Patents by Inventor Anne Margarat Bacho

Anne Margarat Bacho 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).

  • Method for improving drying speed in printing process and fast dry printing ink used therein
    Patent number: 5849833
    Abstract: The present invention relates to fast drying waterborne printing inks and to method of using such inks in high speed printing processes, such rotogravure and flexographic printing processes. The printing ink includes, for example, a blend of a latex binder and a polyfunctional amine. The pH of the ink is raised by adding a sufficient amount of base, to a point where essentially all of the polyfunctional amine in the blend is in a deprotonated state.
    Type: Grant
    Filed: July 10, 1996
    Date of Patent: December 15, 1998
    Assignee: Rohm and Haas Company
    Inventors: Caren Ann Puschak, Anne Margarat Bacho, Gary Robert Larson, Matthew Stewart Gebhard, Alvin Charles Lavoie