BR7604682A - Processo aperfeicoado para a preparacao de glioxal a partir de etileno glicol - Google Patents
Processo aperfeicoado para a preparacao de glioxal a partir de etileno glicolInfo
- Publication number
- BR7604682A BR7604682A BR7604682A BR7604682A BR7604682A BR 7604682 A BR7604682 A BR 7604682A BR 7604682 A BR7604682 A BR 7604682A BR 7604682 A BR7604682 A BR 7604682A BR 7604682 A BR7604682 A BR 7604682A
- Authority
- BR
- Brazil
- Prior art keywords
- glioxal
- preparing
- ethylene glycol
- perfect process
- perfect
- Prior art date
Links
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 title 3
- 238000004519 manufacturing process Methods 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/004—Details
- H01G9/04—Electrodes or formation of dielectric layers thereon
-
- 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
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/37—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups
- C07C45/38—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups being a primary hydroxyl group
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C47/00—Compounds having —CHO groups
- C07C47/02—Saturated compounds having —CHO groups bound to acyclic carbon atoms or to hydrogen
- C07C47/12—Saturated compounds having —CHO groups bound to acyclic carbon atoms or to hydrogen containing more than one —CHO group
- C07C47/127—Glyoxal
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (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 |
|---|---|---|---|
| US60056075A | 1975-07-31 | 1975-07-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7604682A true BR7604682A (pt) | 1977-08-02 |
Family
ID=36778069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR7604682A BR7604682A (pt) | 1975-07-31 | 1976-07-19 | Processo aperfeicoado para a preparacao de glioxal a partir de etileno glicol |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5946212B2 (fr) |
| BR (1) | BR7604682A (fr) |
| CA (1) | CA1064963A (fr) |
| DE (1) | DE2634439C2 (fr) |
| FR (1) | FR2319613A1 (fr) |
| GB (1) | GB1542900A (fr) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2803318A1 (de) * | 1978-01-26 | 1979-08-09 | Basf Ag | Verfahren zur herstellung von glyoxal |
| DE2831229A1 (de) * | 1978-07-15 | 1980-01-31 | Basf Ag | Verfahren zur herstellung von diketonen |
| DE2832405A1 (de) * | 1978-07-24 | 1980-02-14 | Basf Ag | Verfahren zur herstellung von glyoxal aus aethylenglykol |
| DE2922599A1 (de) * | 1979-06-02 | 1980-12-04 | Basf Ag | Verfahren zur kontinuierlichen herstellung von glyoxal |
| DE3130800A1 (de) * | 1981-08-04 | 1983-02-24 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von glyoxal |
| US4503261A (en) * | 1982-07-22 | 1985-03-05 | Basf Aktiengesellschaft | Preparation of glyoxal |
| DE3390191C2 (de) * | 1982-08-30 | 1989-01-26 | Mitsui Toatsu Chemicals | Verfahren zur Herstellung von glyoxal |
| JPS5946237A (ja) * | 1982-09-09 | 1984-03-15 | Mitsubishi Petrochem Co Ltd | グリオキサ−ルの製造方法 |
| US4978803A (en) * | 1989-06-26 | 1990-12-18 | American Cyanamid Company | Vapor phase oxidation process for making glyoxal |
| DE19811288A1 (de) * | 1998-03-16 | 1999-09-23 | Basf Ag | Verfahren zur Herstellung von Carbonylverbindungen |
| DE69929435T2 (de) * | 1998-05-20 | 2006-09-14 | Nippon Shokubai Co., Ltd. | Verfahren zur herstellung von alpha-oxoaldehyden |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2339346A (en) * | 1940-07-30 | 1944-01-18 | Carbide & Carbon Chem Corp | Process for making dicarbonylic compounds |
| GB1272592A (en) * | 1968-05-06 | 1972-05-03 | Laporte Chemical | Vapour phase oxidation of hydroxy compounds |
-
1976
- 1976-06-22 CA CA255,418A patent/CA1064963A/fr not_active Expired
- 1976-06-28 GB GB2691376A patent/GB1542900A/en not_active Expired
- 1976-07-19 BR BR7604682A patent/BR7604682A/pt unknown
- 1976-07-30 DE DE19762634439 patent/DE2634439C2/de not_active Expired
- 1976-07-30 FR FR7623432A patent/FR2319613A1/fr active Granted
- 1976-07-31 JP JP9087576A patent/JPS5946212B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA1064963A (fr) | 1979-10-23 |
| FR2319613A1 (fr) | 1977-02-25 |
| GB1542900A (en) | 1979-03-28 |
| FR2319613B1 (fr) | 1982-07-23 |
| DE2634439A1 (de) | 1977-02-10 |
| JPS5217408A (en) | 1977-02-09 |
| DE2634439C2 (de) | 1985-07-11 |
| JPS5946212B2 (ja) | 1984-11-10 |
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