DE60100746D1 - Vefahren zur herstellung von epsilon-caprolactam - Google Patents

Vefahren zur herstellung von epsilon-caprolactam

Info

Publication number: DE60100746D1
Authority: DE; Germany
Prior art keywords: caprolactam; epsilon; producing epsilon; compounds; producing
Prior art date: 2000-02-03
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

Application number

DE60100746T

Other languages

English (en)

Other versions

DE60100746T2 (de

Inventor

Petrus Agterberg

Philippus Guit

Robert Offermanns

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Invista Technologies SARL Switzerland

DSM IP Assets BV

Original Assignee

DSM IP Assets BV

Priority date (The priority date 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 date listed.)

2000-02-03

Filing date

2001-02-02

Publication date

2003-10-16

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8170971&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE60100746(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

2001-02-02 Application filed by DSM IP Assets BV filed Critical DSM IP Assets BV

2001-02-02 Priority claimed from PCT/NL2001/000081 external-priority patent/WO2001056984A1/en

2003-10-16 Application granted granted Critical

2003-10-16 Publication of DE60100746D1 publication Critical patent/DE60100746D1/de

2004-07-15 Publication of DE60100746T2 publication Critical patent/DE60100746T2/de

2021-02-03 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

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)

DE60100746T 2000-02-03 2001-02-02 Vefahren zur herstellung von epsilon-caprolactam Expired - Fee Related DE60100746T2 (de)

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)

* Cited by examiner, † Cited by third party
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 KR KR1020027010054A patent/KR100762055B1/ko not_active Expired - Fee Related
- 2001-02-02 AU AU2001237793A patent/AU2001237793A1/en not_active Abandoned
- 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 CN CNB018072402A patent/CN1187324C/zh not_active Expired - Fee Related
- 2001-02-02 JP JP2001556834A patent/JP2003521533A/ja not_active Withdrawn
- 2001-02-02 EP EP01910213A patent/EP1257532B1/de not_active Expired - Lifetime
- 2001-02-02 DE DE60100746T patent/DE60100746T2/de not_active Expired - Fee Related
- 2001-02-02 AT AT01910213T patent/ATE249430T1/de not_active IP Right Cessation
- 2001-02-05 MY MYPI20010494A patent/MY122832A/en unknown

Also Published As

Publication number	Publication date
EP1122241A1 (de)	2001-08-08
DE60100746T2 (de)	2004-07-15
CN1187324C (zh)	2005-02-02
EP1257532B1 (de)	2003-09-10
KR20020073200A (ko)	2002-09-19
JP2003521533A (ja)	2003-07-15
ES2206408T3 (es)	2004-05-16
KR100762055B1 (ko)	2007-10-04
MY122832A (en)	2006-05-31
CA2399220A1 (en)	2001-08-09
EP1257532A1 (de)	2002-11-20
ATE249430T1 (de)	2003-09-15
AU2001237793A1 (en)	2001-08-14
CN1419540A (zh)	2003-05-21

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Legal Events

Date	Code	Title	Description
2004-08-26	8363	Opposition against the patent
2007-03-29	8365	Fully valid after opposition proceedings
2007-10-11	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
2010-12-16	8339	Ceased/non-payment of the annual fee