BE852265A - Procede de preparation de polyisocyanates portant des groupes biuret - Google Patents

Procede de preparation de polyisocyanates portant des groupes biuret

Info

Publication number
BE852265A
BE852265A BE175627A BE175627A BE852265A BE 852265 A BE852265 A BE 852265A BE 175627 A BE175627 A BE 175627A BE 175627 A BE175627 A BE 175627A BE 852265 A BE852265 A BE 852265A
Authority
BE
Belgium
Prior art keywords
biuret groups
preparing polyisocyanates
polyisocyanates bearing
bearing biuret
preparing
Prior art date
Application number
BE175627A
Other languages
English (en)
French (fr)
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 BE852265A publication Critical patent/BE852265A/xx

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
    • C07C273/1809Preparation 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 with formation of the N-C(O)-N moiety
    • C07C273/1818Preparation 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 with formation of the N-C(O)-N moiety from -N=C=O and XNR'R"
    • C07C273/1827X being H
    • 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
    • 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
    • C08G18/80Masked polyisocyanates
    • C08G18/8003Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
    • C08G18/8006Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32
    • C08G18/8038Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3225

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)
BE175627A 1976-03-10 1977-03-09 Procede de preparation de polyisocyanates portant des groupes biuret BE852265A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2609995A DE2609995C3 (de) 1976-03-10 1976-03-10 Verfahren zur Herstellung von biuretgruppenhaltigen Polyisocyanaten

Publications (1)

Publication Number Publication Date
BE852265A true BE852265A (fr) 1977-09-09

Family

ID=5972047

Family Applications (1)

Application Number Title Priority Date Filing Date
BE175627A BE852265A (fr) 1976-03-10 1977-03-09 Procede de preparation de polyisocyanates portant des groupes biuret

Country Status (13)

Country Link
JP (1) JPS52108927A (pt)
AT (1) AT346832B (pt)
AU (1) AU506589B2 (pt)
BE (1) BE852265A (pt)
BR (1) BR7701381A (pt)
CA (1) CA1077956A (pt)
CH (1) CH627739A5 (pt)
DD (1) DD130041A5 (pt)
DE (1) DE2609995C3 (pt)
ES (1) ES456660A1 (pt)
FR (1) FR2357589A1 (pt)
GB (1) GB1550521A (pt)
NL (1) NL7702438A (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2803103A1 (de) * 1978-01-25 1979-07-26 Bayer Ag Verfahren zur herstellung von biuret- und/oder harnstoffgruppen aufweisenden organischen polyisocyanaten
DE3003543A1 (de) * 1980-01-31 1981-08-06 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von modifizierten polyisocynaten und ihre verwendung als aufbaukomponente bei der herstellung von polyurethankunststoffen
DE3143060A1 (de) * 1981-10-30 1983-05-11 Chemische Werke Hüls AG, 4370 Marl Pulverlacke auf der basis von blockierten isophorondiisocyanataddukten
IN172016B (pt) * 1986-04-25 1993-03-13 Uop Inc
DE3700209A1 (de) * 1987-01-07 1988-07-21 Bayer Ag Verfahren zur herstellung von polyisocyanaten mit biuretstruktur
DE4439421A1 (de) * 1994-11-04 1996-05-09 Huels Chemische Werke Ag Neue harnstoffgruppenhaltige Polyamine und Verfahren zu ihrer Herstellung
DE19633404A1 (de) * 1996-08-19 1998-02-26 Basf Ag Verfahren zur Herstellung von Biuretgruppen enhaltenden Polyisocyanaten aus (cyclo)aliphatischen Diisocyanaten
CN103402978A (zh) 2011-03-03 2013-11-20 巴斯夫欧洲公司 制备含有缩二脲基团的聚异氰酸酯的方法
US8609887B2 (en) 2011-03-03 2013-12-17 Basf Se Process for preparing polyisocyanates comprising biuret groups

Also Published As

Publication number Publication date
ES456660A1 (es) 1978-01-16
CA1077956A (en) 1980-05-20
FR2357589B1 (pt) 1983-10-07
NL7702438A (nl) 1977-09-13
DE2609995A1 (de) 1977-09-22
AU506589B2 (en) 1980-01-10
DE2609995C3 (de) 1979-12-06
FR2357589A1 (fr) 1978-02-03
JPS6229426B2 (pt) 1987-06-25
CH627739A5 (en) 1982-01-29
GB1550521A (en) 1979-08-15
JPS52108927A (en) 1977-09-12
BR7701381A (pt) 1978-05-02
ATA153977A (de) 1978-04-15
AT346832B (de) 1978-11-27
AU2307777A (en) 1978-09-14
DD130041A5 (de) 1978-03-01
DE2609995B2 (de) 1978-03-23

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