GB1225922A - - Google Patents

Info

Publication number
GB1225922A
GB1225922A GB1225922DA GB1225922A GB 1225922 A GB1225922 A GB 1225922A GB 1225922D A GB1225922D A GB 1225922DA GB 1225922 A GB1225922 A GB 1225922A
Authority
GB
United Kingdom
Prior art keywords
dienes
aug
cyclotrimerizing
cyclotrimerized
pentadiene
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
Other languages
English (en)
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 GB1225922A publication Critical patent/GB1225922A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
    • C07C2/02—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons
    • C07C2/42—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons homo- or co-oligomerisation with ring formation, not being a Diels-Alder conversion
    • C07C2/44—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons homo- or co-oligomerisation with ring formation, not being a Diels-Alder conversion of conjugated dienes only
    • C07C2/46—Catalytic processes
    • C07C2/465—Catalytic processes with hydrides or organic compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2531/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • C07C2531/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2531/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • C07C2531/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • C07C2531/12—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides
    • C07C2531/14—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides of aluminium or boron
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00—Systems containing only non-condensed rings
    • C07C2601/18—Systems containing only non-condensed rings with a ring being at least seven-membered
    • C07C2601/20—Systems containing only non-condensed rings with a ring being at least seven-membered the ring being twelve-membered

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
GB1225922D 1968-08-23 1969-08-18 Expired GB1225922A (cg-RX-API-DMAC10.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5981768 1968-08-23

Publications (1)

Publication Number Publication Date
GB1225922A true GB1225922A (cg-RX-API-DMAC10.html) 1971-03-24

Family

ID=13124142

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1225922D Expired GB1225922A (cg-RX-API-DMAC10.html) 1968-08-23 1969-08-18

Country Status (3)

Country Link
US (1) US3642924A (cg-RX-API-DMAC10.html)
DE (1) DE1942729A1 (cg-RX-API-DMAC10.html)
GB (1) GB1225922A (cg-RX-API-DMAC10.html)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3912516A (en) * 1973-07-27 1975-10-14 Upjohn Co Photopolyer composition containing a polyurethane binding agent
US3951657A (en) * 1973-07-27 1976-04-20 The Upjohn Company Process for making a relief printing plate
US3899467A (en) * 1974-05-14 1975-08-12 Upjohn Co Polyurethanes from 3,3-{40 dimethyl-diphenyl-4,4{40 -diisocyanate polyester diols and bis(hydroxyethyl ether) of hydroquinone
JPS6059216B2 (ja) * 1977-08-03 1985-12-24 三菱油化株式会社 イソプレン環状三量体の製造法
DE9102796U1 (de) * 1991-03-08 1992-01-16 Dyckerhoff & Widmann AG, 8000 München Vorrichtung zum Messen von Außen- und/oder Innenabmessungen von Hohlkörpern
ATE242190T1 (de) 1999-07-13 2003-06-15 Degussa Verfahren zur herstellung von cyclododecatrienen mit rückführung des katalysators
DE10004758A1 (de) 2000-02-03 2001-08-09 Degussa Verfahren zur Isolierung von Hochsiedern bei der Cyclooligomerisierung von 1,3-Butadien

Also Published As

Publication number Publication date
US3642924A (en) 1972-02-15
DE1942729A1 (de) 1970-02-26

Similar Documents

Publication Publication Date Title
IT1058029B (it) Procedimento per il recupero di butadiene 1.3 da una miscela di idrocarburi c.4
AU504022B2 (en) Removal of vinyl chloride from latexes containing p. v. c
CA960604A (en) Separation of 2-chloro-1,3-butadiene from chlorinated hydrocarbon mixtures
GB1358583A (en) Gas discharge display panels
GB1159054A (en) Process for the preparation of Olefins
YU49472A (en) Process for the extractive distillation of conjugated dienes
CA975485A (en) Process for the vulcanisation of natural and/or synthetic rubbers made from halogen-free dienes
GB1430835A (en) Oxindole derivativrs
AU448626B2 (en) Method of inhibiting the thermopolymerization of isoprene and butadiene
CA1010070A (en) Chlorination of butadiene
GB1357305A (en) Process for the isolation of alkali nitrilotriacetates
GB1156976A (en) A-Nor Steroids
GB1206817A (en) Novel 4,5-seco-steroids and processes for their preparation
GB1355454A (en) 4,5-seco-gona-9,11-dienes and processes for their preparation
AU456993B2 (en) Process for the dehydrogenation of hydrocarbons
GB991259A (en) Catalyst for the polymerisation of conjugated dienes to high cis 1.4 structure
GB1336896A (en) Desa-9beta-steroids
GB1343468A (en) Process for the production of unsaturated compounds
GB1193099A (en) Estratrienes, Processes for their Preparation, and Compositions Incorporating them
CA855780A (en) Production of homopolymers of butadiene
CA989405A (en) Treatment of 1,2 diaminocyclohexane
GB1047364A (cg-RX-API-DMAC10.html)
AU5534269A (en) Separation of butadiene from pyrolysis gases
CA628330A (en) Purification of butadiene, pentadiene, isoprene, chloroprene, piperylene, methylpentadiene and 2,3-dimethyl-1,3-butadiene
ES424564A1 (es) Procedimiento para la obtencion de derivados de 1,2-difeni-letano.

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees