Patents by Inventor Benjamin Roman Rozenblat

Benjamin Roman Rozenblat 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).

  • Patent number: 6200509
    Abstract: There is provided a method which reduces fines while maintaining the bulk handling advantages of granular or particulate elastomers such as those produced in gas phase processes and which affords continuous bulk handling of synthetic rubbers or elastomers such as those produced in solution and/or suspension processes. The method comprises (1) feeding an crumb form elastomer or a granular elastomer which contains fines along with optionally one or more filler materials to a mixer/extruder where it is masticated and melted into a compound; (2) pumping the compound through an orifice of the mixer/extruder, and (3) cutting and forming the compound into shaped pellets ranging in size from about 0.5 to 30 mm.
    Type: Grant
    Filed: June 26, 1998
    Date of Patent: March 13, 2001
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Anthony Charles Neubauer, Leonard Sebastian Scarola, Benjamin Roman Rozenblat