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197results about How to "Wide thickness range" patented technology

Composite solid electrolyte and preparation method thereof

The present invention discloses a composite solid electrolyte and a preparation method thereof. The composite solid electrolyte comprises an inorganic solid electrolyte and a polymer electrolyte. Theinorganic solid electrolyte is of a porous structure; the porosity of the inorganic solid electrolyte is less than 30%; and the inside of the inorganic solid electrolyte is provided with a continuouslithium ion channel composed of particles communicating with each other. The polymer electrolyte is arranged between the inorganic solid electrolytes for filling gaps, and account for less than 30% ofthe composite solid electrolyte. The porous inorganic solid electrolyte of the invention constitutes a main frame structure, which has a porosity below 30% and is the main bearer of lithium ion transportation. The polymer electrolyte is a gap filling material, which is mainly used for improving the overall flexibility of the composite solid electrolyte and reducing the impedance of the solid-solid contact interface between the positive electrode plate and negative electrode plate.
Owner:杭州阳名新能源设备科技有限公司

Unsaturated polyester glass fiber felt plate and production method thereof

The invention discloses an unsaturated polyester glass fiber mat board which is obtained by pressing the glass fiber mat immersed with resin paste. The production method thereof comprises: after being stirred evenly, the resin paste is scraped and smeared on a polyethylene film evenly; later a layer of polyethylene film is respectively paved on the upper surface and the lower surface of the glass fiber mat, then a sizing mat is obtained after tight pressing; when the sizing mat is cured, the polyethylene films on the surfaces of the mat are removed; next, the sizing mat is delivered into a press for hot pressing at the temperature of 70 DEG C-145 DEG C and the pressure of 10-20MPa; according to the thickness of the eventually obtained mat board, the mat board with the thickness of each millimeter is hot-pressed for 3-15 minutes; and finally an unsaturated polyester glass fiber mat board is obtained. The unsaturated polyester glass fiber mat board has excellent flame resistance, insulation, electrical and mechanical properties. The production method of the unsaturated polyester glass fiber mat board improves the productivity, reduces the production cost, and can prepare board surfaces with various sizes; and the thickness of the product has large range.
Owner:河北福润达新材料科技有限责任公司

Preparation method of lightweight composite wallboard

InactiveCN102888943AWith adjustable performanceRealize gapless compoundingConstruction materialMouldsFiberSurface layer
The invention provides a preparation method of a lightweight composite wallboard and belongs to the technical field of lightweight composite wallboard manufacturing. The method comprises the following steps: assembling a flat slab for flat-die roller forming and a combined type baffle into a set of forming mould, wherein a wallboard body with tenons and notch shapes at the two sides can be formed by the set of forming mould; when the forming mould moves along the preparation flow line, finishing a series of operations for forming the wallboard body, such as placing a bottom layer cement fiber face plate, paving and rolling a bottom layer light aggregate concrete layer, placing a reinforcement rib net, paving and rolling an upper layer light aggregate concrete layer, paving a surface layer mortar layer, paving glass gridding cloth, rolling a surface mortar layer, paving a plastic film, and preparing the lightweight composite wallboard after the wallboard body with the forming mould gets down a flow line delivering platform. The lightweight composite wallboard prepared by the preparation method has ideal overall mechanical strength, and is particularly suitable to be used for constructing insulation and sound-proof walls of housing industrialized buildings.
Owner:MAANSHAN MCC17 ENG TECH CO LTD +1

Micro-fiber knitted fabric synthetic leather and manufacturing method thereof

The invention relates to the technical fields of micro-fiber knitted fabric synthetic leather synthetic leather base fabrics, especially relates to a micro-fiber knitted fabric synthetic leather of which the micro-fiber knitted fabrics are base fabrics and a manufacturing method thereof. The base fabrics of the micro-fiber knitted fabric synthetic leather of the invention are sea-island type micro-fiber knitted fabrics, the thickness of which is 0.03-3.0mm, and the structure of which is warp knitting or weft knitting; the base fabrics have one layer or two layer or more than two layers between which are formed by knitting, the color is homochromy or polychrome, the base fabrics also contain soaking elastic porous polyurethane which accounts for 10-65% of the total weight of the base fabrics, 25-40% is preferred, and at least one surface is suede or elastic porous polyurethane coating.
Owner:山东瑞恒纺织有限公司

Preparation method for high heat conduction and radiation material by intercalating metal particles between layers of thin-layer graphene

The invention discloses a preparation method for a high heat conduction and radiation material by intercalating metal particles between layers of thin-layer graphene. The preparation method comprises the steps as follows: A, mixing graphite with hydrogen peroxide with the concentration of 30-60%, adding fuming sulfuric acid with 20% of sulfur trioxide or 96% of concentrated sulfuric acid and phosphorus pentoxide to prepare sulfuric acid intercalated graphite, washing by water and drying; B, carrying out microwave treatment to obtain expanded thin-layer graphene, ultrasonically cleaving and drying; C, repeating the steps A and B for one or more times, and enabling the prepared graphene to have 2-50 layers, the sheet layer size of 2-300 microns and the carbon-to-oxygen ratio of 20-100; D, intercalating metal chloride or metallic simple substance; and E, recovering the thin-layer graphene with the metal chloride intercalation by hydrogen. The metal particles are stored between the layers of the thin-layer graphene in an in-situ way, so that the heat conductivity in the Z direction is improved; and the preparation method is low in environment pollution and cost and suitable for industrial batch production.
Owner:叶全惠

Defect inspection method and apparatus for transparent plate-like members

A defect inspection method and apparatus for a transparent plate material for detecting a bubble, a scratch, a foreign matter, and another defect existing on or in the transparent plate material including regarding a defect candidate as a defect, when the defect candidate is located in both first and second images, and regarding the defect candidate as a pseudo defect, when the defect candidate is located in only one of the first and second images.
Owner:ASAHI GLASS CO LTD

Biaxial stretching polypropylene film and preparation method thereof biaxial stretching polypropylene film and preparation method thereof

The invention discloses a biaxially oriented polypropylene film which has a composite structure; wherein, one surface is a heat-variable adhesive coating which contains polyolefine with a melting point between 50 to 120 DEG C; the adhesive coating can be directly and thermally composited with paper and polyolefine materials. The invention also provides a preparation method for the biaxially oriented polypropylene film which includes the following technical steps: a, the material of a middle layer is fed into an extruding machine; b, the material of the adhesive coating is fed into an auxiliary extruding machine; c, the material of a bottom layer is fed into another auxiliary extruding machine; d, the materials after melting and plasticization are extruded, converged and then form a composite co-extruded hunch by a T-shaped die head; 3, after the obtained hunch is cooled and shaped, biaxial stretching is then carried out on the hunch; after the processes of thickness detecting, side cutting, single surface or double surface corona discharge, 12 to 80 mum of the biaxially oriented polypropylene film is curled at the location of a winder; wherein, the thickness of the adhesive coating is 0.8 to 10 mum.
Owner:QUANZHOU LICHANG PLASTIC

Method for manufacturing photovoltaic solder strip

The invention discloses a method for manufacturing a photovoltaic solder strip. The method for manufacturing the photovoltaic solder strip includes the flowing steps: a, embossing a raw material, namely a copper strip, with a metal embossing process, forming a reflective groove structure on the surface of the copper strip, obtaining a first semi-finished product, b, conducting an annealing treatment on the first semi-finished product with an annealing process, forming a second semi-finished product, c, selecting proper coated metal, conducting electroplating on the second semi-finished product with an electroplating process, controlling the plating thickness and making the plating thickness to be ranged from 1 micrometer to 30 micrometers, and obtaining the needed photovoltaic solder strip. By means of the photovoltaic solder strip manufactured through the above method, the optical use ratio of a solar cell module can be improved, the manufacturing cost of the photovoltaic solder strip is reduced, the work efficiency of the photovoltaic solder strip is improved, and industrialized production is achieved.
Owner:TRINA SOLAR CO LTD

Expanded vermiculite cement board capable of releasing negative ions and preparation method thereof

The invention relates to an expanded vermiculite cement board capable of releasing negative ions and a preparation method thereof. The preparation method comprises the following steps: (1) weighing of raw materials: weighing the raw materials consisting of expanded vermiculite, cement, tourmalinite and an accessory by volume; (2) material mixing: uniformly mixing the raw materials under stirring by using a stirrer; (3) molding: allowing slurry obtained after uniform mixing under stirring to pass through a head box and then to be conveyed to running felt on a slurry-carrying felt conveying roller, carrying out natural dehydration and vacuum dehydration so as to form a material layer and winding the material layer onto a molding drum for molding by rolling; (4) maintenance: subjecting a molded product to normal-temperature maintenance for 3 to 6 h at first and then to steam maintenance in an autoclave at a pressure of 1 MPa and a temperature of 100 to 200 DEG C for 10 to 18 h; and (5) drying: carrying out drying at a temperature of 70 to 100 DEG C for 1 to 3 so as to obtain the expanded vermiculite cement board. Compared with the prior art, the expanded vermiculite cement board provided by the invention has the advantages of capacity of releasing negative oxygen ions, environment friendliness, good practicality and the like.
Owner:SHANGHAI CIMIC HEALTHY ENVIRONMENT TECH CO LTD

Laser manufacturing method for preparing Ni base alloy gradient materials on titanium alloy

The invention belongs to the technical field of laser processing, and relates to a laser manufacturing method for preparing Ni base alloy high-temperature-resistant gradient materials on titanium alloy. The laser manufacturing method is mainly applied to preparation of a titanium alloy high-temperature-resistant layer so as to improve the high temperature resistance property of the titanium alloy. The Ni base with the high temperature resistance property superior to that of the titanium alloy is selected as the high-temperature-resistant layer, and the laser cladding process is used for adding two middle layers namely V-Cr and stainless, so that the Ni base alloy high-temperature-resistant gradient materials are prepared on the titanium alloy. The prepared Ni base alloy high-temperature-resistant layer is good in combination with the titanium alloy base body, and the crack defect on the surface is avoided.
Owner:AVIC BEIJING INST OF AERONAUTICAL MATERIALS

Nd-doped Bi4Ti3O12 ferroelectric thin film for the ferroelectric memory and its low temperature preparation method

The chemical formula Bi4-xNdxTi3O12 relates to the 20-500nm Nd-doped bismuth titanate ferro-electricity thin film, wherein, x denotes the mole percent of Nd in total mole number of Nd and Bi, while the surplus content of Bi element takes up of 5-20% as the total mole number of Bi, Nd and Ti. The preparation method comprises preparing predecessor sol and preparing the thin film, respectively. This product has super anti-fatigue property, high Pr value, lower Vc value, and compatible with CMOS technology.
Owner:TSINGHUA UNIV

Strip stretch bending leveller

The invention discloses a strip stretch bending leveller. The leveller comprises a stand housing, two bending roll systems, two levelling roll systems, four roll system gap adjusting mechanisms, roll change devices, quick opening devices, guide rolls and a tension measuring roll, wherein six windows are arranged in the stand housing and are respectively correspondingly provided with a 1# upper bending roll set, a 1# lower bending roll set, a 2# upper bending roll set, a 2# lower bending roll set, a 1# levelling roll set and a 2# levelling roll set up and down from left to right; the machine is provided with standby roll sets with diameters different from the diameters of the two bending rolls; the roll change devices are arranged on the top of the stand housing; and connecting rods are arranged between the ends of the roll change devices and the ends of the two bending roll systems. The leveller has the following effects: the working rolls in the bending roll sets have different diameters and can be freely combined; the thickness range of the levelled strip is wider and the levelling effect is better; the roll sets have longer lives; only the working rolls in the bending roll sets have different diameters and the intermediate rolls, supporting rolls and shaft end supports are shared; and the leveller is equipped with the roll change trolleys, thus realizing quick roll change.
Owner:WISDRI ENG & RES INC LTD

A kind of preparation method of copper-steel composite board

InactiveCN102284784ANo meltingMelting does not produceNon-electric welding apparatusMachine controlCopper
A method for preparing a copper-steel composite plate, the method steps are: placing the steel plate on the bottom, placing the copper plate on it, fastening the two metal plates on the workbench, selecting a stirring head whose length is slightly greater than the thickness of the copper plate Clamped on the friction stir welding machine. The technical effect of the invention is that the quality of the joint is good and stable, the preparation process is controlled by a machine, the parameter setting is easy to monitor, and the repeatability is good.
Owner:NANCHANG HANGKONG UNIVERSITY

Multi-roller steel plate-flattening machine

The invention provides a steel plate multi-roller reeler, which comprise a framework, a upper beam, a lower beam, and a movable beam. Wherein, the working rollers and support rollers are on the movable beam and lower beam; the pressing device, transmission motor and speed reducer are mounted on the movable beam and framework. The invention is characterized in that: the working roller and support roller have inlet, outlet and middle parts, whose upper working rollers and support rollers can be adjusted up-and-down and mounted under the movable beam; the inlet part has small rolling diameter and the outlet part has small rolling distance, while the number of them are 3-9, and the middle one between them is large rolling diameter and large rolling distance while the number of rollers are 3-9. Each part has independent transmission devices; and the working roller of each part is transmitted independently. And the invention also has a dovetail pressing device for independently adjusting the pressing amount and a middle roller for pressing and opening. The invention has tight structure, small volume, lower weight, and large thickness of corrected steel plate.
Owner:TAIYUAN TONGZE HEAVY IND

Coating thickness test method

The invention discloses a coating thickness test method. According to the method, a sample to be tested is made into a sample block of which the coating area can be accurately calculated; a coating onthe sample block is completely digested with strong acid, so that a test solution of a certain volume can be prepared; the content of a coating metal component in the solution is measured by an inductively coupled plasma optical emission spectrometer; the mass of the coating component is calculated; and the thickness of the coating is calculated on the basis of the measured area of the sample block. The test method of the invention has the advantages of high test accuracy, strong representativeness, less interference, small error, and wide test coating thicknesses range. With the coating thickness test method adopted, the thickness of the coating can be tested in general chemical laboratories, and professional thickness gauges are not required.
Owner:青岛谱尼测试有限公司

Steel plate for low-temperature spherical tank container and production method thereof

The invention discloses a steel plate for a low-temperature spherical tank container and a heat treatment production method thereof. The steel plate is prepared from less than or equal to 0.12wt% of C, 0.15-0.50wt% of Si, 1.2-1.6wt% of Mn, 0.3-0.8wt% of Ni, less than or equal to 0.010wt% of P, less than or equal to 0.005wt% of S, 0.020-0.045wt% of Al, less than or equal to 0.040wt% of Nb and the balance Fe and unavoidable impurities by melting. The steel plate utilizes low-price carbon and manganese solid solution reinforcement, and through adjustment optimization of a ratio of other elements in the steel plate, good steel plate mechanical properties are ensured under conditions of low carbon equivalent, the steel plate has a good microstructure, good comprehensive performances and welding performances, a cost is reduced and market competitiveness is improved. Through a reasonable heat treatment technology, a uniform ferrite-tempered sorbite microstructure is obtained and impact toughness of a large-thickness steel plate is improved. The steel plate has high purity, impact energy greater than 170J at a temperature of -70 DEG C, an elongation rate of more than 25%, good simulation of performances after welding and welding performances, and good mechanical properties.
Owner:WUYANG IRON & STEEL

Controller capable of controlling thickness of steel hogging moment steel bar protecting layer of bar concrete cast-in-situ plate and thickness of bar concrete cast-in-situ plate

The invention relates to a controller capable of accurately controlling the thickness of the hogging moment steel bar protecting layer of a steel bar concrete cast-in-situ plate and the thickness of the steel bar concrete cast-in-situ plate, which comprises three three-way stand bars and a vertical column, wherein the vertical column is connected with the three-way stand bars; the lower part of the vertical column is provided with an annular bracket; the annular bracket is articulated with the three-way stand bars; three surfaces of the upper part of the vertical column are square, and one surface of the upper part of the vertical column is circular; the upper part of the vertical column is provided with a cast-in-situ plate thickness control hole and an internal thread locking control hole vertically communicated with the cast-in-situ plate thickness control hole; a compensation rod and a locking extraction bolt screwed with the locking control hole are arranged in the internal thread locking control hole; a cast-in-situ plate thickness ruler marking bolt penetrating through the cast-in-situ plate thickness control hole is arranged on the vertical column, and two hogging moment steel bar locking claw rods are linked with the cast-in-situ plate thickness ruler marking bolt; and seal plugs are arranged in both sides of the cast-in-situ plate thickness control hole. The invention has wide application range and is particularly suitable for constructing various steel bar concrete cast-in-situ plates and large-volume steel bar concrete foundation bottom plates or some large-scale equipment foundations and high-thickness steel bar concrete cast-in-situ plates.
Owner:河北建设集团天辰建筑工程有限公司 +1

Vapor deposition mask

The invention relates to a vapor deposition mask, and mainly solves the technical problem that organic particles can not reach a substrate during vapor deposition due to the shielding of a mask opening wall, in a conventional OLED manufacturing technology. The problem is relatively well solved by adopting a technical solution that the vapor deposition mask is a quadrilateral metal plate and comprises an ITO surface contacting with an indium tin oxide (ITO) substrate and a vapor deposition surface; the mask is provided with a through hole penetrating through the ITO surface and the vapor deposition surface; and the opening size of the through hole on the ITO surface is less than the opening size on the vapor deposition surface. The vapor deposition mask can be applied in industrial production of organic light emitting diodes.
Owner:KUN SHAN POWER STENCIL

Composite metal plate process

ActiveCN103753935AReduce the coefficient of thermal expansion and deformationHigh composite strengthLaminationLamination apparatusComposite strengthTectorial membrane
The invention belongs to the technical field of decorative building materials, and in particular relates to a composite metal plate process. The process comprises the following steps: (1) preparing a plastic core material; (2) performing coextrusion molding on the plastic core material and metal belts, namely respectively bonding adhesive films on the inner sides of the upper metal belt and the lower metal belt, melting the adhesive films by using excess heat during the extrusion of the plastic core material and performing the coextrusion bonding on the plastic core material with the upper metal belt and the lower metal belt to form an integrated structure so as to obtain a composite metal plate; (3) bonding a protective film on the composite metal plate; (4) cooling; (5) levelling; (6) trimming; and (7) discharging. According to the process, the traditional high-temperature compounding is converted into the low-temperature compounding; the compounding is performed by using the excess heat after the extrusion of the plastic core material, so that a coefficient of the swelling deformation of the metal material during the heating is greatly decreased while the composite temperature is increased by 20 DEG C and the composite strength of the composite metal plate can be improved by more than 30%. The energy saving effect of the process is obvious, so that the energy consumption of a compounding machine is greatly decreased, wherein the energy can be saved by more than 50%. As a result, the complexity of the process and the waste of the materials are reduced; and the phenomenon that the metal surface is damaged due to a high temperature is avoided.
Owner:ZHEJIANG KANGZHAN NEW BUILDING MATERIALS

Ceramic material and preparation method thereof

The invention discloses a ceramic material. The ceramic material comprises a ceramic layer and a cover layer coated on the back of the ceramic layer, wherein the ceramic layer comprises a first phase and a second phase; the first phase comprises zirconium oxide and yttrium oxide; and the second phase comprises aluminum oxide. According to the ceramic material, the yttrium oxide is utilized to stabilize the zirconium oxide, and the aluminum oxide is used as a heterogenous whitener. The ceramic material has the advantages of high hardness, high strength, higher dielectric constant and favorable shading effect, and can be used in the field of fingerprint identification electronic devices. The invention also discloses a preparation method of the ceramic material.
Owner:CHAOZHOU THREE CIRCLE GRP

Method for detecting method film via spectroscopic ellipsometer

The invention provides a method for detecting a metal film via a spectroscopic ellipsometer. The method comprises the following steps that a non-absorptive medium-Si substrate system is prepared; the spectroscopic ellipsometer is used to measure and fit the non-absorptive medium-Si substrate system; metal films of the same thickness are prepared on the non-absorptive medium-Si substrate system and a glass substrate in the same method respectively, and a metal and non-absorptive medium-Si substrate film system and a metal and glass film system are obtained; and the spectroscopic ellipsometer is used to carry out measurement and segmented fitting on the metal and non-absorptive medium-Si substrate film system to obtain needed data. According to the method, the detection precision and sensitivity of the super-thick metal film are greatly improved, the thickness range, which can be measured, of the metal film is expanded, the detection method is simple and convenient, a detection result is stable and reliable, and the application range is wide.
Owner:THE NAT CENT FOR NANOSCI & TECH NCNST OF CHINA

Polishing auxiliary device for vehicle production

The invention relates to the technical field of vehicle production auxiliary devices, in particular to a polishing auxiliary device for vehicle production; and the device can adjust the distance between a left fixed piece and a right fixed piece to conveniently fix parts with multiple sizes to reduce the use limitation, meanwhile, improves the fixing effect of the left fixed piece and the right fixed piece on uneven areas of the parts to widen the thickness range of the parts fixed by the left fixed piece and the right fixed piece to improve the use reliability, and meanwhile, can treat dust generated in the polishing process to improve surrounding environment, the protecting effect on the respiratory tract health of workers and the usability. The device comprises a base, a support frame,a left bracket, a right bracket, the left fixed piece and the right fixed piece, and further comprises a left adjusting piece and a right adjusting piece; and the left fixed piece comprises a left connecting plate, a first upper connecting plate, a first lower connecting plate, a first upper thread rod and a first upper fixed plate. The device further comprises a fixed frame, two sets of suckers,two sets of communicating pipes, an exhaust piece and a dust removing box.
Owner:太仓葛龙模具有限公司

A novel air cushion icebreaker and an ice breaking method

The invention relates to the technical field of ship ice breaker, in particular to a novel air cushion ice breaker and an ice breaker method. The utility model relates to a novel air cushion icebreaker, which comprises an air cushion vehicle, a force arm system and an induction heating ice breaking system. The hovercraft is the whole main body power part, and the hovercraft bow is U-shaped structure; The force arm system is located at the front end of the hovercraft and is connected between the U-shaped structure of the hovercraft bow. The circumferential shape of the induction heating ice breaking system is elliptical / circular, which is located at the front end of the force arm system and connected to the front end axis of the force arm system. A novel air cushion ice breaking method comprises a thinner ice breaking mode, a common ice breaking mode and a thicker ice breaking mode, wherein, the air cushion ice breaking method comprises a thinner ice breaking mode, a common ice breakingmode and a thicker ice breaking mode. The invention improves the low-temperature ice-breaking adaptability and ice-breaking efficiency of the ice-breaking system, enhances the ice-breaking capabilityof the ice-breaking system, and ensures the safety of the ice-breaking operation of the air cushion icebreaker on the unstable ice surface by the good amphibious performance of the air cushion icebreaker, so that the ice-breaking device can flexibly break ice at any position on the ice surface.
Owner:HARBIN ENG UNIV

Semiconductor device and forming method thereof

The invention relates to a semiconductor device, which comprises a semiconductor substrate and a second gate, wherein the semiconductor substrate is positioned on an insulating layer; and the second gate is positioned on the insulating layer and partially embedded in the semiconductor substrate. A forming method for the semiconductor device comprises the following steps of: forming the semiconductor substrate on the insulating layer; forming a cavity in the semiconductor substrate, wherein the cavity is exposed out of the insulating layer; and forming the second gate, wherein at least part of the second gate is filled in the cavity. By the semiconductor device and the forming method thereof, a short channel effect, the resistance of a source region and a drain region and parasitic capacitance can be reduced.
Owner:INST OF MICROELECTRONICS CHINESE ACAD OF SCI

System for measuring longitudinal wave thickness of pulse laser

The invention belongs to measurement techniques, relates to a thickness measurement system, and in particular relates to a system for measuring longitudinal wave thickness of a pulse laser, which is applied to thickness measurement of metal materials or non-metal materials. According to the system for measuring the thickness, a beam splitter mirror and a convex lens are arranged on one same light path in sequence; a photodiode is arranged on a reflection light path of the light slitter mirror and is used for receiving the reflection light of the beam splitter mirror; an electric signal output from the photodiode is connected with a receiving end of a signal acquisition card in an electronic computer; another receiving end of the signal acquisition card is connected with the output end of a laser interferometer; the pulse laser and the laser interferometer are arranged on two sides of a tested sample in a centering manner; and the tested sample is arranged on a two-dimensional translation platform. According to the system, the laser interferometer is adopted to detect an ultrasonic longitudinal wave, and the system can be used for on-line measurement and used in a high temperature environment; and by adopting the mode that the pulse laser and the laser interferometer are arranged in a centering manner and the tested sample is arranged on the two-dimensional electric control translation platform, the rapid two-dimensional scanning on the surface of the tested sample through laser is realized.
Owner:CHINA AERO POLYTECH ESTAB

Preparation method of long-narrow trench mask plate for vapor plating

InactiveCN103205675AGuarantee thickening and stabilitySolve the problem of not being able to reach the substrateVacuum evaporation coatingSputtering coatingShadowingsEtching
The invention relates to a preparation method of a long-narrow trench mask plate for vapor plating, and aims to mainly solve the technical problem that organic particles cannot reach a substrate due to shadowing of a mask plate aperture wall during vapor plating in the existing OLED (organic light-emitting diode) manufacturing technologies. The preparation method of a long-narrow trench mask plate for vapor plating provided in the invention adopts a double-side etching process, and the method includes the steps of: conducting etching on the ITO (indium tin oxide) surface of the mask plate material to form ITO surface long-narrow trench apertures (1); performing etching on the vapor plating surface of the mask plate to form long-narrow trench apertures (2), making the long-narrow trench apertures (2) coincide with the ITO surface long-narrow trench apertures (1) in centers, and bringing the long-narrow trench apertures (2) into central symmetry; designing the aperture walls with certain concave curvature, thus forming vapor plating taper angles of 30-50 degrees; and performing etching to form the mask plate with gourd apertures formed by the intercommunicated small size long-narrow trench apertures (1) on the ITO surface and large size long-narrow trench apertures (2) on the vapor plating surface. According to the technical scheme, the problem is well solved. Thus, the method can be used in the industrial production of organic light-emitting diodes.
Owner:KUN SHAN POWER STENCIL

Light fireproof ecological aldehyde purifying cement board

The invention relates to a light fireproof ecological aldehyde purifying cement board which comprises the following raw materials in parts by weight: 50-70 parts of kieselguhr powder, 15-30 parts of expanded vermiculite, 5-15 parts of shell powder, 5-15 parts of white cement, 0.01-5 parts of tourmaline powder and 10-20 parts of accessory materials. The board has the advantages of being capable ofpermanently continuously purifying indoor harmful substances such as formaldehyde; the long-lasting effect can reach up to 93% or above; the light fireproof ecological aldehyde purifying cement boardis capable of quickly neutralizing positive ions such as smoke, passive smoking, formaldehyde, cooking fume and dust (including PM2.5) in air and is capable of keeping indoor air fresh; the formaldehyde purifying rate can reach up to 94% or above and the formaldehyde purifying long-lasting effect can reach up to 93.8%.
Owner:舒行军

Universal nucleation layer/diffusion barrier for ion beam assisted deposition

A method for a new universal nucleation-layer / diffusion barrier, which is based on amorphous films of Si—O and Si—N for ion-beam-assisted deposition (IBAD) process. Unlike other nucleation layers that were used in the past, this process works on a variety of substrates (glass, Hastelloy tape, Cu), with varying surface roughness, and with a wide range of thickness. In addition, this new material system of Si—O (and Si—N) is ideally suited for oxide (and nitride) based multilayer stacks. As importantly, the flexibility in nucleation layer thickness allows the nucleation layer to be an effective diffusion barrier, and to be grown at room temperature, while the IBAD layer and subsequent epitaxial layers can be grown much thinner than usual.
Owner:LOS ALAMOS NATIONAL SECURITY

Belt winding aid and method for aiding in cold steel strip winding by using same

ActiveCN102120229AEffectively wrapGuaranteed tidyHydraulic cylinderStrip steel
The invention relates to a belt winding aid and a method for aiding in cold steel strip winding by using same. The trolley of the belt winding aid is connected with a first hydraulic cylinder and slides horizontally along a base under the push of the first hydraulic cylinder, and a turning arm, of which the initial positions are below, is arranged on the two sides of the end part of the trolley parallelly and connected with a second hydraulic cylinder movably and can rotate upward under the push of the second hydraulic cylinder; a guide plate is arranged above the turning arm and keeps a fixed distance from a winding drum; a belt is tensioned or loosened by a third hydraulic cylinder, and the turning arm drives the belt to be wound on or released from the winding drum through a belt wheel arranged on the turning arm; and the upper end of the turning arm is provided with a rocker which can rock up and down, and a roller is arranged on the end part of the rocker. When the device and the method are adopted, an aid is provided for the winding of a thick steel strip, the steel strip can effectively wind on the winding drum, and the edge of a steel coil is ordered; and the device and the method are applicable to various planishers and the thickness range of cold steel strips to be wound with aid is enlarged considerably.
Owner:WISDRI ENG & RES INC LTD

Assembled door pocket frame with adjustable width

The invention discloses an assembled door pocket frame with the adjustable width. The assembled door pocket frame comprises a main frame and an auxiliary frame capable of being assembled with the main frame. An auxiliary frame fixing groove is formed in one side of the main frame, and a plug matched with the auxiliary frame fixing groove is formed in one side of the auxiliary frame. The assembled door pocket frame is characterized in that a U-shaped connector is fixed in the auxiliary frame fixing groove, the opening direction of the U-shaped connector is the same as that of the auxiliary frame fixing groove, a concave-convex structure is formed in the inner edge of the side edge, close to the wall, of the U-shaped connector, an adjusting connector is fixed to the outer edge of the side, close to the wall, of the plug, and a convex-concave structure matched with the concave-convex structure is formed in the outer edge of the side, close to the wall, of the adjusting connector. According to the assembled door pocket frame with the adjustable width, the width of the door pocket frame can be adjusted according to the thickness of the wall, assembly is fast and convenient, the assembled door pocket frame is firm and stable, quantity production is suitable, and the problem that installation of an existing high-end wood door needs customization is solved.
Owner:黄仕哲
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