Patents by Inventor Ulrich Ziener

Ulrich Ziener 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).

  • MICROENCAPSULATED PHOTOINITIATORS AND THE USE THEREOF FOR DENTAL MATERIALS.
    Publication number: 20120123012
    Abstract: The present invention relates to microcapsules composed of a shell of polymers and of a core comprising photoinitiators which exhibit acylphosphine oxides, their derivatives or amine coinitiators or mixtures of these compounds, and also to the preparation of these microcapsules and to their use for dental materials.
    Type: Application
    Filed: October 23, 2007
    Publication date: May 17, 2012
    Inventors: Volker Rheinberger, Ulrich Salz, Jörg Zimmermann, Katharina Landfester, Ulrich Ziener, Marissa Volz