BE751922A - Procede de purification de l'epsilon-caprolactame - Google Patents
Procede de purification de l'epsilon-caprolactameInfo
- Publication number
- BE751922A BE751922A BE751922DA BE751922A BE 751922 A BE751922 A BE 751922A BE 751922D A BE751922D A BE 751922DA BE 751922 A BE751922 A BE 751922A
- Authority
- BE
- Belgium
- Prior art keywords
- epsilon
- purification process
- caprolactam purification
- caprolactam
- purification
- Prior art date
Links
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 title 2
- 238000000746 purification Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
- C07D201/16—Separation or purification
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/005—Selection of auxiliary, e.g. for control of crystallisation nuclei, of crystal growth, of adherence to walls; Arrangements for introduction thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pyrrole Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19691930218 DE1930218A1 (de) | 1969-06-13 | 1969-06-13 | Verfahren zur Reinigung von epsilon-Caprolactam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE751922A true BE751922A (fr) | 1970-11-16 |
Family
ID=5736980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE751922D BE751922A (fr) | 1969-06-13 | 1970-06-12 | Procede de purification de l'epsilon-caprolactame |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE751922A (fr) |
| DE (1) | DE1930218A1 (fr) |
| FR (1) | FR2052528A5 (fr) |
| GB (1) | GB1263658A (fr) |
| NL (1) | NL7008650A (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT7922250A0 (it) * | 1979-04-30 | 1979-04-30 | Milano Snia Viscosa Societa Na | Metodo per la purificazione di caprolattame grezzo. |
| JPH075543B2 (ja) * | 1988-04-09 | 1995-01-25 | 三菱化学株式会社 | 高純度カプロラクタムの製造法 |
-
1969
- 1969-06-13 DE DE19691930218 patent/DE1930218A1/de active Pending
-
1970
- 1970-06-11 GB GB2826370A patent/GB1263658A/en not_active Expired
- 1970-06-12 NL NL7008650A patent/NL7008650A/xx unknown
- 1970-06-12 BE BE751922D patent/BE751922A/fr unknown
- 1970-06-12 FR FR7021765A patent/FR2052528A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2052528A5 (fr) | 1971-04-09 |
| NL7008650A (fr) | 1970-12-15 |
| GB1263658A (en) | 1972-02-16 |
| DE1930218A1 (de) | 1970-12-23 |
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