ES2066065T3 - Procedimiento para la obtencion de poliisocianatos que muestran grupos uretdion. - Google Patents

Procedimiento para la obtencion de poliisocianatos que muestran grupos uretdion.

Info

Publication number
ES2066065T3
ES2066065T3 ES90116944T ES90116944T ES2066065T3 ES 2066065 T3 ES2066065 T3 ES 2066065T3 ES 90116944 T ES90116944 T ES 90116944T ES 90116944 T ES90116944 T ES 90116944T ES 2066065 T3 ES2066065 T3 ES 2066065T3
Authority
ES
Spain
Prior art keywords
procedure
show
uretdion groups
polyisocyanates
obtaining
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
ES90116944T
Other languages
English (en)
Inventor
Bernd Dr Bruchmann
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 ES2066065T3 publication Critical patent/ES2066065T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D229/00—Heterocyclic compounds containing rings of less than five members having two nitrogen atoms as the only ring hetero atoms
    • 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
    • C08G18/79—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
    • C08G18/798—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates containing urethdione groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

EL PROCEDIMIENTO SE BASA EN LA REACCION DE DIISOCIANATOS AROMATICOS MONOMEROS EN PRESENCIA DE 1,2-DIMETILIMIDAZOL COMO CATALIZADOR, EN UN DISOLVENTE ORGANICO INERTE, SIENDO LA PROPORCION EN PESO DE DISOLVENTE ORGANICO A DIISOCIANATO DEL ORDEN DE 0,1 : 1 A 2 : 1.
ES90116944T 1989-09-14 1990-09-04 Procedimiento para la obtencion de poliisocianatos que muestran grupos uretdion. Expired - Lifetime ES2066065T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3930670A DE3930670A1 (de) 1989-09-14 1989-09-14 Verfahren zur herstellung von uretdiongruppen aufweisenden polyisocyanaten

Publications (1)

Publication Number Publication Date
ES2066065T3 true ES2066065T3 (es) 1995-03-01

Family

ID=6389387

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90116944T Expired - Lifetime ES2066065T3 (es) 1989-09-14 1990-09-04 Procedimiento para la obtencion de poliisocianatos que muestran grupos uretdion.

Country Status (7)

Country Link
US (1) US5149766A (es)
EP (1) EP0418639B1 (es)
JP (1) JP3016581B2 (es)
AT (1) ATE116641T1 (es)
CA (1) CA2023667A1 (es)
DE (2) DE3930670A1 (es)
ES (1) ES2066065T3 (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0761999B2 (ja) * 1992-03-13 1995-07-05 工業技術院長 １，３−ジアゼチジン−２，４−ジオン誘導体の製造方法
GB9208396D0 (en) * 1992-04-16 1992-06-03 Ici Plc Process for making flexible foams
DE4218540A1 (de) * 1992-06-05 1993-12-09 Basf Ag Verfahren zur Herstellung von Uretdiongruppen aufweisenden Polyisocanaten
US5565527A (en) * 1992-06-05 1996-10-15 Basf Aktiengesellschaft Polymeric, catalytically active compounds, their preparation, and their use as catalysts in the preparation of polyisocyanates containing uretdione groups
DE4218539A1 (de) * 1992-06-05 1993-12-09 Basf Ag Polymere, katalytisch wirksame Verbindungen, ihre Herstellung sowie ihre Verwendung als Katalysatoren bei der Herstellung von Urethdiongruppen enthaltenden Polyisocyanaten
US5315004A (en) * 1993-04-05 1994-05-24 Olin Corporation Process for producing uretidione dimers of isocyanates using catalysts which are bound to inorganic matrices
DE19603245A1 (de) * 1996-01-30 1997-07-31 Bayer Ag Dünnschichtdestillation von Uretdiondiisocyanaten
FR2770533B1 (fr) * 1997-11-04 2000-01-21 Rhodia Chimie Sa Utilisation d'imidazole en tant que co-catalyseur de la trimerisation d'isocyanates
FR2818974B1 (fr) * 2000-12-29 2003-10-24 Rhodia Chimie Sa (cyclo) condensation de composes isocyanates
AU2003234679A1 (en) 2002-05-31 2003-12-19 Mattel, Inc. Flexible dolls and posable action figures
ATE510869T1 (de) 2009-04-09 2011-06-15 Isochem Kautschuk Gmbh Verfahren zur herstellung von oligomeren diphenylmethan-4,4'- und/oder diphenylmethan-2,4'-diisocyanat-uretdionen
EP2730563B1 (de) * 2012-11-13 2017-01-11 Ems-Patent Ag Verfahren zur Herstellung von MDI-Dimer

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1167524B (de) * 1961-11-10 1964-04-09 Bayer Ag Verfahren zur Herstellung schlagfester, vernetzter Formkoerper einschliesslich der Herstellung von Schaumstoffen, auf der Grundlage von Vinyl-Polymerisaten
DE3420113A1 (de) * 1984-05-30 1985-12-05 Bayer Ag, 5090 Leverkusen Neue uretdiondiisocyanate, diese diisocyanate enthaltende polyisocyanatgemische, ein verfahren zu deren herstellung und ihre verwendung zur herstellung von polyurethankunststoffen
DE3739549C2 (de) * 1987-11-21 1994-10-27 Huels Chemische Werke Ag Verfahren zur Herstellung (cyclo)aliphatischer Uretdione
DE3801934A1 (de) * 1988-01-23 1989-08-03 Bayer Ag Verfahren zur herstellung von modifizierten polyisocyanaten, die nach diesem verfahren erhaeltlichen polyisocyanate und ihre verwendung
DE3809261A1 (de) * 1988-03-19 1989-09-28 Bayer Ag Verfahren zur herstellung von uretdion- und isocyanuratgruppen aufweisenden polyisocyanatgemischen
DE3900053A1 (de) * 1989-01-03 1990-07-12 Bayer Ag Verfahren zur herstellung von uretdion- und isocyanuratgruppen aufweisenden polyisocyanaten, die nach diesem verfahren erhaeltlichen polyisocyanate und ihre verwendung in zweikomponenten-polyurethanlacken
DE3930669A1 (de) * 1989-09-14 1991-03-28 Basf Ag Verfahren zur herstellung von uretdiongruppen aufweisenden polyisocyanaten

Also Published As

Publication number Publication date
CA2023667A1 (en) 1991-03-15
US5149766A (en) 1992-09-22
EP0418639A1 (de) 1991-03-27
JP3016581B2 (ja) 2000-03-06
EP0418639B1 (de) 1995-01-04
DE3930670A1 (de) 1991-03-28
JPH03118367A (ja) 1991-05-20
DE59008182D1 (de) 1995-02-16
ATE116641T1 (de) 1995-01-15

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