DE602004003818D1 - Verfahren zur herstellung von caprolactam - Google Patents
Verfahren zur herstellung von caprolactamInfo
- Publication number
- DE602004003818D1 DE602004003818D1 DE602004003818T DE602004003818T DE602004003818D1 DE 602004003818 D1 DE602004003818 D1 DE 602004003818D1 DE 602004003818 T DE602004003818 T DE 602004003818T DE 602004003818 T DE602004003818 T DE 602004003818T DE 602004003818 D1 DE602004003818 D1 DE 602004003818D1
- Authority
- DE
- Germany
- Prior art keywords
- caprolactam
- production
- 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 - Lifetime
Links
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 title 2
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D223/00—Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom
- C07D223/02—Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom not condensed with other rings
- C07D223/04—Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom not condensed with other rings with only hydrogen atoms, halogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Other In-Based Heterocyclic Compounds (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US464175 | 2003-06-17 | ||
US10/464,175 US6716977B1 (en) | 2003-06-17 | 2003-06-17 | Method for making caprolactam from impure ACN wherein ammonia and water are removed from crude caprolactam in a simple separation step and then THA is removed from the resulting caprolactam melt |
PCT/US2004/019432 WO2004113288A1 (en) | 2003-06-17 | 2004-06-17 | Method for making caprolactam |
Publications (2)
Publication Number | Publication Date |
---|---|
DE602004003818D1 true DE602004003818D1 (de) | 2007-02-01 |
DE602004003818T2 DE602004003818T2 (de) | 2007-10-11 |
Family
ID=32031044
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602004003818T Expired - Lifetime DE602004003818T2 (de) | 2003-06-17 | 2004-06-17 | Verfahren zur herstellung von caprolactam |
Country Status (8)
Country | Link |
---|---|
US (1) | US6716977B1 (de) |
EP (1) | EP1636178B1 (de) |
JP (1) | JP4961208B2 (de) |
CN (1) | CN100368396C (de) |
DE (1) | DE602004003818T2 (de) |
MX (1) | MXPA05013640A (de) |
TW (1) | TW200517372A (de) |
WO (1) | WO2004113288A1 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10253095A1 (de) * | 2002-11-13 | 2004-06-17 | Basf Ag | Verfahren zur Reinigung von Caprolactam |
US7060820B1 (en) * | 2005-03-18 | 2006-06-13 | Invista North America S.A.R.L. | Process for making caprolactam |
US7390897B2 (en) * | 2005-03-18 | 2008-06-24 | Invista North America S.A.R.L. | Method for making caprolactam from impure 6-aminocapronitrile |
CN102875468A (zh) * | 2011-07-14 | 2013-01-16 | 中国石油化工股份有限公司 | 一种环己酮肟气相重排生产己内酰胺的方法 |
CN102875469B (zh) * | 2011-07-14 | 2015-01-14 | 中国石油化工股份有限公司 | 采用径向移动床反应器制备己内酰胺的方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2301964A (en) | 1941-09-12 | 1942-11-17 | Du Pont | Method of preparing lactams |
US2357484A (en) | 1941-09-12 | 1944-09-05 | Du Pont | Process for producing compounds containing an n-substituted amide group |
FR2729949A1 (fr) * | 1995-01-27 | 1996-08-02 | Rhone Poulenc Chimie | Procede de preparation de lactame |
DE19517823A1 (de) * | 1995-05-18 | 1996-11-21 | Basf Ag | Verfahren zur Herstellung von Caprolactam |
FR2735471B1 (fr) * | 1995-06-16 | 1997-08-22 | Rhone Poulenc Chimie | Procede de preparation de lactames |
FR2755132B1 (fr) | 1996-10-24 | 1998-11-27 | Rhone Poulenc Fibres | Procede de traitement de lactames |
DE19704613A1 (de) * | 1997-02-07 | 1998-08-13 | Basf Ag | Verfahren zur Abtrennung von 6-Aminocapronsäurenitril aus Mischungen, die 6-Aminocapronsäurenitril und ein Imin enthalten |
DE10029187A1 (de) * | 2000-06-19 | 2001-12-20 | Basf Ag | Verfahren zur Abtrennung von 6-Aminocapronitril aus Gemischen, die 6-Aminocapronitril, Adipodinitril und Hexamethylendiamin enthalten |
-
2003
- 2003-06-17 US US10/464,175 patent/US6716977B1/en not_active Expired - Lifetime
-
2004
- 2004-06-17 CN CNB2004800169495A patent/CN100368396C/zh not_active Expired - Fee Related
- 2004-06-17 MX MXPA05013640A patent/MXPA05013640A/es active IP Right Grant
- 2004-06-17 EP EP04755552A patent/EP1636178B1/de not_active Expired - Fee Related
- 2004-06-17 DE DE602004003818T patent/DE602004003818T2/de not_active Expired - Lifetime
- 2004-06-17 WO PCT/US2004/019432 patent/WO2004113288A1/en active IP Right Grant
- 2004-06-17 TW TW093117500A patent/TW200517372A/zh unknown
- 2004-06-17 JP JP2006517364A patent/JP4961208B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1809532A (zh) | 2006-07-26 |
EP1636178A1 (de) | 2006-03-22 |
CN100368396C (zh) | 2008-02-13 |
WO2004113288A1 (en) | 2004-12-29 |
DE602004003818T2 (de) | 2007-10-11 |
TW200517372A (en) | 2005-06-01 |
EP1636178B1 (de) | 2006-12-20 |
US6716977B1 (en) | 2004-04-06 |
JP4961208B2 (ja) | 2012-06-27 |
JP2007521271A (ja) | 2007-08-02 |
MXPA05013640A (es) | 2006-02-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE502004001613D1 (de) | Verfahren zur herstellung von polyamiden | |
DE60323192D1 (de) | Verfahren zur Herstellung von Hydroxyalkylstärkederivaten | |
DE602004031895D1 (de) | Verfahren zur Herstellung von Dichlorpropanol | |
DE602005016292D1 (de) | Verfahren zur herstellung von glatiramer | |
DE602004023921D1 (de) | Neues verfahren zur herstellung vonroflumilast | |
DE60222645D1 (de) | Verfahren zur herstellung von oxazolidinonen | |
DE60333291D1 (de) | Verfahren zur herstellung von flachglas | |
DE602004020895D1 (de) | Verfahren zur herstellung von kohlenstoffnanospulen | |
DE60208562D1 (de) | Verfahren zur herstellung von tagatose | |
DE502004005626D1 (de) | Verfahren zur herstellung von organoacylphosphiten | |
DE10197137T1 (de) | Verfahren zur Herstellung von Mikrostrukturen | |
DE50300051D1 (de) | Verfahren zur Herstellung von Organopolysiloxanharz | |
DE50311721D1 (de) | Verfahren zur Herstellung von Aryl-aminopropanolen | |
DE10394193D2 (de) | Verfahren zur Herstellung von Mikrosystemen | |
DE50312095D1 (de) | Verfahren zur herstellung hochfester polypropylenfasern | |
DE50305250D1 (de) | Verfahren zur Herstellung von Polyurethan-Formteilen | |
DE60322356D1 (de) | Verfahren zur herstellung von 2-aminoindanderivaten | |
DE502005006272D1 (de) | Verfahren zur herstellung von semicarbazonen | |
DE602004027840D1 (de) | Verfahren zur herstellung von thiazolopyrimidinen | |
DE502004012038D1 (de) | Verfahren zur Herstellung von Polyurethan-Formteilen | |
DE602004001646D1 (de) | Verfahren zur Herstellung von Pyran | |
DE60314113D1 (de) | Verfahren zur herstellung von phenylorganosiliciumzwischenprodukten | |
DE60318444D1 (de) | Verfahren zur herstellung von nevirapin | |
DE602004005239D1 (de) | Verfahren zur herstellung von tubulininhibitoren | |
DE602004003818D1 (de) | Verfahren zur herstellung von caprolactam |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent |