Patents by Inventor De K. Loo

De K. Loo 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).

  • Curable and cured organosilicon compositions
    Patent number: 5523374
    Abstract: Curable compositions including epoxy-functional compounds and polyenes, as well as cyclic polysiloxanes, and/or tetrahedral siloxysilanes, and/or linear polysiloxanes; along with, or instead of these polyenes and silicon compositions, crosslinkable prepolymers prepared from such polyenes and silicon compounds may be included. A curing agent, and yet additionally, a curing accelerator, may also be included. These compositions can be thermally cured, in the presence of hydrosilation catalysts.
    Type: Grant
    Filed: October 26, 1993
    Date of Patent: June 4, 1996
    Assignee: Hercules Incorporated
    Inventors: John K. Bard, Richard L. Brady, Raymond T. Leibfried, De K. Loo