Patents by Inventor Edda Schirmer

Edda Schirmer 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).

  • Method for providing fibers or non-woven fabric with an anti-microbial finish
    Patent number: 6936345
    Abstract: A process for antibacterially finishing a polymeric substrate involving: (a) providing a polymeric substrate made from a compound selected from the group consisting of a polyolefin, a polyester, and combinations thereof; (b) providing an antibacterial finish composition containing: (i) from about 0.1 to 10% by weight of at least one monoester of glycerol and a C6-14 fatty acid; and (ii) from about 0.01 to 10% by weight of chitosan, all weights being based on the weight of the composition; and (c) applying the composition onto the polymeric substrate.
    Type: Grant
    Filed: January 30, 2002
    Date of Patent: August 30, 2005
    Assignee: Cognis Deutschland GmbH & Co. KG
    Inventors: Christine Wild, Raymond Mathis, Edda Schirmer, Rolf Stein
  • Method for providing fibres or non-woven fabric with an anti-microbial finish
    Publication number: 20040072489
    Abstract: A process for antibacterially finishing a polymeric substrate involving: (a) providing a polymeric substrate made from a compound selected from the group consisting of a polyolefin, a polyester, and combinations thereof; (b) providing an antibacterial finish composition containing: (i) from about 0.1 to 10% by weight of at least one monoester of glycerol and a C6-14 fatty acid; and (ii) from about 0.01 to 10% by weight of chitosan, all weights being based on the weight of the composition; and (c) applying the composition onto the polymeric substrate.
    Type: Application
    Filed: August 8, 2003
    Publication date: April 15, 2004
    Inventors: Christine Wild, Raymond Mathis, Edda Schirmer, Rolf Stein