BR8502635A - Processo para isomerizacao de um ou mais monoclorotoluenos ou de um ou mais diclorotoluenos,particularmente processo para obtencao de uma mistura de 3-e 4-clorotolueno - Google Patents

Processo para isomerizacao de um ou mais monoclorotoluenos ou de um ou mais diclorotoluenos,particularmente processo para obtencao de uma mistura de 3-e 4-clorotolueno

Info

Publication number
BR8502635A
BR8502635A BR8502635A BR8502635A BR8502635A BR 8502635 A BR8502635 A BR 8502635A BR 8502635 A BR8502635 A BR 8502635A BR 8502635 A BR8502635 A BR 8502635A BR 8502635 A BR8502635 A BR 8502635A
Authority
BR
Brazil
Prior art keywords
monoclorotoluenes
diclorotoluenes
chlorotoluene
isomerization
obtaining
Prior art date
Application number
BR8502635A
Other languages
English (en)
Inventor
Klaus Eichler
Hans-Jurgen Arpe
Herbert Baltes
Ernst Ingo Leupold
Original Assignee
Hoechst 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
Priority claimed from DE19843420706 external-priority patent/DE3420706A1/de
Priority claimed from DE19843433812 external-priority patent/DE3433812A1/de
Application filed by Hoechst Ag filed Critical Hoechst Ag
Publication of BR8502635A publication Critical patent/BR8502635A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/35—Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction
    • C07C17/358—Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction by isomerisation
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
BR8502635A 1984-06-02 1985-05-31 Processo para isomerizacao de um ou mais monoclorotoluenos ou de um ou mais diclorotoluenos,particularmente processo para obtencao de uma mistura de 3-e 4-clorotolueno BR8502635A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19843420706 DE3420706A1 (de) 1984-06-02 1984-06-02 Verfahren zur isomerisierung von 2-, 3- und/oder 4-chlortoluol
DE19843433812 DE3433812A1 (de) 1984-09-13 1984-09-13 Verfahren zur isomerisierung von dichlortoluolen

Publications (1)

Publication Number Publication Date
BR8502635A true BR8502635A (pt) 1986-02-12

Family

ID=25821801

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8502635A BR8502635A (pt) 1984-06-02 1985-05-31 Processo para isomerizacao de um ou mais monoclorotoluenos ou de um ou mais diclorotoluenos,particularmente processo para obtencao de uma mistura de 3-e 4-clorotolueno

Country Status (6)

Country Link
US (1) US4935561A (pt)
EP (1) EP0164045B1 (pt)
BR (1) BR8502635A (pt)
CA (1) CA1243046A (pt)
DE (1) DE3569235D1 (pt)
HU (1) HU204746B (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63196529A (ja) * 1987-02-09 1988-08-15 Toray Ind Inc ジクロルトルエンの異性化方法
US4792641A (en) * 1987-03-25 1988-12-20 Eastman Kodak Company Process for preparing iodinated aromatic compounds
DE3922035A1 (de) * 1989-07-05 1991-01-17 Hoechst Ag Verfahren zur herstellung von 2-chlor- bzw. 2-bromnaphthalin
JPH04112843A (ja) * 1990-09-03 1992-04-14 Toray Ind Inc トリクロルベンゼンの異性化方法
DE4314299A1 (de) * 1993-04-30 1994-11-03 Bayer Ag Verfahren zur Herstellung von m-Chloraromaten
SG74639A1 (en) * 1997-07-10 2000-08-22 Toray Industries A catalyst composition and a method for isomerizing halogenated aromatics
US6887457B2 (en) 2002-08-28 2005-05-03 Akzo Nobel N.V. Process for the preparation of catalysts comprising a pentasil-type zeolite
US20070060780A1 (en) * 2002-08-29 2007-03-15 Dennis Stamires Catalyst for the production of light olefins
JP2005536343A (ja) * 2002-08-29 2005-12-02 アルベマーレ ネザーランズ ビー．ブイ． 軽オレフィン生産のための触媒
BR112019006741B1 (pt) * 2016-10-05 2023-12-05 Monsanto Technology Llc Processo para regeneração de catalisador
CN106748808A (zh) * 2016-11-14 2017-05-31 苏州市罗森助剂有限公司 一种2,6‑二氯对硝基苯胺的环保制备方法
WO2024006381A1 (en) 2022-06-29 2024-01-04 W.R. Grace & Co.-Conn. Fcc process useful for production of petrochemicals

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4175175A (en) * 1963-07-16 1979-11-20 Union Carbide Corporation Polyarylene polyethers
GB1334243A (en) * 1969-10-10 1973-10-17 Mobil Oil Corp Crystalline zeolite and method of preparing the same
CA933911A (en) * 1971-03-18 1973-09-18 Mobil Oil Corporation Method of preparation for crystalline aluminosilicate zeolites
DK155176C (da) * 1978-06-22 1989-07-17 Snam Progetti Fremgangsmaade til fremstilling af aluminiumoxidmodificeret siliciumdioxid
DE3162102D1 (en) * 1980-06-12 1984-03-08 Ici Plc Zeolite synthesis
JPS5740428A (en) * 1980-08-25 1982-03-06 Toray Ind Inc Isomerization of halogenated toluene
DE3041847A1 (de) * 1980-11-06 1982-06-09 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung eines kristallinen aluminiumsilkates (zeoliths) und dessen verwendung als katalysator
JPS57163327A (en) * 1981-03-31 1982-10-07 Toray Ind Inc Isomerizing method of halogenated toluene
DE3131682A1 (de) * 1981-08-11 1983-02-24 Hoechst Ag, 6000 Frankfurt Verfahren zur herstellung von p-chlortoluol und/oder m-chlortoluol
DE3263914D1 (en) * 1981-10-17 1985-07-04 Hoechst Ag Zeolites containing zirconium and/or hafnium, process for producing them and their use
DE3203186A1 (de) * 1982-01-30 1983-08-11 Röhm GmbH, 6100 Darmstadt Phosphorhaltige polyarylenaether
JPS58144330A (ja) * 1982-02-24 1983-08-27 Toray Ind Inc ポリハロゲン化芳香族化合物の異性化方法
NL8204728A (nl) * 1982-12-07 1984-07-02 Philips Nv Televisieschakeling voor raster- en lijnfrekwentieverdubbeling en beelddeelvergroting.
DE3334674A1 (de) * 1983-09-24 1985-04-11 Hoechst Ag, 6230 Frankfurt Verfahren zur isomerisierung von dichlortoluolen
DE3342433A1 (de) * 1983-11-24 1985-06-05 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung von aromatischen polyaethern
DE3428833A1 (de) * 1984-08-04 1986-02-13 Henkel KGaA, 4000 Düsseldorf Geschirreinigungsmittel

Also Published As

Publication number Publication date
HU204746B (en) 1992-02-28
EP0164045A2 (de) 1985-12-11
EP0164045B1 (de) 1989-04-05
HUT39699A (en) 1986-10-29
DE3569235D1 (en) 1989-05-11
US4935561A (en) 1990-06-19
CA1243046A (en) 1988-10-11
EP0164045A3 (en) 1986-04-16

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