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7580results about How to "Excellent adhesion" patented technology

Hydrophilic nano zinc based composite coating

The invention belongs to the technical field of chemical engineering coatings and particularly relates to a hydrophilic nano zinc based composite coating used for preventing corrosion on the surfaces of the metal parts. The coating comprises an emulsifier, a dispersant, an antifoaming agent, scaly metallic powder, nano oxides, a silane coupler, an alcohol-type solvent, a high-molecule organic material, a thickener and 30.0 to 60.0 percent of water serving as a disperse medium. The coating can be coated by spraying, brushing, soaking and soaking-centrifugal coating and other methods, and the coating can be formed by being roasted at a temperature of about 200 DEG C for 20 minutes. Neutral salt spray corrosion resistant tests show that the neutral salt spray corrosion resistant time is more than 800h, the binding force is proved to be above level 4 (by an adhesive band test). The coating has the advantages of environmental pollution prevention, excellent metallic corrosion resistant property, economy and practicability and convenient use; and moreover, the coating can be widely used for the corrosion resistant treatment of the surface of metal parts made of iron, aluminum, copper and magnesium alloy and the like, particularly the corrosion resistant treatment of metal parts with complex geometric shapes.
Owner:YUNNAN GREAT IND DEV

Various grains nutritious vermicelli produced with dual-extrusion pressing and compound steam combined method

The invention relates to flour food, in particular to a minor cereal nutrient dried noodle produced by a double extrusion and secondary steaming combination method and a preparation method thereof. The invention is characterized in that the minor cereal nutrient dried noodle is prepared through the following steps: five cereals are taken as main raw materials, cucurbits, vegetables and potatoes are added or are not added, an auxiliary material capable of improving and enhancing the quality of a product and a complex quality improvement liquid are added, and processes such as raw material pretreatment, mixing and stirring, noodle-making molding by the double extrusion and secondary steaming combination method, drying, cutting, packing and so on, are performed. The reasonable formula design and the noodle-making molding process by the double extrusion and secondary steaming combination method, namely a process of steaming and cooking once again after two-stage extrusion molding, assure the balanced nutrition and the strong health care function of the product, and the minor cereal nutrient dried noodle has the advantages of long storage period, steady quality, no turbid soup during the cooking, boiling fastness, good thermal stability, smooth appearance, and chewy taste, and can be eaten as staple food like ordinary dried noodles.
Owner:奥生平 +1

Dielectric-varied capacitive flexible three-dimensional force tactile sensor

The invention discloses a dielectric-varied capacitive flexible three-dimensional force tactile sensor. The dielectric-varied capacitive flexible three-dimensional force tactile sensor is characterized in that a flexible printed circuit board is arranged, wherein a square common electrode and four identical rectangular induction electrodes which are located on the periphery of the edges of the common electrode in an equidistant mode are printed on the printed circuit board; the induction electrodes are in two-to-two symmetry with the center of the common electrode serving as the symmetry point; a composite multi-dielectric layer is fixed to the flexible printed circuit board; the composite multi-dielectric layer is formed by an inversely-concave PDMS dielectric layer and an air dielectric layer located in a groove of the PDMS dielectric layer; the composite multi-dielectric layer is buckled on the upper portion of the flexible printed circuit board, and the common electrode and the four induction electrodes are located in the air dielectric layer; a PDMS hemispheric contactor is arranged on the composite multi-dielectric layer. According to the dielectric-varied capacitive flexible three-dimensional force tactile sensor, the common electrode and the induction electrodes are located on the same plane; compared with a traditional capacitive tactile sensor of an up-down electrode structure, the dielectric-varied capacitive flexible three-dimensional force tactile sensor has the advantages of being simple in manufacturing process and capable of being easily arrayed.
Owner:HEFEI UNIV OF TECH

Semiconductor light emitting element

The present invention provides a semiconductor light emitting element realizing lower resistance, higher output, higher power efficiency, higher mass productivity and lower cost of the element using a light transmissive electrode for an electrode arranged exterior to the light emitting structure. A semiconductor light emitting element including a light emitting section, a first electrode, and a second electrode on a semiconductor structure including first and second conductive type semiconductor layers, the first and the second electrodes being arranged on the first conductive type semiconductor layer and a second conductive type semiconductor layer of the light emitting section, respectively; and a light transmissive insulating film formed on at least one part of the second conductive type semiconductor layer; wherein the second electrode includes a first layer of a light transmissive conductive film for covering at least one part of the second conductive type semiconductor layer and a second layer which is arranged on at least one part of the light transmissive insulating film and which conducts to the first layer; a light reflecting part is formed on a surface side of the first layer, and aboundary region of the light transmissive insulating film and the semiconductor structure; and the second layer side surface of the light transmissive insulating film is distant from the semiconductor structure than the surface of the first layer.
Owner:NICHIA CORP

Touch sensor based on flexible pressure-sensitive conductive rubber

The invention provides a touch sensor based on flexible voltage-sensing conductive rubber. The invention is characterized in that a sensing unit has a structure form that: a flexible circuit board is used as a motherboard, the disc-shaped flexible voltage-sensing conductive rubber is arranged on the flexible circuit board and is electrically connected with an electrode distributed on the flexible circuit board, a stress surface at the top part of the flexible voltage-sensing conductive rubber is covered by a force transmitting hemisphere; the flexible circuit board is in a four-electrode structure, wherein, a public electrode A is a center circle electrode which is positioned on the concentric position together with the disc-shaped flexible voltage-sensing conductive rubber, a signal electrode B, a signal electrode C, and a signal electrode D which are at an angle of 120 degrees between every two are fan-shaped electrodes that are evenly distributed on a same torus of the periphery of the public electrode A. The invention relates to the touch sensor which has the advantages of strong surface suitability, high reliability, simple signal collecting circuit, and convenient manufacture, and also can be used for the three dimensional force detection.
Owner:HEFEI UNIV OF TECH

Transformer station rail-mounted intelligent patrol robot

ActiveCN102736624ARealize continuous fixed-point observationAchieve positioningPosition/course control in two dimensionsBogieElectricity
The invention belongs to the special robot field, and concretely provides a transformer station rail-mounted intelligent patrol robot including steering frames, a chassis, a current collector, travel switches, a holder, a control system, a slide wire and positioning blocks. The two steering frames are mutually independent with a same structure, and respectively ride on a track for running. One side of the track is provided with the slide wire which is connected with an external power supply, and the other side of the track is provided with a plurality of positioning blocks. The chassis is connected with the two steering frames respectively. An upper surface of the chassis is respectively provided with the holder and the control system. A side of one steering frame is provided with the current collector which slides on the slide wire and supplies power for the robot. Two steering frames at the other side relatively are respectively provided with a travel switch, and moving tracks of the travel switches are corresponding to mounting positions of the positioning blocks. The current collector and the travel switches are respectively electrically connected with the control system. According to the invention, the control of accurate walking, positioning and the like of the robot on a planned track path can be realized, and continuous fixed-point observation of a plurality of targets can be realized.
Owner:SHENYANG INST OF AUTOMATION - CHINESE ACAD OF SCI

Straddle type single-track operating vehicle with four-wheel-pair structure

ActiveCN104554290AGuaranteed uptimeMeet line requirementsMonorailsCarriagesBogieControl theory
The invention relates to an urban railway operating vehicle and particularly relates to a straddle type single-track operating vehicle with a four-wheel-pair structure. The problems of heavy carriage, complex driving mode, low driving efficiency, heavy bogie, and the like, of the present operating vehicle are solved. The straddle type single-track operating vehicle comprises a carriage, a front bogie, a rear bogie, an I position wheel pair, an II position wheel pair, an III position wheel pair and an IV position wheel pair, wherein each bogie comprises a frame, a vehicle body supporting device and a dragging device; the whole frame has an II-shaped all-steel welded plate type box structure and comprises a lateral beam, an end beam, a central beam and a longitudinal beam; a motor bracket is fixed between the upper part of the lateral beam and the longitudinal beam; the I position wheel pair and the II position wheel pair are mounted on the motor bracket of the rear bogie; the III position wheel pair and the IV position wheel pair are mounted on the motor bracket of the front bogie; a guide wheel assembly is mounted in the middle of the lateral beam; a stable wheel assembly is mounted on the lower part of the lateral beam. The line demand on a single rail PC beam is reasonably met; the safety factor is high; the traction performance is excellent; the structure is simple; the repairing is easy; the vehicle running is stable; the braking performance is excellent.
Owner:太原中车时代轨道工程机械有限公司

Preparation method for multi-component net-shaped nanofiber membrane

The invention relates to a preparation method for a multi-component net-shaped nanofiber membrane. The preparation method includes the detailed steps that step1, mixing and beating are performed on meta-position aramid fibers, halogen salt and organic solvent by the mass ratio of 1:0.004-0.4:2.996-18.6, and a meta-position aramid fiber solution is prepared through mixing; step2, functionality high-molecular polymers and the solvent are mixed by the mass ratio of 1:5.4-98.99, then nano-particles are added, and heating and mixing are performed to prepare a functionality high-molecular solution, wherein the mass fraction of the nano-particles in the solution is 0.01-5%; step3, the meta-position aramid fiber solution obtained in the step1 and the functionality high-molecular solution obtained in the step2 are mixed by the mass ratio of 1:0.05-0.5 in a dripping mode, and then ultrasonic treatment is performed to obtain a spinning solution; step4, under the conditions of 20 DEG C-30 DEG C indoor temperature and 20-70% relative humidity, the spinning solution is used for electrostatic spinning, and finally the multi-component net-shaped nanofiber membrane with a 5nm-20nm net-shaped nanofiber diameter and reaches over 95% in net-shaped structure coverage rate is obtained. The preparation technology is simple and low in cost, tensile strength of material reaches 100MPa-2000MPa, and the functionality advantage is remarkable.
Owner:DONGHUA UNIV

Straddle type monorail operation vehicle with structure comprising two pairs of wheels

The invention relates to an urban rail operation vehicle and in particular relates to a straddle type monorail operation vehicle with a structure comprising two pairs of wheels. The straddle type monorail operation vehicle comprises a carriage, a steering frame, an engine, a transfer case and a walking pump, wherein the steering frame is connected with an underframe of the carriage through a central pin dragging device; the steering frame comprises a framework, a secondary suspension device and a dragging device; the overall framework is of an II-shaped full-steel installed and welded plate type box structure and comprises a side beam, end beams connected to two ends of the upper part of the side beam and two vertical beams which are connected between the end beams; a motor bracket is fixed between the upper part of the side beam and the corresponding vertical beam; two independently-driven walking wheel assemblies are mounted on two motor brackets; four guide wheel assemblies are mounted on two sides of the middle part of the side beam; two stabilizing wheel assemblies are mounted on two sides of the lower part; the secondary suspension device adopts a secondary steel coil spring assembly. The straddle type monorail operation vehicle can reasonably meet the circuit requirements of monorail PC beams and is high in safety coefficient, excellent in dragging performance, simple and compact in structure, easy to maintain, stable in running and excellent in brake performance.
Owner:太原中车时代轨道工程机械有限公司

Photosensitive resin pool, photocuring 3D (three-dimensional) printer using photosensitive resin pool and printing method

The invention provides a photosensitive resin pool. The photosensitive resin pool comprises a pool body, an oxygen molecule semipermeable membrane located above a bottom wall in the pool body as well as an air inlet and an air outlet, wherein the area of the oxygen molecule semipermeable membrane accords with that of the bottom wall of the pool body, and a cavity is formed between the oxygen molecule semipermeable membrane and the bottom wall of the pool body; the air inlet and the air outlet are formed in the side wall or the bottom wall of the pool body and communicated with the cavity. Besides, the invention further provides a 3D (three-dimensional) printer adopting the photosensitive resin pool and a printing method. The structures of the photosensitive resin pool and the 3D printer are simple, the printing quality is reliable, and the service life is longer. By means of the method, the starting time, the inflating volume and the air extracting volume of an inflation unit and an air extraction unit are correspondingly adjusted, the semipermeable membrane cannot swell while an oxygen molecule layer is formed on the upper surface of the semipermeable membrane, a print object cannot be easily bonded to the semipermeable membrane and is easy to separate, and the contact surface of the print object and the semipermeable membrane cannot be twisted or deformed.
Owner:广西玉林市由你造科技有限公司

Method for preparing aluminum foil for lithium battery

The invention relates to a method for preparing an aluminum foil for a lithium battery and belongs to the technical field of machining of aluminum alloy materials. The method for preparing the aluminum foil for the lithium battery includes the steps of performing smelting and cast rolling processes: heating and smelting raw materials of the aluminum foil for the lithium battery to form an aluminum alloy melt, sequentially carrying out refining slagging-off, grain refining, degassing deslagging and filtration treatment and subjecting the filtered aluminum alloy melt to continuous cast rolling to form a blank; performing a cold rolling process: subjecting the blank to cold rolling firstly and then to primary annealing treatment, rough rolling and secondary annealing treatment; performing foil pressing treatment: carrying out finish rolling on the annealed aluminum foil, and finally slitting the foil to obtain the aluminum foil finished product for a lithium battery finished product. According to the method for preparing the aluminum foil for the lithium battery, composition segregation in the process of alloy cast rolling is improved through added uniform annealing treatment; an original cast rolling structure is improved so that the product with uniform constituents and structure and stable performances can be obtained; moreover, the performances of the aluminum foil for the lithium battery can be improved.
Owner:浙江中金铝业有限公司
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