Class / Patent application number | Description | Number of patent applications / Date published |
556051000 | Titanium, zirconium, or hafnium containing (Ti, Zr, or Hf) | 48 |
20080319213 | Process For Producing Metallocene Compound - The invention provides a process for producing a metallocene compound of formula (3) | 12-25-2008 |
20090030220 | Transparent desiccating agent - The present invention provides a transparent desiccant with a high moisture absorption capacity which is suitable for use as a desiccant for organic EL devices (especially top-emitting organic EL devices). More particularly, the invention provides a transparent desiccant comprising an organometallic compound obtained by reacting a metal alkoxide with a polyol. | 01-29-2009 |
20090030221 | Transition Metal Complexes and Preparation Methods Thereof - The present invention provides a novel mononuclear transition metal compound, a novel binuclear transition metal compound, a novel organic amine or phosphorous compound, and a method for preparing the same. The mononuclear transition metal compound according to the present invention is configured such that a cyclopentadienyl group and an amido or phosphorous group are bridged via a phenylene bridge. The binuclear transition metal compound according to the present invention is configured such that the two bridged mononuclear transition metal compounds configured such that a cyclopentadienyl group and an amido or phosphorous group are bridged via a phenylene bridge are linked via a bridging group located at the phenylene bridge. According to the present invention, the mononuclear transition metal compound, the binuclear transition metal compound, the organic amine or phosphorous compound can be prepared in a simple manner by using suzuki-coupling reaction with a high yield. | 01-29-2009 |
20090036697 | TITANIUM COMPLEXES, THEIR PRODUCTION METHODS, TITANIUM-CONTAINING THIN FILMS, AND THEIR FORMATION METHODS - Objects of the present invention are to provide a novel titanium complex that has good vaporization characteristics and an excellent thermal stability, and becomes a raw material for forming a titanium-containing thin film by methods such as CVD method or ALD method, its production method, a titanium-containing thin film formed using the same, and its formation method. In the invention, a titanium complex represented by the general formula (1) is produced by reacting a diimine represented by the general formula (2) and metallic lithium, and then reacting a tetrakisamide complex represented by the general formula (3). | 02-05-2009 |
20090281341 | METAL-ORGANIC ZIRCONIUM-BASED FRAMEWORK MATERIALS - The present invention relates to a porous metal-organic framework material comprising at least one at least bidentate organic compound which is bound to at least one metal ion by coordination, the at least one metal ion being zirconium, and the at least one at least bidentate organic compound being derived from a dicarboxylic, tricarboxylic or tetracarboxylic acid. In addition, the invention relates to methods for production thereof and also use thereof. | 11-12-2009 |
20100022791 | ORGANOMETALLIC COMPLEXES AS HYDROGEN STORAGE MATERIALS AND A METHOD OF PREPARING THE SAME - The present invention relates to an organic-transition metal complex which can safely and reversibly store hydrogen in a high capacity, and a process for preparing the same. In order to achieve the objects, the hydrogen storage material according to the invention comprises a complex generated by combination of an organic substance containing a hydroxyl (—OH) group(s) with a transition metal containing compound, which can more effectively store hydrogen with more than one transition metal being bonded per molecule. Examples of the organic substances containing hydroxyl (—OH) group(s) include alkyl derivatives such as ethylene glycol, trimethylene glycol and glycerol, and hydroxyl-containing aryl derivatives such as fluoroglucinol. As the transition metal, titanium (Ti), vanadium (V) and scandium (Sc), which can make Kubas binding, may be mentioned. | 01-28-2010 |
20100121088 | Mineral/Organic Composite Material - The invention relates to a composite material comprising nanoparticles of at least one metal derivative and at least one type of carboxylic and/or sulfonic acid derivative organic compound chemically bound in a covalent manner with said nanoparticles by means of at least one carboxylic and/or sulfonic function. | 05-13-2010 |
20100249443 | TITANIUM COMPOUND AND PROCESS FOR ASYMMETRIC CYANATION OF IMINES - The present invention relates to titanium catalysts for asymmetric synthesis reactions produced by bringing a reaction mixture obtained by contacting water and a titanium alkoxide into contact with an optically active ligand represented by the general formula (a), wherein R1, R2, R3, and R4 are independently a hydrogen atom, an alkyl group, or the like, and A* represents a group with two or more carbon atoms having an asymmetric carbon atom or axial asymmetry. The invention further relates to a process for asymmetric cyanation of imines, wherein the process comprises reacting an imine with a cyanating agent in the presence of the titanium catalyst. | 09-30-2010 |
20110230671 | Hafnium Amide Complex Manufacturing Method and Hafnium-Containing Oxide Film - Disclosed is a method of producing a hafnium amide complex represented by general formula: Hf(NR | 09-22-2011 |
20120029219 | LOW ZIRCONIUM, HAFNIUM-CONTAINING COMPOSITIONS, PROCESSES FOR THE PREPARATION THEREOF AND METHODS OF USE THEREOF - This invention relates to hafnium-containing compositions having a zirconium concentration of less than about 500 parts per million, a process for producing the hafnium-containing compositions, organometallic precursor compositions containing a hafnium-containing compound and having a zirconium concentration of less than about 500 parts per million, a process for producing the organometallic precursor compositions, and a method for producing a film or coating from the organometallic precursor compositions. The organometallic precursor compositions are useful in semiconductor applications as chemical vapor deposition (CVD) or atomic layer deposition (ALD) precursors for film depositions. | 02-02-2012 |
20130178641 | RUBIDIUM AND CESIUM COMPOUNDS FOR TWO-PHOTON ABSORPTION - A material which electronically isolates a rubidium or cesium atom, which is bonded to only one or two oxygen atoms. This electronic isolation is manifested in narrow photoluminescence emission spectral peaks. The material may be an alkali metal compound comprises the empirical formula: AM(R | 07-11-2013 |
20130184480 | ORGANOMETALLIC COMPOUND PURIFICATION AND APPARATUS - A method of purifying crude organometallic compounds using a stripping column and a gas stream is provided. This method removes relatively more volatile impurities as compared to the organometallic compound. | 07-18-2013 |
20130211117 | ORGANOMETALLIC COMPOUND PREPARATION - A method of continuously manufacturing an organometallic compound is provided where two or more reactants are conveyed to a contacting zone of a reactor in a manner so as to maintain a laminar flow of the reactants; and causing the reactants to form the organometallic compound. | 08-15-2013 |
20130211118 | ORGANOMETALLIC COMPOUND PREPARATION - A method of continuously manufacturing organometallic compounds is provided where two or more reactants are conveyed to a reactor having a laminar flow contacting zone, a heat transfer zone, and a mixing zone having a turbulence-promoting device; and causing the reactants to form the organometallic compound. | 08-15-2013 |
20220135600 | Composition and Preparation for Hafnium Carbide Ceramic Precursor - Metal containing polymer compositions, useful for the production of high temperature metal carbide ceramics are described, including poly(carbohafnocene) compositions and related poly(carbometallocene) compositions, as well as compositions formed from the reaction of hafnium chloride and 2-butyne-1,4-diol. Methods of synthesizing such compositions are provided. | 05-05-2022 |
556052000 | Carbon bonded directly to the metal | 22 |
20080200708 | Preparation of Partially Hydrogenated Rac-Ansa-Metallocene Complexes - The invention relates to a process for preparing hydrogenated or partially hydrogenated, racemic ansa-metallocene complexes by reacting bridged or unbridged transition metal complexes with alkali metal compounds or alkaline earth metal compounds, heating the resulting reaction mixture to a temperature in the range from −78 to 250° C. and at least partially hydrogenating the reaction products in the presence of a suitable catalyst, to the corresponding hydrogenated or partially hydrogenated metallocenes and to their use as catalysts or as a constituent of catalysts for the polymerization of olefinically unsaturated compounds or as reagents or catalysts in stereoselective synthesis. | 08-21-2008 |
20090005584 | Processes for Producing Hafnium Complexes - Disclosed are first to sixth processes for respectively producing hafnium tetra-tertiary-butoxide, tetrakis(acetylacetonato)hafnium, tetrakis(1-methoxy-2-methyl-2-propanolato)hafnium, hafnium tetra-tertiary-amyloxide, tetrakis(3-methyl-3-pentoxy)hafnium, and tetrakis(hexafluoroacetylacetonato)hafnium. The first process includes the steps of (a) adding a compound A(O | 01-01-2009 |
20100036145 | MORE ADVANCED PREPARATION METHOD OF ORGANIC-TRANSITION METAL HYDRIDE COMPLEXES CONTAINING ARYL GROUP OR ALKYL GROUP AS HYDROGEN STORAGE MATERIALS - The present invention relates to a more advanced preparation method of organic-transition metal hydride as a hydrogen storage material, precisely a more advanced preparation method of organic-transition metal hydride containing aryl or alkyl group that facilitates safe and reverse storage of massive amount of hydrogen. | 02-11-2010 |
20100048933 | TRANSITION METAL COMPLEX, CATALYST FOR OLEFIN POLYMERIZATION, AND PROCESS FOR PRODUCING OLEFIN POLYMER WITH THE SAME - The present invention relates to a transition metal complex represented by the formula (I): | 02-25-2010 |
20110172451 | METHOD FOR PREPARING TRANSITION METAL COMPLEXES, TRANSITION METAL COMPLEXES PREPARED USING THE METOD, CATALYST COMPOSITION CONTAINING THE COMPLEXES - The present invention provides a novel transition metal complex where a monocyclopentadienyl ligand to which an amido group is introduced is coordinated, a method for synthesizing the complex, and olefin polymerization using the same. The method for preparing a transition metal complex according to the present invention comprises a step of blocking a by-reaction of a nitrogen atom using a compound containing a protecting group, and thus it is possible to prepare a transition metal complex in a simpler manner in a high yield. Further, the transition metal complex according to the present invention has a pentagon ring structure having an amido group connected by a phenylene bridge in which a stable bond is formed in the vicinity of a metal site, and thus, sterically monomers can easily approach the transition metal complex. | 07-14-2011 |
20130123527 | MORE ADVANCED PREPARATION METHOD OF ORGANIC-TRANSITION METAL HYDRIDE COMPLEXES CONTAINING ARYL GROUP OR ALKYL GROUP AS HYDROGEN STORAGE MATERIALS - The present invention relates to a more advanced preparation method of organic-transition metal hydride as a hydrogen storage material, precisely a more advanced preparation method of organic-transition metal hydride containing aryl or alkyl group that facilitates safe and reverse storage of massive amount of hydrogen. | 05-16-2013 |
20140005429 | Processes for the Preparation of Arylamine Compounds | 01-02-2014 |
20150148557 | MOLECULAR LAYER DEPOSITION USING REDUCTION PROCESS - A material is deposited onto a substrate by exposing the substrate to a metal-containing precursor to adsorb metal atoms of the metal-containing precursor to the substrate. The substrate injected with the metal-containing precursor is exposed to an organic precursor to deposit a layer of material by a reaction of the organic precursor with the metal atoms adsorbed to the substrate. The substrate is exposed to radicals of a reducing agent to increase reactivity of the material deposited on the substrate. The radicals of the reducing agent are produced by applying a voltage differential with electrodes to a gas such as hydrogen. The substrate may be exposed to radicals before and/or after exposing the substrate to the organic precursor. The substrate may be sequentially exposed to two or more different organic precursors. The material deposited on the substrate may be a metalcone such as Alucone, Zincone, Zircone, Titanicone, or Nickelcone. | 05-28-2015 |
556053000 | Plural unsaturated 5-membered carbocyclic rings bonded directly to the metal | 14 |
20080312461 | PROPYLENE COPOLYMER, POLYPROPYLENE COMPOSITION AND USES THEREOF, TRANSITION METAL COMPOUND AND OLEFIN POLYMERIZATION CATALYST - A transition metal compound represented by the following formula (2a): | 12-18-2008 |
20090198078 | PROCESS FOR PREPARING A MONOCYCLOPENTADIENYL COMPOUND - Catalyst compositions comprising a first metallocene compound, a second metallocene compound, an activator-support, and an organoaluminum compound are provided. An improved method for preparing cyclopentadienyl complexes used to produce polyolefins is also provided. | 08-06-2009 |
20090281342 | POLYMERIZATION CATALYSTS FOR PRODUCING HIGH MOLECULAR WEIGHT POLYMERS WITH LOW LEVELS OF LONG CHAIN BRANCHING - This invention relates to catalyst compositions, methods, and polymers encompassing at least one Group 4 metallocene compound comprising bridging η | 11-12-2009 |
20100137624 | PROCESS FOR PREPARING DIALKYL OXIDE METALLOCENES OR DIARYL OXIDE METALLOCENES - Process for preparing bridged, stereorigid, stereomerically pure dialkoxide metallocenes, diaryl oxide metallocenes and preferably diphenoxide metallocenes of the general formula Q(Cp)(Cp′)M(OR | 06-03-2010 |
20100324321 | AMINE BRIDGED METALLOCENE CATALYST, METHOD FOR PREPARING THEREOF AND METHOD FOR POLYMERIZING ETHYLENE-ALPHA OLEFIN COPOLYMER USING AMINE BRIDGED METALLOCENE CATALYST - The present invention relates to an amine bridged metallocene catalyst, a method for producing the same, and a method for producing an ethylene-alpha olefin copolymer, which comprises polymerizing ethylene and alpha olefin in the presence of an olefin polymerization catalyst composition including a metallocene catalyst. The amine bridged metallocene catalyst may be produced by reacting one or more of substituted or unsubstituted cyclopentadiene and substituted or unsubstituted fluorene with amine to bridge them with nitrogen, and reacting them with a transition metal to coordinate them. | 12-23-2010 |
20110137060 | PREPARATION OF ANSA METALLOCENE COMPOUNDS - The present invention refers to a process for overcoming the problem of formation of oligomeric-polymeric complexes during preparation of cyclopentadienyl metallocenes comprising ligands bridged by at least three carbon atoms. According to the invention a process is presented comprising the steps of deprotonating a biscyclopentadienyl ligand bridged by a chain having a backbone of at least three carbon atoms by a base and reacting the deprotonated ligand with at least one alkali or alkaline earth metal alkylating agent and a salt of a transition metal belonging to group 3, 4, 5, 6 or to the lanthanide or actinide groups of the Periodic Table of the Elements. | 06-09-2011 |
20110275848 | METHOD AND SYSTEM FOR FORMING A PRECURSOR COMPOUND FOR NON-BRIDGED UNSYMMETRIC POLYOLEFIN POLYMERIZATION CATALYST - The present techniques relates generally to polyolefin catalysts and, more specifically, to preparing a precursor compound for an unsymmetric metallocene catalyst, for using the precursor compound to prepare catalysts, and for employing the precursor compounds to prepare catalysts for polyolefin polymerizations. | 11-10-2011 |
20110288321 | Nano-Linked Metallocene Catalyst Compositions and Their Polymer Products - The present invention provides polymerization catalyst compositions employing novel dinuclear metallocene compounds. Methods for making these new dinuclear metallocene compounds and for using such compounds in catalyst compositions for the polymerization and copolymerization of olefins are also provided. | 11-24-2011 |
20120010421 | PROCESS FOR SYNTHESIZING BRIDGED CYCLOPENTADIENYL-INDENYL METALLOCENES - The present invention provides methods of making bridged cyclopentadienyl-indenyl metallocene compounds. Generally, these methods can be conducted without the use of a fine purification process such as distillation, chromatography, and crystallization. | 01-12-2012 |
20120178953 | SOLUTION BASED PRECURSORS - Solution-based precursors for use as starting materials in film deposition processes, such as atomic layer deposition, chemical vapor deposition and metalorganic chemical vapor deposition. The solution-based precursors allow for the use of otherwise solid precursors that would be unsuitable for vapor phase deposition processes because of their tendency to decompose and solidify during vaporization. | 07-12-2012 |
20130085289 | Synthesis of Alkyl Cyclopentadiene Compounds - A method of synthesizing an alkyl cyclopentadiene compound is disclosed. The method includes contacting at least one cyclopentadienyl anion source and at least one alkyl group source to form at least one alkyl cyclopentadiene compound. The method further includes extracting the alkyl cyclopentadiene compound with a hydrocarbon solvent. The alkyl cyclopentadiene compound may be converted to a metallocene catalyst compound. | 04-04-2013 |
20130237719 | Preparation and Use of Tetrasubstituted Fluorenyl Catalysts for Polymerization of Olefins - Catalyst compositions and processes for the polymerization of ethylenically unsaturated monomers to produce polymers, including copolymers or homopolymers. Such monomers include ethylene, C | 09-12-2013 |
20130245302 | POLYMERIZATION CATALYSTS FOR PRODUCING POLYMERS WITH LOW MELT ELASTICITY - The present techniques relate to catalyst compositions, methods, and polymers encompassing a Group 4 metallocene compound comprising bridging η | 09-19-2013 |
20140378694 | PROCESS FOR THE PREPARATION OF METALLOCENE COMPLEXES - A process to prepared bridged bis(indenyl)ligands, comprising the step of reacting a 2-indenylpinacolyl borane compound with a bromosubstituted compound in the presence of a Pd catalyst and a base to form the corresponding bridged bis(indenyl) ligand. The process may further comprise the step of reacting a 2-bromo indene compound with pinacolborane in the presence of a Pd catalyst and a base to form the corresponding 2-indenylpinacolylborane compound. These bridged bis(indenyl)ligands may suitably be used in the preparation of metallocene complexes, such as 2,2′-bis(2-indenyl)biphenyl ZrCl | 12-25-2014 |
556054000 | Plural chalcogens bonded directly to the metal (e.g., alkyl titanates, titanic esters, etc.) | 11 |
20110295030 | SURFACE MODIFIED NANOPARTICLE AND PREPARATION METHOD THEREOF - A surface modified nanoparticle includes a nanoparticle and a phenol compound used for modifying the nanoparticle. The phenol compound has a formula of (a) or (b), wherein n=1˜9, X is selected from the group consisted of NH | 12-01-2011 |
20120078001 | Process for Preparing ALkoxylation Catalyst and Alkoxylation Process - A process for preparing an alkoxylation catalyst wherein a catalyst precursor which is formed from an alkoxylated alcohol and an alkaline earth metal compound to form a dispersion of an alkaline earth metal species is reacted with propylene oxide to propoxylate at least a portion of the ethoxylated alcohol. | 03-29-2012 |
20120316355 | Method for Producing Aryloxytitanium Composition and Aryloxytitanium Composition - The present invention provides a method for producing an aryloxytitanium composition that can solve the problems of the clogging of the storage tank, the piping, the pump, and the like during storage and transfer, and the like, and a decrease in catalytic activity which occurs during long-term storage, and is extremely preferred as a catalyst for the production of a diaryl carbonate. A method for producing an aryloxytitanium composition, comprising a step (1) of adding a diaryl carbonate to an organic oxytitanium composition having an R—O—Ti linkage, wherein R represents an organic group containing 1 to 20 carbon atoms, and evaporating a component having a lower boiling point than that of the diaryl carbonate, together with the diaryl carbonate, so as to obtain an aryloxytitanium composition. | 12-13-2012 |
20140155641 | SELENIUM ATTACHMENT AGENT - The present invention comprises compositions and methods for a selenium attachment agent and uses thereof, wherein the selenium attachment agent facilitates the attachment of desired molecules to a surface. In particular, surfaces are enhanced to include antimicrobial or biocidal characteristics, including an organoselenium compound for biocidal properties. | 06-05-2014 |
556055000 | Containing -C(=X)X-, wherein the X's are the same or diverse chalcogens | 4 |
20090143603 | MODIFIED INORGANIC PARTICLES AND METHODS OF PREPARING THE SAME - Disclosed are modified inorganic particles and methods of preparing the same. The modified inorganic particle comprises an inorganic particle with hydroxyl groups, and a surface modifier coupled to the inorganic particle via a urethane linkage, wherein the surface modifier has an ethylenically unsaturated end group. The method comprises providing an inorganic particle with hydroxyl groups; providing a surface modifier with an isocyanate group at one end and an ethylenically unsaturated group at the other end; and mixing the inorganic particle with the surface modifier for reaction such that the surface modifier is coupled to the inorganic particle. | 06-04-2009 |
20090198079 | PROCESS FOR PREPARING METAL ORGANIC FRAMEWORKS COMPRISING METALS OF TRANSITION GROUP IV - The present invention relates to a process for preparing a porous metal organic framework comprising at least one at least bidentate organic compound coordinated to at least one metal ion, which comprises the step
| 08-06-2009 |
20100280265 | CATALYST COMPOSITION INCLUDING ZIRCONIUM COMPOUNDS FOR ESTERFICATION REACTION AND METHOD FOR PREPARING ESTER COMPOUNDS - The present invention relates to an esterification catalyst composition that includes a zirconium compound and a method for producing an ester compound, which includes the steps of esterifying alcohol and carboxylic acid compounds by using the same, and it may be applied to a mass synthesis process. | 11-04-2010 |
20160016156 | SYSTEM AND METHOD FOR GENERATING A PURIFIED CATALYST - Methods for generating a purified catalyst are provided. The method includes performing a reaction in a reaction vessel to generate a liquid catalyst and reaction products, purging the reaction products using an inert gas to form a purged catalyst, freezing the purged catalyst in the reaction vessel, and applying a vacuum to the reaction vessel while the purged catalyst thaws, wherein the vacuum removes residual reaction products to form a purified catalyst. Systems for generating a purified catalyst and a purified catalyst are also provided. | 01-21-2016 |
556056000 | Nitrogen or halogen containing | 3 |
20120029220 | TITANIUM COMPLEX, PROCESSES FOR PRODUCING THE SAME, TITANIUM-CONTAINING THIN FILM, AND PROCESS FOR PRODUCING THE SAME - A subject for the invention is to provide novel titanium complexes which have a high vapor pressure and high thermal stability and serve as an excellent material for producing a titanium-containing thin film by a technique such as the CVD method or ALD method and to further provide processes for producing these complexes, titanium-containing thin films produced from the complexes, and a process for producing the thin films. The invention relates to producing a titanium complex represented by general formula (1): | 02-02-2012 |
20120178954 | METHOD FOR PRODUCTION OF OPTICALLY ACTIVE EPOXY COMPOUND, AND COMPLEX USED THEREFOR AND PROCESS FOR PRODUCING THE SAME - A complex, and a process for producing the same, represented by any of the following formulae (I), (I′), (II), (II′), (III), (III′), (IV), and (IV′): | 07-12-2012 |
20130053594 | METHODS OF MAKING SELF-HEALING POLYMER AND GEL COMPOSITIONS - Methods for making self-healing polymer and gel compositions with crosslinks comprising coordinate bonds between monomer subunits and metals are disclosed. | 02-28-2013 |