ATE223892T1 - Methode zur herstellung von hydroxylaminsulfat in dem konventionellen verfahren zur synthese von kaprolactam - Google Patents

Methode zur herstellung von hydroxylaminsulfat in dem konventionellen verfahren zur synthese von kaprolactam

Info

Publication number
ATE223892T1
ATE223892T1 AT99125632T AT99125632T ATE223892T1 AT E223892 T1 ATE223892 T1 AT E223892T1 AT 99125632 T AT99125632 T AT 99125632T AT 99125632 T AT99125632 T AT 99125632T AT E223892 T1 ATE223892 T1 AT E223892T1
Authority
AT
Austria
Prior art keywords
sulfate
produce
hydroxylamine
nox
rich
Prior art date
Application number
AT99125632T
Other languages
English (en)
Inventor
Diego Fernandez Echegaray
Antonio Augusto M Velloso
Matthew Lincoln Wagner
Original Assignee
Praxair Technology Inc
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 Praxair Technology Inc filed Critical Praxair Technology Inc
Application granted granted Critical
Publication of ATE223892T1 publication Critical patent/ATE223892T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D227/00—Heterocyclic compounds containing rings having one nitrogen atom as the only ring hetero atom, according to more than one of groups C07D203/00 - C07D225/00
    • C07D227/02—Heterocyclic compounds containing rings having one nitrogen atom as the only ring hetero atom, according to more than one of groups C07D203/00 - C07D225/00 with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D227/06—Heterocyclic compounds containing rings having one nitrogen atom as the only ring hetero atom, according to more than one of groups C07D203/00 - C07D225/00 with only hydrogen or carbon atoms directly attached to the ring nitrogen atom 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
    • C07D227/08—Oxygen atoms
    • C07D227/087—One doubly-bound oxygen atom in position 2, e.g. lactams
    • 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
    • C07D201/06—Preparation of lactams from or via oximes by Beckmann rearrangement from ketones by simultaneous oxime formation and rearrangement
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/02—Preparation of lactams
    • C07D201/10—Preparation of lactams from cycloaliphatic compounds by simultaneous nitrosylation and rearrangement

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Treating Waste Gases (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
AT99125632T 1998-12-24 1999-12-22 Methode zur herstellung von hydroxylaminsulfat in dem konventionellen verfahren zur synthese von kaprolactam ATE223892T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/221,209 US6469163B1 (en) 1998-12-24 1998-12-24 Method for production of hydroxylamine sulfate in the conventional process for the synthesis of caprolactam

Publications (1)

Publication Number Publication Date
ATE223892T1 true ATE223892T1 (de) 2002-09-15

Family

ID=22826835

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99125632T ATE223892T1 (de) 1998-12-24 1999-12-22 Methode zur herstellung von hydroxylaminsulfat in dem konventionellen verfahren zur synthese von kaprolactam

Country Status (11)

Country Link
US (1) US6469163B1 (de)
EP (1) EP1013643B1 (de)
KR (1) KR100433876B1 (de)
CN (1) CN1142915C (de)
AT (1) ATE223892T1 (de)
BR (1) BR9905939A (de)
CA (1) CA2292904A1 (de)
DE (1) DE69902864T2 (de)
ES (1) ES2180249T3 (de)
IL (1) IL133663A (de)
PT (1) PT1013643E (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040134873A1 (en) * 1996-07-25 2004-07-15 Li Yao Abrasive-free chemical mechanical polishing composition and polishing process containing same

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH247713A (de) * 1941-12-15 1947-03-31 Ag Bata Verfahren zur Herstellung von E-Caprolaktam.
FR971311A (fr) * 1947-09-08 1951-01-16 Procédé pour préparer les lactames et leurs produits hydrolytiques
BE551022A (de) * 1955-09-14 1900-01-01
FR1202077A (fr) * 1957-09-20 1960-01-07 Basf Ag Procédé pour la production de eta-capryllactame
FR1539288A (fr) 1966-09-26 1968-09-13 Hoechst Ag Procédé d'oxydation des gaz nitreux
NL7004350A (de) 1970-03-26 1971-09-28 Stamicarbon
DE2130036B2 (de) * 1971-06-18 1977-02-10 Davy Powergas GmbH, 5000 Köln Verfahren zur herstellung von lactamen
GB1603630A (en) 1977-06-16 1981-11-25 Boc Ltd Gas-liquid contact process
GB2018731A (en) 1978-04-07 1979-10-24 Boc Ltd Gas-liquid contact process
NL8500608A (nl) 1985-03-05 1986-10-01 Stamicarbon Werkwijze voor de bereiding van stikstofmonoxide.
JPH02754A (ja) * 1988-02-17 1990-01-05 Sumitomo Chem Co Ltd シクロヘキサノンオキシムの製造方法
JP3263965B2 (ja) * 1991-02-13 2002-03-11 三菱化学株式会社 オキシムの製造方法
DE4331671A1 (de) * 1993-09-17 1995-03-23 Bayer Ag Verfahren zur selektiven katalytischen Oxidation organischer Verbindungen
DE4435239A1 (de) 1994-10-04 1996-04-11 Basf Ag Verfahren zur Herstellung von Hydroxylaminen aus Ammoniak oder den entsprechenden Aminen, Wasserstoff und Sauerstoff
WO1997003956A1 (fr) * 1995-07-20 1997-02-06 Mitsubishi Chemical Corporation PROCEDE DE PREPARATION DE ε-CAPROLACTAME
CA2200996A1 (en) 1996-04-01 1997-10-01 Sandeep Bhatia Oxygen injection in nitric acid production
ID16932A (id) * 1996-05-23 1997-11-20 Praxair Technology Inc Penyemprot oksigen langsung dalam produksi asam nitrat
US5985230A (en) * 1996-10-03 1999-11-16 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Nitric acid production

Also Published As

Publication number Publication date
CN1142915C (zh) 2004-03-24
KR20000062223A (ko) 2000-10-25
IL133663A (en) 2004-07-25
BR9905939A (pt) 2000-08-29
ES2180249T3 (es) 2003-02-01
DE69902864T2 (de) 2003-05-08
CN1264702A (zh) 2000-08-30
KR100433876B1 (ko) 2004-06-04
IL133663A0 (en) 2001-04-30
EP1013643A1 (de) 2000-06-28
US6469163B1 (en) 2002-10-22
CA2292904A1 (en) 2000-06-24
EP1013643B1 (de) 2002-09-11
DE69902864D1 (de) 2002-10-17
PT1013643E (pt) 2002-12-31

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties