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330results about How to "Mature production process" patented technology
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Flexible ceramic wear-resistant heat-proof dual-anticorrosive coating
InactiveCN1528844AIncreasing the thicknessReduce the probability of water seepageAnti-corrosive paintsEpoxy resin coatingsCoated surfaceSaline water
The invention is a kind of flexible ceram wearing and heat resisting heavy corrosion preventing paint, which is made up of epoxy resin and several kinds of ceram powder, rust-protection paint and firming agent, the weights of each ingredient are: (1) epoxy resin: 100; (2) additive: 50-120; (3) rust protection paint: 8-25; (4) ceram powder: 100-200; (5) compound solvent: 40-70; paint: firming agent=(35-50):1. The paint needn't base coat, it can be painted directly or brushed on the surface of metal under normal temperature, it has excellent wearing and corrosion prevention performance, impact resisting performance and flexibility, it can insulate acid, alkali, salt, saline water. The surface is smooth; it can be applied to oil pipe, oil pot, and chemical device, ship, wheel vane, pump, dust catcher, etc.
Owner:REAR SERVICE TECH EQUIP INST NAVY PLA
Liquid crystal optical grating module, two-dimensional/three-dimensional switchable display and its driving method
InactiveCN101487938AIncrease finenessEasy to driveStatic indicating devicesSteroscopic systemsGrating3d image
The invention is applicable to the field of display apparatus and provides a liquid crystal raster module, a two-dimensional / three-dimensional switchover type display apparatus and a driving method thereof; wherein, the liquid crystal raster module comprises two substrates, the electrodes on one of the two substrates are in chessboard type distribution, and the electrode areas and non-electrode areas are all alternatively arrayed in the horizontal direction and vertical direction. In the invention, 3D effect can be observed both from the horizontal direction and vertical direction when the raster is at work, the raster display state switchover is unnecessary, a combination of a segment terminal and a common terminal can be adopted, namely, the electrode lead control display apparatuses on the two substrates of the liquid crystal raster module, the driving mode is simpler, furthermore, the liquid crystal raster pixel size and the pixel interval are larger and the production process is mature, therefore, the cost is low, meanwhile the 3D image synthesis mode of the invention adopts interval dot pixel extraction, thus the subtleness of the image is high.
Owner:TIANMA MICRO ELECTRONICS CO LTD
Improved device and method for producing electrolytic manganese metal by two-ore method
InactiveCN101845562AMature production processAdvanced and reliable technologyPhotography auxillary processesProcess efficiency improvementL&D processPyrite
The invention discloses an improved device and method for producing electrolytic manganese metal by a two-ore method. The method comprises the following steps of leaching, purifying, deeply purifying and electrolyzing; and two ore raw materials for electrolyzing the manganese metal by the two-ore method are low-grade manganese oxide ores and pyrite ores respectively, wherein the low-grade manganese oxide ores are with the manganese content of 15-25%, and the pyrite ores are tailings (the pyrite ores) of the mineral dressing of non-ferrous metal ores or primary ores. The method has the advantages that a product contains C and S, has low impurity and short production flow, is used for deeply purifying a manganese sulfate solution to eliminate the influence of reductive impurities in the solution on the electrolytic process, thereby realizing the normal electrolytic production and improving the quality of products. The method especially creates ways for the development and the utilization of low-grade lean manganese oxide ores and tailings (the pyrite ores) of the mineral dressing of non-ferrous metal ore.
Owner:陈宇
Transparent broadband metamaterial absorber
InactiveCN106252897ASimple structureMature processing technologyAntennasOptical transmittanceConductive materials
The invention discloses a transparent broadband metamaterial absorber which comprises multiple periodically arranged unit structures. Each of the unit structures comprises an upper layer transparent resonant structure at the center of the unit structure, a middle layer transparent substrate, and a lower layer transparent reflection layer. The upper layer transparent resonant structure is above the middle transparent substrate, and the lower layer transparent reflection layer is under the middle layer transparent substrate. The upper layer transparent resonant structure is a symmetric figure which comprises a ring and a ring with a branch at the periphery of the ring. Both the upper layer transparent resonant structure and the lower layer transparent reflection layer are transparent conductive materials. According to the transparent broadband metamaterial absorber, the reflection rate of incident electromagnetic wave can be effectively attenuated in an X band, the transparent broadband metamaterial absorber is convenient to manufacture, the technology is mature, the light transmittance performance of the overall structure is excellent and a light transmittance rate is larger than or equal to 80% in a visible light range, and the transparent broadband metamaterial absorber has a good prospect in application.
Owner:JIANGSU SAIBO DEFENSE TECH CO LTD
Multifunctional environment protection type artificial board and method of producing the same
ActiveCN101269513AIncrease the use of functionsMeet the requirements of pursuing a healthy and quality lifeWood working apparatusDomestic articlesAntibiosisWood shavings
The invention discloses a multifunctional and environmental protective hard board composed of fibre or paring, and a preparation method thereof. In the production process of the hard board, appropriate quantity of functional material is mixed in the plant fibre or in the paring; the functional material contains tourmaline powders; wherein, proportioning by weight of the plant fibre or the plant paring and the tourmaline powder is 100:0.5 to 10; thereby the prepared hard board has manifold environmental protective functions such as anion releasing, far infrared ray emission, antibiosis, room air purifying, degradation of noxious gas (like formaldehyde, toluene nitrogen oxide, etc.), etc.
Owner:INST OF WOOD INDUDTRY CHINESE ACAD OF FORESTRY
Feed for tendering meat quality of grass carp and preparation method thereof
InactiveCN103202406AImprove digestion and absorption rateImprove efficiencyAnimal feeding stuffBiotechnologyAnimal science
Owner:福建省淡水水产研究所
Botanical pesticide solvent
InactiveCN101642093AWide variety of sourcesMature production processBiocideAnimal repellantsChemistryEmulsion
The invention relates to a botanical pesticide solvent, in particular to a pesticide solvent taking vegetable oil and co-solvent as raw materials. The invention is characterized in that the botanicalpesticide solvent contains 85% to 100% of vegetable oil and 0% to 15% of co-solvent in percentage by weight; the vegetable oil is at least one of jatropha curcas oil methyl ester and jatropha curcas oil. The co-solvent is at least one of isopropanol, glycol, N-methylpyrrolidone, N-ethyl pyrrolidone, N-octyl pyrrolidone and azone. The botanical pesticide solvent can be applied to the preparations such as emulsifiable concentrates, oil solution, oil suspension, microemulsion, aqueous emulsion and ultra-low-volume concentrate, is suitable for preparing various kinds of pesticide ingredients suchas insecticide, acaricide, bactericide, weedicide and plant growth regulator and the like. The botanical pesticide solvent of the invention has strong dissolving power, environmentally-friendly performance, wide material source and low cost, and does not drive for food with human, has good spreading permeability and drifting-resisting performance and is an ideal choice for replacing aromatic organic solvents.
Owner:SHENZHEN NOPOSION AGROCHEM
Inner lining structure for torpedo pot and aluminium carbonize silicon carbide brick and high aluminium brick used for torpedo pot
InactiveCN101058116ALifetime SynchronizationChange the phenomenon of less frequent useMelt-holding vesselsBrickCoesite
The invention relates to a torpedo pot liner structure and torpedo pot used aluminum carbonized silicon carbon brick, high aluminum brick. Bottom of the torpedo pot impact part uses nonburning aluminum carbonized silicon carbon brick, most of the rest using burnt stripping resistant high aluminum brick. Material for the aluminum carbonized silicon carbon brick comprises the alumina, electro-melting corundum, carbofrax, carbite, sintered corundum, aluminum, silicon, astringent, and so on, and the high aluminum brick comprises alumina, electro-melting corundum, carbofrax, silicon, silicon powder, bindeton and paper waste liquid. It is reasonable in formulation, mature in production process, with forming no need of high temperature baking with lower production cost. Using these two kinds of bricks, using durability of the overall torpedo can basically reach synchronic feature, application over 1700 times, with good effect and significant economical benefit.
Owner:GONGYI WINNA SCI & TECH DEV
Process for producing high-viscosity chips by applying solid-phase viscosifying technology
ActiveCN102060992AIncrease risk resistanceMature production processChemical industryNylon 6Process engineering
The invention relates to a process for producing high-viscosity chips by applying a solid-phase viscosifying technology, comprising the following steps of: obtaining extracted nylon 6 chips according to a conventional production process of spinning nylon 6 chips, and introducing into a drying tower; leading the chips to flow in the drying tower from top to bottom in a plunger-type mode and fully contact with nitrogen gas, wherein the hot nitrogen gas for drying is introduced into the drying tower from the bottom and the middle of the tower in a two-current mode; keeping the chips stay in the drying tower for about 24 hours; and delivering the dried chips to a chip cooling bin after the flow is controlled by a metering delivering valve, and delivering the chips to a finished product bin through a gas-flow conveying device after the chips are cooled to reach a qualified temperature under the circulation cooling of cold nitrogen gas flow.
Owner:BEIJING SANLIAN HOPE TEXTILE & CHEM TECH
Temperature gradient energy storage heat exchanger
PendingCN108413796AImprove heat transfer efficiencyCompact structureHeat storage plantsSmall footprintEngineering
The invention discloses a temperature gradient energy storage heat exchanger. The temperature gradient energy storage heat exchanger comprises a front clamping plate, a rear clamping plate and at least two sets of plates overlapped between the front clamping plate and the rear clamping plate to form fluid channels in a sealed mode in sequence. The four corners of the front clamping plate, the fourcorners of the rear clamping plate and the four corners of the plates are provided with circular fluid through holes correspondingly. The spaces inside the at least sets of the plates are filled withthe same phase change materials. The phase change temperatures of the phase change materials in the different sets of the plates decrease progressively in the fluid flowing direction. The temperaturegradient energy storage heat exchanger gives full play to the advantages of a plate heat exchanger such as high heat transfer coefficient, small occupied space, light weight and convenient manufacturing and achieves the purpose of improving the energy utilization efficiency through combination with the phase change materials with the characteristics of large heat storage capacity, environmental protection and selection diversity. The operational suitability is improved through independent cold and hot fluid channels. The temperature gradient energy storage heat exchanger has the advantages ofbeing large in energy storage density, convenient to operate and high in adaptability and can be applied to the fields of solar thermal collectors, heat pump heat collectors and industrial waste heatrecovery.
Owner:SOUTH CHINA UNIV OF TECH
Technology for producing potassium chloride from carnallite
The invention discloses a technology for producing potassium chloride from carnallite. The technology comprises the following steps: determining a critical particle diameter of particles with the mostaverage content of the potassium chloride and selecting a standard screen mesh for sieving carnallite particles; sieving the carnallite particles into a primary oversize material and a primary undersize material by utilizing the standard screen mesh; adding a water amount for completely dissolving magnesium chloride into the primary oversize material to obtain a primary dissolving solution and primary mixed slurry; sieving the primary mixed slurry into a secondary oversize material and a secondary undersize material by utilizing the standard screen mesh; carrying out reverse flotation to obtain low-sodium carnallite and tail salt foam; adding the water amount for completely dissolving the magnesium chloride into the low-sodium carnallite to obtain a secondary dissolving solution and secondary mixed slurry; carrying out solid-liquid separation on the secondary undersize material and the secondary mixed slurry to obtain a crude potassium product; washing an obtained potassium chloride crude product to obtain a qualified potassium chloride finished product. The technology disclosed by the invention has the advantages of simplicity in operation, less investment, low energy consumptionand high yield and the quality of the prepared potassium chloride finished product is good.
Owner:ЦИНХАЙ СОЛТ ЛЕЙК ИНДАСТРИ ГРУП КО ЛТД
One-dimensional antimony sulfide-carbon composite material and preparation method and application thereof
ActiveCN106410152AInhibition of volume expansionImprove stabilityMaterial nanotechnologyCell electrodesCarbon compositesNanowire
The invention discloses a one-dimensional antimony sulfide-carbon composite material and a preparation method thereof. The one-dimensional Sb2S3 / C nanowire composite material prepared according to the method is uniform in structure, and antimony sulfide particles are regular and are uniformly distributed inside and on surfaces of the carbon nanowires. The preparation method has advantages of simplicity and easiness in acquisition of raw materials, low cost, simplicity in synthesis process and environment friendliness. When the composite material serves as a lithium ion battery cathode material, high cycling stability, high specific capacity and effectiveness in inhibition of alloying volume expansion in a cycling process are realized, and capacity of 551mAh'g<-1> is achieved after 150 cycles at 100mA'g<-1>.
Owner:HUAZHONG UNIV OF SCI & TECH
Novel method for preparing indissoluble medicaments liposome preparations
ActiveCN101244039AImprove solubilityAvoid side effectsOrganic active ingredientsPharmaceutical non-active ingredientsMedicineDrug
The invention provides a new method for preparing an insoluble medicine lipidosome preparation, which is characterized in that the medicine can be carried on the dimolecular membrane via distributing and reducing grain diameter steps; and the preparation method is easy. The preparation method has the advantage of easily realizing the industrial production of the fat-soluble medicine lipidosome in virtue of the quite mature industrial production of the blank lipidsome at present.
Owner:HAINAN SIMCERE PHARMA CO LTD
Method for extracting and separating vanadium from chromium by using three-phase system
InactiveCN102534266AHigh separation factorEfficient separationProcess efficiency improvementPolymer dissolutionSeparation coefficient
The invention relates to a method for extracting and separating vanadium from chromium by using liquid-liquid-liquid three-phase system, which comprises the following steps of: adding phase forming salt and a polymer in vanadium and chromium solution and forming an aqueous two-phase system after the phase forming salt and the polymer are dissolved; and then adding an organic phase in the formed aqueous two-phase system, vibrating and carrying out phase separation to obtain the three-phase system. Compared with the prior art, the method has the advantages that: (1) the separation coefficient of vanadium from chromium is large, so that the effective separation of vanadium from chromium can be realized in one step; (2) the utilization rate of vanadium and chromium is high, so that the resource waste is effectively reduced; (3) the method is good in physical phenomenon, short in process flow, simple and convenient in operation, low in cost, less in energy consumption and good in control, and as long as the effective separation of vanadium from the chromium can be realized, the production process for further recovering vanadium and chromium is mature.
Owner:INST OF PROCESS ENG CHINESE ACAD OF SCI
Sky train traffic system based on embedded tracks
ActiveCN106864465AReduce energy consumptionImprove performanceElevated railway with suspended vehicleCarrying capacitySky
The invention discloses a sky train traffic system based on embedded tracks. The sky train traffic system comprises a sky train track system and a sky train vehicle system. The sky train track system comprises a sky train track beam and track beam stand columns for supporting the sky train track beam. The sky train vehicle system travels on the sky train track beam. An embedded track system is laid in the sky train track beam. According to the sky train traffic system based on the embedded tracks, the defects that rubber wheels of a traditional sky train are abraded heavily, and energy consumption is high are overcome, the vehicle carrying capacity is improved, the structure principle is simple, the production technology is mature, and the sky train traffic system is suitable for urban mass transit; by means of the sky train traffic system, not only can wheel abrasion and vehicle operation energy consumption be reduced, but also the operation comfort can be improved, and the curve negotiation and linear operation performance are improved significantly; and the sky train traffic system is novel, low in energy consumption, abrasion and cost and high in performance.
Owner:CHENGDU XINZHU ROAD & BRIDGE MASCH CO LTD
Anticorrosive polyaniline/silicon carbide/graphene composite coating and preparation method thereof
InactiveCN105482645AGood dispersionEffective embeddingAnti-corrosive paintsEpoxy resin coatingsEpoxySolvent
The invention discloses an anticorrosive polyaniline / silicon carbide / graphene composite coating and a preparation method thereof. Polyaniline and silicon carbide nanoparticles are composited through on-site polymerization firstly, then a polyaniline / silicon carbide material is coated with graphene oxide through electrostatic self-assembly, and a polyaniline / silicon carbide / graphene composite material is obtained through hydrazine hydrate reduction. Then the polyaniline / silicon carbide / graphene composite material is added to a solvent containing epoxy resin, a curing agent, a plasticizer and an antifoaming agent are added, and the anticorrosive polyaniline / silicon carbide / graphene composite coating is obtained finally. The adopted polyaniline and graphene have good electrical conductivity and can have an anticorrosive effect; silicon carbide is high in hardness and thermal stability and used for enhancing the coating performance. The prepared coating has excellent anticorrosive performance, the production process is mature and simple to operate, no complex equipment is required, and large-scale industrial production is facilitated.
Owner:WUHAN INSTITUTE OF TECHNOLOGY
Method for separating and recovering vanadium and chrome from vanadium and chrome-containing waste
InactiveCN101538652BLess investmentMature production processProcess efficiency improvementDesorptionIon exchange
Owner:杨秋良 +1
Meat quality improver for grass carps and preparation method for meat quality improver
The invention discloses a meat quality improver for grass carps and a preparation method for the meat quality improver. The meat quality improver is prepared from the following raw materials in part by weight: 5 to 10 parts of astragalus, 5 to 10 parts of Codonopsis pilosula, 10 to 15 parts of eucommia bark, 5 to 10 parts of lycopene, 1 to 5 parts of plumepoppy extract, 8 to 15 parts of phytase, 1 to 3 parts of cysteamine, 20 to 40 parts of lactosucrose and 20 to 40 parts of montmorillonite. The invention has the advantages that: active ingredients for improving the meat quality of freshwater fishes are scientifically matched; and the meat quality improver can remarkably improve the growth of cultured fishes and reduce the fat content of the fishes, and also improves the elasticity of muscle, chewiness, hardness and cohesion so as to ensure that the meat is fresh and delicious.
Owner:CHANGSHA UNIVERSITY
Touch screen and manufacturing method thereof and touch display device
InactiveCN104932750ARealize the anti-reflection functionReduce the impact of display effectsInput/output processes for data processingDisplay devicePolymer thin films
The invention provides a touch screen and a manufacturing method thereof and a touch display device. The touch screen orderly comprises a polarizing film for polarizing incident light, and transmitting the component vertical to the touch screen; a lambda / 4 wave plate for enabling the incident light to product phase delay of lambda / 4; a polymer film; and a touch sensor. The light path of the ambient light can be changed through the adoption of the polarizing film and the lambda / 4 film, the influence of the ambient light to the display effect of a display module is reduced; the contrast ratio is improved, the human eye viewing effect is improved, and the anti-reflection function of the touch screen is realized.
Owner:BOE TECH GRP CO LTD +1
Hydrogen hybrid electric vehicle
ActiveCN102431434AImprove combustion efficiencyGet rid of dependenceHybrid vehiclesHydrogenElectric vehicleMethanol
The invention relates to a hydrogen hybrid electric vehicle, which adopts hydrogen as fuel and belongs to the field of automobiles. The hydrogen hybrid electric vehicle is characterized in that an alcohol pyrolysis hydrogen generator is serially connected onto an exhaust pipeline of a hydrogen engine, alcohol is catalyzed and pyrolyzed to generate hydrogen in the vehicle by the aid of exhaust waste heat (a supplementary heat source for realizing cold state temperature rise and keeping constant temperature of a reaction bed of the alcohol pyrolysis hydrogen generator adopts an electric heating mode), and generated hydrogen is transferred as the fuel of the engine so as to drive the vehicle to run and drive the engine to generate power and supply power for users. An ultra-low emission or zero emission level can be achieved when the hydrogen is combined with the engine to drive the vehicle. Alcohol can be made of various raw materials, including sugarcanes, corns, broomcorn, cassavas and the like which are reproducible resources and are inexhaustible. The alcohol as a raw material for generating the hydrogen can be water-contained methanol or ethanol of 50 degrees to 65 degrees, manufacturing process is simple, and cost is low. In addition, the liquid alcohol is also quite safe and convenient in storage, transport and network supply.
Owner:KUNMING NEW ENERGY DEV
Modern arch type bamboo bridge and construction method thereof
InactiveCN104594175AImprove power transmissionImprove mechanical performanceBridge erection/assemblyArch-type bridgeDuctilityStructural element
The invention discloses a modern arch type bamboo bridge. The modern arch type bamboo bridge is characterized by comprising bamboo arch ribs, bamboo beams, diagonal bracings, bamboo panels and steel shoes, wherein the bamboo arch ribs, the bamboo beams, the diagonal bracings and the bamboo panels are made of reconsolidated bamboo materials; the steel shoes are made of steel materials. The invention further discloses a construction method of the modern arch type bamboo bridge. The construction method of the modern arch type bamboo bridge is characterized in that the bamboo arch ribs, the bamboo beams, the diagonal bracings, the bamboo panels and the steel shoes are prefabricated, installation of the steel shoes and a bridge abutment skewback is finished, then installation of the bamboo arch ribs and the steel shoes is finished, the bridge abutment skewback is poured, and finally the bamboo beams, the diagonal bracings and the bamboo panels are installed. The construction method of the modern arch type bamboo bridge has the advantages that the manufacturing process is simple, the cost is low, factorization and standardization of structural components are good, the assembly degree is high, the building time is short, the structural intensity is high, rigidity is large, ductility is good, and the seismic performance is good, and the obtained arch type bamboo bridge has the effects of being environmentally friendly and low in carbon.
Owner:CHONGQING JIAOTONG UNIVERSITY
High-temperature brazing filler metal preparing method based on foamed silver filled with metal tin
InactiveCN106216873AImprove mechanical propertiesImprove plasticityWelding/cutting media/materialsSoldering mediaMetal sheetLiquid metal
The invention provides a high-temperature brazing filler metal preparing method based on foamed silver filled with metal tin. High-temperature brazing filler metal is a metal sheet formed by the foamed silver with micro and nanoscale pores filled with the metal tin, the foamed silver is filled with liquid metal tin through the capillary action, and preparing of the brazing filler metal is achieved. When the brazing filler metal is used for welding, a finally-formed welding line is composed of an intermetallic compound and remaining foamed silver, low-temperature welding can be achieved, an obtained welding point can be subject to high-temperature service, welding point reliability and welding line stability are greatly improved, and the method can be widely applied to various high-temperature welding fields.
Owner:HARBIN INST OF TECH SHENZHEN GRADUATE SCHOOL
Internet of Things tower deformation monitoring device integrating Beidou and inertial sensor
ActiveCN111336981AStrong anti-occlusion abilityImprove service accuracyHeight/levelling measurementIncline measurementThe InternetEngineering
The invention provides an Internet of Things tower deformation monitoring device integrating Beidou and an inertial sensor. The device comprises Beidou satellite monitoring point equipment, an Internet of Things sensing monitoring device, a spatial data preprocessing platform, an NB-IoT communication module, a solar cell, a power management module, an input and output panel and a background data monitoring platform. The Beidou satellite monitoring point equipment and the Internet of Things sensing monitoring device are fixed on a monitored pole body, are connected with the spatial data preprocessing platform through the NB-IoT communication module, and are used for automatically measuring tower health states such as tower footing settlement, tower inclination angle and structural wind loadanalysis. The device is good in performance, small in size and low in power consumption, solar energy can be used for supplying power, and unattended long-term automatic monitoring is achieved to themaximum extent in combination with the low-power-consumption monitoring device and the Internet of Things equipment.
Owner:CHINA INFOMRAITON CONSULTING & DESIGNING INST CO LTD +1
Ultrafine crystal grain semi-trailer axle tube material and processing method of axle tube
InactiveCN101892441AGuaranteed surface hardnessGuaranteed ultra-fine grainRoll mill control devicesMetal rolling arrangementsChemical compositionHardness
The invention discloses an ultrafine crystal grain semi-trailer axle tube material and a processing method of an axle tube. The ultrafine crystal grain semi-trailer axle tube comprises the chemical components by weight percent: 0.23-0.28% of C, 0.15-0.30% of Si, 1.30-1.45% of Mn, less than or equal to 0.03% of P, less than or equal to 0.035% of S, less than or equal to 0.01% of Al, less than or equal to 0.25% of Cu, less than or equal to 0.25% of Ni, less than or equal to 0.25% of Cr, less than or equal to 0.15% of Mo and balance Fe and impurities. By adopting residual heat outer wall atomization and residual heat inner wall tempering technique, the invention guarantees the surface hardness of a steel tube, ensures crystal grains to be ultrafine and the impact toughness to be more superior, greatly improves the strength, guarantees the anti-fatigue property of the ultrafine crystal grain semi-trailer axle tube, greatly prolongs the service life and increases the safety factor.
Owner:ANHUI TIANDA OIL PIPE
Microwave sterilization method and device
InactiveCN101507823AAdjustable powerMature production processFood preservationLavatory sanitoryMicrowave sterilizationEnergy consumption
The invention provides a method and a device for microwave sterilization. Problems of heating and sterilizing materials often happen in the prior food, pharmacy, agricultural byproduct processing, brewing, solid-state fermentation, chemical engineering and other fields. When various foods, fermentation materials and water-containing solid materials are treated with microwave, the temperature of the materials reaches more than 120 DEG C through pressurization to kill bacterial spores and thoroughly sterilize the materials. By adopting a method of pressing heated under-pressure aseptic air into a microwave device, the water-containing materials can be sterilized through microwave heating. Compared with the prior steam heating sterilization, the method can obviously shorten sterilization time and cause no environmental pollution, and has the advantages of simple device, low energy consumption, easy operation and automation-realizing easiness.
Owner:XINJIANG UNIVERSITY
2-butylene-1,4-diol synthesis method
InactiveCN1966480AMature production processRaw materials are easy to getPreparation by hydrogenationFuranSynthesis methods
The invention relates to a synthesis method for 2-butene-1, 4-diol through selective hydrogenation of 2-butyne-1, 4-diol. The method includes placing butynediol aqueous solution and lead poisoned catalyst of Pd-C in an autoclave, replacing air with nitrogen and then replacing nitrogen with hydrogen, heating to 35 ~ 45degreeC with stirring, increasing pressure and maintaining under 0.6-1.7 MPa, reacting for 60 ~ 390 min, stopping stirring and providing hydrogen, cooling rapidly and venting, replacing unreacted hydrogen with nitrogen , and obtaining the final product for sampling analysis after filtering to remove catalyst. The quality content of catalyst is 5 wt.% Pd-C, which is poisoned by 1 -3 wt.% lead poisoning catalyst. The amount of the catalyst is 0.33 ~ 0.99 wt.% of the total reaction products. The products of this invention is a multifunctional compound, which can be formed oxygenated heterocycle after closing loop and used as the intermediates for vitamin B6 and furan ring-containing drug. Therefore, butynediol production has good market prospects.
Owner:上海中远化工有限公司
Method for preparing polymerized ferrotitanium water purifying agent by adopting waste metatitanic acid
InactiveCN104140146AFulfil requirementsMeet the needs of useIron compoundsTitanium compoundsLiquid productPollution
The invention provides a method for preparing a polymerized ferrotitanium water purifying agent by adopting waste metatitanic acid and belonging to the technical field of water treatment, wherein waste metatitanic acid, sulphuric acid, sodium hydroxide and additives are taken as raw materials. The method for preparing the polymerized ferrotitanium water purifying agent by adopting waste metatitanic acid comprises the following steps: adding sulphuric acid into paste of waste metatitanic acid, controlling temperature to be 90-100 DEG C, filtering, adding sodium hydroxide into filtrate, adjusting pH to be 0.5-2.5 for obtaining an adjusting solution, carrying out polymerization for 0.1-0.5 hour at room temperature or under heating condition, adding the additives, standing and curing for 5-24 hours at room temperature to obtain a polymerized ferrotitanium water purifying agent liquid product, and solidifying for obtaining a polymerized ferrotitanium water purifying agent solid product. The method for preparing the polymerized ferrotitanium water purifying agent by adopting waste metatitanic acid has the advantages that waste metatitanic acid with high titanium content is utilized for preparing a high-efficiency water treatment reagent with good pollution cleaning and decolorizing performances, the polymerized ferrotitanium water purifying agent can be widely applied to the fields of municipal sewage and industrial wastewater and is especially applicable to removal of pollutants such as sewage chromaticity, organic matters and heavy metals, a preparation technology is simple, and preparation equipment is simple and low in cost.
Owner:UNIV OF JINAN
Hangover-alleviating and liver-protecting composition containing rice bran fatty alkanol and preparation method
InactiveCN109222089AReduce direct stimulationDamage reliefYeast food ingredientsConfectioneryYeastAlcohol
The invention provides a hangover-alleviating and liver-protecting composition containing rice bran fatty alkanol and a preparation method. The hangover-alleviating and liver-protecting composition comprises the following components: rice bran fatty alkanol and other active components according to a ratio of 1:1 to 1:100, wherein the other active components comprise the following materials in percentage by weight: 30 to 100% of semen hoveniae powder, 0 to 70% of yeast powder, and 0 to 70% of lactobacillus rhamnosus. The hangover-alleviating and liver-protecting composition has the advantages that the rice bran fatty alkanol is compounded with other active components, so that the better hangover-alleviating and liver-protecting effects are realized; the direct stimulation of alcohol to thedigestive tract after drinking is fully alleviated, and the metabolism of the alcohol is accelerated to relieve the damage to the organs and systems of human body by the product of alcohol in the metabolism process of the human body; the hangover-alleviating and liver-protecting composition is prepared into the tableted candy, the processing is convenient, the cost is economic, the marketing is easy, the convenience in use is realized for a consumer, the willing of a consumer is high, and the market application prospect is very broad.
Owner:上海梵怡生物科技有限公司
Vacuum self-adsorptive heat insulation and noise reduction reinforced plastic flat plate
InactiveCN101967948ALow costImprove energy efficiency ratioFireproof doorsNoise reduction constructionFlat glassEngineering
The invention provides a vacuum self-adsorptive heat insulation and noise reduction reinforced plastic flat plate. One surface of the plastic flat plate is a flat and smooth plane, while the other surface is provided with a plurality of regularly-formed blind holes and coated with a heat reflection metal film; small grooves between the bottoms of adjacent blind holes are communicated with one another; the communicated blind holes can be vacuumized; the plastic flat plate can firmly adsorb on the surface of a smooth and flat glass plate or metal plate under the action of negative pressure; and the conduction of heat and sound waves are blocked effectively by the properties of the material of the plastic flat plate, the heat reflection metal coated film on the surface and the internal vacuum condition. The plastic flat plate has a simple structure, is easy and convenient to install, allows the ordinary person to modify the conventional household doors and windows by using the ordinary tools, saves energy, protects the environment and improves living environment.
Owner:陈若
Preparation method of nitrogen-doped hollow porous carbon
InactiveCN106672935ALow priceEliminate hazardsCarbon preparation/purificationPorous carbonSupercapacitor
The invention relates to a preparation method of nitrogen-doped porous carbon. The preparation method specifically comprises the following steps of firstly, preparing a manganese dioxide precursor, preparing a mixing solution containing a certain ratio of aniline and pyrrole monomers, dispersing a manganese dioxide powder into the mixing solution, cooling the dispersing liquid to the temperature below 10 DEG C, adding an acid solution into the dispersing liquid, reacting for a period of time at low temperature, and separating, so as to obtain a product; finally, carbonizing at high temperature under the protection atmosphere, so as to obtain the nitrogen-doped hollow porous carbon material. The preparation method has the characteristics that the synthesis technology is simple, the safe, green and pollution-free effects are realized in the synthesis process, the byproducts can be recycled, the preparation method is suitable for industrial production, and the like; the property of the nitrogen-doped porous carbon is excellent, the specific surface area is higher, and the nitrogen-doped porous carbon can be widely applied to the fields of energy storage, catalysis, adsorption, such as supercapacitors.
Owner:NORTHWESTERN POLYTECHNICAL UNIV
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