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| Number | Title | Issue Date |
| 8170404 | Bubbler for constant vapor delivery of a solid chemical 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... | 05/01/2012 |
| 8168153 | Process for the production of chlorine dioxide 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... | 05/01/2012 |
| 8163675 | Emulsifier based on polyamines and fatty acid/maleic anhydride 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. ... | 04/24/2012 |
| 8163133 | Dispersion 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 ... | 04/24/2012 |
| 8157962 | Process for the production of cellulosic product 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 al... | 04/17/2012 |
| 8148434 | Silica-based sols and their production and use 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 h... | 04/03/2012 |
| 8142615 | Method of producing a paper product 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 t... | 03/27/2012 |
| 8128996 | Primer coating of steel 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 SiO2/M2O mole ratio, wherein M represents the total of alkali metal and ammonium ions, ... | 03/06/2012 |
| 8123982 | Sulfur based corrosion inhibitors 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 commo... | 02/28/2012 |
| 8119195 | Mixture containing quaternary ammonium compound and its use 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 po... | 02/21/2012 |
| 8118976 | Process for the production of a cellulosic product 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 cellul... | 02/21/2012 |
| 8106118 | Glass adhesion promoter 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 oth... | 01/31/2012 |
| 8101851 | Process for manufacturing a solar cell foil using a temporary substrate 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... | 01/24/2012 |
| 8062758 | Process for producing self-stabilizing dispersion copolymer providing opacity to aqueous formulations 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 moi... | 11/22/2011 |
| 8058374 | Hybrid copolymers 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.... | 11/15/2011 |
| 8049039 | Process for preparation of alkoxylated alkylamines/alkyl ether amines with peaked distribution 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 ethe... | 11/01/2011 |
| 8048215 | Primer coating of steel 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 am... | 11/01/2011 |
| 8044232 | Surface-active polymer and its use in a water-in-oil emulsion 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) ... | 10/25/2011 |
| 8039550 | Process for preparing a polymer dispersion and a polymer dispersion The present invention relates to a process for preparing a polymer dispersion comprising polymerising one or more water soluble anionic monomers (m1) and one or more non-ionic vinyl monomers (m2) present in a reaction mixture further comprising... | 10/18/2011 |
| 8038884 | Process to prepare chlorine-containing compounds 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 so... | 10/18/2011 |
| 8038883 | Process to prepare salt 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 ind... | 10/18/2011 |
| 8034979 | Alkoxylated alkylamines/alkyl ether amines with peaked distribution 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 ... | 10/11/2011 |
| 8034227 | Chemical process 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 electr... | 10/11/2011 |
| 8013041 | Cellulosic product 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 susp... | 09/06/2011 |
| 8008380 | Accelerator solution 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 meta... | 08/30/2011 |
| 8007636 | Method of treating cellulose fibres with chlorine dioxide and an alkyl cellulose derivative 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 ... | 08/30/2011 |
| 7988783 | Additive for hydraulically setting systems, the hydraulically setting mixtures and the use there of The invention relates to an additive for hydraulically setting systems based on modified polycarboxylates and water-soluble ethers of high polymeric polysaccharides, optionally containing further standard additives, characterized by a content of a) a water-soluble e... | 08/02/2011 |
| 7987866 | Zwitterionic surfacant together with an anionic ether-containing surfactant as a drag-reducing agent The present invention relates to the use of a zwitterionic surfactant in combination with an ether sulphate or ether carboxylate surfactant in a water-based system as a drag-reducing agent. The combination has besides a high drag-reducing effect also a low sensitivi... | 08/02/2011 |
| 7972589 | Hair fixative film The present invention relates to a hair fixative film, which contains a natural and/or synthetic polymer as the main component and a method of applying said film to hair. Such film is useful in maintaining a desired look and style of hair. Furthermore, the film is b... | 07/05/2011 |
| 7968740 | Process for preparing organically modified layered double hydroxide A process is disclosed for preparing an organically modified layered double hydroxide having a distance between the individual layers of the layered double hydroxide of about 1.5 nm and comprising an organic anion as charge-balancing anion, the process comprising th... | 06/28/2011 |
| 7956096 | Microspheres The invention relates to thermally expandable thermoplastic microspheres comprising a polymer shell made from ethylenically unsaturated monomers encapsulating a propellant, said ethylenically unsaturated monomers comprising from 40 to 70 wt % of acrylonitrile, from ... | 06/07/2011 |
| 7955473 | Process for the production of paper The present invention relates to a process for producing paper which comprises: (vii) providing an aqueous suspension comprising cellulosic fibres, (viii) adding to the suspension after all points of high shear: ... | 06/07/2011 |
| 7954643 | Use of a derivative of aspartic acid as a collector in froth flotation processes A derivative of aspartic acid is used as a collector for a phosphate containing mineral, such as apatite, in a froth flotation process. According to the invention the collector has a high selectivity for phosphate containing minerals even in the presence of carbonat... | 06/07/2011 |
| 7942941 | Pour point depressant additives for oil compositions The present invention generally relates to oil compositions, primarily to fuel oil and petroleum compositions produced there from susceptible to wax formation at low temperatures, to polymeric amides for use with such fuel oil compositions, and to methods for their ... | 05/17/2011 |
| 7935666 | Amine copolymers for textile and fabric protection The present invention relates to a detergent composition having from 3 to 75 percent by weight of at least one surfactant; and from 0.01 to 5 percent by weight percent of a copolymer composed of from about 70 to 100 mole percent of at least one amine-functional mono... | 05/03/2011 |
| 7919535 | Silica-based sols The invention relates to an aqueous sol containing silica-based particles which sol has a specific surface area of at least 115 m2/g aqueous sol and an S-value within the range of from 10 to 45% or contains silica-based particles having a specific surface... | 04/05/2011 |
| 7919074 | Polyetheramide compositions Ethanol soluble or dispersible polyetheramide polymers that have a percent elongation to break of less than 100%. The polymers are formed from a reaction mixture comprising at least one or more poly(alkyleneoxy) diamines and one or more diacids. The reaction mixture... | 04/05/2011 |
| 7918987 | Electrochemical process to prepare a halogenated carbonyl group-containing compound The present invention provides a process to prepare a halogenated carbonyl group-containing compound by electrochemically reacting the corresponding carbonyl group-containing compound with a hydrogen halide H—X, an organic halide R′—X and/or a halide salt M | 04/05/2011 |
| 7897704 | Composition of diepoxy resin modified with monofunctional organic material and dicarboxylic acid and crosslinker A protective crosslinkable coating composition comprising modified epoxy resin and crosslinker the modified epoxy resin being the reaction product, by weight, of i) from 80 to 99.9 parts of di-epoxy resin of epoxy equivalent weight from 500 to 5000 and formed from t... | 03/01/2011 |
| 7893114 | Silica-based sols and their production and use The invention relates to a process for producing aqueous silica-based sols which comprises providing a cationic ion exchange resin having at least part of its ion exchange capacity in hydrogen form; bringing said ion exchange resin in contact with an aqueous alkali ... | 02/22/2011 |
