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Akzo Nobel N.V. Patents
Assignee:
Akzo Nobel N.V.
Address:
Arnhem, NL
No. of patents:
1056
Patents:












Patent Number Title Of Patent Date Issued
RE41208 Acid-capped quaternized polymer and compositions comprising such polymer April 6, 2010
The invention relates to a polymer comprising quaternary ammonium and/or quaternary phosphonium groups bound to the backbone of the polymer, said quaternary ammonium groups and/or quaternary phosphonium groups being neutralised by counter-ions, wherein the counter-ions consist of the
RE40730 Adhesive system June 9, 2009
The invention relates to an adhesive system comprising (a) an etherified amino resin, (b) a polymer prepared from one or more ethylenically unsaturated monomers, (c) a curing agent, and (d) a polyvinyl alcohol and the use thereof for gluing wood based products. The invention also rel
H1825 Isothermal transcription based assay for the detection of HTLV I and HTLV II RNA December 7, 1999
An isothermal transcription based amplification assay for the detection of HTLV I RNA uses primers and probes for sequences within the tax gene, the pol gene, or the gag gene. An isothermal transcription based amplification assay for the detection of HTLV II uses primers and probes for s
D472268 Color fan March 25, 2003
D472162 Timer March 25, 2003
8568565 Silica-based sols October 29, 2013
The present invention relates to a silica-based sol having a concentration of soluble silica of less than about 1000 mg SiO.sub.2/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 compris
8563778 Process to prepare ethylene amines October 22, 2013
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.
8299183 Polymer dispersion and process for preparing a polymer dispersion October 30, 2012
The invention relates to a process for preparing an aqueous polymer dispersion comprising reacting, in the presence of a polymeric cationic co-stabilizer (A), one or more monomers (m), and a polymer (B) of a monomer mixture comprising at least one monomer (x) having a primary, second
8298617 Process for the preparation of a cross-linked rubber article October 30, 2012
Process for preparing a cross-linked rubber article comprising the steps of: a) applying a sulfur-containing composition to the surface of a pre-shaped peroxide-containing cross-linkable rubber article to provide a sulfur-coated article, and b) cross-linking the rubber by heating the
8293683 Alkylamidopropyl dialkylamine surfactants as adjuvants October 23, 2012
The present invention generally relates to an aqueous herbicidal formulation that comprises at least one phenoxy acid herbicide or an agriculturally acceptable salt or derivative thereof, and an alkylamidopropyl dialkylamine surfactant adjuvant, wherein said surfactant adjuvant compr
8287764 Coated particles October 16, 2012
The invention relates to coated particles comprising a core material and a shell and wherein said core material is an organic compound and wherein said shell comprises a layered double hydroxide comprising a hydroxide or an organic anion as charge-balancing anion.
8283431 Increased polymerization reactor output by using a specific initiator system October 9, 2012
The invention pertains to a process to polymerize one or more monomers wherein at most 90% w/w of a safely useable amount of a first initiator is used and a second initiator is dosed at least after the start of the polymerization, in an amount such that essentially the full cooling c
8283292 Agrochemical compositions containing naphthalene sulfonate derivatives and nitrogen-containing s October 9, 2012
The present invention relates to a composition comprising a) an anionic compound having wetting and dispersing properties selected from the group of a1) an alkyl naphthalene sulfonate, a2) a naphthalene sulfonate-formaldehyde condensate that may optionally be alkyl substituted and mi
8273216 Process for the production of paper September 25, 2012
The present invention relates to a process for producing paper which comprises: providing an aqueous suspension comprising cellulosic fibers, adding to the suspension, after all points of high shear, a cationic polysaccharide; and a polymer P2 being an anionic polymer; and, dewaterin
8268189 Storage-stable accelerator solution September 18, 2012
Accelerator solution suitable for forming a redox system with peroxides and having a high storage stability, consisting essentially of (a) more than 1.0 wt % of one or more reducing agents, at least one of them being selected from ascorbic acid and sodium formaldehyde sulphoxylate, (b) o
8268122 Process of producing high-yield pulp September 18, 2012
The present invention relates to a process for preparing a high-yield pulp comprising a) treating a lignocellulose containing material chemically by means of an oxidizing system comprising at least one non-enzymatic oxidant substantially free from ozone and chlorine dioxide and an ac
8252071 Fuel composition containing a hydrocarbon fraction and ethanol August 28, 2012
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 hydrocarb
8241601 Process for preparing layered double hydroxide comprising carbonate August 14, 2012
The invention relates to a process for the production of a layered double hydroxide comprising carbonate by preparing a divalent and trivalent metal ion source-containing slurry, which is subsequently treated solvothermally. If the slurry does not contain a divalent metal ion source
8227381 Low molecular weight graft copolymers for scale control July 24, 2012
Low molecular weight graft copolymer comprising a synthetic component formed from at least one or more olefinically unsaturated carboxylic acid monomers or salts thereof, and a natural component formed from a hydroxyl-containing natural moiety. The number average molecular weight of
8216443 Process for producing alkali metal chlorate July 10, 2012
The invention relates to a process for producing alkali metal chlorate in an electrolytic cell that is divided by a cation selective separator into an anode compartment in which an anode is arranged and a cathode compartment in which a gas diffusion electrode is arranged. The process
8192838 Controlled release materials June 5, 2012
The invention relates to polymers whose water solubility may be triggered by changes in pH, salt concentration, concentration of surfactant or a combination of both. The polymer is a copolymer or terpolymer containing from 2 to 60 mole percent of an amine functionality that has been
8170404 Bubbler for constant vapor delivery of a solid chemical May 1, 2012
A bubbler chamber assembly comprising one chamber or two or more chambers connected in series, all chambers being in substantially vertical orientation. A solid or liquid source of the compound is contained in the chamber or chambers. The ratio between the length of the chamber or co
8168153 Process for the production of chlorine dioxide May 1, 2012
The invention concerns a process for the production of chlorine dioxide comprising generating chlorine dioxide in an aqueous reaction medium in a reaction vessel maintained at super-atmospheric pressure, withdrawing gaseous chlorine dioxide from said reaction medium, bringing withdrawn
8163675 Emulsifier based on polyamines and fatty acid/maleic anhydride April 24, 2012
The present invention generally relates to a polyamide emulsifier, to a drilling fluid composition that comprises said emulsifier and to a method of drilling a borehole into a subterranean formation utilizing the drilling fluid composition of the invention.
8163133 Dispersion April 24, 2012
The invention relates to an aqueous dispersion useful for internal sizing or surface sizing in the production of paper, comprising at least one cellulose reactive sizing agent selected from the group consisting of ketene dimers and multimers, at least one cellulose non-reactive sizing
8157962 Process for the production of cellulosic product April 17, 2012
The present invention relates to a process for the production of a cellulosic product which comprises providing an aqueous thick suspension containing cellulosic fibers having a fiber concentration of at least about 2% by weight; adding to the thick suspension an aluminum compound, a
8148434 Silica-based sols and their production and use April 3, 2012
A process for producing an aqueous silica-based sol is disclosed wherein a cationic ion exchange resin having part of its ion exchange capacity in hydrogen form is contacted with an aqueous alkali metal silicate to form a slurry having a pH from 5.0 to 11.5 and/or having particle aggrega
8142615 Method of producing a paper product March 27, 2012
The invention relates to a method of producing a laminate paper product comprising at least two layers, said method comprising (i) providing an aqueous suspension comprising cellulosic fibers (ii) adding to the suspension microfibrillar polysaccharide in an amount to yield from about
8128996 Primer coating of steel March 6, 2012
A process for primer coating a steel substrate with a primer coating comprising a silica binder, wherein the binder comprises an aqueous silica sol having a SiO.sub.2/M.sub.2O mole ratio, wherein M represents the total of alkali metal and ammonium ions, of at least 6:1, and wherein a
8123982 Sulfur based corrosion inhibitors February 28, 2012
Alternative inhibitors that offer an improvement over tolyltriazole in inhibiting yellow metal corrosion. The dithiocarbamate compounds and their salts were compared to that of tolyltriazole under identical conditions. These comparative tests were conducted in common corrosion testin
8119195 Mixture containing quaternary ammonium compound and its use February 21, 2012
The present invention pertains to the use of quaternary organic ammonium compounds for the reduction of efflorescence in building materials. In addition, a mixture containing at least one quaternary organic ammonium compound and at least one water-soluble organic polymer and, optionally,
8118976 Process for the production of a cellulosic product February 21, 2012
The present invention concerns a process for the production of a cellulosic product comprising providing a fiber-containing suspension, wherein at least about 60% by weight of the fibers are cellulosic fibers, and dewatering the suspension on a wire to form a cellulosic fiber web, th
8106118 Glass adhesion promoter January 31, 2012
A glass adhesion composition containing a copolymer having an acid and a substituted amide, silanol, or amine oxide functionality. The substituted amide, silanol, or amine oxide functionality provide excellent adhesion of the copolymer to glass, silica, sand and other silicon-based s
8101851 Process for manufacturing a solar cell foil using a temporary substrate January 24, 2012
The invention pertains to a process for manufacturing a solar cell foil comprising the steps of: providing an etchable temporary substrate applying a front electrode of a transparent conductive oxide (TCO) onto the temporary substrate applying a photovoltaic layer onto the TCO layer
8062758 Process for producing self-stabilizing dispersion copolymer providing opacity to aqueous formula November 22, 2011
A self-stabilizing dispersion composition having a copolymer having at least one polymerizable acid-containing moiety, wherein the at least one acid-containing moiety is at least partially neutralized before or during polymerization, and at least one hydrophobic moiety. A process for
8058374 Hybrid copolymers November 15, 2011
Hybrid copolymers for use as anti-sealant and dispersant. The polymers are useful in compositions used in aqueous systems. The polymers include at least one synthetic monomeric constituent that is chain terminated by a naturally occurring hydroxyl containing moiety. A process for prepari
8058246 Method and composition to achieve stable color of artificially colored hair November 15, 2011
The present invention relates to a composition comprising at least one amylose-containing starch, and its use in extending or improving the color durability and stability of artificially colored hair. Such compositions may be applied either as a leave-on or as a rinse-off composition
8049039 Process for preparation of alkoxylated alkylamines/alkyl ether amines with peaked distribution November 1, 2011
The present invention generally relates to a process for preparing alkoxylated alkylamines and/or alkyl ether amines. The process consists of two stages and utilizes a catalyst with a multiple-charge counterion. The alkoxylated alkylamines and alkoxylated alkyl ether amines prepared
8048215 Primer coating of steel November 1, 2011
A process for primer coating steel which is intended to be fabricated and overcoated, in which process the steel is primer coated with a primer coating comprising a silica binder. The binder comprises alumina-stabilized aqueous silica sol and, optionally, a minor amount of alkali met
8044232 Surface-active polymer and its use in a water-in-oil emulsion October 25, 2011
The present invention relates to a succinic diester polymer which is used in the preparation of water-in-oil macroemulsions. Said polymer, which has an excellent ability to stabilize a water-in-oil macroemulsion, has the formula (I) ##STR00001## wherein L is a polyalkenyl group having
8039550 Process for preparing a polymer dispersion and a polymer dispersion October 18, 2011
The present invention relates to a process for preparing a polymer dispersion comprising polymerising one or more water soluble anionic monomers (m.sub.1) and one or more non-ionic vinyl monomers (m.sub.2) present in a reaction mixture further comprising a polymeric stabiliser (B) an
8039518 Environmentally friendly water/oil emulsions October 18, 2011
The invention relates to particular orthoester based polymers as well as the use of specific orthoester beased polymers as a demulsifier for water/oil emulsions.
8039428 Modified polysaccharides October 18, 2011
Modified polysaccharide polymers for use as anti-sealant and dispersant. The polymers are useful in compositions used in aqueous systems. The modified polysaccharides are also useful in detergent formulations, water treatment, dispersants and oilfield applications and as fiberglass b
8038884 Process to prepare chlorine-containing compounds October 18, 2011
The present invention relates to process to prepare a chlorine-containing compound using an aqueous salt solution containing at least 100 g/l of sodium chloride and a contaminating amount of polyvalent cations comprising the steps of (i) preparing an aqueous salt solution containing
8038883 Process to prepare salt October 18, 2011
The present invention relates to a process to prepare salt comprising the following steps: (i) preparing an aqueous salt solution containing at least 100 g/l of sodium chloride and at least 0.01 ppm of polyvalent cations by dissolving a sodium chloride source in industrial water, (ii)
8034979 Alkoxylated alkylamines/alkyl ether amines with peaked distribution October 11, 2011
The present invention generally relates to a process for preparing the alkoxylated alkylamines and/or alkyl ether amines. The process consists of three stages, and utilizes an alkali catalyst. The alkoxylated alkyl amines and alkoxylated alkyl ether amines prepared by the process possess
8034227 Chemical process October 11, 2011
The invention relates to a process for the production of alkali metal chlorate comprising: providing an electrochemical cell comprising an anode and a cathode in separate anode and cathode compartments; contacting the cathode with an electrolyte comprising at least one organic mediat
8013041 Cellulosic product September 6, 2011
The invention relates to a cellulosic product containing thermoplastic microspheres and a charged aromatic acrylamide-based polymer. The invention further relates to a process for a process for producing a cellulosic product which comprises providing an aqueous suspension containing
8008380 Accelerator solution August 30, 2011
The invention relates to an accelerator solution comprising a complexing agent selected from the group consisting of complexing agents having a nitrogen atom and a hydroxyl group and bipyridine, a salt of a metal selected from the group consisting of transition metal, magnesium, and
8007636 Method of treating cellulose fibres with chlorine dioxide and an alkyl cellulose derivative August 30, 2011
The present invention relates to methods of modifying cellulose fibers and of producing paper which methods include providing a pulp suspension of cellulose fibers and adding a cellulose derivative during the bleaching of the cellulose fibers in an acidic bleaching stage.

 
 
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