * 2013-05-30 2025-03-13 Dow Global Technologies Llc Polioles híbridos.
CN103722637A (zh) * 2013-12-27 2014-04-16 哈尔滨市合众聚氨酯制品有限公司 大孔径聚酯型聚氨酯软泡的生产方法及使用的分流装置
US11518841B2 (en) * 2017-07-20 2022-12-06 Bionanofoam Llc Bio-based and hydrophilic polyurethane prepolymer and foam made therefrom
US11597793B2 (en) * 2016-07-21 2023-03-07 Bionanofoam Llc Bio-based and hydrophilic polyurethane prepolymer mixture
US10975190B2 (en) * 2016-07-21 2021-04-13 Bionanofoam Llc Bio-based and hydrophilic polyurethane prepolymer and foam made therefrom
PT3526267T (pt) * 2016-10-17 2023-07-12 Basf Se Compósito de pu reforçado com tecido espaçador 3d e sua utilização
EP3920860B1 (de) * 2019-02-07 2024-05-29 Basf Se Polyurethanweichschaumstoffe mit hoher wasseraufnahmefähigkeit
CN111072915A (zh) * 2019-12-11 2020-04-28 山东省海洋化工科学研究院 一种聚氨酯泡沫组合物及利用该组合物制备聚氨酯泡沫的方法

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE203735C (enExample)
GB1034482A (en) † 1963-01-11 1966-06-29 Lankro Chem Ltd Improvements in or relating to polyethers and polyurethanes obtained therefrom
US3427256A (en) 1963-02-14 1969-02-11 Gen Tire & Rubber Co Double metal cyanide complex compounds
US3427335A (en) 1963-02-14 1969-02-11 Gen Tire & Rubber Co Double metal cyanides complexed with an acyclic aliphatic saturated monoether,an ester and a cyclic ether and methods for making the same
US3427334A (en) 1963-02-14 1969-02-11 Gen Tire & Rubber Co Double metal cyanides complexed with an alcohol aldehyde or ketone to increase catalytic activity
US4143004A (en) † 1974-10-02 1979-03-06 Berol Kemi Ab Process for the preparation of polyurethane foam
IT1058454B (it) † 1976-03-17 1982-04-10 Montedison Spa Tprcedimento per la produzione di schiume poliuretaniche soffici ed extra supersoffici
DE2832253A1 (de) 1978-07-22 1980-01-31 Bayer Ag Verfahren zur herstellung von formschaumstoffen
DD203735A1 (de) * 1981-12-24 1983-11-02 Adw Ddr Verfahren zur kontinuierlichen herstellung von polyetheralkoholen
JP2999789B2 (ja) * 1990-02-23 2000-01-17 旭硝子株式会社 ポリエーテル類の製造方法
JPH0517569A (ja) * 1991-07-08 1993-01-26 Asahi Glass Co Ltd ポリエーテル類の製造方法
JP3358846B2 (ja) * 1992-06-18 2002-12-24 三井武田ケミカル株式会社 低密度超軟質ウレタンフォームの製造方法
US5482908A (en) 1994-09-08 1996-01-09 Arco Chemical Technology, L.P. Highly active double metal cyanide catalysts
US5545601A (en) 1995-08-22 1996-08-13 Arco Chemical Technology, L.P. Polyether-containing double metal cyanide catalysts
US5700847A (en) * 1995-12-04 1997-12-23 Arco Chemical Technology, L.P. Molded polyurethane foam with enhanced physical properties
US5668191A (en) * 1995-12-21 1997-09-16 Arco Chemical Technology, L.P. One-shot cold molded flexible polyurethane foam from low primary hydroxyl polyols and process for the preparation thereof
US5605939A (en) * 1996-01-26 1997-02-25 Arco Chemical Technology, L.P. Poly(oxypropylene/oxyethylene) random polyols useful in preparing flexible high resilience foam with reduced tendencies toward shrinkage and foam prepared therewith
US5627120A (en) 1996-04-19 1997-05-06 Arco Chemical Technology, L.P. Highly active double metal cyanide catalysts
US5689012A (en) 1996-07-18 1997-11-18 Arco Chemical Technology, L.P. Continuous preparation of low unsaturation polyoxyalkylene polyether polyols with continuous additon of starter
US5714428A (en) 1996-10-16 1998-02-03 Arco Chemical Technology, L.P. Double metal cyanide catalysts containing functionalized polymers
US5958994A (en) * 1997-02-25 1999-09-28 Arco Chemical Technology, L.P. Method for decreasing the propensity for phase-out of the high molecular weight component of double metal cyanide-catalyzed high secondary hydroxyl polyoxypropylene polyols
US5783513A (en) * 1997-03-13 1998-07-21 Arco Chemical Technology, L.P. Process for making double metal cyanide catalysts
DE19745120A1 (de) * 1997-10-13 1999-04-15 Bayer Ag Verbesserte Doppelmetallcyanid-Katalysatoren für die Herstellung von Polyetherpolyolen
CA2306378C (en) 1997-10-13 2007-07-17 Bayer Aktiengesellschaft Crystalline double metal cyanide catalysts for producing polyether polyols
US6624286B2 (en) 1997-10-13 2003-09-23 Bayer Aktiengesellschaft Double-metal cyanide catalysts containing polyester for preparing polyether polyols
DE19757574A1 (de) 1997-12-23 1999-06-24 Bayer Ag Verbesserte Doppelmetallcyanid-Katalysatoren für die Herstellung von Polyetherpolyolen
DE19810269A1 (de) 1998-03-10 2000-05-11 Bayer Ag Verbesserte Doppelmetallcyanid-Katalysatoren für die Herstellung von Polyetherpolyolen
US6066683A (en) * 1998-04-03 2000-05-23 Lyondell Chemical Worldwide, Inc. Molded and slab polyurethane foam prepared from double metal cyanide complex-catalyzed polyoxyalkylene polyols and polyols suitable for the preparation thereof
US6008263A (en) † 1998-04-03 1999-12-28 Lyondell Chemical Worldwide, Inc. Molded and slab polyurethane foam prepared from double metal cyanide complex-catalyzed polyoxyalkylene polyols and polyols suitable for the preparation thereof
DE19817676A1 (de) 1998-04-21 1999-10-28 Bayer Ag Verfahren zur aufarbeitungsfreien Herstellung langkettiger Polyetherpolyole
US6063309A (en) * 1998-07-13 2000-05-16 Arco Chemical Technology L.P. Dispersion polyols for hypersoft polyurethane foam
DE19918727A1 (de) * 1999-04-24 2000-10-26 Bayer Ag Langkettige Polyetherpolyole mit hohem Anteil primärer OH-Gruppen

Also Published As

Publication number Publication date
NO20016196L (no) 2001-12-18
KR100697731B1 (ko) 2007-03-22
CN1170867C (zh) 2004-10-13
PL209418B1 (pl) 2011-08-31
MXPA01012985A (es) 2002-09-02
ZA200109264B (en) 2003-01-29
ES2228545T3 (es) 2005-04-16
JP2003503516A (ja) 2003-01-28
SI1194468T1 (en) 2005-02-28
CA2375285A1 (en) 2000-12-28
DE19928156A1 (de) 2000-12-28
NO20016196D0 (no) 2001-12-18
JP5600079B2 (ja) 2014-10-01
NO329941B1 (no) 2011-01-24
CN1355819A (zh) 2002-06-26
SI1194468T2 (sl) 2011-05-31
HK1047598B (zh) 2005-06-03
EP1194468A1 (de) 2002-04-10
EP1194468B1 (de) 2004-09-15
AU5529500A (en) 2001-01-09
PT1194468E (pt) 2004-12-31
HK1047598A1 (en) 2003-02-28
KR20020013929A (ko) 2002-02-21
ATE276299T1 (de) 2004-10-15
DK1194468T4 (da) 2011-03-07
DE50007798D1 (de) 2004-10-21
TW591045B (en) 2004-06-11
JP4768178B2 (ja) 2011-09-07
EP1194468B2 (de) 2011-01-26
CA2375285C (en) 2009-03-24
WO2000078837A1 (de) 2000-12-28
JP2011099124A (ja) 2011-05-19
US6858655B1 (en) 2005-02-22
PL352110A1 (en) 2003-07-28
ES2228545T5 (es) 2011-05-06
BR0011777A (pt) 2002-03-19
DK1194468T3 (da) 2005-01-17

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