GB1550521A - Process for the preparation of polyisocyanates which contain biuret groups - Google Patents
Process for the preparation of polyisocyanates which contain biuret groupsInfo
- Publication number
- GB1550521A GB1550521A GB9418/77A GB941877A GB1550521A GB 1550521 A GB1550521 A GB 1550521A GB 9418/77 A GB9418/77 A GB 9418/77A GB 941877 A GB941877 A GB 941877A GB 1550521 A GB1550521 A GB 1550521A
- Authority
- GB
- United Kingdom
- Prior art keywords
- polyisocyanates
- biuret groups
- preparation
- groups
- contain biuret
- 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
Links
- 229920001228 polyisocyanate Polymers 0.000 title abstract 5
- 239000005056 polyisocyanate Substances 0.000 title abstract 5
- OHJMTUPIZMNBFR-UHFFFAOYSA-N biuret Chemical group NC(=O)NC(N)=O OHJMTUPIZMNBFR-UHFFFAOYSA-N 0.000 title abstract 4
- 229920000768 polyamine Polymers 0.000 abstract 2
- 125000001931 aliphatic group Chemical group 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 abstract 1
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 |
|---|---|
| GB1550521A true GB1550521A (en) | 1979-08-15 |
Family
ID=5972047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB9418/77A Expired GB1550521A (en) | 1976-03-10 | 1977-03-07 | Process for the preparation of polyisocyanates which contain biuret groups |
Country Status (13)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118561721A (zh) * | 2024-05-09 | 2024-08-30 | 山东新和成精化科技有限公司 | 一种低粘度hdi缩二脲的合成方法 |
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 (enrdf_load_stackoverflow) * | 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 |
| 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 |
-
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 GB GB9418/77A patent/GB1550521A/en not_active Expired
- 1977-03-07 DD DD7700197715A patent/DD130041A5/xx unknown
- 1977-03-07 NL NL7702438A patent/NL7702438A/xx not_active Application Discontinuation
- 1977-03-07 CH CH280277A patent/CH627739A5/de not_active IP Right Cessation
- 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 AU AU23077/77A patent/AU506589B2/en not_active Expired
- 1977-03-09 ES ES456660A patent/ES456660A1/es not_active Expired
- 1977-03-09 BE BE175627A patent/BE852265A/xx unknown
- 1977-03-10 JP JP2552177A patent/JPS52108927A/ja active Granted
- 1977-03-10 FR FR7707160A patent/FR2357589A1/fr active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118561721A (zh) * | 2024-05-09 | 2024-08-30 | 山东新和成精化科技有限公司 | 一种低粘度hdi缩二脲的合成方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| CA1077956A (en) | 1980-05-20 |
| NL7702438A (nl) | 1977-09-13 |
| BE852265A (fr) | 1977-09-09 |
| AU2307777A (en) | 1978-09-14 |
| FR2357589B1 (enrdf_load_stackoverflow) | 1983-10-07 |
| DE2609995B2 (de) | 1978-03-23 |
| AT346832B (de) | 1978-11-27 |
| JPS52108927A (en) | 1977-09-12 |
| ATA153977A (de) | 1978-04-15 |
| BR7701381A (pt) | 1978-05-02 |
| DD130041A5 (de) | 1978-03-01 |
| DE2609995A1 (de) | 1977-09-22 |
| AU506589B2 (en) | 1980-01-10 |
| JPS6229426B2 (enrdf_load_stackoverflow) | 1987-06-25 |
| CH627739A5 (en) | 1982-01-29 |
| DE2609995C3 (de) | 1979-12-06 |
| FR2357589A1 (fr) | 1978-02-03 |
| ES456660A1 (es) | 1978-01-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19950307 |