ATE242210T1 - Verfahren zur lactamentwässerung - Google Patents
Verfahren zur lactamentwässerungInfo
- Publication number
- ATE242210T1 ATE242210T1 AT99931349T AT99931349T ATE242210T1 AT E242210 T1 ATE242210 T1 AT E242210T1 AT 99931349 T AT99931349 T AT 99931349T AT 99931349 T AT99931349 T AT 99931349T AT E242210 T1 ATE242210 T1 AT E242210T1
- Authority
- AT
- Austria
- Prior art keywords
- water
- lactament
- watering
- standpoint
- separating
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 3
- 238000006243 chemical reaction Methods 0.000 abstract 2
- 150000003951 lactams Chemical class 0.000 abstract 2
- 125000005219 aminonitrile group Chemical group 0.000 abstract 1
- 230000007062 hydrolysis Effects 0.000 abstract 1
- 238000006460 hydrolysis reaction Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S203/00—Distillation: processes, separatory
- Y10S203/16—Combination
Landscapes
- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Other In-Based Heterocyclic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
- Pyrrole Compounds (AREA)
- Extraction Or Liquid Replacement (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Lubricants (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Filtration Of Liquid (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9809808A FR2781796B1 (fr) | 1998-07-28 | 1998-07-28 | Procede de deshydratation de lactame |
| PCT/FR1999/001732 WO2000006540A1 (fr) | 1998-07-28 | 1999-07-15 | Procede de deshydratation de lactame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE242210T1 true ATE242210T1 (de) | 2003-06-15 |
Family
ID=9529233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT99931349T ATE242210T1 (de) | 1998-07-28 | 1999-07-15 | Verfahren zur lactamentwässerung |
Country Status (19)
| Country | Link |
|---|---|
| US (1) | US6635151B1 (de) |
| EP (1) | EP1105374B2 (de) |
| JP (1) | JP3643035B2 (de) |
| KR (1) | KR100430302B1 (de) |
| CN (1) | CN1163483C (de) |
| AT (1) | ATE242210T1 (de) |
| BR (1) | BR9912484B1 (de) |
| CA (1) | CA2338159A1 (de) |
| CZ (1) | CZ2001258A3 (de) |
| DE (1) | DE69908607T3 (de) |
| ES (1) | ES2195585T3 (de) |
| FR (1) | FR2781796B1 (de) |
| ID (1) | ID28445A (de) |
| PL (1) | PL345691A1 (de) |
| RU (1) | RU2186060C1 (de) |
| SK (1) | SK1312001A3 (de) |
| TW (1) | TWI225049B (de) |
| UA (1) | UA58609C2 (de) |
| WO (1) | WO2000006540A1 (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2809395B1 (fr) * | 2000-05-26 | 2002-07-19 | Rhodia Polyamide Intermediates | Procede de purification de lactames |
| DE10253094A1 (de) * | 2002-11-13 | 2004-05-27 | Basf Ag | Verfahren zur Reinigung von Caprolactam |
| DE102004026626A1 (de) * | 2004-06-01 | 2005-12-29 | Bayer Materialscience Ag | Verfahren zur destillativen Trennung von wässrigen Aminlösungen |
| US8524047B2 (en) † | 2007-11-27 | 2013-09-03 | Mitsui Chemicals Inc. | Method of dehydrating tolylenediamine and dehydrator |
| FR2944791B1 (fr) | 2009-04-27 | 2012-02-10 | Rhodia Operations | Procede de preparation de lactames. |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2301964A (en) † | 1941-09-12 | 1942-11-17 | Du Pont | Method of preparing lactams |
| CH393332A (de) * | 1961-11-30 | 1965-06-15 | Inventa Ag | Verfahren zur Reinigung von E-Caprolactam |
| US4013640A (en) † | 1974-04-11 | 1977-03-22 | Union Carbide Corporation | Process for the recovery of amides |
| DE2641454A1 (de) * | 1976-09-15 | 1978-03-23 | Bayer Ag | Verfahren zur reinigung von epsilon-caprolactam |
| DE3007330A1 (de) † | 1980-02-27 | 1981-09-03 | Ibm Deutschland Gmbh, 7000 Stuttgart | Verfahren zum herstellen eines mit einer kontrastmittelhaltigen lackschicht und einer aluminiumhaltigen schicht ueberzogenen aufzeichnungstraegers und dadurch hergestellte aufzeichnungstraeger |
| NL8102280A (nl) * | 1981-05-09 | 1982-12-01 | Stamicarbon | Werkwijze voor het zuiveren van epsilon-caprolactam. |
| US4767503A (en) * | 1983-08-29 | 1988-08-30 | Allied Corporation | Removal of light impurities from caprolactam by distillation with water |
| US4625023A (en) † | 1985-09-03 | 1986-11-25 | Allied Corporation | Selective conversion of aliphatic and aromatic aminonitriles and/or dinitriles into lactams |
| IT1222419B (it) † | 1987-07-31 | 1990-09-05 | Friuli Chim Spa | Procedimento di purificazione del caprolattame |
| DE3729853A1 (de) * | 1987-09-05 | 1989-03-23 | Basf Ag | Verfahren zur aufarbeitung von destillationsrueckstaenden, die bei der reinigung von caprolactam anfallen |
| DE4339648A1 (de) * | 1993-11-20 | 1995-05-24 | Basf Ag | Verfahren zur Herstellung von Caprolactam |
| FR2714379B1 (fr) * | 1993-12-23 | 1996-02-02 | Rhone Poulenc Chimie | Procédé de préparation de lactame. |
| US5458740A (en) * | 1994-03-04 | 1995-10-17 | Basf Corporation | Process for the purification of crude caprolactam |
| DE4407222A1 (de) * | 1994-03-04 | 1995-09-07 | Basf Ag | Verfahren zur Rückgewinnung von Caprolactam aus Oliogo- und/oder Polymeren des Caprolactams |
| DE4441962A1 (de) * | 1994-11-25 | 1996-05-30 | Basf Ag | Verfahren zur Herstellung von Caprolactam |
| DE4443125A1 (de) † | 1994-12-03 | 1996-06-05 | Basf Ag | Verfahren zur Herstellung von Caprolactam |
| DE19500041A1 (de) † | 1995-01-03 | 1996-07-04 | Basf Ag | Verfahren zur kontinuierlichen Reinigung von aus 6-Aminocapronitril hergestelltem Roh-Caprolactam |
| FR2729949A1 (fr) * | 1995-01-27 | 1996-08-02 | Rhone Poulenc Chimie | Procede de preparation de lactame |
| DE19628805A1 (de) * | 1996-07-17 | 1998-01-22 | Basf Ag | Verfahren zur Herstellung von Caprolactam aus 6-Aminocapronitril |
| FR2751962B1 (fr) † | 1996-08-02 | 1998-09-11 | Rhone Poulenc Fibres | Procede de purification de lactames |
-
1998
- 1998-07-28 FR FR9809808A patent/FR2781796B1/fr not_active Expired - Fee Related
-
1999
- 1999-07-15 CN CNB998109622A patent/CN1163483C/zh not_active Expired - Fee Related
- 1999-07-15 BR BRPI9912484-0B1A patent/BR9912484B1/pt not_active IP Right Cessation
- 1999-07-15 JP JP2000562347A patent/JP3643035B2/ja not_active Expired - Fee Related
- 1999-07-15 WO PCT/FR1999/001732 patent/WO2000006540A1/fr not_active Ceased
- 1999-07-15 CZ CZ2001258A patent/CZ2001258A3/cs unknown
- 1999-07-15 CA CA002338159A patent/CA2338159A1/fr not_active Abandoned
- 1999-07-15 AT AT99931349T patent/ATE242210T1/de not_active IP Right Cessation
- 1999-07-15 EP EP99931349A patent/EP1105374B2/de not_active Expired - Lifetime
- 1999-07-15 ID IDW20010490A patent/ID28445A/id unknown
- 1999-07-15 ES ES99931349T patent/ES2195585T3/es not_active Expired - Lifetime
- 1999-07-15 UA UA2001021337A patent/UA58609C2/uk unknown
- 1999-07-15 PL PL99345691A patent/PL345691A1/xx not_active Application Discontinuation
- 1999-07-15 SK SK131-2001A patent/SK1312001A3/sk unknown
- 1999-07-15 KR KR10-2001-7001142A patent/KR100430302B1/ko not_active Expired - Fee Related
- 1999-07-15 DE DE69908607T patent/DE69908607T3/de not_active Expired - Lifetime
- 1999-07-15 RU RU2001105538/04A patent/RU2186060C1/ru not_active IP Right Cessation
- 1999-07-15 US US09/744,650 patent/US6635151B1/en not_active Expired - Lifetime
- 1999-07-29 TW TW088112694A patent/TWI225049B/zh not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2781796A1 (fr) | 2000-02-04 |
| ES2195585T3 (es) | 2003-12-01 |
| JP3643035B2 (ja) | 2005-04-27 |
| PL345691A1 (en) | 2002-01-02 |
| BR9912484B1 (pt) | 2013-11-05 |
| CN1163483C (zh) | 2004-08-25 |
| US6635151B1 (en) | 2003-10-21 |
| KR100430302B1 (ko) | 2004-05-04 |
| UA58609C2 (uk) | 2003-08-15 |
| JP2002521198A (ja) | 2002-07-16 |
| EP1105374A1 (de) | 2001-06-13 |
| EP1105374B1 (de) | 2003-06-04 |
| KR20010071038A (ko) | 2001-07-28 |
| SK1312001A3 (en) | 2001-09-11 |
| CN1318049A (zh) | 2001-10-17 |
| CZ2001258A3 (cs) | 2001-09-12 |
| TWI225049B (en) | 2004-12-11 |
| ID28445A (id) | 2001-05-24 |
| DE69908607T3 (de) | 2008-05-21 |
| FR2781796B1 (fr) | 2000-09-22 |
| EP1105374B2 (de) | 2007-09-12 |
| BR9912484A (pt) | 2001-04-17 |
| DE69908607T2 (de) | 2004-05-13 |
| CA2338159A1 (fr) | 2000-02-10 |
| DE69908607D1 (de) | 2003-07-10 |
| RU2186060C1 (ru) | 2002-07-27 |
| WO2000006540A1 (fr) | 2000-02-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ATE250066T1 (de) | Verfahren zur reduktion von oxiranyl-epothilonen zu olefinischen epothilonen | |
| TW365605B (en) | Process for preparing N-protected amino acid alpha-halomethyl ketones and alcohols from N-protected amino acid esters | |
| DE69834452D1 (de) | Verfahren zur Herstellung von optisch aktiven Verbindungen | |
| ATE240305T1 (de) | Verfahren zur herstellung von 2- hydroxybenzamidderivaten | |
| DE60114048D1 (de) | Verfahren zur aufreinigung von maltose | |
| ATE425121T1 (de) | Verfahren zur umwandlung von polysulfanen | |
| ATE242210T1 (de) | Verfahren zur lactamentwässerung | |
| DK1097130T3 (da) | Fremgangsmåde til fremstilling af hydroxymethylthiosmörsyre | |
| ATE207880T1 (de) | Verfahren zur herstellung von kontrastmitteln | |
| MY132450A (en) | Improved process for the production of enantiomerically -pure azetidine-2-carboxylic acid | |
| CA2268807A1 (fr) | Procede de traitement de lactames | |
| WO2001049665A3 (fr) | Procede de purification de lactames | |
| ATE281434T1 (de) | Verfahren zur herstellung von benzoperhydroisoindolen | |
| DE60012587D1 (de) | Friedel-craft verfahren zur herstellung von thioxanthonen | |
| ATE271561T1 (de) | Verfahren zur herstellung von einer amid verbindung | |
| ATE417919T1 (de) | Mikrobiologisches verfahren zur herstellung von amiden | |
| ATE411978T1 (de) | Verfahren zur herstellung von alpha-aminoketonen | |
| ATE283367T1 (de) | Verfahren zur gewinnung von bakteriorhodopsin | |
| ATE239695T1 (de) | Stereoselektive verfahren zur herstellung von gabapentinanalogen | |
| CA2337321A1 (fr) | Procede de distillation d'ammoniac | |
| DE60111834D1 (de) | Verfahren zur herstellung von 3-amino-1,5-benzodiazepinderivaten | |
| ATE247084T1 (de) | Verfahren zur herstellung von hydroxamsäuren | |
| ATE281428T1 (de) | Verfahren zur herstellung von methoxyimino- essigsäureamiden | |
| DE50015319D1 (de) | Verfahren zur herstellung von 6-o-alpha-d-glucopyranosyl-d-sorbit | |
| DE69726293D1 (de) | Verfahren zur selektiven alkylierung von epoxyalkoholen |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |