Patents Represented by Attorney Charles Richard

Find this attorney in the Justia Lawyer Directory

  • Certain silicone polyethers, methods for making them and uses
    Patent number: 6987157
    Abstract: There are disclosed silicone polyether compositions, methods for making them and their uses. The compositions are based on polyethers initiated by non-isomerizing alkenyl or alkynyl alcohols.
    Type: Grant
    Filed: January 7, 2002
    Date of Patent: January 17, 2006
    Assignee: Dow Corning Corporation
    Inventors: Katherine Sue Clement, Kenneth Michael Lee, Lenin James Petroff, Wanda Wells Rauscher, Richard Michael Wehmeyer, Robert Howard Whitmarsh
  • Aqueous treatment agent for wiping paper
    Patent number: 6528121
    Abstract: An aqueous treatment agent for wiping paper is capable of rendering tissue paper, toilet paper, and other types of wiping paper dry to the touch, highly smooth, nonsticky, and extremely soft while suppressing the slippery or wet feel thereof. The aqueous treatment agent comprises a water dispersion of a silicone rubber powder with an average particle diameter of 0.1 to 500 micrometers, a silicone oil, a surfactant, and water.
    Type: Grant
    Filed: April 6, 2001
    Date of Patent: March 4, 2003
    Assignee: Dow Corning Toray Silicone Co., Ltd.
    Inventors: Isao Ona, Masaru Ozaki, Kazuo Kobayashi, Yoshitsugu Morita