Patents Assigned to Ewald Dorken AG
  • Patent number: 12024647
    Abstract: The present invention relates to modified-metal -particles for corrosion-protection coatings 16 a method for their production and their use anti-corrosive coating compositions and methods for their use. The coating compositions include modified metal particles and a binding agent. The modified metal particles can include zino, aluminum, magnesium, bismuth, tin, nickel, or manganese as well as their mixtures and alloys thereof and have an inorganically-based surface modification in the form of a coating layer capable of imparting cathodic corrosion protection. Suitable surface modifications include a coating layer formed by an inorganic oxide including silicon dioxide, titanium oxide, zirconium oxide, and mixtures thereof.
    Type: Grant
    Filed: October 26, 2017
    Date of Patent: July 2, 2024
    Assignee: Ewald Dörken Ag
    Inventors: Carolina Battaglia, Susanne Walter, Verena Grossmann, Marcel Roth, Sandra Böhm, Gerhard Reusmann
  • Patent number: 11987887
    Abstract: The present invention relates to a method for adjusting a passivation composition by determining the redox potential of a passivation composition as well as to a method for passivating metallic substrates by treatment with a passivation composition.
    Type: Grant
    Filed: July 28, 2020
    Date of Patent: May 21, 2024
    Assignee: Ewald DÖRKEN AG
    Inventors: Holger Grolmes, Christopher Köster, Ingo Klüppel, Marcel Roth
  • Publication number: 20240151031
    Abstract: A composite element for use as an insulating and/or construction means, where at least one layer is configured in the form of a foam layer, and where the foam layer comprises a foam material comprising a natural, renewable raw material; methods of using composite elements for thermal and/or acoustic insulation, including of buildings and/or roofs, and in the installation of heating and/or utility systems, including in floors and/or walls of buildings; an in-situ foam as well as a particulate foam material in loose filling for use as an insulating means; and an installation panel.
    Type: Application
    Filed: March 9, 2022
    Publication date: May 9, 2024
    Applicant: Ewald Dörken AG
    Inventors: Henning Sand, Michael Wolf, Uwe Kaiser, Filippo Palermo, Timo Pleuser
  • Patent number: 11959179
    Abstract: The invention relates to a coating system, more particularly a corrosion control coating system, for generating cathodic corrosion protection on a metallic substrate, comprising at least two layers, and also to a method for producing it and to a substrate coated with the coating system.
    Type: Grant
    Filed: November 14, 2018
    Date of Patent: April 16, 2024
    Assignee: EWALD DÖRKEN AG
    Inventors: Marcel Roth, Gerhard Reusmann, Sandra Böhm
  • Publication number: 20240084212
    Abstract: A coating composition for producing a coating with an adjustable coefficient of friction.
    Type: Application
    Filed: August 30, 2023
    Publication date: March 14, 2024
    Applicant: Ewald Dörken AG
    Inventors: Reiner Wark, Nicole Matthée, Angela Kleinkorres, Hanna Smoll, Anastasia von Rhein, Martin Kunka, Marcel Roth, Gerhard Reusmann, Emre Kocak, Ingo Klüppel
  • Publication number: 20240076570
    Abstract: A coating composition for producing a coating with an adjustable coefficient of friction.
    Type: Application
    Filed: August 30, 2023
    Publication date: March 7, 2024
    Applicant: Ewald Dörken AG
    Inventors: Reiner Wark, Nicole Matthée, Angela Kleinkorres, Hanna Smoll, Anastasia von Rhein, Martin Kunka, Marcel Roth, Gerhard Reusmann
  • Publication number: 20240051278
    Abstract: A high-ageing-stable planar sheet for the building sector and to the use of a high-ageing-stable planar sheet in the building sector, in particular as a sarking sheet, underlay sheet and/or sheathing sheet in a roof construction and/or a façade sheet in a wall construction.
    Type: Application
    Filed: December 16, 2021
    Publication date: February 15, 2024
    Applicant: Ewald Dörken AG
    Inventors: Thomas Bachon, Ronald Flaig, Carsten Harfmann, Rüdiger Laur, Yvonne Weeke
  • Patent number: 11866941
    Abstract: The invention relates to a construction foil (16), especially roof film, roofing foil, flat roof sheeting, fa-cade sheeting and/or vapor barrier and/or sub-roofing sheeting, especially underlayment and/or sarking sheeting, with a single- or multilayer layer structure (17). It is provided according to the invention that at least one moisture sensor (1) for detecting moisture is associated to the construction foil (16), that the moisture sensor (1) is designed as an active pick-up, and that the moisture sensor (1) comprises at least one electrode (18) and/or a humidity sensing element, and the electrode (18) and/or the humidity sensing element is in direct contact with a nonwoven layer (19).
    Type: Grant
    Filed: July 23, 2019
    Date of Patent: January 9, 2024
    Assignee: EWALD DÖRKEN AG
    Inventors: Ulrich Hilleringmann, Dmitry Petrov, Ilias Mokanis, Henning Sand, Thomas Bachon
  • Patent number: 11745480
    Abstract: The invention relates to a composite film (1), preferably intended for use in the construction industry and/or preferably for use as a construction film, having at least one functional layer (2), at least one outer protective layer (3) and at least one inner protective layer (4), the functional layer (2) being arranged between the outer protective layer (3) and the inner protective layer (4). According to the invention, it is provided that the functional layer (2) is formed as at least a single-layer membrane layer, that the outer protective layer (3) is formed as a nonwoven layer comprising polyolefin and the inner protective layer (4) is formed as a nonwoven layer comprising polyester.
    Type: Grant
    Filed: September 25, 2019
    Date of Patent: September 5, 2023
    Assignee: EWALD DÖRKEN AG
    Inventor: Thomas Bachon
  • Patent number: 11619022
    Abstract: A composite drainboard includes a patterned substrate core having an inward surface, and opposed outward facing surface. The substrate core comprises a plurality of projections, forming concavities on the inward surface. A first geotextile membrane is attached to the substrate core and covers the outward facing surface. A second membrane is attached to the substrate core to cover the inward facing surface and the concavities to provide a substantially smooth coating to the inward surface. The second membrane at least partially absorbs a liquid applied waterproofing.
    Type: Grant
    Filed: June 29, 2021
    Date of Patent: April 4, 2023
    Assignee: EWALD DÖRKEN AG
    Inventor: Marcus Jablonka
  • Patent number: 11498319
    Abstract: The invention relates to a composite film (1), preferably intended for use in the construction industry and/or preferably for use as a construction film, having at least one functional layer (2), at least one outer protective layer (3) and at least one inner protective layer (4), the functional layer (2) being arranged between the outer protective layer (3) and the inner protective layer (4). According to the invention, it is provided that the functional layer (2) is formed as at least a single-layer membrane layer, that the outer protective layer (3) and the inner protective layer (4) are formed as a nonwoven layer comprising a polyolefin, and that the outer protective layer (3) and/or the inner protective layer (4) comprises at least one bicomponent fiber (5) having a first component (6) and a second component (7), the first component (6) comprising a first polymer and the second component (7) comprising a second polymer as constituent.
    Type: Grant
    Filed: September 25, 2019
    Date of Patent: November 15, 2022
    Assignee: EWALD DÖRKEN AG
    Inventor: Thomas Bachon
  • Patent number: 11407198
    Abstract: The invention relates to a roofing underlay (1), especially one intended for use as roof cladding underlay and/or roof lining membrane, having at least one outer nonwoven layer (2), at least one inner nonwoven layer (3) and at least one microporous membrane layer (4) based on at least one polyolefin plastic, wherein the membrane layer (4) is arranged between the outer nonwoven layer (2) and the inner nonwoven layer. According to the invention, it is provided that at least one further microporous membrane layer (5) based on a polyolefin plastic is provided between the outer nonwoven layer (2) and the inner nonwoven layer and the further membrane layer (5) is separated from the membrane layer (4) by a separating layer (6), wherein the separating layer (6) is water-permeable and/or embodied as a structure made of fibers, especially nonwoven.
    Type: Grant
    Filed: March 16, 2018
    Date of Patent: August 9, 2022
    Assignee: EWALD DÖRKEN AG
    Inventors: Ronald Flaig, Thomas Bachon
  • Publication number: 20210404138
    Abstract: A composite drainboard includes a patterned substrate core having an inward surface, and opposed outward facing surface. The substrate core comprises a plurality of projections, forming concavities on the inward surface. A first geotextile membrane is attached to the substrate core and covers the outward facing surface. A second membrane is attached to the substrate core to cover the inward facing surface and the concavities to provide a substantially smooth coating to the inward surface. The second membrane at least partially absorbs a liquid applied waterproofing.
    Type: Application
    Filed: June 29, 2021
    Publication date: December 30, 2021
    Applicant: EWALD DÖRKEN AG
    Inventor: Marcus Jablonka
  • Patent number: 10975582
    Abstract: A decoupling sheet (1) having a carrier plate (2) and a plurality of nubs (4) protruding from the carrier plate plane (3), wherein adjacent nubs (4) are arranged transversely to the lengthwise direction (5) and in the lengthwise direction (5) of the carrier plate (2). It is provided according to the invention that immediately adjacent nubs (4) transversely to the lengthwise direction (5) and in the lengthwise direction (5) of the carrier plate (2) have a nub base (10) of triaxial shape, especially with at least three leg sides (6b).
    Type: Grant
    Filed: April 17, 2018
    Date of Patent: April 13, 2021
    Assignee: EWALD DÖRKEN AG
    Inventors: Uwe Kaiser, Birgit Strieder, Heinz Peter Raidt, Ulrich Goerke, Thomas Bachon
  • Patent number: 10792702
    Abstract: The invention relates to a method for producing a silane-modified silicate. In order to obtain optimal corrosion protection properties, a silane compound according to the invention is at least partially hydrolyzed and/or condensed in the presence of a silicate compound at a pH value greater than or equal to 8 and then a pH value less than or equal to 7 is set by adding acid. The invention further relates to an aqueous acidic passivation composition for metal substrate coated with the passivation composition.
    Type: Grant
    Filed: December 22, 2015
    Date of Patent: October 6, 2020
    Assignee: EWALD DÖRKEN AG
    Inventors: Melanie Müller, Marcel Roth, Ingo Klüppel
  • Publication number: 20200276610
    Abstract: The invention relates to a method for producing a silane-modified silicate. In order to obtain optimal corrosion protection properties, a silane compound according to the invention is at least partially hydrolyzed and/or condensed in the presence of a silicate compound at a pH value greater than or equal to 8 and then a pH value less than or equal to 7 is set by adding acid. The invention further relates to an aqueous acidic passivation composition for metal substrate coated with the passivation composition.
    Type: Application
    Filed: May 19, 2020
    Publication date: September 3, 2020
    Applicant: Ewald Dörken AG
    Inventors: Melanie MÜLLER, Marcel ROTH, Ingo KLÜPPEL
  • Patent number: 10731262
    Abstract: The present invention relates to a corrosion control coating, more particularly a high-temperature corrosion control coating, and to a method for producing it.
    Type: Grant
    Filed: October 7, 2016
    Date of Patent: August 4, 2020
    Assignee: Ewald Dörken AG
    Inventors: Marcel Roth, Kai Owczarek, Heike Mertens, Sandra Böhm, Vanessa Kurze, Gerhard Reusmann
  • Publication number: 20190352783
    Abstract: The invention relates to a coating system, more particularly a corrosion control coating system, for generating cathodic corrosion protection on a metallic substrate, comprising at least two layers, and also to a method for producing it and to a substrate coated with the coating system.
    Type: Application
    Filed: November 14, 2018
    Publication date: November 21, 2019
    Applicant: Ewald Dörken AG
    Inventors: Marcel ROTH, Gerhard REUSMANN, Sandra BÖHM
  • Patent number: 10414902
    Abstract: An anti-corrosive coating compound with: component I: cathodically active metal particles and component II: binder in the presence of water. In order to improve the service life of the coating compound, it is provided that an oxygen compound or a mixture of oxygen compounds of the subgroup elements, namely ammonium, alkaline or earth alkaline salts of an acid of a transition metal, is added as component III. The invention further relates to a method for producing an anti-corrosive coating compound, a workpiece coated with the anti-corrosive coating compound and the use of an oxygen compound or a mixture of oxygen compounds of the subgroup elements in an anti-corrosive coating compound.
    Type: Grant
    Filed: July 31, 2015
    Date of Patent: September 17, 2019
    Assignee: Ewald Dörken AG
    Inventors: Carolina Battaglia, Sandra Boehm, Verena Grossmann, Gerhard Reusmann, Marcel Roth, Susanne Walter
  • Patent number: 10308819
    Abstract: The invention relates to an anticorrosive coating composition. In order to provide an anticorrosive coating composition which cures at room temperature, provision is made for the anticorrosive coating composition to comprise at least one polysiloxane and metal particles and also at least one crosslinker, the coating composition crosslinking chemically at room temperature. The invention further relates to a method for applying the anticorrosive coating composition and also to the coated substrate.
    Type: Grant
    Filed: October 7, 2016
    Date of Patent: June 4, 2019
    Assignee: Ewald Dörken AG
    Inventors: Marcel Roth, Vanessa Kurze, Marcus Lämmer, Sandra Böhm, Verena Grossmann, Gerhard Reusmann