Patents by Inventor Birgit Laack

Birgit Laack 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).

  • Process for the application of aqueous multi-component coating agents
    Patent number: 6660325
    Abstract: A process for the application of aqueous multi-component coating compositions comprising at least two components and are prepared by premixing said components. The mixture is applied to a substrate using high-speed rotary atomization, wherein the high-speed rotary atomizer(s) is operated with a circumferential velocity of the spray edge(s) in the range of 10,000 to 25,000 m/min.
    Type: Grant
    Filed: December 27, 2001
    Date of Patent: December 9, 2003
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Dirk Holfter, Birgit Laack
  • Process for the application of aqueous multi-component coating agents
    Publication number: 20030124264
    Abstract: A process for the application of aqueous multi-component coating compositions comprising at least two components and are prepared by premixing said components, and optionally water. The mixture is applied to a substrate using high-speed rotary atomization, wherein the high-speed rotary atomizer(s) is operated with a circumferential velocity of the spray edge(s) in the range of 10,000 to 25,000 m/min.
    Type: Application
    Filed: December 27, 2001
    Publication date: July 3, 2003
    Inventors: Dirk Holfter, Birgit Laack