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Method for solving gas expansion failure of lithium titanate battery
ActiveCN105449301ALower excitation resistanceLower battery internal resistanceSecondary cells charging/dischargingElectrical batteryEngineering
The invention provides a method for solving gas expansion failure of a lithium titanate battery. The method comprises a formation process and an aging process; the formation process comprises the following steps: firstly, charging for 2 to 20 hours in a constant-current mode by current of 0.01C to 0.1C, charging for 1 to 7 hours in a constant-current mode by current of 0.1C to 0.2C and charging for 0.5 to 1 hour in a constant-current mode by current of 0.2C to 0.5C; secondly, discharging for 3 hours in a constant-current mode by current of 0.5C to 1C, then charging for 3 hours and discharging for 3 hours in a constant-current and constant-voltage mode by current of 0.5C, and repeating the steps of charging for 3 hours and discharging for 3 hours in a constant-current and constant-voltage mode by current of 0.5Cfor 3 to 6 times; and finally, charging for 2 hours and discharging for 2 hours in a constant-current and constant-voltage mode by current of 1C, and repeating final two steps for 3 to 6 times. With such a design, batteries are prevented from expanding, the discharge power of the batteries is increased and a quick charge capacity and good service are realized. The production probability of defective products is low and the process cycle is short.
Owner:DONGFENG COMML VEHICLE CO LTD
Lithium ion battery positive plate, preparation method thereof and lithium ion battery
ActiveCN111816838AReduce energy densityMitigation of Lithium ProblemsSecondary cellsPositive electrodesEngineeringLithium-ion battery
The invention provides a lithium ion battery positive plate, a preparation method thereof and a lithium ion battery. The lithium ion battery positive plate comprises a current collector and an activematerial layer coated on at least one surface of the current collector, the active material layer is composed of thinning areas located on the edges of the two sides of the surface of the current collector and non-thinning areas connected with the thinning areas on the edges of the two sides, and the surface density of the active material of the thinning areas is smaller than that of the active material of the non-thinning areas. The thinning area is gradually widened along the length direction of the current collector; and the widest part of the thinning area is positioned at one end of the current collector close to the tab. According to the invention, the problem of lithium precipitation at the edge and tabs of the battery cell can be effectively relieved while the energy density of thepositive plate is not greatly reduced.
Owner:ZHUHAI COSMX BATTERY CO LTD
Friction type generator collecting biological kinetic energy and application method thereof
ActiveCN104022677AHigh voltage outputStrong charging abilityFriction generatorsElectrical conductorBiological motion
The invention relates to a friction type generator which is based on the triboelectrification principle and the electrostatic induction principle and used for collecting biological kinetic energy and monitoring biological motion. The friction type generator comprises a foot sole or a biont, a conductive electrode attached to a human body or the biont, the normal ground surface and the ground or a conductor. The foot sole is a human foot sole or a foot of the biont. The biont is a human body or an animal body. The conductor electrode attached to any part of the human body or the biont is used as a biont electrode, a wire is led out of the conductor electrode to be connected with the ground or the conductor through a load. Compared with a traditional energy collector, the friction type generator is free of extra functional materials, devices and conductive electrodes, and high in voltage output capacity and high in charging capacity. According to a manufacturing method of the friction type generator, the method is simple, cost is low, manufacturing is easy, and usability is high. The friction type generator can be easily integrated with a traditional electronic device.
Owner:PEKING UNIV
Recovery method of waste lead-acid storage battery
ActiveCN108281718AStrong charging abilityImprove charging efficiencyElectrolyte/reactants regenerationSecondary cells charging/dischargingProcess optimizationRecovery method
The invention relates to a recovery method of a waste lead-acid storage battery, and belongs to the technical field of battery recovery. The recovery method comprises the steps of (1) discharging therecycled waste lead-acid storage battery; (2) selecting and connecting the lead-acid storage battery with an open-circuit voltage smaller than 10V to discharging equipment, performing primary saturated charging, and sieving the battery qualified by primary sieving through discharging test; (3) performing secondary saturated charging on the battery qualified by primary sieving, performing discharging test, and sieving the battery qualified by secondary sieving; and (4) grouping. The charging current and the time setting of a battery recovery process are adjusted, small discharging recovery is added to the process, the charging receiving capability of the battery is higher under the condition that the charging rate is basically unchanged, and the charging efficiency is remarkably improved; after process optimization, the primary sieving qualification rate, the secondary sieving qualification rate and the yield are improved, and the utilization rate of the service battery is improved; andthe lead-acid storage battery recovered by the method is stable and favorable in performance.
Owner:浙江赫克力能源有限公司
Photosensitive material, electrophotographic photoreceptor using the material, and electrophotographic image forming method and apparatus using the photoreceptor
InactiveUS7186490B1Increase photosensitivityImprove charge stabilityReactive dyesPorphines/azaporphinesX-rayPhthalocyanine
A titanyl phthalocyanine crystal having an X-ray diffraction spectrum having a plurality of diffraction peaks in which a maximum diffraction peak is observed at a Bragg (2 θ) angle of 27.2°±0.2° and a diffraction peak is observed at a lowest Bragg (2θ) angle of 7.3°±0.2° when a specific X-ray of Cu—Kα having a wavelength of 1.514 Å irradiates the titanyl phthalocyanine crystal. A photoreceptor having a photosensitive layer including the titanyl phthalocyanine crystal is also provided.
Owner:RICOH KK
Preparation method of genipin cross-linked quercetin-zein/pectin/chitosan nanoparticles
ActiveCN114098076ASmall particle sizeUniform systemOrganic active ingredientsAntinoxious agentsAcetic acidChitosan nanoparticles
The invention discloses a preparation method of genipin cross-linked quercetin-zein / pectin / chitosan nano-particles, and belongs to the technical field of foods.The method comprises the steps that quercetin and zein are dissolved in an ethanol water solution, pectin and chitosan are dissolved in ultrapure water and an acetic acid water solution respectively, stirring is carried out, and the genipin cross-linked quercetin-zein / pectin / chitosan nano-particles are obtained; the preparation method comprises the following steps: preparing quercetin-zein nano-particles by an anti-solvent precipitation method, and sequentially attaching pectin and chitosan to the surfaces of the quercetin-zein nano-particles by a layer-by-layer electrostatic deposition method to form a coating, thereby obtaining the quercetin-zein / pectin / chitosan nano-particles. And further adding genipin as a cross-linking agent to finally obtain the genipin cross-linked quercetin-zein / pectin / chitosan nanoparticles. In the prepared composite nanoparticles, the bioavailability of quercetin is improved from 16.1% to 82.7%, and the nanoparticles can keep good stability after being stored at 4 DEG C for 15 days.
Owner:JIANGNAN UNIV
Source driver and display apparatus
InactiveCN102768818AImprove abilitiesStrong charging abilityStatic indicating devicesControl signalEngineering
A source driver includes an output buffer, a first switch, a second switch, a third switch, a first transistor, and a second transistor. The output buffer includes a first terminal for outputting a plurality of drive voltage to drive a display panel, a second terminal for outputting a first control signal, and a third terminal for outputting a second control signal. The first switch is connected between the first terminal and a display panel. The first transistor includes a first electrode connected to the second terminal via the second switch, a second electrode connected to a first power supply, and a third electrode connected between the first switch and the display panel. The second transistor includes a fourth electrode connected to the third terminal via the third switch, a fifth electrode connected to a second power supply, and a sixth electrode connected to the third electrode of the first transistor.
Owner:FITIPOWER INTEGRATED TECH INC
Rechargeable battery and electrode thereof
ActiveUS20190386331A1Extended Diffusion PathIncrease profitFinal product manufactureElectrode carriers/collectorsRechargeable cellEngineering
A rechargeable battery and an electrode thereof are provided. The rechargeable battery includes two electrodes and an ionic conduction layer. The ionic conduction layer is disposed between the two electrodes. At least one electrode includes a diffusion-assisting structure facing to the ionic conduction layer. The diffusion-assisting structure has a concaved pattern.
Owner:GOLD CARBON CO LTD
Array substrate and manufacturing method thereof and display device
ActiveCN105137685AWiden perspectiveStrong charging abilitySolid-state devicesNon-linear opticsLiquid-crystal displayDisplay device
The embodiment of the invention provides an array substrate and a manufacturing method thereof and a display device and relates to the technical field of display. The visual angle characteristic of the liquid crystal display device is improved. The array substrate comprises multiple pixel units. At least one pixel unit comprises a first sub-pixel electrode and a second sub-pixel electrode. The first sub-pixel electrodes are electrically connected with first charging thin film transistors, and the second sub-pixel electrodes are electrically connected with second charging thin film transistors. In the same pixel unit, the charging capacity of the second charge thin film transistors is higher than that of the first charging thin film transistors. The manufacturing method is the manufacturing method of the array substrate provided in the technical scheme. The liquid crystal display device comprises the array substrate provided in the technical scheme. The array substrate and the manufacturing method thereof can be used for the liquid crystal display device.
Owner:BOE TECH GRP CO LTD
Manufacturing method of lead-carbon battery used for pure electric vehicle
InactiveCN102916227AHigh mechanical strengthLow mechanical strengthFinal product manufactureElectrode carriers/collectorsElectrical batteryElectric cars
The invention relates to a manufacturing method of a lead-carbon battery used for a pure electric vehicle. The manufacturing method of the lead-carbon battery is characterized in that the manufacturing method comprises the following steps: step 1) orderly removing oil of polyurethane sponge, coarsening, neutralizing, presoaking, activating, and chemically silvering the polyurethane sponge, and finally carrying out electrification and lead plating on the polyurethane sponge to obtain foamed lead material; step 2) cutting and shaping the foamed lead material, respectively coating positive and negative active materials, and adding carbon black into the negative active material to be used as an additive; and step 3), solidifying and drying positive and negative electrode plates, and then assembling the positive and negative electrode plates into a finished battery. The manufacturing method can obviously enhance the performance of the battery.
Owner:WUHAN INTEPOWER CO LTD
Powder coating material and applications thereof
ActiveCN110698896AGood electrificationImprove the level ofPowdery paintsEpoxy resin coatingsWeather resistanceFirming agent
The invention belongs to the field of materials, and discloses a powder coating material, which comprises bottom powder and surface powder, wherein the bottom powder comprises: an epoxy resin, a curing agent, a filler and an auxiliary agent, the surface powder comprises: a polyester resin, a curing agent, a filler and an auxiliary agent, the auxiliary agent comprises a leveling agent, and the preparation method of the leveling agent comprises: mixing ketone and an initiator, heating, adding olefine acid and a hydroxyl-containing polymer, and carrying out a reaction to obtain the leveling agent. Compared with the powder coating material in the prior art, the powder coating material of the invention has the following characteristics that the bottom powder and the surface powder contain the leveling agent, the leveling agent contains the non-polar group so as to uniformly mix the contact parts of the bottom powder and the surface powder, and the leveling agent contains the hydrophilic groups, so that the bottom powder and the surface powder are high in electrification capacity and good in compatibility, only one-time curing is needed, the curing temperature does not exceed 180 DEG C,and the cured coating has good weather resistance, wherein the neutral salt spray resistance time can reach 2000 h, and the acid resistance time is not less than 240 h.
Owner:GUANGZHOU KINTE IND
Compound flocculant with polymerization ferric chloride and amination polymers based on papermaking sludge and method for preparing compound flocculant
ActiveCN105565459AStrong electrificationImprove coagulation efficiencyWater/sewage treatment by flocculation/precipitationChemistryWater treatment
The invention relates to a compound flocculant with polymerization ferric chloride and amination polymers based on papermaking sludge and a method for preparing the compound flocculant. The method includes synthesizing amination polymers from the papermaking sludge generated in the papermaking industry; compounding the amination polymers and the inorganic flocculant polymerization ferric chloride to prepare the compound flocculant with the polymerization ferric chloride and the amination polymers based on the papermaking sludge. The compound flocculant and the method have the advantages that the color removal rate of disperse yellow water samples can reach 95% at least when the compound flocculant is used for treating the simulated dye water samples and the dosing quantity of the compound flocculant is 5 mg / L, excellent flocculation effects can be realized by the compound flocculant for water samples under different acidity and alkalinity conditions and other diversified water samples, the capital construction cost of reaction tanks and sedimentation tanks can be reduced, and the compound flocculant is high in electricity performance and flocculation efficiency, good in dissolving property, long in storage cycle and applicable to the field of water supply, wastewater treatment and the like and suitable for actual application to water treatment.
Owner:SHANDONG UNIV
Battery box protecting box of electric vehicle
InactiveCN106098995AConsiderable mileageExcellent charging abilityElectric propulsion mountingVent arrangementsAutomotive engineeringElectrical battery
A battery box protecting box of an electric vehicle comprises a battery box body, fixing pins, a control cylinder and a gas storage device. The battery box body is fixedly connected with a vehicle body through the fixing pins installed on the periphery of the box body, the control cylinder controls the fixing pins to be inserted forwards and pulled backwards through a piston rod, the gas storage device is communicated with a rod cavity of the control cylinder through a gas storage pipeline, and a pressure generator capable of generating a lot of gas quickly is arranged in the gas storage device. The pins are combined with the vehicle body of the electric vehicle, and control and fixation are conducted by means of the control cylinder, so a battery pack can be quickly replaced; the gas storage device is matched with the pressure generator, so when the electric vehicle collides with another vehicle, the pressure generator can be detonated by a collision sensor, the piston rod is pushed back through generated excessive pressure, the battery box body quickly falls off, all combustion sources of the electric vehicle are isolated in time, and use safety of the electric vehicle is improved.
Owner:天津百泰新能源汽车租赁服务有限公司
Gemini quaternary ammonium base cation corrosion inhibitor and application thereof
The invention discloses a gemini quaternary ammonium base cation corrosion inhibitor and an application thereof, and specifically discloses use of gemini quaternary ammonium base cation in corrosion protection and repair of reinforcing steel bars in a concrete structure. The gemini quaternary ammonium base cation corrosion inhibitor is a compound with a quaternary ammonium base cation structure. The corrosion inhibitor can be used as an internal doping corrosion inhibitor, directly acts to the surface of the reinforcing steel bars, also can promote migration of quaternary ammonium base cations by virtue of action of external electric fields, so that the quaternary ammonium base cations are enriched around the reinforcing steel bars, and the reinforcing steel bars are effectively protected. The gemini quaternary ammonium base cation corrosion inhibitor disclosed by the invention is strong in molecule charge, is high in electromigration efficiency, is stable in molecular structure, does not change along with changes of a concrete internal environment, can effectively prevent and repair corrosion of the concrete reinforcing steel bars of a built structure, and has a remarkable application value and a remarkable market prospect.
Owner:JIANGSU SOBUTE NEW MATERIALS
Anti-irradiation solar energy cell manufacturing method
ActiveCN106057932ASimple preparation processImprove reliabilityFinal product manufactureSemiconductor/solid-state device manufacturingPhosphorIrradiation
The invention discloses an anti-irradiation solar energy cell manufacturing method. The method comprises six steps that a SiO2 layer is formed on a surface of a monocrystalline silicon wafer; a tungsten masking film is sputtered on the SiO2 layer; the tungsten masking film is etched for a tungsten masking film pattern; phosphor ion superposition injection is carried out on the tungsten masking film after etching; low temperature annealing is carried out; high temperature annealing is carried out. The method is advantaged in that the manufacturing process is simple and convenient, high reliability is realized, and solar energy charging is not influenced.
Owner:江苏万邦微电子有限公司
Multifunctional power supply system based on dual-variable type intermittent pulse algorithm, and charging method therefor
InactiveCN106208224AInnovativeCharging safetyBatteries circuit arrangementsSecondary cells charging/dischargingVisual functionEngineering
The invention belongs to the technical filed of battery charging, and provides a multifunctional power supply system based on a dual-variable type intermittent pulse algorithm, and a charging method therefor. The multifunctional power supply system comprises a controller, a charging module, a sensor module, a display module, an alarm module, a lithium battery, a discharging voltage boost-buck protection module, and a voltage and current detection module, wherein the controller is connected with the charging module, the sensor module, the display module, the alarm module, and the voltage and current detection module separately; and the lithium battery is connected with the charging module, the sensor module, the discharging voltage boost-buck protection module, the voltage and current detection module and an external direct current power supply separately. The multifunctional power supply system is a charging system based on the dual-variable type intermittent pulse algorithm; the algorithm is creative, and the charging system has wireless and wired charging modes; the lithium battery is subjected to temperature and pressure compensation through temperature and pressure, so that the charging process for the battery is safer, quicker and more reliable; and in addition, the multifunctional power supply system has alarm and visual functions, so that the charging condition can be mastered in time in a more visualized manner.
Owner:SHANGHAI UNIV OF ENG SCI
Friction generator based on existing floors
InactiveCN104065297AEfficient chargingRealize real-time monitoringFriction generatorsSemiconductor materialsEngineering
The invention provides a friction generator based on existing floors. The friction generator comprises common floors and conducting electrodes mounted under the floors and in contact with the floors. The floors are existing wood floors, floor tiles or the floors of other types; the conducting electrodes are made of a metal having high electrical conductivity, such as aluminum, iron, copper, silver and gold, or a semiconductor material. Compared with the traditional power generation floors, the friction generator does not need extra functional materials and devices and only the conducting electrodes are added under the existing floors. The friction generator is simple in manufacturing method, low in cost, easy to manufacture, high in usability and short in production period, and also has high voltage output and strong charging capacity, and thus can be paved by a large batch and a large area. The friction generator can be applied to the fields of security protection and intelligent household, and can be used as a sensor capable of realizing self-driven alarm and initiative monitoring on movable target activities.
Owner:北京大学科技开发有限公司
Pixel driving structure and display device
ActiveCN111986604AStrong charging abilityReduce the risk of poor displayStatic indicating devicesComputer hardwareScan line
The invention provides a pixel driving structure and a display device. The pixel driving structure comprises a plurality of scanning lines and a plurality of data lines, the scanning lines and the data lines are staggered to define pixels distributed in an array, and the same data line is connected with pixels of the same color; when the pixel driving structure displays a single-color or double-color mixed-color picture, the driving voltage on the data line is in a continuous high-potential state, so that the single-color or double-color mixed-color picture is a light-load picture, the charging capacity of pixels is high under the condition, and the risk of poor picture display caused by insufficient charging of the pixels is effectively reduced; meanwhile, only one color pixel is chargedby one data line, and the driving voltage on the data line is in a continuous high-potential state, so that the problem of wrong charging is avoided, and the problem of poor picture display caused bycolor cast due to wrong charging is avoided; therefore, the display effect of the display panel is greatly improved.
Owner:SHENZHEN CHINA STAR OPTOELECTRONICS SEMICON DISPLAY TECH CO LTD
Endoscopic video detection system for pipelines
InactiveCN108195840AStrong charging abilityEasy to operatePhotogrammetry/videogrammetryMaterial analysis by optical meansWeld seamEngineering
The invention relates to an endoscopic video detection system for pipelines. The system can realize the quality inspection of weld seams of welded pipelines. The endoscopic video detection system forthe pipelines is characterized by comprising an endoscopic video detection device for the pipelines and an emitter, wherein the emitter comprises an emitter barrel and a U-shaped pipeline; the two ends of the U-shaped pipeline are connected with the outer wall of the emitter barrel and are communicated with an inner hole of the emitter barrel; the endoscopic video detection device for the pipelines is arranged in a cavity of the emitter barrel of the emitter.
Owner:陕西蓝法电子智能科技有限公司
Multifunctional power supply system and its charging method based on double-variable intermittent pulse algorithm
InactiveCN106208224BInnovativeCharging safetyBatteries circuit arrangementsSecondary cells charging/dischargingVisual functionEngineering
Owner:SHANGHAI UNIV OF ENG SCI
A kind of repairing method of waste lead-acid battery
ActiveCN108281718BStrong charging abilityImprove charging efficiencyElectrolyte/reactants regenerationSecondary cells charging/dischargingProcess optimizationRecovery method
Owner:浙江赫克力能源有限公司
AC generator having two output current - rotating speed curves
InactiveCN1208886CStrong charging abilityImprove power-to-weight ratioBatteries circuit arrangementsElectric powerLow speedFull wave
An alternator with two output current-speed characteristic curves is composed of a generator, a bridge full-wave rectifier bridge circuit, and a voltage regulator. There is a regulator for controlling the two output current-speed characteristic curves. The device is connected with the bridge full-wave rectifier bridge circuit. The invention has reasonable design, compact structure, good ultra-low speed load capacity, large output power and high power-to-weight ratio. According to the relevant measurement of the QC / T29094 standard: the zero current speed is less than 600r / min-800r / min, and the power-to-weight ratio is greater than 280W / Kg-430W / Kg. It has comprehensive indicators such as excellent electrical performance and high power-to-weight ratio of ultra-low-speed charging and high-power output generators, and is suitable for slow-moving buses in the city and high-speed luxury cars.
Owner:LONGKOU VEHICLE FAN CLUTCH
A nano-cadmium passivator for tobacco planting soil and its preparation method and application
InactiveCN110373196BStable carbonization processGentle dehydration processAgriculture tools and machinesOrganic fertilisersNicotiana tabacumCarbonization
The invention discloses a tobacco growing soil nano-cadmium passivator and a preparation method and application thereof, and belongs to the field of environmental protection. The tobacco growing soilnano-cadmium passivator is prepared through filtration and high-temperature carbonization after fermentation of a mixed solution composed of bacillus subtilis bacterial suspension, tobacco stalks, biomass charcoal, nano-hydroxyapatite and agar powder is conducted; the concentration of the bacillus subtilis bacterial suspension of is 10<5>-10<6> cfu / ml; the weight ratio of the tobacco stalks, the biomass charcoal, the nano-hydroxyapatite, and the agra powder is (4 to 8):(2 to 4):(2 to 4):(1 to 2); and the ratio of the bacillus subtilis bacterial suspension to the tobacco stalks is 5-10 ml:1 g.The cadmium passivator can effectively control the content of effective cadmium in tobacco growing soil and cadmium in tobacco.
Owner:HUNAN AGRICULTURAL UNIV +1
Friction generator for harvesting biological motion energy and method of use thereof
ActiveCN104022677BHigh voltage outputStrong charging abilityFriction generatorsHuman bodyElectricity
The invention relates to a friction type generator which is based on the triboelectrification principle and the electrostatic induction principle and used for collecting biological kinetic energy and monitoring biological motion. The friction type generator comprises a foot sole or a biont, a conductive electrode attached to a human body or the biont, the normal ground surface and the ground or a conductor. The foot sole is a human foot sole or a foot of the biont. The biont is a human body or an animal body. The conductor electrode attached to any part of the human body or the biont is used as a biont electrode, a wire is led out of the conductor electrode to be connected with the ground or the conductor through a load. Compared with a traditional energy collector, the friction type generator is free of extra functional materials, devices and conductive electrodes, and high in voltage output capacity and high in charging capacity. According to a manufacturing method of the friction type generator, the method is simple, cost is low, manufacturing is easy, and usability is high. The friction type generator can be easily integrated with a traditional electronic device.
Owner:PEKING UNIV
Electrophoresis display particles as well as preparation method and application thereof
ActiveCN103173040BHigh chargeHigh zeta-potentialPigment treatment with macromolecular organic compoundsNon-linear opticsDisplay devicePolymer
The invention provides electrophoresis display particles as well as a preparation method thereof. The electrophoresis display particles sequentially comprise cores, middle layers and shells from inside to outside, wherein the cores are pigment particles, the middle layers are Al2O3 thin films which are coated on the surfaces of the pigment particles, and the shell layers comprise high-molecular polymers and coupling agents coupled with the high-molecular polymers and the Al2O3 thin films. The electrophoresis display particles provided by the invention can be applied to an electrophoresis display liquid, an electrophoresis display coating liquid and an electrophoresis display device. The electrophoresis display particles provided by the invention have high Zeta-electric potential, are applied to the electrophoresis display liquid and have fast electrophoretic mobility and response time.
Owner:GUANGZHOU OED TECH INC
A kind of manufacturing method of lead-carbon battery for pure electric vehicle
InactiveCN102916227BHigh mechanical strengthLow mechanical strengthFinal product manufactureElectrode carriers/collectorsElectrical batteryElectric cars
The invention relates to a manufacturing method of a lead-carbon battery used for a pure electric vehicle. The manufacturing method of the lead-carbon battery is characterized in that the manufacturing method comprises the following steps: step 1) orderly removing oil of polyurethane sponge, coarsening, neutralizing, presoaking, activating, and chemically silvering the polyurethane sponge, and finally carrying out electrification and lead plating on the polyurethane sponge to obtain foamed lead material; step 2) cutting and shaping the foamed lead material, respectively coating positive and negative active materials, and adding carbon black into the negative active material to be used as an additive; and step 3), solidifying and drying positive and negative electrode plates, and then assembling the positive and negative electrode plates into a finished battery. The manufacturing method can obviously enhance the performance of the battery.
Owner:WUHAN INTEPOWER CO LTD
Electric photographic toner and its manufacture, electric photographic developer and imaging method
InactiveCN1191506CGood anti-caking performanceExcellent image storage capacityDevelopersPolyester resinPolymer
An electrophotographic toner contains a colorant and a binder resin which includes and a crystalline polyester resin as a main component. An ester density M of the crystalline polyester resin, as defined in the following Formula 1, is from 0.01 to 0.12: M=K / A Formula 1 wherein M denotes an ester density, K denotes a number of ester groups, and A denotes a number of atoms which constitute the high molecular chain of a polymer.
Owner:FUJIFILM BUSINESS INNOVATION CORP
Cement grinding aid, preparation method thereof and cement
PendingCN114716176AReduce hydrogen bondingStrong charging abilitySolid waste managementMetallurgyActive agent
The invention relates to the technical field of cement manufacturing, in particular to a cement grinding aid, a preparation method of the cement grinding aid and cement, and the cement grinding aid comprises the following raw materials in parts by weight: 40-50 parts of modified diethanol amine, 0.5-2 parts of a surfactant, 1-9 parts of triethanolamine, 1-9 parts of glycerol, 2-5 parts of sodium lignin sulfonate and 120-140 parts of water. Wherein the modified diethanol amine is obtained by reacting diethanol amine with maleic anhydride and then carrying out copolymerization reaction with methacrylic acid; the cement grinding machine has the advantage of improving the phenomenon that the product is rough during cement grinding.
Owner:唐山冀东水泥外加剂有限责任公司 +1
Pen holder with charging function
InactiveCN104648019AStrong charging abilityStable currentBatteries circuit arrangementsWriting accessoriesAC - Alternating currentElectronic information
The invention belongs to the technical field of electronic information and consumption electronics and specifically provides a pen holder with a charging function. The pen holder comprises a pen holder housing, an alternating-current / direct-current conversion circuit, charging interfaces, a button, a power wire and a plug, wherein the alternating-current / direct-current conversion circuit is mounted in a bottom middle position of the pen holder housing. The alternating-current / direct-current conversion circuit is connected with charging interfaces. The two charging interfaces are respectively mounted at left and right sides of the bottom of the pen holder housing. The button is embedded into a position, at the right upper side of the charging interfaces, of the lower part of the pen holder housing. The button is connected with the alternating-current / direct-current conversion circuit. A power wire and the plug are connected to the bottom of the pen holder housing. The power wire and the alternating-current / direct-current conversion circuit are connected. The pen holder solves the problems that an existing pen holder is single in function and existing mobile phone charger interfaces are insufficient. A mobile phone charger is integrated into the pen holder, so that functions are increased to the pen holder, and more charging interfaces are provided. The life of people is relatively convenient.
Owner:西安思创达通讯科技有限责任公司
Pixel driving structure and display device
ActiveCN111986604BStrong charging abilityReduce the risk of poor displayStatic indicating devicesColor shiftComputer graphics (images)
The present invention provides a pixel driving structure and a display device. The pixel driving structure includes: several scanning lines and several data lines, the scanning lines and the data lines are interlaced to define pixels distributed in an array, and the same data line Connect pixels of the same color; when the pixel driving structure displays a single-color or two-color mixed color picture, the driving voltage on the data line is in a continuous high potential state, so the single-color or two-color mixed color picture is a light-loaded picture. In this case, the pixel The charging ability is strong, which effectively reduces the risk of poor picture display due to insufficient charging of pixels; at the same time, one data line only charges pixels of one color, and the driving voltage on the data line is in a state of continuous high potential, avoiding The problem of incorrect charging avoids the problem of color shift due to incorrect charging, which eventually causes poor picture display; thereby greatly improving the display effect of the display panel.
Owner:SHENZHEN CHINA STAR OPTOELECTRONICS SEMICON DISPLAY TECH CO LTD
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