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507results about How to "stable structure" patented technology

Silicon/carbon composite microsphere negative electrode material as well as preparation method and application for same

ActiveCN103311522Astable structureImprove charge and discharge cycle life
The invention relates to a silicon/carbon composite microsphere negative electrode material as well as a preparation method and an application for the same. The silicon/carbon composite microsphere negative electrode material is silicon/carbon composite microspheres internally provided with pore structures; and each microsphere comprises a matrix material of hard carbon, and an active material of silicon powder. The preparation method for the silicon/carbon composite microsphere negative electrode material comprises the following steps of: uniformly mixing silicon powder, soft carbon, carbon black, a soluble carbon-containing organic adhesive and a solvent with formula amounts to obtain a slurry; and performing spray-drying and carbonization on the slurry to obtain the silicon/carbon composite microsphere negative electrode material. The silicon/carbon composite microsphere negative electrode material provided by the invention has the advantages of being high in tap density, high in reversible capacity, good in cyclicity, good in rate capability, safe and reliable, and high in first-week coulombic efficiency; the preparation method provided by the invention is simple in process, environment-friendly, low in energy consumption and cost, and easy to realize large-scale production.
Owner:INST OF PROCESS ENG CHINESE ACAD OF SCI

Tubular nanofiltration membrane with multi-layer structure and preparation method thereof

The invention relates to a tubular nanofiltration membrane with a multi-layer structure and a preparation method thereof. The tubular nanofiltration membrane with the multi-layer structure is four-layered, and the four layers comprises a first layer, a second layer, a third layer and a fourth layer from inside to outside in sequence, wherein the first layer is a microfiltration supporting tube made from a carboxyl-contained fiber knitting tube which is filled with inorganic minerals; the second layer is a ultrafiltration layer formed by coating carboxyl-contained polymer on the outer surface of the first layer; the third layer is a nanofiltration layer made of polyamide formed by interfacial polymerization; and the fourth layer is a water loving layer forming covalent binding with the third layer. The tubular nanofiltration membrane with the multi-layer structure is obtained through the steps of forming functional layers from indie to outside in sequence, and stable chemical binding is formed among layers, so that the tubular nanofiltration membrane has excellent resistance to pressure and mechanical strength, and good water loving property, water permeability and antifouling ability; and moreover, the flux reaches more than 30 L/m<2>h, the removal rate of singlevalent salt is more than 30%, and the removal rate of bivalent salt is more than 95%.
Owner:ZHEJIANG UNIV

Concrete cracking overall process testing device based on true environment

The invention provides a concrete cracking overall process testing device based on a true environment. The device comprises a base, wherein an environmental box, a concrete sample containing device, a true environment simulation system and a loading system are arranged on the base; the environmental box is isolated from the surroundings; the concrete sample containing device is arranged in the environmental box and comprises a fixed chuck, a movable chuck and a sample middle fixed side formwork, the fixed chuck, the movable chuck and the sample middle fixed side formwork are spliced to form a concrete sample containing space, the fixed chuck is fixedly arranged in the environmental box, and the movable chuck is movably arranged; the environmental box and the concrete sample containing space are provided with temperature sensors; the true environment simulation system at least comprises a temperature regulation device which is arranged in the environmental box and the concrete sample containing device to simulate the set true environment at temperature; the loading system enables the movable chuck to be fixed or move in the axis direction, and a displacement/deformation sensor is arranged on the movable chuck to sense deformation of a concrete sample; a stress sensor is arranged to sense the load borne by the sample. The device can be used for testing the whole process of development of temperature, stress and other factors of concrete in a changeable environment from the test angle.
Owner:CHINA INST OF WATER RESOURCES & HYDROPOWER RES

Sample culture carrier

ActiveCN106222087AReasonable space layoutstable structure
The invention discloses a sample culture carrier. The sample culture carrier comprises a base and multiple culture vessels, all the culture vessels are stacked, each culture vessel comprises a vessel body, a vertical cylinder, a bump and an injection tube, the end face of the top of each vessel body is provided with a vessel top groove, the top of the base is provided with a base top groove, and the bump of the lowest culture vessel is located in the base top groove; a rotating tube penetrates through all the vertical cylinders, the rotating tube and the vertical cylinders can rotate relatively, the outer side wall of the rotating tube makes close contact with the inner side walls of the vertical cylinders, and a drain groove is formed in the outer side wall of the rotating tube; each vertical cylinder is provided with a liquid equalizing hole communicated with the interior of the corresponding vessel body, each liquid equalizing hole is provided with a cell filtering net and a liquid equalizing one-way valve, and the lower end of each injection tube is communicated with the interior of the corresponding vessel body; the bump of the upper culture vessel is located in the vessel top groove of the corresponding lower culture vessel. The sample culture carrier has the advantages of being suitable for cell culture, determination and comparison, reasonable in spatial arrangement, stable in structure, convenient and rapid to operate, good in consistency of adjustment in the experimental process and high in accuracy.
Owner:南京乐诊生物技术有限公司

Manufacturing equipment and manufacturing method of back-sided crossed dovetail grooves of tiles

The invention discloses manufacturing equipment of back-sided crossed dovetail grooves of tiles and a manufacturing method of the back-sided crossed dovetail grooves of the tiles. The manufacturing method comprises the following steps: mutually and cooperatively performing compression molding on tile blank bodies by adopting two large components including a tile blank body molding surface pressingstand and a tile blank body back pressing stand; configuring a layer of movable inclined-edge molding plate in the tile blank body back pressing stand to perform compression and die carving on the back sides of the tile blank bodies; forming crossed oblique post openings formed by crossed mounting tile molding teeth on the back sides of the tiles and then combining the crossed oblique post openings to form the crossed dovetail grooves. The tile blank body molding surface pressing stand prepared by the invention comprises the inclined edge molding plate, the back pressure stressed bedplate anda tile die-compression back pressure plate, wherein prestressed compression fixed columns are formed between the back pressure stressed bedplate and the tile die-compression back pressure plate; a stressed structure adopts a linkage type combination form, compression on back-pattern crossed type dovetail grooves of the tile blank body can be carried out in one pultruded stroke; the back patternsof the prepared tile blank body are crossed into inclined columns and the inclined columns are combined into the crossed dovetail grooves.
Owner:陈锐

Integrated sample culture device

ActiveCN106282017AReasonable space layoutstable structure
The invention discloses an integrated sample culture device. The integrated sample culture device comprises a base and a plurality of culture vessels which are stacked. Each culture vessel comprises a vessel body, a vertical cylinder, a protruding block and a liquid injection pipe, wherein a vessel top groove is formed in the top end face of the vessel body. A base top groove is formed in the top of the base, the protruding block of the lowermost culture vessel is located in the base top groove, a rotating pipe penetrates through all the vertical cylinders, the rotating pipe and the vertical cylinders can rotate relatively, the outer side wall of the rotating pipe and the inner side walls of the vertical cylinders are in sealed contact, and a liquid discharging groove is formed in the outer side wall of the rotating pipe. Liquid unifying holes communicated with the interiors of the vessel bodies are formed in the vertical cylinders, cell filter screens and liquid unifying one-way valves are arranged in the liquid unifying holes, and the lower ends of the liquid injection pipes are communicated with the interiors of the vessel bodies. The protruding blocks of the culture vessel bodies on the upper portion are located in the vessel top grooves of the culture vessel bodies on the lower portion. The integrated sample culture device has the advantages of being suitable for cell culture, measuring and comparing, reasonable in space layout, stable in structure, capable of achieving convenience and fastness in the operation process and high in adjusting consistency and accuracy in the experiment process.
Owner:SHENZHEN XBIOME BIOTECH CO LTD

Pyrimidine-ring-contained palladium metal ligand and preparation method thereof

InactiveCN101885743Astable structureConvenient storage and transportation
The invention relates to a pyrimidine-ring-contained palladium metal ligand and a preparation method thereof, belonging to the field of organic synthesis. The pyrimidine-ring-contained palladium metal ligand has a general formula which is shown in the specification, wherein the dotted portion is R; R is aryl or ferrocenyl, R1 is phenyl, ring ethyl, ethyl, propyl, or butyl, and Aryl is aryl or heterocyclic group, and X is selected from Cl-, Br- and I-. The preparation method of the pyrimidine-ring-contained palladium metal ligand comprises the following steps of: mixing halogenated pyrimidine ground ring single palladium adduct, Aryl-B(OH)2, alkali and organic solvent; heating and refluxing under the protection of inert gases; adding water after refluence; and then, adding an organic solvent to extract products to obtain a pyrimidine-ring-contained palladium metal ligand. The halogenated pyrimidine ground ring single palladium adduct has a general formula which is shown in the specification, wherein the dotted portion is R; the X1 is Cl-, Br- or I-. The method avoids the direct reaction between a multidentate ligand and a palladium source, avoids adding an additional palladium catalyst in a reaction process, has low requirements for reaction conditions, high yield and stable products and can be used for preparing ring-palladium polynuclear metal compositions.
Owner:LUOYANG NORMAL UNIV

Express waybill with privacy information protection function

InactiveCN105966111ARobuststable structure
The invention relates to an express waybill with the privacy information protection function. The express waybill with the privacy information protection function is characterized in that the express waybill is divided into five regions of a sending-out information region, a consignee information region, a sender information region, a charge information region and a destination information region; both consignee information and sender information are enciphered information, and partial information is shown in asterisks; the support value charge information and insured amount region information in the charge information region are enciphered information and are shown in asterisks; the destination information region includes character information including the specific address, corresponding barcode information for system recognition, starting address acronyms, ending address acronyms, the consignee signature region and 2-dimensional barcodes; and the 2-dimensional barcodes include all the express information and are recognized through an express logistics management system. According to the express waybill with the privacy information protection function, by the adoption of the efficient privacy information encryption algorithm, the data coding technology and the express information management system, the customer identity information in the express waybill is protected, the algorithm robustness is high, the information management system is stable in structure, and extremely high practicability is achieved.
Owner:UNIV OF SHANGHAI FOR SCI & TECH

Cholesteric-phase flexible liquid crystal display device and preparation method thereof

InactiveCN104090409AEven by forcestable structure
The invention discloses a cholesteric-phase flexible liquid crystal display device and a preparation method of the cholesteric-phase flexible liquid crystal display device. The cholesteric-phase flexible liquid crystal display device comprises a light absorption layer, a first flexible substrate, a second flexible substrate, a first electrode, a second electrode, a first orientation layer, a second orientation layer, a liquid crystal mixture layer and a light mask plate. Ultraviolet light acts on the flexible liquid crystal display device through the light mask plate, the liquid crystal mixture layer is provided with a polymer wall of a special structure, and capsulation covering is conducted on liquid crystal molecules through the polymer wall formed through a polymerization reaction, so that the cholesteric-phase flexible liquid crystal display device is formed. Compared with display devices of other types, the cholesteric-phase flexible liquid crystal display device has the advantages of being low in power consumption, small in size, low in cost and the like, a capsulation flexible panel of cholesteric liquid crystals is formed in a special mode, the polymer wall has the specific structure, and the cholesteric-phase flexible liquid crystal display device has good photoelectric performance and display and mechanical overall performance.
Owner:SINOFLEX OPTOELECTRONICS CHUZHOU

Otolithiasis diagnosis and treatment and semicircular canal function test integrated system

ActiveCN105769440Astable structureOvercoming eccentric operation and fragile shaft
The invention provides an otolithiasis diagnosis and treatment and semicircular canal function test integrated system.The system has the advantages of being stable in whole structure, easy and convenient to operate, high in reliability and the like.The system particularly comprises a rotating device, a seat adjustment device, a human body fixing device and a control and treatment device, wherein motors and a control device of the rotating device and the seat adjustment device are in communication connection with the control and treatment device, the seat adjustment device is rigidly connected to the rotating device, and a seat rotating shaft of the human body fixing device is movably connected to the seat adjustment device.The otolithiasis diagnosis and treatment and semicircular canal function test integrated system can enable a patient fixed on a seat to rotate by any angle on the two vertical axes which are perpendicular to each other in the space, and the otolithiasis diagnosis and treatment and semicircular canal function test requirements are met; the gravity center balance adjustment function in idle load and load is achieved, the gravity center and the center of rotation coincide, the problem that the rotating shaft is prone to damage due to rotation eccentricity is solved, and the stability is improved; meanwhile, the full-automatic and manual integrated operation function is achieved, operation is easy and convenient, and the reliability is high.
Owner:XIEHE HOSPITAL ATTACHED TO TONGJI MEDICAL COLLEGE HUAZHONG SCI & TECH UNIV

Flexible and active color semiconductor light-emitting display module and flexible display screen

The invention discloses a flexible and active color semiconductor light-emitting display module and a flexible display screen. The flexible and active color semiconductor light-emitting display modulecomprises a flexible and active matrix display control circuit substrate, a short-wavelength III-V semiconductor light-emitting device array intermediate layer and thin film matrix array top layers,wherein the thin film matrix array top layers are corresponding to short-wavelength III-V semiconductor light-emitting device arrays and are used for respectively emitting blue light, green light andred light, the short-wavelength III-V semiconductor light-emitting device array intermediate layer is pasted onto the flexible and active matrix display control circuit substrate, and the thin film matrix array top layers are etched onto a part of the short-wavelength III-V semiconductor light-emitting device array intermediate layer. By the flexible and active color semiconductor light-emitting display module, the flexible and active color semiconductor light-emitting display module can be produced and manufactured, a flexible display screen is produced, and the flexible and active color semiconductor light-emitting display module has the advantages of simple process, structural stability, relatively high finished rate and the like.
Owner:SPIMAGE XIAMEN CO LTD

Surface modified nano metal oxide anti-wear self-repairing material and preparation method thereof

The invention relates to a surface modified nano metal oxide anti-wear self-repairing material and a preparation method thereof. The prepared product is good in oil solubility, the generation of sediment of the product in lubricating oil, which affects the extreme pressure and anti-wear performance of the product, is avoided, and the product can be dissolved in lubricating oil of all models. The product has excellent load resistance and extreme pressure and anti-wear performance and is suitable for heavy-duty mechanical lubrication and extreme pressure anti-wear; and the product has a smart self-repairing function for scratches and wear of the surface of a friction part. When the surface modified nano metal oxide anti-wear self-repairing material is used for an engine, oil can be saved by15% or more, the engine noise is reduced by 15%, the material has functions of anti-wear and noise reduction and particularly can greatly reduce wear during cold start of an automobile and better protect the engine from cold wear; the oil change period is prolonged by one time or more (engine oil is replaced each time the automobile travels over 10000 to 15000 km), the catalytic oxidation of the lubricating oil through metal ions under high temperature is prevented, and the service life of the lubricating oil is prolonged.
Owner:烟台华恒节能科技有限公司

Locally-reinforced composite dot-matrix sandwich panel and preparation method thereof

InactiveCN101837663Astable structureincrease bonded area
The invention relates to a locally-reinforced composite dot-matrix sandwich panel and a preparation method thereof, belonging to the technical field of composite preparation and aiming at solving the problems that the existing automatically-molded composite dot-matrix sandwich panel has low integral shearing strength because the internal structures thereof are combined in an adhering way. The sandwich panel comprises pyramid dot-matrix cores, reinforcing parts, an upper composite panel and a lower composite panel. The preparation method of the sandwich panel comprises the following steps: clearing the molding surfaces of molds, and applying mold releasing agent to the molding surfaces of the molds; laying and filling impregnated resin fiber bundles in the groove of the female mold along the direction of the groove in succession, and assembling the female mold and the male mold; preparing unidirectional fiber dot-matrix structure monomers; mutually meshing the unidirectional fiber dot-matrix structure monomers in a crossing way, and reinforcing the unidirectional fiber dot-matrix structure monomers with the reinforcing parts; and adhering the reinforcing parts arranged on the upper end and the lower end of the pyramid dot-matrix cores to both the upper composite panel and the lower composite panel, thereby obtaining the composite dot-matrix sandwich panel.
Owner:HARBIN INST OF TECH

High temperature-resistant and high-insulation sealing glass and preparation method thereof

ActiveCN105776868AImprove glass fluiditystable structure
The invention discloses a preparation method of a high temperature-resistant and high-insulation sealing glass. The preparation method has the advantages that silicon dioxide is used as a skeleton structure; by adding BaO (barium oxide) as a generating body of glass, the melting temperature of the glass is lowered, the heat expansion coefficient of the glass is adjusted, and the fluidity of the glass is improved; by adding Al2O3 (aluminum oxide), an AlPO4 (aluminium phosphate) unit can be formed in the glass, and a straight chain is changed into a network structure, so that the structure of the glass is stable, and the chemical stability is improved; by adding ZrO2 (zirconium dioxide), the chemical stability of the glass is favorably improved; by replacing one part of BaO by other divalent metal oxides, such as CaO (calcium oxide), the melting temperature of the glass is lowered, the expansion coefficient of the glass is adjusted, and the chemical stability of the glass is improved; by adding TiO2 (titanium dioxide), the glass has high and low dielectric constants, and the electric insulation property of the glass is improved; by adding As2O5 (diarsenic pentoxide) into the formation of the glass structure, the separating from the network skeleton of the glass is avoided; the sealing temperature of the sealing glass is 1000 to 1050 DEG C, and the heat expansion coefficient is 70 to 100*10<-7>/DEG C; after sealing, the high temperature and high pressure resistant properties are good, and the insulation property is excellent.
Owner:XIAN SEAL ELECTRONICS MATERIAL TECH CO LTD
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