Patents by Inventor Charles A. Arnold

Charles A. Arnold 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).

  • Hydrogenation of styrene oxide to produce 2-phenylethanol
    Patent number: 4064186
    Abstract: Styrene oxide is hydrogenated in the presence of a hydrogenation catalyst to produce 2-phenylethanol. The proportion of unreacted styrene oxide in the reaction mixture is carefully controlled in order to avoid the production of undesired by-products.
    Type: Grant
    Filed: September 23, 1975
    Date of Patent: December 20, 1977
    Assignee: Union Carbide Corporation
    Inventors: Charles Arnold Gibson, Louis Foster Theiling, Jr.
  • Catalytic conversion of phenol to cyclohexanol and/or cyclohexanone
    Patent number: 3998884
    Abstract: Phenol is reacted with hydrogen in contact with a nickel catalyst, wherein the concentration of hydrogen is controlled, and/or wherein controlled amounts of water are included in the reaction mixture, to produce cyclohexanol, or preferably cyclohexanol plus cyclohexanone. Optionally, the product stream from this reaction is used as the feed stream for a dehydrogenation reaction to produce cyclohexanone.
    Type: Grant
    Filed: April 4, 1975
    Date of Patent: December 21, 1976
    Assignee: Union Carbide Corporation
    Inventor: Charles Arnold Gibson