Patents by Inventor Hansjörg Gruützmacher

Hansjörg Gruützmacher 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).

  • Polymer-bound bisacylphosphine oxides
    Patent number: 8883872
    Abstract: The invention pertains to an oligomer or polymer substituted by one or more bisacylphosphine oxide moieties, characterized in that said bisacylphosphine oxide moiety is linked via the phosphorous atom, optionally via a spacer group, to the oligomer or polymer backbone; as well as to specifically functionalized bisacylphosphine oxides, suitable to prepare said polymers or oligomers.
    Type: Grant
    Filed: June 29, 2010
    Date of Patent: November 11, 2014
    Assignee: BASF SE
    Inventors: Hansjörg Gruützmacher, Timo Ott, Kurt Dietliker