CH627739A5 - Process for preparing polyisocyanates that contain biuret groups - Google Patents
Process for preparing polyisocyanates that contain biuret groups Download PDFInfo
- Publication number
- CH627739A5 CH627739A5 CH280277A CH280277A CH627739A5 CH 627739 A5 CH627739 A5 CH 627739A5 CH 280277 A CH280277 A CH 280277A CH 280277 A CH280277 A CH 280277A CH 627739 A5 CH627739 A5 CH 627739A5
- Authority
- CH
- Switzerland
- Prior art keywords
- diisocyanate
- biuret
- mol
- polyisocyanates
- polyamine
- 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
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)
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 |
|---|---|
| CH627739A5 true CH627739A5 (en) | 1982-01-29 |
Family
ID=5972047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH280277A CH627739A5 (en) | 1976-03-10 | 1977-03-07 | Process for preparing polyisocyanates that contain biuret groups |
Country Status (13)
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 (US07534539-20090519-C00280.png) * | 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 |
| WO2012117099A1 (de) | 2011-03-03 | 2012-09-07 | 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 NL NL7702438A patent/NL7702438A/xx not_active Application Discontinuation
- 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 DD DD7700197715A patent/DD130041A5/xx unknown
- 1977-03-08 BR BR7701381A patent/BR7701381A/pt unknown
- 1977-03-08 AT AT153977A patent/AT346832B/de not_active IP Right Cessation
- 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 JP JP2552177A patent/JPS52108927A/ja active Granted
- 1977-03-10 FR FR7707160A patent/FR2357589A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| CA1077956A (en) | 1980-05-20 |
| GB1550521A (en) | 1979-08-15 |
| DE2609995B2 (de) | 1978-03-23 |
| BE852265A (fr) | 1977-09-09 |
| DD130041A5 (de) | 1978-03-01 |
| ATA153977A (de) | 1978-04-15 |
| ES456660A1 (es) | 1978-01-16 |
| BR7701381A (pt) | 1978-05-02 |
| FR2357589A1 (fr) | 1978-02-03 |
| AT346832B (de) | 1978-11-27 |
| JPS52108927A (en) | 1977-09-12 |
| NL7702438A (nl) | 1977-09-13 |
| DE2609995C3 (de) | 1979-12-06 |
| JPS6229426B2 (US07534539-20090519-C00280.png) | 1987-06-25 |
| DE2609995A1 (de) | 1977-09-22 |
| AU506589B2 (en) | 1980-01-10 |
| FR2357589B1 (US07534539-20090519-C00280.png) | 1983-10-07 |
| AU2307777A (en) | 1978-09-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |