38results about How to "Well through" patented technology

The invention relates to the field of sensors, and discloses an interdigital large-area flexible array sensor and a preparation method thereof. The sensor comprises an electrode plate provided with aninterdigital array electrode and leads, a flexible substrate, and an array pressure-sensitive layer and an insulating glue layer which are arranged between the electrode plate and the flexible substrate, wherein the interdigital array electrode comprises a plurality of array units containing the same interdigital electrodes; the leads comprise row leads and column leads; and the two ends of eachinterdigital electrode are respectively connected to the corresponding row lead and the corresponding column lead. The preparation method comprises the following steps of preparing the electrode plateby adopting a silk-screen printing process; preparing a pressure-sensitive composite material; printing the uncured pressure-sensitive composite material on the array units on the electrode plate byadopting the silk-screen printing process in order to form the array pressure-sensitive layer; and laminating the electrode plate and the flexible substrate through an insulating glue. The method is simple in process, higher in efficiency and low in cost, and the prepared large-area high-density flexible array sensor is high in sensitivity, good in stability and wide in pressure sensing range.

A viewing window of electromagnetic shielding is composed of single layer or multiple layer of metal wire mesh, single layer or multiple layer of optical film in quantum well structure and transparent backing material as each layer of metal wire mesh is fabricated by metal thin wire flared-out in single set or multiple set, any two pieces of thin wires in each set of metal thin wire will be in the same plane as parallel to each other; optical film will be metal dielectric media multilayer film contained single layer of metal film or multiple layer of metal film and it is structured by inducible layer which consists of two layer of different transparent media films laid at two sides symmetrically and functional layer which will be compounded in between the inducible layers laid symmetrically as well as it will be embedded on the surface of microwave cavity to be closely compounded with the microwave cavity.

The invention discloses a preparation method of a self-assembled composite nanofiltration membrane for water softening. According to the method, polyethyleneimine is taken as a polyelectrolyte cation layer, and polydopamine is taken as a polyelectrolyte anion layer; by relying on the electrostatic interaction between opposite charges and the strong adhesion property of the polydopamine, a layer-by-layer self-assembly technology is used for preparing the (polyethyleneimine / polydopamine / polyethyleneimine) / polyethersulfone composite nanofiltration membrane on a polyethersulfone ultrafiltration membrane by means of alternate deposition. The composite nanofiltration membrane provided by the invention is only provided with one polyelectrolyte double-layer and one active layer; the preparation method is simple to operate, the prepared membrane is controllable in thickness and good in stability, and preparation cost is lower. The pure water permeability coefficient of the composite nanofiltration membrane is 7.15L / m<2>.h.Mpa, and the molecular weight cut-off of the composite nanofiltration membrane is 480Da, so that the composite nanofiltration membrane belongs to the category of nanofiltration membranes. The maximum retention rates of the composite nanofiltration membrane for Mg<2+> and SO4<2-> in water reach up to 97.5%, but the retention rates of the composite nanofiltration membrane for Na<+>, K<+> and Cl<-> are only about 36.2%, so that the composite nanofiltration membrane can effectively achieve the retention of Mg<2 +> and SO4<2-> ions in the water, and accordingly has better application prospect in the aspect of water softening.

An electromagnetic shielding inspection window composed of single or multiple metal mesh and single-layer or multiple-layer thin-film optical coating of quasi-semiconductor quantum well structure, the invention is characterized in that, each layer of metal mesh is formed by single group or multiple groups of stretched filaments, any two threads of the filaments in each filament group are in the same plane and parallel from each other, the perpendicular distance between the two adjacent filaments is no greater than the 1 / 2 times of the required cut-off microwave wavelength.

The invention discloses the preparation and application of flavonol as a brain-targeting synergist. In a long-term experimental study, the inventor finds that parts of flavonol compounds, particularly kaempferide, rutin, troxerutin, myricetin and aurantiamarin, and the hydroxy ether derivatives of the flavonol compounds, particularly glucoside, ester and ether derivatives of the flavonol compounds, can well promote medicine molecules, such as ginsenoside, stilbeneglycoside, resveratrol, levodopa, edaravone, vinpocetine, nicergoline, citicoline and oxiracetam, which have treatment or healthcare functions on cerebral diseases, to enter brain tissues, so that the concentration of the medicine molecules in the brain tissues is greatly increased without increasing the blood concentration, and the curative effect of medicine is effectively promoted.

The invention relates to the field of sensors, and discloses a sandwich type large-area high-density flexible array sensor and a preparation method thereof. The sensor comprises an upper polar plate,a lower polar plate, and an array pressure-sensitive layer and an insulating adhesive layer arranged between the upper polar plate and the lower polar plate, wherein the upper polar plate and the lower polar plate are provided with corresponding array electrodes and wires, the array electrodes are of a row and column line structure, the electrodes in each column are connected through the wires, the position, corresponding to the array pressure-sensitive layer, of the insulating adhesive layer is hollowed out, and the preparation method comprises the following steps: preparing an upper polar plate and a lower polar plate by adopting a silk-screen printing process; preparing a pressure-sensitive composite material; printing an uncured pressure-sensitive composite material on the array electrode on one polar plate by adopting a silk-screen printing process to form an array pressure-sensitive layer; and adhering the upper polar plate and the lower polar plate through an insulating adhesive. The method is simple in process, high in efficiency and low in cost, and the prepared large-area high-density flexible array sensor is high in sensitivity, good in stability and large in pressure sensing range.

The invention belongs to the technical field of high polymer materials and water treatment, and discloses an MBBR (Moving Bed Biofilm Reactor) filler which comprises the following components: a hydrophilic substrate, a toughening agent, light calcium carbonate, a density regulator, biological nutritive salt, a biological active agent and a biological enzyme activator. The toughening agent is copolymer grafted maleic anhydride, and meanwhile, hollow glass beads are selected as the density regulator, so that the problems of high density of inorganic filler of a hydrophilic filler agent and interface between the inorganic filler and a base material are solved. The invention also discloses a preparation method of the MBBR filler. Compared with polyethylene fillers, the prepared MBBR filler hasbetter hydrophilicity and biocompatibility. When the MBBR filler is used in an MBBR process, the COD removal rate is more than 85%, the ammonia nitrogen removal rate is more than 95% and the effluentCOD is less than 30mg / L. The MBBR filler is suitable for treatment of various sewage with different carbon / nitrogen and ammonia / nitrogen ratios, and is high in efficiency, high in aging and strong inuniversality.

The invention discloses a detection table and a detection method of a perspective AR glasses optical module. According to the detection table of the perspective AR glasses optical module, the opticalmodule at least comprises a lens. The detection table comprises: a rack; a profiling clamp assembly, wherein the shape of the profiling clamp assembly is matched with that of the optical module, and the profiling clamp assembly is installed on the rack and used for clamping the optical module; and a light source module which is a point light source, wherein the light source module is mounted on the rack, so that the light source module is imaged in the center of the view field of the optical module. The profiling clamp assembly is arranged on the rack, a light-emitting part is installed belowthe rack so that the light-emitting part can be imaged in the view center of the AR glasses optical module to be detected, the image output module outputs video or picture information, and if imagingof the light-emitting part in the view center of the optical module coincides with the video or picture output by the image output module, installation of the optical module is qualified.

The invention relates to a method for manufacturing a dye bobbin in the form of a cross-wound spool. According to the method, the cross-wound spool is supported in a bobbin creel of a coil winder of an automatic winder by utilization of a spool. The coil winder is provided with a device for rotating the cross-wound spool, and a device for allowing transverse movement of the yarn wound on the surface of the cross-wound spool. A random winding manner is adopted at the beginning of the dye bobbin (11) for winding, wherein inner yarn layers are wound with a large first cross angle (alpha) for producing good dye liquor, and the spool is switched to a small second cross angle (alpha 1) when reaching of a predetermined diameter (d) of the dye bobbin (11) and rewound in a random winding manner.

According to one embodiment of the present invention, a terahertz wave concentrating module can comprise: a first lens for changing a terahertz wave, which is emitted while a terahertz Bessel beam penetrates an object to be inspected, so as to have a small angle; and a second lens for concentrating, on a detector, the terahertz wave having passed through the first lens.

A shell material of microwave oven is structured by single or multiphe layer of metal wire mesh and single or multiple layer of metal dielectric multilayer film in quantum well structure as each layer of metal wire mesh has been formed by metal thin wire flared-out in single set or multiple set and the metal wire mesh will be casted in transparent material of glass, organic glass, polyester or resin, or will be bound on transparent backing material by binding agent. A special design for the material is to make optical thickness between the metal wire mesh and the metal dielectric multilayer film near 1 / 4 times of operation wave length of the microwave oven so as to be able to use ITO film to replace metal dielectric multilayer film.

The invention belongs to the field of medicinal preparation, and relates to a pharmaceutical composition, a liquid crystal gel preparation prepared from the pharmaceutical composition, and a preparation method and applications of the pharmaceutical composition. The pharmaceutical composition comprises gentamycin, ciprofloxacin, a solvent, a gel material, and a lyotropic liquid crystal material. The liquid crystal gel preparation prepared from the pharmaceutical composition is white, is uniform, is moderate in viscosity, and is convenient for smearing, and a novel approach is provided for antibiotic medicine liquid crystal gel preparation development. Compared with commercially available medicines of the same kind, after treatment of wounds infected with seawater pathogenic bacteria with the liquid crystal gel preparation, healing situations are excellent. After preparation of the two active antibacterial components into the liquid crystal gel, better skin permeability is achieved, so that the treatment effect on bacterium infection after immersion in seawater is better.

The invention relates to a method for cleaning a circumferential surface of a cylinder of a printing press. The method can realize improved cleaning t during a short time. In order to clean the circumferential surface, a cleaning fluid is first applied to the circumferential surface (15). In order then to remove contaminants (17), the contaminants (17) are broken up mechanically after the cleaning fluid is applied and before a cleaning apparatus (6) acting on the circumferential surface (15) is set into operation.

The invention discloses a bone activating and pain relieving plaster and a preparation method thereof. The plaster is prepared from earthworm, trogopterus dung, lindera aggregata, radix clematidis, herba aristolochiae, rhizoma atractylodis, angelica sinensis, notopterygium root, safflower, radix angelicae, divaricate saposhnikovia root, frankincense, myrrh, garden balsam stem, dried ginger, dog bone, white paeony root, asarum, ligusticum wallichii, pseudo-ginseng, kadsura pepper stem, honeysuckle stem, berba aristolochiae mollissimae, radix scrophulariae, baked squama manitis, curcuma zedoary,liquorice, rhizoma corydalis processed with vinegar, mint, clove, radix cyathulae and fried eucommia ulmoides through reasonable compatibility according to a scientific ratio. The plaster prepared bythe invention has the effects of warming and activating meridians, diminishing inflammation and relieving pain, softening hardness and resolving stasis, promoting blood circulation to remove blood stasis, and dispelling wind and drying dampness, can improve elastic regeneration of activated fibrous tissues so as to relax under-pressure tissues, achieve smooth qi and blood circulation and eliminate pain, has significant curative effect on cervical spondylosis, lumbar spondylosis, lower limb arthralgia, tenosynovitis, tennis elbow and bone fracture old diseases, and avoids relapse.

The invention belongs to the field of infrared light sources, and particularly discloses a preparation method and application of an MEMS infrared light source, and the preparation method comprises thesteps: preparing a supporting layer capable of transmitting infrared light on one surface of a monocrystalline silicon wafer; etching the other surface of the monocrystalline silicon wafer by adopting an MEMS process and etching through the middle area of the monocrystalline silicon wafer to form a hollowed-out structure; and performing pattern sputtering on the support layer to obtain an infrared heat radiator, depositing an infrared-light-transmitting and heat-insulating isolation layer on the surface of the infrared heat radiator, and depositing a reflection layer on the isolation layer toobtain the silicon-based MEMS infrared light source with the back-emitting structure. After the supporting layer is arranged on one side of the monocrystalline silicon wafer, MEMS process etching iscarried out on the other side of the monocrystalline silicon wafer to form the hollowed-out structure with the edge being a silicon substrate and the middle area being etched through, and meanwhile, the infrared heat radiator, the isolation layer and the reflection layer are sequentially arranged on the supporting layer. The back emission type infrared light source prepared by the method is high in infrared emission efficiency, and can effectively reduce the integration difficulty and the integration cost in application.

The invention provides a preparation method of a calamine lotion. The method specifically includes the steps of: mixing and grinding, cleaning, liquid preparation mixing, and filling, thus obtaining a finished product. The product obtained by the method provided by the invention has suspension liquid with good stability and lasting suspension property, the microorganisms are effectively controlled, and no gravel feel is generated during application of the lotion.

The invention discloses an aluminum gusset for an integrated ceiling. The aluminum gusset comprises a main board body, a first side edge, a second side edge, a third side edge, a fourth side edge, a bevel edge and a transparent plate; the first side edge, the second side edge, the third side edge and the fourth side edge are arranged on the four sides of the main board body correspondingly, and the bevel edge is arranged between the main board body and the fourth side edge; the transparent plate is arranged in the middle of the main board body; and the first side edge is connected with the second side edge, and the second side edge is connected with the third side edge. By arranging the four side edges on the main board body, arranging the bevel edge between the fourth side edge and the main board body and arranging decorative patterns on the bevel edge, the stereoscopic impression and the layering sense of the ceiling gusset are increased, and the diversity in structure and appearanceis increased; by arranging the transparent plate in the middle of the main board body to increase light transmission, a lighting device can be arranged at the back of the ceiling, and light can be well transmitted through the transparent plate of the ceiling; and at the same time, the aluminum gusset is not prone to deforming, the service life is long, the overall weight is light, and the use effect is remarkable.

The invention belongs to the technical field of macromolecular materials and water treatment, and discloses an MBBR filler whose components include a hydrophilic base material, a toughening agent, light calcium carbonate, a density regulator, a biological nutrient salt, a biological active agent and a biological Enzyme activator. The toughening agent is copolymer grafted maleic anhydride; at the same time, hollow glass microspheres are selected as the density regulator, which not only solves the high density of the inorganic filler of the hydrophilic filler, but also solves the interface problem between the inorganic filler and the base material. The proposal also discloses its preparation method, and the prepared MBBR filler has better hydrophilicity and bio-affinity than polyethylene fillers. Used in MBBR process, COD removal rate> 85%, ammonia nitrogen removal rate> 95%, effluent COD<30mg / L, suitable for various types of sewage treatment with different carbon / nitrogen and ammonia / nitrogen ratios, is a high-efficiency, Highly effective and versatile MBBR filler.

The invention discloses an organic electroluminescence device belonging to the field of organic electroluminescence. The organic electroluminescence device comprises a substrate, a scattering layer, an anode layer, a light emitting layer and a cathode layer which are stacked in sequence, wherein a scattering layer material is made of a mixture including transparent metal oxide and a colorless metal compound with the refractive index larger than 2.0 according to the mass rate of 0.05-0.6. The invention also provides a manufacturing method of the organic electroluminescence device. The manufacturing method comprises the following steps of: selecting the transparent metal oxide and the colorless metal compound with the refractive index larger than 2.0 according to the mass rate of 0.05-0.6, and mixing the transparent metal oxide and the colorless metal compound to obtain a scattering layer material; forming a scattering film by the scattering layer material on the substrate to obtain the scattering layer; and sequentially preparing the anode layer, the light emitting layer and the cathode layer on the scattering layer to obtain the organic electroluminescence device. According to the organic electroluminescence device, light inside the device is extracted out by using the scattering layer, so that the light emitting efficiency is enhanced.

The invention discloses a water-permeable road edge batten, mainly comprising surface materials and bottom materials, wherein the surface materials comprise carborundum, high-strength silicate P.I42.5R level of cement, pigment and water; and the bottom materials comprise three types of stones with different diameters, refined sand, grit, high-strength silicate P.I42.5R level of cement and water. The invention also discloses a preparation method of the water-permeable road edge batten, comprising the steps: preparation of the surface materials: mixing carborundum, high-strength silicate P.I42.5R level of cement and pigment according to the proportion, then putting the obtained mixture into a stirrer for the surface materials, adding water, stirring into viscous mixture, and the like. The invention not only can effectively solve the problems of the impounded water of the road and the water splash when vehicles pass, but also can absorb and discharge water quickly on raining days, thus ensuring that the rain can permeate the earth surface well to supply the underground water effectively, giving full play to the advantage that soil can adjust the temperature and the humidity of cities, and maintaining the ecological balance of the city surface.

The invention discloses a display panel, a display device and a control method of the display device.The display panel comprises a substrate, a light-emitting device layer, a light regulation and control layer and a polarization layer, the light-emitting device layer is formed on one side of the substrate and comprises a plurality of light-emitting units, and the light regulation and control layer is formed on the other side of the substrate; each light-emitting unit comprises a first electrode, a second electrode and a light-emitting layer arranged between the first electrode and the second electrode; the light regulation and control layer is arranged on the side, away from the substrate, of the light emitting device layer, the light regulation and control layer comprises at least one electric control light regulation and control module, and the light transmittance of the electric control light regulation and control module changes according to an input signal of the electric control light regulation and control module; the polarizing layer is stacked on the light regulation and control layer. According to the display panel, the service life can be prolonged, and the display effect can be improved.

The invention belongs to the technical field of natural medicine extracts and particularly relates to a lily and rhizoma anemarrhenae extract and a preparation method and application thereof. The research on antidepressant activity of rhizoma anemarrhenae in the field indicates that total saponins of rhizoma anemarrhenae have antidepressant activity and can reverse hyperfunction of hypothalamic-pituitary-adrenal axis (HPA) by increasing neurotransmitters in brain. The previous research of the inventor proves that the furostanol saponin in the extracts of lily and rhizoma anemarrhenae has goodantidepressant activity. The lily and rhizoma anemarrhenae extract has the good extraction effect on furostanol saponin, and is verified by an animal model so that the extract can effectively improvethe behaviors of depressed animals, the secretion of neurotransmitters in the brain of the animals can be increased, and the extract can be expected to be an antidepressant drug with a good prospect.

The invention discloses a preparation method of a self-assembled composite nanofiltration membrane for water softening. According to the method, polyethyleneimine is taken as a polyelectrolyte cation layer, and polydopamine is taken as a polyelectrolyte anion layer; by relying on the electrostatic interaction between opposite charges and the strong adhesion property of the polydopamine, a layer-by-layer self-assembly technology is used for preparing the (polyethyleneimine / polydopamine / polyethyleneimine) / polyethersulfone composite nanofiltration membrane on a polyethersulfone ultrafiltration membrane by means of alternate deposition. The composite nanofiltration membrane provided by the invention is only provided with one polyelectrolyte double-layer and one active layer; the preparation method is simple to operate, the prepared membrane is controllable in thickness and good in stability, and preparation cost is lower. The pure water permeability coefficient of the composite nanofiltration membrane is 7.15L / m<2>.h.Mpa, and the molecular weight cut-off of the composite nanofiltration membrane is 480Da, so that the composite nanofiltration membrane belongs to the category of nanofiltration membranes. The maximum retention rates of the composite nanofiltration membrane for Mg<2+> and SO4<2-> in water reach up to 97.5%, but the retention rates of the composite nanofiltration membrane for Na<+>, K<+> and Cl<-> are only about 36.2%, so that the composite nanofiltration membrane can effectively achieve the retention of Mg<2 +> and SO4<2-> ions in the water, and accordingly has better application prospect in the aspect of water softening.

The invention provides a double-glass photovoltaic component window and a manufacturing method thereof. The double-glass photovoltaic component window comprises multiple double-glass photovoltaic components and an aluminum frame, each double-glass photovoltaic component comprises ultra-white flat transparent tempered glass, a PVB composite film, a solar cell pack, a PVB composite back film, middle-layer glass and back glass sequentially from outside to inside; an interval between each middle-layer glass and the corresponding back glass, two vertical supporting frames of the aluminum frame are provided with a row of equidistant mounting holes correspondingly in the horizontal direction, a rotary part is arranged in each mounting hole, each rotary part is fixedly connected with the outermost layer of the double-glass photovoltaic components, and the double-glass photovoltaic components are parallelly arranged in the aluminum frame by identical angles, the double-glass photovoltaic component window is high in light transmittance and good in sealing effect, can collect more solar energy and has an automatic cleaning function, air bubbles in the process of manufacturing can be reduced greatly, and finished product rate is increased; the double-glass photovoltaic component window is suitable for severe environment large in temperature difference.

The invention relates to the field of sensors, and discloses a sandwich-type large-area high-density flexible array sensor and a preparation method thereof. The sensor includes an upper plate, a lower plate, and an array pressure-sensitive layer and an insulating adhesive layer arranged between the upper and lower plates. , the upper and lower plates are provided with corresponding array electrodes and wires, the array electrodes have a row-column structure, each row of electrodes is connected by wires, and the position of the insulating adhesive layer corresponding to the pressure-sensitive layer of the array is hollowed out. The preparation method includes the following steps : The upper and lower pole plates are prepared by screen printing; the pressure-sensitive composite material is prepared; the uncured pressure-sensitive composite material is printed on the array electrodes on one of the pole plates by the screen printing process to form an array pressure-sensitive layer; Bond the upper and lower plates with insulating glue. The invention has simple process, high efficiency and low cost, and the prepared large-area high-density flexible array sensor has high sensitivity, good stability and large pressure sensing range.

The invention discloses the preparation and application of flavonol as a brain targeting synergist. The inventors have found in long-term experimental research that some flavonol compounds, especially kaempferol, rutin, troxerutin, myricetin, hesperidin, and their hydroxy derivatives, especially their glycosides, esters, ethers Derivatives, can be very good to promote the therapeutic drug molecules ginsenoside, stilbene glycoside, resveratrol, levodopa, edaravone, vinpocetine, nicergoline, cytosine When choline, oxiracetam, etc. enter the brain tissue, the concentration of the drug in the brain tissue is greatly increased without increasing its blood concentration, and the curative effect of the drug is effectively improved.

The invention relates to the technical field of cellulose plates, in particular to a scented cellulose and a method for preparing a single-color plate using the scented cellulose. The scented cellulose consists of the following raw materials in parts by weight: 80-120 parts by weight of cellulose acetate, plasticizer 20~40 parts, 0.01~0.1 parts of fragrance agent and 0~1 part of pigment powder. A method for preparing a single-color plate using the above-mentioned scented cellulose, comprising the following steps: A, adding the above-mentioned cellulose acetate and plasticizer in the blender, stirring at room temperature for 18-30 hours at a speed of 60-100 r / min, Obtain the mixture; B, put the above mixture into a twin-screw extruder, melt and extrude it, cool it to 30~40°C, and cut it into pellets to obtain the rubber material; C, put the above rubber material and the above weight parts of flavoring agent and pigment powder into The single-screw extruder is melted and extruded to obtain a single-color plate of flavored cellulose. The scented cellulose monochromatic plate prepared by the invention has strong scent persistence.

The invention relates to a method for cleaning a circumferential surface of a cylinder of a printing press. The method can realize improved cleaning t during a short time. In order to clean the circumThe invention relates to a method for cleaning a circumferential surface of a cylinder of a printing press. The method can realize improved cleaning t during a short time. In order to clean the circumferential surface, a cleaning fluid is first applied to the circumferential surface (15). In order then to remove contaminants (17), the contaminants (17) are broken up mechanically after the cleaningferential surface, a cleaning fluid is first applied to the circumferential surface (15). In order then to remove contaminants (17), the contaminants (17) are broken up mechanically after the cleaning fluid is applied and before a cleaning apparatus (6) acting on the circumferential surface (15) is set into operation.fluid is applied and before a cleaning apparatus (6) acting on the circumferential surface (15) is set into operation.

The invention belongs to the technical field of photoelectric materials and devices, and discloses a structure of anti-ultraviolet transparent power generation glass and a preparation method thereof.The device structure comprises a positive electrode, an ultraviolet light absorption layer and a negative electrode. According to the device, the ultraviolet band is fully utilized, and the visible light band is completely transmitted. Ultraviolet light is absorbed and converted into electric energy while ultraviolet damage is prevented. The structure can be applied to building exterior walls, automobile glass and the like, and is environment-friendly.