Patents Represented by Attorney, Agent or Law Firm Robert F. Thompson
  • Patent number: 6605236
    Abstract: A composition comprised of a composite comprised of an aromatic or heteroaromatic polymer comprised of monomer or monomers selected from the group consisting of pyrrole, indole, thiophene, thianaphthene, indene, azulene and ring pendant substitutent derivatives thereof as a discrete phase; and a block copolymer as a continuous phase selected from the group consisting of ionophoric and ionomeric copolymers, wherein the block copolymer has at least one apolar segment and at least one ion binding segment, wherein the ionomeric or ionophoric block copolymer is present in an amount from about 99 to about 50 percent by weight based on the combined weight of the block copolymer and the aromatic or heteroaromatic polymer, wherein the block copolymer provides micellar or vesicular domains for organization and polymerization of the monomer or monomers.
    Type: Grant
    Filed: January 3, 1994
    Date of Patent: August 12, 2003
    Assignee: Xerox Corporation
    Inventors: Thomas W. Smith, David J. Luca
  • Patent number: 6548571
    Abstract: A process for the preparation of an ink which comprises mixing an ink vehicle, a colorant and a latex generated by the polymerization of a mixture of olefinic monomers, wherein at least one of said olefinic monomers is an ionic sulfonate monomer and which polymerization is accomplished in the presence of an anionic surfactant, and a nonionic surfactant.
    Type: Grant
    Filed: August 30, 1999
    Date of Patent: April 15, 2003
    Assignee: Xerox Corporation
    Inventors: Chieh-Min Cheng, Min-Hong Fu