DE69020172T2 - Verfahren zur Herstellung von epsilon-Caprolactam. - Google Patents

Verfahren zur Herstellung von epsilon-Caprolactam.

Info

Publication number
DE69020172T2
DE69020172T2 DE69020172T DE69020172T DE69020172T2 DE 69020172 T2 DE69020172 T2 DE 69020172T2 DE 69020172 T DE69020172 T DE 69020172T DE 69020172 T DE69020172 T DE 69020172T DE 69020172 T2 DE69020172 T2 DE 69020172T2
Authority
DE
Germany
Prior art keywords
caprolactam
epsilon
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
Application number
DE69020172T
Other languages
English (en)
Other versions
DE69020172D1 (de
Inventor
Masaru Kitamura
Hiroshi Ichihashi
Gohfu Suzukamo
Yasuo Nakamura
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical Co Ltd
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
Priority claimed from JP1073057A external-priority patent/JP2676895B2/ja
Application filed by Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Application granted granted Critical
Publication of DE69020172D1 publication Critical patent/DE69020172D1/de
Publication of DE69020172T2 publication Critical patent/DE69020172T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • C07D223/06—Heterocyclic 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
    • C07D223/08—Oxygen atoms
    • C07D223/10—Oxygen atoms attached in position 2
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/02—Preparation of lactams
    • C07D201/04—Preparation of lactams from or via oximes by Beckmann rearrangement

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE69020172T 1989-01-26 1990-01-26 Verfahren zur Herstellung von epsilon-Caprolactam. Expired - Lifetime DE69020172T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1924289 1989-01-26
JP1073057A JP2676895B2 (ja) 1989-03-23 1989-03-23 ε―カプロラクタムの製造法

Publications (2)

Publication Number Publication Date
DE69020172D1 DE69020172D1 (de) 1995-07-27
DE69020172T2 true DE69020172T2 (de) 1995-12-07

Family

ID=26356076

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69020172T Expired - Lifetime DE69020172T2 (de) 1989-01-26 1990-01-26 Verfahren zur Herstellung von epsilon-Caprolactam.

Country Status (4)

Country Link
US (1) US4968793A (de)
EP (1) EP0380364B1 (de)
KR (1) KR940005011B1 (de)
DE (1) DE69020172T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0494535B1 (de) * 1990-12-26 1998-02-18 Sumitomo Chemical Company Limited Verfahren zur Herstellung von Epsilon-caprolactam und Aktivierung von festen Katalysatoren dafür
TW213896B (de) 1991-11-27 1993-10-01 Sumitomo Chemical Co
KR100224333B1 (ko) 1991-11-27 1999-10-15 고오사이 아끼오 ε-카프로락탐의 제조방법
US5292880A (en) * 1992-05-11 1994-03-08 Mobil Oil Corporation Synthesis of caprolactam using catalysts
DE69926495T2 (de) * 1998-04-28 2006-06-01 Sumitomo Chemical Co., Ltd. VERFAHREN ZUR HERSTELLUNG VON ε-CAPROLACTAM
IT1303713B1 (it) 1998-11-06 2001-02-23 Enichem Spa Processo per la preparazione di catalizzatori a base di zeolite tipomfi.
JP2000229939A (ja) * 1999-02-09 2000-08-22 Sumitomo Chem Co Ltd ε−カプロラクタムの製造方法
EP1036589A3 (de) * 1999-03-16 2000-12-13 Sumitomo Chemical Company, Limited Vorrichtung und Verfahren zur Herstellung von Epsilon-Kaprolactam
TW526172B (en) * 1999-06-30 2003-04-01 Sumitomo Chemical Co A process for producing pentacyl-type crystalline zeolites and a process for producing ε-caprolactam using the same
WO2002064560A1 (en) 2001-02-14 2002-08-22 Asahi Kasei Kabushiki Kaisha PROCESS FOR PREPARATION OF ε-CAPROLACTAM
US7022844B2 (en) 2002-09-21 2006-04-04 Honeywell International Inc. Amide-based compounds, production, recovery, purification and uses thereof
JP4661071B2 (ja) 2004-03-30 2011-03-30 住友化学株式会社 ε−カプロラクタムの製造方法
JP2010047499A (ja) * 2008-08-20 2010-03-04 Univ Of Tokyo ε−カプロラクタムの製造方法及びペンタシル型ゼオライトの製造方法
DE102008060340A1 (de) 2008-12-03 2010-06-10 Wolfgang F. Prof. Dr. Hölderich Herstellung von Lactamen und Carbonsäureamide durch Beckmann-Umlagerung von Oximen in Gegenwart von Nb-Katalysatoren
IN2014CN02909A (de) * 2011-10-17 2015-07-03 Sumitomo Chemical Co
DE102015005238A1 (de) 2015-04-24 2016-10-27 Wolfgang Hölderich Herstellung von Lactamen durch Beckmann-Umlagerung von Oximen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2059703A1 (de) * 1970-12-04 1972-06-08 Basf Ag Verfahren zur Herstellung von Lactamen
US4359421A (en) * 1981-01-15 1982-11-16 Mobil Oil Corporation Process for making epsilon-caprolactam
JPH0794428B2 (ja) * 1985-08-28 1995-10-11 住友化学工業株式会社 ε−カプロラクタムの製造方法
JPS62281856A (ja) * 1986-02-27 1987-12-07 Sumitomo Chem Co Ltd ε−カプロラクタムの製造法
JPS6354358A (ja) * 1986-04-21 1988-03-08 Sumitomo Chem Co Ltd ε−カプロラクタムの製法

Also Published As

Publication number Publication date
DE69020172D1 (de) 1995-07-27
KR940005011B1 (ko) 1994-06-09
US4968793A (en) 1990-11-06
EP0380364B1 (de) 1995-06-21
EP0380364A2 (de) 1990-08-01
KR900011736A (ko) 1990-08-02
EP0380364A3 (de) 1991-12-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SUMITOMO CHEMICAL CO. LTD., TOKIO/TOKYO, JP