Patents Assigned to Hempel A/S
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Patent number: 11969992Abstract: A printer is configured for printing with conductive ink for applying a conductive pattern to a surface including a wheeling structure for moving the printer over the surface and a transfer unit for applying a layer of electrically conductive ink to the surface. To provide accurate printing with the ability to obtain fine tolerances, the transfer unit has a printing drum rotatable about a printing drum axis and defining a printing drum periphery moving between a first zone and a second zone by rotation of the printing drum. The printing drum periphery, in the first zone, receives the conductive ink and in the second zone transfers the ink to the surface.Type: GrantFiled: September 18, 2020Date of Patent: April 30, 2024Assignee: HEMPEL A/SInventors: Josep Palasi Bargallo, Svava Davidsdottir, Mark Terrell Sutton, Morten Schnohr, Steeven Hegelund Spangsdorf, Daria Wagner, Frederik Christian Krebs
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Patent number: 11898060Abstract: The present invention concerns anti-corrosive coating compositions, in particular coating compositions for protecting iron and steel structures. In particular, the present invention relates to coating compositions comprising particulate zinc, conductive pigments, and microspheres. The invention furthermore concerns a kit of parts containing the composition, a method for its application, as well as metal structures coated with the composition.Type: GrantFiled: March 5, 2015Date of Patent: February 13, 2024Assignee: HEMPEL A/SInventors: Maria Bilurbina Camps, Andreas Lundtang Paulsen, Josep Palasi Bargallo, Tereza Vostracká
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Patent number: 11807772Abstract: The present invention relates to coating compositions for wind turbine blades. The compositions are particularly useful as topcoats for wind blades and for Leading Edge Protection (LEP). The invention also relates to a wind blade coated with a coating composition of the invention and to a method for application of the coating composition and to a method for repairing and/or replacing the existing coating layer on a wind blade by application of a coating composition of the invention. The invention also relates to a kit of parts comprising the base composition and the curing agent used in the coating composition. The coating composition used for coating a wind blade comprises a base composition comprising a polyetheraspartic ester having the formula (I) below, wherein each R represents a linear or branched C1-C10 alkyl residue, such as a linear or branched C1-C6 alkyl residue, such as for example a methyl, ethyl, propyl or butyl residue; and wherein X is a polyether.Type: GrantFiled: June 26, 2020Date of Patent: November 7, 2023Assignee: HEMPEL A/SInventors: Pablo Luis Bernad, Erik Kallesøe, Kushagra Mehrotra
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Patent number: 11787953Abstract: The present application discloses novel multilayer polysiloxane-based fouling control coating systems having included therein active constituents like biocides and/or enzymes. Further, the polysiloxane-based layers may individually have included as a part thereof hydrophilic oligomer/polymer moieties, and/or said may further comprising one or more hydrophilic-modified polysiloxane oils.Type: GrantFiled: March 5, 2021Date of Patent: October 17, 2023Assignee: HEMPEL A/SInventors: Stefan Møller Olsen, Dorte Hillerup Hansen, Anders Blom
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Patent number: 11440623Abstract: A method for improving a fluid dynamic profile and fouling properties of a marine vessel with a welding seam which forms a cap protruding above a surface being under the waterline of a vessel. The method comprising amending the welding seam by applying a fairing to the underwater surface, e.g. by use of filler. A vessel with a fairing, and a coating system for a vessel and including a fairing.Type: GrantFiled: November 6, 2018Date of Patent: September 13, 2022Assignee: HEMPEL A/SInventors: Diego Meseguer Yebra, Stefan Møller Olsen, Eduardo Andres Martinez, Kim Flugt Sørensen
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Patent number: 11279835Abstract: The present application describes novel antifouling coating compositions comprising carbon-based hydrolysable polymers of ethylenically unsaturated monomers of which some include cyclic carbonates or cyclic ethers, e.g. (2,2-dimethyl-1,3-dioxolan-4-yl)methyl (meth)acrylate (IPGA/IPGMA), isopropylidene glycerol ethoxylated acrylate (iPGEOA), isopropylidene glycerol ethoxylated methacrylate (iPGEOMA) and (2-oxo-1,3-dioxolan-4-yl)methyl (meth)acrylate (GCA/GCMA), and their use in antifouling coating compositions. Novel polymers are also described.Type: GrantFiled: November 10, 2017Date of Patent: March 22, 2022Assignee: HEMPEL A/SInventors: Eduardo Andrés Martinez, Craig Edward Wood, Nelida Gimeno Gormaz
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Publication number: 20210253872Abstract: A method is provided for establishing a fouling-release coating system on a surface of a substrate, as well as the fouling-release coating system per se. The fouling-release coating composition which is used in the method comprises one or more sterically hindered amines, in particular 2,2,6,6-tetraalkyl piperidine derivatives.Type: ApplicationFiled: June 4, 2019Publication date: August 19, 2021Applicant: HEMPEL A/SInventors: Kim Flugt SØRENSEN, Anders BLOM, Albert Camós NOGUER, Stefan Møller OLSEN
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Publication number: 20210253894Abstract: A method for improving the cleanability of an epoxy paint coat on a surface is provided. A paint composition, and its use in improving cleanability is also provided. A kit-of-parts comprising the components of the paint composition is also provided.Type: ApplicationFiled: July 4, 2019Publication date: August 19, 2021Applicant: HEMPEL A/SInventor: Helle FIEDLER
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Publication number: 20210197928Abstract: A method for improving a fluid dynamic profile and fouling properties of a marine vessel with a welding seam which forms a cap protruding above a surface being under the waterline of a vessel. The method comprising amending the welding seam by applying a fairing to the underwater surface, e.g. by use of filler. A vessel with a fairing, and a coating system for a vessel and including a fairing.Type: ApplicationFiled: November 6, 2018Publication date: July 1, 2021Applicant: HEMPEL A/SInventors: Diego Meseguer YEBRA, Stefan Møller OLSEN, Eduardo ANDRES MARTINEZ, Kim Flugt SØRENSEN
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Publication number: 20210163758Abstract: The present application describes novel antifouling coating compositions comprising carbon-based hydrolysable polymers of ethylenically unsaturated monomers of which some include cyclic carbonates or cyclic ethers, e.g. (2,2-dimethyl-1,3-dioxolan-4-yl)methyl (meth)acrylate (IPGA/IPGMA), isopropylidene glycerol ethoxylated acrylate (iPGEOA), isopropylidene glycerol N ethoxylated methacrylate (iPGEOMA) and (2-oxo-1,3-dioxolan-4-yl)methyl (meth)acrylate (GCA/GCMA), and their use in antifouling coating compositions. Novel polymers are also described.Type: ApplicationFiled: November 10, 2017Publication date: June 3, 2021Applicant: HEMPEL A/SInventors: Eduardo ANDRÉS MARTINEZ, Craig Edward WOOD, Nelida GIMENO GORMAZ
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Patent number: 10214818Abstract: The present invention concerns anti-corrosive coating compositions, in particular coating compositions for protecting iron and steel structures. In particular, the present invention relates to silicate-based coating compositions comprising particulate zinc, conductive pigments, and glass hollow microspheres. The invention furthermore concerns a kit of parts containing the composition, a method for its application, as well as metal structures coated with the composition.Type: GrantFiled: August 29, 2013Date of Patent: February 26, 2019Assignee: HEMPEL A/SInventors: Santiago Arias Codolar, Salvador Colominas Tutusaus, Tomás Alhambra Redondo, Rubèn Palomo Ribell
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Patent number: 10060039Abstract: The present invention concerns anti-corrosive coating compositions, in particular coating compositions for protecting iron and steel structures. In particular, the present invention relates to coating compositions comprising particulate zinc, conductive pigments, and hollow glass microspheres, e.g. epoxy based coatings. The invention furthermore concerns a kit of parts containing the composition, a method for its application, as well as metal structures coated with the composition.Type: GrantFiled: July 12, 2013Date of Patent: August 28, 2018Assignee: HEMPEL A/SInventors: Salvador Colominas Tutusaus, Santiago Arias Codolar, Torben Schandel, Tomás Alhambra Redondo, Andreas Lundtang Paulsen
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Patent number: 9920216Abstract: The application discloses a method for applying a fouling-release coating system to a surface, said surface suitably provided with an anticorrosive coat, and an article comprising a substrate, said substrate having a surface, preferably an anticorrosive coat on at least a part of the surface of said substrate and a tie-coat on said substrate. A curing agent composition comprising an amino-silane adduct comprising a high molecular weight amine, HMWA, as well as a tie-coat comprising said curing agent composition are also provided.Type: GrantFiled: March 21, 2014Date of Patent: March 20, 2018Assignee: HEMPEL A/SInventors: Peter Christian Weinrich Thorlaksen, Andreas Lundtang Paulsen
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Patent number: 9803055Abstract: This present disclosure relates to fluorinated polysiloxane resin compositions, and method for making the same, without the need for using halogen acids, and that display excellent properties of impact resistance, flexibility, chemical resistance, corrosion resistance, weather resistance, heat and fire resistance, abrasion resistance, ultraviolet resistance, hydrophobicity, and substrate adhesion.Type: GrantFiled: April 25, 2016Date of Patent: October 31, 2017Assignee: HEMPEL A/SInventors: Douglas E. Johnston, Jr., Roland L. Gasmena, Mark Stephen Miller, Paul Anthony Lum, Jasmine Keuk, Ronaldo J. Nicolas
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Patent number: 9759181Abstract: The present application discloses a wind turbine blade having on the outer surface thereof a polyurethane-based coating including a polyurethane binder prepared from polyol(s) having an average functionality of ?2.0 and <8.0; at least 50% (w/w) of the polyols have aliphatic polyester segments included therein and have a Mw of 300-3,000 g/mol; and polyisocyanate(s) having an average functionality of <3.0; at least 50% (w/w) of the polyisocyanate(s) are selected from: (i) polyisocyanates having aliphatic polyester segments included therein, and having a molecular weight of 500-3,000 g/mol and a functionality of ?2.0 and <3.0; (ii) polyisocyanates of the allophanate type having a Mw of 250-2,000 g/mol and a functionality of ?2.0 and <3.0; and (iii) polyisocyanates of the uretdion type having a Mw of 250-2,000 g/mol and a functionality of ?2.0 and <3.0. The application also discloses corresponding coating compositions and a method for coating a substrate.Type: GrantFiled: April 23, 2010Date of Patent: September 12, 2017Assignee: HEMPEL A/SInventors: Erik Kallesøe, Linda Nysteen
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Publication number: 20170130064Abstract: The present application discloses a silicone-based fouling-release coat comprising a polysiloxane-based binder matrix constituting at least 40% by dry weight of said coat, wherein more than 65% by weight of said binder matrix is represented by polysiloxane parts, and comprising one or more poly(oxyalkylene)-modified alcohols, e.g. poly(oxyalkylene)-modified sterols, and one or more biocides. Further, the application discloses a silicone-based fouling-release coating system, wherein one or more coats comprises one or more poly(oxyalkylene)-modified alcohols, and one or more coats comprises one or more biocides, and wherein the coating system comprising 1-20 g/m2 of one or more poly(oxyalkylene)-modified alcohols and 2-35 g/m2 of one or more biocides. Also, a corresponding marine structure and a silicone-based fouling-release coating composition are disclosed.Type: ApplicationFiled: July 10, 2015Publication date: May 11, 2017Applicant: HEMPEL A/SInventors: Kim Flugt SØRENSEN, Stefan Møller OLSEN
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Publication number: 20170066928Abstract: The present invention concerns anti-corrosive coating compositions, in particular coating compositions for protecting iron and steel structures. In particular, the present invention relates to coating compositions comprising particulate zinc, conductive pigments, and microspheres. The invention furthermore concerns a kit of parts containing the composition, a method for its application, as well as metal structures coated with the composition.Type: ApplicationFiled: March 5, 2015Publication date: March 9, 2017Applicant: HEMPEL A/SInventors: Maria Bilurbina CAMPS, Andreas Lundtang PAULSEN, Josep Palasi BARGALLO, Tereza VOSTRACKÁ;
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Patent number: 9534121Abstract: The present application discloses a fouling control coating composition comprising a polysiloxane-based binder system, 0.01-20% by dry weight of one or more hydrophilic-modified polysiloxanes, and one or more biocides. The hydrophilic-modified polysiloxane may be a poly(oxyalkylene)-modified polysiloxane, e.g. a polysiloxane having grafted thereto poly(oxyalkylene) chains and/or having incorporated in the backbone thereof poly(oxyalkylene) chains. The poly(oxyalkylene) may e.g. be selected from polyoxyethylene, polyoxypropylene and poly(oxyethylene-co-oxypropylene) (polyethylene glycols/polypropylene glycols). The application further discloses a marine structure comprising on at least a part of the outer surface thereof an outermost coating prepared from the coating composition.Type: GrantFiled: December 22, 2010Date of Patent: January 3, 2017Assignee: HEMPEL A/SInventors: Peter Christian Weinrich Thorlaksen, Anders Blom, Ulrik Bork
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Patent number: 9447289Abstract: The present invention relates to a method for the establishment of a crack resistant epoxy paint coat and paint compositions suitable for said method. The method is developed for use in ballast tanks e.g. a ballast tank of a vessel. The method involves the steps: (i) applying a paint composition comprising an epoxy-based binder system onto the surface thereby forming a curable paint film on the surface, and (ii) allowing the curable paint film to cure thereby forming the epoxy paint coat. The paint composition has a viscosity of at the most 140 KU, when ready to be applied. The paint composition comprises 35-80% by solids volume of the paint of an epoxy-based binder system having a ratio between the hydrogen equivalents and the epoxy equivalents in the range of 20:100 to 120:100. The paint composition furthermore comprises 0.5-30% by solids volume of the paint of one or more fibers. The fibers have an average length, of at the most 250 ?m.Type: GrantFiled: March 20, 2015Date of Patent: September 20, 2016Assignee: HEMPEL A/SInventors: Kim Scheibel, Jorn Kahle, Michael Stanley Pedersen, Lars Thorslund Pedersen
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Publication number: 20160264736Abstract: This present disclosure relates to fluorinated polysiloxane resin compositions, and method for making the same, without the need for using halogen acids, and that display excellent properties of impact resistance, flexibility, chemical resistance, corrosion resistance, weather resistance, heat and fire resistance, abrasion resistance, ultraviolet resistance, hydrophobicity, and substrate adhesion.Type: ApplicationFiled: April 25, 2016Publication date: September 15, 2016Applicant: HEMPEL A/SInventors: Douglas E. JOHNSTON, JR., Roland L. GASMENA, Mark Stephen MILLER, Paul Anthony LUM, Jasmine KEUK, Ronaldo J. NICOLAS