Patents Assigned to Akzo
  • Publication number: 20090142600
    Abstract: The invention relates to a multi-layer coating system comprising at least one layer a) comprising a coating composition a) comprising at—least one isocyanate-functional compound and at least one thiol-functional compound, and—at least one layer b) comprising an aqueous coating composition b), wherein at least one layer a) and at least one layer b) have at least one common layer boundary, and wherein coating composition b) comprises at least 17 mmol/kg, calculated on the weight of coating composition b), of a catalyst for the addition reaction of the at least one thiol-functional compound and the at least one isocyanate-functional compound.
    Type: Application
    Filed: December 12, 2006
    Publication date: June 4, 2009
    Applicant: AKZO NOBEL COATINGS INTERNATIONAL B.V.
    Inventors: Nazire Dogan, Josef Pancratius Maria Jonker, Robertus Petrus Cornelis Van Der Krogt, Peter Wijnands
  • Patent number: 7534760
    Abstract: The present invention relates to a clear and stable, highly alkaline composition with controlled foaming, containing a high amount of surface active nonionic alkylene oxide adduct and a hexyl glycoside as a hydrotrope. This composition has a very good wetting and cleaning ability and can be used for cleaning of hard surfaces, in a mercerization process and for a cleaning, desizing or scouring process of fibres and fabrics.
    Type: Grant
    Filed: May 13, 2005
    Date of Patent: May 19, 2009
    Assignee: Akzo Nobel N.V.
    Inventors: Ingegard Johansson, Bo Karlsson, Christine Strandberg, Gunvor Karlsson, Karin Hammarstrand
  • Publication number: 20090124723
    Abstract: Process for the modification of a polymer or copolymer having the following general structure for one or more of the repeating units: (1) wherein n is an integer, m is an integer in the range 0 to 6, and R is selected from hydrogen, substituted or unsubstituted C1-C20 alkyl, C3-C20 cycloalkyl, C6-C20 aryl, C7-C20 aralkyl, and C7-C20 alkaryl, which groups may include linear or branched alkyl moieties; the optional one or more substituents being selected from the group consisting of hydroxy, alkoxy, linear or branched alk(en)yl, aryloxy, halogen, carboxylic acid, ester, carboxy, nitrile, and amido groups, which process involves contacting the polymer or copolymer with a cyclic organic peroxide under conditions whereby at least some of said peroxide is decomposed. This process results in a (co)polymer with a high degree of branching but free of gel formation.
    Type: Application
    Filed: February 22, 2007
    Publication date: May 14, 2009
    Applicant: AKZO NOBEL N. V.
    Inventors: Andreas Herman Hogt, Wilhelm Klaas Frijlink
  • Publication number: 20090114879
    Abstract: The present invention relates to the use of a specific group of alkoxylated and/or acylated non-quaternary nitrogen-containing compounds as anti-agglomerants for gas hydrates. The anti-agglomerants are surface-active non-quaternary nitrogen-containing compounds with 1-5 nitrogen atoms, which compounds have at least one hydrophobic group with 6-24 carbon atoms, and where the hydrophobic group is connected to the remainder of the molecule by an amine moiety, an ether moiety or an amide moiety, provided that when the hydrophobic group is connected by means of an amide moiety to the remainder of the molecule, the compounds must contain a total of at least two nitrogen atoms, and optionally contain 1-12 —CH2CH2O— groups and/or 1-6 hydroxyalkyl groups with 3-4 carbon atoms; and which compounds have at least one C2-C3 acyl group and/or at least one hydroxyalkyl group with 3-4 carbon atoms; or a salt thereof.
    Type: Application
    Filed: March 16, 2007
    Publication date: May 7, 2009
    Applicant: AKZO NOBEL N.V.
    Inventors: Martin Hellsten, Hans Oskarsson
  • Publication number: 20090101205
    Abstract: The present invention pertains to a process for preparing a rubber precursor or a rubber composition comprising a modified inorganic oxygen-containing particulate material comprising the steps of: a) preparing a mixture of the modified inorganic oxygen-containing particulate material and a first solvent; and b1) adding the mixture to a rubber precursor comprising at least one polymer and optionally a second solvent; or b2) adding the mixture to a rubber composition comprising at least one monomer of a rubber precursor and optionally a second solvent, and polymerising the monomer(s) to form the rubber precursor; c) optionally cross-linking the rubber precursor in the presence of a cross-linking agent to form a rubber composition; and d) optionally removing the first and/or second solvents before, during or after any of the steps b1), b2), and c). The invention further pertains to rubber compositions comprising rubber and inorganic oxygen-containing particulate material modified with a coupling agent.
    Type: Application
    Filed: March 14, 2007
    Publication date: April 23, 2009
    Applicant: AKZO Nobel N.V. ,a corporation
    Inventors: Rudolf Anthonius Maria Venderbosch, Elwin Schomaker, Auke Gerardus Talma
  • Patent number: 7507804
    Abstract: The present invention relates to peptides immunochemically reactive with antibodies to the Epstein-Barr virus (EBV), nucleic acid sequences encoding these peptides, monoclonal antibodies against these peptides, cell lines capable of producing monoclonal antibodies and anti-idiotype antibodies. The invention also relates to recombinant vector molecules comprising a nucleic acid sequence according to the invention and host cells transformed or transfected with these vector molecules. The invention is further concerned with immunological reagents and methods for the detection of EBV or anti-EBV antibodies and a method for the amplification and detection of Epstein Barr viral nucleic acid.
    Type: Grant
    Filed: December 21, 2001
    Date of Patent: March 24, 2009
    Assignee: Akzo Nobel, N.V.
    Inventors: Jaap M. Middeldorp, Wouterus M. J. van Grunsven
  • Publication number: 20090076299
    Abstract: The present invention relates to the use of phosphated 2-propylheptanol or a phosphated 2-propylheptanol alkoxylate as a hydrotrope in aqueous alkaline solutions for a C8-C18-alcohol alkoxylate containing 1-20 ethyleneoxy units. It also relates to a phosphated 2-propylheptanol alkoxylate per se, and an alkaline cleaning composition comprising a C8-C18-alcohol alkoxylate containing 1-20 ethyleneoxy units and phosphated 2-propylheptanol and/or a phosphated 2-propylheptanol alkoxylate as a hydrotrope. The cleaning compositions may be used for industrial cleaning of hard surfaces, for example for vehicle cleaning or machine dishwashing.
    Type: Application
    Filed: November 10, 2008
    Publication date: March 19, 2009
    Applicant: Akzo Nobel N.V.
    Inventors: Mahnaz Company, Magnus Franck, Anette Thyberg
  • Patent number: 7504498
    Abstract: A water-soluble methyl cellulose ether, having a flocculation point below 100° C., is manufactured by reacting methyl chloride and a cellulose activated by mercerizing the cellulose with aqueous alkali in the presence of a C2-C3 alkyl chloride as a reaction medium at a temperature from 65° C. to 90° C. and at a pressure from 3 to 15 bar. The weight ratio between the cellulose and the C2-C3 alkyl chloride is normally from 1:1 to 1:5. The use of the reaction medium makes it possible to produce at a low pressure methyl cellulose ether at a good rate.
    Type: Grant
    Filed: November 26, 2002
    Date of Patent: March 17, 2009
    Assignee: Akzo Nobel N.V.
    Inventors: Lars Berglund, Karl-Axel Johansson, Kenneth Sundberg
  • Publication number: 20090048097
    Abstract: Process for the preparation of an oxidic catalyst composition consisting of one or more trivalent metals preferably aluminum, one or more divalent metals preferably magnesium and more than 18 wt % of one or more compounds selected from the group consisting of rare earth metal compounds, phosphorus compounds, and transition metal compounds, which process comprises the steps of preparing a precursor mixture consisting of (i) or more trivalent metal compounds, (ii) one or more divalent metal compounds, (iii) one or more compounds selected from the group consisting of rare earth metal compounds, and transition metal compounds, and (iv) optionally water, which precursor mixture is not a solution. The resulting oxidic catalyst composition is suitable as a metal trap and SOx sorbent FCC processes.
    Type: Application
    Filed: December 6, 2004
    Publication date: February 19, 2009
    Applicant: AKZO NOBEL N.V.
    Inventors: William Jones, Dennis Stamires, Paul O'Connor, Michael Brady
  • Patent number: 7488402
    Abstract: The invention related to process for the production of paper from an aqueous suspension containing cellulosic fibers, and optional fillers, which comprises adding to the suspension (i) a cationic vinyl addition polymer prepared by polymerizing one or more ethylenically unsaturated monomers comprising a cationic monomer; (ii) an anionic polymer having one or more aromatic groups selected from the group consisting of polymers obtained by condensation of formaldehyde with benzene-based and naphthalene-based compounds, polyurethanes, polysaccharides, and lignin-based polymers; wherein (i) and (ii) are separately added to the suspension; and (iii) a low molecular weight cationic organic polymer having a molecular weight in the range of from 2,000 to about 700,000; or an anionic microparticulate material; and forming and draining the obtained suspension on a wire.
    Type: Grant
    Filed: June 10, 2005
    Date of Patent: February 10, 2009
    Assignee: Akzo Nobel N.V.
    Inventors: Sten Frölich, Fredrik Solhage, Erik Lindgren, Hans E. Johansson-Vestin
  • Publication number: 20090030139
    Abstract: The invention relates to a solid pigment preparation comprising a pigment and a dispersant resin, wherein the composition comprises at least 35% by weight of at least one pigment and at most 65% by weight of dispersant resin, calculated on the combined weight of pigment and dispersant resin, wherein the dispersant resin comprises a polymer backbone produced by chain-reaction polymerization having pendent hydrophilic polyalkylene oxide side groups, and wherein the pigment particles within the preparation have average particle sizes in the range of 50 nm to 5,000 nm.
    Type: Application
    Filed: October 3, 2006
    Publication date: January 29, 2009
    Applicant: Akzo Nobel Coatings International B.V.
    Inventors: Jamie MacLiver Roy, Hendrik Jan Willem Van Den Haak, Roger Francis Graham Brown
  • Patent number: 7482424
    Abstract: The invention relates to a method for production of polymeric hydroxylalkyl terminated polysulphides, whereby monomeric hydroxylalkyl terminated polysulphides are reacted with formaldehyde in the presence of an acid catalyst in the form of a solid acid, in particular, an acidic ion exchanger, in which the reaction water and optional added solvent and catalyst are separated off. The products are characterized by a very high uniformity (low polydispersity) and can advantageously be functionalized with subsequent reactions.
    Type: Grant
    Filed: September 16, 2005
    Date of Patent: January 27, 2009
    Assignee: Akzo Nobel N.V.
    Inventors: Michael Zeitler, Nils Kottner, Manfred Bergfeld
  • Publication number: 20090017315
    Abstract: The present invention relates to coating compositions comprising a polysiloxane, a alkyl titanate, talc and/or mica, aluminium flakes, and optionally an alkyl orthosilicate or a condensation product thereof. The invention also relates to steel sub-strates coated with these coating compositions.
    Type: Application
    Filed: December 20, 2006
    Publication date: January 15, 2009
    Applicant: AKZO NOBEL COATING INTERNATIONAL B.V.
    Inventors: Lesley Michelle Hamilton, Trevor Michael Wills, Adrian Ferguson Andrews, Marie Clare Halliday
  • Publication number: 20090018178
    Abstract: The present invention relates to the use of haloarylpyrazoles as tick-repellent compositions, and to an administration regimen of specific haloarylpyrazoles for controlling ticks on animals.
    Type: Application
    Filed: November 3, 2004
    Publication date: January 15, 2009
    Applicant: AKZO NOBEL N.V.
    Inventors: Christina Mertens, Heike Dohrmann
  • Publication number: 20090015835
    Abstract: Method of analyzing the visual properties of a paint film comprising effect pigments illuminated by a light source, characterized in that a first polarizing filter is located between the light source and the paint film and a second polarizing filter is located between the paint film and an imaging detector, and in that the polarization axis of at least one of the polarizers is moved between an orientation substantially at right angles to the orientation of the polarization axis of the other polarizer and an orientation in which the angle between the two polarization axes is smaller.
    Type: Application
    Filed: February 22, 2007
    Publication date: January 15, 2009
    Applicant: AKZO NOBEL COATINGS INTERNATIONAL B.V.
    Inventors: Aneeshkumar Balakrishnan, Prashant Raman, Gerardus Johannes Petrus Van Den Kieboom
  • Publication number: 20090012260
    Abstract: The invention relates to a process for preparing a polysulfide comprising the step of reacting a first hydroxyl-terminated polysulfide of formula (I) wherein n is 2 to 40, with at least one compound selected from the group consisting of a second hydroxyl-terminated polysulfide which is in accordance with formula (I), a hydroxyl- and/or thiol-containing molecule, and a phosphorous sulfide to obtain a third hydroxyl-terminated polysulfide, wherein the reaction is carried out in the presence of an acid catalyst if the compound is the second hydroxyl-terminated polysulfide or the hydroxyl- and/or thiol- containing molecule, and if the compound is the phosphorous sulfide, the reaction is optionally carried out in the presence of an acid catalyst.
    Type: Application
    Filed: March 2, 2007
    Publication date: January 8, 2009
    Applicant: AKZO NOBEL N.V.
    Inventors: Eike Nicolas Kantzer, Olaf Klobes, Dieter Wolfgang Lange
  • Publication number: 20080314500
    Abstract: The invention relates to process for the preparation of a visual properties-matching multilayer coating sheet comprising the steps of a) determining the visual property data of a surface to be matched in visual properties; b) transmitting the data from step a) to a system configured to receive such data, and determination of the composition data of a coating composition having an acceptable match of visual properties; c) preparing a visual properties-matching coating composition according to the determined composition data; d) providing a base sheet layer optionally having an adhesive layer and a backing layer on one surface; e) applying the visual properties-matching coating composition to one surface of the base sheet layer to form a colour- and/or effect-imparting coating layer; f) optionally, drying the applied colour- and/or effect-imparting coating layer; g) optionally, applying a clear coat layer on top of the colour- and/or effect-imparting coating layer; h) optionally, drying and/or curing the clear
    Type: Application
    Filed: November 13, 2006
    Publication date: December 25, 2008
    Applicant: AKZO NOBEL COATINGS INTERNATIONAL B.V.
    Inventors: Vincent Matthijs Boers, Harmen Jelke Kielstra, Klaas Jan Hendrik Kruithof, Edward Marinus
  • Publication number: 20080308556
    Abstract: A lidded container comprising a container body with side walls, a bottom, and a top end with an opening comprising means to retain a lid, and an upstanding edge around the opening having its outer sides in line with the side walls of the container. The upstanding edge is provided with at least one recess, which preferably inclines over the width of the upstanding edge from the opening downwardly to the edge's outer sides.
    Type: Application
    Filed: October 3, 2006
    Publication date: December 18, 2008
    Applicant: Akzo Nobel Coating International B.V.
    Inventor: James Patrick Dale
  • Publication number: 20080307699
    Abstract: The invention relates to an aqueous fuel composition having a homogeneous liquid phase, a so called microemulsion, containing a liquid hydrocarbon fraction, ethanol and an additive with an emulsifying and solubilizing ability. The composition comprises a) 70-95% by weight of an hydrocarbon fraction having a boiling point within the range from 130 to 425° C., b) 2-25% by weight of ethanol, c) 0.002-0.8% by weight of water, and d) 0.2-25% by weight of an additive comprising 5-100% by weight of an nitrogen-containing surfactant, such as an amine surfactant, an ether amine surfactant, an amine oxide surfactant and an amido surfactant, and optionally an alcohol having a hydrocarbon group of 5-24 carbon atoms. Preferably the additive comprises 5-90% by weight of the nitrogen-containing surfactant and 10-95% by weight of the alcohol. The composition, which can be stored for long periods, may be used as a fuel in diesel engines.
    Type: Application
    Filed: May 12, 2008
    Publication date: December 18, 2008
    Applicant: Akzo Nobel N.V.
    Inventors: Anna Lif, Sara Olsson
  • Publication number: 20080311410
    Abstract: The invention relates to a layered double hydroxide having a distance between the individual layers of the layered double hydroxide of above 1.5 nm and comprising 2 or more charge-balancing organic anions having 8 or more carbon atoms, wherein at least 2 of the organic anions have a different number of carbon atoms, and wherein less than 10% of the total of charge-balancing anions are charge-balancing organic anions having 2 or more anionic groups.
    Type: Application
    Filed: December 1, 2006
    Publication date: December 18, 2008
    Applicant: AKZO NOBEL N.V.
    Inventors: Elwin Schomaker, Robin Winters, Siebe Cornelis De Vos