DE2903420A1 - Verfahren zur entalkylierung von alkylaromatischen kohlenwasserstoffen mit wasserdampf - Google Patents

Verfahren zur entalkylierung von alkylaromatischen kohlenwasserstoffen mit wasserdampf

Info

Publication number
DE2903420A1
DE2903420A1 DE19792903420 DE2903420A DE2903420A1 DE 2903420 A1 DE2903420 A1 DE 2903420A1 DE 19792903420 DE19792903420 DE 19792903420 DE 2903420 A DE2903420 A DE 2903420A DE 2903420 A1 DE2903420 A1 DE 2903420A1
Authority
DE
Germany
Prior art keywords
catalyst
rhodium
metal
group
potassium
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.)
Ceased
Application number
DE19792903420
Other languages
German (de)
English (en)
Inventor
Philippe Courty
Gdal Nosonovitsch Maslyansky
Georgy Lazarevits Rabinovitsch
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.)
IFP Energies nouvelles
Original Assignee
IFP Energies nouvelles
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 IFP Energies nouvelles filed Critical IFP Energies nouvelles
Publication of DE2903420A1 publication Critical patent/DE2903420A1/de
Ceased legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C4/00—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms
    • C07C4/08—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms by splitting-off an aliphatic or cycloaliphatic part from the molecule
    • C07C4/12—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms by splitting-off an aliphatic or cycloaliphatic part from the molecule from hydrocarbons containing a six-membered aromatic ring, e.g. propyltoluene to vinyltoluene
    • C07C4/14—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms by splitting-off an aliphatic or cycloaliphatic part from the molecule from hydrocarbons containing a six-membered aromatic ring, e.g. propyltoluene to vinyltoluene splitting taking place at an aromatic-aliphatic bond
    • C07C4/20—Hydrogen being formed in situ, e.g. from steam
    • 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
    • B01J23/66—Silver or gold
    • 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
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
    • B01J23/8933—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals also combined with metals, or metal oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/8946—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals also combined with metals, or metal oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with alkali or alkaline earth metals
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2521/00—Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
    • C07C2521/02—Boron or aluminium; Oxides or hydroxides thereof
    • C07C2521/04—Alumina
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/02—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the alkali- or alkaline earth metals or beryllium
    • C07C2523/04—Alkali metals
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals
    • C07C2523/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals of the platinum group metals
    • C07C2523/42—Platinum
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals
    • C07C2523/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals of the platinum group metals
    • C07C2523/44—Palladium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals
    • C07C2523/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals of the platinum group metals
    • C07C2523/46—Ruthenium, rhodium, osmium or iridium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals
    • C07C2523/48—Silver or gold
    • C07C2523/50—Silver
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals
    • C07C2523/48—Silver or gold
    • C07C2523/52—Gold
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the iron group metals or copper
    • C07C2523/72—Copper
    • 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
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
DE19792903420 1978-02-03 1979-01-30 Verfahren zur entalkylierung von alkylaromatischen kohlenwasserstoffen mit wasserdampf Ceased DE2903420A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7803307A FR2416210A1 (fr) 1978-02-03 1978-02-03 Procede de desalkylation a la vapeur d'eau d'hydrocarbures alkylaromatiques

Publications (1)

Publication Number Publication Date
DE2903420A1 true DE2903420A1 (de) 1979-08-09

Family

ID=9204266

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792903420 Ceased DE2903420A1 (de) 1978-02-03 1979-01-30 Verfahren zur entalkylierung von alkylaromatischen kohlenwasserstoffen mit wasserdampf

Country Status (8)

Country Link
JP (1) JPS54115325A (cg-RX-API-DMAC7.html)
BE (1) BE873818A (cg-RX-API-DMAC7.html)
DE (1) DE2903420A1 (cg-RX-API-DMAC7.html)
FR (1) FR2416210A1 (cg-RX-API-DMAC7.html)
GB (1) GB2016510B (cg-RX-API-DMAC7.html)
IT (1) IT1109900B (cg-RX-API-DMAC7.html)
NL (1) NL7900829A (cg-RX-API-DMAC7.html)
SU (1) SU950426A1 (cg-RX-API-DMAC7.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007051852A3 (de) * 2005-11-06 2007-07-05 Basf Ag Verfahren zur dealklierung von alkyl-substituierten aromatischen kohlenwasserstoffen mit wasserdampf

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2469204A1 (fr) * 1979-11-12 1981-05-22 Inst Francais Du Petrole Nouveaux catalyseurs de dealkylation, a la vapeur d'eau, d'hydrocarbures aromatiques
IT1254909B (it) * 1992-04-23 1995-10-11 Procedimento per la preparazione di un catalizzatore metallico supportato per l'idrogenazione selettiva di idrocarburi, catalizzatoreottenuto mediante tale procedimento e procedimento di idrogenazione selettiva di idrocarburi che utilizza tale catalizzatore.
US5475173A (en) * 1994-07-19 1995-12-12 Phillips Petroleum Company Hydrogenation process and catalyst therefor
GB2408956A (en) * 2003-12-11 2005-06-15 Johnson Matthey Plc Reforming catalyst

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2139043A1 (de) * 1970-08-06 1972-02-10 Imperial Chemical Industries Ltd , London Kontinuierliches Verfahren zur Be handlung eines Kohlenwasserstoffstromes aus einem Gemisch alkylaromatischer Kohlen Wasserstoffe
DE2159016A1 (cg-RX-API-DMAC7.html) * 1970-11-30 1972-05-31
DE2458587A1 (de) * 1973-12-13 1975-06-19 Inst Francais Du Petrol Verfahren zur hydro-entalkylierung von alkylaromatischen kohlenwasserstoffen
DE2508291A1 (de) * 1974-03-01 1975-09-04 Inst Francais Du Petrol Verfahren zur hydro-entalkylierung von alkylaromatischen kohlenwasserstoffen

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2139043A1 (de) * 1970-08-06 1972-02-10 Imperial Chemical Industries Ltd , London Kontinuierliches Verfahren zur Be handlung eines Kohlenwasserstoffstromes aus einem Gemisch alkylaromatischer Kohlen Wasserstoffe
DE2159016A1 (cg-RX-API-DMAC7.html) * 1970-11-30 1972-05-31
DE2458587A1 (de) * 1973-12-13 1975-06-19 Inst Francais Du Petrol Verfahren zur hydro-entalkylierung von alkylaromatischen kohlenwasserstoffen
DE2508291A1 (de) * 1974-03-01 1975-09-04 Inst Francais Du Petrol Verfahren zur hydro-entalkylierung von alkylaromatischen kohlenwasserstoffen
US3992468A (en) * 1974-03-01 1976-11-16 Institut Francais Du Petrole, Des Carburants Et Lubrifiants Et Entreprise De Recherches Et D'activities Petrolieres Elf Process for the catalytic hydrodealkylation of alkylaromatic hydrocarbons

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007051852A3 (de) * 2005-11-06 2007-07-05 Basf Ag Verfahren zur dealklierung von alkyl-substituierten aromatischen kohlenwasserstoffen mit wasserdampf

Also Published As

Publication number Publication date
IT7919840A0 (it) 1979-02-02
GB2016510B (en) 1982-06-09
JPS54115325A (en) 1979-09-07
FR2416210A1 (fr) 1979-08-31
BE873818A (fr) 1979-07-31
FR2416210B1 (cg-RX-API-DMAC7.html) 1981-01-09
GB2016510A (en) 1979-09-26
JPS6147811B2 (cg-RX-API-DMAC7.html) 1986-10-21
NL7900829A (nl) 1979-08-07
SU950426A1 (ru) 1982-08-15
IT1109900B (it) 1985-12-23

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Legal Events

Date Code Title Description
8141 Disposal/no request for examination
8110 Request for examination paragraph 44
8131 Rejection