BE794576A - Procede ameliore de raffinage de l'hexamethylenediamine - Google Patents
Procede ameliore de raffinage de l'hexamethylenediamineInfo
- Publication number
- BE794576A BE794576A BE794576DA BE794576A BE 794576 A BE794576 A BE 794576A BE 794576D A BE794576D A BE 794576DA BE 794576 A BE794576 A BE 794576A
- Authority
- BE
- Belgium
- Prior art keywords
- hexamethylenediamine
- refining
- improved process
- improved
- refining hexamethylenediamine
- Prior art date
Links
- NAQMVNRVTILPCV-UHFFFAOYSA-N hexane-1,6-diamine Chemical compound NCCCCCCN NAQMVNRVTILPCV-UHFFFAOYSA-N 0.000 title 2
- 238000000034 method Methods 0.000 title 1
- 238000007670 refining Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/44—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of carboxylic acids or esters thereof in presence of ammonia or amines, or by reduction of nitriles, carboxylic acid amides, imines or imino-ethers
- C07C209/48—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of carboxylic acids or esters thereof in presence of ammonia or amines, or by reduction of nitriles, carboxylic acid amides, imines or imino-ethers by reduction of 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 |
|---|---|---|---|
| US24642572A | 1972-04-21 | 1972-04-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE794576A true BE794576A (fr) | 1973-07-26 |
Family
ID=22930626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE794576D BE794576A (fr) | 1972-04-21 | Procede ameliore de raffinage de l'hexamethylenediamine |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS4914409A (it) |
| BE (1) | BE794576A (it) |
| CA (1) | CA1000230A (it) |
| DE (1) | DE2304303A1 (it) |
| FR (1) | FR2180653A1 (it) |
| GB (1) | GB1378273A (it) |
| IT (1) | IT978438B (it) |
| NL (1) | NL7301392A (it) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4687850A (en) * | 1984-12-03 | 1987-08-18 | The B.F. Goodrich Company | Purification of 1-(2-amino-2-alkylpropyl)-3,3,5,5-tetraalkylpiperazinones |
| DE4223776C1 (en) * | 1992-07-18 | 1993-09-16 | Mercedes-Benz Aktiengesellschaft, 70327 Stuttgart, De | Recycling amine from sand moulding process - by progressively increasing pH of used gases in solution and removing amine by gravity separation |
-
0
- BE BE794576D patent/BE794576A/xx unknown
-
1973
- 1973-01-19 GB GB289773A patent/GB1378273A/en not_active Expired
- 1973-01-24 IT IT1956973A patent/IT978438B/it active
- 1973-01-24 CA CA161,920A patent/CA1000230A/en not_active Expired
- 1973-01-30 DE DE19732304303 patent/DE2304303A1/de not_active Ceased
- 1973-01-30 FR FR7303247A patent/FR2180653A1/fr not_active Withdrawn
- 1973-01-31 NL NL7301392A patent/NL7301392A/xx unknown
- 1973-01-31 JP JP1207173A patent/JPS4914409A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2180653A1 (it) | 1973-11-30 |
| IT978438B (it) | 1974-09-20 |
| NL7301392A (it) | 1973-10-23 |
| GB1378273A (en) | 1974-12-27 |
| CA1000230A (en) | 1976-11-23 |
| DE2304303A1 (de) | 1973-11-08 |
| JPS4914409A (it) | 1974-02-07 |
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