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ES462358A1 - Procedimiento para la preparacion de poliisocianatos conte- niendo grupos uretano y biuret. - Google Patents

Procedimiento para la preparacion de poliisocianatos conte- niendo grupos uretano y biuret.

Info

Publication number
ES462358A1
ES462358A1 ES462358A ES462358A ES462358A1 ES 462358 A1 ES462358 A1 ES 462358A1 ES 462358 A ES462358 A ES 462358A ES 462358 A ES462358 A ES 462358A ES 462358 A1 ES462358 A1 ES 462358A1
Authority
ES
Spain
Prior art keywords
produced
present
polyisocyanates
preparation
amino
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
Application number
ES462358A
Other languages
English (en)
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
Publication of ES462358A1 publication Critical patent/ES462358A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/18—Preparation 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
    • C07C273/1854—Preparation 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
    • C07C273/1863—Preparation 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 from urea
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/18—Preparation 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
    • C07C273/1872—Preparation of compounds comprising a -N-C(O)-N-C(O)-N- moiety
    • 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
    • C08G18/7806—Nitrogen containing -N-C=0 groups
    • C08G18/7818—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups
    • C08G18/7831—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups containing biuret 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
    • C08G18/8041—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3271
    • 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
    • C08G18/8054—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/38
    • C08G18/8058—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/38 with compounds of C08G18/3819

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)

Abstract

Procedimiento para la preparación de pliisocianatos conteniendo grupos uretano y biuret y que tienen grupos isocianato alifáticamente enlazados y una funcionalidad isocianato superior a 2, caracterizado porque diisocinatos alifáticos y/o cicloalifáticos, usados al menos por un exceso molar de 4 veces, se hacen reaccionar a 90 - 200ºC, con compuestos de fórmula: ** (Ver fórmula), y a continuación se separa el diisocianato en exceso, en la fórmula anterior.
ES462358A 1976-09-15 1977-09-14 Procedimiento para la preparacion de poliisocianatos conte- niendo grupos uretano y biuret. Expired ES462358A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762641448 DE2641448A1 (de) 1976-09-15 1976-09-15 Verfahren zur herstellung von urethan- und biuretgruppen enthaltenden polyisocyanaten

Publications (1)

Publication Number Publication Date
ES462358A1 true ES462358A1 (es) 1978-06-16

Family

ID=5987937

Family Applications (1)

Application Number Title Priority Date Filing Date
ES462358A Expired ES462358A1 (es) 1976-09-15 1977-09-14 Procedimiento para la preparacion de poliisocianatos conte- niendo grupos uretano y biuret.

Country Status (15)

Country Link
US (1) US4124569A (es)
JP (1) JPS5337619A (es)
AT (1) AT358824B (es)
AU (1) AU513154B2 (es)
BE (1) BE858676A (es)
BR (1) BR7706138A (es)
CA (1) CA1083594A (es)
DD (1) DD137113A5 (es)
DE (1) DE2641448A1 (es)
ES (1) ES462358A1 (es)
FR (1) FR2364938A1 (es)
GB (1) GB1569457A (es)
NL (1) NL7710145A (es)
PL (1) PL200832A1 (es)
SE (1) SE7710300L (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH625676A5 (es) * 1977-07-19 1981-10-15 Ciba Geigy Ag
DE3202166A1 (de) * 1982-01-23 1983-08-04 Bayer Ag, 5090 Leverkusen Verwendung von klarlacken auf basis von organischen polyisocyanaten zur beschichtung von flaechengebilden auf basis von polyvinylchlorid
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
DE4130336A1 (de) * 1991-09-12 1993-03-18 Bayer Ag Verfahren zur herstellung von pulverlacken und ihre verwendung
US5369208A (en) * 1993-05-24 1994-11-29 Olin Corporation Low VOC, fast drying, moisture curable, one-component isocyanate-based coating compositions
EP1336630A3 (en) * 2002-02-15 2003-12-10 Shipley Co. L.L.C. Functionalized polymer
FR2864534B1 (fr) * 2003-12-24 2006-02-17 Rhodia Chimie Sa Synthese d'acylurees et composition comportant des acylurees
US8026318B2 (en) * 2008-08-22 2011-09-27 Air Products And Chemicals, Inc. Mixed polycycloaliphatic amines (MPCA) and MPCA alkylates

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1720711A1 (de) * 1967-09-18 1971-07-08 Bayer Ag Verfahren zur Herstellung von Polyurethankunststoffen
US3824266A (en) * 1969-12-17 1974-07-16 Bayer Ag Polyisocyanates which contain biuret groups
US3862973A (en) * 1970-03-07 1975-01-28 Bayer Ag Process for the preparation of polyisocyanates containing biuret groups
US3943158A (en) * 1970-07-01 1976-03-09 Bayer Aktiengesellschaft Urea diisocyanate compositions
US3787469A (en) * 1972-04-27 1974-01-22 Eastman Kodak Co Polyisocyanate adducts
DE2308015B2 (de) * 1973-02-17 1980-07-31 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Polyisocyanaten mit Biuretstruktur
US3976622A (en) * 1973-02-17 1976-08-24 Bayer Aktiengesellschaft Process for the production of polyisocyanates with a biuret structure
US3903126A (en) * 1973-12-11 1975-09-02 Basf Ag Manufacture of biuret group-containing polyisocyanates

Also Published As

Publication number Publication date
BR7706138A (pt) 1978-07-04
ATA658277A (de) 1980-02-15
SE7710300L (sv) 1978-03-16
FR2364938A1 (fr) 1978-04-14
JPS5337619A (en) 1978-04-06
GB1569457A (en) 1980-06-18
AU513154B2 (en) 1980-11-20
PL200832A1 (pl) 1978-07-17
CA1083594A (en) 1980-08-12
DD137113A5 (de) 1979-08-15
DE2641448A1 (de) 1978-03-16
AT358824B (de) 1980-10-10
BE858676A (fr) 1978-03-14
AU2875577A (en) 1979-03-22
US4124569A (en) 1978-11-07
NL7710145A (nl) 1978-03-17

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