Patents Represented by Attorney James L. De Casare

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  • Silicone oil emulsion, composition and method of manufacture
    Patent number: 6057386
    Abstract: A silicone emulsion contains cross-linked silicone particles in silicone oil drops dispersed in water. A method for the preparation of the emulsion, and a method for the preparation of a silicone composition with cross-linked silicone particles uniformly dispersed in a silicone oil, is also provided.
    Type: Grant
    Filed: March 8, 1999
    Date of Patent: May 2, 2000
    Assignee: Dow Corning Toray Silicone Co. Ltd.
    Inventors: Yoshitsugu Morita, Kazuo Kobayashi, Ryuji Tachibana
  • Method of rendering substrates water repellent using hyperbranched polymers containing silicon atoms
    Patent number: 5997954
    Abstract: Substrates are rendered water repellent by applying to the substrate a hyperbranched polymer containing a silicon atom made by polymerizing a derivatized aminofunctional organosilicon monomer which is the reaction product of an amine functional silane monomer precursor or an amine functional polysiloxane monomer precursor and a derivative of carbonic acid or a cyclic lactone.
    Type: Grant
    Filed: July 15, 1998
    Date of Patent: December 7, 1999
    Assignee: Dow Corning Corporation
    Inventors: Gary Thomas Decker, Daniel Graiver, Arthur James Tselepis, Dwight Edward Williams