Patents by Inventor Claude Laforet

Claude Laforet 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).

  • Composition of diene rubber reinforced with a white filler, comprising a multi-functionalized polyorganosiloxane as coupling agent (white filler/elastomer)
    Patent number: 6313205
    Abstract: The invention concerns a rubber sulfur-vulcanizable composition designed for manufacturing tire treads, comprising at least a diene elastomer, a white filler as reinforcing filler and as coupling agent (white filler/elastomer) a multifunctionalized polyorganosiloxane comprising per molecule: a) at least a first siloxyl unit bearing, on the silicon atom, at least one linear or branched C1-C15 alkoxyl radical; and b) at least a second siloxyl unit bearing, on the silicon atom, at least one radical of general formula Z—SH, Z being a linear or branched divalent hydracarbon, comprising preferebly 2 to 30 carbons.
    Type: Grant
    Filed: January 10, 2000
    Date of Patent: November 6, 2001
    Assignee: Compagnie Generale des Etablissements Michelin-Michelin & Cie
    Inventors: Frédéric Chiron, Claude Laforet, Jean-Luc Mangeret