Patents by Inventor Xaver Kastele

Xaver Kastele 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).

  • Patent number: 5078747
    Abstract: The present application relates to a composition in the form of an aqueous dispersion containing(1) polyethylene dispersed in a known manner and having certain physical data,(2) organopolysiloxanes having nitrogen-containing groups in dispersed form, in which at least some of the nitrogen is present in the form of amido groups and the remainder is present in the form of primary and secondary amino groups and(3) if appropriate known softening agents in dispersed or dissolved form.A process for softening treatment of fiber materials is also claimed.
    Type: Grant
    Filed: July 31, 1990
    Date of Patent: January 7, 1992
    Assignee: Ciba-Geigy Corporation
    Inventors: Xaver Kastele, Harald Chrobaczek, Gunther Tschida, Ingeborg Schlichting
  • Patent number: 5021264
    Abstract: An aqueous textile treatment agent is based on 1,3-dialkyl-4,5-dihydroxy-imidazolidinones and 1,1,1-trimethylolpropane (TMP) and is used for the formaldehyde-free finishing of textile material which consists at least partly of cellulose or regenerated cellulose fibers in order to confer crease and shrink resistance thereon, the textile material so treated being notable for appreciably improved whiteness, compared with the prior art, as well as good crease and shrink resistance.
    Type: Grant
    Filed: May 21, 1990
    Date of Patent: June 4, 1991
    Assignee: Ciba-Geigy Corporation
    Inventors: Xaver Kastele, Michael Bernheim, Erich Rossler
  • Patent number: 5021263
    Abstract: An aqueous textile treatment agent is based on 1,3-dialkyl-4,5-dihydroxy-imidazolidinones and selected polyhydric alcohols, in particular 1,6-hexanediol or 1,1,1-tris(hydroxymethyl)-ethane and is used for the formaldehyde-free finishing of textile material which consists at least partly of cellulose or regenerated cellulose fibers in order to confer crease and shrink resistance thereon, the textile material so treated being notable for appreciably improved whiteness, compared with the prior art, as well as good crease and shrink resistance.
    Type: Grant
    Filed: May 21, 1990
    Date of Patent: June 4, 1991
    Assignee: Ciba-Geigy Corporation
    Inventors: Xaver Kastele, Michael Bernheim, Erich Rossler