Patents by Inventor Ulrich Itter

Ulrich Itter 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).

  • EVOH and EVM in single- or multilayer products
    Patent number: 6727002
    Abstract: The present invention relates to a single- or multilayer product containing &agr;-olefin-vinyl alcohol copolymers and at least one &agr;-olefin-vinyl acetate copolymer, wherein the amount of vinyl acetate repeat units present in the &agr;-olefin vinyl acetate copolymer is in the range from 35 to 99.99% by weight, and these repeat units have good flexibility which permits processing films or other thin-walled items which are transparent after stretching or thermoforming, and to a process for producing the same, and to their use as packaging films.
    Type: Grant
    Filed: August 5, 2002
    Date of Patent: April 27, 2004
    Assignee: Bayer Aktiengesellschaft
    Inventors: Martin Hoch, Ulrich Itter, Roland Parg, Claus Wrana, Helmut Schulte, Peter Schwarz, Ralph Ulrich
  • EVOH and EVM in single- or multilayer products
    Publication number: 20030134982
    Abstract: The present invention relates to a single- or multilayer product containing &agr;-olefin-vinyl alcohol copolymers and at least one &agr;-olefin-vinyl acetate copolymer, wherein the amount of vinyl acetate repeat units present in the &agr;-olefin vinyl acetate copolymer is in the range from 35 to 99.99% by weight, and these repeat units have good flexibility which permits processing films or other thin-walled items which are transparent after stretching or thermoforming, and to a process for producing the same, and to their use as packaging films.
    Type: Application
    Filed: August 5, 2002
    Publication date: July 17, 2003
    Inventors: Martin Hoch, Ulrich Itter, Roland Parg, Claus Wrana, Helmut Schulte, Peter Schwarz, Ralph Ulrich