Class / Patent application number | Description | Number of patent applications / Date published |
502158000 | Compound with Silicon-hydrogen bond or organic compound with silicon-carbon bond | 32 |
20080214385 | Catalyst composition and methods for its preparation and use in a polymerization process - The present invention relates to a catalyst composition and a method for making the catalyst composition of a polymerization catalyst and a carboxylate metal salt. The invention is also directed to the use of the catalyst composition in the polymerization of olefin(s). In particular, the polymerization catalyst system is supported on a carrier. More particularly, the polymerization catalyst comprises a bulky ligand metallocene-type catalyst system. | 09-04-2008 |
20090023579 | Ligand, Method for Producing the Same, and Catalyst Using the Ligand - Disclosed is a novel asymmetric ligand which can be synthesized by a short process at low cost and is capable of exhibiting higher catalytic activity and enantioselectivity than the conventional ligands derived from sugars. Also disclosed are a method for producing such an asymmetric ligand, and a catalyst using such an asymmetric ligand. Specifically disclosed is a ligand represented by the general formula I below or the like. (In the formula, R | 01-22-2009 |
20090036297 | Sol Gel Functionalized Silicate Catalyst and Scavenger - This invention relates to materials suitable as metal scavengers and catalysts. The materials are prepared by functionalizing silicate materials such as silica or SBA-15 with a thiol or amine, or other functionalizing agent, in a sol gel process. In a preferred embodiment, the metal is palladium and the functionalizing agent is a thiol. The material may be used as a catalyst for the Suzuki-Miyaura and Mizoroki-Heck coupling reactions. The catalyst materials have extremely low metal leaching, are very stable, and are completely recyclable. | 02-05-2009 |
20090062108 | STRENGTHENED IRON CATALYST FOR SLURRY REACTORS - A method of strengthening a precipitated unsupported iron catalyst by: preparing a precipitated unsupported iron catalyst containing copper and potassium; adding a solution comprising a structural promoter to the previously prepared catalyst; drying the mixture; and calcining the dried catalyst. | 03-05-2009 |
20090111684 | METHOD FOR ACTIVATING STRENGTHENED IRON CATALYST FOR SLURRY REACTORS - A method of activating an iron Fischer-Tropsch catalyst by introducing an inert gas into a reactor comprising a slurry of the catalyst at a first temperature, increasing the reactor temperature from the first temperature to a second temperature at a first ramp rate, wherein the second temperature is in the range of from about 150° C. to 250° C., introducing synthesis gas having a ratio of H | 04-30-2009 |
20090118118 | Self Limiting Catalyst Composition and Propylene Polymerization Process - A catalyst composition for the polymerization of propylene comprising one or more Ziegler-Natta procatalyst compositions comprising one or more transition metal compounds and one or more esters of aromatic dicarboxylic acid internal electron donors; one or more aluminum containing cocatalysts; a selectivity control agent (SCA) comprising at least one silicon containing compound containing at least one C | 05-07-2009 |
20090170693 | Catalyst Included in Hollow Porous Capsule and Method for Producing the Same - An object of the present invention is to provide a catalyst which can exert a catalytic function for a long period without decreasing catalytic activity, and a photocatalyst which can exert a photocatalytic function for a long period while preventing deterioration of the organic binder without reducing original decomposition and sterilization functions of the photocatalyst. In light of the object, a carbon-containing layer is formed on the core portion so that it is coated by a carbon-containing layer, subsequently the porous layer is formed on the carbon-containing layer so that it is coated by the porous layer, and a hollow layer is formed by removing the carbon-containing layer. | 07-02-2009 |
20090280977 | PROCESS FOR PREPARING CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS - The instant invention relates to a process for preparing a catalyst component for the polymerization of olefins. Catalysts prepared with this catalyst component provide a high mileage for the production of polyolefin with a high bulk density of the polymer produced therewith. Particularly, catalysts prepared with this catalyst component are suitable for the improved economical production of polyolefin in gas phase processes. | 11-12-2009 |
20100056360 | MAGNETIC MESOPOROUS MATERIAL AS CHEMICAL CATALYST - Magnetic mesoporous materials as chemical catalyst and methods of making magnetic mesoporous materials as catalyst are provided. The mesoporous materials have mesopores. The mesoporous materials can contain magnetic nanoparticles in wall of the mesoporous material and chemical catalysts in the mesopores. The mesoporous material continaing magnetic nanoparticles and catalysts can be used in a chemical reaction as a catalyst. The mesoporous materials can be removed after the chemical reaction by applying a magnetic field to the chemical reaction medium to isolate the mesoporous materials containing magnetic nanoparticles. | 03-04-2010 |
20100093521 | Selective Isomerization of Olefins to Alkenes Using a Mesoporous Catalyst - A process for selectively making 2-alkenes from a NAO using a mesoporous catalyst that has been surface modified with a Brönsted acid compound. The Brönsted acid compound has a reactive silane connector, an organic linking group, and a Brönsted acid group. The mesoporous catalyst has an average pore diameter in a range of about 12 to about 100 Angstroms and a surface area of between about 400 to about 1400 m | 04-15-2010 |
20100190637 | Curing Catalyst - The invention relates to the use of nanoscale zinc oxide, prepared by a sol-gel process, as curing catalyst, in particular for liquid coatings. | 07-29-2010 |
20100279850 | CHEMICALLY-RESISTANT COATING COMPOSITION - A coating composition comprising a Photocatalyst Composition comprising a photocatalyst and a pendent silyl ester group, wherein the photocatalyst produces singlet oxygen in the presence of light and ambient air. In certain embodiments, the coating composition further comprises a singlet oxygen scavenger. | 11-04-2010 |
20110059841 | Photocatalytically Active Polysiloxane Coating Compositions - The invention is a coating composition comprising photocatalytic titanium dioxide particles, an opacifying agent, a silicone compound, de-HNO | 03-10-2011 |
20110190115 | METAL-CONTAINING ORGANOSILICA CATALYST; PROCESS OF PREPARATION AND USE THEREOF - The invention relates to a metal-containing organosilica catalyst, and use thereof in metal-catalyzed reactions. The invention relates to a process of preparation of the metal-containing organosilica catalyst comprising i) mixing a silicon source with an hydrolytic solvent; ii) adding one or more metal catalyst or a precursor thereof; iii) treating the mixture of step ii) with a condensation catalyst and iv) optionally treating the mixture resulting from step iii) with one or more reducing or oxydating agent such as to provide the required oxidation level to the metal catalyst. | 08-04-2011 |
20110312490 | Methods for preparing catalyst supports and supported catalysts from carbon nanotubes - A new method for preparing a supported catalyst is herein provided. A carbon nanotube structure such as a rigid porous structure is formed from carbon nanotubes. A metal catalyst is then loaded or deposited onto the carbon nanotube structure. The loaded carbon nanotube is preferably ground to powder form. | 12-22-2011 |
20120077668 | PHOTOCATALYST-SUPPORTING SHEET AND PRIMER FOR PHOTOCATALYST-SUPPORTING SHEET - A photocatalyst-supporting sheet includes at least an active energy ray-curable resin layer and a photocatalyst layer which are provided in that order on a substrate. The active energy ray-curable resin layer contains a composite resin (A) in which a polysiloxane segment (a1) and a vinyl polymer segment (a2) are bonded through a bond represented by general formula (3), the polysiloxane segment (a1) having a structural unit represented by general formula (1) and/or general formula (2) and having a silanol group and/or a hydrolyzable silyl group. | 03-29-2012 |
20120196740 | Process for Producing Optically Pure beta-Lactones from Aldehydes and Compositions Produced Thereby - Bi-functional cobalt-containing catalysts useful for making stereo specific compounds and compositions, along with methods of making, and uses thereof in the syntheses of optically pure β-lactones from aldehydes and ketene are described. Precursors, intermediates, compositions, and particular features of the use if the compositions, such as high enantiomeric selectivity, high yield and low mole percent of catalyst useful are provided. | 08-02-2012 |
20120289398 | PREPARATION METHOD OF CATALYST FOR POLYMERIZATION OF POLYOLEFIN, CATALYST PREPARED THEREBY AND PREPARATION METHOD OF POLYOLEFIN USING THE CATALYST - Disclosed is a method for preparing a catalyst for polymerization of polyolefin. The preparation method according to the present disclosure includes a) dissolving a magnesium halide compound in a first alcohol and a first hydrocarbon and then adding an alkoxysilane compound thereto to prepare a magnesium halide precursor solution; b) reacting a second alcohol with metal magnesium in the presence of a halogen compound to prepare a dialkoxy magnesium support; and c) reacting the magnesium halide precursor solution and the dialkoxy magnesium support with titanium tetrachloride and an internal electron donor in the presence of a second hydrocarbon. The present disclosure may provide a catalyst for polymerization of two-component magnesium compound supported polyolefin showing high activity. | 11-15-2012 |
20130267410 | PHOTOCATALYST-COATED OBJECT AND PHOTOCATALYST COATING LIQUID FOR SAME - A photocatalyst-coated body includes: a base containing an organic component; and a transparent photocatalyst layer provided on the base, wherein the photocatalyst layer comprises, based on 100% by mass of the whole photocatalyst layer, photocatalyst particles being 1% by mass or more and 20% by mass or less, inorganic oxide particles being 50% by mass or more and less than 89% by mass, and a dried product of a silicone emulsion being more than 10% by mass and less than 50% by mass, and the silicone emulsion is formed of a silicone represented by an average composition formula: R | 10-10-2013 |
20140038811 | METAL OXIDE-PLATINUM COMPOUND CATALYST AND METHOD FOR PRODUCING SAME - The present invention relates to a metal oxide-platinum compound catalyst comprising 5 to 95 parts by weight of a metal oxide and 95 to 5 parts by weight of platinum as the balance. The platinum has a form to reticulately cover at least a part of a particle of the metal oxide. The wires constituting the platinum mesh have an average wire diameter of 5 nm or smaller. | 02-06-2014 |
20140171295 | CATALYST COMPOSITION AND PROCESS USING SAME - A catalyst composition including a solution of at least one member selected from the group consisting of an alkali metal carboxylate and an alkaline earth metal carboxylate in a solvent which is nonreactive with the isocyanate groups of a polyisocyanate. | 06-19-2014 |
20140221195 | VERTICALLY ALIGNED MESOPOROUS THIN FILM, METHOD OF MANUFACTURING THE SAME, AND CATALYTIC APPLICATION THEREOF - This invention relates to a vertically aligned mesoporous silicate film with site-selective metal deposition from a single polymeric precursor and to diverse catalytic applications thereof. There is an innovative approach of a single precursor to manufacture a vertically aligned mesoporous silicate thin film having high thermal and chemical resistance on a large-area silicon wafer (2 cm×3 cm). A precisely designed organic-inorganic block copolymer (BCP) polyethyleneoxide-ss-polyvinylcyclicsilazane (PEO-ss-PVCSZ) with a disulfide bridge that is chemically cleavable is newly synthesized as the single precursor for an oriented silicate nanoporous film, and using such a precursor, solvent annealing, self-assembling, block cleaving treatment, and then hydrolysis conversion of a polymer into a siliceous phase at room temperature are carried out, thus directly forming a mesostructure on the substrate. | 08-07-2014 |
20140243189 | DIRECT ASSEMBLY OF HYDROPHOBIC NANOPARTICLES TO MULTIFUNCTION STRUCTURES - A process that allows convenient production of multifunctional composite particles by direct self-assembly of hydrophobic nanoparticles on host nanostructures containing high density surface thiol groups is present. Hydrophobic nanoparticles of various compositions and combinations can be directly assembled onto the host surface through the strong coordination interactions between metal cations and thiol groups. The resulting structures can be further conveniently overcoated with a layer of normal silica to stabilize the assemblies and render them highly dispersible in water for biomedical applications. As the entire fabrication process does not involve complicated surface modification procedures, the hydrophobic ligands on the nanoparticles are not disturbed significantly so that they retain their original properties such as highly efficient luminescence. Multifunctional nonspherical nanostructures can be produced by using mercapto-silica coated nano-objects of arbitrary shapes as hosts for immobilizing functional nanoparticles. Multilayer structures can be achieved by repeating the mercapto-silica coating and nanoparticle immobilization processes. | 08-28-2014 |
20140323290 | PHOTOCATALYST-SUPPORTING STRUCTURE - An object of the invention of the present application is to provide a photocatalyst-carrying structure provided with a carrier and a photocatalyst layer carried on the carrier with an adhesive layer there between, wherein the adhesive layer for carrying the photocatalyst does not contain a volatile organic compound as solvent. An aqueous silicone-modified resin is preferably used for the adhesive layer, and the aqueous silicone-modified resin is preferably a resin obtained by emulsion polymerization of a monomer in the presence of an emulsifier in an aqueous medium, and is further modified with silicone using a compound having a silicone structure. | 10-30-2014 |
20150024925 | PROTECTIVE COATING COMPOSITIONS FOR PHOTOCATALYTIC LAYERS ON SUBSTRATES - A coated substrate including a substrate including a treated layer, a photocatalytic layer, and a protective layer for impeding photocatalyst derived degradation of the treated layer, the protective layer being provided between the photocatalytic layer and the treated layer, the protective layer comprising colloidal particles distributed in a matrix comprised at least partly of an organosilicon phase which is oxidisable by the reactive oxygen species to form a non-volatile inorganic phase, wherein the organosilicon phase includes a surfactant incorporating an organosilicon component. | 01-22-2015 |
20150111724 | VISIBLE LIGHT RESPONSIVE PHOTOCATALYST BY HYDROPHILIC MODIFICATION USING POLYMER MATERIAL AND A METHOD FOR PREPARING THE SAME - The present invention relates to a visible light-responsive photocatalyst with an excellent removal efficiency of environmental contaminants, and a method of preparing the same. | 04-23-2015 |
20150133290 | METHOD FOR PREPARING A HYDROGEL COMPRISING SILICO-METALLIC MINERAL PARTICLES AND HYDROGEL - A method for preparing a novel hydrogel including silico-metallic mineral particles of the formula (Si | 05-14-2015 |
20150306587 | Superficially Porous Hybrid Monoliths with Ordered Pores and Methods of Making and using same - The invention provides superficially porous metal oxide or hybrid metal oxide monoliths with ordered pore structures. The superficially porous hybrid silica monoliths of the invention provide several major advantages over existing silica monoliths. When used in chromatography, the superficially porous hybrid silica monoliths of the invention deliver fast separation at very low back pressure and possess superb pH stability and much improved mechanical strength. | 10-29-2015 |
20160040353 | METHOD FOR DEPOSITING A PHOTOCATALYTIC COATING AND RELATED COATINGS, TEXTILE MATERIALS AND USE IN PHOTOCATALYSIS - A method for depositing a photocatalytic coating on a support, the method having the steps: a) providing an aqueous and/or alcoholic suspension of nanoparticles of a semiconducting material, b) providing a sol in an aqueous and/or alcoholic solution of a hydrolyzed organosilane, c) mixing the suspension and the sol and proceeding with deposition of the obtained mixture on the support to be covered, d) performing a drying operation, e) and optionally producing an illumination of the obtained coating after drying at one wavelength at least causing activation of the semiconducting material, so as to remove at least 3% of the organic groups initially present in the coating and bound to the silicon atoms through a Si—C bond; as well as coatings with photocatalytic properties, materials, notably textiles, covered with such a coating and the use of such coatings and materials for photocatalysis. | 02-11-2016 |
20160168171 | METHODS OF PRODUCING ORGANOSILICA MATERIALS AND USES THEREOF | 06-16-2016 |
20160168172 | ORGANOSILICA MATERIALS AND USES THEREOF | 06-16-2016 |
20160168173 | ORGANOSILICA MATERIALS AND USES THEREOF | 06-16-2016 |