Patents by Inventor Hans Georg Grablowitz

Hans Georg Grablowitz 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).

  • Functionalized polyurethane polyurea dispersions
    Patent number: 8513334
    Abstract: The present invention relates to aqueous polyurethane urea dispersions having integral functional groups and coating agents produced therefrom, to a method for the production thereof, and to the use thereof for producing coating agents.
    Type: Grant
    Filed: February 10, 2010
    Date of Patent: August 20, 2013
    Assignee: Bayer Materialscience AG
    Inventors: Hans Georg Grablowitz, Thomas Feller, Thomas Michaelis
  • POLY(THF)-BASED POLYURETHANE DISPERSIONS
    Publication number: 20120121902
    Abstract: The present invention relates to novel aqueous polyurethane dispersions produced using at least two poly(tetramethylene glycol) polyether polyols with different average molar masses and at least two different polyisocyanate components.
    Type: Application
    Filed: June 1, 2010
    Publication date: May 17, 2012
    Applicant: BAYER MATERIALSCIENCE AG
    Inventors: Sebastian Dörr, Hans Georg Grablowitz, Thomas Feller, Thomas Michaelis
  • AQUEOUS POLYMER DISPERSION
    Publication number: 20110306727
    Abstract: The present invention relates to aqueous polymer dispersions having a core-shell structure, to a method for the production thereof and to the use thereof as a coating agent.
    Type: Application
    Filed: January 13, 2010
    Publication date: December 15, 2011
    Applicant: BAYER MATERIALSCIENCE AG
    Inventors: Hans Georg Grablowitz, Rolf Gertzmann, Dirk Achten, Maria Almato Guiteras, Joan Miguel Garcia Martinez
  • FUNCTIONALIZED POLYURETHANE POLYUREA DISPERSIONS
    Publication number: 20110288204
    Abstract: The present invention relates to aqueous polyurethane urea dispersions having integral functional groups and coating agents produced therefrom, to a method for the production thereof, and to the use thereof for producing coating agents.
    Type: Application
    Filed: February 10, 2010
    Publication date: November 24, 2011
    Applicant: BAYER MATERIAL SCIENCE AG
    Inventors: Hans Georg Grablowitz, Thomas Feller, Thomas Michaelis
  • Non-ionically hydrophilised binding-agent disperisions
    Patent number: 8048954
    Abstract: The present invention relates to aqueous non-ionically hydrophilised binding-agent dispersions based on polyurethane ureas with terminal polyethylene-oxide groups, to the preparation thereof, and to the use thereof for producing coatings.
    Type: Grant
    Filed: November 12, 2008
    Date of Patent: November 1, 2011
    Assignee: Bayer MaterialScience AG
    Inventors: Hans Georg Grablowitz, Thorsten Rische, Thomas Feller, Juergen Meixner, Karin Naujoks, Holger Casselmann
  • Aqueous dispersion of anionically modified polyurethane ureas for coating a sheet-form textile material
    Patent number: 7972982
    Abstract: The invention relates to a method for coating sheet-form textile materials, in which there is applied to a sheet-form textile material an aqueous dispersion containing anionically modified polyurethane ureas comprising (A) aromatic diisocyanate, (B) polyether polyol having a mean molecular weight greater than 1500, (C) at least one compound containing from 1 to 2 isocyanate-reactive groups and at least one ionogenic group, (D) polyamine having a mean molecular weight of at least 32, and (E) water, wherein the mean total functionality of the isocyanate-reactive compounds B to D is from 1.85 to 2.2, the molar ratio of the isocyanate groups of component A to the isocyanate-reactive groups of components B to D is greater than 1, and the polyurethane ureas have a content of from 800 to 1500 mmol of urethane groups/kg of anionically modified polyurethane urea and a content of from 800 to 1800 mmol of urethane plus urea groups/kg of anionically modified polyurethane urea.
    Type: Grant
    Filed: March 11, 2009
    Date of Patent: July 5, 2011
    Assignee: Bayer MaterialScience AG
    Inventors: Hans Georg Grablowitz, Thorsten Rische, Thomas Feller, Hans-Peter Klee, Juergen Urban, Eva Urban, legal representative, Anne Urban, legal representative, Holger Casselmann, Alfred Zastrow, Thomas Michaelis
  • AQUEOUS DISPERSION OF ANIONICALLY MODIFIED POLYURETHANE UREAS FOR COATING A SHEET-FORM TEXTILE MATERIAL
    Publication number: 20090239431
    Abstract: The invention relates to a method for coating sheet-form textile materials, in which there is applied to a sheet-form textile material an aqueous dispersion containing anionically modified polyurethane ureas comprising (A) aromatic diisocyanate, (B) polyether polyol having a mean molecular weight greater than 1500, (C) at least one compound containing from 1 to 2 isocyanate-reactive groups and at least one ionogenic group, (D) polyamine having a mean molecular weight of at least 32, and (E) water, wherein the mean total functionality of the isocyanate-reactive compounds B to D is from 1.85 to 2.2, the molar ratio of the isocyanate groups of component A to the isocyanate-reactive groups of components B to D is greater than 1, and the polyurethane ureas have a content of from 800 to 1500 mmol of urethane groups/kg of anionically modified polyurethane urea and a content of from 800 to 1800 mmol of urethane plus urea groups/kg of anionically modified polyurethane urea.
    Type: Application
    Filed: March 11, 2009
    Publication date: September 24, 2009
    Applicant: Bayer MaterialScience AG
    Inventors: Hans Georg Grablowitz, Thorsten Rische, Thomas Feller, Hans-Peter Klee, Juergen Urban, Holger Casselmann, Alfred Zastrow, Thomas Michaelis, Eva Urban, Anne Urban
  • NON-IONICALLY HYDROPHILISED BINDING-AGENT DISPERISIONS
    Publication number: 20090124764
    Abstract: The present invention relates to aqueous non-ionically hydrophilised binding-agent dispersions based on polyurethane ureas with terminal polyethylene-oxide groups, to the preparation thereof, and to the use thereof for producing coatings.
    Type: Application
    Filed: November 12, 2008
    Publication date: May 14, 2009
    Applicant: Bayer MaterialScience AG
    Inventors: Hans Georg Grablowitz, Thorsten Rische, Thomas Feller, Juergen Meixner, Karin Naujoks, Holger Casselmann