Patents by Inventor Dibakar Dbara

Dibakar Dbara 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).

  • POLYCARBONATE COMPOSITION COMPRISING NANOMATERIALS
    Publication number: 20080167414
    Abstract: A method of preparing a polycarbonate nanocomposite comprising forming a reactant mixture comprising a nanomaterial, a solvent, a dihydroxy compound and an activated carbonate; and polymerizing the dihydroxy compound and the activated carbonate in the presence of the solvent to form the polycarbonate nanocomposite is disclosed. Also disclosed are polycarbonate nanocomposites prepared in accordance with this method, and thermoplastic compositions comprising the polycarbonate nanocomposites. Also disclosed are polycarbonate compositions comprising the nanomaterial.
    Type: Application
    Filed: August 29, 2007
    Publication date: July 10, 2008
    Inventors: Amit Biswas, Dibakar Dbara, Raja Krishnamurthy, Edward Kung, Parnasree Maiti, Roopali Raj, Vaidyanath Ramakrishnan, Vitthal Abaso Sawant, Rajashekhar Shiddappa Totad, Sandeep Tyagi