Abstract

Provided are a carbon catalyst having improved catalytic activity, and an electrode and a battery including the carbon catalyst. A carbon catalyst according to one embodiment of the present invention includes a metal and phosphorus atoms, wherein a ratio of a concentration (atomic%) of the phosphorus atoms exhibiting a peak, having a peak top within a range of 132.5±0.3 eV and having a full width at half maximum of 2.0±0.5 eV, which is obtained by peak separation of a phosphorus atom P2p peak, with respect to a concentration (atomic%) of carbon atoms in X-ray photoelectron spectroscopic measurement is 0.0005 or more.

IPC Classes  ?

• B01J 27/185 - PhosphorusCompounds thereof with iron group metals or platinum group metals
• H01M 4/90 - Selection of catalytic material

Abstract

Provided are a carbon catalyst, a battery electrode, and a battery which exhibit superior catalytic performance. A carbon catalyst according to an embodiment of the present invention includes two types of transition metal and has a carbon structure wherein the surface interval d002 is 0.374 nm or greater, said surface interval being found from the Bragg angle for one, which is the diffraction peak fbroad, of three diffraction peaks, fbroad, fmiddle, and fnarrow, obtained by separating diffraction peaks in the vicinity of a diffraction angle (2?) of 26° in an x-ray diffraction pattern for powder x-ray diffraction using a CuKa radiation.

IPC Classes  ?

• B01J 21/18 - Carbon
• B01J 23/80 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups with zinc, cadmium or mercury
• C01B 32/05 - Preparation or purification of carbon not covered by groups , , ,
• H01M 4/96 - Carbon-based electrodes

Abstract

Provided is a carbon catalyst, electrode and battery exhibiting excellent activity. A carbon catalyst according to one embodiment of the present invention has a carbon structure wherein the area ratios of three peaks fbroad, fmiddle, and fnarrow obtained by separating a peak in the vicinity of a diffraction angle of 26° in an X-ray diffraction pattern obtained by powder X-ray diffraction satisfy the conditions (a)-(c): (a) fbroad: 75-96%, inclusive; (b) fmiddle: 3.2-15%, inclusive; and (c) fnarrow: 0.4-15%, inclusive.

IPC Classes  ?

• B01J 21/18 - Carbon
• B01J 37/08 - Heat treatment
• H01M 4/90 - Selection of catalytic material
• H01M 8/10 - Fuel cells with solid electrolytes
• H01M 12/06 - Hybrid cellsManufacture thereof composed of a half-cell of the fuel-cell type and of a half-cell of the primary-cell type with one metallic and one gaseous electrode
• H01M 12/08 - Hybrid cellsManufacture thereof composed of a half-cell of a fuel-cell type and a half-cell of the secondary-cell type

Abstract

Provided is a carbon material that is compact and exhibits excellent hydrogen storage performance. A carbon material according to one embodiment of the present invention has a specific surface area of 200 m2/g or less and exhibits a hydrogen storage performance of 1.5×10-5 g/m2 or more at a hydrogen pressure of 10MPa.

IPC Classes  ?

• C01B 3/00 - HydrogenGaseous mixtures containing hydrogenSeparation of hydrogen from mixtures containing itPurification of hydrogen
• C01B 32/00 - CarbonCompounds thereof

Abstract

The present invention provides a therapeutic agent useful in the treatment and/or prevention of conditions, including cancer, caused by enhanced OPN production, the therapeutic agent containing a compound represented by the formula (in the formula, R1, R2, R3, R4, R5, R6, R7, m, n, p, X, and Y are as defined in the specification) or a pharmaceutically acceptable salt thereof.

IPC Classes  ?

• A61K 31/165 - Amides, e.g. hydroxamic acids having aromatic rings, e.g. colchicine, atenolol, progabide
• A61K 31/166 - Amides, e.g. hydroxamic acids having aromatic rings, e.g. colchicine, atenolol, progabide having the carbon atom of a carboxamide group directly attached to the aromatic ring, e.g. procainamide, procarbazine, metoclopramide, labetalol
• A61K 31/351 - Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having six-membered rings with one oxygen as the only ring hetero atom not condensed with another ring
• A61K 31/4045 - Indole-alkylaminesAmides thereof, e.g. serotonin, melatonin
• A61K 31/437 - Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom ortho- or peri-condensed with heterocyclic ring systems the heterocyclic ring system containing a five-membered ring having nitrogen as a ring hetero atom, e.g. indolizine, beta-carboline
• A61P 1/16 - Drugs for disorders of the alimentary tract or the digestive system for liver or gallbladder disorders, e.g. hepatoprotective agents, cholagogues, litholytics
• A61P 9/10 - Drugs for disorders of the cardiovascular system for treating ischaemic or atherosclerotic diseases, e.g. antianginal drugs, coronary vasodilators, drugs for myocardial infarction, retinopathy, cerebrovascula insufficiency, renal arteriosclerosis
• A61P 11/00 - Drugs for disorders of the respiratory system
• A61P 13/04 - Drugs for disorders of the urinary system for urolithiasis
• A61P 19/02 - Drugs for skeletal disorders for joint disorders, e.g. arthritis, arthrosis
• A61P 19/10 - Drugs for skeletal disorders for bone diseases, e.g. rachitism, Paget's disease for osteoporosis
• A61P 25/00 - Drugs for disorders of the nervous system
• A61P 29/00 - Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agentsNon-steroidal antiinflammatory drugs [NSAID]
• A61P 35/00 - Antineoplastic agents
• A61P 43/00 - Drugs for specific purposes, not provided for in groups
• C07C 233/36 - Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by amino groups with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by an acyclic carbon atom having the carbon atom of the carboxamide group bound to a hydrogen atom or to a carbon atom of an acyclic saturated carbon skeleton
• C07C 233/62 - Carboxylic acid amides having carbon atoms of carboxamide groups bound to carbon atoms of rings other than six-membered aromatic rings having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by amino groups
• C07C 233/78 - Carboxylic acid amides having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by amino groups with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by an acyclic carbon atom
• C07C 235/48 - Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings and singly-bound oxygen atoms bound to the same carbon skeleton with carbon atoms of carboxamide groups and singly-bound oxygen atoms bound to carbon atoms of the same non-condensed six-membered aromatic ring having the nitrogen atom of at least one of the carboxamide groups bound to an acyclic carbon atom of a hydrocarbon radical substituted by singly-bound oxygen atoms
• C07C 235/50 - Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings and singly-bound oxygen atoms bound to the same carbon skeleton with carbon atoms of carboxamide groups and singly-bound oxygen atoms bound to carbon atoms of the same non-condensed six-membered aromatic ring having the nitrogen atom of at least one of the carboxamide groups bound to an acyclic carbon atom of a hydrocarbon radical substituted by nitrogen atoms not being part of nitro or nitroso groups
• C07C 235/60 - Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups bound to carbon atoms of six-membered aromatic rings and singly-bound oxygen atoms bound to the same carbon skeleton with carbon atoms of carboxamide groups and singly-bound oxygen atoms bound to carbon atoms of the same non-condensed six-membered aromatic ring with carbon atoms of carboxamide groups and singly-bound oxygen atoms, bound in ortho- position to carbon atoms of the same non-condensed six-membered aromatic ring having the nitrogen atoms of the carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms
• C07C 237/22 - Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups having the carbon atoms of the carboxamide groups bound to acyclic carbon atoms of the carbon skeleton having nitrogen atoms of amino groups bound to the carbon skeleton of the acid part, further acylated
• C07C 237/42 - Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups having the carbon atom of at least one of the carboxamide groups bound to a carbon atom of a non-condensed six-membered aromatic ring of the carbon skeleton having nitrogen atoms of amino groups bound to the carbon skeleton of the acid part, further acylated
• C07D 209/14 - Radicals substituted by nitrogen atoms, not forming part of a nitro radical
• C07D 213/81 - AmidesImides
• C07D 309/08 - Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having no double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms

Abstract

Disclosed herein is an osteopontin production inhibitor capable of preventing a disease resulting from increased production of osteopontin, such as cancer metastases.The osteopontin production inhibitor contains a dictyopyrone derivative or a dihydrodictyopyrone derivative as an active ingredient. The dictyopyrone derivative is preferably a compound represented by Chemical Formula 1 or 2, and the dihydrodictyopyrone derivative is preferably a compound represented by Chemical Formula 3 or 4.(see formula 1) (see formula 2) and at least one pharmaceutically acceptable excipient, carrier or diluent.(see formula 3)(see formula 4)and at least one pharmaceutically acceptable excipient, carrier or diluent.

IPC Classes  ?

• A61K 31/366 - Lactones having six-membered rings, e.g. delta-lactones
• A61K 31/4412 - Non-condensed pyridinesHydrogenated derivatives thereof having oxo groups directly attached to the heterocyclic ring
• A61P 35/04 - Antineoplastic agents specific for metastasis
• A61P 43/00 - Drugs for specific purposes, not provided for in groups

Abstract

Provided are a support for supporting metals, a metal-supported catalyst, a methanation reaction apparatus, and a method relating to these, which are capable of achieving the efficient methanation of carbon monoxide. The support for supporting metals according to the present invention comprises a carbonized material obtained by carbonizing a starting material including an organic substance and a metal, and supports metals exhibiting catalytic activity with respect to the methanation of carbon monoxide. The metal-supported catalyst according to the present invention has: a support comprising a carbonized material obtained by carbonizing a starting material which includes an organic substance and a metal; and a metal which is supported by the support and which exhibits catalytic activity with respect to the methanation of carbon monoxide.

IPC Classes  ?

• B01J 23/755 - Nickel
• B01J 32/00 - Catalyst carriers in general
• B01J 37/08 - Heat treatment
• C01B 3/58 - Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by contacting with solidsRegeneration of used solids including a catalytic reaction

Abstract

Provided are a reaction vessel for Raman spectrophotometry suitable for observing electrochemical reactions on a solid surface in an electrolyte solution, and a Raman spectrophotometry method using said reaction vessel. The reaction vessel for Raman spectrophotometry according to the present invention is equipped with: a housing member (10) which has a transparent window member (11), and in which a hollow portion (12) for accommodating an electrolyte solution is formed; and a working electrode member (20) which is configured from a conductive material that is electrochemically inactive in the electrolyte solution, which is provided inside the hollow portion, facing the window member, so that one part (21) of said working electrode member (20) holds a sample, and which extends to the exterior of the housing member so that another part (22) of said working electrode member (20) is connected to an external power source.

IPC Classes  ?

• G01N 21/65 - Raman scattering

Abstract

Provided are a carbon catalyst for hydrogen production having an excellent catalytic activity, a production method therefor, and a method of producing hydrogen using the catalyst . The carbon catalyst for hydrogen production is a carbon catalyst, which is obtained by carbonizing a raw material including an organic substance and a transition metal, the catalyst being used for hydrogen production by thermal decomposition of a hydrocarbon compound and/oran oxygen-containing organic compound. Further, the carboncatalyst for hydrogen production may be obtained by loading an alkaline earth metal on a carbonized material produced by the carbonization.

IPC Classes  ?

• B01J 21/18 - Carbon
• B01J 23/34 - Manganese
• B01J 23/745 - Iron
• B01J 23/75 - Cobalt
• B01J 23/755 - Nickel
• C01B 3/26 - Production of hydrogen or of gaseous mixtures containing hydrogen by decomposition of gaseous or liquid organic compounds of hydrocarbons using catalysts

Abstract

Provided is a carbon catalyst having an improved catalytic activity, a productionmethod therefor, and an electrode and a battery which use the carbon catalyst. The carbon catalyst is obtained by carbonizing a raw material including an organic substance containing a nitrogen atom and metals, and includes iron and/or cobalt, and copper as the metals. Further, the carbon catalyst has a crystallinity of 41.0% or less, which is determined by X-ray diffractometry, a nitrogen atom-to-carbon atom ratio of 0.7 or more , which is determined by X-ray photoelectronic spectrometry, and an oxygen reduction-starting potential of 0.774 V (vs. NHE) or more.

IPC Classes  ?

• B01J 27/20 - Carbon compounds
• H01M 4/88 - Processes of manufacture
• H01M 4/90 - Selection of catalytic material
• H01M 4/96 - Carbon-based electrodes

Abstract

The disclosed electrode for use in a fuel cell comprises a flexible carbon-fiber nonwoven fabric and a fuel-cell catalyst, such as a metal catalyst or a carbon-alloy catalyst, supported on the surfaces of the carbon fibers constituting the flexible carbon-fiber nonwoven fabric. Said flexible carbon-fiber nonwoven fabric is formed by carbonizing a nonwoven fabric obtained by electrospinning a composition containing: an electrospinnable macromolecular substance; an organic compound that is different from said macromolecular substance; and a transition metal. This structure allows the provision of an electrode, for use in a fuel cell, which uses a flexible carbon-fiber nonwoven fabric as a substrate and combines the functions of a gas-diffusion layer and an electrocatalyst layer.

IPC Classes  ?

• H01M 4/88 - Processes of manufacture
• H01M 4/90 - Selection of catalytic material
• H01M 4/96 - Carbon-based electrodes
• H01M 8/1004 - Fuel cells with solid electrolytes characterised by membrane-electrode assemblies [MEA]
• H01M 8/241 - Grouping of fuel cells, e.g. stacking of fuel cells with solid or matrix-supported electrolytes

Abstract

Provided is a carbon catalyst for a cathode of a direct fuel cell, which selectively promotes an oxygen reduction reaction even when crossover of a fuel compound occurs. The carbon catalyst for a cathode of a direct fuel cell exhibits an oxygen-reducing catalytic activity in an electrolytic solution containing a fuel compound for the direct fuel cell, and exhibits substantially no catalytic activity to oxidize the fuel compound in the electrolytic solution.

IPC Classes  ?

• B01J 21/18 - Carbon
• H01M 4/90 - Selection of catalytic material
• H01M 4/96 - Carbon-based electrodes
• H01M 8/1011 - Direct alcohol fuel cells [DAFC], e.g. direct methanol fuel cells [DMFC]

Abstract

Provided is a hydrogen storing carbon material with improved hydrogen storage capacity. The hydrogen storing carbon material has a total pore volume of at least 0.5 cm3/g, and the ratio of the total mesoporous volume to the total microporous volume per unit weight is at least 5. Moreover, the aforementioned hydrogen storing carbon material may have a nitrogen content of 0.5 wt% to less than 20 wt%. Furthermore, in an electrochemical measurement by chronopotentiometry in which the aforementioned hydrogen storing carbon material is used in a working electrode in the three-electrode method, when a cathode current is maintained at 1000 mA/g with respect to the aforementioned hydrogen storing carbon material, the stable potential may be -1.28 V or above.

IPC Classes  ?

• B01J 20/20 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbonSolid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising carbon obtained by carbonising processes
• C01B 3/00 - HydrogenGaseous mixtures containing hydrogenSeparation of hydrogen from mixtures containing itPurification of hydrogen

Abstract

Provided is a support for carrying a catalyst capable of achieving both durability and ease of carrying a catalyst (performance of a catalyst support) at high levels. The support for carrying a catalyst is obtained by carbonizing raw materials containing a nitrogen-containing organic substance and a metal. The support for carrying a catalyst may have a peak at a diffraction angle of around 26.degree. in an X-ray diffraction pattern, the peak including 20 to 45% of a graphite-like structure component and 55 to 80% of an amorphous component. In addition, the support for carrying a catalyst may have an intensity ratio of a band at 1,360 cm-1 to a band at 1,580 cm-1 (I1,360/I1,580) in a Raman spectrum of 0.3 or more and 1.0 or less. In addition, the support for carrying a catalyst maybe obtained by carbonizing the raw materials to obtain a carbonized material, subjecting the carbonized material to a metal removal treatment, and subjecting the resultant to a heat treatment. In this case, the metal may be a transition metal.

IPC Classes  ?

• B01J 23/42 - Platinum
• B01J 33/00 - Protection of catalysts, e.g. by coating
• H01M 4/88 - Processes of manufacture
• H01M 4/92 - Metals of platinum group
• H01M 4/96 - Carbon-based electrodes
• H01M 8/1018 - Polymeric electrolyte materials

Abstract

Provided is a carbon catalyst having an improved activity. The carbon catalyst is obtained by: (S1) carbonizing raw materials containing an organic compound as a carbon source, a metal, and an electrically conductive carbon material to produce a carbonized material; (S2) impregnating the carbonized material with a metal; and (S3) subjecting the carbonized material with the metal to a heat treatment.

IPC Classes  ?

• B01J 23/75 - Cobalt
• B01J 23/76 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups
• B01J 37/08 - Heat treatment
• H01M 4/88 - Processes of manufacture
• H01M 4/90 - Selection of catalytic material
• H01M 8/1018 - Polymeric electrolyte materials

Abstract

The present invention is made to integrate a catalyst and other component(s) to be combined with the catalyst to reduce the number of components, and to reduce contact resistance of the integrated components. A configuration is formed in which a conductive region is provided in at least a portion of a base 3, and a carbon catalyst 2 is formed in the conductive region. The configuration is formed by attaching a carbon precursor polymer to the base and carbonizing the carbon precursor polymer.

IPC Classes  ?

• B01J 21/18 - Carbon
• B01J 23/75 - Cobalt
• B01J 37/08 - Heat treatment
• H01M 4/88 - Processes of manufacture
• H01M 4/90 - Selection of catalytic material

Abstract

The present invention is made to provide a carbon catalyst which has high catalytic activity and can achieve high catalyst performance. A carbon catalyst has nitrogen introduced therein. The value of energy peak area ratio of a first nitrogen atom whose electron in the is orbital has a binding energy of 398.5 ~ 1.0 eV to a second nitrogen atom whose electron in the is orbital has a binding energy of 401 ~ 1.0 eV (i.e., the value of (the first nitrogen atom)/(the second nitrogen atom)) of the introduced nitrogen is 1.2 or less.

IPC Classes  ?

• B01J 21/18 - Carbon
• B01J 37/04 - Mixing
• B01J 37/08 - Heat treatment
• H01M 4/88 - Processes of manufacture
• H01M 4/90 - Selection of catalytic material