FI112651B - Menetelmä karpolaktaamin valmistamiseksi - Google Patents
Menetelmä karpolaktaamin valmistamiseksi Download PDFInfo
- Publication number
- FI112651B FI112651B FI962069A FI962069A FI112651B FI 112651 B FI112651 B FI 112651B FI 962069 A FI962069 A FI 962069A FI 962069 A FI962069 A FI 962069A FI 112651 B FI112651 B FI 112651B
- Authority
- FI
- Finland
- Prior art keywords
- water
- pct
- reaction
- preparation
- process according
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 21
- 238000002360 preparation method Methods 0.000 title claims description 7
- 230000002792 vascular Effects 0.000 title 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000006243 chemical reaction Methods 0.000 claims abstract description 12
- 239000002638 heterogeneous catalyst Substances 0.000 claims abstract description 6
- 239000007791 liquid phase Substances 0.000 claims abstract description 5
- -1 cyclic lactams Chemical class 0.000 claims description 26
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 17
- 239000003054 catalyst Substances 0.000 claims description 10
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- 239000004408 titanium dioxide Substances 0.000 claims description 7
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 6
- 229910000420 cerium oxide Inorganic materials 0.000 claims description 3
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 2
- 150000002825 nitriles Chemical class 0.000 claims description 2
- 239000003960 organic solvent Substances 0.000 claims description 2
- 150000003951 lactams Chemical class 0.000 abstract description 4
- 239000000470 constituent Substances 0.000 abstract description 2
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 description 18
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 7
- 229960002684 aminocaproic acid Drugs 0.000 description 6
- 239000000843 powder Substances 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000002243 precursor Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 3
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- RSPISYXLHRIGJD-UHFFFAOYSA-N OOOO Chemical compound OOOO RSPISYXLHRIGJD-UHFFFAOYSA-N 0.000 description 2
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- HSJPMRKMPBAUAU-UHFFFAOYSA-N cerium(3+);trinitrate Chemical compound [Ce+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O HSJPMRKMPBAUAU-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000004128 high performance liquid chromatography Methods 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- ZXEKIIBDNHEJCQ-UHFFFAOYSA-N isobutanol Chemical compound CC(C)CO ZXEKIIBDNHEJCQ-UHFFFAOYSA-N 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229940002612 prodrug Drugs 0.000 description 2
- 239000000651 prodrug Substances 0.000 description 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 2
- 238000007363 ring formation reaction Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 2
- BNGXYYYYKUGPPF-UHFFFAOYSA-M (3-methylphenyl)methyl-triphenylphosphanium;chloride Chemical compound [Cl-].CC1=CC=CC(C[P+](C=2C=CC=CC=2)(C=2C=CC=CC=2)C=2C=CC=CC=2)=C1 BNGXYYYYKUGPPF-UHFFFAOYSA-M 0.000 description 1
- 125000006705 (C5-C7) cycloalkyl group Chemical group 0.000 description 1
- GWCFTYITFDWLAY-UHFFFAOYSA-N 1-ethylazepan-2-one Chemical compound CCN1CCCCCC1=O GWCFTYITFDWLAY-UHFFFAOYSA-N 0.000 description 1
- SLXKOJJOQWFEFD-UHFFFAOYSA-N 6-aminohexanoic acid Chemical compound NCCCCCC(O)=O SLXKOJJOQWFEFD-UHFFFAOYSA-N 0.000 description 1
- KXDHJXZQYSOELW-UHFFFAOYSA-N Carbamic acid Chemical compound NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 101150065749 Churc1 gene Proteins 0.000 description 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- ZWXPDGCFMMFNRW-UHFFFAOYSA-N N-methylcaprolactam Chemical compound CN1CCCCCC1=O ZWXPDGCFMMFNRW-UHFFFAOYSA-N 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- UWHCKJMYHZGTIT-UHFFFAOYSA-N Tetraethylene glycol, Natural products OCCOCCOCCOCCO UWHCKJMYHZGTIT-UHFFFAOYSA-N 0.000 description 1
- 229910003074 TiCl4 Inorganic materials 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- BTGRAWJCKBQKAO-UHFFFAOYSA-N adiponitrile Chemical compound N#CCCCCC#N BTGRAWJCKBQKAO-UHFFFAOYSA-N 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- VXAUWWUXCIMFIM-UHFFFAOYSA-M aluminum;oxygen(2-);hydroxide Chemical compound [OH-].[O-2].[Al+3] VXAUWWUXCIMFIM-UHFFFAOYSA-M 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Inorganic materials [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 description 1
- 229910001680 bayerite Inorganic materials 0.000 description 1
- 229910001593 boehmite Inorganic materials 0.000 description 1
- 125000003917 carbamoyl group Chemical group [H]N([H])C(*)=O 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 150000001733 carboxylic acid esters Chemical class 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 229910001679 gibbsite Inorganic materials 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- FUZZWVXGSFPDMH-UHFFFAOYSA-N n-hexanoic acid Natural products CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 1
- 238000006454 non catalyzed reaction Methods 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 244000045947 parasite Species 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000011877 solvent mixture Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 description 1
- VXUYXOFXAQZZMF-UHFFFAOYSA-N titanium(IV) isopropoxide Chemical compound CC(C)O[Ti](OC(C)C)(OC(C)C)OC(C)C VXUYXOFXAQZZMF-UHFFFAOYSA-N 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
- IPCAPQRVQMIMAN-UHFFFAOYSA-L zirconyl chloride Chemical compound Cl[Zr](Cl)=O IPCAPQRVQMIMAN-UHFFFAOYSA-L 0.000 description 1
- PAPBSGBWRJIAAV-UHFFFAOYSA-N ε-Caprolactone Chemical compound O=C1CCCCCO1 PAPBSGBWRJIAAV-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
- C07D201/02—Preparation of lactams
- C07D201/08—Preparation of lactams from carboxylic acids or derivatives thereof, e.g. hydroxy carboxylic acids, lactones or nitriles
Landscapes
- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
- Other In-Based Heterocyclic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Hydrogenated Pyridines (AREA)
- Cable Accessories (AREA)
- Polyamides (AREA)
- Cephalosporin Compounds (AREA)
- Mounting Of Bearings Or Others (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
- Peptides Or Proteins (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4339648A DE4339648A1 (de) | 1993-11-20 | 1993-11-20 | Verfahren zur Herstellung von Caprolactam |
| DE4339648 | 1993-11-20 | ||
| PCT/EP1994/003781 WO1995014664A1 (de) | 1993-11-20 | 1994-11-15 | Verfahren zur herstellung von caprolactam |
| EP9403781 | 1994-11-15 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI962069L FI962069L (fi) | 1996-05-15 |
| FI962069A0 FI962069A0 (fi) | 1996-05-15 |
| FI112651B true FI112651B (fi) | 2003-12-31 |
Family
ID=6503070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI962069A FI112651B (fi) | 1993-11-20 | 1996-05-15 | Menetelmä karpolaktaamin valmistamiseksi |
Country Status (25)
| Country | Link |
|---|---|
| US (2) | US5646277A (cs) |
| EP (2) | EP0729454B1 (cs) |
| JP (2) | JP4249257B2 (cs) |
| KR (2) | KR100310509B1 (cs) |
| CN (2) | CN1070476C (cs) |
| AT (2) | ATE214047T1 (cs) |
| AU (2) | AU678643B2 (cs) |
| BR (2) | BR9408099A (cs) |
| CA (2) | CA2176741C (cs) |
| CZ (2) | CZ284795B6 (cs) |
| DE (3) | DE4339648A1 (cs) |
| DK (1) | DK0729453T3 (cs) |
| ES (2) | ES2129791T3 (cs) |
| FI (1) | FI112651B (cs) |
| HU (1) | HU218503B (cs) |
| MY (2) | MY111427A (cs) |
| NO (1) | NO304594B1 (cs) |
| NZ (1) | NZ276096A (cs) |
| PL (2) | PL179509B1 (cs) |
| PT (1) | PT729453E (cs) |
| RU (2) | RU2119912C1 (cs) |
| SG (2) | SG47102A1 (cs) |
| TW (1) | TW382624B (cs) |
| UA (2) | UA41964C2 (cs) |
| WO (2) | WO1995014665A1 (cs) |
Families Citing this family (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| DE19517821A1 (de) * | 1995-05-18 | 1996-11-21 | Basf Ag | Verfahren zur Herstellung von Caprolactam |
| DE19517823A1 (de) * | 1995-05-18 | 1996-11-21 | Basf Ag | Verfahren zur Herstellung von Caprolactam |
| DE19518474A1 (de) * | 1995-05-19 | 1996-11-21 | Basf Ag | Verfahren zur Herstellung von Carbonsäurederivaten |
| FR2735471B1 (fr) * | 1995-06-16 | 1997-08-22 | Rhone Poulenc Chimie | Procede de preparation de lactames |
| DE19623662A1 (de) * | 1996-06-13 | 1997-12-18 | Basf Ag | Verfahren zur Reinigung von epsilon-Caprolactam |
| DE19632006A1 (de) * | 1996-08-08 | 1998-02-12 | Bayer Ag | Verfahren zur Herstellung von Lactamen |
| EP0927162B1 (en) | 1996-09-06 | 2004-06-09 | E.I. Du Pont De Nemours And Company | Process for preparation of 1-alkyl-3-methylpiperidone-2 and 1-alkyl-5-methylpiperidone-2 |
| US5877314A (en) * | 1997-02-14 | 1999-03-02 | Dsm N.V. | Process to continuously prepare an aqueous mixture of episilon caprolactum and episilon caprolactum precursors |
| DE19718706A1 (de) * | 1997-05-02 | 1998-11-05 | Basf Ag | Verfahren zur Herstellung cyclischer Lactame |
| DE19738463C2 (de) * | 1997-09-03 | 1999-09-23 | Basf Ag | Verfahren zur Herstellung von Caprolactam |
| DE19738464A1 (de) * | 1997-09-03 | 1999-03-04 | Basf Ag | Verwendung von Formkörpern als Katalysator zur Herstellung von Caprolactam |
| AU9436498A (en) * | 1997-09-03 | 1999-03-22 | Basf Aktiengesellschaft | Mouldable materials which can be used as a catalyst |
| DE19804023A1 (de) | 1998-02-02 | 1999-08-05 | Basf Ag | Kontinuierliches Verfahren zur Herstellung von Polyamiden aus Aminonitrilen |
| DE19804033A1 (de) | 1998-02-02 | 1999-08-05 | Basf Ag | Kontinuierliches Verfahren zur Herstellung von Polyamiden aus Aminonitrilen |
| DE19804014A1 (de) | 1998-02-02 | 1999-08-05 | Basf Ag | Diskontinuierliches Verfahren zur Herstellung von Polyamiden aus Aminonitrilen |
| DE19808190A1 (de) * | 1998-02-26 | 1999-09-02 | Basf Ag | Verfahren zur Herstellung von Polyamiden |
| DE19808490A1 (de) * | 1998-02-27 | 1999-09-02 | Basf Ag | Verfahren zur Herstellung von Polyamiden aus Aminocarbonsäureverbindungen |
| DE19808489A1 (de) * | 1998-02-27 | 1999-09-02 | Basf Ag | Verfahren zur Herstellung von Polymermischungen aus Aminonitrilen und thermoplastischen Polymeren |
| DE19811880A1 (de) * | 1998-03-18 | 1999-09-23 | Basf Ag | Verfahren zur Herstellung von Lactamen |
| US6346641B1 (en) | 1998-07-20 | 2002-02-12 | Basf Aktiengesellschaft | Method for simultaneous production of 6-aminocapronitrile and hexamethylenediamine |
| FR2781393B1 (fr) * | 1998-07-22 | 2000-08-25 | Rhone Poulenc Fibres | Procede de regeneration d'un catalyseur d'hydrolyse cyclisante d'un aminonitrile en lactame et utilisation du catalyseur regenere pour la fabrication de lactames |
| FR2781796B1 (fr) * | 1998-07-28 | 2000-09-22 | Rhone Poulenc Fibres | Procede de deshydratation de lactame |
| DE19839338A1 (de) | 1998-08-28 | 2000-03-02 | Basf Ag | Verbessertes Verfahren zur gleizeitigen Herstellung von 6-Aminocapronitril und Hexamethylendiamin |
| DE19846014A1 (de) | 1998-10-06 | 2000-04-13 | Basf Ag | Beschleuniger für die Herstellung von Polyamiden aus Aminonitrilen |
| DE10021201A1 (de) | 2000-05-03 | 2001-11-08 | Basf Ag | Verfahren zur Herstellung cyclischer Lactame |
| DE10021191A1 (de) * | 2000-05-03 | 2001-11-08 | Basf Ag | Verfahren zur Herstellung eines Polymers unter Verwendung von Caprolactam |
| MY127068A (en) * | 2000-06-05 | 2006-11-30 | Basf Ag | Removal of ammonia from solutions including caprolactam and ammonia |
| DE10033518A1 (de) * | 2000-07-11 | 2002-01-24 | Basf Ag | Verfahren zur Abtrennung von Ammoniak |
| US6437089B1 (en) | 2001-06-01 | 2002-08-20 | E. I. Du Pont De Nemours And Company | Process for the production of nylon 6 |
| DE102004027022A1 (de) * | 2004-06-02 | 2006-01-05 | Basf Ag | Verfahren zur Abtrennung von Ammoniak und Wasser aus Lactam-haltigen Gemischen |
| FR2944791B1 (fr) * | 2009-04-27 | 2012-02-10 | Rhodia Operations | Procede de preparation de lactames. |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2301964A (en) * | 1941-09-12 | 1942-11-17 | Du Pont | Method of preparing lactams |
| JPS4821958B1 (cs) * | 1969-01-28 | 1973-07-02 | ||
| SU371221A1 (ru) * | 1971-03-03 | 1973-02-22 | Способ получения |3-лактамов | |
| EP0150295A3 (en) * | 1983-12-19 | 1988-03-30 | Allied Corporation | Selective production of n-substituted amides by use of cu(o)/metallic oxides catalyst compositions |
| US4625023A (en) * | 1985-09-03 | 1986-11-25 | Allied Corporation | Selective conversion of aliphatic and aromatic aminonitriles and/or dinitriles into lactams |
| US4628085A (en) * | 1985-09-03 | 1986-12-09 | Allied Corporation | Use of silica catalyst for selective production of lactams |
-
1993
- 1993-11-20 DE DE4339648A patent/DE4339648A1/de not_active Withdrawn
-
1994
- 1994-11-15 DK DK95900739T patent/DK0729453T3/da active
- 1994-11-15 CN CN94194726A patent/CN1070476C/zh not_active Expired - Fee Related
- 1994-11-15 CA CA002176741A patent/CA2176741C/en not_active Expired - Fee Related
- 1994-11-15 UA UA96062430A patent/UA41964C2/uk unknown
- 1994-11-15 PT PT95900739T patent/PT729453E/pt unknown
- 1994-11-15 WO PCT/EP1994/003782 patent/WO1995014665A1/de active IP Right Grant
- 1994-11-15 CN CN94194815A patent/CN1061976C/zh not_active Expired - Fee Related
- 1994-11-15 BR BR9408099A patent/BR9408099A/pt not_active IP Right Cessation
- 1994-11-15 ES ES95901381T patent/ES2129791T3/es not_active Expired - Lifetime
- 1994-11-15 DE DE59408049T patent/DE59408049D1/de not_active Expired - Fee Related
- 1994-11-15 KR KR1019960702616A patent/KR100310509B1/ko not_active Expired - Fee Related
- 1994-11-15 PL PL94314526A patent/PL179509B1/pl not_active IP Right Cessation
- 1994-11-15 JP JP51479995A patent/JP4249257B2/ja not_active Expired - Fee Related
- 1994-11-15 AT AT95900739T patent/ATE214047T1/de not_active IP Right Cessation
- 1994-11-15 SG SG1996007444A patent/SG47102A1/en unknown
- 1994-11-15 AU AU81435/94A patent/AU678643B2/en not_active Ceased
- 1994-11-15 RU RU96113082A patent/RU2119912C1/ru not_active IP Right Cessation
- 1994-11-15 EP EP95901381A patent/EP0729454B1/de not_active Expired - Lifetime
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- 1994-11-15 US US08/646,278 patent/US5646277A/en not_active Expired - Fee Related
- 1994-11-15 AU AU10650/95A patent/AU1065095A/en not_active Abandoned
- 1994-11-15 UA UA96062434A patent/UA41965C2/uk unknown
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- 1994-11-15 DE DE59410076T patent/DE59410076D1/de not_active Expired - Lifetime
- 1994-11-15 KR KR1019960702497A patent/KR100310508B1/ko not_active Expired - Fee Related
- 1994-11-15 HU HU9601337A patent/HU218503B/hu not_active IP Right Cessation
- 1994-11-15 WO PCT/EP1994/003781 patent/WO1995014664A1/de active IP Right Grant
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- 1994-11-15 RU RU96113079A patent/RU2120437C1/ru not_active IP Right Cessation
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- 1994-11-15 CZ CZ961445A patent/CZ284794B6/cs not_active IP Right Cessation
- 1994-11-16 US US08/646,279 patent/US5739324A/en not_active Expired - Lifetime
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- 1994-11-18 MY MYPI94003086A patent/MY111427A/en unknown
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1996
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- 1996-05-15 FI FI962069A patent/FI112651B/fi not_active IP Right Cessation
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