BR7701381A - Processo para a preparacao de poliisocianatos que apresentam grupos biureto - Google Patents
Processo para a preparacao de poliisocianatos que apresentam grupos biuretoInfo
- Publication number
- BR7701381A BR7701381A BR7701381A BR7701381A BR7701381A BR 7701381 A BR7701381 A BR 7701381A BR 7701381 A BR7701381 A BR 7701381A BR 7701381 A BR7701381 A BR 7701381A BR 7701381 A BR7701381 A BR 7701381A
- Authority
- BR
- Brazil
- Prior art keywords
- polyisocianates
- presenting
- preparation
- biuret groups
- biuret
- Prior art date
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
- C07C273/1809—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 with formation of the N-C(O)-N moiety
- C07C273/1818—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 with formation of the N-C(O)-N moiety from -N=C=O and XNR'R"
- C07C273/1827—X being H
-
- 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
- C08G18/8038—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3225
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 |
|---|---|
| BR7701381A true BR7701381A (pt) | 1978-05-02 |
Family
ID=5972047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR7701381A BR7701381A (pt) | 1976-03-10 | 1977-03-08 | Processo para a preparacao de poliisocianatos que apresentam grupos biureto |
Country Status (13)
| Country | Link |
|---|---|
| JP (1) | JPS52108927A (de) |
| AT (1) | AT346832B (de) |
| AU (1) | AU506589B2 (de) |
| BE (1) | BE852265A (de) |
| BR (1) | BR7701381A (de) |
| CA (1) | CA1077956A (de) |
| CH (1) | CH627739A5 (de) |
| DD (1) | DD130041A5 (de) |
| DE (1) | DE2609995C3 (de) |
| ES (1) | ES456660A1 (de) |
| FR (1) | FR2357589A1 (de) |
| GB (1) | GB1550521A (de) |
| NL (1) | NL7702438A (de) |
Families Citing this family (9)
| 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 (de) * | 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 |
| EP2681189A1 (de) | 2011-03-03 | 2014-01-08 | Basf Se | Verfahren zur herstellung von biuretgruppenhaltigen polyisocyanaten |
| US8609887B2 (en) | 2011-03-03 | 2013-12-17 | Basf Se | Process for preparing polyisocyanates comprising biuret groups |
-
1976
- 1976-03-10 DE DE2609995A patent/DE2609995C3/de not_active Expired
-
1977
- 1977-02-14 CA CA271,671A patent/CA1077956A/en not_active Expired
- 1977-03-07 DD DD7700197715A patent/DD130041A5/de unknown
- 1977-03-07 GB GB9418/77A patent/GB1550521A/en not_active Expired
- 1977-03-07 CH CH280277A patent/CH627739A5/de not_active IP Right Cessation
- 1977-03-07 NL NL7702438A patent/NL7702438A/xx not_active Application Discontinuation
- 1977-03-08 AT AT153977A patent/AT346832B/de not_active IP Right Cessation
- 1977-03-08 BR BR7701381A patent/BR7701381A/pt unknown
- 1977-03-09 ES ES456660A patent/ES456660A1/es not_active Expired
- 1977-03-09 BE BE175627A patent/BE852265A/xx unknown
- 1977-03-09 AU AU23077/77A patent/AU506589B2/en not_active Expired
- 1977-03-10 FR FR7707160A patent/FR2357589A1/fr active Granted
- 1977-03-10 JP JP2552177A patent/JPS52108927A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2357589A1 (fr) | 1978-02-03 |
| FR2357589B1 (de) | 1983-10-07 |
| DE2609995A1 (de) | 1977-09-22 |
| DE2609995C3 (de) | 1979-12-06 |
| DD130041A5 (de) | 1978-03-01 |
| NL7702438A (nl) | 1977-09-13 |
| DE2609995B2 (de) | 1978-03-23 |
| CH627739A5 (en) | 1982-01-29 |
| CA1077956A (en) | 1980-05-20 |
| AT346832B (de) | 1978-11-27 |
| GB1550521A (en) | 1979-08-15 |
| JPS6229426B2 (de) | 1987-06-25 |
| AU506589B2 (en) | 1980-01-10 |
| AU2307777A (en) | 1978-09-14 |
| BE852265A (fr) | 1977-09-09 |
| JPS52108927A (en) | 1977-09-12 |
| ES456660A1 (es) | 1978-01-16 |
| ATA153977A (de) | 1978-04-15 |
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