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653results about "Iron organic compounds" patented technology
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Method of manufacturing hexagonal ferrite magnetic powder, magnetic recording medium and method of manufacturing the same
ActiveUS20120244387A1Good dispersionReduce dispersion loadMagnetic materials for record carriersIron organic compoundsMagnetic liquidsSolvent
An aspect of the present invention relates to a method of manufacturing hexagonal ferrite magnetic powder. The method of manufacturing hexagonal ferrite magnetic powder comprises wet processing hexagonal ferrite magnetic particles obtained following acid treatment in a water-based solvent to prepare an aqueous magnetic liquid satisfying relation (1) relative to an isoelectric point of the hexagonal ferrite magnetic particles: pH0−pH*≧2.5, wherein, pH0 denotes the isoelectric point of the hexagonal ferrite magnetic particles and pH* denotes a pH of the aqueous magnetic liquid, which is a value of equal to or greater than 2.0, adding a surface-modifying agent comprising an alkyl group and a functional group that becomes an anionic group in the aqueous magnetic liquid to the aqueous magnetic liquid to subject the hexagonal ferrite magnetic particles to a surface-modifying treatment, and removing the water-based solvent following the surface-modifying treatment to obtain hexagonal ferrite magnetic particles.
Owner:FUJIFILM CORP
Catalyst systems for ethylene oligomerisation to linear alpha olefins
InactiveUS7053020B2Organic-compounds/hydrides/coordination-complexes catalystsIron organic compoundsAluminoxaneHydrogen
A catalyst system comprising:(a) one or more bisarylimino pyridine iron or cobalt catalysts;(b) a first co-catalyst compound which is selected from aluminium alkyls, aluminoxanes, and mixtures thereof; and(c) a second co-catalyst compound which comprises one or more compounds of the formula ZnR′2 wherein each R′, which may be the same or different, is selected from hydrogen, optionally substituted C1–C20 hydrocarbyl, phenyl, Cl, Br, I, SR″, NR″2, OH, OR″, CN, NC wherein R″, which within the same molecule may the same or different, is C1–C20 hydrocarbyl.
Owner:SHELL OIL CO
Pharmaceutical-grade ferric citrate
Owner:PANION & BF BIOTECH INC
Compositions comprising and methods for forming functionalized carbon-based nanostructures
InactiveUS20120116094A1Reduce the amount requiredReduce concentrationMaterial nanotechnologyCarbon compoundsNanostructureMaterials science
Owner:MASSACHUSETTS INST OF TECH
Metal complexes useful in metathesis and other reactions
InactiveUS20050043541A1Group 5/15 element organic compoundsOrganic chemistry methodsFuranHigh activity
This invention provides metal complexes being useful as catalyst components in metathesis reactions and in reactions involving the transfer of an atom or group to an ethylenically or acetylenically unsaturated compound or another reactive substrate and, with respect to a sub-class thereof, for the polymerisation of α-olefins and optionally conjugated dienes, with high activity at moderate tempera-tures. It also provides methods for obtaining polymers with very narrow molecular weight distribution by means of a living reaction. It also provides methods for making said metal complexes and novel intermediates involved in such methods. It further provides derivatives of said metal complexes which are suitable for covalent bonding to a carrier, the product of such covalent bonding being useful as a supported catalyst for heterogeneous catalytic reactions. It also provides a direct one-step synthesis of pyrrole, furan and thiophene compounds from diallyl compounds.
Owner:RIMTEC CORP
Hydrosilylation Catalysts
InactiveUS20110009565A1Silicon organic compoundsOrganic-compounds/hydrides/coordination-complexes catalystsHydrosilylationTerpyridine
Owner:CORNELL UNIVERSITY +1
Metal complexes useful in metathesis and other reactions
Owner:RIMTEC CORP
Therapeutic delivery of carbon monoxide
InactiveUS7045140B2Increase stimulationRegulate expressionOrganic active ingredientsPlatinum group organic compoundsSolubilityTransplant rejection
Metal carbonyls are used to deliver CO having biological activity, for example vasodilatation and inhibition of transplant rejection. The metal of the carbonyl is typically of groups 7 to 10, e.g. Fe and Ru. The carbonyl preferably has one or more ligands other than CO, such as amino acids, to modulate the CO release property and solubility.
Owner:HEMOCORM
High-stability metal organic skeleton hybrid material, preparation method and application thereof
ActiveCN103694260AHigh hydrothermal stabilitySimple methodOrganic-compounds/hydrides/coordination-complexes catalystsCopper organic compoundsMass ratioHybrid material
The invention discloses a high-stability metal organic skeleton hybrid material. The metal organic skeleton hybrid material has high hydrothermal stability, and comprises metal organic skeleton and attapulgite, wherein the mass ratio of the attapulgite to the metal organic skeleton is (0.005-0.7):1.
Owner:NANJING TECH UNIV
Coordination polymer material with multistage pore passage structure and preparation method thereof
InactiveCN102161671ALarge hole sizeEasy to prepareCopper organic compoundsNickel organic compoundsSelf-assemblyChemical engineering
The invention provides a coordination polymer material with a multistage pore passage structure and a preparation method thereof. The coordination polymer material with a multistage pore passage structure is internally provided with the multistage pore passage structure, the multistage pore passage structure is a microporous and / or mesoporous and / or macroporous multistage pore passage structure which is formed by the self assembly between the metal ion and the organic ligand, the apertures of the micropores are less than or equal to 2nm, the apertures of the mesopores are from 2nm to 50nm, and the apertures of the macropores are more than 50nm. The coordination polymer material with a multistage pore passage structure is large in specific surface, the large-size organic ligand does not need to be synthesized, and the coordination polymer material with larger porous sizes can be obtained without the template agent and the pore assisting agent, so that the invention is simple in preparation method, and low in cost.
Owner:SUN YAT SEN UNIV
Reducible porous crystalline hybrid solid for the separation of mixtures of molecules having different degrees and/or a different number of unsaturations
ActiveUS20110172412A1Reduce in quantityHigh yieldIon-exchanger regenerationGroup 5/15 element organic compoundsMetal-organic frameworkMetal
The present invention relates to reducible porous crystalline solids, constituted of a metal-organic framework (MOF), for the separation of mixtures of molecules having different unsaturation degrees and / or a different number of unsaturations with a selectivity that can be adjusted by controlling the reduction of the MOF.The MOF solids of the present invention, after reduction, have a strong affinity for molecules containing at least one unsaturation. They can be used in various separation processes, especially those relating to hydrocarbons.
Owner:CENT NAT DE LA RECHERCHE SCI +2
Method for preparing metal complex of porphyrin
InactiveUS6420553B1High selectivityIron organic compoundsFunctional group formation/introductionPorphyrinSolvent
A process for producing a metalloporphyrin containing a transition metal inserted into the porphyrin ring which comprises dissolving a porphyrin compound and a transition metal salt each in an independent solvent, combining the solutions, and carrying out the reaction in the presence of a basic substance. By this process a metalloporphyrin containing a transition metal inserted into the porphyrin ring can be synthesized easily under mild conditions and with high selectivity.
Owner:JAPAN SCI & TECH CORP
Cysteine protease inhimbitors
Compounds having quinone and quinone analogs useful for pharmaceutical preparations have now been found which inhibit cysteine proteases, in particular, caspases and 3C-cysteine proteases. The cysteine protease inhibitors of the present invention can be identified by their mode of action in disrupting the ability of cysteine proteases and, in particular, caspases to cleave a peptide chain. These compounds are useful in inhibiting cysteine protease or cysteine protease-like proteins and for treating infections diseases or physiopathological diseases or disorders attributed to the presence of excessive or insufficient levels of cysteine proteases.
Owner:ARAD DORIT +6
Method for synthesizing metal N-heterocyclic carbene complex
InactiveCN102351907AImprove toleranceWide applicabilitySilicon organic compoundsCarboxylic acid nitrile preparationSynthesis methodsNitromethane
The invention discloses a method for synthesizing a metal N-heterocyclic carbene complex. The method comprises the following steps of: adding a nickel N-heterocyclic carbene complex and a metal precursor at a molar ratio of 1: (0.5-2) in an organic solvent such as acetonitrile, acetone or nitromethane, and reacting for 1-24 hours at the temperature of 35-70 DEG C; and after the reaction is completed, crystallizing and purifying so as to obtain the metal N-heterocyclic carbene complex. The method has the advantages of mild reaction conditions, simplicity in post-treatment and high yield; a cheap and available N-heterocyclic carbene complex is used so as to replace the traditional silver N-heterocyclic carbene complex to serve as a carbene transfer reagent, which is a further development for the synthesis method of the metal N-heterocyclic carbene complex, thus a foundation is laid for industrialized application of a transition metal N-heterocyclic carbene catalyst.
Owner:ZHEJIANG UNIV
Integrin targeting agents and in-vivo and in-vitro imaging methods using the same
ActiveUS20110165075A1Methine/polymethine dyesPeptide/protein ingredientsIntegrin targetingImaging agent
The invention provides a family of agents that target integrins, which can be used as imaging agents and / or therapeutic agents. The agents can be used to image angiogenesis, inflammation or other physiological processes in a subject.
Owner:VISEN MEDICAL INC +1
Layered metal coordination polymer and synthesis method thereof
InactiveCN102659845AImprove cycle stabilityHigh specific capacityCell electrodesCopper organic compoundsOrganic solventPhysical chemistry
The invention discloses a layered metal coordination polymer and a synthesis method thereof, and belongs to the field of lithium ion battery electrode material preparation. The layered metal coordination polymer has a general formula of [ML'(4,4'-bpy)(L' ')2]. The synthesis method comprises that a metal ion salt and one or more organic ligands undergo a reaction in the presence of water, an organic solvent or a mixed system of water and the organic solvent to produce the layered metal coordination polymer. The layered metal coordination polymer can be used as a negative electrode material of a lithium ion battery, and has good cycling stability, a high specific capacity and wide application prospects in the field of lithium ion battery electrode materials. The synthesis method is simple, adopts easily available raw materials, has good technical repeatability, a high yield, safety, a low cost and a wide application range, and is suitable industrial production.
Owner:CHANGZHOU UNIV
Manufacture process
ActiveUS20080145410A1Loss of phosphate binding capacityEasy to packPowder deliverySolvent extractionSorbentPhysical chemistry
The present invention relates to a new iron containing phosphate adsorbent and its use e.g. for treating hyperphosphataemia.
Owner:ELANCO TIERGESUNDHEIT AG
Methods for controlling surface functionality of metal oxide nanoparticles, metal oxide nanoparticles having controlled functionality, and uses thereof
InactiveUS20080299046A1High dielectric constantPowder deliveryMaterial nanotechnologyMetal oxide nanoparticlesMagnetic storage
Methods for controlling surface functionality of metal oxide nanoparticles, nanoparticles having controlled surface functionality, and uses thereof are described herein. Methods for controlling the surface functionality of a metal oxide nanoparticle are can include attaching a ligand to a metal oxide nanoparticle, where the ligand can include a functional portion that is capable of forming an irreversible bond with an object at a site that is complementary to the functional portion without reacting with other reactive sites that may be present. Moreover, metal oxide nanoparticles having versatile ligands can include an anchoring portion that binds to the surface of the metal oxide nanoparticle and a functional portion that is capable of forming an irreversible bond with an object at a site that is complementary to the functional portion without reacting with other reactive sites that may be present. Uses thereof can include cancer detection, electronics, cosmetics, cellular delivery carriers, magnetic storage media, drug delivery carriers, nanocomposite formation for improved mechanical properties, and the like.
Owner:THE TRUSTEES OF COLUMBIA UNIV IN THE CITY OF NEW YORK
Antimicrobial compounds and compositions, and uses thereof
ActiveUS20160066578A1Improve growth performanceDecrease mortality adjusted feed conversion ratioCosmetic preparationsOrganic active ingredientsBenzoic acidMicrobial agent
A method of enhancing the growth of an animal is provided. The method includes causing the animal to ingest or absorb an effective amount of one or more Fe III complex compounds, including but not limited to Fe III complexes comprising ligands bound to the iron centre selected from amino acids or α-hydroxy acids, o-hydroxy benzoic acids or pyridine-2-carboxylic acids, such as ferric quinate, ferric tyrosine, ferric DOPA and ferric phenylalanine. Compounds which are structural and / or functional variants, derivatives and / or analogs of the foregoing compounds, as further described herein are also disclosed. Methods for inhibiting, reducing, or preventing biofilm formation or buildup on a surface; the treatment of, inhibition of growth of, and inhibition of colonization by, bacteria, both in biological and non-biological environments; disinfecting surfaces, potentiating the effects of antibiotics and other anti-microbial agents, and increasing the sensitivity of bacteria and other microorganisms, to anti-microbial agents are also provided.
Owner:AKESO BIOMEDICAL
Compositions comprising functionalized carbon-based nanostructures and related methods
InactiveUS20120171093A1Reduce the amount requiredReduce concentrationPlatinum group organic compoundsNitrogen compoundsCrystallographyNanostructure
Owner:MASSACHUSETTS INST OF TECH
Nanocomposite Materials Comprising Metal-Organic-Framework Units and Graphite-Based Materials, and Methods of Using Same
The present invention relates to nanocomposite materials comprising: graphite-based material dispersed among transition metal-organic framework (MOF) units, wherein the graphite-based material is chemically linked to MOF units; wherein the graphite-based material is present in the range of about 5 wt. % to about 60 wt. % of the composite material.
Owner:RES FOUND THE CITY UNIV OF NEW YORK
Asymmetric diimine pyridine iron or cobalt complex catalyst, and preparation method and application thereof
ActiveCN102464677AHigh molecular weightHigh catalytic activityIron organic compoundsCobalt organic compoundsDiimineHydrogen
The invention discloses a tridentate nitrogen ligand 2,6-diimine pyridine contained iron or cobalt complex and a preparation method thereof. The structural formula of the complex is shown in a formula I, wherein M is iron or cobalt, and R1 and R2 are selected from any one of hydrogen and alkyl. The preparation method is as follows: under anaerobic conditions, a ligand shown in a formula IV is reacted with FeCl2 4H2O or CoCl2 to obtain the complex shown in the formula I. The N ^ N ^ N ligand containing asymmetric 2,6-diimine pyridine ligand and iron metal complex is synthesized, and the metal complex is used for catalyzing an ethylene polymerization reaction, and shows high catalytic activity. The obtained polymer has a high molecular weight, the catalyst has strong tolerance to high temperature, for example, at a higher temperature (80 DEG C), the iron (II) complex shows high polymerization activity on ethylene, and the polymerization activity can reach 2.2*107g mol<-1> (Fe) h<-1>; and the metal complex has wide industrial application prospects. (Formula I) (Formula IV).
Owner:INST OF CHEM CHINESE ACAD OF SCI
Terpyridyl derivative with electroluminescent and electrochromic characteristics and complex thereof
InactiveCN102532003AObvious organic electroluminescent propertiesObvious electrochromic propertiesCobalt organic compoundsIron organic compoundsDonor groupAniline
The invention discloses a derivative with electroluminescent and electrochromic characteristics and a complex thereof. Specifically, a series of mono-branched and poly-branched structures are obtained by taking 4-phenyl terpyridyl as a terminal group and connecting electron-attracting groups (such as nitro, aldehyde group and carboxyl group) or push donor groups (such as hydroxyl, a diphenylamine derivative and a triphenylamine derivative). A general formula is shown in the specifications. The triple pyridine derivative disclosed by the invention has superior light stability, superior thermal stability and remarkable electroluminescent characteristic; a metal complex of the derivative has remarkable triplet luminous characteristic, and can be applied to an OLED (Organic Light Emitting Diode) luminous material; and more importantly, the metal complex has superior electrochromic characteristic, and is suitable to be taken as a smart off-color material.
Owner:SUZHOU UNIV OF SCI & TECH
Quadridentate pyridyl schiff base metal complex and preparation method thereof as well as preparation method of cyclic carbonate
ActiveCN103447091APrevent toxic metal content from exceeding the standardOrganic-compounds/hydrides/coordination-complexes catalystsIron organic compoundsReaction rateCarbonate ester
The invention provides a quadridentate pyridyl schiff base metal complex with a structure as shown in a formula (I) or (II), a preparation method of the metal complex as well as a preparation method of cyclic carbonate. The cyclic carbonate is prepared by cycloaddition of carbon dioxide and epoxide in the presence of the quadridentate pyridyl schiff base metal complex and a catalyst promoter, namely quaternary ammonium salt. During cycloaddition, the quadridentate pyridyl schiff base metal complex as a main catalyst has high catalytic activity, thereby enhancing the reaction rate of cycloaddition, and also has good product selectivity, thereby enhancing the yield of cyclic carbonate in a product. Experiment results show that the product selectivity of the quadridentate pyridyl schiff base metal complex is higher than 99% and cycloaddition singly generates cyclic carbonate.
Owner:中科应化(长春)科技有限公司
Preparation method for nanometer organic metal framework by ultrasonic atomization
The invention provides a preparation method for a nanometer organic metal framework by ultrasonic atomization. The method comprises the following steps: dissolving a soluble metal salt and an organic ligand in a certain solvent, carrying out ultrasonic atomization so as to produce liquid drops, introducing inert carrier gas so as to bring the liquid drops to a tubular furnace preset with a certain temperature, and carrying out a reaction so as to prepare the nanoscale organic metal framework. The method provided by the invention is simple to operate and can realize continuous reaction to prepare the nanoscale organic metal framework.
Owner:DALIAN INST OF CHEM PHYSICS CHINESE ACAD OF SCI
Methods for treating inflammatory disease by administering aldehydes and derivatives thereof
InactiveUS20070219120A1Improve in vivo stabilityImprove bioavailabilityBiocideNervous disorderCompound (substance)Disease cause
Owner:ALFAMA INVESTIGACAO E DESENVOLVIMENTO DE PRODUTOSFARMACEUTICOS LDA
Preparation method and application of metal organic framework material
ActiveCN104497055ALarge specific surface areaReduce contentOther chemical processesOrganic-compounds/hydrides/coordination-complexes catalystsRefluxOrganic dye
The invention provides a preparation method of a metal organic framework material. The metal organic framework material is synthesized by virtue of a hydrothermal method or a heating reflux method and is a metal organic framework MOF(Fe) material. The invention also discloses a cigarette filter tip added with the metal organic framework MOF(Fe) material. According to the preparation method and application of the metal organic framework material, by adding the metal organic framework MOF(Fe) material into the cigarette filter tip, the contents of harmful ingredients such as ammonia and benzo[a]pyrene in cigarette mainstream smoke can be effectively decreased; the environmental friendliness is achieved and the safety to a human body after the material is added into the cigarette is ensured. Meanwhile, the metal organic framework MOF(Fe) material has super-strong adsorption capacity to organic dye pollutants and is worthy of popularization and application.
Owner:SHANGHAI TOBACCO GRP CO LTD +1
Pyridine diimine iron olefin polymerizing catalyst, as well as preparation method and application thereof
InactiveCN101412771AExtended service lifeHigh catalytic activityIron organic compoundsBiological activationStructural formula
The invention discloses a bis (imino) pyridine iron olefin polymerization catalyst and a preparation method and application thereof. The catalyst is a novel bis(imino)pyridine iron complex with the asymmetric substitution of position 2 and 6 of an aromatic ring; and the structural formula of the catalyst is shown in formula (I), wherein X is halogen, R1 is alkyl, and R2 is the alkyl or oxyl. The catalyst can be obtained through a Friedel-Crafts reaction, a ketoamine condensation reaction and a coordination reaction. The preparation method is simple, and raw materials are cheap. The catalyst can catalyze the polymerization of ethylene under the activation of MAO to prepare polyethylene with high molecular weight and wide distribution.
Owner:SUN YAT SEN UNIV
L-threonate ferrous, as well as pharmaceutical composition and use for improving and treating human anemia thereof
InactiveUS6313170B1High absorption rateImprove absorption rateHeavy metal active ingredientsBiocideBlood loss anemiaPhysiology
A compound of ferrous L-threonate with structure (I), its compostions and methods useful for iron supplementation for mammals, particularly for human body to improve and treat nutritional iron-deficiency anemia, blood loss anemia and hemolytic anemia.
Owner:JUNENG INDUSTRY CO LTD
In Vivo Immunomagnetic Hyperthermia Platform for Any Cell or Virus Having a Target Surface Receptor
InactiveUS20120259154A1Minimally invasiveMinimallyPowder deliveryGroup 5/15 element organic compoundsDiseaseTarget surface
The invention is a nano-entity conjugate for use in an in vivo immunomagnetic hyperthermia system for the detection and treatment of any cell or virus having a target surface receptor which encompasses a technology platform that can be used for both real-time monitoring of any cell or virus having a target surface receptor and as a delivery platform for certain types of treatment that are conducive for in vivo applications. The system allows of cell or virus enumeration; cell or virus capture; and cell or virus removal from the patient's circulatory system in-vivo using immunomagnetic hyperthermia. The application of immunomagnetic hyperthermia may actually diminish and eventually stop the progression of cancer and other blood borne or blood affected diseases.
Owner:IVDIAGNOSTICS
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