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
GB35593/58A
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.)
Filmfabrik Wolfen VEB
Original Assignee
Filmfabrik Wolfen VEB
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.)
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Publication date
Application filed by Filmfabrik Wolfen VEBfiledCriticalFilmfabrik Wolfen VEB
Publication of GB889122ApublicationCriticalpatent/GB889122A/en
C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
C07C5/32—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen
C07C5/327—Formation of non-aromatic carbon-to-carbon double bonds only
C07C5/333—Catalytic processes
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
C07C5/32—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen
C07C5/327—Formation of non-aromatic carbon-to-carbon double bonds only
C07C5/333—Catalytic processes
C07C5/3332—Catalytic processes with metal oxides or metal sulfides
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Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
Chemical Kinetics & Catalysis
(AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
In dehydrogenating ethyl-compounds to the corresponding vinyl-compounds in the vapour phase, the reaction effluent is cooled by adding water vapour as such. The process reduces polymerisation of the product and is of particular value in preparing divinyl benzene from diethyl benzene.
GB35593/58A1957-11-051958-11-05Process for the manufacture of readily polymerisable vinyl-compounds
ExpiredGB889122A
(en)
Procedure for copolimerizing with olephin aromatic vinyl compounds with a single double link containing up to four carbon atoms (Machine-translation by Google Translate, not legally binding)