Patents by Inventor Gerrijt De Wit

Gerrijt De Wit 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).

  • Ketone polymer-epoxy blend compositions
    Patent number: 5929151
    Abstract: A polyketone composition having improved processability consisting of a polyketone, a thermosettable epoxy resin and a curing agent sufficient to cure the epoxy resin when exposed to processing temperatures such as injection molding to form a finished article. When the composition is exposed to processing temperatures to form a finished article, the article consists of a continuous polyketone phase having dispersed therein cured particles of epoxy resin.
    Type: Grant
    Filed: October 30, 1997
    Date of Patent: July 27, 1999
    Inventors: Gerrijt De Wit, Hendricus F. Zirkzee