Patents by Inventor Alain Dehut

Alain Dehut 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).

  • Polymer matrices reinforced with calcium carbonate particulates
    Patent number: 4386169
    Abstract: Elastomeric/polymeric matrices, e.g., rigid polyvinyl chloride resins, are reinforced with impact strength enhancing amounts of calcium carbonate filler particulates, said particulates being surface area treated with both an organic sulfonic acid or salt thereof, and a fatty acid or salt thereof. The resultant compositions are well adapted for the fabrication of strong, useful shaped articles therefrom.
    Type: Grant
    Filed: April 21, 1981
    Date of Patent: May 31, 1983
    Assignee: Rhone-Poulenc Industries
    Inventors: Andre Artur, Alain Dehut, Pierre Canard