CN1095833C - 制备ε-己内酰胺的方法 - Google Patents
制备ε-己内酰胺的方法 Download PDFInfo
- Publication number
- CN1095833C CN1095833C CN98802325A CN98802325A CN1095833C CN 1095833 C CN1095833 C CN 1095833C CN 98802325 A CN98802325 A CN 98802325A CN 98802325 A CN98802325 A CN 98802325A CN 1095833 C CN1095833 C CN 1095833C
- Authority
- CN
- China
- Prior art keywords
- neixianan
- weight
- mixture
- aminocaprolc acid
- aminocaproamide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 71
- 230000008569 process Effects 0.000 title abstract description 8
- 238000002360 preparation method Methods 0.000 title description 2
- 239000000203 mixture Substances 0.000 claims abstract description 43
- ZLHYDRXTDZFRDZ-UHFFFAOYSA-N epsilon-aminocaproamide Chemical compound NCCCCCC(N)=O ZLHYDRXTDZFRDZ-UHFFFAOYSA-N 0.000 claims abstract description 27
- 150000001875 compounds Chemical class 0.000 claims abstract description 17
- KBMSFJFLSXLIDJ-UHFFFAOYSA-N 6-aminohexanenitrile Chemical compound NCCCCCC#N KBMSFJFLSXLIDJ-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 11
- 239000003054 catalyst Substances 0.000 claims abstract description 8
- 239000008246 gaseous mixture Substances 0.000 claims abstract description 5
- 230000007062 hydrolysis Effects 0.000 claims abstract description 5
- 239000002253 acid Substances 0.000 claims description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- 238000006243 chemical reaction Methods 0.000 claims description 25
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 22
- 239000002243 precursor Substances 0.000 claims description 13
- 229910021529 ammonia Inorganic materials 0.000 claims description 11
- 238000009833 condensation Methods 0.000 claims description 10
- 230000005494 condensation Effects 0.000 claims description 10
- 150000002148 esters Chemical class 0.000 claims description 6
- 150000001408 amides Chemical class 0.000 claims description 5
- 239000000047 product Substances 0.000 claims description 5
- 239000000413 hydrolysate Substances 0.000 claims description 4
- 230000003301 hydrolyzing effect Effects 0.000 claims description 4
- 238000000605 extraction Methods 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims description 2
- 238000000066 reactive distillation Methods 0.000 claims 1
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 abstract description 18
- SLXKOJJOQWFEFD-UHFFFAOYSA-N 6-aminohexanoic acid Chemical compound NCCCCCC(O)=O SLXKOJJOQWFEFD-UHFFFAOYSA-N 0.000 abstract description 7
- -1 6-aminocaproate ester Chemical class 0.000 abstract description 5
- 229910052799 carbon Inorganic materials 0.000 abstract description 3
- 229960002684 aminocaproic acid Drugs 0.000 abstract 1
- 239000012071 phase Substances 0.000 description 12
- 239000007789 gas Substances 0.000 description 10
- 238000004821 distillation Methods 0.000 description 9
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 8
- 239000007791 liquid phase Substances 0.000 description 7
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 6
- 239000007864 aqueous solution Substances 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 4
- 239000007859 condensation product Substances 0.000 description 4
- 238000006268 reductive amination reaction Methods 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000005194 fractionation Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000010926 purge Methods 0.000 description 3
- 239000011541 reaction mixture Substances 0.000 description 3
- 230000035484 reaction time Effects 0.000 description 3
- 238000006237 Beckmann rearrangement reaction Methods 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 125000000217 alkyl group Chemical group 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000002638 heterogeneous catalyst Substances 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 238000005984 hydrogenation reaction Methods 0.000 description 2
- 238000005342 ion exchange Methods 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 125000000962 organic group Chemical group 0.000 description 2
- 150000003016 phosphoric acids Chemical class 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000007363 ring formation reaction Methods 0.000 description 2
- 229960001866 silicon dioxide Drugs 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 238000011179 visual inspection Methods 0.000 description 2
- NMRPBPVERJPACX-UHFFFAOYSA-N (3S)-octan-3-ol Natural products CCCCCC(O)CC NMRPBPVERJPACX-UHFFFAOYSA-N 0.000 description 1
- WOFPPJOZXUTRAU-UHFFFAOYSA-N 2-Ethyl-1-hexanol Natural products CCCCC(O)CCC WOFPPJOZXUTRAU-UHFFFAOYSA-N 0.000 description 1
- CYEJMVLDXAUOPN-UHFFFAOYSA-N 2-dodecylphenol Chemical compound CCCCCCCCCCCCC1=CC=CC=C1O CYEJMVLDXAUOPN-UHFFFAOYSA-N 0.000 description 1
- YIWUKEYIRIRTPP-UHFFFAOYSA-N 2-ethylhexan-1-ol Chemical compound CCCCC(CC)CO YIWUKEYIRIRTPP-UHFFFAOYSA-N 0.000 description 1
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- WVYWICLMDOOCFB-UHFFFAOYSA-N 4-methyl-2-pentanol Chemical compound CC(C)CC(C)O WVYWICLMDOOCFB-UHFFFAOYSA-N 0.000 description 1
- 239000004254 Ammonium phosphate Substances 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- 239000003377 acid catalyst Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 125000003368 amide group Chemical group 0.000 description 1
- 238000004176 ammonification Methods 0.000 description 1
- 229910000148 ammonium phosphate Inorganic materials 0.000 description 1
- 235000019289 ammonium phosphates Nutrition 0.000 description 1
- 125000003710 aryl alkyl group Chemical group 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 125000000753 cycloalkyl group Chemical group 0.000 description 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 239000002815 homogeneous catalyst Substances 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- CPELXLSAUQHCOX-UHFFFAOYSA-N hydrogen bromide Substances Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
- 238000010792 warming Methods 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
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Other In-Based Heterocyclic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Description
实验序号 | 实验时间(小时) | 反应器中6-ACA量(kg) | 6-ACA[60%(重量)]总进料量(kg) | 蒸汽流量(kg/hr)T=400℃ | 冷凝物中ε-己内酰胺总量%(重量) | 得到ε-己内酰胺总量(kg) | ε-己内酰胺转化率(%)(5) | |
开始 | 结束(1) | |||||||
IIIIIIVV(2)VI | 5.05.56.04.55.0 | 50.025.015.015.050.0 | 11.93.82.84.22.3 | 30.243.144.422.5- | 90.097.185.093.591.6 | 10.1(3)7.3(3)6.3(3)4.7(3)1.2(4) | 46.940.133.120.340.8 | 79.891.492.282.694.6 |
Claims (12)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP97200481.6 | 1997-02-19 | ||
EP97200481A EP0860431A1 (en) | 1997-02-19 | 1997-02-19 | Process to prepare e-caprolactam |
US4037997P | 1997-03-10 | 1997-03-10 | |
US60/040,379 | 1997-03-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1246846A CN1246846A (zh) | 2000-03-08 |
CN1095833C true CN1095833C (zh) | 2002-12-11 |
Family
ID=8228027
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN98802325A Expired - Fee Related CN1095833C (zh) | 1997-02-19 | 1998-02-10 | 制备ε-己内酰胺的方法 |
Country Status (10)
Country | Link |
---|---|
EP (2) | EP0860431A1 (zh) |
JP (1) | JP2001512476A (zh) |
CN (1) | CN1095833C (zh) |
AU (1) | AU6006198A (zh) |
CA (1) | CA2281981A1 (zh) |
DE (1) | DE69801154T2 (zh) |
ID (1) | ID22641A (zh) |
MY (1) | MY118547A (zh) |
TW (1) | TW397822B (zh) |
WO (1) | WO1998037063A1 (zh) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2780401B1 (fr) * | 1998-06-25 | 2001-02-09 | Rhone Poulenc Fibres | Procede de vaporisation d'aminonitrile |
EP1028109A1 (en) * | 1999-02-12 | 2000-08-16 | Dsm N.V. | Process for the preparation of epsilon-caprolactam |
EP1122241A1 (en) * | 2000-02-03 | 2001-08-08 | Dsm N.V. | Process for the preparation of epsilon-caprolactam |
WO2001056984A1 (en) * | 2000-02-03 | 2001-08-09 | Dsm N.V. | PROCESS FOR THE PREPARATION OF ε-CAPROLACTAM |
US6660857B2 (en) | 2000-02-03 | 2003-12-09 | Dsm N.V. | Process for the preparation of ε-caprolactam |
MY127358A (en) | 2000-03-14 | 2006-11-30 | Shell Int Research | Process for the carbonylation of ethylenically unsaturated compounds |
US6743911B2 (en) | 2000-03-14 | 2004-06-01 | Shell Oil Company | Process for the carbonylation of pentenenitrile |
DE10021192A1 (de) | 2000-05-03 | 2001-11-08 | Basf Ag | Verfahren zur Herstellung von Caprolactam |
US6686465B2 (en) | 2000-05-03 | 2004-02-03 | Basf Aktiengesellschaft | Preparation of cyclic lactams |
DE10021193A1 (de) * | 2000-05-03 | 2001-11-08 | Basf Ag | Verfahren zur Herstellung cyclischer Lactame |
DE10021199A1 (de) | 2000-05-03 | 2001-11-08 | Basf Ag | Verfahren zur Herstellung von Caprolactam |
EP1245563A1 (en) * | 2001-03-27 | 2002-10-02 | Dsm N.V. | Process for the preparation of epsilon-caprolactam |
EP1251122A1 (en) * | 2001-04-17 | 2002-10-23 | Dsm N.V. | Process for the preparation of epsilon-Caprolactam |
EP1405846A1 (en) * | 2002-10-01 | 2004-04-07 | DSM IP Assets B.V. | Process for the preparation of epsilon-caprolactam from a mixture comprising 6-aminocaproamide and/or oligomers |
DE10253095A1 (de) | 2002-11-13 | 2004-06-17 | Basf Ag | Verfahren zur Reinigung von Caprolactam |
DE10253094A1 (de) | 2002-11-13 | 2004-05-27 | Basf Ag | Verfahren zur Reinigung von Caprolactam |
FR2882360B1 (fr) | 2005-02-22 | 2008-12-26 | Rhodia Chimie Sa | Procede de fabrication de lactames |
TW201022445A (en) * | 2008-10-09 | 2010-06-16 | Dsm Ip Assets Bv | Method for preparing ε-caprolactam from N-acyl-6-aminocaproic acid |
TWI537386B (zh) * | 2009-12-22 | 2016-06-11 | Dsm智慧財產有限公司 | 由發酵法獲得的6-胺己酸製備己內醯胺 |
CN114456096B (zh) * | 2022-02-24 | 2023-09-26 | 江苏扬农化工集团有限公司 | 一种己内酰胺的提纯方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1184282A (fr) * | 1956-10-12 | 1959-07-20 | Ici Ltd | Fabrication d'amides cycliques |
US3658810A (en) * | 1968-09-04 | 1972-04-25 | Teijin Ltd | Process for the preparation of epsilon-caprolactam |
DE2249993A1 (de) * | 1971-10-14 | 1973-04-19 | Allied Chem | Verfahren zur spaltung von ketonen |
US4599199A (en) * | 1984-02-02 | 1986-07-08 | Basf Aktiengesellschaft | Obtaining caprolactam from epsilon-aminocaproic acid |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3602377A1 (de) | 1986-01-28 | 1987-07-30 | Basf Ag | Verfahren zur herstellung von caprolactam |
DE3843793A1 (de) * | 1988-12-24 | 1990-07-05 | Basf Ag | Verfahren zur herstellung von caprolactam |
DE4441962A1 (de) | 1994-11-25 | 1996-05-30 | Basf Ag | Verfahren zur Herstellung von Caprolactam |
MY113899A (en) | 1995-03-01 | 2002-06-29 | Dsm Ip Assets Bv | Process for the preparation of (permittivy)-caprolactam and (permittivy)-caprolactam precursors |
DE19628805A1 (de) * | 1996-07-17 | 1998-01-22 | Basf Ag | Verfahren zur Herstellung von Caprolactam aus 6-Aminocapronitril |
-
1997
- 1997-02-19 EP EP97200481A patent/EP0860431A1/en not_active Withdrawn
-
1998
- 1998-02-10 ID IDW990882A patent/ID22641A/id unknown
- 1998-02-10 EP EP98903291A patent/EP0968184B1/en not_active Expired - Lifetime
- 1998-02-10 TW TW087101768A patent/TW397822B/zh not_active IP Right Cessation
- 1998-02-10 CN CN98802325A patent/CN1095833C/zh not_active Expired - Fee Related
- 1998-02-10 WO PCT/NL1998/000082 patent/WO1998037063A1/en active IP Right Grant
- 1998-02-10 DE DE69801154T patent/DE69801154T2/de not_active Expired - Lifetime
- 1998-02-10 AU AU60061/98A patent/AU6006198A/en not_active Abandoned
- 1998-02-10 JP JP53650498A patent/JP2001512476A/ja not_active Ceased
- 1998-02-10 CA CA002281981A patent/CA2281981A1/en not_active Abandoned
- 1998-02-16 MY MYPI98000643A patent/MY118547A/en unknown
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1184282A (fr) * | 1956-10-12 | 1959-07-20 | Ici Ltd | Fabrication d'amides cycliques |
US3658810A (en) * | 1968-09-04 | 1972-04-25 | Teijin Ltd | Process for the preparation of epsilon-caprolactam |
DE2249993A1 (de) * | 1971-10-14 | 1973-04-19 | Allied Chem | Verfahren zur spaltung von ketonen |
US4599199A (en) * | 1984-02-02 | 1986-07-08 | Basf Aktiengesellschaft | Obtaining caprolactam from epsilon-aminocaproic acid |
Also Published As
Publication number | Publication date |
---|---|
TW397822B (en) | 2000-07-11 |
EP0968184A1 (en) | 2000-01-05 |
WO1998037063A1 (en) | 1998-08-27 |
JP2001512476A (ja) | 2001-08-21 |
CN1246846A (zh) | 2000-03-08 |
DE69801154D1 (de) | 2001-08-23 |
EP0968184B1 (en) | 2001-07-18 |
ID22641A (id) | 1999-12-02 |
EP0860431A1 (en) | 1998-08-26 |
DE69801154T2 (de) | 2002-03-14 |
MY118547A (en) | 2004-12-31 |
AU6006198A (en) | 1998-09-09 |
CA2281981A1 (en) | 1998-08-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1095833C (zh) | 制备ε-己内酰胺的方法 | |
KR100516986B1 (ko) | 6-아미노카프론산 유도체를 과열 수증기와 접촉시킴으로써 촉매 없이 카프로락탐을 제조하는 방법 | |
CN1202072C (zh) | 高纯度苯二甲胺的生产方法 | |
CN1315935A (zh) | 同时制备6-氨基己腈与六亚甲基二胺的改良方法 | |
CN112079725A (zh) | 一种生产己二胺的方法 | |
CN1130341C (zh) | 由含聚酰胺地毯解聚所获己内酰胺的提纯方法 | |
CN1183096C (zh) | 制备六亚甲基二胺的改良方法 | |
CN1176906C (zh) | N-甲基吡咯烷酮的制备方法 | |
CN1414935A (zh) | 由氢化制备的三羟甲基丙烷通过连续蒸馏来纯化的方法 | |
CN111978207B (zh) | 一种合成己二胺关键中间体的方法 | |
CN1189457C (zh) | 用γ-丁内酯和混合甲基胺作原料生产N-甲基吡咯烷酮的方法 | |
CN1303062C (zh) | 氨解氧化羧酸以制备腈混合物 | |
JP2003511432A (ja) | カルボン酸およびアルコールを対応するカルボン酸エステルから加水分解により得る方法および装置 | |
CN1551868A (zh) | 2-吡咯烷酮的制备方法 | |
CN100339347C (zh) | 2,6-二甲苯酚的制备方法 | |
CN1871213A (zh) | 连续制备n-甲基-2-吡咯烷酮(nmp)的方法 | |
CN1192007C (zh) | 在蒸馏之前和/或其过程中添加溶剂除去含多元醇的反应混合物中的甲醛的方法 | |
CN115073343A (zh) | 一种不副产硫酸铵的己内酰胺合成方法 | |
CN1174965C (zh) | 由6-氨基己腈制备己内酰胺的方法以及后续的结晶提纯 | |
CN1208317C (zh) | ε-己内酰胺的制备方法 | |
CN1520396A (zh) | 纯化间苯二氰的方法 | |
CN111978206B (zh) | 用于合成己二胺关键中间体的工艺系统 | |
CN213266343U (zh) | 用于合成己二胺关键中间体的工艺系统 | |
CN1298388A (zh) | ε-己内酰胺的制造方法 | |
CN115920788A (zh) | 一种胺化反应系统 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: DSM IP PROPERTY CO., LTD. Free format text: FORMER OWNER: DSM N. V. Effective date: 20040618 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20040618 Address after: Holland Heerlen Patentee after: D Sm I P Property Company Limited Address before: Holland Heerlen Patentee before: DSM N. V. |
|
ASS | Succession or assignment of patent right |
Owner name: DSM IP PROPERTY CO., LTD.; INVISTA TECH SARL Free format text: FORMER OWNER: DSM IP PROPERTY CO., LTD. Effective date: 20060728 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20060728 Address after: Holland Heerlen Co-patentee after: Invista Technologies S. A. R. L. Patentee after: D Sm I P Property Company Limited Address before: Holland Heerlen Patentee before: D Sm I P Property Company Limited |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20021211 Termination date: 20150210 |
|
EXPY | Termination of patent right or utility model |