Patents by Inventor Bernardus J. van Rooden

Bernardus J. van Rooden 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).

  • Polymeric compositions useful as binders in coating colors and coating colors prepared therefrom
    Patent number: 4631312
    Abstract: The present invention relates to a polymeric binder composition comprised of two polymeric components wherein one of the two polymeric components is a lightly cross-linked copolymer comprising, in polymerized form, an .alpha.,.beta.-ethylenically unsaturated carboxylic acid, an ester of an .alpha.,.beta.-ethylenically unsaturated carboxylic acid and an unsaturated nitrile. In general, such cross-linking is achieved using a small amount of a cross-linking monomer such as allyl methacrylate.
    Type: Grant
    Filed: March 25, 1985
    Date of Patent: December 23, 1986
    Assignee: The Dow Chemical Company
    Inventors: Jose L. Trevino, Bernardus J. van Rooden