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Triarylamine compound and organic electroluminescent device thereof
ActiveCN111808042AHigh triplet energy levelHigh glass transition temperatureOrganic chemistrySolid-state devicesBenzoxazoleRefractive index
The invention provides a triarylamine compound and an organic electroluminescent device thereof, and relates to the technical field of organic photoelectric materials. According to the invention, a substituted or unsubstituted 9-phenyl-fluorene group and a triarylamine group containing benzoxazole / benzothiazole / benzimidazole / benzotriazole undergoes a reaction to obtain the triarylamine compound by9-position (tertiary C) connection of fluorene. The triarylamine compound has a good hole transport capability, is high in glass transition temperature, good in thermal stability, good in film-forming property, high in refractive index and simple to synthesize, can be applied to an organic electroluminescent device to serve as a hole transport layer and / or a covering layer, can effectively solvethe problems of low luminous efficiency and short service life of the organic electroluminescent device, and has the advantages of high luminous efficiency and long service life.
Owner:CHANGCHUN HYPERIONS TECH CO LTD
Growing method for inhibiting defect of carbon inclusion in silicon carbide single crystal
ActiveCN107385512APrevent volatilizationSuppress escapePolycrystalline material growthFrom condensed vaporsForeign matterSingle crystal
The invention belongs to the technical field of crystal growth, and particularly relates to a growing method for inhibiting a defect of a carbon inclusion in a silicon carbide single crystal. The method provided by the invention comprises growth at two stages; different pressures are controlled to inhibit volatilization and dissipation of a silicon component, so that the formation of the inclusion is reduced or even eliminated. According to the growing method provided by the invention, the inhibition of the formation of the carbon inclusion can be realized through adjusting a simple growing process without the need for adding foreign matters in a growing raw material, and the growing method is easy to implement and lower in cost.
Owner:SICC CO LTD
Indirect thermal desorption restoration system and method for treating mercury-containing solid waste and soil
PendingCN109045898ASuppress escapeRealize recycling of resourcesCombination devicesGas treatmentRetention timeWastewater
The invention provides an indirect thermal desorption restoration system and method for treating mercury-containing solid waste and soil. The system comprises a feeding unit, a thermal desorption unit, a high-temperature dust removal unit, a tail gas treatment unit, a technological water treatment unit and a discharging unit; the thermal desorption unit is separately connected with the feeding unit, the high-temperature dust removal unit and the discharging unit, the high-temperature dust removal unit is connected with the tail gas treatment unit and the discharging unit, and the technologicalwater treatment unit is connected with the tail gas treatment unit. The system is high in treatment capability, high in mercury and mercury compound removal rate, and convenient to transport and install; and moreover, the system can flexibly control the thermal desorption temperature and retention time of the mercury-containing material, sufficiently utilizes the system waste heat and the up-to-standard water after being treated, can efficiently and economically restore the mercury polluted material, can maximally recovery the mercury element, and can realize the purpose of recycling the waste water after reaching the standard and discharging the tail gas up to standard.
Owner:BCEG ENVIRONMENTAL REMEDIATION CO LTD
Coal bed gas and methane gas coring and desorption measurement system and method
InactiveCN104931383AIncrease heart rateSimplified assay procedureWithdrawing sample devicesDesorptionOperability
The invention relates to a coring and desorption measurement system, and belongs to the field of coal bed gas and methane gas measurement, in particular to a coal bed gas and methane gas coring and desorption measurement system and a coal bed gas and methane gas coring and desorption measurement method. The system comprises a desorption and coring integration device, a coal core positioner and a linkage shearing shut-off mechanism, wherein a desorption ball valve and a shearing ball valve are respectively arranged at the two ends of the desorption and coring integration device and are used for sample coring and gas desorption; the coal core positioner is positioned in a coring drill bit, is communicated with the desorption and coring integration device through the shearing ball valve and is used for introducing a coal sample into the desorption and coring integration device; the linkage shearing shut-off mechanism is connected with the desorption ball valve and the shearing ball valve respectively and is used for simultaneously opening or closing the desorption ball valve and the shearing ball valve. Therefore the coal bed gas and methane gas coring and desorption measurement system has the following advantages that the sealing property, the operability and the safety are greatly improved, the measurement of the coal bed gas content (the methane gas content) is more accurate, and the gas content measurement precision is improved.
Owner:XIAN RES INST OF CHINA COAL TECH& ENG GROUP CORP
Water box device for washing machine to limit, guide and adjust path of water flow
ActiveCN101775731ASuppress escapePath controlOther washing machinesTextiles and paperWater flowEngineering
The invention discloses a water box device for a washing machine to limit, guide and adjust the path of water flow. The device comprises a water box, a washing solution box and a water-splitting plate, wherein the washing solution box having a drawer-type pull-push structure is arranged in the water box; the water-splitting plate is arranged in the upper space of the washing solution box in the water box, a guiding structure of the water-splitting plate, which is capable of limiting the direction of water flow and adjusting the path of water flow, is arranged on the water-splitting plate; thewater-splitting plate comprises a large water-splitting plate and a small water-splitting plate; a separating rib is arranged between the large water-splitting plate and the small water-splitting plate; the guiding structure of the water-splitting plate is arranged on the large water-splitting plate and composed of at least one guide plate fixed on the water-splitting plate; a water-guiding channel is formed between the water-splitting plates and / or between the water-splitting plates and the inner wall of the water box; and a guide notch capable of guiding the outlet water is formed at the bottom of the lateral wall of the washing solution box. The water box device of the invention can effectively control the path of inlet water and outlet water of the washing machine, and prevent the inlet water from leaking from the water box; and the water box device has the advantages of simple structure and convenient installation and application.
Owner:QINGDAO HAIER WASHING MASCH CO LTD
Coal mine fully-mechanized excavation face short-distance comprehensive dedusting method
ActiveCN103742187ASuppress escapeImprove the working environment of the working faceDust removalFire preventionWaste management
The invention discloses a coal mine fully-mechanized excavation face short-distance comprehensive dedusting method. A dedusting fan is arranged on the fully-mechanized excavation face, and an air draft port of the dedusting fan is a horn mouth type air draft port. A multi-step wall-adhering air duct connected onto a forced draught fan air duct is arranged at the position within a 20meter distance from the fully-mechanized excavation face. One to two dust collecting nets covering the full face are arranged at the position of mobile belt conveyer tail of a fully-mechanized excavation machine, and automatic flushing water curtains are arranged on the dust collecting nets. A bearing trolley of the dedusting fan is connected with the mobile belt conveyer tail end of the fully-mechanized excavation machine. The dedusting fan is in linkage with the fully-mechanized excavation machine. Air pressures of three hard air duct sections are identical by adjusting distances between three hard air duct sections and a cambered surface air blocking round plate, accordingly two sides of the face backward form three directional air walls, and air flows carried with dust is completely flow into the dedusting fan. By adopting the coal mine fully-mechanized excavation face short-distance comprehensive dedusting method, the dust concentration of an operation place is reduced, the coal-dust explosion danger and dust phthisis morbidity are reduced, and safety production of a coal mine is ensured.
Owner:XINWEN MINING GROUP
Stabilizer for use in sodium chlorite degumming and bleaching of flax and its preparation method and application
InactiveCN1970852AFast decomposition rateReduce dosageBleaching apparatusVegetal fibresYarnGreen environment
The invention relates to a stabilizer for sodium chlorite degumming and bleaching of linen rove and the textile and the new technology of degumming and bleaching for green environment protection. The stabilizer is a saturated solution of salt mixture, which comprises 3-13% by wt of six methylene amine, 1-6% by wt of diamine sulfate, 2-10% by wt of triethanolamine, 1-8% by wt of ammonium persulfate and water. In the process of degumming and bleaching, the stabilizer is joined to restrain generation and dissipation of chlorine dioxide so that not only bleaching conditions are satisfied and the quality of yarn is improved but also the health of operating workers is protected and the equipment is maintained. It is no-pollution so as to decrease the consumption of sodium chlorite and improve the utilization ratio of sodium chlorite is improved. The degumming and bleaching technology for linen rove can improve yarn evenness evidently, decrease hemp particle greatly, and improve the spinning number and the loom efficiency greatly. Especially it is provided with notable effect for primary color yarn with difficult spinning performance.
Owner:INST OF CHEM CHINESE ACAD OF SCI
Power module substrate with heat sink, and method for producing power module substrate with heat sink
ActiveCN104205324AReliable removalImprove bond reliabilitySemiconductor/solid-state device detailsSolid-state devicesSiliconHeat spreader
This power module substrate with a heat sink is provided with a power module substrate having a circuit layer disposed on one surface of an insulating layer, and a heat sink joined to the other surface of the power module substrate. The joining surface of the heat sink and the joining surface of the power module substrate are each composed of aluminum or an aluminum alloy. A joining layer (50), obtained by dispersing a magnesium-containing compound (52) (excluding magnesium oxide) containing magnesium in an aluminum-silicon eutectic structure, is formed on the joining surfaces of the heat sink and the power module substrate, and the thickness (t) of the joining layer (50) is set within a range of 5 mum to 80 mum.
Owner:MITSUBISHI MATERIALS CORP
Thickness-controllable high-performance graphene film and preparation method thereof
The invention discloses a thickness-controllable high-performance graphene film and a preparation method thereof. The preparation method comprises the following steps: uniformly compounding graphene and a polymer by adopting a centrifugal spraying technology to construct a submicron graphene film, assembling the submicron graphene film serving as a structural unit and an adhesive layer by layer, and finally obtaining the graphene composite film with controllable thickness after high-temperature sintering. According to the invention, a multi-stage gas dissipation channel is constructed by utilizing different gas dissipation behaviors of various polymers, so that formation of micro-airbags in a traditional graphene film is avoided, and delamination structures are reduced. In addition, graphene can induce the polymer to form graphene; the polymer can promote AB stacking of graphene, and the polymer and the AB have a synergistic effect to jointly form a high-crystallinity graphene film. The material has excellent thermal conductivity, electrical conductivity and thermal stability, and can be applied to thermal homogenization of aerospace vehicles. In addition, the cost of the graphitizable polymer is far lower than that of graphene, so that the production cost for preparing the composite graphite film is greatly reduced.
Owner:HANGZHOU GAOXI TECH CO LTD
Electronic component joint
ActiveCN106068061ASuppress escapeReduce thermal expansion variationPrinted circuit assemblingMetallurgical bondingProduction rateEngineering
The present invention provides an electronic component joint. The electronic component joint includes a glass tool portion (51) having a heating electrode portion (512) for heating the electronic component (8); and a cooling module portion (52) for cooling the glass tool portion. The glass tool portion has a first glass portion (513) for holding one side of the electronic component with respect to the heating electrode portion, and a second glass portion (511) for holding arrangement on the opposite side of the side of the electronic component with respect to the heating electrode portion and connected to the cooling module portion. The thickness T1 of the first glass portion is 0.2 to 2 mm, and the thickness T2 of the second glass portion is 1.2 to 25 times the thickness of the first glass portion. By reducing the thermal expansion fluctuation in the process of rapid heating and rapid cooling, it is possible to reduce the size and increase the productivity remarkably.
Owner:PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO LTD
Transition metal capture diaphragm as well as preparation method and application thereof
ActiveCN114696036ADoes not take up internal spaceIncrease capacitySecondary cellsCell component detailsPolyolefinCarboxylic acid
The invention discloses a transition metal capture diaphragm as well as a preparation method and application thereof, and relates to the technical field of secondary batteries. The preparation method comprises the following steps: preparing a chelating ligand-carrying diaphragm from polypropylene grafted maleic anhydride and styrene copolymer (PP-g-MAH / St), polyolefin resin and an antioxidant through melt extrusion and stretching processes, soaking the chelating functional diaphragm in a LiOH solution for activating treatment, and forming lithium carboxylate on the diaphragm. And soaking with deionized water to remove residual LiOH on the surface of the diaphragm to obtain the transition metal capture functional diaphragm, and effectively capturing Mn ions escaping from a positive electrode active material in the charge-discharge cycle process of the battery.
Owner:NINGDE ZHUOGAO NEW MATERIAL TECH CO LTD
Stabilizer for use in sodium chlorite degumming and bleaching of flax and its preparation method and application
InactiveCN100439573CFast decomposition rateReduce dosageBleaching apparatusVegetal fibresYarnGreen environment
The invention relates to a stabilizer for sodium chlorite degumming and bleaching of linen rove and the textile and the new technology of degumming and bleaching for green environment protection. The stabilizer is a saturated solution of salt mixture, which comprises 3-13% by wt of six methylene amine, 1-6% by wt of diamine sulfate, 2-10% by wt of triethanolamine, 1-8% by wt of ammonium persulfate and water. In the process of degumming and bleaching, the stabilizer is joined to restrain generation and dissipation of chlorine dioxide so that not only bleaching conditions are satisfied and the quality of yarn is improved but also the health of operating workers is protected and the equipment is maintained. It is no-pollution so as to decrease the consumption of sodium chlorite and improve the utilization ratio of sodium chlorite is improved. The degumming and bleaching technology for linen rove can improve yarn evenness evidently, decrease hemp particle greatly, and improve the spinning number and the loom efficiency greatly. Especially it is provided with notable effect for primary color yarn with difficult spinning performance.
Owner:INST OF CHEM CHINESE ACAD OF SCI
Oven with door closed in air pressure manner
InactiveCN109431312AReduce the temperatureReduce air pressureRoasters/grillsWater leakageEngineering
The invention relates to an oven with a door closed in an air pressure manner. The oven with the door closed in the air pressure manner comprises an oven body, a door body and a handle; a locking tooth is arranged on the door body, a locking groove which is matched with the locking tooth is formed in a border, which faces the door body, of the oven body; the door body comprises two parallel closedplates and surrounding edges; a closing cavity is formed by the adjacent closing plates and surrounding edges; an isolation plate is arranged in the closing cavity and is made from memory metal; thelocking tooth comprises a hollow locking rod; a locking cover sleeves the front end of the locking rod; an air inlet tube and an air outlet tube are arranged in the handle; a miniature fan is arrangedin a pipeline formed by the air inlet tube, the closing cavity and the air outlet tube; and normally closed control valves are arranged in the air inlet tube and the air outlet tube. The oven is novel in structure and unique in principle, the sealing property of the door of the oven can be improved effectively, smell, heat and water leakage is prevented, internal uniform heating is ensured, and taste of food is improved.
Owner:钱娟娟
Triarylamine derivative and organic electroluminescent device thereof
ActiveCN113387871ALower injection barrierReduce the driving voltageOrganic chemistry methodsSolid-state devicesRefractive indexOrganic electroluminescence
The invention provides a triarylamine derivative and an organic electroluminescent device thereof, and relates to the technical field of organic electroluminescence. The triarylamine derivative provided by the invention has relatively high triplet state energy level, high hole mobility, high refractive index and good film-forming property and thermal stability, and when the triarylamine derivative is applied to the organic electroluminescent device, the driving voltage of the organic electroluminescent device can be effectively reduced, the luminous efficiency can be improved, the service life of the device can be prolonged, and the triarylamine derivative disclosed by the invention has a good application effect and industrialization prospect in organic electroluminescent devices.
Owner:CHANGCHUN HYPERIONS TECH CO LTD
An aromatic amine compound and its organic electroluminescent device
ActiveCN110845394BHigh triplet energy levelHigh glass transition temperatureOrganic chemistrySolid-state devicesArylRefractive index
Owner:CHANGCHUN HYPERIONS TECH CO LTD
Method for firing ceramics by desulfurized mortar
The invention relates to a method for firing ceramics by desulfurized mortar. The method comprises the following steps: putting red mud, white mud, hill grit, calcium sulfite-type desulfurized mortar and Ca-based additives into a de-airing pug mill and thoroughly mixing the raw materials by means of pugging; the calcium sulfite-type desulfurized mortar is a byproduct obtained in flue gas desulfurization by using the lime-calcium sulfite method; covering a plastic film on the pugged mud, standing and aging to form a blank; shaping the blank in a former to obtain a ceramic green body; glazing on the surface of the ceramic green body with Ca-contained glaze to inhibit releasing of SO2 during the firing; putting the glazed ceramic green body into a kiln after drying to fire to obtain ceramic products. The method uses the calcium sulfite-type desulfurized mortar as the raw material for firing ceramics, thereby not only inhibiting releasing of SO2 with the releasing ratio below 25%, but also ensuring the property of the ceramic products. The desulfurized mortar used in the invention can be either the calcium sulfite-type desulfurized mortar produced during the production of the ceramicsor the desulfurized mortar from other kilns.
Owner:SOUTH CHINA UNIV OF TECH
A kind of triarylamine compound and its organic electroluminescent device
ActiveCN111808042BHigh triplet energy levelHigh glass transition temperatureOrganic chemistrySolid-state devicesBenzoxazoleRefractive index
The invention provides a triarylamine compound and an organic electroluminescence device thereof, and relates to the technical field of organic photoelectric materials. In the present invention, substituted or unsubstituted 9-phenyl-fluorene groups and triarylamine groups containing benzoxazole / benzothiazole / benzimidazole / benzotriazole are passed through the 9-position of fluorene (tertiary C) is connected to obtain the triarylamine compound of the present invention, which has good hole transport ability, high glass transition temperature, good thermal stability, good film-forming property, high refractive index, simple synthesis, and can be applied to As a hole transport layer and / or covering layer in organic electroluminescent devices, it can effectively solve the problems of low luminous efficiency and short device life of organic electroluminescent devices. Its organic electroluminescent devices have high luminous efficiency and long service life. advantage.
Owner:CHANGCHUN HYPERIONS TECH CO LTD
Intelligent water source power coal mining machine dust remover and dust removing method
ActiveCN112412452ARealize automatic cleaningEfficient captureHuman health protectionSlitting machinesMining engineeringCoal dust
The invention belongs to the technical field of underground coal mine dust removal, and discloses an intelligent water source power coal mining machine dust remover and a dust removing method. A dustconcentration sensor, a position information receiver, a hydraulic jack, and a fixing frame are arranged at the top, the bottom and the two sides of a spraying air duct correspondingly; a multi-anglecombined spraying set is arranged at an air outlet in the spraying air duct; a water path arranged in the side wall of the multi-angle combined spraying set is communicated with a third water inlet branch pipeline; the tail end of a driving device is communicated with a first water inlet branch pipeline; and an annular spraying set is arranged on the inner wall of an air inlet and communicated with a fourth water inlet branch pipeline. According to the intelligent water source power coal mining machine dust remover and the dust removing method, a central processing system is used for wirelessly adjusting spraying flow and pressure of a spraying rotary spraying set and the multi-angle combined spraying set and spraying angle of the air duct, so that the spraying water consumption can be effectively reduced, the atomization effect is guaranteed, precise dust control can be achieved, and the dust falling rate is increased. The automatic cleaning of coal dust accumulated in the spraying air duct due to the negative pressure effect can be achieved through annular spraying, so that the product loss rate is reduced, and the service life is prolonged.
Owner:SHANDONG UNIV OF SCI & TECH
Pneumatic closed door oven
InactiveCN110063661AReduce the temperatureReduce air pressureRoasters/grillsControl valvesPneumatics
The invention relates to a pneumatic closed door oven. The pneumatic closed door oven comprises an oven body, a door body and a handle; locking teeth are arranged on the door body, and locking groovesmatched with the locking teeth are formed in a border, directly facing the door body, of the oven body; the door body comprises two parallelly arranged closing plates and enclosure edges, and the adjacent closing plates and the enclosure edges form a closed cavity; the closed cavity is internally provided with a partition plate which is made of memory metal; each locking tooth comprises a hollowlocking rod, and a locking cover sleeves the front end of the locking rod; the handle is internally provided with an air inlet pipe and an air outlet pipe, and a micro fan is arranged in a pipeline formed by the air inlet pipe, the closed cavity and an air outlet pipe; normally closed control valves are arranged in the air inlet pipe and the air outlet pipe respectively. The oven is novel in structure, unique in principle and capable of effectively improving the sealing performance of the oven door, preventing leakage of odor, heat and water, ensuring the uniform internal heating and improvingthe taste of food.
Owner:朱小菊
Short-distance comprehensive dust removal method for fully mechanized excavation face in coal mine
ActiveCN103742187BSuppress escapeImprove the working environment of the working faceDust removalFire preventionShortest distanceCoal dust
The invention discloses a coal mine fully-mechanized excavation face short-distance comprehensive dedusting method. A dedusting fan is arranged on the fully-mechanized excavation face, and an air draft port of the dedusting fan is a horn mouth type air draft port. A multi-step wall-adhering air duct connected onto a forced draught fan air duct is arranged at the position within a 20meter distance from the fully-mechanized excavation face. One to two dust collecting nets covering the full face are arranged at the position of mobile belt conveyer tail of a fully-mechanized excavation machine, and automatic flushing water curtains are arranged on the dust collecting nets. A bearing trolley of the dedusting fan is connected with the mobile belt conveyer tail end of the fully-mechanized excavation machine. The dedusting fan is in linkage with the fully-mechanized excavation machine. Air pressures of three hard air duct sections are identical by adjusting distances between three hard air duct sections and a cambered surface air blocking round plate, accordingly two sides of the face backward form three directional air walls, and air flows carried with dust is completely flow into the dedusting fan. By adopting the coal mine fully-mechanized excavation face short-distance comprehensive dedusting method, the dust concentration of an operation place is reduced, the coal-dust explosion danger and dust phthisis morbidity are reduced, and safety production of a coal mine is ensured.
Owner:XINWEN MINING GROUP
A Ventilation System for Containing Contaminant Escape from Open Paint Spaces
ActiveCN112902346BGuaranteed utilizationReduce power consumptionDucting arrangementsMechanical apparatusElectrical energy consumptionFresh air
The invention discloses a ventilation system for suppressing the escape of pollutants in an open paint spraying space. The periphery of the open painting space; the air flowing through the open painting space and the periphery of the open painting space forms a polluted airflow and enters the purification and separation system, in which the separation airflow with high pollutant concentration and the purification airflow with low pollutant concentration are formed. Air flow, the separated air flow with high pollutant concentration is discharged through the exhaust air flow through the mechanical exhaust system, and the purified air flow with low pollutant concentration is sent to the mechanical air supply system and the air curtain air supply system respectively by the circulating air supply system. The fresh air supply system described above forms a fresh air stream and sends it into the mechanical air supply system. The invention realizes the linkage between the operation of the ventilation system and the dynamic change of the concentration of pollutants in the environment, and reduces the power consumption and air consumption of the ventilation system during the painting process in an open space.
Owner:DALIAN UNIV OF TECH
Anti-static PVC material, preparation method thereof and pipe prepared from anti-static PVC material
PendingCN114085471ASuppress escapeImprove flame retardant performanceSynthetic resin layered productsPlasticizerCoal
The invention relates to an anti-static PVC material, a preparation method thereof and a pipe prepared from the anti-static PVC material, and belongs to the technical field of PVC materials. The anti-static PVC material comprises the following components in parts by weight: 100 parts of PVC resin, 10-15 parts of an impact modifier, 5-10 parts of an antistatic agent, 2-8 parts of a flame-retardant smoke suppressant, 1-3 parts of a lubricant, 3-6 parts of a heat stabilizer, 5-15 parts of a reinforcing agent and 3-8 parts of a plasticizer. The PVC pipe for the underground coal mine prepared from the anti-static PVC material disclosed by the invention can still have flame-retardant and smoke-suppressing effects on the premise of ensuring that the anti-static performance meets the requirements, and meanwhile, the toughness is also obviously improved.
Owner:山东鲁泰控股集团有限公司石墨烯高分子复合材料研发中心 +1
Electret sheet
ActiveCN103548103BExcellent piezoelectric propertiesExcellent electrical responseElectrets selectrostatic transducerElectretsCross-linkSynthetic resin
The invention provides an electret with higher piezoelectricity. The electret sheet of the present invention is characterized in that it contains two kinds of synthetic resins that are incompatible with each other and these synthetic resins form a phase-separated structure, and the synthetic resin sheet obtained by cross-linking the above-mentioned synthetic resins with a multifunctional monomer passes through the charge. Charged by injection, therefore, in the interface of two kinds of synthetic resins that are incompatible with each other, apparently positive and negative charges exist in a polarized state. If an external force is applied to the electret sheet to deform the electret sheet, Then the relative positions of these positive charges and negative charges change, and a good electrical response is produced along with the change, therefore, the electret sheet has excellent piezoelectricity.
Owner:SEKISUI CHEM CO LTD +1
A growth method for suppressing carbon inclusion defects in silicon carbide single crystals
ActiveCN107385512BPrevent volatilizationSuppress escapePolycrystalline material growthFrom condensed vaporsSingle crystalCrystal growth
The present invention relates to the technical field of crystal growing, and specifically relates to a growing method inhibiting carbon inclusion defects in silicon carbide monocrystals. The method described in the present invention divides growth into two phases, inhibiting volatilization and escape of a silicon component by means of controlling different pressures, decreasing, or even eliminating, formation of inclusions; the growing method described in the present invention does not require addition of an external substance to growing raw materials, as inhibition of carbon inclusion formation may be realized by means of only simple adjustments of growing techniques, the method being easily implemented and relatively low-cost.
Owner:SICC CO LTD
A Vertical Rectangular Cooling Furnace for Sintered Ore
ActiveCN111692886BSuppress escapeImprove wear resistanceIncreasing energy efficiencyHandling discharged materialThermodynamicsFlue gas
Owner:SHANGHAI MEISHAN IRON & STEEL CO LTD
Reforming Furnace
PendingUS20220152576A1Suppress escapeSuppress coolingHydrogenCombustion processReaction tubeEngineering
At a center portion of a ceiling wall of a furnace body having a lateral wall between the ceiling wall and a bottom wall, there is a burner that combusts downwards. A reforming reaction tube is provided in a circumference of the burner to carry out a steam reforming treatment on a source gas. A discharging portion is an opening at an upper side portion of the lateral wall for discharging combustion gas of the burner. A cylindrical outer wall is disposed at an outer side portion of the lateral wall. In an outside space formed between the lateral wall and the outer wall, there is a steam generating heat exchanger generating steam or a mixture gas of a source gas and steam. At a lower side portion of the outer wall, there is outside discharging opening discharging the combustion gas which flows through the outside space.
Owner:OSAKA GAS CO LTD
Interlayer water-stop tray for house
PendingCN111809691ASuppress escapeAvoid enteringSewerage structuresDomestic plumbingStructural engineeringMechanical engineering
The invention discloses an interlayer water-stop tray for a house. The interlayer water-stop tray for the house is installed at the bottom of a floor and is connected to a through pipe, vertically penetrating through the floor, of an upper water passing device. The interlayer water-stop tray for the house comprises a tray base, a tray connecting piece and an anti-odor valve. The tray connecting piece and the anti-odor valve are installed on the tray base. The tray base comprises a tray body and a drain pipe arranged in the middle of the tray body. The anti-odor valve is arranged adjacent to the drain pipe. The anti-odor valve is a one-way valve. The water outlet of the anti-odor valve is connected to the wall of the drain pipe. The tray connecting piece is installed on the tray body, and connects and penetrates the bottom of the through pipe and the top of the drain pipe. Through the method, the odor escape and backwater phenomenon generated during use can be effectively suppressed, and small animals such as flying insects and ants are prevented from entering the room from a pipeline.
Owner:苏州禧屋住宅科技股份有限公司
A method of improving the solubility of hydrogen in water and its application
InactiveCN103989703BImprove solubilitySuppress escapeInorganic active ingredientsMedical devicesSolubilityTreatment effect
The invention discloses a method for raising water solubility of hydrogen, comprising the following steps: putting water into an aluminium bag and pretreating at 4 DEG C at the pressure of 0.4-0.8 Mpa for 6-7h; continuously blowing pure hydrogen prepared by electrolysis of water at 4 DEG C at the pressure of 0.4Mpa into water to dissolve for 2-3h; carrying out ultrasonic treatment on the above solution at 4 DEG C at pressure of 0.2Mpa under the condition of 10-30 thousands Hertz for 2-4h; and finally storing the hydrogen-containing solution at low temperature of 1-4 DEG C. When the above hydrogen-containing solution is applied on the surface of the skin, an aqueous solution containing hydrogen is conveyed through a conveyer pipe to the surface of the skin, hydrogen enters the skin through a biological membrane of the conveyer pipe, and the aqueous solution is recycled after outputted by the conveyer pipe. According to the hydrogen-containing solution, the aqueous solution is recycled but never enters human body. Thus, metabolism of patients is greatly reduced. The hydrogen-containing solution is especially suitable for disabled patients with lower limb ischemia reperfusion injury. By the preparation method, solubility of hydrogen can be greatly raised, and the effect of treating lower limb ischemia reperfusion injury is significant.
Owner:陈忠 +1
An organic electroluminescent device comprising fluorene derivatives
ActiveCN111969120BAsymmetricalImprove stabilityOrganic chemistrySolid-state devicesCarbazoleOrganic electroluminescence
The invention provides an organic electroluminescent device containing fluorene derivatives, and relates to the field of organic photoelectric technology. The organic electroluminescent device of the present invention comprises a fluorene derivative, and carbazole / indenocarbazole and its derivative groups are introduced into the fluorene derivative, thereby obtaining a series of compounds with higher glass transition temperature, so it has good thermal stability, and the organic electroluminescent device containing this type of compound also has good stability, so it has the advantage of long service life; at the same time, the compound provided by the invention has better hole mobility , a suitable HOMO energy level, and a higher triplet state energy level are conducive to hole transport and can effectively block the dissipation of excitons, which can significantly improve the luminous efficiency of the device.
Owner:CHANGCHUN HYPERIONS TECH CO LTD
Material distributing and defoaming device of evaporator
The invention discloses a material distributing and defoaming device of an evaporator. The device comprises a feeding pipe arranged on the wall of the evaporator in a penetrating manner, wherein a bend of the feeding pipe is arranged in the evaporator and is communicated with a vertical medium dispersion device; the medium dispersion device comprises a tubular side wall and an umbrella-shaped top cover which are fixedly connected; strip-shaped spraying holes are circumferentially arranged in the tubular side wall in parallel; the horizontal intervals between the adjacent spraying holes in each row of spraying holes are same; the two adjacent rows of spraying holes are staggered from each other; the diameter of the umbrella-shaped top cover is 2-3 times that of the top of the tubular side wall. The device is relatively high in processing capacity and defoaming efficiency.
Owner:JIANGSU JIATAI EVAPORATION CRYSTALLIZATION EQUIP
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