34th week of 2011 patent applcation highlights part 49 |
Patent application number | Title | Published |
20110207830 | COMPOSITION FOR TREATING OR PREVENTING AMYLOID-RELATED DISEASES COMPRISING 4-O-METHYLHONOKIOL - Disclosed is a composition for treating or preventing amyloid-related diseases including 4-O-methylhonokiol as an active ingredient. More specifically, a pharmaceutical composition including 4-O-methylhonokiol, which is effective for treating or preventing amyloid-related diseases such as Alzheimer's disease, cognitive disorder, defective memory, amyloidosis, etc. is disclosed. The inventors of the present disclosure have found out for the first time that 4-O-methylhonokiol inhibits the production of β-amyloid. It has been confirmed to be useful in treating or preventing amyloid-related diseases. Through animal tests including water maze test and passive avoidance test on mice, 4-O-methylhonokiol has been confirmed to be effective for amyloid-related diseases such as Alzheimer's disease, defective memory, cognitive disorder, and the like. It was further confirmed through acetylcholinesterase activity inhibition test using mouse brain cortex and hippocampus tissue that they are particularly effective in treating or preventing Alzheimer's disease among the amyloid-related diseases. | 2011-08-25 |
20110207831 | READY-TO-USE, STABLE EMULSION - The present invention relates to a stable emulsion, ready for use, of fat-soluble vitamins or carotenoids, a process for the preparation thereof, and the use thereof as addition to animal feeds, human foods and dietary supplements, and cosmetic and pharmaceutical compositions. | 2011-08-25 |
20110207832 | SKIN DISINFECTANT COMPOSITION AND METHODS FOR MANUFACTURING AND USING - A disinfectant active ingredient containing composition is provided. The composition includes a disinfectant active ingredient, a hydrophobic polymer/hydrophilic polymer adduct comprising a poly(vinylpyrrolidone/alkylene) copolymer wherein the alkylene group contains at least 10 carbon atoms and a poly(vinylpyrrolidone imidizole) copolymer, and at least about 50 wt. % water. The disinfectant active ingredient containing composition can include a compatiblizing amount of a long chain organic acid having a carbon chain of at least 8 carbon atoms to help compatibize the disinfectant active ingredient with the hydrophobic polymer/hydrophilic polymer adduct. Methods of using and manufacturing the disinfectant active ingredient containing composition are provided. | 2011-08-25 |
20110207833 | METALLIC PIGMENT PREPARATION IN COMPACTED FORM, METHOD FOR PRODUCING THE SAME AND USE THEREOF - A pigment preparation with metallic effect pigments in compacted form, the pigment preparation including the following components: a) 60%-95% by weight of at least one metallic effect pigment which has at least one low-refractive-index layer (low-index layer) on the metallic core of the metallic effect pigment, the low-index layer comprising or consisting of at least one inorganic component, b) 0.5%-40% by weight of a binder which is free from styrene groups, has an acid number of 150-500 mg KOH/g binder, and a melting point or melting range which lies in the range of 120-200° C., c) a residual moisture content in the range of 0%-15% by weight of at least one of water, organic solvent and a solvent mixture and d) optionally neutralizing agent(s). The disclosure further relates to a method for producing the pigment preparation and also to the use thereof. | 2011-08-25 |
20110207834 | HIGHLY PURIFIED POLYLACTIC ACID OR A DERIVATIVE THEREOF, A SALT OF THE SAME, AND PURIFICATION METHOD THEREOF - Disclosed are a highly purified polylactic acid or a derivative thereof, or a salt thereof, and a method for purifying the same. The polylactic acid or a derivative thereof, or a salt thereof may be applied to various medical and drug carrier systems, or the like. | 2011-08-25 |
20110207835 | Alpha, Beta, Unsaturated Nitriles as Fragrances - The use of short chain α,β-unsaturated nitriles as flavour and fragrance ingredient and flavour and fragrance applications comprising them. | 2011-08-25 |
20110207836 | PROCESS FOR DECREASING OR ELIMINATING UNWANTED HYDROCARBON AND OXYGENATE PRODUCTS CAUSED BY FISHER TROPSCH SYNTHESIS REACTIONS IN A SYNGAS TREATMENT UNIT - The present invention provides a process for decreasing or eliminating unwanted hydrocarbon and oxygenate products caused by FTS reactions in a syngas treatment unit by utilizing heat exchangers and optionally associated pipes that are substantially fabricated of a metal material selected from the group consisting of iron, nickel, cobalt, carbon steel or stainless steel and having deposited on the metal surfaces that will come in contact with the coldbox overhead gas stream an inert coating selected from the group consisting of silicon based materials, zinc based materials, tin based materials, chromium based materials, polymers, ceramics and mixtures thereof for heating up gas streams having a mixture of hydrogen and carbon monoxide and obtained from a front end purification unit/cold box unit. | 2011-08-25 |
20110207837 | Method Of Separating Superabsorbent Polymer Particles From A Sollidified Thermoplastic Composition Comprising Polymers - A method for re-mobilizing superabsorbent polymer particles which have previously been immobilized by a solidified thermoplastic composition comprising at least 30 weight-% of a thermoplastic polymer. The superabsorbent polymer particles are separated from the solidified thermoplastic composition by using a supercritical fluid comprising carbon dioxide, propane, or mixtures thereof. Separation may be further improved by the use of one or more co-solvents. | 2011-08-25 |
20110207838 | RECYCLED THERMOPLASTIC WITH TOUGHENER - Disclosed is a thermoplastic resin composition including a) 50 to 92 weight percent of a recycled thermoplastic, wherein said recycled thermoplastic includes at least 60 weight percent of a recycled polyamide selected from the group consisting of polyamide 66, polyamide 6, and copolymers having repeat units of polyamide 66 and polyamide 6; and 8 to 30 weight percent of polymer toughener, wherein said polymer toughener comprises at least one acid polymer toughener(s) wherein said polymer toughener has an averaged calculated acid number of about 10 to about 90 mg KOH/g before blending into said thermoplastic composition. | 2011-08-25 |
20110207839 | Foamed PVC profiles with a high mineral filler content and their uses - Profiles made of foamed polyvinyl chloride polymer containing at least 40, preferably at least 60 weight parts of naturally occurring mineral filler for every 100 weight parts of polyvinyl chloride (PVC), and PVC with a K-value of 50-58. | 2011-08-25 |
20110207840 | POLYOLEFIN RESIN COMPOSITION AND USES THEREOF - The present invention provides a polyolefin resin composition which is excellent in mechanical properties and dimensional stability and is particularly excellent in heat resistance, a film which is excellent in mechanical properties, dimensional stability and heat resistance because it is obtained from the polyolefin resin composition and which is particularly excellent in meltdown properties, a macroporous membrane which is excellent in permeability and shutdown properties in addition to the above properties, and uses thereof. The polyolefin resin composition of the present invention (C) comprises 85 to 50% by mass of ultrahigh-molecular weight polyethylene (A) having a specific intrinsic viscosity and 15 to 50% by mass of a polymer (B) containing a repeating unit derived from 4-methyl-1-pentene, in 100% by mass of the polyolefin resin composition (C). | 2011-08-25 |
20110207841 | WATER FLUX POLYMER MEMBRANES - The invention relates to a polymer membrane composition having improved water flux and stable pore size. The water flux is improved by increasing the hydrophilicity of the membrane using a matrix polymer blended with controlled architecture amphiphilic block copolymers. Preferred membranes are those having a fluoropolymer matrix and acrylic amphiphilic block copolymers. The addition of the amphiphilic block copolymers are especially useful in microfiltration and ultra filtration membranes when used in water filtration. | 2011-08-25 |
20110207842 | ORGANIC POLYMER POROUS MATERIAL AND METHOD FOR PRODUCING THE SAME - The present invention relates to organic polymer porous materials, and in particular, to an organic polymer porous material that functions as a reusable insoluble solid catalyst and a method for producing the same. The organic polymer porous material of the present invention is characteristic in that the amount of immobilized bases is high and the specific surface area is large. The object has been achieved by an organic polymer porous material including a polymer (P | 2011-08-25 |
20110207843 | Polymer-Bioceramic Composite Implantable Medical Devices - Methods and devices relating to polymer-bioceramic composite implantable medical devices are disclosed. | 2011-08-25 |
20110207844 | Benzalkonium chloride compositions for inhibiting the hydrolytic activity of endogenous matrix metalloproteinases in dental restorations - The present application relates to dental adhesive and restoration compositions comprising benzalkonium chloride, having the general structure C | 2011-08-25 |
20110207845 | MACROMOLECULAR, AMPHIPHILIC COMPOUNDS AS WATER RETENTION AGENTS FOR CONSTRUCTION CHEMISTRY SYSTEMS, IN PARTICULAR FOR WELL CEMENTING - The water retention agents according to the invention are outstandingly suitable as additives in construction chemistry systems and in the development, exploitation and completion of underground mineral oil and natural gas deposits and in deep wells, their effect being particularly advantageous at increased temperatures and because of their lack of influence on the rheological properties of the well slurries. | 2011-08-25 |
20110207846 | POLYCARBONATE RESIN COMPOSITION AND MOLDED ARTICLE - To provide a polycarbonate resin composition excellent in flame resistance, impact resistance and external appearance and a molded article formed from the polycarbonate resin composition. The composition comprises 0.001 to 2 parts by mass of a metal organic sulfonate (B), 0.001 to 1 parts by mass of a fluoropolymer (C), 0.5 to 5 parts by mass of polyalkylsilsesquioxane particles having an average particle diameter of 0.6 to 5 μm (D), and 0.5 to 8 parts by mass of a graft copolymer (E) having a butadiene content ratio of 50% to 90%, relative to 100 parts by mass of a polycarbonate resin (A). | 2011-08-25 |
20110207847 | TIRE - A tire using, for a tread, a rubber composition comprising (A) a rubber component comprising 15 to 70% by mass of a styrene-butadiene copolymer modified with an amine-based functional group and (B) silica having a specific surface area by cetyltrimethylammonium bromide (CTAB) adsorption of 60 to 130 m | 2011-08-25 |
20110207848 | METHOD OF MANUFACTURING PUNCTURE-SEALING AGENT - A method for manufacturing a puncture-sealing agent, which effectively prevents gelification of the puncture-sealing agent caused by agglomerates of rubber latex and that can enhance the productivity of the puncture-sealing agent is provided. The manufacturing method includes a first mixing process of mixing an antifreeze liquid with water to obtain a mixture liquid A1; a second mixing process of adding the mixture liquid A1 dropwise into a rubber latex that is being stirred and performing mixing to obtain a mixture liquid A2, while increasing the stirring speed as a liquid amount of the mixture liquid A2 increases; and a third mixing process of mixing the mixture liquid A2 with a tackifier. An amount of variation in the stirring speed is preferably from 0.1 rpm/mm to 6.0 rpm/mm, and a dropwise-addition rate of the mixture liquid A1 is preferably from 0.5 kg/min to 500 kg/min. | 2011-08-25 |
20110207849 | PROCESS FOR MANUFACTURING OUTDOOR ARTIFICIAL STONE BOARDS WITH METHACRYLATE RESIN BY MEANS OF THE VIBRO-COMPRESSION UNDER VACUUM SYSTEM - The invention relates to a process for manufacturing artificial stone boards especially suitable for outdoors comprising the phases of:
| 2011-08-25 |
20110207850 | COATING COMPOSITION, AND A PROCESS FOR PRODUCING THE SAME - The present invention provides a coating composition, a process for producing the same, one or more coating layers derived therefrom, and articles comprising one or more such coating layers. The coating composition according to the present invention comprises: (a) from 10 to 90 percent by weight of an aqueous, high-solid, solvent-free alkyd dispersion comprising: (i) from 40 to 70 percent by weight of one or more alkyds based on the total weight of the dispersion, wherein each said one or more alkyds has an acid value of less than 20 and a molecular weight (M | 2011-08-25 |
20110207851 | USE OF AQUEOUS COMPOSITE-PARTICLE DISPERSIONS AS BINDERS IN ELASTIC COATINGS - The present invention provides for the use of an aqueous dispersion of particles composed of polymer and finely divided inorganic solid (aqueous composite-particle dispersion) as a binder in elastic coatings, such as paints, more particularly exterior architectural paints, comprising preparing the aqueous composite-particle dispersion by dispersely distributing ethylenically unsaturated monomers in an aqueous medium and carrying out polymerization by means of at least one free-radical polymerization initiator in the presence of at least one dispersely distributed, finely divided inorganic solid having an average particle diameter ≦100 nm and at least one dispersant by the method of free-radically aqueous emulsion polymerization, and using as ethylenically unsaturated monomers a monomer mixture which comprises ethylenically unsaturated monomers A and optionally 0% to ≦10% by weight of an ethylenically unsaturated monomer B containing an epoxide group (epoxide monomer). | 2011-08-25 |
20110207852 | SELF-ASSEMBLED SILICA CONDENSATES - Self-assembled silica condensates are described as well as their use in coating compositions. The self-assembled silica condensates can be formed from the hydrolysis of medium to long chain trialkoxy silane compounds. Coating compositions containing the self-assembled silica condensates can provide coatings having improved scratch and mar resistance and can have excellent recoat adhesion. | 2011-08-25 |
20110207853 | Cement Mixture with Significantly Improved Physicochemical and Bacteriological Properties that Contains Dopamelanin, Precursors Thereof, Analogues Thereof or Derivatives Thereof, as an Additive - The present invention refers to a cement composition that contains dopamelanin, its precursors and/or its analogues as an additive in a maximum percentage of 30% of the cement. This additive substitutes water of the capillary nets. The mentioned cement mixture posses a water/cement relation of 0.2 to 0.4, optionally it can contain different sand and gravel proportions. This cement mixture generates strong chemical bonds, and increased scouring resistance, of at least 28% and a higher elastic resistance of the concrete, of at least 50%. Its cracking in early stages is very low or practically null. The present request also refers to the use of dopamelanin and/or its precursors and/or its analogues as an additive of the cement mixture that substitutes the capillary water proportion in the cementant mixture. Just as well the use of dopamelanin and/or its precursors and/or its analogues, in an aqueous solution, in less that 3%, as a concrete setting and curing agent, thus it significantly increases the ductility and scouring resistance of the cement mixture. This is, the novelty cement mixture improves the physicochemical and bacteriological properties of the usual concrete, being of special interest the notable increment related with compression resistance and ductility or relative displacements, suffering less damage in comparison with the mixture containing water. In a meaningful way, it also increases since early stages, the volumetric stability of the concrete, thus it intensifies its scouring resistance, which is inclusive transmitter to the metallic elements immersed in its interior, since certainly it significantly protects them from deterioration. | 2011-08-25 |
20110207854 | RHEOLOGY MODIFIER FOR CEMENT SLURRIES - A polymer composition comprising a) a polysaccharide derivative, b) a siloxane, and c) an anti-foaming agent different from a siloxane is useful for modifying the rheology of a cement slurry. | 2011-08-25 |
20110207855 | AQUEOUS SOLUTION OF (METH)ACRYLIC FLUID COMB-BRANCHED POLYMERS WITH A SOLID CONTENT GREATER THAN 60%, MANUFACTURING METHOD AND USE AS A PLASTICIZING AGENT - The present invention pertains to an aqueous solution of comb-branched polymers, having a (meth)acrylic skeleton functionalized by side-chains with hydrophilic alcoxy- or hydroxy-polyalkylene glycol functions, said solution remaining stable and workable at dry solids content levels greater than 60% of its weight. The invention also pertains to a method for manufacturing such solutions, as well as their use as a plasticizing agent, and hydraulic binder-based compositions containing them. | 2011-08-25 |
20110207856 | USE AS AN AGENT IMPROVING THE WORKABILITY OF AN AQUEOUS FORMULATION WITH A HYDRAULIC BINDER BASE, OF A (METH)ACRYLIC COMB-BRANCHED COPOLYMER AND AN ASSOCIATIVE ACRYLIC THICKENER - The present invention pertains to the use, in the manufacture of an aqueous formulation with a hydraulic binder base, of a combination of at least one comb-branched copolymer having a (meth)acrylic skeleton, onto which are grafted side-chains terminated by a hydrophilic group, and at least one ASE acrylic polymer. This results in improving the workability of said formulation, without causing a segregation phenomenon. | 2011-08-25 |
20110207857 | Tire Rubber Composition - An object thereof is to provide a tire rubber composition about which the ice braking-performance is largely improved while the tire-abrasion resistance is kept. In order to achieve the object, a tire rubber composition comprises a diene-based rubber component, and banana fiber in an amount of 0.1 to 20 parts by weight for 100 parts by weight of the diene-based rubber component. | 2011-08-25 |
20110207858 | Mixtures for producing biodegradable aliphatic polyester-based molded bodies and for producing polymer powders that can be re-dispersed in water - The object of the invention is mixtures for producing biodegradable molded bodies based on one or more aliphatic polyesters, characterized in that the mixtures also comprise one or more polymer powders that can be re-dispersed in water. | 2011-08-25 |
20110207859 | COPOLYESTERS WITH ENHANCED TEAR STRENGTH - This invention relates to aliphatic-aromatic copolyesters that can exhibit improved tear strength and improved rate of biodegradation. Particularly to an aliphatic-aromatic copolyester having a dicarboxylic acid component and a glycol component. The invention also relates to articles and blends using the copolyesters. | 2011-08-25 |
20110207860 | Inkjet Ink Compositions Comprising Polymeric Dispersants Having Attached Chromophore Groups - The present invention relates to an inkjet ink composition comprising a liquid vehicle, a pigment, and a polymeric dispersant. In one embodiment, the pigment comprises a colorant having the formula A-(B) | 2011-08-25 |
20110207861 | CONTINUOUS PROCESS FOR PRODUCING A REACTIVE POLYMER - The invention relates to a continuous process for producing a reactive polymer based on compounds according to the structures (A1) and/or (A2) and phenolic resin in an extruder and to the reactive polymer produced according to said process and the use thereof for producing composite materials. | 2011-08-25 |
20110207862 | FLAME-RETARDANT POLYAMIDE COMPOSITION - The present invention relates to a polyamide composition comprising (amounts are based on the total composition) (A) polyamide, (B) melamine cyanurate and (C) talcum as mineral filler wherein the amount of talcum is higher than 25 wt %, and the weight ratio melamine cyanurate/talcum is higher than ⅓ and to articles made wholly or partly of this polyamide composition. The polyamide is preferably polyamide 6. The composition is commonly used in the industry of for instance electrical and electronic parts and preferably in miniature circuit breakers. | 2011-08-25 |
20110207863 | COMPOSITE FILMS COMPRISING PASSIVATED NANOPARTICULATED CERAMIC OXIDES - The present invention is directed to high temperature performance filled polyimide materials useful for high power density applications having good ultra high thermal properties. A high temperature dielectric film is disclosed comprising an aromatic polyimide formed by a solution polycondensation reaction and a passivated nanoparticulate ceramic oxide dispersed within the aromatic polyimide. The ceramic oxide nanoparticles are comprised of a monofunctional organosilane covalently attached to the surface of the ceramic oxide nanoparticles. | 2011-08-25 |
20110207864 | POLYORGANOSILOXANE COMPOSITION AND CURED PRODUCTION THEREOF - Disclosed are: a polyorganosiloxane composition which can be cured into a product having high strength and has little influence on the environment; and a cured product of the polyorganosiloxane composition. Specifically disclosed are: a polyorganosiloxane composition comprising (A) a polyorganosiloxane in which at least one end in the molecule is modified with a silanol, (B) a titanium alkoxide in an amount of 0.01 to 2 moles relative to 1 mole of the polyorganosiloxane, and (C) an α-hydroxycarbonyl compound or a hydroxycarboxylic acid ester in an amount of 0.01 to 2 moles relative to 1 mole of the polyorganosiloxane; and a cured product of the polyorganosiloxane composition. | 2011-08-25 |
20110207865 | POLYLACTIC ACID-BASED RESIN COMPOSITION AND MOLDED ARTICLE OF POLYLACTIC ACID-BASED RESIN - A polylactic acid-based resin composition includes (A) a polylactic acid-based resin; (B) a flame retardant compound; and (C) an ammonium compound of organic acid. | 2011-08-25 |
20110207866 | Halogen-Free Dielectric Composition For use As Dielectric Layer In Circuitized Substrates - A dielectric composition for forming a dielectric layer usable in circuitized substrates such as PCBs, chip carriers and the like. The composition includes at least three resins: a halogen-free flame retardant, methyl ethyl ketone (prior to final layer formation), manganese octoate, and a coupling agent. The composition does not include a halogen or a fluoropolymer as part thereof. Dielectric layers formed from the composition are capable of withstanding the relatively high temperatures associated with lead-free solder applications. The composition may or may not include inorganic filler as part thereof. | 2011-08-25 |
20110207867 | POLYLACTIC ACID RESIN COMPOSITION, METHOD FOR PRODUCING POLYLACTIC ACID RESIN COMPOSITION, AND POLYLACTIC ACID RESIN MOLDED ARTICLE - A polylactic acid resin composition contains a polylactic acid resin having an epoxy group, and a flame-retardant additive. | 2011-08-25 |
20110207868 | TEMPLATED METAL OXIDE PARTICLES AND METHODS OF MAKING - Composite particles of a metal oxide particle within a crosslinked, cored dendrimer are described. Additionally, methods of making the composite particles and compositions that contain the composite particles are described. | 2011-08-25 |
20110207869 | IRON-SILICON OXIDE PARTICLES WITH A CORE-SHELL STRUCTURE - Iron-silicon oxide particles with a core-shell structure, which have a) a BET-surface area of 10 to 80 m | 2011-08-25 |
20110207870 | PVC profiles with high contents of mineral filler and their uses - A profile made of a reinforced polyvinyl chloride polymer having at least 40 weight parts, preferably at least 60 weight parts, most preferably at least 80 weight parts of naturally occurring mineral filler for every 100 weight parts of polyvinyl chloride (PVC), and PVC with a K-value of 50-68. | 2011-08-25 |
20110207871 | AQUEOUS DISPERSIONS CONTAINING CRYSTALLISABLE BLOCK COPOLYMERS - An aqueous dispersion comprising a crystallisable vinyl block copolymer-polymer which comprises: i) a vinyl block copolymer comprising at least blocks [A] | 2011-08-25 |
20110207872 | Carbon Black, Method for the Production Thereof, and Use Thereof - The invention relates to a carbon black with a CTAB surface area of from 20 to 49 m | 2011-08-25 |
20110207873 | PREPARATION OF DI(AMINOACETONITRILE)S - A process for preparing a diaminoacetonitrile which includes reacting by contacting an amine comprising two primary amine groups with a cyanohydrin. The diaminoacetonitrile produced may subsequently be used in the production of polymers and/or as a curing agent for epoxy resins. | 2011-08-25 |
20110207874 | CONJUGATED DIENE POLYMER, CONJUGATED DIENE POLYMER COMPOSITION, AND METHOD FOR PRODUCING CONJUGATED DIENE POLYMER - A conjugated diene polymer is provided that includes a conjugated diene-based monomer unit and a monomer unit based on a compound represented by Formula (1) below, the monomer unit based on a compound represented by Formula (1) below being between a conjugated diene-based monomer unit-containing partial chain and a conjugated diene-based monomer unit-containing partial chain (said partial chain not comprising a monomer unit based on a compound represented by Formula (1) below), and the polymer having at least one terminus modified by a compound represented by Formula (2) below, | 2011-08-25 |
20110207875 | COMPOSITION FOR PRODUCING AN ADJUSTING DEVICE OF A MOTOR VEHICLE - The invention relates to a use of a composition containing a partly crystalline, partly aromatic polyamide for producing at least a part of an adjusting device of a motor vehicle. The composition is impact-modified by addition of at least one elastomer with a proportion of 1% to 10% in the composition. | 2011-08-25 |
20110207876 | METHOD FOR PRODUCING ABA-TRIBLOCK COPOLYMERS WITH A BIMODAL B-BLOCK - The invention relates to a controlled polymerization method for producing ABA-triblock copolymers on the basis of (meth)acrylate with A-blocks which have a narrow, monomodal molecular weight distribution and a B-block which has a bimodal molecular weight distribution, and to the use thereof as binders in glues and sealing materials | 2011-08-25 |
20110207877 | COMPOUND COMPRISING PHENYL PYRIDINE UNITS - Polymers comprising structural units derived from compounds of formula I may be used in optoelectronic devices (formula should be inserted here) wherein R1 is independently at each occurrence a C1-C20 aliphatic radical, a C3-C20 aromatic radical, or a C3-C20 cycloaliphatic radical; and a is independently at each occurrence 0, or an integer ranging from 1 to 4. | 2011-08-25 |
20110207878 | KNOTTY POLYMERS VIA SUPRAMOLECULARLY TEMPLATED MACROINITIATORS AND LIVING POLYMERIZATION AND METHODS FOR MAKING AND USING SAME - A design, synthesis and use of templated chemical routes are disclosed for the synthesis of interlocked macromolecular structures and orderly entanglements that are dubbed “Knotty Polymers” using combined supramolecularly assembled macroinitiators and living polymerization. | 2011-08-25 |
20110207879 | CONJUGATED DIENE POLYMER, CONJUGATED DIENE POLYMER COMPOSITION, AND METHOD FOR PRODUCING CONJUGATED DIENE POLYMER - A conjugated diene polymer is provided that includes a conjugated diene-based monomer unit and a monomer unit based on a monomer represented by Formula (1) below, the polymer having at least one terminus modified by a compound represented by Formula (2) below | 2011-08-25 |
20110207880 | PEROXIDIC FLUOROPOLYETHER AND ITS USE IN EMULSION POLYMERIZATION OF FLUORIN-CONTAINING MONOMER - The present invention provides peroxidic fluoropolyether and a fluorin-containing dispersion obtained from polymerization of fluorin-containing monomers in the presence of peroxidic fluoropolyether as a surfactant. The peroxidic fluoropolyether can be used as surfactant for producing aqueous dispersion of fluorin-containing monomer in place of PFOA or the salts thereof. Thus the amount of PFOA or the salts thereof is reduced and the natural environment is protected. In addition, applying peroxidic fluoropolyether as surfactant and combining it with adjuvants, such as initiator, can induce the reaction moderate and can be beneficial to the polymerization control, thus reducing the amount of initiator or shortening the reaction time. | 2011-08-25 |
20110207881 | AMPHIPHILIC BLOCK COPOLYMER AND METHOD FOR PREPARING SAME - The invention relates to an amphiphilic block copolymer, to the preparation thereof, and to the use thereof in the form of a self-stabilizing latex. The copolymer has the formula R | 2011-08-25 |
20110207882 | PROCESS FOR HYDROLYZING POLYMERS CONTAINING VINYLCARBOXAMIDE UNITS - A process for the hydrolysis of polymers comprising vinylcarboxamide units by heating polymers comprising vinylcarboxamide units in an aqueous medium in the presence of acids or bases, wherein an aqueous solution or dispersion of a polymer comprising vinylcarboxamide units and an aqueous solution or a base or acid are fed continuously to a tubular reactor at elevated pressure, from 0.05 to less than one equivalent of a base or acid being used per vinylcarboxamide equivalent and the mixture being passed through the tubular reactor at a temperature of >100° C. to 250° C., depressurized and cooled. | 2011-08-25 |
20110207883 | POLYPROPYLENE IMPACT COPOLYMER COMPOSITIONS - The present invention relates to an impact-resistant olefin polymer composition including a polypropylene matrix having a weight average molecular weight and an ethylene-containing polymer including an ethylene-propylene copolymer having a molecular weight higher than the weight average molecular weight of the polypropylene matrix, the composition containing about 20 to 35 percent xylene solubles, and the xylene solubles fraction of the composition containing less than about 39 weight percent ethylene units, based on the combined weight of olefin monomers in the copolymer. The present invention further relates to impact copolymer compositions with a melt flow rate greater than about 8 that meet or exceed all pallet testing requirements. The compositions have superior stiffness-impact balance performance and excellent gloss and are useful for a number of applications including, but not limited to pallets, water-storm chambers, automotive compounding, septic tanks, bins, pales, crates, totes and plastic containers. | 2011-08-25 |
20110207884 | PROCESS FOR THE SYNTHESIS OF FUNCTIONALIZED POLY (1,3- ALKADIENES) AND USE THEREOF IN THE PREPARATION OF HIGH IMPACT VINYL AROMATIC POLYMERS - Process for the preparation of vinyl aromatic (co) polymers grafted on an elastomer in a controlled manner, comprising: dissolving an elastomer functionalized with bromoalkanes and nitroxy radicals, soluble in non-polar solvents, in a liquid phase consisting of a mixture of vinyl aromatic monomer (s)/polymerization solvent; feeding at least one radical initiator to the mixture, containing the functionalized elastomer in solution, and polymerizing the mixture thus obtained at a temperature higher than or equal to 1200C; recovering the vinyl aromatic (co) polymer obtained after devolatization; and recycling the solvent/monomer (s) mixture, coming from the devolatization, to step (a). | 2011-08-25 |
20110207885 | TOUGHENED POLYAMIDE COMPOSITIONS - Polyamides containing repeat units derived from about 10 to about 35 weight percent 1,6-diaminohexane and terephthalic acid, up to 10 weight percent of other polyamide repeat units, and the remainder of the repeat units derived from 1,6-diaminohexane and adipic acid may be toughened with exceptionally small amounts of rubber tougheners, to give compositions which are especially tough. The resulting compositions are useful for industrial, consumer, electronics, and automotive parts. | 2011-08-25 |
20110207886 | Method for Producing a-hereto-Substituted Alkylhalohydrosilane and Use Thereof - Method for efficiently producing α-hetero-substituted alkylhalohydrosilane, and use thereof. A method for producing (A) a halohydrosilane compound represented by the general formula (1): H—SiR | 2011-08-25 |
20110207887 | PROCESS TO MAKE A COMPOSITION COMPRISING A MONOVINYLAROMATIC POLYMER AND A POLYMER MADE FROM RENEWABLE RESOURCES - The present invention is a process to make a composition comprising at least a monovinylaromatic polymer and at least a dispersed phase of one or more polymers made from renewable resources comprising: | 2011-08-25 |
20110207888 | Elastomeric Polymer Blends and Processes for Their Production - Elastomeric polymer blends and processes for their production are described. Specifically, the polymer blends comprise a first polymer and a second polymer, where the first polymer comprises from about 70 wt % to about 90 wt % units derived from propylene and from about 10 wt % to about 30 wt % units derived from ethylene and/or a C | 2011-08-25 |
20110207889 | FLUORINATED ELASTIC COPOLYMER, PROCESS FOR PRODUCING SAME, AND CROSSLINKED RUBBER - To provide a fluorinated elastic copolymer having a high crosslinkability and flowability and excellent in the compression set and the resistance to bases, and a process for its production, and a crosslinked rubber. | 2011-08-25 |
20110207890 | PERFLUOROELASTOMER COMPOSITION - There is provided a perfluoroelastomer composition having a low glass transition temperature and excellent cold resistance and heat resistance and comprising a perfluoroelastomer comprising a tetrafluoroethylene unit (a), a perfluoro vinyl ether unit (b) and a cure site unit (c) having nitrile group, carboxyl group and/or alkoxycarbonyl group as a cure site, wherein the perfluoro vinyl ether unit (b) is contained in an amount of 8 to 23% by mole in the perfluoroelastomer. | 2011-08-25 |
20110207891 | Delayed Curing of Halogenated Elastomers - Nucleophilic substitution reactions of halogenated elastomers and latent curatives are used to produce thermoset derivatives that are easily mixed at conventional compounding temperatures, but cure rapidly at conventional cure temperatures. | 2011-08-25 |
20110207892 | DEGRADATION OF POLYPROPYLENE WITH HYDROXYLAMINE ESTER COMPOSITIONS - The invention relates to novel composition comprising hydroxylamine esters and thio compounds, which are suitable for lowering the molecular weight of polypropylene, propylene copolymers or polypropylene blends and result in an excellent degradation performance at temperatures below 220° C. | 2011-08-25 |
20110207893 | THERMALLY STABLE BIURET AND ISOCYANURATE BASED SURFACE MODIFYING MACROMOLECULES AND USES THEREOF - The invention relates to surface modifying macromolecules (SMMs) having high degradation temperatures and their use in the manufacture of articles made from base polymers which require high temperature processing. The surface modifier is admixed with the base polymer to impart alcohol and water repellency properties. | 2011-08-25 |
20110207894 | BIOCOMPATIBLE MAGNETIC NANOCRYSTAL, POWDER OF A BIOCOMPATIBLE MAGNETIC NANOCRYSTAL BEARING A SURFACE REACTIVE GROUP AND PREPARATIONS THEREOF - This invention is concerned with biocompatible magnetic nanocrystals highly soluble and dispersible in a physiological buffer, powder of biocompatible magnetic nanocrystals and nanocrystals bearing surface reactive N-hydroxysuccinimide ester moiety, and preparations thereof. The magnetic nanocrystals in powder form are highly soluble in a physiological buffer. The resultant aqueous colloidal solution presents long term stability in ambient conditions. Moreover, the carboxyl group on the surface of the magnetic nanocrystals can be converted to N-hydroxysuccinimide ester moiety in an organic solvent. The resultant powder of the magnetic nanocrystals carrying surface N-hydroxysuccinimide ester moiety is soluble and dispersible in an aqueous solution. Different types of biomolecules bearing amino group can covalently be attached to the magnetic nanocrystal simply by mixing them in aqueous solutions. Moreover, the powder of the magnetic nanocrystals bearing surface N-hydroxysuccinimide ester moiety retain reaction activity with biomolecule after long-term storage. | 2011-08-25 |
20110207895 | POLYURETHANE ADHESIVE FOR WINDSHIELD APPLICATIONS - A polyurethane adhesive which is useful in bonding porous and non-porous surfaces is provided. The adhesive is especially useful in bonding windshield glass into automotive frames under a variety of environmental conditions, particularly in after market windshield replacement applications. The polyurethane includes at least one urethane prepolymer which is based on at least one thermoplastic polyol. In one embodiment, the urethane prepolymer may be formed from one or more polyisocyanates, one or more polyetherpolyols and one or more thermoplastic polyesterpolyols, wherein the prepolymer has a free isocyanate content of from about 0.6 to about 3.5% by weight, based on the weight of the polyurethane. In another embodiment, a one-part adhesive composition is provided which includes an isocyanate-functional and thermoplastic polyurethane prepolymer having a free isocyanate content of from about 0.6 to about 3.5% by weight, based on the weight of the polyurethane, and a combination of several catalysts which are capable of catalyzing the reaction of isocyanate moieties with isocyanate-reactive moieties while providing less temperature dependent catalyzing of the reaction between isocyanate moieties and water. Also provided is a process for bonding two or more substrates together utilizing the polyurethane adhesive. In automotive windshield replacement applications, the polyurethane adhesive allows for a sufficient working time and development of green strength to provide a safe drive-away time within 1 hour at a temperature from about 0 to about 100° C. | 2011-08-25 |
20110207896 | Sterically Hindered Poly(ethylene glycol) Alkanoic Acids and Derivatives Thereof - The invention provides a sterically hindered polymers and conjugates formed therefrom that comprise a water-soluble and non-peptidic polymer backbone having at least one terminus covalently bonded to an alkanoic acid or alkanoic acid derivative prior to conjugation, wherein the carbon adjacent to the carbonyl group of the acid or acid derivative group has an alkyl or aryl group pendent thereto. The steric effects of the alkyl or aryl group allow greater control of the hydrolytic stability of polymer derivatives. The polymer backbone may be poly(ethylene glycol). | 2011-08-25 |
20110207897 | IONOMERS FOR IMPROVED COMPRESSION SET IN CERTAIN COPOLYMERS - Block copolymer having improved compression set comprising 40-98 wt-% soft segment, 1.9-20 wt-% hard segment, and 0.05-3 wt-% monofunctional ionic endgroups. The incorporation of ionomers into diisocyanate-based thermoplastic polyurethane materials greatly improves compression set with little impact on the overall TPU formulation. A typical formulation for making the block copolymer contains 84.2% polydimethylsiloxane, 12.9% diisocyanate, 2.9% diamine chain extender, 0.15% sodium 2-[bis(2-hydroxyethyl)amino]ethylsulfonate, and 0.05% isethionic acid. The polymeric material may be configured, for instance, as a contact lens, prosthetic spinal nucleus, orthopedic bearing surface, gasket, or sealant. | 2011-08-25 |
20110207898 | Method for Transitioning Between Ziegler-Natta and Metallocene Catalysts in a Bulk Loop Reactor for the Production of Polypropylene - Polymerization processes in a bulk loop reactor are described herein. In particular, a method of contacting a flow of metallocene with a flow of propylene is provided. This method includes directing the flow of metallocene towards a junction, directing the flow of propylene towards the junction and maintaining a portion of the flow of metallocene separate from a portion of the flow propylene within a portion of the junction downstream of the flow of propylene into the junction. In another embodiment, a method of introducing a quantity of antifouling agent into a catalyst mixing system is provided. In this embodiment a portion of the antifouling agent is introduced at or downstream of a point of contact of a stream of propylene with a stream of catalyst. The antifouling agent may be a member, alone or in combination with other members, selected from Stadis 450 Conductivity Improver, Synperonic antifouling agent, and Pluronic antifouling agent. | 2011-08-25 |
20110207899 | ALIPHATIC POLYCARBONATE QUENCH METHOD - The present disclosure is directed to, in part, an aliphatic polycarbonate polymerization reaction initiated by combining an epoxide with carbon dioxide in the presence of a catalytic transition metal-ligand complex to form a reaction mixture, and further quenching that polymerization reaction by contacting the reaction mixture with an acid containing a non-nucleophilic anion produces a crude polymer solution with improved stability and processability. | 2011-08-25 |
20110207900 | CATALYST FOR HOMOPOLYMERIZING AND COPOLYMERIZING PROPYLENE AND ITS PREPARATION AND USE - A catalyst for homopolymerizing and copolymerizing propylene and its preparation and use. The catalyst component includes titanium compound containing at least one Ti-halogen bond and at least two kinds of electron donor compounds A and B supported on MgCl | 2011-08-25 |
20110207901 | INTERNAL AND EXTERNAL DONOR COMPOUNDS FOR OLEFIN POLYMERIZATION CATALYSTS II - The present invention relates to catalyst systems containing solid catalyst components comprising titanium, magnesium, halogen and an internal electron donor compound having at least one ether group and at least one ketone group; organoaluminum compounds and alkyl benzoate derivatives as external electron donors. The present invention also relates to methods of making the catalyst systems, and methods of polymerizing or copolymerizing alpha-olefins using the catalyst systems. | 2011-08-25 |
20110207902 | METAL-LIGAND COMPLEXES AND CATALYSTS - The present invention generally relates to metal-ligand complexes, catalysts comprising or prepared from the metal-ligand complexes, processes of catalyzing olefin polymerization reactions with the catalysts to prepare polyolefins, polyolefins prepared thereby, processes of making the metal-ligand complexes and catalysts, and intermediate compounds useful therefor. | 2011-08-25 |
20110207903 | PROCESS FOR POLYMERIZING AN OLEFIN MONOMER AND CATALYST THEREFOR - The present invention generally relates to a process that polymerizes an olefin monomer, and a precatalyst and catalyst useful in such process. | 2011-08-25 |
20110207904 | FLUOROOLEFIN IODIDE MIXTURE AND METHOD FOR PRODUCING THE SAME - Disclosed is a mixture of fluoroolefin iodides represented by the general formulae: C | 2011-08-25 |
20110207905 | Aqueous Fluoropolymer Dispersion Stabilized with Amine Oxide Surfactant and Process for Making Coagulated Fluoropolymer Resin - An aqueous fluoropolymer dispersion comprising an aqueous medium, fluoropolymer particles, and an amine oxide surfactant. Coagulated fluoropolymer resin is produced from the dispersion by adding an acidic reagent in sufficient amount to cause coagulation and separation of the coagulated fluoropolymer resin from the aqueous medium. Another particulate component such as particular polymer, filler, pigment, solid lubricant, etc., may be added to the dispersion and co-coagulated to form a mixture of coagulated fluoropolymer resin and particulate component. | 2011-08-25 |
20110207906 | Process for Producing Water-Absorbing Particles - A process for producing water-absorbing polymer particles, wherein an aqueous polymer gel is dried in a forced-air belt drier on a circulating conveyor belt and the surface of the conveyor belt has a multitude of elevations or depressions which are suitable for restricting the mobility of the aqueous polymer gel in transverse direction. | 2011-08-25 |
20110207907 | GEL SPUN POLYETHYLENE FIBER - The invention relates to a gel-spinning process for producing UHMWPE fibers, said process comprising the steps of a) feeding a slurry containing UHMWPE and a spinning solvent to an extruder; b) converting the slurry in the extruder into a solution of UHMWPE in the spinning solvent; c) spinning fluid UHMWPE fibers by passing the solution of step b) through a spinning plate containing a plurality of spin holes; d) cooling the fluid UHMWPE fibers to form gel UHMWPE fibers; e) removing at least partly the spinning solvent from the gel UHMWPE fibers; and f) drawing the UHMWPE fibers in at least one drawing step before, during and/or after removing the spin solvent characterised in that the spinning plate having at most 6 spin holes per cm | 2011-08-25 |
20110207908 | PHOSPHORUS-CONTAINING BEXZOXAZINE RESIN WITH VARIOUS SUBSTITUENTS AND METHOD FOR PREPARING THE SAME - The present invention provides a method for preparing a phosphorus-containing bexzoxazine resin having the following structure shown as the formula (I) or (V): | 2011-08-25 |
20110207909 | Catalytic System of Nitrate Anions for CO2/ Epoxide Copolymerization - This invention relates to a Salen type ligand including three or more quaternary ammonium salts of nitrate anions, to a trivalent metal complex compound prepared from this ligand and a method of preparing the same, to a method of preparing polycarbonate by copolymerizing an epoxide compound and carbon dioxide using the complex compound as a catalyst, and to a method of separating and collecting the catalyst from the copolymer after copolymerization. This catalyst used to copolymerize an epoxide compound and carbon dioxide can be more simply prepared, and has lower catalyst preparation and recovery costs, and higher activity, compared to conventional catalysts. | 2011-08-25 |
20110207910 | POLYETHER GLYCOL MANUFACTURING PROCESS - The present invention relates to an improved process for manufacturing polyether and copolyether glycols by polymerization of a reaction mixture comprising at least one tetrahydrofuran or at least one tetrahydrofuran and at least one other cyclic ether, for example, an alkylene oxide, in the presence of a particular perfluorosulfonic acid resin catalyst comprising a copolymer of tetrafluoroethylene (TFE) or chlorotrifluoroethylene (CTFE) and a monomer of the formula CF | 2011-08-25 |
20110207911 | POLYPEPTIDE DERIVED FROM THE RYANODINE RECEPTOR THAT INHIBITS CALCIUM LEAKAGE - A polypeptide exhibiting the effect of inhibiting Ca | 2011-08-25 |
20110207912 | FGF-19 NUCLEIC ACIDS - The present invention is directed to novel polypeptides having homology to the PRO533 protein and to nucleic acid molecules encoding those polypeptides. Also provided herein are vectors and host cells comprising those nucleic acid sequences, chimeric polypeptide molecules comprising the polypeptides of the present invention fused to heterologous polypeptide sequences, antibodies which bind to the polypeptides of the present invention, and methods for producing the polypeptides of the present invention. The invention concerns compositions and methods for the diagnosis and treatment of neoplastic cell growth and proliferation in mammals, including humans. The invention is based on the identification of genes that are amplified in the genome of tumor cells. Such gene amplification is expected to be associated with the overexpression of the gene product and contribute to tumorigenesis and/or autocrine signaling. Accordingly, the proteins encoded by the amplified genes are believed to be useful targets for the diagnosis and/or treatment (including prevention) of certain cancers, and may act of predictors of the prognosis of tumor treatment. Furthermore, the compounds, compositions including antagonists and methods of the present invention are further expected to have therapeutic effect upon conditions characterized by FgF-19 modulation. | 2011-08-25 |
20110207913 | Induction of Gene Expression Using a High Concentration Sugar Mixture - Described herein is a composition useful for inducing expression of genes whose expression is under control of an inducible promoter sequence and methods for the compositions preparation and use. | 2011-08-25 |
20110207914 | Modified Human Plasma Polypeptide or Fc Scaffolds and Their Uses - Modified human plasma polypeptides or Fc and uses thereof are provided. | 2011-08-25 |
20110207915 | PROTEIN-BASED MATERIAL WITH IMPROVED MECHANICAL AND BARRIER PROPERTIES - The invention relates to a method of producing an extrudate comprising the steps of providing a plant protein and treating said protein with a solution comprising a nitrogen-containing compound. The solution with the nitrogen-containing compound may moreover comprise an anti-oxidative acid. A product, such as a film, obtained by the method is also described. By using the solvent-free method of the invention, polymers with excellent barrier and tensile properties may be produced. | 2011-08-25 |
20110207916 | Dual Affinity Polypeptides for Purification - The present invention relates to a process for purification of a target biomolecule, comprising the steps: (a) contacting (i) a target biomolecule, (ii) a dual affinity polypeptide, and (iii) a solid support comprising a catching ligand, wherein the ratio between the equilibrium dissociation constants of the dual affinity polypeptide, [K | 2011-08-25 |
20110207917 | SAM-6 VARIANTS, TARGET AND METHODS OF USE - The invention provides polypeptide, nucleic acid and other compositions. Polypeptide, nucleic acid and other compositions are useful in treatment and diagnostic methods. One treatment method includes inhibiting growth or proliferation of hyperproliferative cells or inducing regression of hyperproliferative cells, such as cells of a cellular hyperproliferative disorder, or reducing levels of LDL or oxLDL. | 2011-08-25 |
20110207918 | PURE AND SUBSTANTIALLY PURE REBAUDIOSIDE A - The invention provides a high throughput, high purity, high yield system and method of isolating and purifying rebaudioside A (“Reb A”), with acceptable water solubility for all commercial uses, from commercially available | 2011-08-25 |
20110207919 | EVALUATING HEPARIN PREPARATIONS - Methods of evaluating heparin preparations, e.g., for suitability for use as a drug or for use in making a drug, by determining the absence, presence or amount of a structural signature that is indicative of the methods used to make the heparin preparation. | 2011-08-25 |
20110207920 | 5-BROMO-2'-DEOXY-URIDINE LABELED NUCLEOTIDE TRIPHOSPHATES AND NUCLEIC ACID PROBES AND METHODS OF MAKING AND USING THE SAME - 5-bromo-2′-deoxy-uridine (BrdU) labeled nucleotide triphosphates and nucleic acid probes are described herein. The BrdU labeled nucleotide triphosphates include a linker between the nucleotide triphosphate and the BrdU moiety. The linker can be cleavable or non-cleavable. The nucleotide triphosphates can be a ribonucleotide triphosphates, 2′-deoxyribonucleotide triphosphates or 2′,3′-dideoxyribonucleotide triphosphates. The nucleic acid probes can be used for in situ hybridization. | 2011-08-25 |
20110207921 | SULFATED DERIVATIVE OF GASTRODIA ELATA POLYSACCHARIDE, PREPARATION METHOD AND ANTITUMOR USE THEREOF - The present invention discloses a sulfated derivative of polysaccharide extracted from | 2011-08-25 |
20110207922 | MONOSACCHARIDE PREPARATION METHOD - An object of the present invention is to provide means for preparing a monosaccharide by efficiently hydrolyzing a polysaccharide. In particular, in a method that uses a homogeneous acid catalyst to obtain a monosaccharide from a polysaccharide, a low energy, low cost catalytic separation method is provided, and in addition, a method for obtaining high reaction selectivity is provided. In addition, provided is a homogeneous acid catalyst separation method that separates a homogeneous acid catalyst from a homogeneous acid catalyst-containing solution with high efficiency and realizes a high homogeneous acid catalyst recovery ratio at low energy costs, and that is applicable to a variety of reaction systems. | 2011-08-25 |
20110207923 | ISOMERIZATION OF SUGARS - Disclosed are processes for isomerizing saccharides. Also disclosed are processes for converting saccharides to furan derivatives. Also disclosed are processes for converting starch to furan derivatives. | 2011-08-25 |
20110207924 | NEW PHENANTHRYLPHENOL LINKED PYRROLO [2, L-C] [L, 4] BENZODIAZEPINE HYBRIDS AS POTENTIAL ANTITUMOUR AGENTS AND PROCESS FOR THE PREPARATION THEREOF - The present invention provides a compounds of general formula (6), useful as potential antitumour agents against human cancer cell lines. The present invention further provides a process for the preparation of pyrrolo[2,1-c][1,4]benzodiazepine hybrids of general formula (6). | 2011-08-25 |
20110207925 | PROCESS FOR THE PREPARATION OF [1,4,5]-OXADIAZEPINE DERIVATIVES - A process for the preparation of [1,4,5]-oxadiazepine derivatives by reaction of 4,5-diacyl-[1,4,5]-oxadiazepines with a base. | 2011-08-25 |
20110207926 | NOVEL DIHYDROTRIAZINE DERIVATIVE - A compound represented by formula (1), | 2011-08-25 |
20110207927 | 1,4,2-DIAZAPHOSPHOLIDINE DERIVATIVES - The present invention relates to novel 1,4,2-diazaphospholidine derivatives, to a process for preparation thereof and to use as catalysts. | 2011-08-25 |
20110207928 | PURIFICATION METHOD FOR ADEFOVIR DIPIVOXIL - The present invention relates to a novel method of purifying adefovir dipivoxil of Formula 1. The purification method according to the present invention comprises the steps of dissolving impure adefovir dipivoxil containing byproducts generated during a synthetic reaction, salts thereof or complexes thereof in water or a water-containing mixed solvent; purifying the adefovir dipivoxil solution through a reverse-phase column; and adding a base to the purified adefovir dipivoxil solution and extracting the same with an organic solvent. | 2011-08-25 |
20110207929 | Process for preparing aminocrotonylamino-substituted quinazoline derivatives - The invention relates to an improved process for preparing aminocrotonylamino-substituted quinazoline derivatives of general formula (I) | 2011-08-25 |