DE102008030763A1 - Verfahren zur Erniedrigung von Emissionen eines Polyurethanschaumstoffes - Google Patents

Verfahren zur Erniedrigung von Emissionen eines Polyurethanschaumstoffes Download PDF

Info

Publication number
DE102008030763A1
DE102008030763A1 DE102008030763A DE102008030763A DE102008030763A1 DE 102008030763 A1 DE102008030763 A1 DE 102008030763A1 DE 102008030763 A DE102008030763 A DE 102008030763A DE 102008030763 A DE102008030763 A DE 102008030763A DE 102008030763 A1 DE102008030763 A1 DE 102008030763A1
Authority
DE
Germany
Prior art keywords
weight
parts
compounds
component
components
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.)
Withdrawn
Application number
DE102008030763A
Other languages
German (de)
English (en)
Inventor
Peter Dr. Haas
Gundolf Dr. Jacobs
Sven Dr. Meyer-Ahrens
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 MaterialScience 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
Application filed by Bayer MaterialScience AG filed Critical Bayer MaterialScience AG
Priority to DE102008030763A priority Critical patent/DE102008030763A1/de
Priority to ES09007854.4T priority patent/ES2526550T3/es
Priority to EP09007854.4A priority patent/EP2138520B1/de
Priority to PL09007854T priority patent/PL2138520T3/pl
Priority to US12/487,137 priority patent/US20090326089A1/en
Priority to MX2009006922A priority patent/MX2009006922A/es
Priority to CA2670190A priority patent/CA2670190C/en
Priority to CN200910158417.XA priority patent/CN101613447B/zh
Priority to JP2009151893A priority patent/JP5519963B2/ja
Publication of DE102008030763A1 publication Critical patent/DE102008030763A1/de
Withdrawn legal-status Critical Current

Links

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
    • C08G18/4833—Polyethers containing oxyethylene units
    • C08G18/4837—Polyethers containing oxyethylene units and other oxyalkylene units
    • C08G18/4841—Polyethers containing oxyethylene units and other oxyalkylene units containing oxyethylene 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
    • C08G18/08—Processes
    • C08G18/16—Catalysts
    • C08G18/18—Catalysts containing secondary or tertiary amines or salts thereof
    • C08G18/1825—Catalysts containing secondary or tertiary amines or salts thereof having hydroxy or primary amino 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
    • C08G18/4804—Two or more polyethers of different physical or chemical nature
    • C08G18/4816—Two or more polyethers of different physical or chemical nature mixtures of two or more polyetherpolyols having at least three hydroxy 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
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
    • C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
    • C08G18/6666—Compounds of group C08G18/48 or C08G18/52
    • C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
    • C08G18/6681—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38
    • C08G18/6688—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38 with compounds of group C08G18/3271
    • 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
    • C08G2110/0041—Foam properties having specified density
    • C08G2110/0058—≥50 and <150kg/m3
    • 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
    • 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
    • C08G2290/00—Compositions for creating anti-fogging
    • 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
    • C08G2350/00—Acoustic or vibration damping material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
DE102008030763A 2008-06-28 2008-06-28 Verfahren zur Erniedrigung von Emissionen eines Polyurethanschaumstoffes Withdrawn DE102008030763A1 (de)

Priority Applications (9)

Application Number Priority Date Filing Date Title
DE102008030763A DE102008030763A1 (de) 2008-06-28 2008-06-28 Verfahren zur Erniedrigung von Emissionen eines Polyurethanschaumstoffes
ES09007854.4T ES2526550T3 (es) 2008-06-28 2009-06-16 Procedimiento para la reducción de emisiones de una espuma de poliuretano
EP09007854.4A EP2138520B1 (de) 2008-06-28 2009-06-16 Verfahren zur Erniedrigung von Emissionen eines Polyurethanschaumstoffes
PL09007854T PL2138520T3 (pl) 2008-06-28 2009-06-16 Sposób obniżania emisji z pianek poliuretanowych
US12/487,137 US20090326089A1 (en) 2008-06-28 2009-06-18 Process for lowering emissions of a polyurethane foam
MX2009006922A MX2009006922A (es) 2008-06-28 2009-06-24 Proceso para disminuir las emisiones de una espuma de poliuretano.
CA2670190A CA2670190C (en) 2008-06-28 2009-06-25 Process for lowering emissions of a polyurethane foam
CN200910158417.XA CN101613447B (zh) 2008-06-28 2009-06-26 降低聚氨酯泡沫排放的方法
JP2009151893A JP5519963B2 (ja) 2008-06-28 2009-06-26 ポリウレタンフォームの放出を低減させるための方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102008030763A DE102008030763A1 (de) 2008-06-28 2008-06-28 Verfahren zur Erniedrigung von Emissionen eines Polyurethanschaumstoffes

Publications (1)

Publication Number Publication Date
DE102008030763A1 true DE102008030763A1 (de) 2009-12-31

Family

ID=41206549

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102008030763A Withdrawn DE102008030763A1 (de) 2008-06-28 2008-06-28 Verfahren zur Erniedrigung von Emissionen eines Polyurethanschaumstoffes

Country Status (9)

Country Link
US (1) US20090326089A1 (https=)
EP (1) EP2138520B1 (https=)
JP (1) JP5519963B2 (https=)
CN (1) CN101613447B (https=)
CA (1) CA2670190C (https=)
DE (1) DE102008030763A1 (https=)
ES (1) ES2526550T3 (https=)
MX (1) MX2009006922A (https=)
PL (1) PL2138520T3 (https=)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009117479A2 (en) * 2008-03-20 2009-09-24 Huntsman Petrochemical Corporation Reduction of aldehydes in amines
JP6198724B2 (ja) 2011-06-09 2017-09-20 フィリップス ライティング ホールディング ビー ヴィ 照明ストリップ
US9145466B2 (en) 2011-07-07 2015-09-29 Air Products And Chemicals, Inc. Process for producing flexible polyurethane foam using natural oil polyols
CN103814054B (zh) * 2011-07-26 2016-03-30 亨茨曼国际有限公司 用于制造柔性聚氨酯泡沫塑料的方法
US9856344B2 (en) 2013-08-26 2018-01-02 Huntsman Petrochemical Llc Reduction of aldehydes in amine catalysts
JP6509236B2 (ja) 2013-10-01 2019-05-08 ハンツマン ペトロケミカル エルエルシーＨｕｎｔｓｍａｎ Ｐｅｔｒｏｃｈｅｍｉｃａｌ ＬＬＣ アミン触媒中のアルデヒドの減少
CN105764946B (zh) * 2013-12-02 2019-12-27 巴斯夫欧洲公司 具有降低的醛排放的聚氨酯
US10766994B2 (en) 2014-12-31 2020-09-08 Huntsman Petrochemical Llc Reduction of aldehydes in amine catalysts
EP3303430B1 (de) 2015-05-28 2019-04-03 Basf Se Polyurethane mit reduzierter aldehydemission
US10683385B2 (en) 2015-06-16 2020-06-16 Evonik Operations Gmbh Aldehyde scavengers for polyurethane foams
US10696777B2 (en) 2015-06-16 2020-06-30 Evonik Operations Gmbh Aldehyde scavengers mixtures for polyurethane foams
US11548997B2 (en) 2016-02-05 2023-01-10 Huntsman International Llc Method for the reduction of aldehyde emission in polyurethane foam
WO2018024559A1 (de) 2016-08-01 2018-02-08 Basf Se Polymerdispersionen mit verringerter emission von acetaldehyd
EP3330307A1 (de) * 2016-12-05 2018-06-06 Covestro Deutschland AG Verwendung von acrylsäureestern und amiden zur erniedrigung von emissionen eines polyurethanschaumstoffes
EP3336115A1 (de) 2016-12-19 2018-06-20 Covestro Deutschland AG Verfahren zur erniedrigung von emissionen eines polyurethanschaumstoffes
BR112019017144A2 (pt) * 2017-02-20 2020-04-14 Dow Global Technologies Llc poliuretano que tem emissões de aldeído reduzidas
WO2018234348A1 (en) * 2017-06-21 2018-12-27 Huntsman International Llc Formulation for reduction of formaldehyde emission in pu foam
KR102701124B1 (ko) 2018-12-21 2024-09-02 헌트스만 인터내셔날, 엘엘씨 알데히드 방출이 감소된 발포체의 제조에 적합한 반응 혼합물
CN109943060B (zh) * 2019-03-26 2021-07-09 东莞市佳雅汽车座椅有限公司 一种座椅用软发泡海绵及其制备方法
EP3932968A1 (de) 2020-07-02 2022-01-05 Covestro Deutschland AG Verfahren zur reduktion von emissionen von polyurethanen
CN114031739B (zh) * 2021-11-24 2023-03-28 杨骏 醛化合物发泡的环保聚氨酯泡沫塑料及其制造方法和应用
EP4541830A1 (de) 2023-10-19 2025-04-23 Covestro Deutschland AG Verfahren zur herstellung eines polyurethanschaumstoffs

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1694142A1 (de) 1967-03-25 1970-10-22 Bayer Ag Verfahren zur Herstellung von Schaumstoffen auf Isocyanatbasis
DE1694215A1 (de) 1967-10-31 1971-04-08 Bayer Ag Kunststoffe auf Isocyanatbasis und Verfahren zu ihrer Herstellung
DE1720768A1 (de) 1968-01-02 1971-07-15 Bayer Ag Kunststoffe auf Isocyanatbasis und Verfahren zu ihrer Herstellung
EP0000389A1 (de) 1977-07-16 1979-01-24 Bayer Ag Verfahren zur Herstellung von Polyurethankunststoffen
EP0007502A1 (de) 1978-07-22 1980-02-06 Bayer Ag Verfahren zur Herstellung von Formschaumstoffen
EP0176013A2 (de) 1984-09-25 1986-04-02 Bayer Ag Verfahren zur Herstellung von geschäumten Polyurethanen, die mit einem anderen Werkstoff verbunden oder konfektioniert worden sind.
EP0355000A1 (de) 1988-08-13 1990-02-21 Bayer Ag Verfahren zur Herstellung von Urethangruppen aufweisenden Polyharnstoff-Elastomeren
EP0358021A2 (de) 1988-09-03 1990-03-14 Bayer Ag Verfahren zur Herstellung von Polyurethanschaumstoffen
EP1428847A1 (de) 2002-12-11 2004-06-16 Basf Aktiengesellschaft Verfahren zur Erniedrigung von Emissionen aus Polyurethanschaumstoffen

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4049674A (en) * 1975-06-30 1977-09-20 Union Carbide Corporation Sulfolanyl-bearing organosilicone polymers
US5143954A (en) * 1990-11-27 1992-09-01 Rohm And Haas Company Low-formaldehyde, self-crosslinking polymer latex composition
US6248801B1 (en) * 1999-11-12 2001-06-19 Air Products And Chemicals, Inc. Tertiary amine-containing active methylene compounds for improving the dimensional stability of polyurethane foam
US6376567B1 (en) * 2000-12-07 2002-04-23 Bayer Corporation Polyisocyanate compositions and a process for the production of low-density flexible foams with low humid aged compression sets from these polyisocyanate compositions
KR100996062B1 (ko) * 2002-07-04 2010-11-22 바이엘 머티리얼사이언스 아게 우레트디온 기를 함유하는 이소시아네이트
JP2005137601A (ja) * 2003-11-06 2005-06-02 Polyplastics Co 消臭剤及び消臭性樹脂組成物
JP2005325218A (ja) * 2004-05-13 2005-11-24 Toyo Tire & Rubber Co Ltd ポリウレタンフォーム成形体及びシート用パッド
JP2006077128A (ja) * 2004-09-09 2006-03-23 Inoac Corp ポリウレタンフォームおよびその製造方法
JP3959092B2 (ja) * 2004-12-27 2007-08-15 住化バイエルウレタン株式会社 ポリウレタン成形品およびその製造方法
JP2007092822A (ja) * 2005-09-27 2007-04-12 Nitto Boseki Co Ltd 無機繊維断熱材及びその製造方法
CA2675343A1 (en) * 2007-01-16 2008-07-24 Advanced Building Composites Llc Composites for use as building materials, other molded items, and methods of and systems for making them

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1694142A1 (de) 1967-03-25 1970-10-22 Bayer Ag Verfahren zur Herstellung von Schaumstoffen auf Isocyanatbasis
DE1694215A1 (de) 1967-10-31 1971-04-08 Bayer Ag Kunststoffe auf Isocyanatbasis und Verfahren zu ihrer Herstellung
DE1720768A1 (de) 1968-01-02 1971-07-15 Bayer Ag Kunststoffe auf Isocyanatbasis und Verfahren zu ihrer Herstellung
EP0000389A1 (de) 1977-07-16 1979-01-24 Bayer Ag Verfahren zur Herstellung von Polyurethankunststoffen
EP0007502A1 (de) 1978-07-22 1980-02-06 Bayer Ag Verfahren zur Herstellung von Formschaumstoffen
EP0176013A2 (de) 1984-09-25 1986-04-02 Bayer Ag Verfahren zur Herstellung von geschäumten Polyurethanen, die mit einem anderen Werkstoff verbunden oder konfektioniert worden sind.
EP0355000A1 (de) 1988-08-13 1990-02-21 Bayer Ag Verfahren zur Herstellung von Urethangruppen aufweisenden Polyharnstoff-Elastomeren
EP0358021A2 (de) 1988-09-03 1990-03-14 Bayer Ag Verfahren zur Herstellung von Polyurethanschaumstoffen
EP1428847A1 (de) 2002-12-11 2004-06-16 Basf Aktiengesellschaft Verfahren zur Erniedrigung von Emissionen aus Polyurethanschaumstoffen

Non-Patent Citations (7)

* Cited by examiner, † Cited by third party
Title
DIN EN ISO 1856-2001-03
DIN EN ISO 3386-1-98
Kunststoff-Handbuch Band VII, Polyurethane, herausgegeben von Vieweg und Höchtlein, Carl Hanser Verlag München 1966, sowie in der Neuauflage dieses Buches, herausgegeben von G. Oertel, Carl Hanser Verlag München, Wien 1993
Kunststoff-Handbuch, Band VII, herausgegeben von G. Oertel, Carl-Hanser-Verlag, München, 3. Auflage, 1993, z. B. auf den Seiten 104-127 beschrieben
Kunststoff-Handbuch, Band VII, herausgegeben von Vieweg und Höchtlen, Carl-Hanser-Verlag, München 1993, z. B. auf den Seiten 139 bis 265
VDA 275
VDA 276

Also Published As

Publication number Publication date
EP2138520A3 (de) 2013-07-31
CN101613447B (zh) 2015-06-17
MX2009006922A (es) 2010-02-19
CA2670190C (en) 2018-06-12
PL2138520T3 (pl) 2015-04-30
JP2010007072A (ja) 2010-01-14
CA2670190A1 (en) 2009-12-28
EP2138520B1 (de) 2014-11-19
EP2138520A2 (de) 2009-12-30
CN101613447A (zh) 2009-12-30
ES2526550T3 (es) 2015-01-13
JP5519963B2 (ja) 2014-06-11
US20090326089A1 (en) 2009-12-31

Similar Documents

Publication Publication Date Title
EP2138520B1 (de) Verfahren zur Erniedrigung von Emissionen eines Polyurethanschaumstoffes
EP2483324B1 (de) Verfahren zur erniedrigung von emissionen eines polyurethanschaumstoffes
EP2256141B1 (de) Verfahren zur Herstellung von Polyurethan-Weichschaumstoffen mit niedriger Emission
EP2451856B1 (de) Verfahren zur herstellung von flammgeschützten polyurethanschaumstoffen mit guten dauergebrauchseigenschaften
DE102007046860A1 (de) Aminkatalysatoren geeignet zur Herstellung emissionsarmer, rekatalysestabiler Polyurethanweichschaumstoffe
EP3230338B1 (de) Verfahren zur herstellung von viskoelastischen polyurethanschaumstoffen
EP2922886B1 (de) Verfahren zur herstellung von flexiblen polyurethan- weichschaumstoffen mit hohem komfort und niedrigen hystereseverlusten
DE102011079791A1 (de) Additivzusammensetzung, einsetzbar zur Steuerung der Schaumeigenschaften bei der Herstellung von Polyurethanweichschäumen, die Polyole auf Basis nachwachsender Rohstoffe enthalten
DE102013201829A1 (de) Amine, geeignet zur Verwendung bei der Herstellung von Polyurethanen
DE102010039004A1 (de) Silikoncopolymere mit seitenständigen über Allylglycidylether und verwandte Verbindungen angebundenen Alkylreisten und ihre Verwendung als Stabilisatoren zur Herstellug von Polyurethanweichschäumen
WO2023275031A1 (de) Herstellung von pu-schaumstoffen unter einsatz von recycling-polyolen
WO2023275029A1 (de) Herstellung von pu-schaumstoffen unter einsatz von recycling-polyolen
DE102012212077A1 (de) Verfahren zur Herstellung emissionsarmer Polyurethanweichschaumstoffe
EP2643378B1 (de) Verfahren zur herstellung von polyurethanweichschaumstoffen
EP2922887B1 (de) Verfahren zur herstellung von pur-weichformschaumstoffen
EP3512896B1 (de) Verfahren zur erniedrigung der aldehydemissionen von polyurethanschaumstoffen
WO2013174745A1 (de) Verfahren zur herstellung von flammgeschützten polyurethanschaumstoffen mit niedrigen rohdichten
EP1246858A1 (de) Flammwidriger hr-kaltformschaum mit reduzierter rauchgasintensität und -toxizität
WO2001002459A1 (de) Emissionsarme und hydrolysestabile polyurethan-schaumstoffe
DD292467A5 (de) Verfahren zur herstellung von elastischen und offenzelligen polyurethan-weichformschaumstoffen

Legal Events

Date Code Title Description
8130 Withdrawal