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52results about How to "Won't evaporate" patented technology

Solidified essence and flavoring agent for cigarette and its preparing process

The invention discloses a smoke solid essence and preparing method, which comprises the following steps: (1) adopting essence extract or essential oil as raw material; preparing essence or essence particle through spraying drying method; (2) condensing essence extract into grease or essential oil; adding 1-3 times 95% alcohol and fitful beta-cyclodextrin; stirring at constant temperature for 1-12h; drying to produce essence and essential particle; (3) selecting gelatin and acacia as wall material; adopting essence extract and essential oil as core material to prepare micro-capsule solid perfume or essence.
Owner:YUNNAN REASCEND TOBACCO TECH GRP

Preparation method of high-purity sulforaphen

The invention discloses a preparation method of high-purity sulforaphen. The preparation method comprises the steps of crushing broccoli seeds or broccoli bulbs, and performing enzymolysis, high-pressure homogenization, filtration, ionic liquid extraction and the like to obtain the high-purity sulforaphen. The method disclosed by the invention is simple in steps and easy in operation; the content of sulfuric myrosinase is increased by adding carrot juice, the activity of myrosinase is significantly improved under VC (vitamin) catalysis, and the conversion rate of the sulforaphen is improved; the extraction rate of the sulforaphen is improved and the extraction time is shortened by high-pressure homogenization extraction; the extraction efficiency is improved by ionic liquid extraction; and the method is economic and environment-friendly, the final purity of the sulforaphen is more than 95%, the whole process time is not more than 4 hours, the production efficiency is improved, and the whole extraction process does not need other organic solvents, so the method is pollution-free, realizes low-temperature operation and belongs to a typical environment-friendly process.
Owner:安徽中鸣科技有限公司

Preparation method of polymer-added composite cathode and application of composite cathode in solid-state battery

The invention discloses a preparation method of a polymer-added composite cathode and application of the composite cathode in a solid-state battery. The composite cathode is characterized by comprising a composite cathode pole piece and a solid-state electrolyte material, wherein the composite cathode pole piece is prepared from a cathode active material, an additive, a conductive agent and a binder; the solid-state electrolyte material is prepared from a high-molecular polymer with a long chain segment, lithium salt conducting a coordination reaction with the high-molecular polymer, and a fast ion conductor. The invention also discloses a preparation method of the polymer-added composite cathode applied to a solid-state lithium battery. The preparation method is characterized by comprising the following steps: preparing a cathode pole piece, preparing a solid-state electrolyte membrane. The preparation method disclosed by the invention has the following advantages: the arrangement regularity of polyoxyethylene molecular chains is damaged by the effect among the molecular chains of several polymers, the glass-transition temperature is lowered, the crystal formation is inhibited, and the ionic conductance is enhanced.
Owner:QINGTAO KUNSHAN ENERGY DEV CO LTD +1

Supercritical fluid extracting device

The invention relates to the field of extracting, and specifically relates to a supercritical fluid extracting device. The device comprises a fixing frame, a storing mechanism, a barrel body, a driving mechanism, a mixing mechanism, a filtering mechanism, an extracting mechanism and a feeding port, wherein the mixing mechanism is mounted in the barrel body and comprises injecting heads, an air pipe, a rubber rod, a funnel and a compressing plate; the inner sidewall of the barrel body is fixedly connected to the funnel; the top surface of the funnel is connected to the compressing plate throughthe elastic rubber rod; the top surface of the compressing plate is propped against the driving mechanism; the bottom end of the funnel is equipped with the air pipe; the injecting heads which are distributed at equal intervals are arranged on the sidewall of the air pipe; and the filtering mechanism is in thread connection with the bottom end of the barrel body. According to the device, air in the barrel body is compressed and blown into the materials and the supercritical fluid, so that the dissolving rate of the materials in the supercritical fluid is increased, and moreover, the temperature of the supercritical fluid does not increase.
Owner:南通睿智超临界科技发展有限公司

Method for trivalent chromium electroplating of non-micro-crack crystalline chromium and chromium alloy coating in ionic liquid

The invention discloses a method for trivalent chromium electroplating of a non-micro-crack crystalline chromium and chromium alloy coating in a 1-butyl-3-methyl imidazole hydrosulfate ([BMIM]HSO4) ionic liquid system, relating to a surface engineering and surface treatment technology. The method comprises the configuration of a novel ionic liquid plating solution, an electroplating technological process and the like. The current efficiency of the electroplating chromium and chromium alloy coating of a plating solution system can reach more than 95%, and is 45% higher than that of a conventional aqueous solution system; moreover, the defects that the plating solution of a normal aqueous solution system is poor in stability, easy in combustion, short in service life and high in toxicity and volatility, and an additive brightening agent and a stabilizing agent are easy to be out of operation can be overcome by using the method. The prepared non-micro-crack crystalline chromium and chromium alloy coating disclosed by the invention is compact and smooth in surface, has a strong combining capacity with a substrate, is excellent in corrosion resistance and high in hardness, is suitable for the demands on corrosion prevention, decoration and the like of the surfaces of metals and alloys, is easy in operation, and has the characteristics of economic practicality and low toxicity.
Owner:HUNAN UNIV OF TECH

Process for firing Ru porcelain having thread structure through nine-step method

The invention relates to a process for firing a Ru porcelain having a thread structure through a nine-step method. The process comprises the following steps: shaping raw materials, producing a thread structure, and performing in-kiln biscuit firing to obtain a green body; and glazing the green body, and performing in-kiln glaze firing to obtain the finished product, wherein the content of aluminum oxide in the raw materials is 22-30%; the water content of the raw materials is 9.5-10.5%; and the glazing concentration of the green body is 60-64 Baume degrees. The in-kiln glaze firing is divided into the nine steps in the specification; and by strictly firing according to temperature and time parameters in each step, the shrinkage ratio of the fired porcelain is controllable, and the finished product is unified in rim thread specification and high in precision.
Owner:汝州市荣华汝瓷开发有限公司

Quantitative fertilizer applying device for agricultural planting

The invention discloses a quantitative fertilizer applying device for agricultural planting, and belongs to the technical field of agricultural equipment. The device includes a case body, a rotating chamber, a material storage chamber and a pushing chamber; the rotating chamber, the material storage chamber and the pushing chamber are located inside the case body; the sidewall of the rotating chamber is provided with a first motor; the output end of the first motor is connected to a first rotating shaft; the end, away from the first motor, of the first rotating shaft is connected to a rotatingcylinder; the rotating cylinder is connected to soil digging plates; the first rotating shaft is connected to a transmission mechanism; and the bottom of the material storage chamber is provided witha beveled funnel. Through the mutual cooperation of the soil digging plates and a rotating disc, fertilizer can fall into small dug ditches; and through the mutual cooperation of a cam and a soil filling plate, the fertilizer can be buried while being finely sowed, so that the fertilizer can be avoided from being directly irradiated in air, the fertilizer cannot be evaporated and lost, and therefore, pollution to environment cannot be caused while the fertilizer is fully absorbed by crops.
Owner:李姗姗

Method for preparing Al2O3 thin film and Cr2O3 thin film by controlling oxygen pressure through powder stack

The invention belongs to the surface coating coating technology, and particularly relates to a method for preparing an Al2O3 thin film and a Cr2O3 thin film by controlling oxygen pressure through a powder stack. According to the method, the new powder stack Fe-FeO is used for controlling the oxygen pressure, the Al2O3 thin film and the Cr2O3 thin film are prepared under the low oxygen pressure through few adding elements, the oxygen pressure is adjusted so that pure Al2O3 or Cr2O3 or a mixture of Al2O3 and Cr2O3 can be obtained, and the content is far smaller than the content of Al and Cr needing to be added for preparing of the Al2O3 thin film and the Cr2O3 thin film in air. Compared with the manner of controlling the oxygen pressure by introducing gas, the method is safer and more saving. Components of the powder stack cannot evaporate and are evaporated on the alloy surface to generate phase changes with a matrix.
Owner:CHANGZHOU UNIV

Steam chamber cloth feeding port dripping-proof device

The invention discloses a drop-proof device which can effectively prevent condensed water drop or working solution drop from dropping on a steamer fabric entering opening on the fabric, comprising a drop-proof plate arranged on the fabric entering opening, wherein, the width of the drop-proof plate is no less than that of the fabric. The drop-proof device is characterized in that the inner side edge of the drop-proof plate is passed through an upper lateral plate of the sealing cavity plate of the fabric entering opening and the sealing surface of a roller surface between a fabric entering and guiding roller and the upper lateral plate inside the steamer body. The drop-proof device with the structure is mainly applied to the steamer which has the fabric entering opening provided with a sealing device.
Owner:JIANGSU JIANGHAI MASCH CO LTD

Infrared light tube or bulb with double-color coating

The invention discloses an infrared light tube or bulb with a double-color coating, which comprises an infrared light tube or bulb (1), wherein a filament (4) is arranged in the infrared light tube or bulb (1); the outer surface of the infrared light tube or bulb (1) is coated with a gold-plated layer (2); the surface of the gold-plated layer (2) is coated with a whitewashed layer (3); the whitewashed layer (3) is coated on the gold-plated layer (2); and the area of the whitewashed layer (3) is larger than that of the gold-plated layer (2). In the infrared light tube or bulb with the double-color coating provided by the invention, a gold-plated coating and a whitewashed coating can be realized on a high-power infrared lamp, so that high reflectivity of gold plating and high temperature resistance advantage of whitewashing are achieved, the reflecting utilization ratio of the high-power infrared lamp is increased greatly, and the energy-saving effect and high efficiency of the high-power infrared lamp are realized simultaneously.
Owner:王兆进

Solvent for polymerization and method for preparing polymer using the same

InactiveCN101010345AReduce manufacturing costWith variable viscosity valuesSolventChemistry
Disclosed are a solvent for polymerization and a method for preparing polymers using the same. The solvent is less harmful to the human body, causes a resultant polymer to be present always in a liquid phase, and is not evaporated during polymerization and thus is present in a polymer in such a manner that the whole polymer may serve as active component, resulting in reduction of the polymer production cost.
Owner:SUNG RIM CLOVER +1

Preparation method and brazing method of aluminum alloy brazing composite board capable of being subjected to aging strengthening

The invention relates to a preparation method and brazing method of an aluminum alloy brazing composite board capable of being subjected to aging strengthening. The preparation method comprises the following steps of sequentially overlapping and pre-preparing a first aluminum alloy plate, a second aluminum alloy plate, a third aluminum alloy plate and a fourth aluminum alloy plate, heating a pre-prepared composite board blank to 490-520 DEG C; keeping the temperature for 2 to 4 hours to obtain a rough blank with the thickness of 30 to 35mm; continuously rolling the hot rough blank on a (1 + 4)hot continuous rolling mill at a time to obtain a hot-rolled coil with the thickness of 3-5mm; carrying out cold rolling on the hot-rolled coil to obtain a cold-rolled coil with the thickness of 1-2mm; and completely annealing the cold-rolled coil in an O state to obtain an aluminum alloy brazing composite plate finished product, and after brazing, carrying out quenching and low-temperature agingstrengthening so that the overall post-welding strength of the material can be obviously improved. According to the preparation method, the strength of the aluminum alloy brazing composite plate obtained through the method after brazing is greatly improved, even compounding is achieved, the material performance after compounding is even and consistent, meanwhile, the material machining process issimplified by reducing the thickness of a hot-rolled blank, and the batch production efficiency is improved.
Owner:湖南中创空天新材料股份有限公司

3D printing method for preparing metal artificial bone on basis of slurry direct writing

The invention relates to a 3D printing method for preparing a metal artificial bone on the basis of slurry direct writing, and belongs to a metal 3D printing method in the field of additive manufacturing. Printing metal powder, pore-forming agent manganese powder and a binding agent are evenly mixed and then extruded into lines through a pneumatic printing spray head, a solvent in the binding agent volatilizes, and a three-dimensional structure with a complex shape is formed along with movement of a three-dimensional motion platform. In the later sintering process, the polymer in the binder is pyrolyzed at the temperature of about 300 DEG C, the metal material for preparing the artificial bone is fused together in the environment with the temperature higher than 1000 DEG C, the manganese powder is evaporated under the high-vacuum condition with the temperature lower than 1000 DEG C, and micro-pores are formed in the lines. Structural pores between the micro-pores and the lines are independent, the micro-pores can be adjusted while the structural porosity is kept unchanged, then the mechanical performance of the artificial bone scaffold is adjusted, and the structural porosity and the mechanical performance of the artificial bone scaffold can be kept consistent with an original skeleton of a human body at the same time.
Owner:吉林大学重庆研究院

Electrolyte for accumulator without maintenance

The invention relates to an accumulator non-maintenance electrolyte which belongs to field of lead-acid accumulator. The accumulator non-maintenance electrolyte comprises by volume percent: 0.1-0.3 of magnesium carbonate, 3-5 of rosin powder, 0.2-0.3 of humic acid, 0.3-0.4 of potassium permanganate, 2-3 of protanetrione, and the balance of dilute sulfuric acid with specific gravity of 1.27. Advantages of the accumulator non-maintenance electrolyte are that: generation of sulfated pole plate and abscission of pole plate active material are avoided, transition of complex particles are generated, evacuation is magnified, liquid surface tension and adhesive force is increased, reaction speed of ions is quickened, terminal voltage and starting current of accumulator are increased, the electrolyte is not easy to ice in winter and volatilize in summer, quality and purity of electrolyte are greatly increased.
Owner:高日升

Rotary fire head device for sealing quartz glass tubular device and method thereof

ActiveCN111533437ADimensions are easy to controlLittle impact on surrounding facilitiesGlass reforming apparatusTube/lamp vessels closingStructural engineeringMechanical engineering
The invention discloses a rotary fire head device for sealing a quartz glass tubular device and a method thereof. The rotary fire head device comprises a mounting base, a rotary driving device, a firehead body, a rotary fire head core and an air inlet structure, the rotary driving device can output a rotary driving force, the fire head body is fixed on the mounting base and is provided with a cylindrical inner cavity along the axis, the fire head core is coaxially arranged in the cylindrical inner cavity of the fire head body and can rotate around the axis of the fire head core in the cylindrical inner cavity, one end of the fire head core is connected with a power output end of the rotary driving device, and the other end is provided with a burner of the air inlet structure. Therefore, the rotary flame on the rotary fire head core is used for sealing the quartz glass tubular device, the flame is sprayed out from the fire nozzle, the fire power is concentrated, the influence of the flame temperature on peripheral facilities is small, and the boundary dimension and the contour shape of the quartz glass sealing position are easy to control.
Owner:SOUTHEAST UNIV

Transplanting cultivation method for Pu'er old tea trees

The invention belongs to the technical field of tree cultivation, and discloses a transplanting cultivation method for Pu'er old tea trees. The method mainly comprises the following steps: tree selection and pruning: selecting Pu'er old tea trees in winter and spring, and pruning the selected Pu'er old tea trees to be transplanted; excavation and transportation: excavating the Pu'er old tea trees,retaining soil balls in the excavation process, and then transporting the Pu'er old tea trees to a transplanting place; planting: pruning roots of the Pu'er old tea trees, spraying a rooting solutionand a sterilizing solution, and then planting the Pu'er old tea trees; and cultivation: brushing a trunk and a cut with a paraffin solution, and then watering the Pu'er old tea trees. The method provided by the invention is simple to operate, good in effect and good in sealing performance for tree bodies, water of the tree bodies does not evaporate, water transpiration and loss are reduced, it isensured that the tree bodies do not dehydrate, the trunk does not rot, the trunk and bark are not damaged, water balance and physiological balance of the tree bodies are maintained to the maximum extent, rapid rooting of the tea trees is achieved, and the survival rate of the transplanted tea trees is improved by 95% or above.
Owner:李金才

Energy-saving and emission-reducing plastic plate

The invention relates to an energy-saving emission-reducing plastic board, which comprises an extrusion molded hollow plastic pinch plate the inside of which is provided with a plurality of baffle plates for space partition, wherein, a plurality of layers of sealant are coated on the internal surface and the external surface of a plastic plate of the hollow plastic pinch plate; both ends of the hollow plastic pinch plate are fused and sealed by plastic battens; and hydrous liquid is filled into hollow compartments of the hollow plastic pinch plate. The energy-saving emission-reducing plastic board has the advantages of temperature reduction, fire resistance, environmental protection and energy conservation.
Owner:张雅媚

Malus micromalus rot prevention and control agent and preparation method thereof

The present invention relates to a malus micromalus rot prevention and control agent, which comprises stemona japonica, scutellaria baicalensis georgi, angelica dahurica, rosin, gentiana scabra bunge, folium isatidis, rhus chinensis mill, and garlic. The preparation method comprises: weighing various components according to the ratio, leaching with clear water, leaching with ethanol, adding food fat and alum, and concentrating to obtain an oily paste finished product, wherein the effective components of various components are extracted by using the clear water and the ethanol, the formed paste is directly applied onto the cleaned lesion, the lesion cannot shed after the continuous use, it can be ensured that the water inside the tree cannot be evaporated from the wound, the bark burning problem cannot be generated, the invasion of the outside bacteria is avoided, the disease treatment effect is good, and the recurrence rate is low.
Owner:TIANJIN FENGHUA SEEDLING PLANTING PROFESSIONAL COOP

Dough mixing device for fine dried noodles

The invention relates to the technical field of dough mixing for noodles and discloses a dough mixing device for fine dried noodles. The dough mixing device comprises a dough mixing bucket and a driving base, wherein the dough mixing bucket comprises a bucket cover, a bucket body and a dough knife; a constant temperature chamber is arranged on the circumferential side surface of the bucket body; ahard water pipe, a water storage tank and a constant temperature regulating mechanism are arranged in the constant temperature chamber; a water inlet end of the hard water pipe is connected with thewater storage tank by virtue of a water inlet pipe; the constant temperature regulating mechanism comprises a plurality of water outlets; elastic rubber sheets are arranged at the water outlets; wateroutlet seams are formed in the elastic rubber sheets; one sides of the elastic rubber sheets far from the hard water pipe are connected with sealing covers used for controlling the water outlet seamsto be opened and closed; the water outlets are positioned on the outer side of the hard water pipe and are connected with water outlet shells; the water outlet shells communicate with a cooling tankby virtue of cooling pipes; the cooling tank communicates with the topmost layer hard water pipe by virtue of a return pipe; a valve and a second water pump are sequentially arranged from top to bottom on the return pipe; and a regulating mechanism used for controlling the valve to be opened and closed is arranged at the upper end of the hard water pipe. The device provided by the invention can keep temperature constant during dough mixing in summer.
Owner:ZUNYI TONGZI YUQIANG AGRI PROD DEV CO LTD

Temperature control device

InactiveCN102929312AReal-time heat balance adjustment effect is goodReduce energy consumptionTemperatue controlTemperature controlWater flow
The invention relates to a temperature control device which comprises a water distributor, a water collector, a heat exchanger, a first electric regulating valve, a second electric regulating valve, temperature regulating equipment, a controller, a water temperature sensor and first to Nth air temperature sensors, wherein a path of primary water passing through the water distributor enters the primary side of the heat exchanger through the first electric regulating valve, the other path of primary water enters the temperature regulating equipment through the second electric regulating valve, and water flowing out of the primary side of the heat exchanger and the temperature regulating equipment enters the water collector; secondary water enters the secondary side of the heat exchanger through the water temperature sensor, and water flowing out of the secondary side of the heat exchanger enters a swimming pool. The temperature control device disclosed by the invention has the characteristics of better real-time heat balance regulation effect, less energy consumption, and the like, and can be widely used for places with temperature controlled by the heat exchanger.
Owner:北京天一众合环境工程有限公司

PCR (Polymerase Chain Reaction) device based on low-melting-point metal liquid drop and implantation method of PCR device

The invention provides a PCR (Polymerase Chain Reaction) device based on a low-melting-point metal liquid drop and an implantation method of the PCR device. The PCR device is characterized in that serving as a micro-resistor, the metal liquid drop generates joule heat by electrifying so as to provide heat for PCR, and the metal liquid drop can be cooled through an active cooling manner or the natural convection of air around the metal liquid drop, the temperature of the metal liquid drop can be directly measured by adopting a micro-thermocouple or indirectly measured by measuring the resistance of the metal liquid drop, a PCR reagent liquid drop sample is adhered to the interior of a miniature container under the action of surface tension, the miniature container is buckled down in the center of the metal liquid drop so as to ensure that the reaction reagent liquid drop is in the metal liquid drop all the time, the joule electric current of the metal liquid drop is adjusted by a temperature control module, and the cyclic change of RCR temperature is completed by a cooling device. The low-melting-point metal liquid drop can serve as a PCR reaction carrier, so that the RCR time can be greatly shortened, and the reagent sample is effectively prevented from being lost due to evaporation in the PCR process.
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI

Stopper for plant nutrient container

The present invention relates to a stopper for a plant nutrient container for spraying a liquid nutrient through nozzle holes provided on the stopper for a container while controlling spraying quantity, and in the stopper for the plant nutrient container having the nozzle for spraying a plant nutrient, the nozzle comprises: a first nozzle, which has a cylinder shape of which the upper side is closed and the lower side is open, is provided on the upper surface thereof with a plurality of nozzle holes having an arc shape that maintain a specific radius from the center of the cylinder and are equidistance apart from each other, wherein the first nozzle is integrally formed with a stopper body portion; and a second nozzle, which has a cylinder shape that surrounds the side surface and the upper surface of the first nozzle, can be attached / detached from the first nozzle while maintaining a close distance from the first nozzle, is provided on the upper surface thereof with a plurality of second nozzle holes that can be overlapped on a planar surface with the first nozzle holes on the first nozzle.
Owner:金益顺

Field-enhancing device

A field-enhancing device (100) comprises at least one metal layer (005) or a metal grating (006) consisting of metal stripes or a dielectric grating (007). Usually the device is constructed on some substrate (001). The adhesive layer (002) is advantageous when the next layer is metallic, but is not needed with dielectric layers. The next layers to be constructed form a mirror structure that can also be omitted for simple field enhancing device constructs. The mirror structure can be either a metal mirror structure (003) or a distributed Bragg reflector structure (DBR) (004). The next layer isthe thin metal layer (005). This layer can be covered with a 1-D metal grating (006) consisting of metal stripes or with a dielectric grating (007) having similar geometry. The structure can also be fabricated without metals when dielectric grating (007) is used as the field-enhancing part. Finally, a protective layer (008) can be added on top of the structure.
Owner:爱克斯福德影像公司

Diesel engine post-processing device

The invention discloses a diesel engine post-processing device, comprising a catalytic muffler, a booster and an exhaust pipeline connected together. The exhaust pipeline comprises: a mixing pipe positioned in the middle of the exhaust pipeline, wherein a mixing core is embedded in the mixing pipe to form a mixer, the wall of the mixing pipe is obliquely provided with a nozzle; a first bend that bends down and that connects the booster and the mixing pipe, wherein the first bend and the mixing pipe are uniform in diameter, a corrugated segment is provided between the first bend and the booster, and the bending radius of the first bend is greater than diameter of the mixing pipe; a second bend connected with the catalytic muffler, wherein the bending radius of the second bend is greater than the diameter of the mixing pipe, and the length of the second bend is 2.5 times as great as the diameter of the mixing pipe; and a rear straight pipe that connects the second bend and the mixing pipe, wherein the length of the rear straight pipe is twice as great as the diameter of the mixing pipe, and the diameter of the rear straight pipe is equal to that of the mixing pipe. The diesel enginepost-processing device provides improved anti-crystallization capacity for urea.
Owner:GUANGXI YUCHAI MASCH CO LTD

Odor-resistant water leakage device

An odor-resistant water leakage device comprises an outer sleeve, a supporting frame, a first water sealing piece and a second water sealing piece. The outer sleeve is provided with a supporting position and a water leakage cavity; the supporting frame is provided with a first positioning groove and a second positioning groove; the first water sealing piece is provided with a first positioning hole, and the second water sealing piece is provided with a second positioning hole; the first water sealing piece and the second water sealing piece are deformable and resettable thin elastic rubber sheets; the supporting frame is arranged on the supporting position, the first positioning hole is formed in the first positioning groove, the second positioning hole is formed in the second positioninggroove, and the first water sealing piece and the second water sealing piece are arranged in the water leakage cavity. When water flow enters the water leakage cavity, the first water sealing piece and the second water sealing piece deform downwards, after the water flow passes through the water leakage cavity, the first water sealing piece and the second water sealing piece reset, and the first water sealing piece and the second water sealing piece block part of the water flow to form a water seal.
Owner:虞君道
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