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9071results about How to "Strong penetrating power" patented technology

Separator for nonaqueous electrolyte batteries, nonaqueous electrolyte battery using it, and method for manufacturing separator for nonaqueous electrolyte batteries

The present invention provides a separator for non-aqueous electrolyte batteries which neither breaks nor slips off at the time of fabrication of battery, gives excellent battery fabricability, causes no internal short-circuit caused by contact between electrodes even if the electrodes are externally short-circuited, can inhibit ignition of battery and produces high energy density and excellent cycle life, and further provides a non-aqueous electrolyte battery using the separator and a method for manufacturing the separator. That is, the present invention relates to a separator for non-aqueous electrolyte batteries which comprises a porous base containing at least one member selected from a porous film, a woven fabric or nonwoven fabric containing an organic fiber and a paper and an organometallic compound applied to the porous base; a method for the manufacture of the separator for non-aqueous electrolyte batteries which comprises allowing said porous base to contact with a solution of organometallic compound by impregnation, coating or spraying, followed by drying or curing with heating to apply the organometallic compound to the porous base; and a non-aqueous electrolyte battery using the separator.
Owner:MITSUBISHI PAPER MILLS LTD

Method for preparing polyvinylidene fluoride porous membrane

The invention discloses a method for preparing a polyvinylidene fluoride porous membrane and relates to a method which makes use of a thermally induced phase separation method to prepare the polyvinylidene fluoride porous membrane. The method comprises the following steps: polyvinylidene fluoride with the weight percentage of 30wt-60wt and diphenyl carbonate with weight percentage of 70wt to 40wt or a composite thinner containing diphenyl carbonate with weight percentage of 70wt to 40wt are added into a high temperature resistant container, heated, rested and defoamed to prepare a polymer homogeneous film-casting solution; the film-casting solution is directly coated on a flat membrane formed by supporting network or spinned into hollow fiber by a spinneret, and then the flat membrane or the hollow fiber is immersed into cooling liquid to be treated with curing and the membrane is formed; the formed membrane is put into an extractant to extract the solvent, therefore, the polyvinylidene fluoride porous membrane is obtained. The method is characterized in that: the method adopts the diphenyl carbonate or the thinner taking the diphenyl carbonate as a main component to prepare the polyvinylidene fluoride porous membrane, the section structure of which is in communicating spongy structure, and the membrane has large water flux, high strength and good toughness.
Owner:TSINGHUA UNIV

Display panel and display device

The invention discloses a display panel and a display device. The display panel comprises an array layer, a luminescent device layer and a light-sensitive device, wherein the array layer is located atone side, away from a display face of the display panel, of the luminescent device layer; the luminescent device layer comprises a plurality of organic light-emitting devices, each organic light-emitting device comprises a positive pole, a luminescent layer and a negative pole, and a film where the negative pole is located is a cathode layer; the light-sensitive device comprises a plurality of induction units, the induction units are located at one side, away from the display face of the display panel, of the cathode layer; a display area of the display panel comprises a luminous zone and non-luminous zone, the cathode layer is provided with a plurality of opening holes, the opening holes are located in the non-luminous zone, and the orthographic projections of the induction units are atleast partly located in the opening holes. The display panel and the display device have the advantages that the light penetration rate of fingerprint identification detecting is improved, thereby increasing the amount of light received by the induction units, and improving the precision of the fingerprint identification detecting.
Owner:SHANGHAI TIANMA MICRO ELECTRONICS CO LTD

High-elasticity asphalt modified composition, modifier, modified asphalt, modified asphalt mixture and preparation method

ActiveCN104629391AImproved high temperature stability and elastic recoveryReduce melt viscosityBuilding insulationsButadiene-styrene rubberPlasticizer
The invention relates to a high-elasticity asphalt modified composition, a modifier, modified asphalt, a modified asphalt mixture and a preparation method. The modified composition comprises 100 parts of a styrene-butadiene-styrene segmented copolymer, 20-40 parts of a tackifier, 20-40 parts of a softener, 3-8 parts of a warm mixing agent, 15-40 parts of a plasticizer and 2-6 parts of a stabilizer. The preparation method of the modifier comprises the following steps: (1) mixing the styrene-butadiene-styrene segmented copolymer, the tackifier and the warm mixing agent according to a formula to obtain a melt; and (2) mixing the softener, the plasticizer and the stabilizer with the melt, and then extruding, cooling and dicing. The modified asphalt is prepared by doping the modifier into matrix asphalt and uniformly mixing. The modified asphalt mixture is prepared by mixing the modified asphalt and a raw material of a mineral mixture. The modified asphalt provided by the invention has good high-temperature and low-temperature stabilities and anti-fatigue capacity, and the modified asphalt mixture is strong in construction workability and good in pavement performance.
Owner:SHANGHAI MUNICIPAL ENG DESIGN INST GRP

Method of adhering loose sands employing microbial mineralization

The invention provides a method of adhering loose sands employing microbial mineralization, comprising the following steps: adopting peptone, beef extract and distilled water to prepare culture medium, adjusting pH value to 7.0, sterilizing and drying, inoculating Bacillus pasteurii strain to the prepared culture medium, culturing at 30 DEG C for 24-36h while keeping shaking in the oscillation frequency of 170r / min to ensure that the bacteria solution is completely muddy and the activity k of the bacteria solution is not less than 0.5mmol-min<-1>, mixing urea and calcium chloride solutions ofwhich volumes are equal, and injecting the obtained solution and the bacteria solution separately according the volume ratio of 2:1 in sands or mixing the obtained solution and the bacteria solution and injecting in sands. When the obtained solution and the bacteria solution are separately injected in sands, the bacteria solution is first injected, the mixed solution of urea and calcium chloride is then injected until the bacteria solution leaks out of the sands form top bottom, then the bacteria solution is injected until the solution leaks out and the above steps are repeated. When injectedin sands, the mixed solution is pressed in sands from bottom to top and is discharged from the top of sands. The adhered sand bodies have environmental friend property, simple process and low cost, and the compressive strength can be up to about 2MPa.
Owner:SOUTHEAST UNIV

Electromagnetic current coupling field assisted hybrid melting-brazing method for laser-TIG arc and equipment

The invention discloses an electromagnetic current coupling field assisted hybrid melting-brazing method for a laser-TIG arc and equipment. In addition to the use of the welding zone, an alternating magnetic field is added to control properties of plasma formed through ionization of laser, arc and a raw material metal, thereby improving the laser utilization rate. Under the electric field assisted comprehensive effect, the weld melting depth is increased, and the assistant effect on the melting bath of the liquid-state brazing filler metal for laser-arc melting-brazing is realized through electromagnetic stirring and excitation and enhancement, thereby promoting the orderly flow of the liquid-state brazing filler metal and the rupture, wetting, spreading and proliferation of the liquid-state brazing filler metal on the surface of the high metal material, improving the full mixing of the liquid-state brazing filler metal and the base metal formed by melting the low-melting-point metal material, improving the uniformity of the components of the brazed weld, stabilizing the welding process, reducing welding defects, increasing the welding speed, improving the weld formation, optimizing the structure and performance of the brazed weld, and improving the quality of the brazed joint. Moreover, the equipment has the advantages of simple structure, flexible application, low cost, good effect and easy realization.
Owner:CHONGQING UNIV

Unmanned rotorcraft automatic pesticide applying system and method based on stereoscopic measurement

ActiveCN106167098AStrong penetrating powerOvercome the disadvantages of being easily limited by the natural environmentAircraft componentsProgramme controlFruit treeMeasurement cost
The invention discloses an unmanned rotorcraft automatic pesticide applying system and method based on stereoscopic measurement. The system comprises an unmanned rotorcraft, a relative height measurement module, a crown image measurement module, a pesticide applying decision making module and a pesticide applying control module. The method comprises the following steps that pesticide applying decision making information is pre-input into a ground-based computer; the unmanned rotorcraft is controlled to hover over a fruit tree; the relative height delta H away from a crown, GPS positioning data and crown area data are measured; the pesticide applying decision making module sends an instruction for regulating and controlling the pesticide applying mode of the unmanned rotorcraft according to the relative height delta H, the GPS positioning data and the crown area data; the pesticide applying control module regulates the flying attitude and the number of spray heads according to control information of a remote control module, and then pesticide is sprayed. According to the system and method, height measurement is accurate, the measuring range is wide, and adjustment is easy; the measurement cost is low, omission is avoided, and errors are small; pesticide applying waste or inefficient pesticide applying is avoided; pesticide applying is precise.
Owner:南京林卫生态农业科技有限公司

Penetrating type reverse-flow drying device

The invention discloses a penetrating type reverse-flow drying device. The penetrating type reverse-flow drying device comprises a heat exchanger, an air heater, a driving drum, a driven drum, a sieve plate type conveying steel belt and a dryer body, wherein an air blower is connected with one side of the upper end of the heat exchanger, the air heater is connected with one side of the lower end of the heat exchanger, the driving drum is connected with a double-stage cycloidal-pin wheel speed reducer through a transmission chain, a material conveying system is formed by the driving drum and the driven drum through the sieve plate type conveying steel belt, a feeding hopper is arranged at one end of the material conveying system, a discharging hopper is arranged at the other end of the material conveying system, the sieve plate type conveying steel belt penetrates through the dryer body, the dryer body is of a sealed structure, a plurality of axial fans are reasonably distributed on the top face and the bottom face of the dryer body, one side of the dryer body is connected with an outlet of the air heater, the other side of the dryer body is connected with an suction fan, and an air outlet of the suction fan is connected with an inlet pipe arranged at the bottom of the heat exchanger. The penetrating type reverse-flow drying device is simple in structure and good in practicability, can achieve rapid and efficient drying of materials, is low in energy consumption and has broad prospects.
Owner:东莞市胜源纸品有限公司

Anchor positioning system for detecting planetoid lander

The invention relates to an anchor positioning system for detecting a lander, in particular to the anchor positioning system for detecting a planetoid lander. The anchor positioning system solves the following problems of a telescopic sleeve connecting and positioning system: an anchor bill is inclined when in incidence and transverse impact load is acted on the lander, so as to damage instruments at the inner part of the lander; a moving part of a telescopic sleeve is changed in quality during the incidence, so as to cause difficulty in estimating initial emission energy. An advancing mechanism is fixedly arranged on the side face of a cable box body, a winding mechanism is fixedly arranged on a rear end cover of the cable box body, a locking and unlocking mechanism is fixedly arranged on a right shell body of the winding mechanism, a connecting rope is stored in the cable box body, one end of the connecting rope is fixed on an anchor rod pin, and the other end of the connecting ropeis fixedly connected with a winding reel. A winding motor and an unlocking motor are connected with a pin socket by a lead wire. The anchor positioning system can also be used not only for detecting the lander of a small celestial body with weak surface gravitation such as the comet and the like, but also for automatic operation of a robot in dangerous environments.
Owner:HARBIN INST OF TECH

High-pressure pneumatic blasting pressure relieving and transmission increasing method

ActiveCN102852506ARealize pressure relief and anti-reflectionRelief and anti-reflection achieveDisloding machinesFluid removalEngineeringHigh pressure water
The invention provides a high-pressure pneumatic blasting pressure relieving and transmission increasing method, comprising the steps of constructing a blasting drill hole in a coal layer, and carrying out high-pressure water jet seam cutting operation in the blasting drill hole at intervals, so that a lead seam groove is formed in a coal body around the blasting drill hole; feeding a blasting steel pipe with plugged top part into the blasting drill hole, forming a plurality of air vents at the front part of the blasting steel pipe, and sealing a section inside a hole opening of the blasting drill hole by 8-10 m, so as to form a cement plug; and connecting the blasting steel pipe with a high-pressure air station through a pipeline at the exposed end of the blasting steel pipe, and opening a valve arranged on the pipeline to inject high-pressure gas, so that the high-pressure gas is jetted by the blasting steel pipe from the air vents. On the basis of forming cracks and fractures formed in the fractures and cutting grooves of the original coal body, the high-pressure gas instantly impacts the blasting effect, so that the cracks and the fractures can be continuously expanded, and a lot of new fractures can be generated. Finally, a mutually communicated large fracture screen is formed in the coal body by using the blasting drill hole as a center, so that the purpose of pressure relief and transmission increase of the coal body can be realized. Furthermore, the high-pressure pneumatic blasting pressure relieving and transmission increasing method has the advantages of simple operation, easiness of realization and obvious effect.
Owner:CHINA UNIV OF MINING & TECH

Gatherer device of wireless ad-hoc network meter reading system, and operation method

A gatherer device of wireless ad-hoc network meter reading system comprises a processor unit, a 485 bus interface unit, a wireless transmitting-receiving unit, and a power supply managing unit; wherein the processor unit is responsible for operation and control of the whole device, the 485 bus interface unit is used for connecting one or multiple electric meters, the wireless transmitting-receiving unit is responsible for interacting data and commands with a concentrator of the wireless ad-hoc network meter reading system, and the power supply managing unit supplies power for the whole device. An operation method of the gatherer device comprises that a command is received by the wireless transmitting-receiving unit and transmitted to the processor unit for processing, that the processor unit sends a request frame to an electric meter, that the processor unit receives a response frame from the electric meter and analyzes the response frame to acquire information of electricity consumption, and that finally the information of electricity consumption is returned to the concentrator through the wireless transmitting-receiving unit. The device and the method in the invention solve problems that the prior micropower wireless communication meter reading manners have much channel interferences, and are relatively low in security, relatively short in communication distances and not well in penetrating capabilities. Furthermore, the device has the advantages of low cost, high cost performance, good instantaneity, safety and reliability, and use and maintenance conveniences.
Owner:NANJING TOP NODES SENSOR NETWORKS TECH +1

Preparation method of metal-organic framework material/polymer composite proton exchange membrane

The invention relates to a preparation method of a metal-organic framework material / polymer composite proton exchange membrane. The method is characterized by comprising the following steps: dissolving a polymer matrix and a certain amount of metal-organic framework material with an organic solvent and carrying out ultrasonic dispersion to form a uniform membrane liquid; coating the flat and smooth surface of a glass plate with the obtained membrane liquid, and then removing the organic solvent to obtain a composite membrane; and carrying out vacuum drying on the composite membrane for 24 hours to prepare the composite proton exchange membrane for an all-vanadium redox flow battery. The composite proton exchange membrane is smooth in surface; the internal structure of the membrane is regular; the membrane is uniform in thickness and free of a defect; and the thickness is 10-300 microns. The composite proton exchange membrane provided by the invention has excellent vanadium ion permeation blocking ability, keeps excellent proton transfer performance, overcomes the defect of relatively high vanadium ion permeability of an existing all-vanadium redox flow battery membrane, and has the advantages of being simple in preparation process, high in proton transmittance, excellent in vanadium blocking property, excellent in oxidative resistance, easy to industrially amplify and the like.
Owner:INST OF CHEM CHINESE ACAD OF SCI

Thin film transistor (TFT) array substrate and display device

InactiveCN102629056AReduce liquid crystal alignment disorder areaIncrease opening ratioSolid-state devicesNon-linear opticsInsulation layerDisplay device
The invention discloses a thin film transistor (TFT) array substrate, which comprises grid lines and data lines, the grid lines and the data lines are formed on the substrate. The grid lines and the data lines cross to define sub-pixel units. Each sub-pixel unit comprises a thin film transistor device, a public electrode, a first pixel electrode layer and a second pixel electrode layer. The first pixel electrode layers or the second pixel electrode layers are connected with public electrodes, and the other ones are connected with source electrodes or drain electrodes of the thin film transistors, the first pixel electrode layers and the second pixel electrode layers are separated through insulation layers, and the second pixel electrode layers are arranged above the first pixel electrode layers. Images of strip pixel electrodes of the second pixel electrode layers are overlapped with images of the first pixel electrode layers, an inclined angle is arranged between the strip pixel electrodes and liquid crystal initial orientation, and the grid lines are parallel to the strip pixel electrodes close to the grid lines or the data lines are parallel to the strip pixel electrodes close to the data lines. The TFT array substrate and the display device guarantee that a liquid crystal orientation chaos phenomenon caused by effects of disorder electric fields at a pixel edge can not occur.
Owner:BOE TECH GRP CO LTD +1
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