GB2227250B - Preparation of conjugated diene - Google Patents

Preparation of conjugated diene

Info

Publication number
GB2227250B
GB2227250B GB9001184A GB9001184A GB2227250B GB 2227250 B GB2227250 B GB 2227250B GB 9001184 A GB9001184 A GB 9001184A GB 9001184 A GB9001184 A GB 9001184A GB 2227250 B GB2227250 B GB 2227250B
Authority
GB
United Kingdom
Prior art keywords
preparation
conjugated diene
diene
conjugated
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 - Lifetime
Application number
GB9001184A
Other versions
GB9001184D0 (en
GB2227250A (en
Inventor
Donald George Timms
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.)
Enichem Elastomers Ltd
Original Assignee
Enichem Elastomers 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
Application filed by Enichem Elastomers Ltd filed Critical Enichem Elastomers Ltd
Publication of GB9001184D0 publication Critical patent/GB9001184D0/en
Publication of GB2227250A publication Critical patent/GB2227250A/en
Application granted granted Critical
Publication of GB2227250B publication Critical patent/GB2227250B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
    • C07C1/20—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms
    • C07C1/24—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms by elimination of water
    • 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
    • C07C2523/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups C07C2523/02 - C07C2523/36
    • C07C2523/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups C07C2523/02 - C07C2523/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • C07C2523/85—Chromium, molybdenum or tungsten
    • C07C2523/86—Chromium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
GB9001184A 1989-01-19 1990-01-18 Preparation of conjugated diene Expired - Lifetime GB2227250B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898901185A GB8901185D0 (en) 1989-01-19 1989-01-19 Preparation of conjugated dienes

Publications (3)

Publication Number Publication Date
GB9001184D0 GB9001184D0 (en) 1990-03-21
GB2227250A GB2227250A (en) 1990-07-25
GB2227250B true GB2227250B (en) 1992-01-02

Family

ID=10650284

Family Applications (2)

Application Number Title Priority Date Filing Date
GB898901185A Pending GB8901185D0 (en) 1989-01-19 1989-01-19 Preparation of conjugated dienes
GB9001184A Expired - Lifetime GB2227250B (en) 1989-01-19 1990-01-18 Preparation of conjugated diene

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB898901185A Pending GB8901185D0 (en) 1989-01-19 1989-01-19 Preparation of conjugated dienes

Country Status (1)

Country Link
GB (2) GB8901185D0 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11976017B2 (en) 2019-12-19 2024-05-07 Dow Technology Investments Llc Processes for preparing isoprene and mono-olefins comprising at least six carbon atoms

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3651121A (en) * 1970-08-10 1972-03-21 Marathon Oil Co Oxydehydrogenation process for preparation of dienes

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3651121A (en) * 1970-08-10 1972-03-21 Marathon Oil Co Oxydehydrogenation process for preparation of dienes

Also Published As

Publication number Publication date
GB8901185D0 (en) 1989-03-15
GB9001184D0 (en) 1990-03-21
GB2227250A (en) 1990-07-25

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20100117