ES2116278T3 - Proceso continuo para la produccion de prepolimeros de poliuretano conteniendo isocianato. - Google Patents

Proceso continuo para la produccion de prepolimeros de poliuretano conteniendo isocianato.

Info

Publication number
ES2116278T3
ES2116278T3 ES91308443T ES91308443T ES2116278T3 ES 2116278 T3 ES2116278 T3 ES 2116278T3 ES 91308443 T ES91308443 T ES 91308443T ES 91308443 T ES91308443 T ES 91308443T ES 2116278 T3 ES2116278 T3 ES 2116278T3
Authority
ES
Spain
Prior art keywords
isocyanate
continuous process
production
prepolymer
reaction zone
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
ES91308443T
Other languages
English (en)
Inventor
Gabriel Verhelst
Louis Muller
Alain Parfondry
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries 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
Priority claimed from GB909022185A external-priority patent/GB9022185D0/en
Priority claimed from GB909022184A external-priority patent/GB9022184D0/en
Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Application granted granted Critical
Publication of ES2116278T3 publication Critical patent/ES2116278T3/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
    • C08G18/08—Processes
    • C08G18/0895—Manufacture of polymers by continuous processes
    • 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
    • C08G18/70—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
    • 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
    • C08G2110/0083—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)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

UN PROCESO CONTINUO PARA LA PREPARACION DE UN PREPOLIMERO TERMINADO EN ISOCIANATO CON UN CONTENIDO DE NCO EN UN NIVEL DE 2 AL 15% EN PESO, COMPRENDIENDO DICHO PROCESO LOS PASOS DE: (A) EL SUMINISTRAR CONTINUAMENTE A UNA ZONA DE REACCION UNA COMPOSICION DE POLISOCIONATO ORGANICO Y UN COMPUESTO DE REACCION ISOCIANATO CON UN PROMEDIO DE PESO MOLECULAR DE POR LO MENOS 1000 DE LAS PROPORCIONES RELATIVAS DE COMPOSICION ISOCIANATA Y COMPUESTO DE REACCION ISOCIANATO SIENDO APROPIADO PARA LA FORMACION DE UN PREPOLIMERO CON UN CONTENIDO DE NCO EN EL NIVEL INDICADO; (B) PERMITIENDO A LA COMPOSICION ISOCIANATA Y AL COMPUESTO DE REACCION ISOCIANATA EL REACCIONAR EN LA ZONA DE REACCION PARA FORMAR UN PREPOLIMERO TERMINADO EN ISOCIANATO, Y (C) EXTRAER CONTINUAMENTE EL PREPOLIMERO DE LA ZONA DE REACCION.
ES91308443T 1990-10-12 1991-09-16 Proceso continuo para la produccion de prepolimeros de poliuretano conteniendo isocianato. Expired - Lifetime ES2116278T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB909022185A GB9022185D0 (en) 1990-10-12 1990-10-12 Chemical process
GB909022184A GB9022184D0 (en) 1990-10-12 1990-10-12 Chemical process

Publications (1)

Publication Number Publication Date
ES2116278T3 true ES2116278T3 (es) 1998-07-16

Family

ID=26297791

Family Applications (2)

Application Number Title Priority Date Filing Date
ES96104263T Expired - Lifetime ES2158176T3 (es) 1990-10-12 1991-09-16 Procedimiento continuo para la preparacion de una espuma flexible de poliuretano.
ES91308443T Expired - Lifetime ES2116278T3 (es) 1990-10-12 1991-09-16 Proceso continuo para la produccion de prepolimeros de poliuretano conteniendo isocianato.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES96104263T Expired - Lifetime ES2158176T3 (es) 1990-10-12 1991-09-16 Procedimiento continuo para la preparacion de una espuma flexible de poliuretano.

Country Status (8)

Country Link
US (1) US5278274A (es)
EP (2) EP0480588B1 (es)
JP (1) JP3227185B2 (es)
AT (2) ATE166366T1 (es)
DE (2) DE69129434T2 (es)
DK (2) DK0722962T3 (es)
ES (2) ES2158176T3 (es)
GR (1) GR3035922T3 (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4217365A1 (de) * 1992-05-26 1993-12-02 Bayer Ag Verfahren zur Herstellung von thermoplastisch verarbeitbaren Polyurethan-Elastomeren durch einen mehrstufigen Prozeß
DE59307600D1 (de) * 1992-11-16 1997-12-04 Bayer Ag Kontinuierliches Verfahren zur Umsatzsteuerung von Polyurethan-Prepolymeren durch teilweise Vermischung des Prepolymeren mit den Monomeren
GB9320874D0 (en) * 1993-10-11 1993-12-01 Ici Plc Recycling of flexible foam
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
DE19823393A1 (de) 1998-05-26 1999-12-02 Basf Ag Isocyanatgruppenhaltige Prepolymere und Verfahren zu ihrer Herstellung
US6051622A (en) * 1998-09-17 2000-04-18 Arco Chemical Technology, L.P. Low resilience, low frequency molded polyurethane foam
EP2205654B1 (de) * 2007-10-26 2011-08-17 Basf Se Polyurethan-laminierharz, laminat, enthaltend das polyurethanlaminierharz und skier oder snowboards, enthaltend das laminat
WO2010093474A1 (en) 2009-02-13 2010-08-19 Advanced Torque Products Llc Torque wrench with "deadband" elimination and improved torque monitoring system
DE102011050220A1 (de) 2011-05-09 2012-11-15 Bayer Materialscience Aktiengesellschaft Schwach modifizierte Präpolymere und ihre Anwendungen
DE102010027052A1 (de) 2010-07-13 2012-01-19 Bayer Materialscience Ag Verfahren zur Herstellung von isocyanatgruppenhaltigen Polyurethan-Präpolymeren
RU2587302C2 (ru) 2010-07-13 2016-06-20 Байер Интеллектуэль Проперти Гмбх Слабо модифицированные форполимеры и их применение
AU2015270465A1 (en) * 2014-06-06 2016-12-15 Covestro Deutschland Ag Method for the continuous production of stable prepolymers
ES2953941T3 (es) 2019-04-01 2023-11-17 Basf Se Fabricación continua de prepolímeros de poliuretano

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE237177C (es) *
BE581667A (es) * 1958-08-15
US3654370A (en) * 1970-08-28 1972-04-04 Jefferson Chem Co Inc Process for preparing polyoxyalkylene polyamines
CA1042600A (en) * 1972-05-03 1978-11-14 Louis L. Wood Crosslinked hydrophilic polyurethane foams
US3789045A (en) * 1972-11-13 1974-01-29 Gen Mills Chem Inc Reaction of polyisocyanates with compounds containing blocked amine groups in the presence of acids or metal salts of acids
GB1548370A (en) * 1975-06-24 1979-07-11 Ici Ltd Polyurea foams
JPS53128714A (en) * 1977-04-15 1978-11-10 Oki Electric Ind Co Ltd Pulse motor driving system
EP0005903B1 (en) * 1978-05-30 1983-06-01 Imperial Chemical Industries Plc Process for the manufacture of polyurea foams
US4214965A (en) * 1979-01-11 1980-07-29 Polychrome Corporation Polymers and process for their preparation
EP0022617B2 (en) * 1979-07-11 1991-09-25 Imperial Chemical Industries Plc Polyisocyanate compositions and their use in the preparation of polyurethane foams
US4297444A (en) * 1980-02-11 1981-10-27 Texaco Development Corp. Process for rim elastomers with superior high temperature dimensional stability
GB2127031B (en) * 1982-09-17 1985-11-20 Ici Plc Polyurea dispersions in organic isocyanates
DE3241450A1 (de) * 1982-11-10 1984-05-10 Basf Ag, 6700 Ludwigshafen Fluessige urethangruppen enthaltende polyisocyanatmischungen auf diphenylmethan-diisocyanat-basis, verfahren zu deren herstellung und deren verwendung zur herstellung von polyurethan-weichschaumstoffen
DE3402698A1 (de) * 1984-01-26 1985-08-08 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von fuellstoffhaltigen polyurethan (harnstoff)-massen, fuellstoffhaltige polyurethan(harnstoff)-massen und ihre verwendung
US4487908A (en) * 1984-02-13 1984-12-11 Texaco Inc. Reaction injection molded elastomers containing anhydrides
US4499254A (en) * 1984-02-13 1985-02-12 Texaco Inc. Reaction injection molded elastomers containing high molecular weight organic acids
US4487912A (en) * 1984-02-13 1984-12-11 Texaco Inc. Reaction injection molded elastomers containing acid amides
US4552903A (en) * 1984-12-24 1985-11-12 The Dow Chemical Company Flexible polyurethane foams prepared from cotrimers of alkylene-bridged polyphenylene polyisocyanates
DE3519692A1 (de) * 1985-06-01 1986-12-04 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von elastischen polyurethan-weichschaumstoffen und auf diese weise hergestellte formkoerper
JPH01149817A (ja) * 1987-12-08 1989-06-12 Asahi Glass Co Ltd 発泡合成樹脂の製造方法
DE3818769A1 (de) * 1988-06-02 1989-12-07 Bayer Ag Fluessige polyisocyanatmischungen, ein verfahren zu ihrer herstellung und ihre verwendung zur herstellung von polyurethan-weichschaumstoffen
US5079276A (en) * 1988-07-20 1992-01-07 Human Industry Corporation Method of manufacturing polyurethane foam
US4906672A (en) * 1988-07-29 1990-03-06 Pmc, Inc. Blowing agents for polyurethane foam
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
US4940750A (en) * 1989-04-28 1990-07-10 Bayer Aktiengesellschaft Continuous process for the production of powdered polyisocyanate addition products and the powders produced therefrom
US5037864A (en) * 1989-07-11 1991-08-06 The Dow Chemical Company Semi-continuous process for the preparation of polyurethane-urea aqueous dispersions

Also Published As

Publication number Publication date
EP0480588A3 (en) 1992-11-25
EP0722962B1 (en) 2001-05-16
DK0722962T3 (da) 2001-07-30
DE69132613T2 (de) 2001-10-18
DE69132613D1 (de) 2001-06-21
US5278274A (en) 1994-01-11
ATE201219T1 (de) 2001-06-15
EP0722962A2 (en) 1996-07-24
JP3227185B2 (ja) 2001-11-12
EP0480588A2 (en) 1992-04-15
EP0722962A3 (en) 1996-09-11
ES2158176T3 (es) 2001-09-01
JPH04283215A (ja) 1992-10-08
ATE166366T1 (de) 1998-06-15
EP0480588B1 (en) 1998-05-20
GR3035922T3 (en) 2001-08-31
DK0480588T3 (da) 1999-03-08
DE69129434T2 (de) 1998-10-01
DE69129434D1 (de) 1998-06-25

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