Patents by Inventor Sunil Sarkar

Sunil Sarkar 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).

  • Method of improving carbon black dispersion in rubber compositions
    Publication number: 20070135533
    Abstract: A method for forming a vulcanizable composition of matter, the method comprising providing a polymer cement or latex comprising at least one rubber, adding at least one processing aid to the cement or latex to form a modified rubber cement or latex, isolating the rubber and at least one processing aid to form a premix, and mixing the premix with carbon black.
    Type: Application
    Filed: February 1, 2007
    Publication date: June 14, 2007
    Inventors: Georg Bohm, Anthony Ramic, James Ulmer, William Hergenrother, Christine Rademacher, David Lawson, Sunil Sarkar