Patents by Inventor Marie-Cecile Duchamp

Marie-Cecile Duchamp 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: 6521699
    Abstract: The invention concerns a silicon dispersion hardenable by cross-linking and useable particularly as putty, paint or film coating. The dispersion according to the instant invention contains hydroxylated condensable constituents and is free from hydrolyzable substituents capable of being transformed into volatile organic compounds, is free from volatile organic compounds and polyvinil alcohol, and contains an &agr;,&ohgr;-diOH polyorganosiloxane (A), an adherence promoter (B) with NH2 functions and OH functions, and, optionally, a catalyst (C), a surfactant (D), a cross-linking agent (E), fillers (F), a dispersing agent (G), a plasticizer (H), an antifungal agent (I), an antifoaming agent (J), a stabilizer (K) or a base (L). The invention is useful for putty or film coatings prepared with this dispersion.
    Type: Grant
    Filed: April 27, 2001
    Date of Patent: February 18, 2003
    Inventors: Michel Feder, Philippe Jost, Michel Letoffe, Marie-Cécile Duchamp
  • Publication number: 20010031818
    Abstract: The invention concerns a silicon dispersion hardenable by cross-linking and useable particularly as putty, paint or film coating. The dispersion according to the instant invention contains hydroxylated condensable constituents and is free from hydrolyzable substituents capable of being transformed into volatile organic compounds, is free from volatile organic compounds and polyvinil alcohol, and contains an &agr;,&ohgr;-diOH polyorganosiloxane (A), an adherence promoter (B) with NH2 functions and OH functions, and, optionally, a catalyst (C), a surfactant (D), a cross-linking agent (E), fillers (F), a dispersing agent (G), a plasticizer (H), an antifungal agent (I), an antifoaming agent (J), a stabilizer (K) or a base (L). The invention is useful for putty or film coatings prepared with this dispersion.
    Type: Application
    Filed: April 27, 2001
    Publication date: October 18, 2001
    Inventors: Michel Feder, Philippe Jost, Michel Letoffe, Marie-Cecile Duchamp