AT321264B - Verfahren zur Reinigung von Dinitrilen - Google Patents
Verfahren zur Reinigung von DinitrilenInfo
- Publication number
- AT321264B AT321264B AT199873A AT199873A AT321264B AT 321264 B AT321264 B AT 321264B AT 199873 A AT199873 A AT 199873A AT 199873 A AT199873 A AT 199873A AT 321264 B AT321264 B AT 321264B
- Authority
- AT
- Austria
- Prior art keywords
- dinitriles
- purification
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722211060 DE2211060C3 (de) | 1972-03-08 | Verfahren zur Reinigung von Halogenverbindungen enthaltenden 1,4-Dicyanbutenen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT321264B true AT321264B (de) | 1975-03-25 |
Family
ID=5838239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT199873A AT321264B (de) | 1972-03-08 | 1973-03-07 | Verfahren zur Reinigung von Dinitrilen |
Country Status (10)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1452904A (en) * | 1973-04-24 | 1976-10-20 | Ici Ltd | Purification of adiponitrile |
| US3983011A (en) * | 1974-07-11 | 1976-09-28 | E. I. Du Pont De Nemours And Company | Removal of chloride impurities from an adiponitrile feed by distillation in the presence of a high boiling amine |
| DE19707509A1 (de) * | 1997-02-25 | 1998-08-27 | Basf Ag | Verfahren zur Entfernung von Halogeniden aus halogenidhaltigen Nitrilgemischen |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3206497A (en) * | 1965-09-14 | Purification of nitriles | ||
| DE852686C (de) * | 1944-02-15 | 1952-10-16 | Glanzstoff Ag | Verfahren zur Herstellung von reinem Adipinsaeuredinitril |
| US2478285A (en) * | 1948-07-15 | 1949-08-09 | Du Pont | Isomerization of 1, 4-dicyano-2-butene |
| US2570794A (en) * | 1950-07-20 | 1951-10-09 | Du Pont | Purification of organic nitriles |
| US2695912A (en) * | 1953-06-17 | 1954-11-30 | Du Pont | Isomerization of 1, 4-dicyano-2-butene |
| GB756243A (en) * | 1953-06-17 | 1956-09-05 | Du Pont | Purification of organic nitriles |
| US2803643A (en) * | 1954-07-21 | 1957-08-20 | Du Pont | Purification of dinitriles |
| NL143554B (nl) * | 1963-02-20 | 1974-10-15 | Rhodiatoce | Werkwijze om tussenprodukten, gevormd bij de reactie tussen adipinezuur en ammoniak, te winnen. |
| US3152186A (en) * | 1963-06-24 | 1964-10-06 | Monsanto Co | Process for the production of hexamethylenediamine |
| FR89767E (fr) * | 1965-03-18 | 1967-08-18 | Rhone Poulenc Sa | Procédé de dimérisation linéaire de l'acrylonitrile |
-
1973
- 1973-02-19 IT IT7320561A patent/IT979252B/it active
- 1973-03-06 SU SU1890034A patent/SU485593A3/ru active
- 1973-03-07 US US00338758A patent/US3853947A/en not_active Expired - Lifetime
- 1973-03-07 GB GB1105773A patent/GB1413224A/en not_active Expired
- 1973-03-07 AT AT199873A patent/AT321264B/de not_active IP Right Cessation
- 1973-03-07 NL NL7303209A patent/NL7303209A/xx not_active Application Discontinuation
- 1973-03-07 CA CA165,661A patent/CA981285A/en not_active Expired
- 1973-03-08 BE BE128522A patent/BE796455A/xx unknown
- 1973-03-08 FR FR7308343A patent/FR2175192B1/fr not_active Expired
- 1973-03-08 JP JP48026665A patent/JPS48103518A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| SU485593A3 (ru) | 1975-09-25 |
| IT979252B (it) | 1974-09-30 |
| CA981285A (en) | 1976-01-06 |
| JPS48103518A (US08124317-20120228-C00026.png) | 1973-12-25 |
| FR2175192A1 (US08124317-20120228-C00026.png) | 1973-10-19 |
| DE2211060B2 (de) | 1976-03-25 |
| FR2175192B1 (US08124317-20120228-C00026.png) | 1978-08-04 |
| BE796455A (fr) | 1973-09-10 |
| NL7303209A (US08124317-20120228-C00026.png) | 1973-09-11 |
| GB1413224A (en) | 1975-11-12 |
| US3853947A (en) | 1974-12-10 |
| DE2211060A1 (de) | 1973-09-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |