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
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.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB909022184A GB9022184D0 (en) | 1990-10-12 | 1990-10-12 | Chemical process |
GB909022185A GB9022185D0 (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) | EP0722962B1 (es) |
JP (1) | JP3227185B2 (es) |
AT (2) | ATE166366T1 (es) |
DE (2) | DE69132613T2 (es) |
DK (2) | DK0480588T3 (es) |
ES (2) | ES2158176T3 (es) |
GR (1) | GR3035922T3 (es) |
Families Citing this family (14)
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 |
UA101169C2 (ru) * | 2007-10-26 | 2013-03-11 | Басф Се | Полиуретановое связующее средство для ламинатов, ламинат, который содержит полиуретановое связующее средство для ламинатов, и лыжи или сноуборды, которые содержат ламинат |
JP5699338B2 (ja) * | 2009-02-13 | 2015-04-08 | ジョージ・エル・キャッスル | “デッドバンド”排除をもつトルクレンチ及び改善されたトルク監視システム |
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 |
WO2012007418A1 (de) | 2010-07-13 | 2012-01-19 | Bayer Materialscience Ag | Schwach modifizierte präpolymere und ihre anwendungen |
WO2015185659A1 (de) * | 2014-06-06 | 2015-12-10 | Covestro Deutschland Ag | Verfahren zur kontinuierlichen herstellung von stabilen prepolymeren |
WO2020201171A1 (de) | 2019-04-01 | 2020-10-08 | Basf Se | Kontinuierliche herstellung von polyurethan-prepolymeren |
Family Cites Families (26)
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 |
DE2965564D1 (en) * | 1978-05-30 | 1983-07-07 | Ici 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 |
-
1991
- 1991-09-16 EP EP96104263A patent/EP0722962B1/en not_active Expired - Lifetime
- 1991-09-16 DE DE69132613T patent/DE69132613T2/de not_active Expired - Fee Related
- 1991-09-16 AT AT91308443T patent/ATE166366T1/de not_active IP Right Cessation
- 1991-09-16 DK DK91308443T patent/DK0480588T3/da active
- 1991-09-16 DK DK96104263T patent/DK0722962T3/da active
- 1991-09-16 ES ES96104263T patent/ES2158176T3/es not_active Expired - Lifetime
- 1991-09-16 DE DE69129434T patent/DE69129434T2/de not_active Expired - Fee Related
- 1991-09-16 EP EP91308443A patent/EP0480588B1/en not_active Expired - Lifetime
- 1991-09-16 AT AT96104263T patent/ATE201219T1/de not_active IP Right Cessation
- 1991-09-16 ES ES91308443T patent/ES2116278T3/es not_active Expired - Lifetime
- 1991-10-09 JP JP26199091A patent/JP3227185B2/ja not_active Expired - Lifetime
- 1991-10-10 US US07/774,768 patent/US5278274A/en not_active Expired - Lifetime
-
2001
- 2001-05-24 GR GR20010400123T patent/GR3035922T3/el not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JP3227185B2 (ja) | 2001-11-12 |
JPH04283215A (ja) | 1992-10-08 |
DE69129434D1 (de) | 1998-06-25 |
ATE166366T1 (de) | 1998-06-15 |
EP0480588A2 (en) | 1992-04-15 |
EP0722962A3 (en) | 1996-09-11 |
GR3035922T3 (en) | 2001-08-31 |
ATE201219T1 (de) | 2001-06-15 |
EP0722962A2 (en) | 1996-07-24 |
DE69129434T2 (de) | 1998-10-01 |
DE69132613T2 (de) | 2001-10-18 |
DE69132613D1 (de) | 2001-06-21 |
EP0480588B1 (en) | 1998-05-20 |
US5278274A (en) | 1994-01-11 |
EP0480588A3 (en) | 1992-11-25 |
DK0480588T3 (da) | 1999-03-08 |
DK0722962T3 (da) | 2001-07-30 |
ES2158176T3 (es) | 2001-09-01 |
EP0722962B1 (en) | 2001-05-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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