Patents by Inventor James R. Gricar

James R. Gricar 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).

  • Process for the production of molded polyurethane products
    Patent number: 5750583
    Abstract: The present invention is directed to a process for the preparation of a molded product. The method requires the introduction of a polyurethane foam forming reaction mixture into a mold. The present invention is directed to the use of a specific semi-rigid foam formulation which avoid problems associated with void formation in instrument panels.
    Type: Grant
    Filed: May 28, 1997
    Date of Patent: May 12, 1998
    Assignee: Bayer Corporation
    Inventors: Peter Gansen, James R. Gricar
  • System for the production of toluene diisocyanate based flexible foams and the flexible foams produced therefrom
    Patent number: 5405886
    Abstract: The present invention is directed to an isocyanate reactive mixture and the flexible polyurethane foam produced therefrom. The reactive mixture contains specific filled polyols, water, a catalyst for the reaction between an isocyanate group and a hydroxyl group, and a specific N-hydroxyalkyl quaternary ammonium salt. The isocyanate used is toluene diisocyanate.
    Type: Grant
    Filed: May 5, 1994
    Date of Patent: April 11, 1995
    Assignee: Miles Inc.
    Inventors: Charles M. Milliren, James R. Gricar
  • System for the production of toluene diisocyanate based flexible foams and the flexible foams produced therefrom
    Patent number: 5252624
    Abstract: The present invention is directed to an isocyanate reactive mixture and the flexible polyurethane foam produced therefrom. The reactive mixture contains specific filled polyols, water, a catalyst for the reaction between an isocyanate group and a hydroxyl group, and a specific N-hydroxyalkyl quaternary ammonium salt. The isocyanate used is toluene diisocyanate.
    Type: Grant
    Filed: December 16, 1991
    Date of Patent: October 12, 1993
    Assignee: Miles Inc.
    Inventors: Charles M. Milliren, James R. Gricar