PT944578E - Processo para a preparacao de aminas aromaticas por hidrogenacao em fase gasosa - Google Patents

Processo para a preparacao de aminas aromaticas por hidrogenacao em fase gasosa

Info

Publication number
PT944578E
PT944578E PT97952849T PT97952849T PT944578E PT 944578 E PT944578 E PT 944578E PT 97952849 T PT97952849 T PT 97952849T PT 97952849 T PT97952849 T PT 97952849T PT 944578 E PT944578 E PT 944578E
Authority
PT
Portugal
Prior art keywords
hydrogenation
preparation
gaseous phase
aromatic amines
amines
Prior art date
Application number
PT97952849T
Other languages
English (en)
Inventor
Reinhard Langer
Hans-Josef Buysch
Manfred Gallus
Burkhard Lachmann
Franz-Ulrich Von Gehlen
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of PT944578E publication Critical patent/PT944578E/pt

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00Preparation of compounds containing amino groups bound to a carbon skeleton
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/30Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds
    • C07C209/32Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups
    • C07C209/36Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups by reduction of nitro groups bound to carbon atoms of six-membered aromatic rings in presence of hydrogen-containing gases and a catalyst
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56Platinum group metals
    • B01J23/64Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/648Vanadium, niobium or tantalum or polonium
    • B01J23/6482Vanadium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
PT97952849T 1996-12-12 1997-12-01 Processo para a preparacao de aminas aromaticas por hidrogenacao em fase gasosa PT944578E (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19651688A DE19651688A1 (de) 1996-12-12 1996-12-12 Verfahren zur Herstellung von aromatischen Aminen durch Gasphasenhydrierung

Publications (1)

Publication Number Publication Date
PT944578E true PT944578E (pt) 2002-12-31

Family

ID=7814480

Family Applications (1)

Application Number Title Priority Date Filing Date
PT97952849T PT944578E (pt) 1996-12-12 1997-12-01 Processo para a preparacao de aminas aromaticas por hidrogenacao em fase gasosa

Country Status (18)

Country Link
US (1) US6043394A (pt)
EP (1) EP0944578B1 (pt)
JP (1) JP4108132B2 (pt)
KR (1) KR100530553B1 (pt)
CN (1) CN1128784C (pt)
AU (1) AU5658298A (pt)
BG (1) BG64123B1 (pt)
BR (1) BR9713703A (pt)
CZ (1) CZ211199A3 (pt)
DE (2) DE19651688A1 (pt)
ES (1) ES2182144T3 (pt)
HK (1) HK1024467A1 (pt)
HU (1) HU224698B1 (pt)
PL (1) PL188179B1 (pt)
PT (1) PT944578E (pt)
RU (1) RU2200150C2 (pt)
TW (1) TW436473B (pt)
WO (1) WO1998025881A2 (pt)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6005143A (en) * 1998-08-07 1999-12-21 Air Products And Chemicals, Inc. Use of a monolith catalyst for the hydrogenation of dinitrotoluene to toluenediamine
DE10061016A1 (de) * 2000-12-08 2002-07-04 Degussa Aluminiumoxid-Germaniumdioxid-Siliziumdioxid-Mischoxid
US6521791B1 (en) * 2001-11-09 2003-02-18 Air Products And Chemicals, Inc. Process for regenerating a monolith hydrogenation catalytic reactor
JP4260531B2 (ja) * 2002-04-26 2009-04-30 住友精化株式会社 硫化水素の製造方法
ATE526305T1 (de) * 2003-07-04 2011-10-15 Jiangsu Sinorgchem Tech Co Ltd Verfahren zur herstellung von 4-aminodiphenylamin
JP4500302B2 (ja) * 2003-07-04 2010-07-14 チアンス・シノケム・テクノロジー・カンパニー・リミテッド 4−アミノジフェニルアミンの製造方法
US8686188B2 (en) 2003-07-04 2014-04-01 Jiangsu Sinorgchem Technology Co., Ltd. Process for preparing 4-aminodiphenylamine
US8486223B2 (en) * 2003-07-04 2013-07-16 Jiangsu Sinorgchem Technology Co., Ltd. Falling film evaporator
DE10347439A1 (de) * 2003-10-13 2005-05-04 Bayer Materialscience Ag Verfahren zur Herstellung von aromatischen Aminen durch heterogen katalysierte Hydrierung
DE102009019436A1 (de) * 2009-04-29 2010-11-04 Bayer Materialscience Ag Verfahren zur Herstellung von aromatischen Aminen
CN102259029B (zh) 2010-05-24 2014-12-10 江苏圣奥化学科技有限公司 固体碱催化剂
CN103068483B (zh) 2010-07-30 2015-04-01 拜耳知识产权有限责任公司 恢复催化剂活性的方法
EP2663544B1 (de) 2011-01-11 2014-12-24 Bayer Intellectual Property GmbH Verfahren zur herstellung aromatischer amine
DE102011081897A1 (de) 2011-08-31 2013-02-28 Bayer Materialscience Aktiengesellschaft Katalysator und Verfahren zur Herstellung von aromatischen Aminen in der Gasphase
EP2641892A1 (de) 2012-03-23 2013-09-25 Bayer MaterialScience AG Verfahren zur Reinigung von Anilin aus Gasphasenhydrierungen
EP2653462A1 (de) * 2012-04-16 2013-10-23 Bayer MaterialScience AG Verfahren zum verbesserten Anfahren der Reaktion bei der Herstellung von aromatischen Aminen aus Nitroaromaten
EP2653461A1 (de) * 2012-04-16 2013-10-23 Bayer MaterialScience AG Verfahren zum verbesserten Abfahren der Reaktion bei der Herstellung von aromatischen Aminen aus Nitroaromaten
KR20150003818A (ko) 2012-05-04 2015-01-09 바이엘 머티리얼사이언스 아게 방향족 아민을 포함하는 물질 혼합물, 특히 미정제 아닐린의 물질 혼합물의 처리방법
CN106458842B (zh) 2014-06-24 2020-02-11 科思创德国股份有限公司 具有运行中断的用于制备化学产物的方法
CN109563028B (zh) 2016-08-17 2021-11-19 科思创德国股份有限公司 在生产联合体中制备异氰酸酯和至少一种其他化学产品的方法
WO2021037990A1 (de) 2019-08-30 2021-03-04 Covestro Deutschland Ag Verfahren zur hydrierung von aromatischen nitroverbindungen

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2135155A1 (de) * 1971-07-14 1973-02-22 Bayer Ag Katalysator zur reduktion von nitroverbindungen
BE793860A (fr) * 1972-03-23 1973-07-10 Bayer Ag Catalyseur utilisable notamment pour la reduction de nitrobenzene
DE2244401A1 (de) * 1972-09-09 1974-05-16 Bayer Ag Katalysator und verwendung des katalysators zur reduktion von nitrobenzol
DE2849002A1 (de) * 1978-11-11 1980-05-22 Bayer Ag Verfahren zur katalytischen hydrierung von nitrobenzol
PL134577B1 (en) * 1982-04-27 1985-08-31 Instytut Chemii Przemyslowej Catalyst for manufacture of aromatic monoamines
DE4039026A1 (de) * 1990-12-07 1992-06-11 Bayer Ag Verfahren zur herstellung von anilin

Also Published As

Publication number Publication date
ES2182144T3 (es) 2003-03-01
EP0944578A2 (de) 1999-09-29
PL333927A1 (en) 2000-01-31
BG64123B1 (bg) 2004-01-30
CN1239945A (zh) 1999-12-29
EP0944578B1 (de) 2002-09-04
AU5658298A (en) 1998-07-03
JP2001505893A (ja) 2001-05-08
TW436473B (en) 2001-05-28
JP4108132B2 (ja) 2008-06-25
BG103473A (en) 2000-03-31
DE59708143D1 (de) 2002-10-10
HUP0000541A2 (en) 2000-07-28
CZ211199A3 (cs) 1999-11-17
KR100530553B1 (ko) 2005-11-23
DE19651688A1 (de) 1998-06-18
KR20000069430A (ko) 2000-11-25
BR9713703A (pt) 2000-05-09
PL188179B1 (pl) 2004-12-31
WO1998025881A3 (de) 1998-07-30
CN1128784C (zh) 2003-11-26
US6043394A (en) 2000-03-28
RU2200150C2 (ru) 2003-03-10
WO1998025881A2 (de) 1998-06-18
HU224698B1 (en) 2006-01-30
HUP0000541A3 (en) 2000-11-28
HK1024467A1 (en) 2000-10-13

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