Patents by Inventor Michael Beuth

Michael Beuth 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).

  • Patent number: 6313356
    Abstract: A process for the preparation of cyclooctanol from cyclooctene comprising: a. reaction of cyclooctene with formic acid in the absence of an added catalyst to produce a two-phase reaction mixture containing cyclooctyl formate and residual formic acid, b. separation of the two phases into a lower phase rich in formic acid (phase A) and an upper phase low in formic acid (phase B), c. extraction of cyclooctyl formate from phase A to obtain an extract, d. combination of phase B and the extract from phase A, e. distillative work-up of the combination of phase B and the extract from phase A in an apparatus fitted with a short distillation path to obtain crude cyclooctyl formate, and f. catalytic transesterification of the cyclooctyl formate of said crude cyclooctyl formate with an alcohol to produce cyclooctanol.
    Type: Grant
    Filed: September 18, 2000
    Date of Patent: November 6, 2001
    Assignee: Degussa Huels AG
    Inventors: Guenther Kohler, Manfred Kaufhold, Renate Paulczynski, Michael Beuth