Patents by Inventor Yvonne Wihelmina Smak

Yvonne Wihelmina Smak 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).

  • AQUEOUS VINYL POLYMER COATING COMPOSITIONS
    Publication number: 20100273018
    Abstract: Aqueous coating composition comprising (1) at least one vinyl polymer having a Mw?15 k Da and a Tg?0° C. formed from (i) 0.1 to 20 wt % of vinyl monomer(s) containing acid functional groups and (ii) 0 to 0.49 wt % of vinyl monomer(s) containing a carbonyl functional group(s) and (2) 0.01 to 10 wt % of at least one polyhydrazine compound B where said composition provides a film coating of König hardness ?40 s.
    Type: Application
    Filed: July 6, 2010
    Publication date: October 28, 2010
    Inventors: Jurgen SCHEERDER, Yvonne Wihelmina Smak, Gerardus Comelis Overbeek