BE844030A - NEW CATALYSTS FOR THE DEALKYLATION OF ALKYLAROMATIC HYDROCARBONS IN THE PRESENCE OF WATER VAPOR - Google Patents

NEW CATALYSTS FOR THE DEALKYLATION OF ALKYLAROMATIC HYDROCARBONS IN THE PRESENCE OF WATER VAPOR

Info

Publication number
BE844030A
BE844030A BE168826A BE168826A BE844030A BE 844030 A BE844030 A BE 844030A BE 168826 A BE168826 A BE 168826A BE 168826 A BE168826 A BE 168826A BE 844030 A BE844030 A BE 844030A
Authority
BE
Belgium
Prior art keywords
dealkylation
water vapor
new catalysts
alkylaromatic hydrocarbons
alkylaromatic
Prior art date
Application number
BE168826A
Other languages
French (fr)
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 filed Critical
Publication of BE844030A publication Critical patent/BE844030A/en

Links

Classifications

    • 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
    • B01J23/62—Platinum group metals with gallium, indium, thallium, germanium, tin or lead
    • B01J23/622—Platinum group metals with gallium, indium, thallium, germanium, tin or lead with germanium, tin or lead
    • 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
    • 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
    • C07C2523/14—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of germanium, tin or lead
    • 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
    • C07C2523/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals combined with metals, oxides or hydroxides provided for in groups C07C2523/02 - C07C2523/36
    • C07C2523/56—Platinum group metals
    • C07C2523/62—Platinum group metals with gallium, indium, thallium, germanium, tin or lead

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Materials Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
BE168826A 1975-07-15 1976-07-12 NEW CATALYSTS FOR THE DEALKYLATION OF ALKYLAROMATIC HYDROCARBONS IN THE PRESENCE OF WATER VAPOR BE844030A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7522138A FR2317962A1 (en) 1975-07-15 1975-07-15 Catalysts for steam dealkylation of alkyl aromatics - contg. rhodium and group VIB metal on non-cracking support

Publications (1)

Publication Number Publication Date
BE844030A true BE844030A (en) 1977-01-12

Family

ID=9157930

Family Applications (1)

Application Number Title Priority Date Filing Date
BE168826A BE844030A (en) 1975-07-15 1976-07-12 NEW CATALYSTS FOR THE DEALKYLATION OF ALKYLAROMATIC HYDROCARBONS IN THE PRESENCE OF WATER VAPOR

Country Status (5)

Country Link
JP (1) JPS5211188A (en)
BE (1) BE844030A (en)
DE (1) DE2629647A1 (en)
FR (1) FR2317962A1 (en)
NL (1) NL7607837A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1050777C (en) * 1994-11-15 2000-03-29 中国石油化工总公司 Containing rare-earth Cx-Cx aromatic dealkyl catalyst and preparing method thereof

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50151440A (en) * 1974-05-24 1975-12-05
FR2414034A1 (en) * 1978-01-06 1979-08-03 Inst Francais Du Petrole DEALKYLATION PROCESS, BY WATER VAPOR, OF AROMATIC HYDROCARBONS
FR2434131A1 (en) * 1978-02-24 1980-03-21 Inst Francais Du Petrole PROCESS FOR WATER VAPOR DESALKYLATION OF AROMATIC HYDROCARBONS
SU877836A1 (en) * 1978-11-23 1984-01-30 Предприятие П/Я Р-6913 Catalyst for dealkylating alkyl benzoates with steam
FR2543946B1 (en) * 1983-04-07 1985-07-19 Inst Francais Du Petrole METHANOL PRODUCTION BY HYDROGENOLYSIS OF METHYL FORMIATE IN THE PRESENCE OF A SUPPORTED METAL CATALYST

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1050777C (en) * 1994-11-15 2000-03-29 中国石油化工总公司 Containing rare-earth Cx-Cx aromatic dealkyl catalyst and preparing method thereof

Also Published As

Publication number Publication date
JPS5211188A (en) 1977-01-27
NL7607837A (en) 1977-01-18
DE2629647A1 (en) 1977-02-03
FR2317962A1 (en) 1977-02-11

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