MX9801513A - Procedimiento para fabricar poliisocianatos con estructura de biuret. - Google Patents

Procedimiento para fabricar poliisocianatos con estructura de biuret.

Info

Publication number
MX9801513A
MX9801513A MX9801513A MX9801513A MX9801513A MX 9801513 A MX9801513 A MX 9801513A MX 9801513 A MX9801513 A MX 9801513A MX 9801513 A MX9801513 A MX 9801513A MX 9801513 A MX9801513 A MX 9801513A
Authority
MX
Mexico
Prior art keywords
polyisocyanates
temperatures above
aliphatically
produced
production
Prior art date
Application number
MX9801513A
Other languages
English (en)
Spanish (es)
Inventor
Helmut Woynar
Manfred Schmidt
Jurgen Gronen
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
Publication of MX9801513A publication Critical patent/MX9801513A/es

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/18Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas
    • C07C273/1854Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas by reactions not involving the formation of the N-C(O)-N- moiety
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72Polyisocyanates or polyisothiocyanates
    • C08G18/77Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
    • C08G18/78Nitrogen
    • C08G18/7806Nitrogen containing -N-C=0 groups
    • C08G18/7818Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups
    • C08G18/7831Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups containing biuret groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyurethanes Or Polyureas (AREA)
MX9801513A 1997-02-26 1998-02-25 Procedimiento para fabricar poliisocianatos con estructura de biuret. MX9801513A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19707576A DE19707576C1 (de) 1997-02-26 1997-02-26 Verfahren zur Herstellung von Polyisocyanaten mit Biuretstruktur

Publications (1)

Publication Number Publication Date
MX9801513A true MX9801513A (es) 1998-11-30

Family

ID=7821460

Family Applications (1)

Application Number Title Priority Date Filing Date
MX9801513A MX9801513A (es) 1997-02-26 1998-02-25 Procedimiento para fabricar poliisocianatos con estructura de biuret.

Country Status (10)

Country Link
US (1) US5994491A (https=)
EP (1) EP0861829B1 (https=)
JP (1) JP4102471B2 (https=)
KR (1) KR100525684B1 (https=)
BR (1) BR9800208A (https=)
CA (1) CA2230148A1 (https=)
DE (2) DE19707576C1 (https=)
ES (1) ES2217447T3 (https=)
MX (1) MX9801513A (https=)
TW (1) TW555739B (https=)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4514293B2 (ja) * 2000-07-13 2010-07-28 旭化成ケミカルズ株式会社 ビウレット型ポリイソシアネート組成物及びその製造方法
JP2005504137A (ja) * 2001-09-21 2005-02-10 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー 塗料用の架橋剤としてのビウレット含有ポリイソシアネートの調製および用途
US20080064829A1 (en) * 2002-09-20 2008-03-13 Adams Jerome T Preparation and use of biuret-containing polyisocyanates as cross-linking agents for coatings
US6838542B1 (en) 2003-07-24 2005-01-04 Bayer Materialscience Llc Stable liquid biuret modified and biuret allophanate modified diphenylmethane diisocyanates, prepolymers thereof, and processes for their preparation
US7378543B2 (en) * 2003-07-24 2008-05-27 Bayer Materialscience Llc Stable liquid biuret modified and biuret allophanate modified toluene diisocyanates, prepolymers thereof, and processes for their preparation
US7772307B2 (en) * 2003-08-27 2010-08-10 Great Eastern Resins Industrial Co., Ltd. Water dispersible polyisocyanate composition and its uses
DE10359627A1 (de) * 2003-12-18 2005-07-21 Bayer Materialscience Ag Verfahren zur Herstellung von Diisocyanaten
WO2012000774A1 (de) * 2010-06-29 2012-01-05 Construction Research & Technology Gmbh Verfahren zur herstellung eines thixotropiermittels und dessen verwendung
US8609887B2 (en) 2011-03-03 2013-12-17 Basf Se Process for preparing polyisocyanates comprising biuret groups
WO2012117099A1 (de) 2011-03-03 2012-09-07 Basf Se Verfahren zur herstellung von biuretgruppenhaltigen polyisocyanaten
KR102763681B1 (ko) 2018-10-31 2025-02-07 다우 글로벌 테크놀로지스 엘엘씨 유기 용액으로부터 모노이소시아네이트의 제거 방법

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3954825A (en) * 1973-08-09 1976-05-04 E. I. Du Pont De Nemours And Company Biuret polyisocyanates
DE2803103A1 (de) * 1978-01-25 1979-07-26 Bayer Ag Verfahren zur herstellung von biuret- und/oder harnstoffgruppen aufweisenden organischen polyisocyanaten
DE3114638A1 (de) * 1981-04-10 1982-10-28 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von harnstoff- und/oder biuretgruppen aufweisenden aromatischen polyisocyanaten und ihre verwendung als isocyanatkomponente bei der herstellung von polyurethankunststoffen
DE3700209A1 (de) * 1987-01-07 1988-07-21 Bayer Ag Verfahren zur herstellung von polyisocyanaten mit biuretstruktur

Also Published As

Publication number Publication date
KR100525684B1 (ko) 2005-12-21
DE59811253D1 (de) 2004-06-03
JP4102471B2 (ja) 2008-06-18
EP0861829A2 (de) 1998-09-02
EP0861829B1 (de) 2004-04-28
CA2230148A1 (en) 1998-08-26
DE19707576C1 (de) 1998-04-16
BR9800208A (pt) 1999-06-29
US5994491A (en) 1999-11-30
ES2217447T3 (es) 2004-11-01
JPH10237037A (ja) 1998-09-08
TW555739B (en) 2003-10-01
KR19980071684A (ko) 1998-10-26
EP0861829A3 (de) 2002-08-07

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Legal Events

Date Code Title Description
FG Grant or registration
MM Annulment or lapse due to non-payment of fees