GB1420087A - Catalytic steam dealkylation and catalysts therefore - Google Patents

Catalytic steam dealkylation and catalysts therefore

Info

Publication number
GB1420087A
GB1420087A GB5996372A GB5996372A GB1420087A GB 1420087 A GB1420087 A GB 1420087A GB 5996372 A GB5996372 A GB 5996372A GB 5996372 A GB5996372 A GB 5996372A GB 1420087 A GB1420087 A GB 1420087A
Authority
GB
United Kingdom
Prior art keywords
catalysts
catalytic steam
steam dealkylation
dec
oxide
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.)
Expired
Application number
GB5996372A
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.)
Mitsubishi Petrochemical Co Ltd
Original Assignee
Mitsubishi Petrochemical Co Ltd
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 JP344672A external-priority patent/JPS5512413B2/ja
Priority claimed from JP9533972A external-priority patent/JPS5640690B2/ja
Application filed by Mitsubishi Petrochemical Co Ltd filed Critical Mitsubishi Petrochemical Co Ltd
Publication of GB1420087A publication Critical patent/GB1420087A/en
Expired legal-status Critical Current

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
    • B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • 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
    • B01J23/63—Platinum group metals with rare earths or actinides
    • 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
    • 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
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/10—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of rare earths
    • 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
    • C07C2523/12—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of actinides
    • 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
    • C07C2523/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • C07C2523/20—Vanadium, niobium or tantalum
    • C07C2523/22—Vanadium
    • 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
    • C07C2523/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • C07C2523/24—Chromium, molybdenum or tungsten
    • C07C2523/26—Chromium
    • 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
    • C07C2523/63—Platinum group metals with rare earths or actinides
    • 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
    • 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
    • C07C2523/74—Iron group metals
    • C07C2523/745—Iron
    • 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
    • C07C2523/74—Iron group metals
    • C07C2523/755—Nickel

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)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

1420087 Dealkylation catalysts MITSUBISHI PETROCHEMICAL CO LTD 29 Dec 1972 [29 Dec 1971 22 Sept 1972] 59963/72 Heading B1E [Also in Division C5] Catalysts comprise rhodium and an oxide of a Group IIIb metal. The catalyst may be supported and may also contain platinum and/ or an oxide of vanadium, chromium, iron, cobalt, nickel and/or copper.
GB5996372A 1971-12-29 1972-12-29 Catalytic steam dealkylation and catalysts therefore Expired GB1420087A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP344672A JPS5512413B2 (en) 1971-12-29 1971-12-29
JP9533972A JPS5640690B2 (en) 1972-09-22 1972-09-22

Publications (1)

Publication Number Publication Date
GB1420087A true GB1420087A (en) 1976-01-07

Family

ID=26337021

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5996372A Expired GB1420087A (en) 1971-12-29 1972-12-29 Catalytic steam dealkylation and catalysts therefore

Country Status (6)

Country Link
US (1) US3848014A (en)
DE (1) DE2262005C3 (en)
FR (1) FR2169875B1 (en)
GB (1) GB1420087A (en)
IT (1) IT974324B (en)
SU (1) SU571184A3 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007051852A2 (en) * 2005-11-06 2007-05-10 Basf Se Method for the dealkylation of alkyl-substituted aromatic hydrocarbons using water vapour
BE1017728A5 (en) * 2006-08-18 2009-05-05 Linde Ag METHOD AND DEVICE FOR STEAM DEALKYLATION IN A CATALYTIC CRACKING UNIT OF HYDROCARBONS

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4013734A (en) * 1973-12-14 1977-03-22 Exxon Research And Engineering Company Novel catalyst and its use for steam hydroconversion and dealkylation processes
FR2286187A1 (en) * 1974-09-25 1976-04-23 Catalyse Soc Prod Francais HYDROCONVERSION CATALYSTS FOR HYDROCARBONS
US4310715A (en) * 1975-11-03 1982-01-12 Texaco, Inc. Steam dealkylation process
FR2437391A1 (en) * 1978-07-07 1980-04-25 Elf Union CATALYTIC CONVERSION OF AROMATIC CUTS IN THE PRESENCE OF STEAM
GB2027358B (en) * 1978-07-12 1983-04-27 Nippon Catalytic Chem Ind Exhaust gas purification catalysts
SU877836A1 (en) * 1978-11-23 1984-01-30 Предприятие П/Я Р-6913 Catalyst for dealkylating alkyl benzoates with steam
US7683283B2 (en) * 2003-04-11 2010-03-23 Lockheed Martin Corporation Delivery point merge and packaging device and method of use
US7117657B2 (en) * 2003-04-11 2006-10-10 Lockheed Martin Corporation Delivery point packager takeaway system and method
US6931816B2 (en) * 2003-06-25 2005-08-23 Lockheed Martin Corporation Packaging mechanism and method of use
DE102006058532A1 (en) * 2006-08-18 2008-02-28 Linde Ag Process and apparatus for steam dealkylation in a plant for the catalytic reforming of hydrocarbons
DE102006058531A1 (en) * 2006-08-18 2008-02-21 Linde Ag Treating a fraction comprising hydrocarbons with six carbon atoms, comprises subjecting the fraction to steam dealkylation process to give two recyclable by-products i.e. benzene and hydrogen along with carbon monoxide and carbon dioxide

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2734929A (en) * 1956-02-14 Dealkylation of hydrocarbons
US3436433A (en) * 1967-04-21 1969-04-01 Universal Oil Prod Co Dealkylation of alkyl substituted aromatic hydrocarbons
US3436434A (en) * 1967-04-21 1969-04-01 Universal Oil Prod Co Dealkylation of alkyl aromatic hydrocarbons
FR1588876A (en) * 1968-09-03 1970-03-16

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007051852A2 (en) * 2005-11-06 2007-05-10 Basf Se Method for the dealkylation of alkyl-substituted aromatic hydrocarbons using water vapour
WO2007051852A3 (en) * 2005-11-06 2007-07-05 Basf Ag Method for the dealkylation of alkyl-substituted aromatic hydrocarbons using water vapour
BE1017728A5 (en) * 2006-08-18 2009-05-05 Linde Ag METHOD AND DEVICE FOR STEAM DEALKYLATION IN A CATALYTIC CRACKING UNIT OF HYDROCARBONS

Also Published As

Publication number Publication date
FR2169875A1 (en) 1973-09-14
DE2262005C3 (en) 1981-12-17
DE2262005B2 (en) 1981-02-19
SU571184A3 (en) 1977-08-30
US3848014A (en) 1974-11-12
FR2169875B1 (en) 1976-08-27
DE2262005A1 (en) 1973-07-12
IT974324B (en) 1974-06-20

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee