Patents Assigned to Akzo
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Publication number: 20130331304Abstract: The present invention relates to a chelating agent precursor that contains glutamic acid N,N-diacetic acid (GLDA) and/or methylglycine N,N-diacetic acid (MGDA) wherein at least one of the carboxylic acid groups is present as a carboxylic acid derivative selected from the group of amides, anhydrides, and esters, combinations thereof, and salts thereof, provided that it is not the triethyl ester of GLDA, the triethyl mono-t-butyl ester of GLDA, the tri-t-butyl ester of GLDA, the monobenzyl tri-t-butyl ester of GLDA, any ester or amide that contains azacycloalkane groups, any amide that contains biotin groups, any amide that contains minoethylcarbamoyl based amide groups, (S)-diethyl 2,2?-(1-benzyloxy)-1,5-dioxo-5-(prop-2-ynylamino)pentan-2-ylazanediyl-diacetate, diethyl 2,2?-(5-(3-azidopropylamino)-1-(benzyloxy)-1,5-dioxo-pentan-2-ylazanediyl-diacetate, the trimethyl ester of MGDA, the monomethyl ester dimethylamide of MGDA, the dibenzyl ester of MGDA, the dibenzyl mono t-butyl ester of MGDA, the di t-butyl estType: ApplicationFiled: February 20, 2012Publication date: December 12, 2013Applicant: AKZO NOBEL CHEMICALS INTERNATIONAL B.V.Inventors: James N. Lepage, Cornelia Adriana De Wolf, Johanna Hendrika Bemelaar, Adrianus Maria Reichwein, Axel Carstens, Edwin Rudolf Antony Bang
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Publication number: 20130331483Abstract: The present invention relates to an organic-inorganic hybrid paint composition comprising (a) an organic resin comprising an acrylic resin, a melamine resin and an epoxy resin; (b) a ceramic resin; and (c) a solvent. The paint composition of the present invention may be easily cured without a curing accelerator unlike conventional paint compositions, and it may form a paint film having generally improved properties of surface hardness and scratch resistance, as well as gloss, adhesion, boil resistance, chemical resistance, and the like.Type: ApplicationFiled: December 16, 2011Publication date: December 12, 2013Applicant: AKZO NOBEL COATINGS INTERNATIONAL B.V.Inventors: Youn Bong Kang, Peng Sam Park
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Publication number: 20130323339Abstract: The present invention relates to compositions comprising banyan tree, lotus, and clover serum fractions. A method of improving the appearance of aging skin may comprise the step of applying a composition comprising an effective amount of banyan tree serum fraction, lotus serum fraction, and clover serum fraction to a sign of aging on a skin surface, wherein the composition is applied for a period of time sufficient to improve the appearance of the aging skin. The method may include the step of identifying a sign of aging on a facial skin surface.Type: ApplicationFiled: February 21, 2012Publication date: December 5, 2013Applicant: AKZO NOBEL SURFACE CHEMISTRY LLCInventors: Michael Koganov, Olga Dueva-Koganov
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Publication number: 20130324652Abstract: Coating compositions are disclosed having a non-bisphenol A based film forming resin and an adhesion promoter resin. The coating compositions provide an alternate to epoxy resins that still allow melamine formaldehyde free cure, blush resistance, capability to retort and can withstand hard-to-hold beverages. In some embodiments, the coating compositions are used to coat substrates such as cans and packaging materials for the storage of food and beverages. Substrates can be coated by preparing an adhesion promoter composition by a method including mixing an epoxidized resin and a solvent to form a mixture, adding a phosphoric acid compound to the resulting mixture to form a phosphate ester, adding water to partially hydrolyze the phosphate ester, and adding a neutralizer to form the adhesion promoter resin, followed by blending the adhesion promoter resin with a non-bisphenol A based film forming resin to form a coating composition, and applying the coating composition to the substrate.Type: ApplicationFiled: December 23, 2011Publication date: December 5, 2013Applicant: AKZO NOBEL COATINGS INTERNATIONAL B.V.Inventors: Gary Pompignano, David John Dyer, Stuart Higgs
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Patent number: 8596898Abstract: A paint roller assembly comprising a primary roller (69) and a secondary roller (67), the secondary roller being positioned relative to the primary roller such that paint supplied to the roller assembly passes over part of the secondary roller before being fed onto an exterior surface of the primary roller.Type: GrantFiled: April 4, 2008Date of Patent: December 3, 2013Assignee: Akzo Nobel Coatings International B.V.Inventors: Ruth Elizabeth Walcot, Michael Roger Cane, Christopher John Ord
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Publication number: 20130316083Abstract: The present invention includes a paint formulation comprising a water-based latex and microspheres, wherein the microspheres have an effective particle size and are present in an effective amount to both provide a smooth paint finish and fill, cover or conceal superficial blemishes in a painted substrate when the paint formulation is dry. In another embodiment, the present invention includes a method of applying a paint formulation to a substrate having superficial surface imperfections comprising applying with a first paint applicator the paint formulation to the superficial imperfections in the surface to be painted, allowing the applied paint formulation to dry until it is at least dry to the touch, applying with a second paint applicator the paint formulation to the surface of the substrate to produce a first paint surface.Type: ApplicationFiled: November 15, 2011Publication date: November 28, 2013Applicant: AKZO NOBEL COATINGS INTERNATIONAL B.V.Inventors: Maria French, Glen Joseph Kaszubski
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Publication number: 20130306497Abstract: A paint container (10) including a main body (12), a liner assembly (18) which locates inside the main body, and a shroud (14), in which the shroud cooperates with the liner assembly and the main body so as to releasably secure the liner assembly to the main body.Type: ApplicationFiled: February 7, 2012Publication date: November 21, 2013Applicant: AKZO NOBEL COATINGS INTERNATIONAL B.V.Inventors: Timothy James Llewellyn, Eric Thomas Connolly
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Publication number: 20130298948Abstract: The invention relates to the use of an alkaline aqueous composition comprising a) an amine oxide b) a nonionic surfactant, not being an amine oxide, and c) a cationic hydrotrope having the formula (I), where R=C6-C22 hydrocarbyl, R1 and R2 are independently C1-C4 alkyl, n is at least 12, and at most 25, and X? is an anion, e.g. halide or methylsulphate; for removal of dirt from hard surfaces. In particular the composition significantly reduces the amount of traffic film remaining on the surface after brushless vehicle cleaning as compared to presently applied formulation concepts. Further, the invention relates to certain such compositions and intermediates to make these.Type: ApplicationFiled: December 5, 2011Publication date: November 14, 2013Applicant: AKZO NOBEL CHEMICALS INTERNATIONAL B.V.Inventors: Mahnaz Company, Anette Thyberg
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Publication number: 20130292611Abstract: A method of inhibiting gas hydrates comprises contacting gas hydrates with a hybrid mixture including a copolymer of at least one ethylenically unsaturated monomer and a naturally derived hydroxyl containing chain transfer agent.Type: ApplicationFiled: December 23, 2011Publication date: November 7, 2013Applicant: AKZO NOBEL CHEMICALS INTERNATIONAL B.V.Inventors: Stuart Holt, John S. Thomaides
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Publication number: 20130292261Abstract: The invention relates to a process of producing alkali metal chlorate in an electrolytic cell comprising an anode and a cathode, wherein at least one chromium compound having a valence lower than +6 is added to the process, wherein said at least one chromium compound is oxidized to hexavalent chromium within said process, wherein substantially no hexavalent chromium is added to the process from an external source. The invention also relates to the use of an aqueous solution of chromium compounds as an additive to a chlorate process.Type: ApplicationFiled: December 19, 2011Publication date: November 7, 2013Applicant: Akzo Nobel Chemicals International B.V.Inventors: Kristoffer Hedenstedt, Rolf Edvinsson Albers
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Patent number: 8574719Abstract: An anti-fouling coating composition comprising (i) a curable polymer and (ii) an organosilicone polymer. This anti-fouling coating composition has a low surface energy, has suitable elastomeric properties, decreases the settlement of fouling organisms and their adhesion strength, and can be used as a clear coat without a misty or milky appearance.Type: GrantFiled: April 28, 2008Date of Patent: November 5, 2013Assignee: Akzo Nobel Coatings International B.V.Inventors: Cait Marie Davies, David Neil Williams, Kathryn Joyce Willett
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Patent number: 8574708Abstract: The present invention provides chip-resistant powder topcoats for corrosion resistant powder coated steel substrates, such as, for example, automotive suspension coil springs, comprising powder coatings formed from one or more wax and a resin component of one or more toughened epoxy resin. The present invention provides dual coatings of toughened epoxy powder basecoats and topcoats, which may be foamed and/or fiber reinforced. The powder used to form the chip resistant topcoat can further comprise up to 200 phr or, preferably, up to 75 phr of one or more extender, or 0.5 or more phr of one or more extender, such as barium sulfate, while fully retaining its chip resistant properties. In addition, the powder used to form the chip resistant topcoat can be a low temperature curing powder comprising one or more low temperature curing agent.Type: GrantFiled: October 14, 2008Date of Patent: November 5, 2013Assignee: Akzo Nobel Coatings International B.V.Inventors: Douglas S. Cinoman, Edward G. Nicholl
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Publication number: 20130289160Abstract: A process for making an antifouling coating composition comprising the following steps: a) preparation of a binder polymer in an organic solvent; b) emulsification of the binder polymer and the organic solvent into water; c) removal of all or part of the organic solvent from the emulsion; and d) formulation of the emulsion into a water-based anti-fouling coating composition.Type: ApplicationFiled: December 19, 2011Publication date: October 31, 2013Applicant: AKZO NOBLE COATINGS INTERNATIONAL B.V.Inventors: Claudio Argentino Di Lullo, Ian Stuart Millichamp
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Patent number: 8568565Abstract: The present invention relates to a silica-based sol having a concentration of soluble silica of less than about 1000 mg SiO2/l, conductivity of at least about 2.0 mS/cm and S-value below about 50%. The invention further relates to a method of producing a silica-based sol comprising subjecting an aqueous alkali metal silicate solution to electrodialysis to form an electrodialyzed sol, and acidifying the electrodialyzed sol to form an acidified sol having a pH in the range of from about 5.0 to about 10. The invention further relates to silica-based sol obtainable by the process and to the use of the silica-based sol as a flocculating agent. The invention further relates to a process for producing paper which comprises providing an aqueous suspension comprising cellulosic fibers, adding to the suspension one or more drainage and retention aids comprising a silica-based sol according to the invention, and dewatering the obtained suspension to provide a sheet or web of paper.Type: GrantFiled: July 10, 2009Date of Patent: October 29, 2013Assignee: Akzo Nobel N.V.Inventors: Marek Tokarz, Hans-Åke Baltsen
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Publication number: 20130281574Abstract: 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 of the invention may be prepared by polymerizing at least one ethylenically unsaturated monomer component, a stabilizer comprising a strong acid and an initiator in a carrier to form an emulsion, polymerizing the emulsion with at least one different ethylenically unsaturated monomer component to prepare the composite latex emulsion, and reacting the composite latex emulsion with a neutralizer to form the coating composition. Methods of coating substrates with the coating compositions, and substrates coated with the coating compositions are also disclosed.Type: ApplicationFiled: December 28, 2011Publication date: October 24, 2013Applicant: AKZO NOBEL COATINGS INTERNATIONAL B.V.Inventors: Cathy Li, Tiffany Weidendorf, Timothy I. Memmer, Daniel Bode
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Publication number: 20130280544Abstract: Various embodiments of radiation curable coating compositions are provided. In one embodiment, a radiation curable coating composition includes a (meth)acrylate functional compound and an adhesion promoting (meth)acrylate compound. The radiation curable coating composition can also include a (meth)acrylate functional compound, a poly(meth)acrylate and a reactive diluent. The (meth)acrylate functional compound can be made from the reaction of a multifunctional isocyanate, a polyol and a hydroxyl functional (meth)acrylate in the presence of a catalyst.Type: ApplicationFiled: December 23, 2011Publication date: October 24, 2013Applicant: AKZO NOBEL COATINGS INTERNATIONAL B.V.Inventors: Gary Pierce Craun, Kenneth James Gardner, Patricia Miller
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Publication number: 20130277280Abstract: The present invention relates to a process for enriching an iron mineral from a silicate-containing iron ore by reverse froth flotation of the ore using a collecting composition comprising: a) a compound of formula R1O-A-NH(CH2)nNH2 (I), wherein R1 is a straight or branched hydrocarbyl group with 12-15 carbon atoms, A is a group —CH2CHXCH2—, wherein X is hydrogen or a hydroxyl group, and n is a number 2-6; b) a compound of formula R2NH2 (II), where R2 is a hydrocarbyl group having 12-14 carbon atoms; c) a compound of formula R3NH2 (III), wherein R3 is a straight or branched, saturated or unsaturated hydrocarbyl group having 16-22 carbon atoms; and d) optionally a depressing agent for the iron mineral, wherein the amount of a) is at least 65% by weight, based on the total weight of a), b) and c), and at most 90% by weight, based on the total weight of a), b) and c), and wherein the weight ratio between c) and b) is 4:1 to 1:1.Type: ApplicationFiled: December 23, 2011Publication date: October 24, 2013Applicant: Akzo Nobel Chemicals International B.V.Inventors: Jan Olof Gustafsson, Malin Juberg
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Publication number: 20130281329Abstract: The present invention relates to a process for treating a subterranean formation wherein a fluid containing an ammonium salt of glutamic acid N, N-diacetic acid (GLDA) or methylglycine N, N-diacetic acid (MGDA) is introduced into the formation.Type: ApplicationFiled: December 14, 2011Publication date: October 24, 2013Applicant: AKZO NOBEL CHEMICALS INTERNATIONAL B.V.Inventors: Cornelia Adriana De Wolf, James N. Lepage, Hisham Nasr-El-Din, Mohamed Ahmed Nasr-El-Din Mahmoud, Edwin Rudolf Antony Bang, Noble Thekkemelathethil George
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Patent number: 8563778Abstract: The present invention relates to a process to prepare ethylene amines by the amination of ethylene oxide, ethylene glycol or ethanolamine in the presence of a catalyst, comprising a step wherein methylamine and/or ethylamine are removed from the reaction effluents.Type: GrantFiled: December 29, 2008Date of Patent: October 22, 2013Assignee: Akzo Nobel N.V.Inventors: Martin Stefan Hanson, Leif Kenny Christian Gustafson, Johan Lif, Boris Kuzmanovic, Ulf Schröder
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Publication number: 20130274110Abstract: A composition is provided, comprising a non-ionic, water-soluble, hydrophobically modified lower alkyl hydroxyalkyl linear polysaccharide ether, wherein the hydrophobic group comprises a long-chain C10-C18 alkyl or alkenyl group, the lower alkyl group has 1-4 carbon atoms, and the hydroxyalkyl groups are hydroxyethyl and/or hydroxypropyl; and one or more agriculturally active ingredient. A method for treating a plant is also provided, comprising the step of contacting a plant with a composition of the invention.Type: ApplicationFiled: December 13, 2011Publication date: October 17, 2013Applicant: Akzo Nobel Chemicals International B.VInventors: Peter Westbye, Leif Olof Karlson