SG42357A1 - Process for the preparation of -caprolactam and -caprolactam precursors - Google Patents

Process for the preparation of -caprolactam and -caprolactam precursors

Info

Publication number
SG42357A1
SG42357A1 SG1996006432A SG1996006432A SG42357A1 SG 42357 A1 SG42357 A1 SG 42357A1 SG 1996006432 A SG1996006432 A SG 1996006432A SG 1996006432 A SG1996006432 A SG 1996006432A SG 42357 A1 SG42357 A1 SG 42357A1
Authority
SG
Singapore
Prior art keywords
caprolactam
preparation
precursors
caprolactam precursors
Prior art date
Application number
SG1996006432A
Other languages
English (en)
Inventor
Frank Edward Herkes
Henricus Franciscus Wi Wolters
Nicolaas Franciscus Haasen
Samuel Livingston Lane
Wim Buijs
Original Assignee
Dsm Nv
Du Pont
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.)
Filing date
Publication date
Application filed by Dsm Nv, Du Pont filed Critical Dsm Nv
Publication of SG42357A1 publication Critical patent/SG42357A1/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D201/00Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/02Preparation of lactams
    • C07D201/08Preparation of lactams from carboxylic acids or derivatives thereof, e.g. hydroxy carboxylic acids, lactones or nitriles
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D223/00Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom
    • C07D223/02Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom not condensed with other rings
    • C07D223/06Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom not condensed with other rings with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/52Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

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)
  • Hydrogenated Pyridines (AREA)
  • Catalysts (AREA)
SG1996006432A 1995-03-01 1996-03-01 Process for the preparation of -caprolactam and -caprolactam precursors SG42357A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US39624095A 1995-03-01 1995-03-01

Publications (1)

Publication Number Publication Date
SG42357A1 true SG42357A1 (en) 1997-08-15

Family

ID=23566440

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996006432A SG42357A1 (en) 1995-03-01 1996-03-01 Process for the preparation of -caprolactam and -caprolactam precursors

Country Status (10)

Country Link
EP (2) EP0729943B1 (ko)
JP (2) JPH08269007A (ko)
KR (2) KR100392945B1 (ko)
CN (2) CN1068875C (ko)
CA (2) CA2170705A1 (ko)
DE (2) DE69621491T2 (ko)
ES (2) ES2170829T3 (ko)
MY (2) MY113899A (ko)
SG (1) SG42357A1 (ko)
TW (1) TW360638B (ko)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MY113899A (en) * 1995-03-01 2002-06-29 Dsm Ip Assets Bv Process for the preparation of (permittivy)-caprolactam and (permittivy)-caprolactam precursors
KR100459818B1 (ko) * 1996-09-02 2004-12-03 이. 아이. 두퐁 드 느무르 앤드 컴퍼니 ε-카프로락탐의 제조방법
FR2754257B1 (fr) * 1996-10-04 2001-04-13 Rhone Poulenc Fibres Preparation de caprolactame
DE69729119T2 (de) 1996-10-21 2005-05-12 Dsm Ip Assets B.V. VERFAHREN ZUM ABTRENNEN VON ε-CAPROLACTAM VON 6-AMINOCAPRONAMID UND 6-AMINOCAPRONAMIDOLIGOMEREN
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
KR100516986B1 (ko) 1997-02-19 2005-09-26 코닌클리즈케 디에스엠 엔.브이. 6-아미노카프론산 유도체를 과열 수증기와 접촉시킴으로써 촉매 없이 카프로락탐을 제조하는 방법
EP0860431A1 (en) 1997-02-19 1998-08-26 Dsm N.V. Process to prepare e-caprolactam
US5886236A (en) * 1997-04-15 1999-03-23 Union Carbide Chemicals & Plastics Technology Corporation Process for producing aldehyde acid salts
US5962680A (en) * 1997-04-15 1999-10-05 Union Carbide Chemicals & Plastics Technology Corporation Processes for producing epsilon caprolactams
US5925754A (en) * 1997-04-15 1999-07-20 Union Carbide Chemicals & Plastics Technology Corporation Epsilon caprolactam compositions
US5977356A (en) * 1997-07-02 1999-11-02 Industrial Technology Research Institute Process for preparing caprolactam
EP0937712A1 (en) * 1998-02-18 1999-08-25 Dsm N.V. Process for the preparation of E-caprolactam
EP0984002A1 (en) 1998-09-03 2000-03-08 Dsm N.V. Process to continuously prepare an aqueous mixture of epsilon-caprolactam and epsilon-caprolactam precursors
NL1013939C2 (nl) * 1999-12-23 2001-06-26 Dsm Nv Werkwijze voor de bereiding van een polyamide.
US6660857B2 (en) 2000-02-03 2003-12-09 Dsm N.V. Process for the preparation of ε-caprolactam
WO2001056984A1 (en) * 2000-02-03 2001-08-09 Dsm N.V. PROCESS FOR THE PREPARATION OF ε-CAPROLACTAM
EP1122241A1 (en) * 2000-02-03 2001-08-08 Dsm N.V. Process for the preparation of epsilon-caprolactam
US6706912B2 (en) 2000-03-14 2004-03-16 Shell Oil Company 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
US6303830B1 (en) * 2000-03-15 2001-10-16 Union Carbide Chemicals & Plastics Technology Corporation Metal-ligand complex catalyzed processes
KR100745714B1 (ko) * 2006-09-14 2007-08-02 엘지전자 주식회사 전기 레인지용 워킹코일 어셈블리
JP5512202B2 (ja) * 2009-09-14 2014-06-04 株式会社クラレ β,β−ジメチル−ε−カプロラクタムの製造方法
KR102024894B1 (ko) * 2016-01-04 2019-09-24 주식회사 엘지화학 패널이 구비된 연속 교반 탱크형 반응기
TWI780152B (zh) 2017-05-12 2022-10-11 日商中外製藥股份有限公司 環狀有機化合物的製造方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US470040A (en) * 1892-03-01 Apparatus for the manufacture of gas
DE3602376A1 (de) * 1986-01-28 1987-07-30 Basf Ag Verfahren zur herstellung von (epsilon)-caprolactam
DE3602375A1 (de) * 1986-01-28 1987-07-30 Basf Ag Verfahren zur herstellung von (epsilon)-caprolactam
DE3602377A1 (de) * 1986-01-28 1987-07-30 Basf Ag Verfahren zur herstellung von caprolactam
DE3843791A1 (de) * 1988-12-24 1990-07-05 Basf Ag Verfahren zur herstellung von caprolactam
DE3843793A1 (de) * 1988-12-24 1990-07-05 Basf Ag Verfahren zur herstellung von caprolactam
JPH0381261A (ja) * 1989-08-23 1991-04-05 Idemitsu Kosan Co Ltd ラクタム類の製造方法
DE4139607A1 (de) * 1991-11-30 1993-06-03 Basf Ag Verfahren zur herstellung von n-substituierten lactamen
DE4422610A1 (de) * 1994-06-28 1996-01-04 Basf Ag Verfahren zur Herstellung von cyclischen Lactamen
MY113899A (en) * 1995-03-01 2002-06-29 Dsm Ip Assets Bv Process for the preparation of (permittivy)-caprolactam and (permittivy)-caprolactam precursors
KR101191539B1 (ko) * 2010-06-30 2012-10-15 김영애 버섯 탈병기의 포트병 고정판

Also Published As

Publication number Publication date
DE69621491T2 (de) 2003-02-13
KR100392946B1 (ko) 2004-01-07
KR100392945B1 (ko) 2004-01-13
JPH08245572A (ja) 1996-09-24
CN1138577A (zh) 1996-12-25
MY116498A (en) 2004-02-28
EP0729943A3 (en) 1998-07-08
ES2177717T3 (es) 2002-12-16
EP0729944A2 (en) 1996-09-04
EP0729944B1 (en) 2002-06-05
TW360638B (en) 1999-06-11
CN1065530C (zh) 2001-05-09
DE69618363D1 (de) 2002-02-14
KR960034176A (ko) 1996-10-22
DE69618363T2 (de) 2002-08-29
DE69621491D1 (de) 2002-07-11
CN1068875C (zh) 2001-07-25
EP0729943A2 (en) 1996-09-04
JPH08269007A (ja) 1996-10-15
EP0729944A3 (en) 1998-07-08
EP0729943B1 (en) 2002-01-09
ES2170829T3 (es) 2002-08-16
KR960034177A (ko) 1996-10-22
CA2170706A1 (en) 1996-09-02
MY113899A (en) 2002-06-29
CA2170705A1 (en) 1996-09-02
CN1141289A (zh) 1997-01-29

Similar Documents

Publication Publication Date Title
ZA961344B (en) Process for the preparation of thietanones
IL119496A0 (en) Process for the preparation of dihaloazolopyrimidines
SG42357A1 (en) Process for the preparation of -caprolactam and -caprolactam precursors
CZ252597A3 (cs) Způsob výroby azacyklohexapeptidů
EP0699695A3 (de) Verfahren zur Herstellung von Polyacetalcopolymeren
ZA954324B (en) Process for the preparation of 3-aryluracils
GB9509826D0 (en) Process for the preparation of imidazolutidine
IL118200A0 (en) Process for the preparation of substituted 2-fluoro-pyrimidines
IL115090A0 (en) Process for the preparation of p-bromofluorobenzene
IL118973A0 (en) Process for the preparation of substituted aminocarbonyltriazolinones
GR3035436T3 (en) Process for the preparation of 2-H-heptafluoropropane
NZ321968A (en) Process for preparing dioxoazabicyclohexanes
ZA9510894B (en) Process for the preparation of chloromethylpyridines
IL116493A0 (en) Process for the preparation of sameridine
IL118747A (en) Process for the preparation of 3-hydroxyoxetanes
IL118732A0 (en) Process for the preparation of arylidene-substituted alkylcycloalkanones
IL118731A0 (en) Process for the preparation of 2,2-dialkyl-arylidene-cycloalkanones
IL116759A0 (en) Process for the preparation of para-fluorophenol
EP0831156A4 (en) 3-ALCOXYMETHYLCEPHEMS PREPARATION PROCESS
EP0690056A3 (de) Verfahren zur Herstellung von Purinen
IL120556A (en) Process for the preparation of 3,3,5-trichloroglutarimide
EP0701984A3 (de) Verfahren zur Herstellung von Alkaliamiden
EP0738707A3 (en) Dianilinoglutacondialdehyde compounds and process for their preparation
IL148253A0 (en) Process for the preparation of 4-sulfanylpyrrolidin-2-yl
HK1009964A1 (en) Process for the preparation of dihaloazolopyrimidines