DE60100746D1 - Vefahren zur herstellung von epsilon-caprolactam - Google Patents
Vefahren zur herstellung von epsilon-caprolactamInfo
- Publication number
- DE60100746D1 DE60100746D1 DE60100746T DE60100746T DE60100746D1 DE 60100746 D1 DE60100746 D1 DE 60100746D1 DE 60100746 T DE60100746 T DE 60100746T DE 60100746 T DE60100746 T DE 60100746T DE 60100746 D1 DE60100746 D1 DE 60100746D1
- Authority
- DE
- Germany
- Prior art keywords
- caprolactam
- epsilon
- producing epsilon
- compounds
- producing
- 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
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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
- C07D201/02—Preparation of lactams
- C07D201/12—Preparation of lactams by depolymerising polyamides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Polyamides (AREA)
- Other In-Based Heterocyclic Compounds (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP00200365A EP1122241A1 (de) | 2000-02-03 | 2000-02-03 | Verfahren zur Herstellung von epsilon-Caprolactam |
| EP00200365 | 2000-02-03 | ||
| PCT/NL2001/000081 WO2001056984A1 (en) | 2000-02-03 | 2001-02-02 | PROCESS FOR THE PREPARATION OF ε-CAPROLACTAM |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE60100746D1 true DE60100746D1 (de) | 2003-10-16 |
| DE60100746T2 DE60100746T2 (de) | 2004-07-15 |
Family
ID=8170971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE60100746T Expired - Fee Related DE60100746T2 (de) | 2000-02-03 | 2001-02-02 | Vefahren zur herstellung von epsilon-caprolactam |
Country Status (10)
| Country | Link |
|---|---|
| EP (2) | EP1122241A1 (de) |
| JP (1) | JP2003521533A (de) |
| KR (1) | KR100762055B1 (de) |
| CN (1) | CN1187324C (de) |
| AT (1) | ATE249430T1 (de) |
| AU (1) | AU2001237793A1 (de) |
| CA (1) | CA2399220A1 (de) |
| DE (1) | DE60100746T2 (de) |
| ES (1) | ES2206408T3 (de) |
| MY (1) | MY122832A (de) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3843792A1 (de) * | 1988-12-24 | 1990-07-05 | Basf Ag | Verfahren zur herstellung von 6-aminocapronsaeureestern |
| DE4442727A1 (de) * | 1994-12-01 | 1996-06-05 | Basf Ag | Verfahren zur Herstellung von Caprolactam |
| DE4443125A1 (de) * | 1994-12-03 | 1996-06-05 | 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 |
| NL1002429C2 (nl) * | 1996-02-23 | 1997-08-26 | Du Pont | Werkwijze voor de bereiding van een mengsel van epsilon-caprolactam, 6-aminocapronzuur en 6-aminocapronzuuramide. |
| EP0826666A1 (de) * | 1996-09-02 | 1998-03-04 | Dsm N.V. | Verfahren zur Herstellung von epsilon-Caprolactam |
| 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 |
| EP0860431A1 (de) * | 1997-02-19 | 1998-08-26 | Dsm N.V. | Verfahren zur Herstellung von Caprolactam in Abwesenheit von Katalysatoren durch Umsetzung von 6-Aminocapronsäure (oder des Amids) mit überhitztem Wasserdampf |
| EP0937712A1 (de) * | 1998-02-18 | 1999-08-25 | Dsm N.V. | Verfahren zur Herstellung von E-Caprolactam |
-
2000
- 2000-02-03 EP EP00200365A patent/EP1122241A1/de not_active Withdrawn
-
2001
- 2001-02-02 EP EP01910213A patent/EP1257532B1/de not_active Expired - Lifetime
- 2001-02-02 AT AT01910213T patent/ATE249430T1/de not_active IP Right Cessation
- 2001-02-02 KR KR1020027010054A patent/KR100762055B1/ko not_active IP Right Cessation
- 2001-02-02 DE DE60100746T patent/DE60100746T2/de not_active Expired - Fee Related
- 2001-02-02 CA CA002399220A patent/CA2399220A1/en not_active Abandoned
- 2001-02-02 ES ES01910213T patent/ES2206408T3/es not_active Expired - Lifetime
- 2001-02-02 AU AU2001237793A patent/AU2001237793A1/en not_active Abandoned
- 2001-02-02 CN CNB018072402A patent/CN1187324C/zh not_active Expired - Fee Related
- 2001-02-02 JP JP2001556834A patent/JP2003521533A/ja not_active Withdrawn
- 2001-02-05 MY MYPI20010494A patent/MY122832A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ATE249430T1 (de) | 2003-09-15 |
| MY122832A (en) | 2006-05-31 |
| KR100762055B1 (ko) | 2007-10-04 |
| AU2001237793A1 (en) | 2001-08-14 |
| JP2003521533A (ja) | 2003-07-15 |
| ES2206408T3 (es) | 2004-05-16 |
| EP1122241A1 (de) | 2001-08-08 |
| EP1257532B1 (de) | 2003-09-10 |
| DE60100746T2 (de) | 2004-07-15 |
| EP1257532A1 (de) | 2002-11-20 |
| CN1187324C (zh) | 2005-02-02 |
| CN1419540A (zh) | 2003-05-21 |
| CA2399220A1 (en) | 2001-08-09 |
| KR20020073200A (ko) | 2002-09-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8363 | Opposition against the patent | ||
| 8365 | Fully valid after opposition proceedings | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: DSM IP ASSETS B.V., HEERLEN, NL Owner name: INVISTA TECHNOLOGIES S.A.R.L., ZUERICH, CH |
|
| 8339 | Ceased/non-payment of the annual fee |