Patents by Inventor Jana B. Cole

Jana B. Cole has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Olefin oligomerization catalyst and process employing and preparing same
    Patent number: 5780698
    Abstract: According to the present invention, a catalyst is provided which is represented by the formula ?RC(YR').sub.2 !.sub.2 CrX, wherein R and R' are individually selected from the group consisting of carbyl and carbylsilyl groups; Y is N, C or P; and X is a halogen, halogen alkyl, Si, alkylsilyl or a carbyl group. Also provided is a process for preparing the catalyst and an oligomerization process employing the catalyst. The process produces linear alpha-olefins with low amounts of polymer, vinylidine and isomerized olefins.
    Type: Grant
    Filed: March 31, 1997
    Date of Patent: July 14, 1998
    Assignee: Chevron Chemical Company
    Inventors: Eduardo J. Baralt, Michael J. Carney, Jana B. Cole