Patents by Inventor Klaus Haas

Klaus Haas 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 producing a swelling nonwoven fabric
    Patent number: 9034432
    Abstract: Swellable nonwovens with reduced washoff loss are produced.
    Type: Grant
    Filed: June 1, 2010
    Date of Patent: May 19, 2015
    Assignee: BASF SE
    Inventors: Bolette Urtel, Christian Krueger, Klaus-Peter Neugebauer, Klaus Haas, Ralf Mossbach
  • METHOD FOR PRODUCING A SWELLING NONWOVEN FABRIC
    Publication number: 20120094566
    Abstract: Swellable nonwovens with reduced washoff loss are produced.
    Type: Application
    Filed: June 1, 2010
    Publication date: April 19, 2012
    Applicant: BASF SE
    Inventors: Bolette Urtel, Christian Krueger, Klaus-Peter Neugebauer, Klaus Haas, Ralf Mossbach
  • METHOD OF VISCOSITY LOWERING OF AQUEOUS DISPERSIONS OF A WATER-SOLUBLE ADDITION POLYMERS
    Publication number: 20100036042
    Abstract: The present invention provides a method of viscosity lowering of an aqueous dispersion of a water-soluble addition polymer.
    Type: Application
    Filed: December 10, 2007
    Publication date: February 11, 2010
    Applicant: BASF SE
    Inventors: Christian Krueger, Audrey Renoncourt, Henning Boelter, Ralf Mossbach, Klaus Haas, Manfred Weber
  • Highly dilatant polymer dispersions with reduced temperature dependence of the critical shearing rate
    Patent number: 4654396
    Abstract: A dispersion, having highly dilatant flow, of a carboxyl-containing copolymer of monoolefinically unsaturated monomers, wherein the temperature dependence of the critical shearing rate is greatly reduced by incorporation of from 0.1 to 30% by weight of oxides, hydroxides, carbonates and/or water soluble salts of monovalent or divalent metals.
    Type: Grant
    Filed: September 9, 1985
    Date of Patent: March 31, 1987
    Assignee: BASF Aktiengesellschaft
    Inventors: Richard Bung, Klaus Haas, Martin Laun, Franz Schmidt, Gerhard Welzel