Patents Assigned to Chemische Werke Huls Aktiengesellchaft
  • Process for the production of pure cyclopentene
    Patent number: 3968180
    Abstract: A process for the production of cyclopentene free of C.sub.5 -diene impurities, which comprises metathetically reacting cis,cis-cyclodecadiene-(1,6) with a catalytic amount of a metathesis catalyst comprising a support material and an oxide of an element of Group VI A or VII A of the Periodic Table, at a reaction temperature of from 0.degree.C up to the temperature at which said catalyst decomposes, for a period of time sufficient to form said cyclopentene.
    Type: Grant
    Filed: October 22, 1974
    Date of Patent: July 6, 1976
    Assignee: Chemische Werke Huls Aktiengesellchaft
    Inventors: Friedrich-Wilhelm Kupper, Roland Streck