Patents by Inventor Bernard L. Shaw

Bernard L. Shaw 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).

  • Treatment of rhodium catalysts
    Patent number: 4929767
    Abstract: A process for treating an organic solution of a partially deactivated solubilized rhodium-tertiary organophosphine complex hydroformylation catalyst with an organic reagent in order to improve the extractability of rhodium therefrom into an aqueous solution containing an ionic organophosphine ligand.
    Type: Grant
    Filed: October 6, 1988
    Date of Patent: May 29, 1990
    Assignee: Union Carbide Chemicals and Plastics Company Inc.
    Inventors: David J. Miller, David R. Bryant, Ernst Billig, Bernard L. Shaw
  • Reactivation of hydroformylation catalysts
    Patent number: 4861918
    Abstract: A process for improving the catalytic activity of a partially deactivated solubilized rhodium - tertiary organophosphine complex hydroformylation catalyst.
    Type: Grant
    Filed: August 12, 1988
    Date of Patent: August 29, 1989
    Assignee: Union Carbide Corporation
    Inventors: David J. Miller, David R. Bryant, Ernst Billig, Bernard L. Shaw