ES2039018T3 - Procedimiento para la fabricacion de alfa alquilacroleinas. - Google Patents
Procedimiento para la fabricacion de alfa alquilacroleinas.Info
- Publication number
- ES2039018T3 ES2039018T3 ES198888119187T ES88119187T ES2039018T3 ES 2039018 T3 ES2039018 T3 ES 2039018T3 ES 198888119187 T ES198888119187 T ES 198888119187T ES 88119187 T ES88119187 T ES 88119187T ES 2039018 T3 ES2039018 T3 ES 2039018T3
- Authority
- ES
- Spain
- Prior art keywords
- procedure
- manufacture
- carboxylic acid
- alpha alkyl
- acroleins
- 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 - Lifetime
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
- C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
- C07C45/72—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups
- C07C45/75—Reactions with formaldehyde
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19873740293 DE3740293A1 (de) | 1987-11-27 | 1987-11-27 | Verfahren zur herstellung von alpha-alkylacroleinen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2039018T3 true ES2039018T3 (es) | 1993-08-16 |
Family
ID=6341436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES198888119187T Expired - Lifetime ES2039018T3 (es) | 1987-11-27 | 1988-11-18 | Procedimiento para la fabricacion de alfa alquilacroleinas. |
Country Status (7)
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5177267A (en) * | 1991-07-25 | 1993-01-05 | Eastman Kodak Company | Continuous process for the recovery of 2 ethylhexanal and a tertiary amine from a mixture comprising 2-ethyl-2-(hydroxymethyl) hexanal, 2-ethylhexanal, tertiary amine and water |
| GB9207756D0 (en) * | 1992-04-07 | 1992-05-27 | Davy Mckee London | Process |
| US5254743A (en) * | 1992-12-09 | 1993-10-19 | Uop | Solid bases as catalysts in aldol condensations |
| KR100214555B1 (ko) * | 1997-02-14 | 1999-08-02 | 구본준 | 반도체 패키지의 제조방법 |
| US6380438B1 (en) | 2000-07-13 | 2002-04-30 | Ttc Labs, Inc. | Process for the production of 3-hydroxypropanal |
| EP2829531A1 (de) | 2013-07-24 | 2015-01-28 | Evonik Industries AG | Verfahren zur Regulierung des Wassergehalts in einem kontinuierlichen Verfahren zur Herstellung von Methacrolein |
| EP2883859A1 (de) | 2013-12-12 | 2015-06-17 | Evonik Industries AG | Tertiäre Alkylamine als Cokatalysator bei der Methacrolein-Synthese |
| EP2998284A1 (de) | 2014-09-18 | 2016-03-23 | Evonik Röhm GmbH | Optimiertes Verfahren zur Herstellung von Methacrolein |
| EP3023408A1 (de) | 2014-11-19 | 2016-05-25 | Evonik Röhm GmbH | Optimiertes Verfahren zur Herstellung von Methacrylsäure |
| US9828322B2 (en) | 2016-01-28 | 2017-11-28 | Eastman Chemical Company | Efficient synthesis of methacroelin and other alpha, beta-unsaturated aldehydes over a regenerable anatase titania catalyst |
| US9834501B2 (en) | 2016-01-28 | 2017-12-05 | Eastman Chemical Company | Efficient synthesis of methacroelin and other alpha, beta—unsaturated aldehydes from methanol and an aldehyde |
| ES2714899T3 (es) * | 2016-09-30 | 2019-05-30 | Oxea Gmbh | Método de producción continuo para 2-metilenos-alcanales |
| EP3587390A1 (de) | 2018-06-26 | 2020-01-01 | Röhm GmbH | Verfahren zur herstellung von mma in hohen ausbeuten |
| EP3608305A1 (en) | 2018-08-10 | 2020-02-12 | Röhm GmbH | Process for producing methacrylic acid or methacrylic acid esters |
| EP3613726A1 (en) | 2018-08-21 | 2020-02-26 | Röhm GmbH | Continuous process for preparing methacrolein |
| EP3786148A1 (de) | 2019-08-28 | 2021-03-03 | Röhm GmbH | Vereinfachte aufarbeitung des reaktoraustrags einer oxidativen veresterung |
| EP3798202A1 (de) | 2019-09-25 | 2021-03-31 | Röhm GmbH | Verfahren zur aufreinigung von methylmethacrylat von leichtsiedenden komponenten |
| EP3945088A1 (de) | 2020-07-30 | 2022-02-02 | Röhm GmbH | Vorgehen zur minimierung des aktivitätsverlusts bei im kreislaufbetrieb ausgeführten reaktionsschritten |
| BR112023023281A2 (pt) | 2021-05-10 | 2024-01-23 | Roehm Gmbh | Ésteres insaturados contendo um aditivo para reduzir e estabilizar o índice de amarelamento |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2855504C3 (de) * | 1978-12-22 | 1989-04-06 | Ruhrchemie Ag, 4200 Oberhausen | Verfahren zur Herstellung von Methacrolein |
| DE3025350C2 (de) * | 1980-07-04 | 1993-10-14 | Hoechst Ag | Verfahren zur Herstellung von 2-Methylenaldehyden |
| DE3106557A1 (de) * | 1981-02-21 | 1982-09-16 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von (alpha)-alkylacroleinen |
| DE3213681A1 (de) * | 1982-04-14 | 1983-10-27 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von (alpha)-alkylacroleinen |
-
1987
- 1987-11-27 DE DE19873740293 patent/DE3740293A1/de not_active Withdrawn
-
1988
- 1988-11-18 EP EP88119187A patent/EP0317909B1/de not_active Expired - Lifetime
- 1988-11-18 ES ES198888119187T patent/ES2039018T3/es not_active Expired - Lifetime
- 1988-11-18 AT AT88119187T patent/ATE84777T1/de not_active IP Right Cessation
- 1988-11-18 DE DE8888119187T patent/DE3877714D1/de not_active Expired - Fee Related
- 1988-11-22 US US07/274,829 patent/US4943663A/en not_active Expired - Fee Related
- 1988-11-24 JP JP63294847A patent/JPH01168637A/ja active Granted
- 1988-11-25 CA CA000584181A patent/CA1297907C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| ATE84777T1 (de) | 1993-02-15 |
| EP0317909B1 (de) | 1993-01-20 |
| JPH0536428B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-05-31 |
| JPH01168637A (ja) | 1989-07-04 |
| EP0317909A2 (de) | 1989-05-31 |
| CA1297907C (en) | 1992-03-24 |
| EP0317909A3 (en) | 1990-01-24 |
| US4943663A (en) | 1990-07-24 |
| DE3877714D1 (de) | 1993-03-04 |
| DE3740293A1 (de) | 1989-06-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG2A | Definitive protection |
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