ES2120093T3 - Procedimiento para la obtencion de plasticos celulares blandos de poliuretano altamente elasticos y exentos de hidrocarburos fluorclorados y mezclas de poliisocianatos modificadas con grupos uretano a base de difenilmetano-diisocianato utilizables en este caso. - Google Patents

Procedimiento para la obtencion de plasticos celulares blandos de poliuretano altamente elasticos y exentos de hidrocarburos fluorclorados y mezclas de poliisocianatos modificadas con grupos uretano a base de difenilmetano-diisocianato utilizables en este caso.

Info

Publication number
ES2120093T3
ES2120093T3 ES95104610T ES95104610T ES2120093T3 ES 2120093 T3 ES2120093 T3 ES 2120093T3 ES 95104610 T ES95104610 T ES 95104610T ES 95104610 T ES95104610 T ES 95104610T ES 2120093 T3 ES2120093 T3 ES 2120093T3
Authority
ES
Spain
Prior art keywords
fluorchlorated
dysyocyanate
difenylmethane
exempt
hydrocarbons
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.)
Expired - Lifetime
Application number
ES95104610T
Other languages
English (en)
Inventor
Heinz-Dieter Dr Lutter
Ruth Dr Zschiesche
Jurgen Dr Mertes
Bernd Dr Bruchmann
Klaus Pittrich
Peter Dr Brandt
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.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Application granted granted Critical
Publication of ES2120093T3 publication Critical patent/ES2120093T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
    • C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
    • C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl 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
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • 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
    • 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
    • C08G18/409—Dispersions of polymers of C08G in organic compounds having active hydrogen
    • 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
    • C08G18/4812—Mixtures of polyetherdiols with 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
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4829—Polyethers containing 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
    • C08G18/40—High-molecular-weight compounds
    • C08G18/63—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers
    • 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
    • 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
    • C08G2110/005—< 50kg/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
    • C08G2110/0041—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

Abstract

EL OBJETIVO DE LA INVENCION ES UN PROCESO PARA LA ELABORACION DE MATERIAL ESPONJOSO DE (FORMA)BLANDA-POLIURETANO) LIBRE DE FCKW MEDIANTE TRANSFORMACION DE A) MEZCLAS DE POLIISOCIANATO LIQUIDAS QUE CONTIENEN GRUPOS URETANO LIGADOS CON UN CONTENIDO EN GRUPOS NCO DESDE 22 HASTA 30 % EN PESO QUE SON ELABORADOS POR SU PARTE MEDIANTE TRANSFORMACION DE UNA MEZCLA A PARTIR DE DIISOCIANATOS-DIFENILMETANO Y POLIISOCIANATOS-POLIMETILENO-POLIFENIL CON UN CONTENIDO EN ISOMEROS DIISOCIANATO-DIFENILMETANO DESDE 55 HASTA 99 % EN PESO, CON REFERENCIA AL PESO TOTAL, CON AL MENOS UN POLIOLPOLIOXIPROPILENO TRIFUNCIONAL CON UN INDICE HIDROXIL DESDE 20 HASTA 60, CON B) COMPUESTOS POLIHIDROXIL DE ALTO PESO MOLECULAR Y EVENTUALMENTE C) MEDIOS DE RETICULACION Y/O ALARGAMIENTO DE CADENA DE BAJO PESO MOLECULAR EN PRESENCIA DE D) MEDIOS DE IMPULSION, E) CATALIZADORES ASI COMO EVENTUALMENTE F) MEDIOS AUXILIARES Y/O SUSTANCIAS AUXILIARES, Y LAS MEZCLAS (A) DE POLIISOCIANATO UTILIZABLES DE ACUERDO CON LA INVENCION, MODIFICADAS CON GRUPOS URETANO.
ES95104610T 1994-04-06 1995-03-29 Procedimiento para la obtencion de plasticos celulares blandos de poliuretano altamente elasticos y exentos de hidrocarburos fluorclorados y mezclas de poliisocianatos modificadas con grupos uretano a base de difenilmetano-diisocianato utilizables en este caso. Expired - Lifetime ES2120093T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4411781A DE4411781A1 (de) 1994-04-06 1994-04-06 Verfahren zur Herstellung von Fluorchlorkohlenwasserstoff freien hochelastischen Polyurethan-Weichschaumstoffen und hierfür verwendbare, mit Urethangruppen modifizierte Polyisocyanatmischungen auf Diphenylmethan-diisocyanatbasis

Publications (1)

Publication Number Publication Date
ES2120093T3 true ES2120093T3 (es) 1998-10-16

Family

ID=6514707

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95104610T Expired - Lifetime ES2120093T3 (es) 1994-04-06 1995-03-29 Procedimiento para la obtencion de plasticos celulares blandos de poliuretano altamente elasticos y exentos de hidrocarburos fluorclorados y mezclas de poliisocianatos modificadas con grupos uretano a base de difenilmetano-diisocianato utilizables en este caso.

Country Status (9)

Country Link
US (1) US6096238A (es)
EP (1) EP0676434B1 (es)
JP (1) JPH08109235A (es)
KR (1) KR950032356A (es)
AT (1) ATE170889T1 (es)
CA (1) CA2146388A1 (es)
DE (2) DE4411781A1 (es)
DK (1) DK0676434T3 (es)
ES (1) ES2120093T3 (es)

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DE19823393A1 (de) 1998-05-26 1999-12-02 Basf Ag Isocyanatgruppenhaltige Prepolymere und Verfahren zu ihrer Herstellung
US6335364B1 (en) * 1998-06-29 2002-01-01 Parker Hughes Institute Synthetic spiroketal pyranes as potent anti-cancer agents
KR20010054080A (ko) * 1999-12-03 2001-07-02 조형래 고탄성 발포우레탄수지의 제조방법
AU2004901A (en) * 2000-01-17 2001-07-31 Huntsman International Llc Process for preparing a free rise or slabstock flexible polyurethane foam
EP1234843A1 (en) * 2001-02-26 2002-08-28 Huntsman International Llc Process for preparing a flexible polyurethane foam
DE10111337A1 (de) * 2001-03-08 2002-09-12 Basf Ag Verfahren zur Herstellung von MDI, insbesondere von 2.4'-MDI
GB0120200D0 (en) * 2001-08-18 2001-10-10 Beatty Simon P M An acoustically absorbant foam with elastic properties
DE10314762A1 (de) * 2003-03-31 2004-10-14 Basf Ag Verfahren zur Herstellung von Polyurethan-Weichschaumstoffen
US7238730B2 (en) * 2003-06-26 2007-07-03 Basf Corporation Viscoelastic polyurethane foam
DE102004005319A1 (de) * 2004-02-04 2005-08-25 Bayer Materialscience Ag Verfahren zur Herstellung von hochreinem 2,4'-Methylendiphenyldiisocyanat
JP4704782B2 (ja) * 2005-03-25 2011-06-22 東海ゴム工業株式会社 車両用難燃性防音・防振材及びその製造方法
US8901187B1 (en) 2008-12-19 2014-12-02 Hickory Springs Manufacturing Company High resilience flexible polyurethane foam using MDI
US8906975B1 (en) 2009-02-09 2014-12-09 Hickory Springs Manufacturing Company Conventional flexible polyurethane foam using MDI
JP4920051B2 (ja) * 2009-02-25 2012-04-18 株式会社日立製作所 酸素燃焼ボイラプラント及び酸素燃焼ボイラプラントの運転方法
CA2800374C (en) * 2011-02-11 2016-01-05 Jiangsu Healthcare Co., Ltd An mdi system non-temperature sensitive memory sponge suitable for flat foam foaming process
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FR3020365B1 (fr) * 2014-04-29 2017-10-27 Michelin & Cie Procede de fabrication par microcoulee d'une mousse de polyurethane
JP6741420B2 (ja) * 2015-12-16 2020-08-19 株式会社ブリヂストン 乗り物のシート用パッド形成用軟質ポリウレタンフォーム、及び乗り物のシート用パッド
CN113045886B (zh) * 2021-04-16 2023-01-20 上海电力大学 一种软质聚氨酯泡沫及其构成的共振腔结构

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Also Published As

Publication number Publication date
DE59503484D1 (de) 1998-10-15
KR950032356A (ko) 1995-12-20
DK0676434T3 (da) 1999-06-07
CA2146388A1 (en) 1995-10-07
US6096238A (en) 2000-08-01
JPH08109235A (ja) 1996-04-30
EP0676434A1 (de) 1995-10-11
EP0676434B1 (de) 1998-09-09
ATE170889T1 (de) 1998-09-15
DE4411781A1 (de) 1995-10-12

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