Patents by Inventor Konstantinos MARKOU

Konstantinos MARKOU 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).

  • Publication number: 20220389602
    Abstract: A cathodic electrocoating composition having reduced volatile organic compounds includes: an epoxy resin comprising; a film forming binder, and a cross-linking agent; a pigment paste; water; and about 0.01 to about 10 percent by weight of an oxo-alcohol, based on a total weight of the composition, wherein the resin composition is free of glycol ethers.
    Type: Application
    Filed: May 27, 2022
    Publication date: December 8, 2022
    Applicant: AXALTA COATING SYSTEMS IP CO., LLC
    Inventors: Konstantinos Markou, Tim Kösterke, Thomas Huesmann
  • Publication number: 20220380610
    Abstract: Aqueous cathodic electrocoating compositions, methods for preparing aqueous cathodic electrocoating compositions, and methods for electrodepositing coatings from aqueous cathodic electrocoating compositions are provided. An aqueous cathodic electrocoating composition having a binder resin and a crosslinking agent is provided. In the aqueous cathodic electrocoating composition, a bismuth-sugar solution is used to provide a catalytic amount of a bismuth compound dispersed in the electrocoating composition.
    Type: Application
    Filed: May 27, 2022
    Publication date: December 1, 2022
    Applicant: AXALTA COATING SYSTEMS IP CO., LLC
    Inventors: Konstantinos MARKOU, Nevzat ÖZTÜRK, Thomas HUESMANN
  • Publication number: 20220325073
    Abstract: The present invention relates to curable resin compositions, to methods for producing cured compositions using said curable resin compositions, and to items, in particular molded parts, produced by means of such method.
    Type: Application
    Filed: May 23, 2022
    Publication date: October 13, 2022
    Inventors: Konstantinos Markou, Mustapha Benomar, Ligang Zhao, Hans-Georg Kinzelmann
  • Publication number: 20220306820
    Abstract: The present invention relates to curable resin compositions, to methods for producing cured compositions using said curable resin compositions, and to items, in particular molded parts, produced by means of such methods.
    Type: Application
    Filed: May 23, 2022
    Publication date: September 29, 2022
    Inventors: Konstantinos Markou, Mustapha Benomar, Ligang Zhao, Hans-Georg Kinzelmann
  • Publication number: 20210371678
    Abstract: Cathodic electrocoating compositions and methods for coating electrically conductive substrates are provided. An exemplary cathodic electrocoating composition includes an aqueous carrier and a film forming binder dispersed in the carrier. Further, the cathodic electrocoating composition includes chitosan as an edge protective agent.
    Type: Application
    Filed: May 21, 2021
    Publication date: December 2, 2021
    Applicant: AXALTA COATING SYSTEMS IP CO., LLC
    Inventors: Harshit Gupta, Konstantinos Markou, Hanxiang Zeng, Thomas Huesmann
  • Patent number: 10435805
    Abstract: The present invention relates to a method for at least partly coating an electrically conductive substrate with an electrocoat material, comprising at least contacting the substrate with an aqueous coating composition (A) as step (1), which is carried out in at least two successive stages (1a) and (1b), i.e.
    Type: Grant
    Filed: November 18, 2013
    Date of Patent: October 8, 2019
    Assignees: BASF Coatings GmbH, Henkel AG & Company, KGaA
    Inventors: Konstantinos Markou, Christian Hammer, Kristof Wapner, Florian Gaspar
  • Patent number: 10208134
    Abstract: The invention relates to aqueous, cationically stabilized primary dispersions comprising dispersed polymer particles having a Z-average particle diameter of 5 to 500 nm and which are obtainable by emulsion polymerization of at least one olefinically unsaturated monomer (A). The emulsion polymerization takes place in the presence of one or more emulsifiers (E) having the following general formula: R1—N(R2)(R3), where R1 is a moiety with 15 to 40 carbon atoms which contains at least one aromatic group and at least one aliphatic group, and which contains at least one functional group selected from hydroxyl groups, thiol groups, and primary or secondary amino groups, and/or has at least one carbon-carbon multiple bond, and R2 and R3, independently of one another, are the same or different aliphatic moieties containing 1 to 14 carbon atoms.
    Type: Grant
    Filed: December 20, 2013
    Date of Patent: February 19, 2019
    Inventors: Konstantinos Markou, Andreas Niegemeier
  • Patent number: 10174212
    Abstract: The invention relates to a method for producing a pigment paste and an electrocoat containing the paste, the past being made by mixing solid pigment particles with a grind resin in the presence of water and/or an organic liquid, wherein the grind resin includes a dispersion of core-shell particles in an epoxide prepolymer which is liquid at 20° C. and the core-shell particles have a silicone core and a polymer shell.
    Type: Grant
    Filed: December 20, 2013
    Date of Patent: January 8, 2019
    Assignees: BASF Coatings GmbH, Henkel AG & Company, KGaA
    Inventors: Ute Herrmann, Sebastian Sinnwell, Thorsten Gelbrich, Konstantinos Markou, Rolf Schulte, Sabine Holtschulte, Dominik Stoll, Guenther Ott
  • Patent number: 9938417
    Abstract: The invention relates to pigment- and/or filler-containing formulations, comprising one or more solids selected from the group of the pigments and fillers, and an emulsifier (EQ), which has the following formula: R1—N?(R2)(R3)(R4)X?(EQ), where: R1 is a moiety that contains at least one aromatic group and at least one aliphatic group, has 15 to 40 carbon atoms, and contains at least one functional group selected from hydroxy groups, thiol groups, and primary or secondary amino groups and/or comprises at least one carbon-carbon multiple bond; R2, R3, and R4 are, independently of each other, identical or different aliphatic moieties having 1 to 14 carbon atoms; and X? stands for the acid anion of an organic or inorganic acid HX. The invention further relates to coating agents comprising said formulations, the use of said formulations to produce electrocoats, and conductive substrates coated with said coating agent compositions.
    Type: Grant
    Filed: December 20, 2013
    Date of Patent: April 10, 2018
    Inventors: Konstantinos Markou, Andreas Niegemeier, Sabine Holtschulte, Jerome Moebius
  • Patent number: 9920140
    Abstract: The invention relates to aqueous, cationically stabilized primary dispersions comprising dispersed polymer particles having a Z-average particle diameter of 5 to 500 nm and which are obtainable by emulsion polymerization of at least one olefinically unsaturated monomer (A). The emulsion polymerization takes place in the presence of one or more emulsifiers (EQ) having the following general formula: R1—N?(R2)(R3)(R4)X?, where R1 is a moiety with 15 to 40 carbon atoms which contains at least one aromatic group and at least one aliphatic group, and which contains at least one functional group selected from hydroxyl groups, thiol groups, and primary or secondary amino groups, and/or has at least one carbon-carbon multiple bond, R2, R3, and R4, independently of one another, are the same or different aliphatic moieties containing 1 to 14 carbon atoms, and X stands for the acid anion of an organic or inorganic acid.
    Type: Grant
    Filed: December 20, 2013
    Date of Patent: March 20, 2018
    Inventors: Konstantinos Markou, Andreas Niegemeier, Sabine Holtschulte
  • Patent number: 9914840
    Abstract: The invention relates to aqueous, cationically stabilized primary dispersions comprising dispersed polymer particles that have a Z-average particle diameter of 5 to 500 nm and are obtainable by emulsion polymerization of at least one olefinically unsaturated monomer (A), wherein the emulsion polymerization takes place in the presence of one or more emulsifiers (E) having the following general formula: R1—(R2)(R3), where: R is a moiety that contains at least one aromatic group and at least one aliphatic group, has 15 to 40 carbon atoms, and contains at least one functional group selected from hydroxy groups, thiol groups, and primary or secondary amino groups and/or comprises at least one carbon-carbon multiple bond; and R1, R2, and R3 are, independently of each other, identical or different aliphatic moieties having 1 to 14 carbon atoms.
    Type: Grant
    Filed: December 20, 2013
    Date of Patent: March 13, 2018
    Inventors: Konstantinos Markou, Andreas Niegemeier, Sabine Holtschulte, Jerome Moebius
  • Publication number: 20170002213
    Abstract: The invention relates to aqueous, cationically stabilized primary dispersions comprising dispersed polymer particles that have a Z-average particle diameter of 5 to 500 nm and are obtainable by emulsion polymerization of at least one olefinically unsaturated monomer (A), wherein the emulsion polymerization takes place in the presence of one or more emulsifiers (E) having the following general formula: R1—(R2)(R3), where: R is a moiety that contains at least one aromatic group and at least one aliphatic group, has 15 to 40 carbon atoms, and contains at least one functional group selected from hydroxy groups, thiol groups, and primary or secondary amino groups and/or comprises at least one carbon-carbon multiple bond; and R1, R2, and R3 are, independently of each other, identical or different aliphatic moieties having 1 to 14 carbon atoms.
    Type: Application
    Filed: December 20, 2013
    Publication date: January 5, 2017
    Inventors: Konstantinos Markou, Andreas Niegemeier, Sabine Holtschulte, Jerome Moebius
  • Publication number: 20170002215
    Abstract: The invention relates to pigment- and/or filler-containing formulations, comprising one or more solids selected from the group of the pigments and fillers, and an emulsifier (EQ), which has the following formula: R1—N?(R2)(R3)(R4)X?(EQ), where: R1 is a moiety that contains at least one aromatic group and at least one aliphatic group, has 15 to 40 carbon atoms, and contains at least one functional group selected from hydroxy groups, thiol groups, and primary or secondary amino groups and/or comprises at least one carbon-carbon multiple bond; R2, R3, and R4 are, independently of each other, identical or different aliphatic moieties having 1 to 14 carbon atoms; and X? stands for the acid anion of an organic or inorganic acid HX. The invention further relates to coating agents comprising said formulations, the use of said formulations to produce electrocoats, and conductive substrates coated with said coating agent compositions.
    Type: Application
    Filed: December 20, 2013
    Publication date: January 5, 2017
    Inventors: Konstantinos Markou, Andreas Niegemeier, Sabine Holtschulte, Jerome Moebius
  • Publication number: 20170002107
    Abstract: The invention relates to aqueous, cationically stabilized primary dispersions comprising dispersed polymer particles having a Z-average particle diameter of 5 to 500 nm and which are obtainable by emulsion polymerization of at least one olefinically unsaturated monomer (A). The emulsion polymerization takes place in the presence of one or more emulsifiers (E) having the following general formula: R1—N(R2)(R3), where R1 is a moiety with 15 to 40 carbon atoms which contains at least one aromatic group and at least one aliphatic group, and which contains at least one functional group selected from hydroxyl groups, thiol groups, and primary or secondary amino groups, and/or has at least one carbon-carbon multiple bond, and R2 and R3, independently of one another, are the same or different aliphatic moieties containing 1 to 14 carbon atoms.
    Type: Application
    Filed: December 20, 2013
    Publication date: January 5, 2017
    Inventors: Konstantinos Markou, Andreas Niegemeier
  • Publication number: 20170002106
    Abstract: The invention relates to aqueous, cationically stabilized primary dispersions comprising dispersed polymer particles having a Z-average particle diameter of 5 to 500 nm and which are obtainable by emulsion polymerization of at least one olefinically unsaturated monomer (A). The emulsion polymerization takes place in the presence of one or more emulsifiers (EQ) having the following general formula: R1—N?(R2)(R3)(R4)X?, where R1 is a moiety with 15 to 40 carbon atoms which contains at least one aromatic group and at least one aliphatic group, and which contains at least one functional group selected from hydroxyl groups, thiol groups, and primary or secondary amino groups, and/or has at least one carbon-carbon multiple bond, R2, R3, and R4, independently of one another, are the same or different aliphatic moieties containing 1 to 14 carbon atoms, and X stands for the acid anion of an organic or inorganic acid.
    Type: Application
    Filed: December 20, 2013
    Publication date: January 5, 2017
    Applicant: BASF COATINGS GMBH
    Inventors: Konstantinos Markou, Andreas Niegemeier, Sabine Holtschulte
  • Publication number: 20160333197
    Abstract: The invention relates to a method for producing a pigment paste by mixing at least one pigment, consisting of solid particles, with a grind resin in the presence of water and/or an organic liquid, wherein the grind resin comprises a dispersion of core-shell particles in an epoxide prepolymer which is liquid at 20° C., or consists of such a dispersion, and the core-shell particles have a silicone core and a polymer shell. The invention also relates to an aqueous electrocoat material, to the use thereof, to a method for cataphoretic electrocoating, and to a coated article.
    Type: Application
    Filed: December 20, 2013
    Publication date: November 17, 2016
    Applicant: BASF COATINGS GMBH
    Inventors: Ute HERRMANN, Sebastian SINNWELL, Thorsten GELBICH, Konstantinos MARKOU, Rolf SCHULTE, Sabine HOLTSCHULTE, Dominik STOLL, Guenther OTT
  • Publication number: 20160298250
    Abstract: The present invention relates to a method for at least partly coating an electrically conductive substrate with an electrocoat material, comprising at least contacting the substrate with an aqueous coating composition (A) as step (1), which is carried out in at least two successive stages (1a) and (1b), i.e.
    Type: Application
    Filed: November 18, 2013
    Publication date: October 13, 2016
    Applicants: BASF COATINGS GMBH, HENKEL AG & CO. KGAA
    Inventors: Konstantinos MARKOU, Christian HAMMER, Kristof WAPNER, Florian GASPAR
  • Publication number: 20160244882
    Abstract: The present invention relates to a method for at least partly coating a metallic substrate, at least comprising at least partly coating the substrate with an autophoretically depositable coating composition (step (1)) and contacting, with an aqueous sol-gel composition, the substrate at least partly coated with the autophoretically deposited coating composition (step (2)), to an at least partly coated substrate obtainable by this method, and to the use of an aqueous sol-gel composition for aftertreating a coating composition applied to a substrate at least partly by autophoretic deposition, by contacting the autophoretically deposited coating composition with the aqueous sol-gel composition.
    Type: Application
    Filed: September 30, 2013
    Publication date: August 25, 2016
    Applicant: BASF COATINGS GMBH
    Inventors: Sebastian SINNWELL, Konstantinos MARKOU, Angelika TROLL
  • Patent number: 9403188
    Abstract: The invention relates to an at least two-stage method for corrosion protection treatment of metal surfaces, wherein, in a first step (i), an organic coating comprising an aqueous phase (A) is applied to the metal surface and, in a following step (ii), the organic coating applied to the metal surface contacted with an acidic, aqueous composition (B) comprising at least one or more water-soluble compounds containing at least one atom selected from the elements Zr, Ti, Si, Hf, V and/or Ce and one or more water-soluble compounds that release copper ions. The invention further comprises a metal component that is at least partially made of steel, iron, zinc and/or aluminum and the alloys thereof and has been treated by the method according to the invention, and to the use thereof in automobile construction and in the construction industry and for producing household appliances and electronics housings.
    Type: Grant
    Filed: March 1, 2012
    Date of Patent: August 2, 2016
    Assignee: Henkel AG & Co. KGaA
    Inventors: Christian Rosenkranz, Andreas Arnold, Klaus Lepa, Konstantinos Markou
  • Patent number: 8877833
    Abstract: The present invention relates to an acidic, aqueous, particulate composition having a high stability with respect to agglomeration for autophoretic deposition of organic-inorganic hybrid layers on metal surfaces, comprising, in addition to iron(III) ions, fluoride ions and at least one dispersed organic binder (B), pigment-binder particles comprising a pigment portion and a binder portion (B), such that the binder (B) comprises a polymer of at least one monomer having acid groups and at least one polymerizable double bond. Likewise, the invention relates to the use of an aqueous dispersion comprising pigment-binder particles comprising a pigment portion and a binder portion (B) for the production of a self-depositing composition as well as a method for autophoretic deposition on metal surfaces.
    Type: Grant
    Filed: June 3, 2011
    Date of Patent: November 4, 2014
    Assignee: Henkel AG & Co. KGaA
    Inventors: Patrick Droniou, Konstantinos Markou