Patents by Inventor Alexander Centner

Alexander Centner 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: 11584689
    Abstract: A two-component system for forming adhesive bonds or for chemical anchoring comprises a curable binder component A and an activator component B. The component A comprises: A-1) an inhibited hydraulic binder selected from among calcium aluminate cement, calcium sulfoaluminate cement and mixtures thereof; the component B comprises: B-1) a curing activator. At least one of the components A and/or B comprises: V-1) an organic binder; and V-2) a filler having a Mohs hardness of at least 5. The system is an aqueous system which is unproblematical from a health point of view. It is easy to process and quickly attains high strengths.
    Type: Grant
    Filed: June 19, 2019
    Date of Patent: February 21, 2023
    Assignee: BASF SE
    Inventors: Marco Schmidt, Alexander Centner, Klaus Seip, Daniel Sauter
  • Publication number: 20210363062
    Abstract: A two-component system for forming adhesive bonds or for chemical anchoring comprises a curable binder component A and an activator component B. The component A comprises: A-1) an inhibited hydraulic binder selected from among calcium aluminate cement, calcium sulfoaluminate cement and mixtures thereof; the component B comprises: B-1) a curing activator. At least one of the components A and/or B comprises: V-1) an organic binder; and V-2) a filler having a Mohs hardness of at least 5. The system is an aqueous system which is unproblematical from a health point of view. It is easy to process and quickly attains high strengths.
    Type: Application
    Filed: June 19, 2019
    Publication date: November 25, 2021
    Inventors: Marco SCHMIDT, Alexander CENTNER, Klaus SEIP, Daniel SAUTER
  • Publication number: 20200207670
    Abstract: The present invention relates to a hybrid foam, to a process for producing a hybrid foam and a hybrid foam obtainable by this process and to the use of the hybrid foam for adhesive bonding, filling and/or insulating.
    Type: Application
    Filed: August 10, 2018
    Publication date: July 2, 2020
    Applicant: BASF SE
    Inventors: Ekkehard JAHNS, Fabian NIEDERMAIR, Alexander CENTNER, Georg DAXENBERGER
  • Publication number: 20170210895
    Abstract: The invention relates to a method of forming a freeze-thaw-stable aqueous dispersion, a freeze-thaw-stable aqueous dispersion obtainable by the method of the invention, the use of said freeze-thaw-stable aqueous dispersion as a binder, a method of forming a shaped article by using the dispersion of the invention, and also a freeze-thaw-stable formulation.
    Type: Application
    Filed: July 8, 2015
    Publication date: July 27, 2017
    Applicant: BASF SE
    Inventors: Alexander CENTNER, Christian KRUEGER, Valerie WILMS
  • Patent number: 9708485
    Abstract: The present disclosure relates to an aqueous binder composition, comprising a) at least one polymer P constructed from ?0.1 and ?2.5 wt % of at least one acid-functional ethylenically unsaturated monomer (monomers A) ?0 and ?4.0 wt % of at least one ethylenically unsaturated carboxylic acid nitrile or dinitrile (monomers B) ?0 and ?2.0 wt % of at least one crosslinking monomer having two or more nonconjugated ethylenically unsaturated groups (monomers C) ?0 and ?10 wt % of at least one ?,?-monoethylenically unsaturated C3 to C6 mono- or dicarboxamide (monomers D) ?25 and ?69.9 wt % of at least one ethylenically unsaturated monomer whose homopolymer has a glass transition temperature ?30° C. and which differs from the monomers A to D (monomers E), and ?30 and ?70 wt % of at least one ethylenically unsaturated monomer whose homopolymer has a glass transition temperature ?50° C.
    Type: Grant
    Filed: July 23, 2015
    Date of Patent: July 18, 2017
    Assignee: BASF SE
    Inventors: Christian Krueger, Alexander Centner, Oliver Labisch
  • Publication number: 20150329714
    Abstract: The present disclosure relates to an aqueous binder composition, comprising a) at least one polymer P constructed from ?0.1 and ?2.5 wt % of at least one acid-functional ethylenically unsaturated monomer (monomers A) ?0 and ?4.0 wt % of at least one ethylenically unsaturated carboxylic acid nitrile or dinitrile (monomers B) ?0 and ?2.0 wt % of at least one crosslinking monomer having two or more nonconjugated ethylenically unsaturated groups (monomers C) ?0 and ?10 wt % of at least one ?,?-monoethylenically unsaturated C3 to C6 mono- or dicarboxamide (monomers D) ?25 and ?69.9 wt % of at least one ethylenically unsaturated monomer whose homopolymer has a glass transition temperature ?30° C. and which differs from the monomers A to D (monomers E), and ?30 and ?70 wt % of at least one ethylenically unsaturated monomer whose homopolymer has a glass transition temperature ?50° C.
    Type: Application
    Filed: July 23, 2015
    Publication date: November 19, 2015
    Applicant: BASF SE
    Inventors: Christian KRUEGER, Alexander CENTNER, Oliver LABISCH
  • Patent number: 9127150
    Abstract: Binder for granular and/or fibrous substrates.
    Type: Grant
    Filed: January 22, 2014
    Date of Patent: September 8, 2015
    Assignee: BASF SE
    Inventors: Christian Krueger, Alexander Centner, Oliver Labisch
  • Publication number: 20140131913
    Abstract: Binder for granular and/or fibrous substrates.
    Type: Application
    Filed: January 22, 2014
    Publication date: May 15, 2014
    Applicant: BASF SE
    Inventors: Christian Krueger, Alexander Centner, Oliver Labisch
  • Patent number: 8398810
    Abstract: An aqueous composition comprising a) a polymer obtainable by free-radical polymerization b) a tricyclic diterpene derivative or a mixture of tricyclic diterpene derivatives (referred to collectively as tricyclic diterpene for short) c) a metal salt of an organic acid d) if appropriate filler.
    Type: Grant
    Filed: June 1, 2007
    Date of Patent: March 19, 2013
    Assignee: BASF SE
    Inventors: Jacob Wildeson, Alexander Centner, Horst Seibert
  • Publication number: 20120225978
    Abstract: Binder for granular and/or fibrous substrates
    Type: Application
    Filed: February 29, 2012
    Publication date: September 6, 2012
    Applicant: BASF SE
    Inventors: Christian Krüger, Alexander Centner, Oliver Labisch
  • Patent number: 7892373
    Abstract: Non-ceramic floor coverings are bonded to a substrate by an aqueous adhesive that comprises a synthetic polymer as a binder and hydrolyzable silane groups.
    Type: Grant
    Filed: August 19, 2005
    Date of Patent: February 22, 2011
    Assignee: BASF Aktiengesellschaft
    Inventors: Dieter Urban, Alexander Centner, Armin Burghart
  • Publication number: 20090215925
    Abstract: The invention relates to a dispersion or solution of a polymer in water, organic solvents or mixtures thereof. The invention is characterised in that the polymer contains at least 0.001 mols of 3,4 dihydroxyphenyl groups (calculated at 109 g/mol) for 100 g polymer.
    Type: Application
    Filed: January 18, 2005
    Publication date: August 27, 2009
    Applicant: BASF Aktiengesellschaft
    Inventors: Dieter Urban, Reinhold Schwalm, Stefan Kirsch, Kai Michael Exner, Alexander Centner
  • Publication number: 20090199965
    Abstract: An aqueous composition comprising a) a polymer obtainable by free-radical polymerization b) a tricyclic diterpene derivative or a mixture of tricyclic diterpene derivatives (referred to collectively as tricyclic diterpene for short) c) a metal salt of an organic acid d) if appropriate filler.
    Type: Application
    Filed: June 1, 2007
    Publication date: August 13, 2009
    Applicant: BASF SE
    Inventors: Jacob Wildeson, Alexander Centner, Horst Seibert
  • Publication number: 20080171830
    Abstract: The present invention relates to adhesives comprising at least one silicon-comprising copolymer of C1-C20-alkyl (meth)acrylates and at least one ethylenically unsaturated acid anhydride or one ethylenically unsaturated dicarboxylic acid whose carboxyl groups can form an anhydride group, or mixtures thereof, or at least one monomer comprising an isocyanate group and capable of free radical copolymerization.
    Type: Application
    Filed: May 2, 2006
    Publication date: July 17, 2008
    Inventors: Alexander Centner, Christofer Arisandy, Dieter Flick, Markus Ruckpaul, Horst Seibert
  • Patent number: 7279541
    Abstract: The invention relates to a polymer synthesized from 0.5 to 30% by weight of vinyl acetate (a), from 0.1 to 10% by weight of monomer containing at least one acid or acid anhydride group (b), from 5 to 70% by weight of at least one monomer other than (a) and (b), having a solubility of more than 5 g/l water (21° C., 1 bar) and a glass transition temperature of less than 15° C. (c), from 0 to 20% by weight of a vinylaromatic monomer having a solubility of less than 5 g/l water (d), from 0 to 90% by weight of at least one C1 to C20 alkyl (meth)acrylate (e) other than (a) to (d), and from 0 to 40% by weight of at least one further monomer (f) other than (a) to (e).
    Type: Grant
    Filed: July 2, 2003
    Date of Patent: October 9, 2007
    Assignee: BASF Aktiengesellschaft
    Inventors: Alexander Centner, Karl-Heinz Schumacher, Oliver Hartz, Martin Jung
  • Patent number: 7274459
    Abstract: A process for parallel and automated evaluation of the blushing of multiple samples of dispersion films, comprising: providing an illuminated array of spatially separated samples of dispersion films, imaging the array of samples by means of CCD camera at different times and digitizing the images, automatically determining multiple brightness for each sample at different times from the different digitized images for at least a portion of the samples, determining values of a parameter characteristic of the kinetics of the blushing from the different brightnesses, and comparing the values of the characteristic parameter for individual samples.
    Type: Grant
    Filed: January 13, 2003
    Date of Patent: September 25, 2007
    Assignee: BASF Aktiengesellschaft
    Inventors: Wolfgang Schrof, Thorsten Müller, Alexander Centner, Stephan Lehmann, Joachim Hadeler
  • Publication number: 20070082994
    Abstract: Method of enhancing the performance properties of aqueous polymer dispersions comprising water-soluble ionic compounds, which comprises removing at least 50 mol % of the water-soluble ionic compounds from the polymer dispersion and then adding at least one salt of a monoalkyl or dialkyl ester of a sulfonated dicarboxylic acid.
    Type: Application
    Filed: November 6, 2004
    Publication date: April 12, 2007
    Applicant: BASF Aktiengesellschaft
    Inventors: Stefan Kirsch, Karl-Heinz Schumacher, Alexander Centner
  • Publication number: 20070039679
    Abstract: Non-ceramic floor coverings are bonded to a substrate by an aqueous adhesive that comprises a synthetic polymer as a binder and hydrolyzable silane groups.
    Type: Application
    Filed: August 19, 2005
    Publication date: February 22, 2007
    Applicant: BASF Aktiengesellschaft
    Inventors: Dieter Urban, Alexander Centner, Armin Burghart
  • Publication number: 20060027316
    Abstract: A laminating adhesive comprising as binder a mixture of A) a polymer obtainable by polymerizing free-radically polymerizable compounds, and B) compounds containing ethylenically unsaturated, free-radically polymerizable groups (polymerizable groups for short) and having a weight-average molecular weight Mw of less than 5000 g/mol.
    Type: Application
    Filed: December 16, 2003
    Publication date: February 9, 2006
    Inventors: Martin Jung, Wolfgang Paulus, Hans-Joachim Fricke, Alexander Centner
  • Patent number: 6946051
    Abstract: A method of joining shaped parts by adhesive bonding comprises A) first coating at least one of the shaped part surfaces that are to be joined by adhesive with a polymer composed of at least 5% by weight of glycidyl (meth)acrylate and B) then adhesively bonding the shaped parts, with crosslinking of the glycidyl groups.
    Type: Grant
    Filed: November 4, 2002
    Date of Patent: September 20, 2005
    Assignee: BASF Aktiengesellschaft
    Inventors: Ralf Fink, Alexander Centner