Patents by Inventor Hans-Leo Karminski

Hans-Leo Karminski 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).

  • High-transparency polycarbonates with scratch-resistant coating, process for production thereof and use thereof
    Patent number: 8871322
    Abstract: Disclosed is a coating composition for coating polycarbonate substrates. The coating composition comprises (A) at least one radiation-curing binder, (B) nanoparticles, and (C) optionally at least one reactive diluent and/or optionally a solvent, and wherein the nanoparticles (B) comprise silicon dioxide nanoparticles , the silicon dioxide nanoparticles have a d50 of between 80 and 300 nm, and the silicon dioxide nanoparticles have a particle size distribution wherein less than 15% by weight of the particles have a size in the range of less than 80 nm, 75% to 95% by weight of the particles have a size in the range from 80 to 300 nm, 0% to 5% by weight of the particles have a size in the range from more than 300 to 1000 nm, and 0% to 5% by weight of the particles have a size in the range from more than 1000 nm to 10 000 nm.
    Type: Grant
    Filed: September 10, 2009
    Date of Patent: October 28, 2014
    Assignee: BASF Coatings GmbH
    Inventors: Matthijs Groenewolt, Jan-Bernd Kues, Stefanie Schroeder, Pedro Cavaleiro, Hans-Leo Karminski, Gunther Michael
  • HIGH-TRANSPARENCY POLYCARBONATES WITH SCRATCH-RESISTANT COATING, PROCESS FOR PRODUCTION THEREOF AND USE THEREOF
    Publication number: 20120121845
    Abstract: Disclosed is a coating composition for coating polycarbonate substrates. The coating composition comprises (A) at least one radiation-curing binder, (B) nanoparticles, and (C) optionally at least one reactive diluent and/or optionally a solvent, and wherein the nanoparticles (B) comprise silicon dioxide nanoparticles, the silicon dioxide nanoparticles have a d50 of between 80 and 300 nm, and the silicon dioxide nanoparticles have a particle size distribution wherein less than 15% by weight of the particles have a size in the range of less than 80 nm, 75% to 95% by weight of the particles have a size in the range from 80 to 300 nm, 0% to 5% by weight of the particles have a size in the range from more than 300 to 1000 nm, and 0% to 5% by weight of the particles have a size in the range from more than 1000 nm to 10 000 nm.
    Type: Application
    Filed: September 10, 2009
    Publication date: May 17, 2012
    Applicant: BASF COATINGS GMBH
    Inventors: Matthijs Groenewolt, Jan-Bernd Kues, Stefanie Schroeder, Pedro Cavaleiro, Hans-Leo Karminski, Gunther Michael
  • POLYMERS OF ORGANICALLY MODIFIED SILOXANE RESINS WITH RELEASE EFFECT
    Publication number: 20070203307
    Abstract: The present invention relates to compositions for producing release-effect coatings, to a process for preparing the compositions, and to substrates coated with them.
    Type: Application
    Filed: February 22, 2007
    Publication date: August 30, 2007
    Applicant: Goldschmidt GmbH
    Inventors: Pedro Cavaleiro, Markus Hallack, Hans-Leo Karminski, Christiane Volmer-Sawitowski, Udo Schiemann
  • Dispersants for preparing aqueous pigment pastes
    Patent number: 6235813
    Abstract: The invention relates to block-polymethacrylate-block-polyalkylene oxide copolymers with terminal carboxylic acids, of the general formula I and to their use as a dispersing additive in aqueous pigment preparations and as a compatibilizer in SMC or BMC formulations.
    Type: Grant
    Filed: August 9, 1999
    Date of Patent: May 22, 2001
    Assignee: Th. GoldSchmidt AG
    Inventors: Petra Brandt, Eberhard Esselborn, Hans-Leo Karminski, Arno Knebelkamp, Christian Psiorz, Stefan Silber, Ellen Wallhorn
  • Polysiloxane-polyoxyethylene-polyoxypropylene triblock copolymers and defoaming compounds containing them
    Patent number: 5804099
    Abstract: Polysiloxane-polyoxyethylene-polyoxypropylene triblock copolymers having the general formula: ##STR1## as well as compounds for the defoaming of aqueous dispersion paints that are disclosed contain the copolymers as effective defoaming components.
    Type: Grant
    Filed: November 20, 1996
    Date of Patent: September 8, 1998
    Assignee: Th. Goldschmidt AG.
    Inventors: Wernfried Heilen, Hans-Leo Karminski, Michael Keup, Otto Klocker, Stefan Silber, Roland Spiegler, Roland Sucker