Patents by Inventor Kevin Jude O'Callaghan

Kevin Jude O'Callaghan 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).

  • Storage-stable acrylate-functional alkyd resin compositions
    Patent number: 7256226
    Abstract: Storage-stable acrylate-functional alkyd resin compositions are disclosed that include an acrylate-functional alkyd resin and a monofunctional mercaptan such as a chain transfer agent. The compositions disclosed exhibit excellent stability on storage, and have utility as binders for coating compositions useful as low VOC, quick dry paints.
    Type: Grant
    Filed: March 15, 2004
    Date of Patent: August 14, 2007
    Assignee: Hexion Specialty Chemicals, Inc.
    Inventors: Thauming Kuo, Kimberley Carmenia Carico, Rebecca Reid Stockl, Don Leon Morris, Kevin Jude O'Callaghan
  • Stable aqueous polymer dispersions and a process for their preparation
    Patent number: 6277953
    Abstract: The present invention relates to stable aqueous polymer dispersions and a process for their preparation. The aqueous dispersions of the invention have less than about 2 weight percent organic solvent, at least about 30 weight percent solids, a mean particle size of not more than about 300 nm, and a viscosity of less than about 20.0 poise at about ambient temperature.
    Type: Grant
    Filed: September 25, 1998
    Date of Patent: August 21, 2001
    Assignee: McWhorter Technologies, Inc.
    Inventors: Joseph Leo Nothnagel, Michael Davis Coad, Kevin Jude O'Callaghan, Carlos Alfredo Kienzie Sterzer
  • Aqueous based dispersions for polyolefinic substrates
    Patent number: 6225402
    Abstract: The present invention is directed to stable aqueous dispersions of an acrylic modified chlorinated polyolefin and a process for their preparation. The aqueous dispersions of acrylic modified chlorinated polyolefin are effective for use as coatings on treated and untreated polyolefinic substrates.
    Type: Grant
    Filed: March 15, 1999
    Date of Patent: May 1, 2001
    Assignee: McWhorter Technologies, Inc.
    Inventors: Kevin Jude O'Callaghan, Wayne Taylor Riddick, Michael Davis Coad, Martin Joseph Will, II