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77results about How to "Increased active surface" patented technology
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Surface treatment with texturized microcrystalline cellulose microfibrils for improved paper and paper board
InactiveUS7037405B2High binding capacityImprove abilitiesNon-fibrous pulp additionNatural cellulose pulp/paperFiberPaperboard
The present invention relates to the production of texturized microcrystalline cellulose from raw pulp material. This texturized microcrystalline cellulose can then be used for surface treatment of paper or paper board. Additionally, the texturized microcrystalline cellulose may be used as a starting material for production of paper or paper board.
Owner:INT PAPER CO
Surface treatment with texturized microcrystalline cellulose microfibrils for improved paper and paper board
InactiveUS20060144535A1High binding capacityImprove abilitiesNon-fibrous pulp additionSpecial paperFiberCardboard
The present invention relates to the production of texturized microcrystalline cellulose from raw pulp material. This texturized microcrystalline cellulose can then be used for surface treatment of paper or paper board. Additionally, the texturized microcrystalline cellulose may be used as a starting material for production of paper or paper board.
Owner:INT PAPER CO
Surface treatment with texturized microcrystalline cellulose microfibrils for improved paper and paper board
Owner:INT PAPER CO
Method for improving pore structure of kaolin microsphere in-situ crystallization product
ActiveCN102019196AHigh molecular weightRegular structureMolecular sieve catalystsCatalyst activation/preparationPolyvinyl alcoholMicrosphere
The invention relates to a method for improving the pore structure of a kaolin microsphere in-situ crystallization product. The method comprises the following steps of: preparing kaolin spray microspheres with the particle sizes of between 20 and 110 mu m by using mixed kaolin grout by spray drying, wherein the mixed grout comprises kaolin, deionized water, a dispersant and an organic pore cannelforming template agent; the dispersant is sodium silicate or sodium pyrophosphate; and the organic pore cannel forming template agent is polyvinyl pyrrolidone or polyvinyl alcohol; baking the spray microspheres at the temperature of between 900 and 1,100 DEG C for 1 to 3 hours so as to obtain kaolin baked microspheres; mixing the kaolin baked microspheres with the mullite content of between 2 and12 percent, sodium silicate, a directing agent, solution of sodium hydroxide and deionized water; crystalizing the mixture at the temperature of between 90 and 95 DEG C for 16 to 36 hours; and filtering and drying so as to obtain a crystallization product which has a medium / large-pore structure and comprises a NaY molecular sieve. The crystallization product has a well-developed large-pore structure and the abrasion index of not more than 1.5 percent and comprises 20 to 50 percent of NaY molecular sieve.
Owner:PETROCHINA CO LTD +1
Preparation method and application of hollow SnO2@C nanosphere in lithium ion battery
InactiveCN103193263AThe synthesis method is simpleUniform particle sizeMaterial nanotechnologyCell electrodesCarbon layerElectrical battery
The invention belongs to the technical field of nanocomposites, and in particular relates to a preparation method of a hollow SnO2@C nanosphere with a core-shell structure and an application of the hollow SnO2@C nanosphere in a lithium ion battery. The preparation method comprises the following steps: synthesizing a hollow SnO2 nanosphere with high dispersibility and uniform particle diameter by taking silica as a template via one-step process; and wrapping a carbon layer on the hollow SnO2 nanosphere by taking PAA (Phenolic Aldehyde Amine) as a carbon source, thereby preparing the hollow SnO2@C nanosphere with the core-shell structure. According to the invention, the purpose of integrating the regulating effects of the nanoscale dispersion of nanoparticles to the volume expansion of SnO2, the absorbing effects of the hollow structure to the internal stress generated by volume changes and the restricting and buffering effects of the carbon wrapping layer to stannic oxide particles is achieved; and when the hollow SnO2@C nanosphere is applied to the lithium ion battery, the lithium ion battery can have a larger volume, better cycling stability and longer service life.
Owner:NORTHEAST NORMAL UNIVERSITY
Electrode with self-support structure, and preparation method thereof, and application thereof
ActiveCN106876153AEliminate pressing processImprove conductivityHybrid capacitor electrodesCell electrodesElectronMetal
The present invention discloses an electrode with self-support structure, and a preparation method thereof, and an application thereof. The electrode comprises a conductive collector and electrode active materials; and the electrode active materials are in in-situ growth at the surface of the conductive collector in a nanorod array mode, wherein the electrode active materials are metallic oxide coated with carbon quantum dots, the taking amount on the electrode is 0.5-30mg / cm2, and preferably, the taking amount on the electrode is 1-10mg / cm2. The electrode provided by the invention is low in impedance, fast in electrical transmission and large in specific capacity of the electrode, and the preparation process is simple and has wide applicability.
Owner:DALIAN INST OF CHEM PHYSICS CHINESE ACAD OF SCI
Zr-Co-Re thin film getter provided with protection layer, and preparation method thereof
InactiveCN103849835AIncrease speedIncrease inspiratory capacityVacuum evaporation coatingSputtering coatingRare-earth elementHydrogen
The invention relates to a Zr-Co-Re thin film getter provided with a protection layer, and a preparation method thereof. The Zr-Co-Re thin film getter is composed of a getter layer and the protection layer; main components of the getter layer are Zr, Co, and one or more selected form rare earth elements La, Ce, Pr, and Nd; and main component of the protection layer is Ni. Pulsed laser deposition film plating is adopted, and deposition of the double-layer structured thin film getter containing the protection layer and the getter layer on texture monocrystalline silicon is carried out. The texture substrate is capable of increasing effective area of the getter thin film, and so that inspiratory flow rate and inspiratory capacity are increased. The surface of the getter layer is plated with a Ni protection layer; Ni is capable of realizing dissociation of hydrogen, and increasing absorption amount of hydrogen; and the Ni protection layer is capable of inhibiting absorption of oxygen and reducing activation temperature. Activation of the Zr-Co-Re thin film getter can be realized in roasting processes at a temperature of 180 to 350 DEG C; after roasting, the Zr-Co-Re thin film getter possesses excellent inspiration performance at room temperature, can be used for internal gas residue removing of high vacuum microelectronic devices.
Owner:GENERAL RESEARCH INSTITUTE FOR NONFERROUS METALS BEIJNG
Pleated graphene fiber, graphene-fiber non-woven fabric and preparation methods of pleated graphene fiber and graphene-fiber non-woven fabric
ActiveCN107502995ALarge specific surface areaIncreased active surfaceArtificial filament chemical after-treatmentNetwork structureNonwoven fabric
The invention discloses a graphene fiber with a pleated structure, a graphene-fiber non-woven fabric and preparation methods of the graphene fiber and the graphene-fiber non-woven fabric. The surface of the graphene fiber contains a large number of pleated microstructures and can be used for forming the graphene-fiber non-woven fabric with a multi-pleat structure, so that the specific surface area of the non-woven fabric is remarkably increased; the graphene fiber and a communication network structure formed by the fiber have higher conductivity and flexibility simultaneously, and accordingly, the graphene fiber can be used as a flexible electrode material to be applied to wearable energy storage devices.
Owner:HANGZHOU GAOXI TECH CO LTD
Non-evaporable low-temperature activated zirconium getter film and preparation method thereof
InactiveCN107400854AIncreased active surfaceImprove inhalation effectSemiconductor/solid-state device detailsVacuum evaporation coatingAdhesion forceChemical composition
The invention discloses a non-evaporable low-temperature activated zirconium getter film and a preparation method thereof. The non-evaporable low-temperature activated zirconium getter film comprises an adjusting layer, a gettering layer and a protecting layer which grow on a rough monocrystalline silicon wafer sequentially, wherein in terms of chemical composition, the gettering layer contains 75%-77% by mass of zirconium, 18%-22% by mass of cobalt, 2%-5% by mass of yttrium and the balance of other inevitable impurities; in terms of a microstructure, the gettering layer is formed by densely arranged columnar grains, and the height of columnar tissue is 100-300 nm. The prepared getter film has the advantages of being environment-friendly, high in gettering capacity, low in activation temperature, high in adhesion force, long in service life, easy to prepare, low in cost and the like and is applicable to packaging of mini vacuum devices in the industrial field of microelectronics.
Owner:YUNNAN NORMAL UNIV
Method for synthesizing metal-organic framework material Co-MOF-71
InactiveCN107099038AUniform grain sizeImprove stabilityOrganic-compounds/hydrides/coordination-complexes catalystsLiquid hydrocarbon mixture productionReactive siteMetal-organic framework
The invention relates to successful preparation of a Co-MOF-71 nano-material. According to the invention, preparation process conditions are optimized; the prepared Co-MOF-71 nano-material is uniform in crystal grain size and has good stability; and when Co utilizes the acidic catalysis reaction of MOF framework metal ions, the metal ions are active sites and the supporting points of a framework, and metal ions undergo coordination in the process of catalysis. The prepared Co-MOF-71 material has high metal content and completely exposed metal sites; more Lewis acid site Co-MOF-71 materials can be provided; and the material is beneficial for total activation of reactant molecules and has good catalytic activity.
Owner:NINGXIA UNIVERSITY
Nanometer oxide porous membrane electrode and preparing method and application thereof
InactiveCN101232049AAdjustable viscosityActive connectionLight-sensitive devicesFinal product manufactureSlurrySolar cell
The invention relates to a nano-oxide porous thin film electrode and preparation method thereof. The thin film electrode comprises two or more layers of oxide semiconductor thin films applied on a substrate, wherein irregular holes are formed in the thin films with a diameter ranging from 0.01 to 10 nm; the particle diameter of the oxide semiconductor material layer is from 5 to 500 nm; the thickness of the thin film is between 1 mum and 50 mum; and the void rate thereof is between 30% and 60% and a specific surface area thereof is between 40 m<2> / g and 130 m<2> / g. The preparation method of the thin film comprises following steps: (1) preparing an acid solution with a concentration of 0.1 to 5 wt%; (2) preparing a nano-colloid slurry of a semiconductor oxide; (3) applying the nano-colloid slurry of the semiconductor oxide onto the substrate; and (4) activating the thin film in an activator solution.The thin film electrode of the invention is prepared at a room temperature thus greatly saving energy resources which can be used as the photo-anode of flexible solar cell.
Owner:INST OF PHYSICS - CHINESE ACAD OF SCI
CuO/Cu nanowire negative electrode material in core-shell structure and preparation method and application thereof
ActiveCN103762349ANo emissionsThe preparation method is simple and controllableMaterial nanotechnologyCell electrodesWater bathsHydrazine compound
The invention discloses a CuO / Cu nanowire negative electrode material in a core-shell structure and a preparation method and application of the CuO / Cu nanowire negative electrode material. The CuO / Cu nanowire negative electrode material is mainly composited from CuO and Cu, wherein the Cu is in a nanowire shape, the CuO is flower-like, the Cu serves as an inner core of the nanowire negative electrode material, and the CuO is coated on the outer surface of the Cu to form the core-shell structure. The preparation method comprises the following steps: copper acetate, ethidene diamine and a hydrazine hydrate solution are added in a sodium hydroxide solution, the mixture is sealed and then put into a water bath of 60-80 DEG C to be heated to obtain a copper nanowire suspension liquid, then the copper nanowire is separated, washed, and immersed in hydrogen peroxide, the flower-like CuO grows on site on the surface of the copper nanowire, and is separated, washed and dried to obtain the CuO / Cu nanowire negative electrode material in the core-shell structure. The CuO / Cu nanowire negative electrode material in the core-shell structure can be used to prepare a negative electrode for a high-conductivity lithium ion battery, and has better electrical conductivity and mechanical property.
Owner:CHANGSHA RES INST OF MINING & METALLURGY
Novel ferroferric oxide nano-particle and silicon oxide nano-fiber compounded Fenton-like catalyst and preparation method thereof
PendingCN106861697ASmall granularityGood dispersionMaterial nanotechnologyWater treatment compoundsFiberDispersity
The invention discloses a novel ferroferric oxide nano-particle and silicon oxide nano-fiber compounded Fenton-like catalyst and a preparation method thereof. The content of ferroferric oxide nano-particle in the catalyst is 15wt%-50wt%. The preparation method comprises the following steps: taking silicon oxide nano-fiber as a carrier; slowly heating and decomposing ferric acetylacetonate in an organic solvent, thereby generating fine ferroferric oxide nano-particle and growing on the surface of the silicon oxide nano-fiber carrier; quickly increasing the temperature, thereby increasing the degree of crystallinity of the nano-particle; and roasting, thereby forming the novel ferroferric oxide nano-particle and silicon oxide nano-fiber compounded Fenton-like catalyst. The novel ferroferric oxide nano-particle and silicon oxide nano-fiber compounded Fenton-like catalyst provided by the invention has the characteristics of easiness in magnetism recovery, excellent dispersity in water, high adsorption capacity, high Fenton catalytic activity, and the like. The invention has the advantages of simple preparation process, short production period, high controllability, low demand on equipment and easiness in large-scale production.
Owner:CENT SOUTH UNIV
Arrangement for the inductive wireless delivery of energy
ActiveUS20130334891A1Increased active surfaceReduce flux densityTransformersCircuit arrangementsWireless transmissionReceiver coil
An arrangement for the inductive wireless transmission of energy to a receiver coil of an electrically operated vehicle includes a controllable power supply, an electrically conductive first coil of circular shape, and an electrically conductive second coil of circular shape. The first and second coils are connected to the controllable power supply such that a current direction in the second coil is directed opposite to a current direction in the first coil.
Owner:SIEMENS AG
Method for preparing water dispersible granules of pesticides
InactiveCN107006461AIncreased active surfaceHigh suspension rateBiocideDead animal preservationWater dispersibleLine tubing
The invention discloses a method for preparing water dispersible granules of pesticides. The preparation method disclosed by the invention comprises the following steps: performing sand grinding on raw pesticides and filling materials into suspension with the particle size of 5 microns or less by taking liquid and grinding aids as media, performing solid-liquid separation, mixing the solid phase and pesticide aids, functional aids and the filling materials, granulating, drying, and screening, thereby obtaining the water dispersible granules of pesticides, wherein the liquid-phase cycle is used for the grinding process. The active material prepared by the invention has the particle size of less than 5 microns, is large in active surface and high in suspension rate and has high biological activity; the preparation process in the invention is liquid-phase grinding, is dust-free and is a pipeline process, and a continuous and automatic production process can be formed.
Owner:FIVESTAR NANTONG CHEM
Preparation method of copper cobaltate porous microrod and nickel foam composite electrode material
InactiveCN105336503AImprove diffusion and mass transfer performanceLarge specific surface areaHybrid capacitor electrodesHybrid/EDL manufactureDispersityMetallic materials
The invention belongs to the field of preparation of inorganic nonmetallic materials, and particularly relates to a preparation method of a copper cobaltate porous microrod and nickel foam composite electrode material. The preparation method comprises the steps that clean nickel foam is soaked in an oxalic acid aqueous solution, and a mixed aqueous solution of soluble copper salt and soluble cobalt salt is dropwise added into the oxalic acid aqueous solution under the condition of stirring at room temperature; stirring reaction is conducted till micron-structure precursors grow out on the surface of the nickel foam, the nickel foam is taken out, cleaning, drying and calcining are sequentially conducted, and the copper cobaltate porous microrod and nickel foam composite electrode material is obtained. According to the preparation method of the copper cobaltate porous microrod and nickel foam composite electrode material, the technology is simple and easy to carry out, the product purity is high, the preparation cost is low, the diameter of a copper cobaltate microrod ranges from 0.5 micrometer to 2 micrometers, the length of the copper cobaltate microrod is about 5-10 micrometers, the size of a nano pore channel ranges from 10 nm to 50 nm, the uniformity and the dispersity of the product are both good, the copper cobaltate porous microrod and nickel foam composite electrode material can be directly applied to electrode materials of supercapacitors, the production technology is simple, and the preparation method is prone to be applied to practical large-scale production.
Owner:BOHAI UNIV
Preparation method and application of vanadyl phosphate catalyst
ActiveCN108246325AEasy to synthesizeChange shapeOrganic chemistryCatalyst activation/preparationCongruent meltingPhosphate
The invention relates to a vanadyl phosphate catalyst, an intensified preparation method by low congruent melting solvent, and application of the vanadyl phosphate catalyst. The method comprises the following steps: 1) mixing a vanadium source, low congruent melting solvent, benzyl alcohol and C3-C8 monohydric alcohol to obtain mixed materials, and reacting, wherein the low congruent melting solvent is formed by choline chloride and organic polyhydric alcohols; 2) mixing a reaction product obtained in 1) with a phosphorus source, raising the temperature to 100-200DEG C, and continuously reacting to obtain a vanadyl phosphate precursor; 3) roasting to obtain the vanadyl phosphate catalyst. The method is characterized in that green and low-price low congruent melting solvent is subjected tointensified preparation to obtain the vanadyl phosphate catalyst, the defects of secondary pollution, high cost, complex preparation process and the like since the performance of the vanadyl phosphatecatalyst is improved on the basis of noble metal are overcome. When the vanadyl phosphate catalyst is used for catalytic normal butane selectivity oxidation maleic anhydride reaction, the difficulties including low yield, poor selectivity and the like, are solved, and defects of high cost and serious pollution in a traditional catalyst improvement method are overcome.
Owner:INST OF PROCESS ENG CHINESE ACAD OF SCI
Porous graphene fiber nonwoven fabric and preparation method thereof
InactiveCN109281224AIncreased active surfaceGuaranteed flexibilityGrapheneSynthetic cellulose/non-cellulose material pulp/paperPorous grapheneNonwoven fabric
The invention discloses a porous graphene fiber non-woven fabric and a preparation method thereof. According to the invention, a large number of micropores are contained in the interior and on the surface of the graphene fibers which constitute a non-woven fabric, and a multi-stage pore channel structure composed of macropores and micropores is formed in the non-woven fabric, so the specific surface area of a novel graphene fiber nonwoven fabric is significantly increased; meanwhile, a mutually-overlapped flexible network framework can be formed through strong interactions among fibers, so theporous graphene fiber non-woven fabric provided by the invention has broad application prospects in the fields of adsorption, catalysis and energy-storage electrode materials, etc.
Owner:HANGZHOU GAOXI TECH CO LTD
Method for preparing controllable water-absorbing silicon dioxide microspheres
ActiveCN105800625AIncreased active surfaceNarrow pore size distributionSilicaMicrosphereMechanical stability
The invention provides a method for preparing controllable water-absorbing silicon dioxide microspheres, and belongs to the technical field of chromatographic support particle synthesis. A controllable water-absorbing silicon dioxide material has a microsphere structure macroscopically and a mesoporous structure microscopically, and meanwhile synthesized hybridized silica gel has high a high-activity surface, narrow aperture distribution and excellent mechanical stability, and by adopting the method for preparing the controllable water-absorbing silicon dioxide microspheres, the silicon dioxide microspheres with controllable water-absorbing properties can be easily and conveniently prepared.
Owner:JIANGSU HECHENG ADVANCED MATERIALS
Carried catalyst electroplating method for hydrolyzing hydroborates to produce hydrogen
InactiveCN1947844AReduce resistanceReduce power consumptionCatalyst activation/preparationHydrogen productionPower flowActive component
An electroplated catalyst for preparing H2 from boron hydride by hydrolysis is characterized by that its active component is carried through electroplating. Its preparing process includes such steps as preparing electroplating solution through dissolving metal salt in distilled water, adding additive, regulating pH value and heating, electroplating the carrier, washing with distilled water, and drying.
Owner:CHINA ELECTRONIC TECH GRP CORP NO 18 RES INST
Ectropis grisescens warreh nuclear polyhedrosis virus bakthane insect disinfestation suspension agent and preparation method thereof
Owner:WUHAN UNIOASIS BIOLOGICAL TECH CO LTD
Microporous ultra-thin soft carbon nanosheet, and preparation method and application thereof
ActiveCN109449440ALarge specific surface areaStable structureMaterial nanotechnologyNegative electrodesElectrochemical responseElectrolytic agent
The invention relates to a microporous ultra-thin soft carbon nanosheet electrode material, and a preparation method and an application thereof. The thickness of the microporous ultra-thin soft carbonnanosheet electrode material is 20-30nm, and the morphology is a nanosheet having a uniform size; the microporous ultra-thin soft carbon nanosheet electrode material has a surface with a pleated structure; and the microporous ultra-thin soft carbon nanosheet electrode material has a large number of micropores and defect sites at the edge of a crystal lattice to provide additional ion storage sites. The microporous ultra-thin soft carbon nanosheet electrode material provided by the invention has the beneficial effects that the microporous ultra-thin soft carbon nanosheet electrode material hasa larger specific surface area and a large number of microporous structures than the conventional soft carbon electrode material, thereby and not only enhancing the diffusion performance of ions in amaterial body, but also increasing active interfaces between the material and the electrolyte, enhancing the kinetics of the material in an electrochemical reaction process, improving the capacitivecapacity contribution, exhibiting excellent rate performance and and achieving rapid charge and discharge.
Owner:WUHAN UNIV OF TECH
Gaseous hydrocarbon self-heating conversion catalyst and preparation method thereof
ActiveCN104549284AIncrease active metal dispersionGuaranteed catalyst activityMetal/metal-oxides/metal-hydroxide catalystsHydrogen productionOxide
The invention belongs to the technical field of gaseous hydrocarbon conversion catalysts, and relates to a catalyst for the field of synthesis gas produced by gaseous hydrocarbon self-heating conversion or hydrogen production and a preparation method of the catalyst. According to the catalyst disclosed by the invention, nickel is used as an active component; SiO2 at free state and 3Al2O3*2SiO2 of a mullite structure are used as carriers; MgO and / or a rare earth metal oxide are used as auxiliaries. The preparation method comprises the following steps: adopting a pulping method or a dry mixing method to prepare a semi-finished product, and then molding and baking the semi-finished product to obtain the finished product catalyst. The catalyst is high in anti-carbon deposition performance, good in strength and strength stability, and good in reactive metal dispersion effect, effectively avoids the reactive metal crystal grain aggregation in the using process, ensures the activity stability of the catalyst, and facilitates large-scale industrial production.
Owner:CHINA PETROLEUM & CHEM CORP
Thidiazuron suspension cotton defoliating agent
ActiveCN102396482AHigh suspension ratePromote sheddingBiocidePlant growth regulatorsSeepage forceXanthan gum
The invention provides a thidiazuron suspension cotton defoliating agent, which comprises the following components in percentage by weight: 47.5 to 52.5 percent of thidiazuron, 3 to 6 percent of GY-D01, 1 to 3 percent of GY-D04, 2 to 3.5 percent of naphthalene sulfonate polycondensate, 0.4 to 1.2 percent of alkyl naphthalene acid salt, 0.05 to 0.15 percent of xanthan gum, 0.3 to 4.0 percent of dimethyl silicon oil, 4.5 to 5.5 percent of ethylene glycol and the balance of water. The thidiazuron suspension cotton defoliating agent has the advantages of small particular size, large active surface area, high seepage force, no dust during medicine preparation, low cost, high medicine effect, cold and freezing resistance and the like. The thidiazuron suspension cotton defoliating agent has the advantages of both wettable powder and missible oil, can be wetted by water, has high suspension property after being diluted by water, and can be directly prepared into spray liquid to be used. The thidiazuron suspension cotton defoliating agent can effectively prevent cotton from remaining green when it is due to become yellow and ripe and delaying ripping, promote cotton bolls to open, improve flower rate before frosting, increase yield and improve cotton quality, and is an ideal medicinal agent for machine picking and manual picking.
Owner:XINJIANG JINHUA PESTICIDE
Sorption heat exchanger module, preferably for a motor vehicle
ActiveUS20150128639A1Maintain efficiencyMinimizing in degreeBoiler absorbersClimate change adaptationCoolant flowEngineering
A sorption heat exchanger module having a housing, in which a sorption heat exchanger through which a working medium flows is disposed, in which module a housing wall is configured as a heat exchanger structure. In the case of a sorption heat exchanger module in which the presence of passive thermal surfaces is reduced, at least one pipe structure through which a coolant flows is thermally connected with an outside and / or an inside of the housing wall.
Owner:MAHLE INT GMBH
Preparation method of manganese (III) oxide porous micro-sheet/foamed nickel combined electrode material
InactiveCN105355468AImprove diffusion and mass transfer performanceLarge specific surface areaHybrid capacitor electrodesHybrid/EDL manufactureOXALIC ACID DIHYDRATEComposite electrode
The invention belongs to the preparation field of inorganic non-metallic materials, and especially relates to a preparation method of a manganese (III) oxide porous micro-sheet / foamed nickel combined electrode material. The method comprises the steps: immersing clean foamed nickel into an oxalic acid aqueous solution, adding a potassium permanganate aqueous solution drop by drop into the above solution at a room temperature and in a stirring condition, conducting stirring reaction until a micro-structure precursor grows on the surface of the foamed nickel, taking out the foamed nickel, conducting cleaning, drying and calcining in sequence, and finally obtaining a manganese (III) oxide porous micro-sheet / foamed nickel combined electrode material. The preparation method is simple and convenient, is low in manufacture cost, and produces products that have high purity. A manganese (III) oxide micro-sheet is 200-300nm in thickness and 3-5[Mu]m in dimension. The dimension of a nano-scale porous channel is 10-30nm. Products have great uniformity and dispersibility, can be directly applied to super-capacitor electrode materials, and can be easily applied to actual large-scale production.
Owner:BOHAI UNIV
Carried catalyst chemical plating method for hydrolyzing hydroborates to produce hydrogen
InactiveCN100411740CReduce resistanceReduce power consumptionCatalyst activation/preparationHydrogen productionChemical platingHydrogen
Owner:CHINA ELECTRONIC TECH GRP CORP NO 18 RES INST
Arrangement for the inductive wireless delivery of energy
ActiveUS9412514B2Increased active surfaceReduce flux densityElectromagnetic wave systemTransformersWireless transmissionReceiver coil
An arrangement for the inductive wireless transmission of energy to a receiver coil of an electrically operated vehicle includes a controllable power supply, an electrically conductive first coil of circular shape, and an electrically conductive second coil of circular shape. The first and second coils are connected to the controllable power supply such that a current direction in the second coil is directed opposite to a current direction in the first coil.
Owner:SIEMENS AG
Hetero-type methanation catalyst and molding process and application thereof
ActiveCN105709794AHigh particle surface area/skeleton volume ratioSmall radial mass transfer distanceHydrocarbon from carbon oxidesMetal/metal-oxides/metal-hydroxide catalystsActive componentMethanation
The present invention discloses a hetero-type methanation catalyst and a molding process and application thereof. The process is as follows: nickel-based synthesis gas methanation catalyst powder is prepared into porous cylinder particles by compression or squeezing, wherein diameter Phi of a profile circumscribed circle of the porous cylinder particles is 3-22mm, height is 3-12mm, ratio of surface area / grain skeleton volume is 0.8-1. 6mm<2> / mm<3>, the maximum radial mass transfer distance is 1.4-4.0mm, and the geometric shape of the porous cylinder particles is regular and symmetrical. The molding process of the hetero-type methanation catalyst aims at process characteristics and requirements of various stages of the synthesis gas methanation process, the utilization efficiency of catalyst active components can be improved, and the hetero-type methanation catalyst has an important role for reducing bed resistance drop and improving long-time operational stability of the catalyst.
Owner:DALIAN INST OF CHEM PHYSICS CHINESE ACAD OF SCI
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