Patents by Inventor Robert J. Bernier

Robert J. Bernier 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).

  • Steam purging of granular EPDM resins
    Patent number: 5191062
    Abstract: A process for substantially removing and recovering unreacted diene monomer from ethylene propylene diene monomer resin produced in a fluidized bed reactor by purging the resin with steam in a purging zone, the resin being introduced in the purging zone at a temperature above the temperature of the steam in the purging zone.
    Type: Grant
    Filed: September 27, 1991
    Date of Patent: March 2, 1993
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Robert J. Bernier, Duan-Fan Wang
  • Fluidized bed product discharge process
    Patent number: 4958006
    Abstract: Method and apparatus for the post reaction treatment of resins produced by fluidized bed polymerization of alpha olefins wherein an extruder is coupled in communication with the reactor and all necessary devolatilization of monomer, deactivation of catalysts and addition of additives are performed in the extruder.
    Type: Grant
    Filed: June 28, 1988
    Date of Patent: September 18, 1990
    Assignee: Union Carbide Chemicals and Plastics Inc.
    Inventors: Robert J. Bernier, Jorge O. Buhler-Vidal, Urho S. Haapala, Benjamin R. Rozenblat
  • Process for reducing the odor of ethylidene norbornene present in EPDM resin
    Patent number: 4910295
    Abstract: A process for reducing the odor of ethylidene norbornene present in EPDM resin which comprises introducing a crystalline siliceous molecular sieve into said EPDM resin in an amount sufficient to reduce the odor produced by ethylidene norbornene present in said EPDM resin.
    Type: Grant
    Filed: April 28, 1989
    Date of Patent: March 20, 1990
    Assignee: Union Carbide Chemicals and Plastics Company Inc.
    Inventors: Robert J. Bernier, George E. Keller, II