ES2058704T3 - Mezclas de poliisocianatos liquidos, procedimiento para su fabricacion y su uso en la fabricacion de espumas de poliuretano. - Google Patents

Mezclas de poliisocianatos liquidos, procedimiento para su fabricacion y su uso en la fabricacion de espumas de poliuretano.

Info

Publication number
ES2058704T3
ES2058704T3 ES90115463T ES90115463T ES2058704T3 ES 2058704 T3 ES2058704 T3 ES 2058704T3 ES 90115463 T ES90115463 T ES 90115463T ES 90115463 T ES90115463 T ES 90115463T ES 2058704 T3 ES2058704 T3 ES 2058704T3
Authority
ES
Spain
Prior art keywords
manufacture
mixtures
procedure
polyurethane foams
liquid polyisocyanates
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
ES90115463T
Other languages
English (en)
Inventor
Herbert Dr Gebauer
Pramod Dr Gupta
Gerhard Dr Heilig
Rolf Dr Wiedermann
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.)
Bayer 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
Application filed by Bayer AG filed Critical Bayer AG
Application granted granted Critical
Publication of ES2058704T3 publication Critical patent/ES2058704T3/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
    • C08G18/80—Masked polyisocyanates
    • C08G18/8061—Masked polyisocyanates masked with compounds having only one group containing active hydrogen
    • C08G18/8064—Masked polyisocyanates masked with compounds having only one group containing active hydrogen with monohydroxy compounds
    • 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
    • C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
    • C08G18/78—Nitrogen
    • 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
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • C08G18/12—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation 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
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/2805—Compounds having only one group containing active hydrogen
    • C08G18/2815—Monohydroxy compounds
    • C08G18/283—Compounds containing ether groups, e.g. oxyalkylated monohydroxy compounds
    • 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
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/80—Masked polyisocyanates
    • C08G18/8003—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
    • C08G18/8006—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32
    • C08G18/8009—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3203
    • 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
    • C08G2110/0025—Foam properties rigid

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)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

EL INVENTO DESCRIBE UNA MEZCLA FLUIDA DE POLIISOCIANATO QUE PRESENTA GRUPOS URETANO, SE UTILIZA PARA LA PRODUCCION DE MATERIA ESPONJOSA A BASE DE POLIURETANO Y QUE PUEDE SER ENDURECIDA EMPLEANDO RESTOS DE HIDROCARBUROS PARCIALMENTE HALOGENADOS COMO DIFUSORES Y SE OBTIENE A TRAVES DE UN PROCEDIMIENTO QUE CONSISTE EN HACER REACCIONAR POLIISOCIANATO O MEZCLAS DE POLIISOCIANATO CON MINIMAS CANTIDADES DE PRODUCTOS DE ALCOXILACION DE MOLECULAS PARTIDAS PRESENTANDO RESTOS HIDROCARBONOS HIDROFOBOS Y COMBINAR GRADUALMENTE EL PRODUCTO DE REACCION CON POLIISOCIANATO DE LA SERIE DE DIFENILMETANO Y SE CARACTERIZA PORQUE EL CONTENIDO EN ISOMEROS DE DIISOCIANATO DIFENILMETANO VARIA ENTRE UN 30 Y 90% EN PESO.
ES90115463T 1989-08-26 1990-08-11 Mezclas de poliisocianatos liquidos, procedimiento para su fabricacion y su uso en la fabricacion de espumas de poliuretano. Expired - Lifetime ES2058704T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3928330A DE3928330A1 (de) 1989-08-26 1989-08-26 Fluessige polyisocyanatgemische, ein verfahren zu ihrer herstellung und ihrer verwendung bei der herstellung von polyurethanschaumstoffen

Publications (1)

Publication Number Publication Date
ES2058704T3 true ES2058704T3 (es) 1994-11-01

Family

ID=6387998

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90115463T Expired - Lifetime ES2058704T3 (es) 1989-08-26 1990-08-11 Mezclas de poliisocianatos liquidos, procedimiento para su fabricacion y su uso en la fabricacion de espumas de poliuretano.

Country Status (9)

Country Link
US (1) US5028636A (es)
EP (1) EP0415159B1 (es)
JP (1) JP2949598B2 (es)
KR (1) KR0160499B1 (es)
BR (1) BR9004194A (es)
CA (1) CA2023641C (es)
DD (1) DD298115A5 (es)
DE (2) DE3928330A1 (es)
ES (1) ES2058704T3 (es)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4006976A1 (de) * 1990-03-06 1991-09-12 Basf Ag Verfahren zur herstellung von mischungen aus diphenylmethan-diisocyanaten und polyphenyl-polymethylen-polyisocyanaten mit einer verminderten iodfarbzahl
DE4200157A1 (de) * 1992-01-07 1993-07-08 Bayer Ag Fluessige helle polyisocyanatgemische, ein verfahren zu ihrer herstellung und ihre verwendung bei der herstellung von hellen, harten polyurethan-schaumstoffen
DE4211774A1 (de) * 1992-04-08 1993-10-14 Bayer Ag Modifizierte aromatische Polyisocyanate und ihre Verwendung zur Herstellung von harten Urethangruppen aufweisenden Schaumstoffen
TW293022B (es) * 1992-07-27 1996-12-11 Takeda Pharm Industry Co Ltd
GB9224910D0 (en) * 1992-11-27 1993-01-13 Ici Plc Polyol compositions
US5428104A (en) * 1992-11-27 1995-06-27 Imperial Chemical Industries Plc Polyol compositions
US5283311A (en) * 1992-12-30 1994-02-01 Basf Corporation Fatty prepolymers and fatty-modified polyisocyanates as internal mold release agents
BR9611566A (pt) * 1995-11-30 1999-05-11 Ici Plc Processo para preparação de uma espuma de poliuretano flexivel sistema de reação e composição de poliisocianato orgánico
CN1251115A (zh) * 1997-03-20 2000-04-19 亨茨曼Ici化学品有限公司 刚性聚氨酯泡沫塑料的制法
DE19817691A1 (de) 1998-04-21 1999-10-28 Basf Ag Verfahren zur Herstellung von Mischungen aus Diphenylmehandiisocyanaten und Polyphenylen-polymethylen-polyisocyanaten mit vermindertem Gehalt an chlorierten Nebenprodukten und verminderter Jodfarbzahl
RU2284334C2 (ru) * 2001-05-21 2006-09-27 Хантсмэн Интернэшнл Ллс Очень мягкий полиуретановый эластомер
KR100510881B1 (ko) * 2002-10-23 2005-08-25 대한민국 폐기될 폴리우레탄 발포재의 액화방법 및 동 액화물을이용한 폴리우레탄 발포재의 제조방법
DE102005017363A1 (de) * 2005-04-14 2006-10-19 Basf Ag Verfahren zur Herstellung von Polyurethan- und Polyisocyanurat-Hartschaumstoffen
JP2008260836A (ja) * 2007-04-12 2008-10-30 Nippon Polyurethane Ind Co Ltd 独立気泡を有する硬質ポリウレタンフォームの製造方法
JP2008260841A (ja) * 2007-04-12 2008-10-30 Nippon Polyurethane Ind Co Ltd 独立気泡を有する硬質ポリウレタンフォーム製造用ポリイソシアネート組成物および該組成物を用いた独立気泡を有する硬質ポリウレタンフォームの製造方法
US8455679B2 (en) * 2008-12-12 2013-06-04 Basf Se Prepolymer systems having reduced monomeric isocyanate contents

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2965737D1 (de) * 1978-10-03 1983-07-28 Ici Plc Liquid polyisocyanate compositions
GB2066813B (en) * 1979-12-14 1983-09-01 Ici Ltd Liquid polyisocyanate compositions
US4386032A (en) * 1981-04-13 1983-05-31 Imperial Chemical Industries Limited Liquid polyisocyanate compositions
US4490302A (en) * 1983-11-25 1984-12-25 Mobay Chemical Corporation Liquid diphenylmethane diisocyanate compositions

Also Published As

Publication number Publication date
KR910004697A (ko) 1991-03-29
CA2023641C (en) 2001-05-15
DE3928330A1 (de) 1991-02-28
EP0415159A3 (en) 1991-09-25
JPH0397716A (ja) 1991-04-23
EP0415159B1 (de) 1994-09-21
DE59007222D1 (de) 1994-10-27
BR9004194A (pt) 1991-09-03
JP2949598B2 (ja) 1999-09-13
EP0415159A2 (de) 1991-03-06
CA2023641A1 (en) 1991-02-27
KR0160499B1 (ko) 1999-01-15
US5028636A (en) 1991-07-02
DD298115A5 (de) 1992-02-06

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