Patents by Inventor Kai Dudde

Kai Dudde 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).

  • Photocurable composition
    Patent number: 8716413
    Abstract: A method for the preparation of a photocurable resin by a reaction comprising the following steps i) reacting a mixture of a novolak type epoxy resin (A) and a dicyclopentadiene-phenol glycidylether resin (B) with ii) an advancement component (C) containing at least 2 phenolic hydroxyl groups per molecule; iii) reacting with an unsaturated monocarboxylic acid (D); and iv) esterification of the unsaturated group containing resin obtained from the steps of i) to iii) with a polycarboxylic acid anhydride or a carboxylic acid anhydride (E) is disclosed.
    Type: Grant
    Filed: June 12, 2009
    Date of Patent: May 6, 2014
    Assignee: Huntsman Advanced Materials Americas LLC
    Inventors: Kai Dudde, Sabine Pierau, Martin Roth
  • PHOTOCURABLE COMPOSITION
    Publication number: 20110200950
    Abstract: A method for the preparation of a photocurable resin by a reaction comprising the following steps i) reacting a mixture of a novolak type epoxy resin (A) and a dicyclopentadiene-phenol glycidylether resin (B) with ii) an advancement component (C) containing at least 2 phenolic hydroxyl groups per molecule; iii) reacting with an unsaturated monocarboxylic acid (D); and iv) esterification of the unsaturated group containing resin obtained from the steps of i) to iii) with a polycarboxylic acid anhydride or a carboxylic acid anhydride (E) is disclosed.
    Type: Application
    Filed: June 12, 2009
    Publication date: August 18, 2011
    Applicant: Huntsman International LLC
    Inventors: Kai Dudde, Sabine Pierau, Martin Roth