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217 results about "Nanoreactor" patented technology
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Nanoreactors are a form of chemical reactor that are particularly in the disciplines of nanotechnology and nanobiotechnology. These special reactors are crucial in maintaining a working nanofoundry; which is essentially a foundry that manufactures products on a nanotechnological scale.
Microfluidic Devices and Methods of Use in The Formation and Control of Nanoreactors
InactiveUS20100137163A1Material nanotechnologyCompound screeningHigh-Throughput Screening AssaysEmulsion
The present invention provides novel microfluidic devices and methods that are useful for performing high-throughput screening assays and combinatorial chemistry. Such methods can include labeling a library of compounds by emulsifying aqueous solutions of the compounds and aqueous solutions of unique liquid labels on a microfluidic device, which includes a plurality of electrically addressable, channel bearing fluidic modules integrally arranged on a microfabricated substrate such that a continuous channel is provided for flow of immiscible fluids, whereby each compound is labeled with a unique liquid label, pooling the labeled emulsions, coalescing the labeled emulsions with emulsions containing a specific cell or enzyme, thereby forming a nanoreactor, screening the nanoreactors for a desirable reaction between the contents of the nanoreactor, and decoding the liquid label, thereby identifying a single compound from a library of compounds.
Owner:BIO RAD LAB INC
Nanopore Device for Reversible Ion and Molecule Sensing or Migration
Disclosed are methods and devices for detection of ion migration and binding, utilizing a nanopipette adapted for use in an electrochemical sensing circuit. The nanopipette may be functionalized on its interior bore with metal chelators for binding and sensing metal ions or other specific binding molecules such as boronic acid for binding and sensing glucose. Such a functionalized nanopipette is comprised in an electrical sensor that detects when the nanopipette selectively and reversibly binds ions or small molecules. Also disclosed is a nanoreactor, comprising a nanopipette, for controlling precipitation in aqueous solutions by voltage-directed ion migration, wherein ions may be directed out of the interior bore by a repulsing charge in the bore.
Owner:RGT UNIV OF CALIFORNIA
Microfluidic devices and methods of use in the formation and control of nanoreactors
ActiveUS20130217583A1Material nanotechnologyCompound screeningHigh-Throughput Screening AssaysEmulsion
Owner:BIO RAD LAB INC
Bacteria cellulose membrane containing silver chloride nano particle and preparation and application thereof
InactiveCN101264335AImprove performanceHigh antibacterial activityAbsorbent padsBandagesNanoreactorChloride salt
The invention provides a bacteria cellulose membrane containing silver chloride nanometer particles, corresponding preparation method and application, which is characterized in that a plurality of silver chloride nanometer particles are adhered to the microfiber surface of the three-dimensional porous reticular structure of the bacteria cellulose membrane, the content of the silver chloride nanometer particle is 0.5 to 21% of the total weight and which particle diameter is 10 to 300nm. The preparation method is base on the principle of using the particular three-dimensional reticular microfibrillar structure and the high oxygen density (ether linkage and hydroxy) to constitute the synthetical effective nanometer reactors by the silver chloride nanometer particles in situ and the product is obtained after repeatedly soaking in the solution of silver salt and chloride salt, rinsing and drying. The bacteria cellulose membrane containing silver chloride nanometer particles has the advantages of excellent antibacterial performance, most simple preparation process, can be used as favorable antiseptic dressing and extracting the silver chloride nanometer particles.
Owner:DONGHUA UNIV
Self-supporting thin polymer film
InactiveCN102439076AIncrease surface areaHigh strengthSemi-permeable membranesMembranesPolymer scienceNanoreactor
Owner:TOKYO INST OF TECH
Solid catalyst for hydration of epoxy compound to prepare diol and its application
InactiveCN102688776AEfficient catalytic hydration reactionLow water ratioOrganic-compounds/hydrides/coordination-complexes catalystsChemical recyclingHydration reactionEpoxy
The invention particularly relates to a solid catalyst formed by assembling a racemic Co (salen) metal complex in a nano-reactor and used for the hydration reaction of an epoxy compound to prepare diol. The expression formula of the catalyst is: Co (salen) n / R, wherein R is a nano-reactor with a cage-type pore structure and Co (salen) is a racemic metal complex. A general molecular formula is shown as the following. And n represents the mass percent content of Co in the solid catalyst and ranges from 0. 1% to 1%. The catalyst can be used for a reaction of efficient catalysis of the hydration of an epoxy compound to prepare diol. The catalyst of the invention is characterized by simple preparation method, good reproducibility and easy recycling, thus being able to be used for industrial production.
Owner:DALIAN INST OF CHEM PHYSICS CHINESE ACAD OF SCI
Magnetic polymer/carbon-based microsphere material with core-shell structure and preparation method thereof
ActiveCN103657545AStrong magnetic responseEasy to prepareMagnetic materialsMicroballoon preparationChemical synthesisNanoreactor
The invention belongs to the field of advanced nano composite materials, and relates to a magnetic polymer / carbon-based microsphere material with a core-shell structure and a preparation method thereof. The preparation method comprises the steps of: by adopting a sol-gel chemical synthesis method, in an alcohol water phase, in the presence of an alkali catalyst, wrapping polymer resin macromolecule layer outside a magnetic nano particle to obtain a magnetic macromolecule microsphere with a core-shell structure, carbonizing the polymer resin macromolecule layer through high temperature roasting to obtain a magnetic carbon-based microsphere material with the core-shell structure; adding a macromolecule surfactant during preparation, removing a surfactant by carbonizing through roasting to obtain a magnetic carbon-based microsphere material with a cavity, which is of a core-shell structure. The composite microsphere has stronger magnetic responsiveness, and the surface of the composite microsphere can be further functionalized and a large quantity of hydrophobic substances are absorbed; the magnetic microsphere material with the cavity, which is of a core-shell structure, can be used in a nano reactor, drug sustained release, and large-capacity adsorption and separation. The preparation method is simple, is easily available in raw materials, and suitable for amplified production.
Owner:FUDAN UNIV
Multistage nano-reactor catalyst for direct preparation of aromatic compounds from synthetic gas, and preparation method and application thereof
ActiveCN107349954AAvoid influenceImprove conversion rateHydrocarbon from carbon oxidesMolecular sieve catalystsNanoreactorPorous carbon
The invention discloses a multistage nano-reactor catalyst for one-step direct preparation of aromatic hydrocarbons from synthetic gas, and a preparation method and an application thereof. The catalyst comprises a core layer iron-based Fischer-Tropsch catalyst, a porous oxide or porous carbon material transition layer and a molecular sieve shell layer having an aromatization function, wherein the shell layer molecular sieve can be further modified with a metal element or a nonmetal element, and the external surface of the molecular sieve is further modified with a silicon-oxygen compound to adjust the acidic site of the external surface and the aperture of the molecular sieve in order to inhibit the formation of heavy aromatic hydrocarbons. The preparation method of the multistage nano-reactor catalyst is characterized in that the transition shell layer can be prepared from the Fischer-Tropsch catalyst through multiple steps, the shell layer contains or does not contain an assistant, and the shell layer molecular sieve undergoes or does not undergo surface modification. The catalyst can be used for the direct preparation of the aromatic compounds, especially lightweight aromatic hydrocarbons, from the synthetic gas; the selectivity of the lightweight aromatic hydrocarbons in the hydrocarbons can reach 75% or more, and the content of the aromatic hydrocarbons aromatic hydrocarbons in a liquid phase product is not less than 95%; and the catalyst has a good stability and has a very good industrial application prospect.
Owner:JIANGNAN UNIV
Load type nano selenium and preparation method
InactiveCN1686789ASolve reunionFix stability issuesAnimal feeding stuffAccessory food factorsNanoreactorAquatic product
The present invention discloses a load-type nano selenium and its preparation method. It is a nano-elementary selenium loaded no the porous mineral material, the average particle size of said elementary selenium is less than 100 nano. By weight percentage, selenium content in the porous mineral material is 0.1-1%. It is made up by using porous mineral material as miniature nano reactor and adding reductant into selenium salt to make reduction reaction to obtain the nano elementary selenium, drying-grinding or spray-drying so as to obtain the invented product.
Owner:BEIJING BOAI XIKANG NITRITION TECH
Method for preparing porous silicon dioxide nano sphere with special structure on surface and porous silicon dioxide nano sphere
InactiveCN101391776AAperture controllableLarge specific surface areaNanostructure manufactureSilicon oxidesNanoreactorSorbent
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI
Magnetic mesoporous silica microsphere material with yolk structure and preparing method thereof
ActiveCN105126715AFast magnetic responseUniform shapeSilicaOther chemical processesChemical synthesisDispersity
The invention belongs to the technical field of advanced nanocomposites, and particularly discloses a magnetic mesoporous silica microsphere material with a yolk structure and a preparing method thereof. The macromolecule sol-gel chemical synthesis method is adopted first, magnetic nanoparticles are coated with a polymer resin macromolecule shell, then a mesoporous silica shell is grown on the surface of the polymer resin shell in a non-contact mode by means of the water-oil two-phase method, a surface active agent and an organic solvent are removed through solvent washing and extraction, and finally the magnetic mesoporous silica composite microsphere material provided with ordered mesopore ducts, a large cavity and the yolk structure is obtained. The obtained composite microsphere has the large adjustable cavity, a high specific surface area, the mesoporous shell with a uniform and vertical interface, stable and high magnetic responsiveness, a quite uniform size and high dispersity and has broad application prospects in nanoreactors, catalysis, drug sustained release, large-volume bioseparation and adsorption. The method is simple, raw materials are easy to obtain, and enlarged production is facilitated.
Owner:复微感知(合肥)科技有限公司
Fabrication method of nanomaterials by using polymeric nanoporous templates
InactiveUS20110003069A1Easy to manufactureLow costAlkaline earth titanatesSilicaNanoreactorFilling materials
Owner:NATIONAL TSING HUA UNIVERSITY
Method for preparing nanoscale mesoporous silica spheres
InactiveCN101559952ANarrow particle size distributionEvenly dispersedNanostructure manufactureSilicaNanoreactorMesoporous silica
The invention relates to a method for preparing nanoscale mesoporous silica spheres, and the method belongs to the technical field of preparation of inorganic porous materials. The invention specifically relates to the synthesis of a series of mesoporous silica with different sphere diameters. The method takes quaternary ammonium salt cationic surfactants with different carbon chain lengths, which are taken as template agents and adopts the sol-gel method for synthesis under alkaline conditions. The method is characterized in that mesoporous silica material particles are spherical, the sphere diameter is adjustable within the range of 40-400nm; the specific surface area is large, the particle size distribution is narrow; and the hole diameter is adjustable within the range of 1.9-4.0nm. The materials are widely applied in catalysis, separation, sensors, nano-reactors, optical materials and other aspects.
Owner:NANJING UNIV OF TECH
Spinel type ferrite magnetic hollow microsphere and preparation thereof
The invention relates to a magnetic hollow microsphere of spinel ferrite and a preparation method thereof and pertains to the technical field of magnetic materials with intercalation structure. The general chemical formula of the magnetic hollow microsphere of spinel ferrite is M<2+>Fe<3+>2O4. The method comprises the following steps: firstly, on the surface of sulfonated polystyrene microspheres, metal-salt ions with different charges are absorbed; then, by adopting coprecipitation, hydrotalcite generates in situ on the surface of the sulfonated polystyrene microspheres; and then, by means of a program of increasing temperature and roasting, the magnetic hollow microspheres of spinel ferrite can be obtained. The process can adjust and control the generation of the hydrotalcite on the surface of the sulfonated polystyrene microspheres by regulating synthetic conditions and crystallization temperature, and regulate magnetic property of the spinel ferrite by adjusting and regulating the composition of LDHs laminates. The magnetic hollow microsphere of spinel ferrite of the invention has special technique conditions, simple operation and mild synthetic conditions, and owing to the unique structure and properties, the hollow microsphere can be widely applied in such respects as drug carriers, nanoreactors, filtration, separation, magnetic filling materials and magnetic photon crystals, etc.
Owner:BEIJING UNIV OF CHEM TECH
Preparing nano sheet type polymer using LDHs as template and its preparing method
The present invention introduces one nano sheet polymer prepared with LDHs as template and its preparation process. The present invention utilizes the interlayer space as the monomer polymerizing space to introduce monomer into the LDHs space to obtain LDHs-monomer. The LDHs-monomer is then made to produce polymerization reaction to obtain LDHs with interlayer polymer, or LDHs-polymer. The polymer is separated from interlayer of hydrotalcite. The said process has easily controlled polymerization condition, less polymerization affecting factors, nano size and sheet structure of the prepared polymer and other features. The polymer may find its wide application in mechanical, optical, electrical, magnetic and many other fields.
Owner:BEIJING UNIV OF CHEM TECH
Method for synthesizing superparamagnetic ferroferric oxide nano particle in situ by induction of acrylic acid polymer nano hydrogel
The invention relates to a method for synthesizing a superparamagnetic ferroferric oxide nano particle in situ by the induction of acrylic acid polymer nano hydrogel, which comprises the following steps of: with hydroxypropyl cellulose in an aqueous solution as a template, synthesizing biodegradable acrylic acid polymer nano hydrogel at first, wherein the alkali neutralized acrylic acid polymer nano hydrogel contains a great amount of negative -COO<->; adsorbing a great amount of positive Fe<2+> to enter a gel network by the interaction of static electricity; and with a gel particle as a nano reactor, internally synthesizing a ferroferric oxide nano particle in situ. The operating method of the invention is simple, convenient and easy, the prepared ferroferric oxide magnetic nano particle have favorable dispersity and intelligence, and a ferroferric oxide nano crystal has even distribution and high content in the nano hydrogel magnetic nano particle.
Owner:DONGHUA UNIV
FeP/graphene composite material and preparation method thereof
The invention discloses an FeP / graphene composite material and a preparation method thereof. The material is formed by FeP nano-particles mixed into stripped graphene and / or carbon-coated FeP nano-particles, wherein 1-20 graphene layers are formed; the diameters of the nano-particles are 2-50nm; the growth process is generated under induction and restriction of an in-situ formed 'two-dimensional nano-reactor'; and the 'two-dimensional nano-reactor' is decomposed at a high temperature to obtain the FeP / graphene composite material. The method is simple, feasible and easy to amplify; the prepared composite material is regular in structure; and the nano-particles are uniform in size distribution and have good electro-catalytic properties.
Owner:DALIAN INST OF CHEM PHYSICS CHINESE ACAD OF SCI
Nanoreactors and Method of Making
Described herein are nanoreactors having various shapes that can be produced by a simple chemical process. The nanoreactors described herein may have a shell as thin as 0.5 nm and outside diameters that can be controlled by the process of making and have a nanoparticle enclosed therein. The nanoreactors have catalytic activity and may be used to catalyze a variety of chemical reactions.
Owner:RGT UNIV OF CALIFORNIA
Nanopore device for reversible ion and molecule sensing or migration
Owner:RGT UNIV OF CALIFORNIA
Method for preparing cellular silicon dioxide nanotubes
InactiveCN102874820AEvenly dispersedRegular channelMaterial nanotechnologySilicaNanoreactorCarbon chain
The invention relates to a method for preparing cellular silicon dioxide nanotubes, in particular to a method for preparing a series of cellular silicon dioxide nanotubes which have different lengths and thicknesses, and belongs to the technical field of nano materials. The cellular silicon dioxide nanotube is synthesized by taking a quaternary ammonium salt cation surfactant with different carbon chain lengths as a main template agent, and a triblock copolymer as a co-template agent under the alkaline condition in a sol-gel method. The cellular silicon dioxide nanotubes are characterized in that the appearance is regular, and the lengths are adjustable within the range of 0.5 and 5 micrometers and the thicknesses are adjustable in the range of 60 and 400 micrometers. By the method, the porous silicon dioxide nanotubes can be synthesized easily, conveniently and effectively, raw materials are readily available, and the method is suitable for enlargement production. The cellular silicon dioxide nanotubes have high potential application value in fields of catalysis, adsorption, separation, nano reactors, semiconductors, photoelectronic devices, sensors, medicine release and the like.
Owner:NANJING UNIV OF TECH
Method for preparing double hydrophilic thermo-sensitive polymer nano micelles
InactiveCN102659980AEasy to operateShort timeGenetic material ingredientsPharmaceutical non-active ingredientsHydrophilic monomerNanoreactor
The invention relates to a method for preparing double hydrophilic thermo-sensitive polymer nano micelles. The method comprises the following steps of: (1) preparing aliphatic diacid divinyl ester, dissolving the aliphatic diacid divinyl ester and glucose into an organic solvent, adding bacillus subtilis alkaline protease or lipase LipaseAY30 to synthesize a polymerizable glucose-containing hydrophilic monomer, dissolving the polymerizable glucose-containing hydrophilic monomer, an N-isopropyl acrylamide monomer and an initiator into an organic solvent, performing polymerization reaction to obtain a polymer, repeatedly precipitating, and drying the obtained precipitate in vacuum to obtain a full hydrophilic random copolymer; and (2) dissolving the full hydrophilic random copolymer into double distilled water, performing freeze drying after full dissolution and uniform dispersion, and thus obtaining the nano micelles. The method is simple, mild in reaction conditions, easy and convenient to operate and easy to industrialize; and the obtained double hydrophilic thermo-sensitive polymer nano micelles can be applied in the fields of medicament targeting delivery, gene therapy, crystal control growth regulators, nano reactors and the like.
Owner:DONGHUA UNIV
Tin @ hollow mesoporous carbon sphere material with yolk-egg shell structure and preparation method of tin @ hollow mesoporous carbon sphere material with yolk-egg shell structure
The invention discloses a tin @ hollow mesoporous carbon sphere material with a yolk-egg shell structure and a preparation method of the tin @ hollow mesoporous carbon sphere material with the yolk-egg shell structure. The material has the yolk-egg shell structure of taking elemental tin nanospheres as a yolk and hollow mesoporous carbon spheres as an egg shell; and the preparation method comprises the steps of taking the hollow mesoporous carbon spheres as nanoreactors and growing SnO2 particles in the nanoreactors; and reducing the SnO2 particles into elemental Sn at high temperature and forming the yolk-egg shell structure by the elemental Sn and the hollow mesoporous carbon spheres. According to the tin @ hollow mesoporous carbon sphere material with the yolk-egg shell structure, elemental Sn spheres are confined into the hollow mesoporous carbon spheres, a negative electrode material does not fall off in charging and discharging processes due to the unique yolk-egg shell structure, buffer space is provided for volume expansion of tin alloying through internal cavities, furthermore, the conductivity and the ion transfer rate of the material are improved through the hollow mesoporous carbon spheres, and improvement of the electrochemical properties of the composite material is facilitated.
Owner:YANGZHOU UNIV
Layer stephanoporate gamma-aluminum oxide and preparation method and application thereof
InactiveCN101139104AImprove bindingHigh purityIndividual molecule manipulationAluminium oxide/hydroxide preparationMaterials preparationNanoreactor
The present invention belongs to the technical field of nano material preparation, in particular to a stratum porous gamma-alumina and the preparation method of the stratum porous gamma-alumina. The present invention selects a cheap and easily acquired natural plant gegen as a template which is pre-treated by nitric acid and then soaked by alchlor solution, smoked and dipped by ammonia and roasted by high temperature to acquire the stratum porous gamma-alumina similar to the pore canal structure of the gegen. The preparation method has the advantages of no surfactant, easy preparation technics, low cost and high purity of the alumina prepared. Compared with the traditional gamma-alumina, the stratum porous gamma-alumina prepared by the present invention not only has abundant meso-pores, but also has abundant big pores, larger specific surface area and pore capability as well as good pore structure and thermal stability. As a carrier, the present invention has important values on the aspects of catalyzing, absorption, nano reactor, template and optical control device.
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI
Monodisperse mesoporous silica nano-particle with controllable appearance and synthesis method thereof
InactiveCN101704527ANovel short columnar morphologyImprove adsorption capacityNanostructure manufactureSilicaNanoreactorSynthesis methods
The invention relates to a monodisperse mesoporous silica nano-particle with controllable appearance and a preparation method thereof. Under a neutral condition, mesoporous silica nano-particle with required appearance and single dimension distribution can be directly synthesized by taking sodium silicate as a silicon source and taking a cation surfactant as a template agent. The mesoporous silica nano-particle has short cylindrical appearance with open hole channels arranged at two ends; the hole channel structure is an orderly two-dimensional hexagonal phase; the diameter of the hole channel is 1-4 nanometers; the volume of the hole is 0.5-0.8 cm<3> / g; and the specific surface area of the hole is 800-1200 m<2> / g. The mesoporous silica nano-particle can be used as separation and adsorption of the polypeptide medicine molecular and the nano-reactor of the catalytic reaction, and the like. The preparation method has quick synthesis speed and high yield, and is especially suitable for producing the mesoporous silica nano-particles of the type in large scale.
Owner:NANKAI UNIV
Preparation method of TiO2/montmorillonite intercalation compound
The invention discloses a preparation method of a TiO2 / montmorillonite intercalation compound, which is characterized in that an in-situ hydrolysation method and an in-situ nitrogen removal method are used for treating the butyl titanate-quaternary ammonium salt cation composited intercalation montmorillonite; analysis means of X-ray diffraction, Raman spectroscopy, transmission electron microscope and the like are used for representing a sample; an in-situ hydrolysation process, the nitrogen removal process and the morphology attributes of the formed TiO2 / montmorillonite intercalation compound of butyl titanate in a montmorillonite intercalation domain are researched. Butyl titanate is hydrolyzed in the montmorillonite intercalation domain to form an amorphous compound-hydrated titanium dioxide; TiO2 nanoparticles with an anatase phase are formed after the calcining and removing nitrogen, and the TiO2 / montmorillonite intercalation compound is formed. The invention provides a good idea for taking the montmorillonite intercalation domain as a nano reactor to prepare a novel mineral material.
Owner:SOUTHWEAT UNIV OF SCI & TECH
Method for preparing quantum point with hyperbranched polymer supermolecule nano-reactor
InactiveCN101343540AReversibleNarrow size distributionLuminescent compositionsPolymer chemistrySupermolecule
The invention relates to a preparation method for quantum dot by using an ultra-branch type polymer supermolecule nano-reactor, which belongs to the chemical field. The method of the invention adopts a principle that the assembling precedes the sealing, the ultra-branch type polymer and long chain fatty acld can become amphiphilic supermolecule nano-micelle by self-assemble after compounding, and then quantum dots with homogeneous dimensions can be prepared by using the supermolecule nano-micellse in an oil-water biphasic system. The synthetic CdS quantum dots of the invention are provided with a narrow size distribution and a good stability. Because the dimensions of ultra-branch type polymer and long chain fatty acld are adjustable, the dimension and the shape of the obtained supermolecule nano-micelle are easy to be controlled, so that the supermolecule nano-micelle can be used for preparing quantum dots with various dimensions and shapes. In addition, the supermolecule nano-micelle is provided with invertibility, the micelle can be destroyed through adding spasmolytol or adjusting pH value, thus the CdS quantum dots synthesized in an organic system can be transferred into an aqueous phase system.
Owner:SHANGHAI JIAO TONG UNIV
Preparation method of cathode material of germanium-mesoporous carbon fiber composite lithium battery
The invention relates to a preparation method of an cathode material of a germanium-mesoporous carbon fiber composite lithium battery. The preparation method comprises the following steps: preparing LN and PAN mixed solutions in different ratios and obtaining LN / PAN composite fibers by virtue of electrostatic spinning, putting the LN / PAN composite fibers into a solvent for etching, and then obtaining carbon fibers of a special mesoporous structure by virtue of pre-oxidation and carbonation; finally, compounding the prepared carbon fibers of the mesoporous structure with GeCl4, and calcining in the mixed atmosphere of N2 / H2 in a tubular furnace to obtain the Ge@MCF composite material. According to the preparation method, the mesoporous carbon fibers are prepared by virtue of etching in a waste-based solvent, and the process is green, environment-friendly, and simple; the mesoporous carbon fibers are taken as nano-reactors to prepare the mesoporous carbon fiber composite germanium electrode material; due to the range limitation effect of the mesoporous carbon fibers, the volume change of the germanium electrode material in the lithium implanting / stripping process can be effectively buffered, and high specific capacity and excellent cyclic stability are shown.
Owner:QUANGANG PETROCHEM RES INST OF FUJIAN NORMAL UNIV
Load type super-fine copper-powder copper-complementary agent, its prepn. method and use
InactiveCN1861095ASolve reunionFix stability issuesMetabolism disorderInorganic active ingredientsFowlNanoreactor
Owner:ZHEJIANG UNIV
Load type super-fine iron powder iron-complementary agent, its prepn. method and use
InactiveCN1861093ASolve reunionFix stability issuesHeavy metal active ingredientsMetabolism disorderFowlIron powder
An iron supplement used for the forage of animals and fowls and human health-care food or medicine is a porous mineral material carried superfine Fe powder. It is prepared through providing mineral material as micro reactor and reducing the Fe salt to obtain superfine Fe powder.
Owner:ZHEJIANG UNIV
Method for preparing rare earth aromatic carboxylic acids mesoporous red light material
InactiveCN101235285ALong fluorescence lifetimeHigh Luminous Quantum EfficiencyPhysical/chemical process catalystsOther chemical processesNanoreactorFluorescence
The invention belongs to the nano mesoporous material preparation technology field, in particular to the synthesis technology of rare earth aromatic carboxylic acids mesoporous red luminescent material. The invention adopts a two-step method, firstly synthesizing complex which has distinct and stable structure and bright light-emitting, then assembling to the pore passage of MCM-41 mesoporous material, thereby synthesizing red mesoporous material which has stable and high ordered chemical and thermodynamic properties. The process which is provided by the invention is simple and easy to operate, has the characteristics of controllability and quantification. And the rare earth aromatic carboxylic acids mesoporous red luminescent material has long service life and high light-emitting quantum efficiency, regular ordered microcosmic topography, which can be extensively applied on the fields of luminescent material, catalyst material, sorbent material, nano reactor and photoelectric sensor and the like.
Owner:TONGJI UNIV
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