CN1128784C - 气相氢化法生产芳香胺类的方法 - Google Patents

气相氢化法生产芳香胺类的方法 Download PDF

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Publication number
CN1128784C
CN1128784C CN97180499A CN97180499A CN1128784C CN 1128784 C CN1128784 C CN 1128784C CN 97180499 A CN97180499 A CN 97180499A CN 97180499 A CN97180499 A CN 97180499A CN 1128784 C CN1128784 C CN 1128784C
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China
Prior art keywords
catalyst
catalyzer
catalytic bed
hours
hydrogen
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Expired - Fee Related
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CN97180499A
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English (en)
Chinese (zh)
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CN1239945A (zh
Inventor
R·朗格尔
H·－J·布伊施
M·加尔鲁斯
B·拉赫曼
F·-U·冯格伦
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Bayer AG
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Bayer AG
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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/30—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds
    • C07C209/32—Preparation 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
    • C07C209/36—Preparation 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54—Catalysts 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
    • B01J23/56—Platinum group metals
    • B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/648—Vanadium, niobium or tantalum or polonium
    • B01J23/6482—Vanadium

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  • 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)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
CN97180499A 1996-12-12 1997-12-01 气相氢化法生产芳香胺类的方法 Expired - Fee Related CN1128784C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19651688A DE19651688A1 (de) 1996-12-12 1996-12-12 Verfahren zur Herstellung von aromatischen Aminen durch Gasphasenhydrierung
DE19651688.9 1996-12-12

Publications (2)

Publication Number Publication Date
CN1239945A CN1239945A (zh) 1999-12-29
CN1128784C true CN1128784C (zh) 2003-11-26

Family

ID=7814480

Family Applications (1)

Application Number Title Priority Date Filing Date
CN97180499A Expired - Fee Related CN1128784C (zh) 1996-12-12 1997-12-01 气相氢化法生产芳香胺类的方法

Country Status (17)

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

Families Citing this family (22)

* 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
DE602004010234T2 (de) * 2003-07-04 2008-10-02 Sinorgchem Co., Shandong Verfahren zur herstellung von 4-aminodiphenylamin
ES2373720T3 (es) * 2003-07-04 2012-02-08 Jiangsu Sinorgchem Technology Co., Ltd Método para la producción de 4-aminodifenilamina.
US8486223B2 (en) * 2003-07-04 2013-07-16 Jiangsu Sinorgchem Technology Co., Ltd. Falling film evaporator
US8686188B2 (en) 2003-07-04 2014-04-01 Jiangsu Sinorgchem Technology Co., Ltd. Process for preparing 4-aminodiphenylamine
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
JP2014510030A (ja) 2011-01-11 2014-04-24 バイエル・インテレクチュアル・プロパティ・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツング 芳香族アミンの製造方法
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
JP6165844B2 (ja) 2012-05-04 2017-07-19 コベストロ、ドイチュラント、アクチエンゲゼルシャフトＣｏｖｅｓｔｒｏ Ｄｅｕｔｓｃｈｌａｎｄ Ａｇ 芳香族アミンを含む物質混合物、特に粗製アニリンの物質混合物の処理方法
HUE060286T2 (hu) 2014-06-24 2023-02-28 Covestro Intellectual Property Gmbh & Co Kg Eljárás kémiai termékek elõállítására az eljárás megszakítása mellett
EP3500553B1 (de) 2016-08-17 2021-05-12 Covestro Intellectual Property GmbH & Co. KG Verfahren zur herstellung eines isocyanats und mindestens eines weiteren chemischen produkts in einem produktionsverbund
KR20220053569A (ko) 2019-08-30 2022-04-29 코베스트로 도이칠란트 아게 방향족 니트로 화합물의 수소화 방법
WO2025244748A1 (en) 2024-05-23 2025-11-27 Covestro Llc Method for recovering o-aminophenol

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2849002A1 (de) * 1978-11-11 1980-05-22 Bayer Ag Verfahren zur katalytischen hydrierung von nitrobenzol

Family Cites Families (5)

* 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
DE2244401A1 (de) * 1972-09-09 1974-05-16 Bayer Ag Katalysator und verwendung des katalysators zur reduktion von nitrobenzol
BE793860A (fr) * 1972-03-23 1973-07-10 Bayer Ag Catalyseur utilisable notamment pour la reduction de nitrobenzene
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

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2849002A1 (de) * 1978-11-11 1980-05-22 Bayer Ag Verfahren zur katalytischen hydrierung von nitrobenzol

Also Published As

Publication number Publication date
HUP0000541A3 (en) 2000-11-28
WO1998025881A2 (de) 1998-06-18
EP0944578A2 (de) 1999-09-29
BG64123B1 (bg) 2004-01-30
PL188179B1 (pl) 2004-12-31
WO1998025881A3 (de) 1998-07-30
HU224698B1 (en) 2006-01-30
AU5658298A (en) 1998-07-03
US6043394A (en) 2000-03-28
TW436473B (en) 2001-05-28
KR100530553B1 (ko) 2005-11-23
CN1239945A (zh) 1999-12-29
KR20000069430A (ko) 2000-11-25
CZ211199A3 (cs) 1999-11-17
RU2200150C2 (ru) 2003-03-10
BR9713703A (pt) 2000-05-09
DE59708143D1 (de) 2002-10-10
DE19651688A1 (de) 1998-06-18
BG103473A (en) 2000-03-31
HK1024467A1 (en) 2000-10-13
JP4108132B2 (ja) 2008-06-25
EP0944578B1 (de) 2002-09-04
PL333927A1 (en) 2000-01-31
HUP0000541A2 (en) 2000-07-28
JP2001505893A (ja) 2001-05-08
ES2182144T3 (es) 2003-03-01
PT944578E (pt) 2002-12-31

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Granted publication date: 20031126

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