NL7704804A - Werkwijze ter bereiding van biureetgroepen be- vattende polyisocyanaten. - Google Patents
Werkwijze ter bereiding van biureetgroepen be- vattende polyisocyanaten.Info
- Publication number
- NL7704804A NL7704804A NL7704804A NL7704804A NL7704804A NL 7704804 A NL7704804 A NL 7704804A NL 7704804 A NL7704804 A NL 7704804A NL 7704804 A NL7704804 A NL 7704804A NL 7704804 A NL7704804 A NL 7704804A
- Authority
- NL
- Netherlands
- Prior art keywords
- preparation
- groups containing
- biuret groups
- containing polyisocyanates
- polyisocyanates
- Prior art date
Links
Classifications
-
- 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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polyurethanes Or Polyureas (AREA)
- Paints Or Removers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19762619548 DE2619548A1 (de) | 1976-05-04 | 1976-05-04 | Verfahren zur herstellung von biuretgruppen aufweisenden polyisocyanaten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7704804A true NL7704804A (nl) | 1977-11-08 |
Family
ID=5976964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7704804A NL7704804A (nl) | 1976-05-04 | 1977-05-02 | Werkwijze ter bereiding van biureetgroepen be- vattende polyisocyanaten. |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4127599A (xx) |
| JP (1) | JPS52133923A (xx) |
| AT (1) | ATA308977A (xx) |
| AU (1) | AU2483077A (xx) |
| BE (1) | BE854252A (xx) |
| BR (1) | BR7702847A (xx) |
| DD (1) | DD130484A5 (xx) |
| DE (1) | DE2619548A1 (xx) |
| ES (1) | ES458388A1 (xx) |
| FR (1) | FR2350367A1 (xx) |
| GB (1) | GB1550712A (xx) |
| NL (1) | NL7704804A (xx) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4181782A (en) * | 1976-05-04 | 1980-01-01 | Bayer Aktiengesellschaft | Preparation of polyisocyanates having biuret groups and their use in synthetic foamed resins and lacquers |
| US4384052A (en) * | 1981-06-08 | 1983-05-17 | Basf Wyandotte Corporation | Polyurethanes produced from an adduct of an organic polyisocyanate and certain amines |
| JPS57212235A (en) * | 1981-06-24 | 1982-12-27 | Mitui Toatsu Chem Inc | Preparation of polyurea foam |
| DE3526233A1 (de) * | 1985-07-23 | 1987-01-29 | Bayer Ag | Verfahren zur herstellung von harnstoff- und/oder biuretgruppen aufweisenden polyisocyanat-zubereitungen, die nach diesem verfahren erhaeltlichen polyisocyanat-zubereitungen und ihre verwendung als isocyanatkomponente bei der herstellung von kunststoffen nach dem isocyanat-polyadditionsverfahren |
| JPS63151744U (xx) * | 1987-03-27 | 1988-10-05 | ||
| DE19505035A1 (de) * | 1995-02-15 | 1996-08-22 | Basf Ag | Verfahren zur Herstellung biurethgruppen-haltigen Polyisocyanaten |
| DE10322911A1 (de) * | 2003-05-21 | 2004-12-16 | Bayer Materialscience Ag | Verfestigungsstabile blockierte Polyisocyanate |
| US7772307B2 (en) * | 2003-08-27 | 2010-08-10 | Great Eastern Resins Industrial Co., Ltd. | Water dispersible polyisocyanate composition and its uses |
| CN105601565B (zh) * | 2014-11-20 | 2018-05-15 | 万华化学集团股份有限公司 | 一种存储稳定的含缩二脲结构的多异氰酸酯的制备方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL6910540A (xx) * | 1968-07-19 | 1970-01-21 | ||
| US3862973A (en) * | 1970-03-07 | 1975-01-28 | Bayer Ag | Process for the preparation of polyisocyanates containing biuret groups |
| DE2308015B2 (de) * | 1973-02-17 | 1980-07-31 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Polyisocyanaten mit Biuretstruktur |
| US3903126A (en) * | 1973-12-11 | 1975-09-02 | Basf Ag | Manufacture of biuret group-containing polyisocyanates |
-
1976
- 1976-05-04 DE DE19762619548 patent/DE2619548A1/de not_active Withdrawn
-
1977
- 1977-03-30 BR BRDEP26195482A patent/BR7702847A/pt unknown
- 1977-04-22 US US05/789,902 patent/US4127599A/en not_active Expired - Lifetime
- 1977-05-02 NL NL7704804A patent/NL7704804A/xx not_active Application Discontinuation
- 1977-05-02 DD DD7700198701A patent/DD130484A5/xx unknown
- 1977-05-02 JP JP5004177A patent/JPS52133923A/ja active Granted
- 1977-05-02 AT AT773089A patent/ATA308977A/de not_active IP Right Cessation
- 1977-05-03 ES ES458388A patent/ES458388A1/es not_active Expired
- 1977-05-03 AU AU24830/77A patent/AU2483077A/en not_active Expired
- 1977-05-04 GB GB18641/77A patent/GB1550712A/en not_active Expired
- 1977-05-04 BE BE177262A patent/BE854252A/xx unknown
- 1977-05-04 FR FR7713576A patent/FR2350367A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2350367B1 (xx) | 1984-04-06 |
| BE854252A (fr) | 1977-11-04 |
| DD130484A5 (de) | 1978-04-05 |
| JPS6117823B2 (xx) | 1986-05-09 |
| AU2483077A (en) | 1978-11-09 |
| JPS52133923A (en) | 1977-11-09 |
| GB1550712A (en) | 1979-08-15 |
| ES458388A1 (es) | 1978-02-16 |
| DE2619548A1 (de) | 1977-11-24 |
| ATA308977A (de) | 1980-02-15 |
| BR7702847A (pt) | 1978-02-08 |
| FR2350367A1 (fr) | 1977-12-02 |
| US4127599A (en) | 1978-11-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |