BE789721A - Purification continue d'adiponitrile - Google Patents
Purification continue d'adiponitrileInfo
- Publication number
- BE789721A BE789721A BE789721DA BE789721A BE 789721 A BE789721 A BE 789721A BE 789721D A BE789721D A BE 789721DA BE 789721 A BE789721 A BE 789721A
- Authority
- BE
- Belgium
- Prior art keywords
- continuous
- adiponitrile purification
- adiponitrile
- purification
- continuous adiponitrile
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2149603A DE2149603C2 (de) | 1971-10-05 | 1971-10-05 | Kontinuierliches Verfahren zur Reinigung von Adipinsäuredinitril |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE789721A true BE789721A (fr) | 1973-04-05 |
Family
ID=5821497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE789721D BE789721A (fr) | 1971-10-05 | Purification continue d'adiponitrile |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3839408A (fr) |
| JP (1) | JPS5426525B2 (fr) |
| BE (1) | BE789721A (fr) |
| DE (1) | DE2149603C2 (fr) |
| FR (1) | FR2155376A5 (fr) |
| GB (1) | GB1396115A (fr) |
| IT (1) | IT966155B (fr) |
| SU (1) | SU603335A3 (fr) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2547409A1 (de) * | 1975-10-23 | 1977-04-28 | Continental Gummi Werke Ag | Luftfederbalg, insbesondere rollbalg fuer fahrzeug-federungen |
| US4282381A (en) * | 1980-08-21 | 1981-08-04 | E. I. Du Pont De Nemours And Company | Process for purifying hexamethylenediamine |
| JPWO2015152127A1 (ja) * | 2014-03-31 | 2017-04-13 | 東レ株式会社 | 乳酸の製造方法 |
| EP3452443B1 (fr) * | 2016-05-02 | 2020-05-13 | INVISTA Textiles (U.K.) Limited | Procédé de réduction de cpi dans un flux de dinitrile |
| CN107721878A (zh) * | 2017-10-23 | 2018-02-23 | 天津大学 | 一种采用熔融结晶技术分离提纯丁二腈的方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1190929C2 (de) * | 1963-08-17 | 1973-07-19 | Basf Ag | Verfahren zur Reinigung von Adipinsaeuredinitril |
-
0
- BE BE789721D patent/BE789721A/fr not_active IP Right Cessation
-
1971
- 1971-10-05 DE DE2149603A patent/DE2149603C2/de not_active Expired
-
1972
- 1972-09-27 US US00292634A patent/US3839408A/en not_active Expired - Lifetime
- 1972-09-27 FR FR7234106A patent/FR2155376A5/fr not_active Expired
- 1972-10-02 IT IT53121/72A patent/IT966155B/it active
- 1972-10-04 JP JP9915272A patent/JPS5426525B2/ja not_active Expired
- 1972-10-04 GB GB4573072A patent/GB1396115A/en not_active Expired
- 1972-10-05 SU SU721834386A patent/SU603335A3/ru active
Also Published As
| Publication number | Publication date |
|---|---|
| GB1396115A (en) | 1975-06-04 |
| DE2149603B1 (de) | 1973-04-26 |
| US3839408A (en) | 1974-10-01 |
| JPS5426525B2 (fr) | 1979-09-04 |
| FR2155376A5 (fr) | 1973-05-18 |
| JPS4844215A (fr) | 1973-06-26 |
| DE2149603A1 (fr) | 1973-04-26 |
| SU603335A3 (ru) | 1978-04-15 |
| DE2149603C2 (de) | 1973-11-22 |
| IT966155B (it) | 1974-02-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: BADISCHE ANILIN- & SODAFABRIK A.G. Effective date: 19871031 |