ES448292A1 - Procedimiento para la obtencion de acidos uretdion-diisocia-natos-disulfonicos. - Google Patents
Procedimiento para la obtencion de acidos uretdion-diisocia-natos-disulfonicos.Info
- Publication number
- ES448292A1 ES448292A1 ES448292A ES448292A ES448292A1 ES 448292 A1 ES448292 A1 ES 448292A1 ES 448292 A ES448292 A ES 448292A ES 448292 A ES448292 A ES 448292A ES 448292 A1 ES448292 A1 ES 448292A1
- Authority
- ES
- Spain
- Prior art keywords
- diisocyanate
- preparation
- disulphonic acids
- formula
- aromatic
- 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
- 239000002253 acid Substances 0.000 title abstract 2
- 150000007513 acids Chemical class 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 125000003118 aryl group Chemical group 0.000 title 1
- 230000015572 biosynthetic process Effects 0.000 abstract 2
- 150000001875 compounds Chemical class 0.000 abstract 2
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 abstract 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 abstract 1
- 239000004202 carbamide Substances 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 125000005442 diisocyanate group Chemical group 0.000 abstract 1
- 239000012948 isocyanate Substances 0.000 abstract 1
- 150000002513 isocyanates Chemical class 0.000 abstract 1
- 229920003023 plastic Polymers 0.000 abstract 1
- 239000004033 plastic Substances 0.000 abstract 1
- 229920000768 polyamine Polymers 0.000 abstract 1
- 229920005862 polyol Polymers 0.000 abstract 1
- 150000003077 polyols Chemical class 0.000 abstract 1
- 239000000376 reactant Substances 0.000 abstract 1
- 238000003786 synthesis reaction Methods 0.000 abstract 1
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
- C08G18/79—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
- C08G18/798—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates containing urethdione groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D229/00—Heterocyclic compounds containing rings of less than five members having two nitrogen atoms as the only ring hetero atoms
-
- 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
- C08G18/08—Processes
- C08G18/0804—Manufacture of polymers containing ionic or ionogenic groups
- C08G18/0819—Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups
- C08G18/0828—Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups containing sulfonate groups or groups forming them
-
- 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
- C08G18/775—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur sulfur
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polyurethanes Or Polyureas (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752524476 DE2524476A1 (de) | 1975-06-03 | 1975-06-03 | Aromatische uretdion-diisocyanat- disulfonsaeuren ein verfahren zu ihrer herstellung, sowie ihre verwendung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES448292A1 true ES448292A1 (es) | 1977-07-16 |
Family
ID=5948072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES448292A Expired ES448292A1 (es) | 1975-06-03 | 1976-05-28 | Procedimiento para la obtencion de acidos uretdion-diisocia-natos-disulfonicos. |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS51146456A (Direct) |
| AT (1) | AT349031B (Direct) |
| BE (1) | BE842493A (Direct) |
| CH (1) | CH628334A5 (Direct) |
| DE (1) | DE2524476A1 (Direct) |
| ES (1) | ES448292A1 (Direct) |
| FR (1) | FR2313368A1 (Direct) |
| GB (1) | GB1494467A (Direct) |
| IT (1) | IT1061348B (Direct) |
| NL (1) | NL7606020A (Direct) |
| SE (1) | SE7606220L (Direct) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2851341A1 (de) | 1978-11-28 | 1980-06-04 | Bayer Ag | Dispersionen aromatischer isocyanatosulfonsaeure-uretdione in organischen polyisocyanaten und ein verfahren zu ihrer herstellung |
| DE3135542A1 (de) * | 1981-09-08 | 1983-03-17 | Bayer Ag, 5090 Leverkusen | Uretdiongruppen aufweisendes diisocyanat, ein verfahren zur herstellung von hitzevernetzbaren oligoadditionsprodukten und deren verwendung zur herstellung von hochmolekularen kunststoffen |
| DE3232736A1 (de) * | 1982-09-03 | 1984-03-08 | Bayer Ag, 5090 Leverkusen | Aromatische uretdion-di-harnstoff-diamine, verfahren zu ihrer herstellung und ihre verwendung bei der polyurethansynthese |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1530991A (fr) * | 1966-07-18 | 1968-06-28 | Uniroyal | Procédé de dimérisation de di-isocyanates aromatiques en dispersion aqueuse |
| FR2249873A1 (en) * | 1973-10-31 | 1975-05-30 | Bakhitov Mansur | 2,4-Toluylene diisocyanate dimer prepn. - catalysed by trialkyl phosphite under heat removal conditions opt in inert solvent |
| DE2452390C2 (de) * | 1974-11-05 | 1983-12-29 | Bayer Ag, 5090 Leverkusen | Verfahren zur kontinuierlichen Herstellung von aromatischen Uretdiongruppen aufweisenden Polyisocyanaten |
-
1975
- 1975-06-03 DE DE19752524476 patent/DE2524476A1/de not_active Withdrawn
-
1976
- 1976-05-28 ES ES448292A patent/ES448292A1/es not_active Expired
- 1976-05-31 CH CH678776A patent/CH628334A5/de not_active IP Right Cessation
- 1976-06-01 AT AT401276A patent/AT349031B/de not_active IP Right Cessation
- 1976-06-01 IT IT49756/76A patent/IT1061348B/it active
- 1976-06-02 BE BE167557A patent/BE842493A/xx unknown
- 1976-06-02 JP JP51063679A patent/JPS51146456A/ja active Pending
- 1976-06-02 GB GB22753/76A patent/GB1494467A/en not_active Expired
- 1976-06-02 SE SE7606220A patent/SE7606220L/xx unknown
- 1976-06-03 NL NL7606020A patent/NL7606020A/xx not_active Application Discontinuation
- 1976-06-03 FR FR7616880A patent/FR2313368A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| ATA401276A (de) | 1978-08-15 |
| FR2313368B1 (Direct) | 1982-01-08 |
| DE2524476A1 (de) | 1976-12-23 |
| IT1061348B (it) | 1983-02-28 |
| SE7606220L (sv) | 1976-12-04 |
| AT349031B (de) | 1979-03-12 |
| FR2313368A1 (fr) | 1976-12-31 |
| GB1494467A (en) | 1977-12-07 |
| NL7606020A (nl) | 1976-12-07 |
| BE842493A (fr) | 1976-12-02 |
| JPS51146456A (en) | 1976-12-16 |
| CH628334A5 (en) | 1982-02-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0417603A3 (en) | Process for the preparation of urethdione group-containing polyisocyanates | |
| DE3851032D1 (de) | Polyisocyanatzusammensetzungen. | |
| US4377530A (en) | Manufacture of isocyanates | |
| EP0272563A3 (en) | Two-step process for the production of moulded articles two-step process for the production of moulded articles | |
| ES441478A1 (es) | Procedimiento para la obtencion de laminas elasticas. | |
| US3736295A (en) | Polyurethane elastomers from aromatic diamines containing ether groups | |
| Hartzler | Polycyano Radicals | |
| GB1422379A (en) | Cellular products | |
| GB1408945A (en) | Preparing polyurethanes | |
| ES448292A1 (es) | Procedimiento para la obtencion de acidos uretdion-diisocia-natos-disulfonicos. | |
| ES463396A1 (es) | Procedimiento para la obtencion de materiales espumados, en-durecedores en frio, flexibles, conteniendo grupos uretano. | |
| JPH03118367A (ja) | ウレトジオン基含有ポリイソシアナートの製造方法 | |
| ATE52505T1 (de) | Epoxydierte isocyanate und verfahren zu ihrer herstellung. | |
| ES432428A2 (es) | Procedimiento para la obtencion de poliisocianatos aromati- cos liquidos. | |
| GB1221534A (en) | Improvements relating to poromeric materials | |
| ES8605546A1 (es) | Procedimiento para la obtencion de poliisocianatos conte- niendo grupos urea | |
| US4973760A (en) | Aromatic diamines | |
| FR1603607A (en) | Di(aminophenyl)methane prepn. - useful as a curing agent and diphenylmethane diisocyanate prepn. | |
| US5064927A (en) | Aromatic diamines | |
| US3637843A (en) | Synthesis of dicyanoformamides having an aromatic organic moiety | |
| US3461151A (en) | Urethane containing isocyanates | |
| ES465875A1 (es) | Procedimiento para la preparacion de para-nitroso-difenilhi-droxilaminas. | |
| US4395369A (en) | Manufacture of isocyanate | |
| IL42901A (en) | Production of urethanes | |
| DE3680414D1 (de) | Fluessige harnstoff- und/oder biuretgruppen enthaltende organische polyisocyanatzusammensetzungen. |