Patents Assigned to Akzo Nobel Coating International B.V.
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Publication number: 20140318433Abstract: The invention provides a waterborne antifouling coating composition comprising (i) a binder polymer, (ii) a pigment and (iii) no biocide or a biocide selected from (a) a copper biocide or a copper biocide in combination with at least one or more co-biocide(s), or (b) a copper-free biocide or a copper-free biocidein combination with at least one or more co-biocide(s), with the proviso that the biocide is not a copper biocide in combination with zinc pyrithione, and wherein the pigment volume concentration of the waterborne antifouling coating composition is greater than 80% and less than 95%.Type: ApplicationFiled: September 3, 2012Publication date: October 30, 2014Applicant: AKZO NOBEL COATINGS INTERNATIONAL B.V.Inventors: Graeme Dunford, Colin Dudgeon Anderson
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Publication number: 20140316019Abstract: An aqueous coating composition having a PVC of from 70 to 80% comprising, based on the total volume solids of the dry coating unless otherwise stated, a) opacifying pigment particles comprising i) from 4 to 10% titanium dioxide ii) from 0 to 20% of hollow polymeric particles b) non-opacifying extender particles comprising i) calcium magnesium carbonate and/or ii) calcium carbonate and/or iii) nepheline syenite and/or iv) kaolin wherein i)+ii)+iii)+iv)=40 to 75% (to be announced by Katy) and iv) is 0 to 45% c) styrene-acrylic polymer binder particles having a calculated Fox Tg of from ?30 to 5° C. having an acid value of from 15 to 65 mg KOH/g of polymer and wherein the polymer particles are derived from acrylic monomers and optionally further comprising styrene and/or its derivatives d) dispersant which is insoluble in water at pH 3 wherein the composition is free of volatile organic solvent.Type: ApplicationFiled: October 23, 2012Publication date: October 23, 2014Applicant: AKZO NOBEL COATINGS INTERNATIONAL B.V.Inventors: Simon Nicholas Emmett, Javier Perez, Stephen Arthur Wheeler, Anthony David Woods, Katherine Mary Ledingham, Julie Anne Horny
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Patent number: 8863787Abstract: A paint dispensing nozzle arrangement for dispensing paint into a paint applicator, the paint applicator having a base plate, an interface material to allow the paint to adhere to the base plate, and a removable paint mold, the nozzle arrangement comprising a dispensing nozzle for dispensing paint into the paint mold, and a displacement member, the displacement member arranged relative to the dispensing nozzle such that the nozzle can dispense paint into the paint mold without coming into contact with the interface material.Type: GrantFiled: June 13, 2008Date of Patent: October 21, 2014Assignee: Akzo Nobel Coatings International B.V.Inventor: Owen Anthony Garrigan
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Publication number: 20140302240Abstract: An aqueous insecticidal architectural coating composition comprising, i. a polymer binder comprising emulsion polymer particles having a Tg above ambient temperature, ii. an effective amount of coalescing solvent for the polymer particles, iii. an effective amount of volatile insecticide wherein the insecticide has a vapour pressure measured at 25° C. of at least 0.1 mPa and is located in the polymer particles.Type: ApplicationFiled: October 29, 2012Publication date: October 9, 2014Applicant: AKZO NOBEL COATINGS INTERNATIONAL B.V.Inventors: Sue Horley, Daragh Mcloughlin, Kai Kang, Linling Wang
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Patent number: 8829151Abstract: Coating composition comprising an oxidatively drying binder and a reactive diluent. The diluent is an ester of a polyunsaturated alcohol, the ester being without chain-end double bonds. The alcohol can selected from the group comprising geraniol, nerol, citronellol, and farnesol. The ester can be a di-ester of a dicarboxylic acid, such as malonic acid or a polyester comprising at least one terminal malonate group.Type: GrantFiled: March 23, 2007Date of Patent: September 9, 2014Assignee: Akzo Nobel Coatings International B.V.Inventors: Michel Daniel Meijer, Gijsbert Pieter Mes, Hendrik Philip Kelders, Robert Paul Klassen, Adrianus Jozefus Hendricus Lansbergen, Martin Leonhard Spierenburg
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Publication number: 20140249270Abstract: Latex emulsions are disclosed which can be used in the formation of coating compositions that are not water sensitive, have good blush resistance and retortability. In some embodiments, the coating compositions are used to coat substrates such as cans and packaging materials for the storage of food and beverages. Coating compositions can be prepared by mixing an ethylenically unsaturated monomer component and a stabilizer comprising a strong acid, in a carrier to form a monomer emulsion, reacting the monomer emulsion with an initiator to form the latex emulsion, and reacting the latex emulsion with a neutralizer. Methods of coating substrates with the coating compositions, and substrates coated with the coating compositions are also disclosed.Type: ApplicationFiled: May 15, 2014Publication date: September 4, 2014Applicant: AKZO NOBEL COATINGS INTERNATIONAL B.V.Inventors: Jude Thomas Rademacher, Gary Charles Pompignano, Willy P. Kulhanek
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Patent number: 8809416Abstract: The invention relates to a waterborne coating composition comprising between 10 and 50% by weight of a water-dispersible and hydrophobic polyester resin, between 50 and 90% by weight of a metal salt of a fatty acid (with the amounts being based on the total solids content in the waterborne coating composition), and a base in an amount of between 70% and 130% of the number of carboxylic acid groups in the resin. It furthermore relates to a process for the preparation of said waterborne coating composition, and to its use.Type: GrantFiled: May 27, 2010Date of Patent: August 19, 2014Assignee: Akzo Nobel Coatings International B.V.Inventors: Ernst Schoenleitner, Berry Schoenaker, Danny Elwood Smith
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Publication number: 20140228536Abstract: The present invention provides a continuous process of manufacturing polyester comprising introducing a polyol (7) and a polycarboxylic acid (9) into a pre-reactor (1) and allowing the polyol and the polycarboxylic acid to react to obtain a pre-polymer mixture including a polyfunctional ester; introducing the pre-polymer mixture (10) into the inlet section (13) of a distillation column (5) having a stripping section (15) and a rectifying section (16); supplying stripping gas (20) into the bottom of the distillation column (5); allowing the polyfunctional ester to polymerize in the stripping section (15) so as to form polyester and a gaseous mixture including water and unreacted reactants; removing polyester (30) from the distillation column (15); and allowing the gaseous mixture to pass through the rectifying section (16), removing from the top of the distillation column (5) a gaseous phase (35), at least partially condensing the gaseous phase and returning (46) part of the condensed gaseous phase as reflux iType: ApplicationFiled: September 28, 2012Publication date: August 14, 2014Applicant: AKZO NOBEL COATINGS INTERNATIONAL B.V.Inventors: André Banier De Haan, Anton Alexandru Kiss, Maarten Leonard Oudshoorn, Mayankkumar Rameshchandra Shah
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Publication number: 20140221562Abstract: The invention relates to a thermosetting powder coating composition comprising a first resin and a second resin, the first resin being an acid functional polyester resin with an acid value below 50 mg KOH/g, the second resin being obtainable by reacting hydroxyl functional components and acid functional components, the hydroxyl functional components comprising components containing 2 hydroxyl functional groups per molecule and/or components containing at least 3 hydroxyl functional groups per molecule, the acid functional components comprising components containing 2 acid functional groups per molecule and/or components containing at least 3 acid functional groups per molecule, wherein—more than 90 mol.Type: ApplicationFiled: August 1, 2012Publication date: August 7, 2014Applicant: AKZO NOBEL COATINGS INTERNATIONAL B.V.Inventors: Virginie Marcelle Andrée Hancill, Michele Falcone, Ergin Basar
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Patent number: 8790033Abstract: A painting apparatus comprising a paint module, an applicator assembly, and a dip-tube assembly containing a pump, the paint module having a container receiving section which is closeable by a releasably attachable lid, the applicator assembly being fluidly connectable to liquid in the container receiving section via the dip-tube assembly, in which the lid includes an aperture to allow the dip-tube assembly to pass therethrough and submerge the pump in the liquid (FIG. 1).Type: GrantFiled: April 4, 2008Date of Patent: July 29, 2014Assignee: Akzo Nobel Coatings International B.V.Inventors: Ruth Elizabeth Walcot, Michael Roger Cane, Christopher John Ord, Gary Thomas Wren, Nicholas Field, Ahmad Bittar
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Patent number: 8791204Abstract: A process for the manufacture of a polymer dispersion from a mixture of a first polypropylene polymer having sufficient carboxylic acid and/or carboxylic acid anhydride groups equivalent to an acid value of from 2 to 50 mg KOH/g nv polymer and a second polymer having a molar excess of functional groups capable of reacting with the carboxylic acid and/or carboxylic acid anhydride groups of the polypropylene is provided. Also provided herein are polypropylene dispersions in organic carrier liquid prepared by such method, as well as coating compositions comprising the dispersion and articles coated with the coating composition.Type: GrantFiled: November 10, 2009Date of Patent: July 29, 2014Assignee: Akzo Nobel Coatings International B.V.Inventor: Riaz Ahmad Choudhery
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Publication number: 20140166204Abstract: The invention concerns an adhesive system comprising (a) a resin component comprising a urea based amino resin having an F/NH2 ratio from 0.3 to 0.65; (b) a hardener component comprising at least one acid, acid generating salt or acidic salt; and, (c) an aqueous polymer dispersion; wherein the adhesive system comprises no or less than 0.9 wt % of urea, based on the weight of the entire adhesive system, in addition to any urea present in the urea based amino resin. The invention further concerns a method of producing a wood based product, wood based products obtainable thereby and use of the adhesive system.Type: ApplicationFiled: July 13, 2012Publication date: June 19, 2014Applicant: AKZO NOBEL COATINGS INTERNATIONAL B.V.Inventors: Jenny Adrian Meredith, Anna Kristina Furberb, Eugeniuez Abram, Benyahia Nasli-Bakir, Salme Pirhonen
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Publication number: 20140155530Abstract: The present invention provides a fouling-resistant composition which comprises an elastomer and a component comprising sterol(s) and/or sterol derivative(s), wherein the component is selected from acylated lanolin, alkoxylated lanolin, or lanolin oil, or a composition comprising at least 20 weight % of one or more sterol(s), at least 20 weight % of one or more C1-C12 sterol ester(s), or at least 20 weight % of alkoxylated sterol(s), wherein weight % is the percentage of the sterol or sterol derivative to the total weight of the component.Type: ApplicationFiled: August 15, 2012Publication date: June 5, 2014Applicant: AKZO NOBEL COATINGS INTERNATIONAL B.V.Inventors: Brent Vickers Tyson, Kevin John Reynolds
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Publication number: 20140141263Abstract: Structure coated with a biocidal foul release coating system, the structure being obtained by a. providing a substrate, b. coating the substrate with a first coating layer, c. applying at least one subsequent coating layer on top of the first coating layer, the first coating layer containing a biocide, the subsequent coating layer(s) containing less biocide than the first coating layer and which is(are)free or substantially free of biocide, and wherein the first and the subsequent coating layer(s) form a biocidal foul release coating system showing a controlled leaching of the biocide.Type: ApplicationFiled: July 19, 2012Publication date: May 22, 2014Applicant: AKZO NOBEL COATINGS INTERNATIONAL B.V.Inventors: Phillip Keith Jones, Ian Michael Hawkins, Andrew Curry, Zhiyi Li, John David Sinclair-Day
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Patent number: 8716367Abstract: The present invention provides coating powders that enable improved filiform corrosion resistance in clear or tinted clear coating comprising an epoxy functional acrylic copolymer component having a Tg of from 40° C. to 90° C. and chosen from a copolymer or copolymer mixture that comprises, based on the total weight of copolymerized monomers in the epoxy functional acrylic copolymer component, i) from 10 to 40 wt. % of one or more epoxy functional unsaturated monomer, e.g. glycidyl (meth)acrylate; ii) from 2.0 wt. % to 13 wt. %, preferably 12 wt. % or less, or, more preferably, 6 wt. % or less, of one or more hydrophobic acrylic monomer that has a mass solubility in water of 3.5 g/L or less and which would itself form a homopolymer having a glass transition temperature (Tg) of 50° C. to 175° C., e.g. a bicycloalkyl(meth)acrylate, and iii) the remainder of one or more nonionic comonomer that is not a hydrophobic acrylic monomer ii), e.g.Type: GrantFiled: May 14, 2008Date of Patent: May 6, 2014Assignee: Akzo Nobel Coatings International B.V.Inventors: Andrew T. Daly, Sabine Molitor-Limberg
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Patent number: 8686103Abstract: The invention relates to a water borne coating composition comprising a) a polyol, b) a polyisocyanate crosslinker, and c) a thiol functional compound, wherein the molar ratio of isocyanate groups to thiol groups ranges between 1:0.0001 and 1:0.4. The invention further relates to the use of the coating composition, and to a kit of parts for preparation of the coating composition. The coating composition according to the invention displays a balance of high curing rate, long pot life, and good film appearance of the coating prepared from it.Type: GrantFiled: December 15, 2005Date of Patent: April 1, 2014Assignee: Akzo Nobel Coatings International B.V.Inventors: Taco Scherer, Michèle Louis Van Wijk, Petrus Johannes Arnoldus Geurink, Nicolette De Wijs-Rot
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Publication number: 20140079945Abstract: An Infra Red-reflective architectural paint composition comprising: i. red iron oxide pigment ii. phthalocyanine blue pigment iii. titanium dioxide and optionally yellow iron oxide wherein the composition is free of Infra Red-absorptive black pigments, Infra Red-transparent black pigments and Infra Red-reflective black pigments, has a lightness value, L*, when dry, of from 38 to 88 and the weight ratio of i:ii is from 3:1 to 15:1.Type: ApplicationFiled: May 14, 2012Publication date: March 20, 2014Applicant: AKZO NOBEL COATINGS INTERNATIONAL B.V.Inventors: Kenneth Andrew Murray, Barry Norman Osborn
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Patent number: 8647745Abstract: Corrosion and chip-resistant coatings for high tensile steel components, such as automotive coil springs, are formed from a coating composition comprising a substantially non-zinc containing primer and a topcoat. The primer includes an epoxy resin having an epoxy equivalent weight of about 860 to about 930, a polyhydroxyl functional phenolic curing agent having a hydroxyl equivalent weight of about 200 to about 500, and a filler material. The topcoat includes an epoxy resin having an epoxy equivalent weight of about 520 to about 930, an elastomer-modified epoxy resin having an epoxy equivalent weight of about 1000 to about 1600, a carboxyl functional polyester with an acid number of about 45 to about 75 mg KOH/g, a foaming agent and a reinforcing fiber.Type: GrantFiled: January 23, 2009Date of Patent: February 11, 2014Assignee: Akzo Nobel Coating International B.V.Inventor: Chad Lucas
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Publication number: 20140024744Abstract: The invention relates to a composition that can be used as a coating and that can protect a substrate coated with this composition from high heat. The composition comprises: a polysulfide, an epoxy resin, a compound selected from compounds having a secondary and/or a tertiary amine group, and compounds having an amide group, a polysiloxane, and fibres.Type: ApplicationFiled: January 20, 2012Publication date: January 23, 2014Applicant: AKZO NOBEL COATINGS INTERNATIONAL B.V.Inventors: Malkit Singh Deogon, Manmohan Singh Deogon
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Patent number: 8632271Abstract: A painting apparatus comprising a paint module, an applicator assembly having an applicator surface, and a pump, the paint module having a container receiving section, the applicator assembly being fluidly connectable to the container receiving section such that the pump can supply liquid contained in the container receiving section to the applicator assembly, in which the apparatus can operate in a painting cycle where the container receiving section receives a paint container with a supply of paint such that the paint can be supplied to the applicator assembly, and in a cleaning cycle where the container receiving section receives a liquid in the form of a cleaning fluid, such that the cleaning fluid can be supplied to the applicator assembly (FIG. 1).Type: GrantFiled: April 4, 2008Date of Patent: January 21, 2014Assignee: Akzo Nobel Coatings International B.V.Inventors: Ruth Elizabeth Walcot, Michael Roger Cane, Christopher John Ord