Patents by Inventor Eva-Maria Keitzl

Eva-Maria Keitzl 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).

  • Surfactant solutions containing N-methyl-N-oleylglucamines and N-methyl-N-C-C-acylglucamines
    Patent number: 9504636
    Abstract: The invention relates to a surfactant solution containing: (a) 28 to 65 wt.-% of a mixture of (a1) 5 to 20 wt.-% of N-methyl-N-oleylglucamine, (a2) 50 to 93 wt.-% of N-methyl-N—C12-C14-acylglucamines, (a3) 0 to 30 wt.-% of other N-methyl-N-acylglucamines, components (a1), (a2) and (a3) adding up to 100 wt.-%, (b) 0 to 20 wt.-% of one or more alcohols, (c) 20 to 72 wt.-% of water, and (d) 0 to 5 wt.-% of additives, components (a), (b), (c) and (d) adding up to 100 wt.-%.
    Type: Grant
    Filed: May 29, 2013
    Date of Patent: November 29, 2016
    Assignee: Clariant International Ltd.
    Inventors: Peter Klug, Franz-Xaver Scherl, Carina Mildner, Eva-Maria Keitzl
  • Surfactant Solutions Containing N-Methyl-N-C8-C10-Acylglucamines And N-Methyl-N-C12-C14-Acylglucamines
    Publication number: 20150164756
    Abstract: The invention relates to a surfactant solution containing (a) 28 to 80 wt.-% of a mixture of (a1) 5 to 20 wt.-% of N-methyl-N—C8-C10-acylglucamines, (a2) 50 to 95 wt.-% of N-methyl-N—C12-C14-acylglucamines, components (a1) and (a2) adding up to 100 wt.-%, (b) 0 to 20 wt.-% of one or more alcohols, (c) 20 to 72 wt.-% of water, and (d) 0 to 5 wt.-% of additives, components (a), (b), (c) and (d) adding up to 100 wt.-%.
    Type: Application
    Filed: May 29, 2013
    Publication date: June 18, 2015
    Applicant: Clariant Finance (BVI) Limited
    Inventors: Peter Klug, Franz-Xaver Scherl, Carina Mildner, Eva-Maria Keitzl
  • Surfactant Solutions Containing N-Methyl-N-Oleylglucamines And N-Methyl-N-C12-C14-Acylglucamines
    Publication number: 20150126424
    Abstract: The invention relates to a surfactant solution containing: (a) 28 to 65 wt.-% of a mixture of (a1) 5 to 20 wt.-% of N-methyl-N-oleylglucamine, (a2) 50 to 93 wt.-% of N-methyl-N—C12-C14-acylglucamines, (a3) 0 to 30 wt.-% of other N-methyl-N-acylglucamines, components (a1), (a2) and (a3) adding up to 100 wt.-%, (b) 0 to 20 wt.-% of one or more alcohols, (c) 20 to 72 wt.-% of water, and (d) 0 to 5 wt.-% of additives, components (a), (b), (c) and (d) adding up to 100 wt.-%.
    Type: Application
    Filed: May 29, 2013
    Publication date: May 7, 2015
    Applicant: Clariant Finance (BVI) Limited
    Inventors: Peter Klug, Franz-Xaver Scherl, Carina Mildner, Eva-Maria Keitzl