Patents by Inventor Stephan Eichhorn

Stephan Eichhorn 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 of treating cellulose fibers and products obtained thereby
    Publication number: 20020096274
    Abstract: A method for reducing the level of or removing wood extractives from cellulose fibers and products having cellulose fibers, by the use of a supercritical or near supercritical fluid in order to increase the absorption rate of such cellulose fibers and products having cellulose fibers. Also disclosed are cellulose fibers and products having cellulose fibers, such as cellulose tissue paper, sanitary napkin or towel, nonwoven industrial wipes, baby diaper, incontinence garments, or pulp having improved qualities, such as improved absorption rate.
    Type: Application
    Filed: November 9, 2001
    Publication date: July 25, 2002
    Inventors: Eva Lindstrom, Stephan Eichhorn, Sussan Sandberg, Thami Chihani
  • Composition containing moisture regulators for tissue products, process for the production of these products, use of the composition for the treatment of tissue products as well as tissue products in the form of wet-laid, including TAD, or air-laid products (non-wovens) on the basis of sheet-like support materials containing primarily cellulose fibers
    Publication number: 20020028230
    Abstract: The present invention relates to a composition containing moisture regulators for tissue products, whereby they also contain 1% to 15% by weight, preferably 2% to 20% by weight, relative to the total composition, of at least one special non-ionic surfactant selected from among at least one amine oxide and/or hydroxy acid esters and/or at least one ampho-surfactant; the invention also relates to a tissue product as well as to a process for the production of tissue products.
    Type: Application
    Filed: August 14, 2001
    Publication date: March 7, 2002
    Inventors: Stephan Eichhorn, Walter Hill, Peter von Paleske, Hans Nueunhoeffer
  • Method of layer-by-layer application of treatment chemicals to fiber-based planar products and products made using same
    Publication number: 20020001728
    Abstract: The present invention relates to a method of applying treatment chemicals to a dry, creped tissue material, said method comprising the steps of:
    Type: Application
    Filed: December 28, 2000
    Publication date: January 3, 2002
    Inventors: Walter F. Hill, Stephan Eichhorn
  • Composition containing humidity regulators, for tissue products
    Patent number: 6306408
    Abstract: The present invention relates to a composition containing moisture regulators for tissue products, whereby they also contain 1% to 15% by weight, preferably 2% to 20% by weight, relative to the total composition, of at least one special non-ionic surfactant selected from among at least one amine oxide and/or hydroxy acid esters and/or at least one ampho-surfactant; the invention also relates to a tissue product as well as to a process for the production of tissue products.
    Type: Grant
    Filed: August 27, 1999
    Date of Patent: October 23, 2001
    Assignee: SCA Hygiene Products GmbH
    Inventors: Stephan Eichhorn, Walter Hill, Peter von Paleske, Hans Nueunhoeffer