Patents by Inventor Pietro Ragone

Pietro Ragone 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).

  • Non-aqueous slurries used as thickeners and defoamers and method of using slurries in aqueous systems
    Publication number: 20060160921
    Abstract: A low VOC, HAPs free, substantially non-aqueous slurry for use as a rheology modifier in aqueous systems including but not limited to latex paints. The slurry comprises a particulate water-swelling polymer such as hydroxyethyl cellulose, mineral oil carrier liquid, a non-ionic surfactant, a particulate thickening agent, a defoamer, and optionally an amine component.
    Type: Application
    Filed: April 1, 2005
    Publication date: July 20, 2006
    Inventors: Pietro Ragone, Robert Martuch, Gerald Sweitzer, Joseph Walker