189results about How to "Simple manufacturing method" patented technology

The invention relates to a preparation method of phenyl-based hydrogen-based silicone resin for encapsulating LED. The preparation method comprises the following steps of: (A) mixing alkoxy silane, blocking agent, solvent and catalyst, stirring the mixture at the temperature of 40 DEG C to 50 DEG C, dropwise adding water for reaction, and making the mixture continue to react for 1 to 3 hours at the temperature of 50 DEG C; (B) adding hydrogen-based alkyl oxygen-based silicon and/or hydrogen-based siloxane, stirring and dropwise adding acetic acid, and raising the temperature to 50 DEG C to 80 DEG C to carry out condensation polymerization for 1 to 3 hours; and (C) adding solvent and water and stirring for mixing, standing the mixture, separating an organic layer and a water layer, repeatedly washing the separated organic layer until the separated organic layer is neutral, drying decompressing and distilling to remove low molecular weight. In the method, hydrogen chloride and other by-products which are not easy to recover for processing are not produced, silicone resin with any appropriate viscosity and phenyl content can be produced, and the hydrogen content of the silicone resin can be adjusted.

The invention discloses a manufacturing technology of a shell of a wind-driven generator, comprising the following steps: processing the shell firstly, and then processing a rotor, processing an end cover finally and assembling the shell, the rotor and the end cover. The shell of the wind-driven generator is easy to manufacture and is not easy to deform.

The invention relates to the field of fertilizers, in particular to a charcoal-based stable compound fertilizer and a preparation method thereof. The charcoal-based stable compound fertilizer comprises the following raw materials: charcoal, nitrogenous substances, phosphorus-containing substances, potassium-containing substances, sticky minerals, a nitrogen transformation inhibition material, enveloping substances and a pelleting adhesive, wherein the enveloping substances comprise humic acid and urea formaldehyde resin. According to the charcoal-based stable compound fertilizer, the raw materials are in synergic matching in a certain ratio, and the requirements of crops can be well met; by mixing the charcoal and the humic acid, the acid-alkali balance, the nutrient adsorption and the sticky adsorption of the charcoal and the humic acid are achieved, a very good compounding effect is achieved, and the problem that the properties of the charcoal are not sufficiently utilized is solved; the charcoal-based stable compound fertilizer can be simply used, the fertilizer utilization rate is effectively increased, the acid soil and the soil structure can be improved, advantages that the fertilization cost in agriculture production is reduced, the yield is increased and the quality of agriculture products is improved are realized, and the preparation method is simple and feasible.

The invention provides a light source device and a backlight module with the same. The light source device comprises a lens and a light emitting diode, wherein the lens is provided with a bottom surface, an upper surface and a lateral surface; the upper surface is a diffusion surface; the lateral surface is a light gathering surface; the lateral surface is adjacent to the bottom surface and the upper surface; and the light emitting diode is opposite to the lens. Therefore, the light source device can appropriately distribute light rays, so that the effect of uniformization in the range of a bright area of the backlight module of the light emitting diode can be achieved, and the number of optical membranes in the backlight module of the light emitting diode can be reduced.

A light emitting device for a display includes first LED sub-unit, second LED, and third LED sub-units, an insulating layer substantially covering the first, second, and third LED sub-units, and electrode pads electrically connected to the first, second, and third LED sub-units, in which the first LED sub-unit is disposed on a partial region of the second LED sub-unit, the second LED sub-unit is disposed on a partial region of the third LED sub-unit, the insulating layer has openings for electrical connection between the electrode pads, a common electrode pad is connected to the first, second, and third LED sub-units through the openings in the insulating layer, first, second, and third electrode pads are connected to the first, second, and third LED sub-units, respectively, through at least one of the openings, and the first, second, and third LED sub-units are configured to be independently driven using the electrode pads.

A semiconductor device includes a first MIS transistor and a second MIS transistor. The first MIS transistor includes: a first gate insulating film formed on a first active region of a substrate; and a first gate electrode formed on the first gate insulating film. The second MIS transistor includes: a second gate insulating film formed on a second active region of the substrate and having a dielectric constant lower than the first gate insulating film; and a second gate electrode formed on the second gate insulating film. Insulting sidewall spacers having the same structure are formed on respective side faces of the first gate electrode and the second gate electrode.

The invention provides a novel container fireproof floor and a manufacturing method of the novel container fireproof floor; the novel container fireproof floor successively comprises an aluminum foil layer, a lower nonwoven fabric layer, a lower gridding cloth layer, a middle material layer, an upper gridding cloth layer, a mixed layer, a surface slurry layer and a PVC (polyvinyl chloride) layer from the bottom up. The manufacturing method provided by the invention is simple, and low in cost; the novel container fireproof floor manufactured by the method can isolate bacteria and microbes to the maximum extent and keeps the inside of the container clean; the novel container fireproof floor has the characteristics of beautiful appearance, economy, environmental protection and good fire resistance.

A manufacturing method of a bumped wafer package mainly comprises providing a photosensitive adhesion layer over the active surface of the wafer, forming a plurality of openings in the photosensitive adhesion layer to expose the bonding pads on the active surface of the wafer through an exposure and development processes, forming a plurality of bumps in the openings through printing process and reflowing the bumps with keeping the photosensitive adhesion layer partially cured. In such a manner, the bumps can be well encapsulated in the photosensitive adhesion layer without gaps between the bumps and the photosensitive adhesion layer.

The invention relates to a manufacturing method for a fingerprint detection device. The method comprises the following steps: enabling a fingerprint sensing chip, a light source module and a light-sensing detector to be installed on a conductive substrate, and to be electrically connected with the conductive substrate, wherein the fingerprint sensing chip is used for collecting a fingerprint image of a finger of a to-be-verified person; and enabling the conductive substrate to be electrically connected with a circuit board. The fingerprint sensing chip can enable the fingerprint image to be transmitted to a processor, and the light-sensing detector can enable an optical signal reflected by the finger to be transmitted to the processor. The processor enables the optical signal reflected by the finger to be converted into a pulse signal, and can determine whether the fingerprint sensing chip is started or not according to the pulse signal. The processor also can determine the identity of the to-be-verified person according to the fingerprint image. The above device can achieve the recognition of the fingerprint of a living body, and enables identity verification to be safer and more reliable.

The invention belongs to the field of super-amphiphobic materials, and discloses a multifunctional fluorine-containing microsphere as well as a preparation method and application thereof. The multifunctional fluorine-containing microsphere is prepared through the following steps: an inorganic microsphere is modified through a hydrosulphonyl-containing silane coupling agent, so as to obtain a modified inorganic microsphere; a hydrophilic monomer A, epoxy-containing double-bond monomer B and a fluorine-containing monomer C are triggered through hydrosulphonyl on the modified inorganic microsphere, so that the fluorine-containing microsphere with a multifunctional polymer grafted on the surface is obtained. According to the invention, a random copolymer is grafted on the surface of the inorganic microsphere through a one step method, the structure of the surface-grafting part can be adjusted through feeding ratio of monomers, and the method is a simple and feasible preparation method for the super-amphiphobic materials; in addition, the multifunctional fluorine-containing microsphere can endow base material with super hydrophobicity and oleophobicity, the hydrophobicity and oleophobicity of the surfaces of materials can be adjusted through the number of fluorine atoms; obtained super-amphiphobic surfaces has excellent scrub resistance and corrosion resistance.

The invention discloses a high-strength high-mold corrosion-resistant vinyl ester resin SMC sheet molding compound and a preparation method thereof. The high-strength high-mold corrosion-resistant vinyl ester resin SMC sheet molding compound is prepared from the following raw materials: phenolic aldehyde-type epoxy vinyl ester resin capable of being thickened by magnesium oxide, a high-modulus fiber combination, oxidized graphene powder, a low shrinkage agent, a thickening agent, an inorganic mineral filler, a wetting dispersant, a coupling agent, a curing agent and a mold release agent. The preparation method comprises the following steps: preparation of graphene-based vinyl ester resin size, preparation of the thickening agent, preparation of resin paste, impregnation, layering, and curing. The preparation method is simple and easy to operate. The product is high in not only corrosion resistance and solvent resistance, but also strength and modulus, and has excellent performances in the aspects of heat, power, electricity and the like.

The present invention provides a liquid crystal display panel provided with a laminate spacer including a plurality of primary color filters which can avoid deterioration of the display quality and improve the production efficiency. The liquid crystal display panel of the present invention comprises: an array substrate provided with a first electrode; a color filter substrate provided with a second electrode; and a liquid crystal layer sandwiched between the array substrate and the color filter substrate, wherein the color filter substrate further includes: four or more differently colored transparent layers, the colors of which include red, green, blue, and at least one of yellow and white; and a laminate spacer formed by the second electrode and at least two layers among the four or more differently colored transparent layers, and the laminate spacer is surrounded by the yellow or white transparent layer when viewed in a plan view.

The invention relates to an arc protection fabric, a manufacturing method and application thereof. The invention is characterized in that: the arc protection fabric comprises three mutually independent layers, namely a flame-retardant outer layer 1, a heat-insulation layer 2 and a flame-retardant inner layer 3, and the flame-retardant outer layer and the heat-insulation layer and the heat-insulation layer and the flame-retardant inner layer are alternatively compounded so as to manufacture an interweaved double-layer composite tube fabric; two pipe layers complement each other, the protection performance is multiplied, and protection dead corners are avoided. For the fabric of the invention, the raw materials of the three independent single layers can be selected reasonably according to different arc-resistant levels and needed protection levels; and the fabric can be manufactured by using raw material fibers alone or by blending various raw material fibers,.

The invention discloses acetyl cellulose prepared by using hemp pulp as a raw material, a producing method and an application thereof, and products use the hemp pulp as the raw material and are obtained by steps of smashing, activating, acetylating, hydrolyzing, setting out, water washing and drying the hemp pulp and the like. The products are applied in materials of acetate fiber filaments, membranes, semi-permeable membranes, photosensitive films and the like for producing textile. The acetyl cellulose uses the hemp pulp as the raw material, and the invention is easily-obtained in raw material, simple in producing method, easy in operation and good in product quality.

The invention discloses a wooden sponge oil-absorbing material. The wooden sponge oil-absorbing material is obtained by performing wood bleaching by using light wood as a raw material, removing lignin, removing hemicellulose, performing freeze drying and performing silanization treatment. The invention also discloses a preparation method of the wooden sponge oil-absorbing material. The preparationmethod provided by the invention creatively uses the natural renewable wood as the raw material for the first time to prepare the porous oil-absorbing material through a top-down strategy, is economical, high-efficient, green, environmentally friendly, simple in preparation process, and wide in raw material source, can be produced in a large scale, and has good promotion and application prospects.

An anti-weathering polyoxymethylene material is prepared from atoleine and polyoxymethylene through proportioning, surface wetting, adding inorganic particles, optical stabilizer and thermooxidative stabilizer, fusing, pugging, extruding out for granulating, and injection moulding. Its advantage is high resistance to weathering, UV, thermooxidizing and hot water.

A shield structure includes a hollow tubular shield member, a shield shell having a plate-like shell body which is formed with a through hole, and a plate-like bent piece which is extended from an inner edge of the shell body that defines the through hole and which is bent to rise from the shell body, and an annular member which surrounds and fastens the bent piece, wherein at least one bent piece of the shield shell is extended from the inner edge of the shell body, and when the annular member surrounds and fastens the bent piece an outer surface of which is covered with a leading end in the longitudinal direction of the shield member, the leading end is clamped between the annular member and the bent piece.

The invention provides a preparation method of a mesoporous carbon sphere material. The preparation method comprises the following steps: dissolving polystyrene spheres in water or an organic solvent; under an ultrasonic condition, adding a carbon source into suspension liquid obtained in the step, and continuously carrying out ultrasonic treatment for at least 0.5 hour-6 hours; separating solids; and preparing the mesoporous carbon sphere material by a high-temperature roasting method under an inert atmosphere, wherein a weight ratio of the polystyrene spheres to the carbon source is 1:(50-100), and a volume ratio of the polystyrene spheres to water or the organic solvent is 1:(500-1000). The preparation method is simple and easy to carry out and low in cost, realizes dispersion of a template and polymerization of a carbon source under an ultrasonic condition, is free of heating and stirring, free of an oxidant or a catalyst, time-saving and labor-saving; under protection of inert gases, a carbon precursor is carbonized to obtain hollow mesoporous carbon spheres while the template is removed by high temperature; the template is removed without extra steps, and therefore, the preparation method is simple and easy to carry out, and avoids pollution at the same time.

The invention discloses a preparation method of modified carbon capable of efficiently removing formaldehyde at the normal temperature. The preparation method comprises the steps as follows: (1) preparing an organic amine solution with the mass concentration being 1%-10%; (2) adjusting the pH value of the organic amine solution to 10.0-11.5 with a sulfuric acid solution to obtain an organic amineimpregnation liquid; (3) adding activated carbon to the organic amine impregnation liquid, and performing uniform mixing and impregnation; (4) taking out and drying the impregnated activated carbon toobtain the modified carbon capable of efficiently removing formaldehyde at the normal temperature. The preparation method of the modified carbon is simple and easy to implement. Tests prove that themodified carbon prepared with the preparation method can quickly trap and efficiently adsorb formaldehyde gas, has good formaldehyde removal long-acting performance and can meet the requirement of long-term effective formaldehyde removal in the indoor environment.

The invention discloses a composite diaphragm and a method of producing the composite diaphragm. The composite diaphragm mainly comprises a plate spherical cap and a soft suspension ring, the center of which is a plane, wherein, the plate spherical cap is on the soft suspension ring and the lower surface of the plate spherical cap touches the plane in the center of the soft suspension ring. The plate spherical cap comprises a middle plate and a metal foil attached to the middle plate. The metal foil can be glued on the upper surface of the middle plate or on the lower surface of the middle plate or on both the upper surface and the lower surface of the middle plate. The composite diaphragm of the invention has the advantages of simple manufacturing method and extended application of high frequency property and acoustic property of products of the composite diaphragm.

A welding electrode for the build-up welding to manufacture large bimetal gear is composed of steel wire core H08A, adhesive (water glass), and welding agent prepared from rutile, marble, fluorspar, quartz, argil, high-carbon ferrochromium, high-carbon ferromanganese, ferrosilicon, ferrotitanium, ferromolybdenum, cerium oxide and nickel.

The invention relate to polyethylene glycol modified hydroxycamptothecin stealth greasy nano balls for intravenous injection and its preparing process, which comprises treatment effective amount of hydroxycamptothecin, polyethylene glycol esters, oil for injection, phosphatides and pharmaceutically acceptable auxiliary material by the weight ratio of 0.01-0.2%, 1-10%, 5-25%, 0-10%, 0-10%, and balancing water. The invention also discloses the preparing prcesss including dissolving liposoluble materials into organic solvents, dissolving water-soluble auxiliary materials and addition agents into water, mixing with organic phase, homogenizing or carrying out supersonic treatment.

The invention discloses a brightness enhancement film having a blue light resistance effect and a manufacturing method thereof. The brightness enhancement film provides a brightness enhancement effect, and, at the same time, the brightness enhancement film can obstruct and absorb short-wavelength blue light and reduce damage of blue light, which is emitted by a backlight module, on user's eyes. On a transparent substrate material, a blue light resistance layer is coated and formed on a substrate surface in a micro concave roller coating manner; then coating is performed on the substrate surface to form a prism structure layer, or coating is performed on a surface of the blue light resistance layer to form a prism structure layer; and the prism structure layer firstly performing the coating and gluing adopting a three-roller type coating system, and then the prism structure layer is formed by pattern roller transfer printing of a structure molding system and via UV light source curing. The brightness enhancement film provides an axial brightness gain, and, at the same time, the brightness enhancement film can effectively absorb the short-wavelength blue light emitted by a backlight source and reduce the damage of the liquid crystal display short-wavelength blue light on the user's eyes.

The invention relates to a preparation method of a stanuntonia chinensis sugar-free beverage; the preparation method adopts stanuntonia chinensis as a production raw material, and prepares the stanuntonia chinensis sugar-free beverage through procedures of seed removal, pulping, enzymatic hydrolysis separation, blending homogenization, sterilization and loading. The beverage processed by the preparation method of the invention not only has unique flavor of stanuntonia chinensis beverages, but also has various efficacy of cancer resistance, radiation protection, aging delay, and the like; meanwhile, raw materials with a high caloric value such as cane sugar are substituted by xylitol, maltitol, and aspartame, which greatly reduces the intake of sugar into human body, and is suitable for eating by patients with diabetes and obesity.

The invention belongs to the field of medicine synthesis, and provides a 1-benzyl-6-carbomethoxy methyl tetrahydroisoquinoline derivative, a preparation method and an application in resisting aggregation of thrombocyte, and particularly relates to a novel 1-substituted-benzyl-N-alkyl (acyl)-6-carbomethoxy methyl-7-methoxyl-1,2,3,4-tetrahydroisoquinoline derivative as shown in the formula (see the specification), a preparation method and an application for resisting the aggregation activity of the thrombocyte. According to the derivative, the in-vitro thrombocyte aggregation-resisting activity is tested by virtue of a Born turbidimetry, a test result shows that the derivative has the thrombocyte aggregation resisting activity, and the activity is obviously higher than positive reference clopidogrel sulfate. The nitrogen decoration of the 1-benzyl-6-carbomethoxy methyl tetrahydroisoquinoline derivative is favorable for improving the thrombocyte aggregation resisting activity. The 1-benzyl-6-carbomethoxy methyl tetrahydroisoquinoline derivative can be used for further preparing an antithrombus drug and has a good practical value and application prospect.

The invention relates to anticorrosive coating for a water ballast tank and a preparing method thereof. The preparing method includes: adding bisphenol A epoxy resin, novolac epoxy resin, bisphenol F epoxy resin and petroleum resin into a mixed solvent of xylene and n-butyl alcohol; adding wet-process sericite powder, silica powder, barite powder, titanium dioxide, fumed silica, bentonite, an active epoxy toughening diluting agent, a silane coupling agent, a polyacrylate co-polymer and polyether-modified polymethyl alkylsiloxane; mixing; stirring; grinding to obtain an A component of the high-solid anticorrosive coating of the water ballast tank; mixing modified phenolic amine and modified amine to obtain a B component; and mixing the A component and the B component when the coating is to be used. The coating has characteristics of good mechanical performance, flexibility, sea water resistance and chemical resistance, and can be used as the coating for the water ballast tank. The preparing method is simple, low in cost and low in VOC content and meets requirements on environment protection.

The invention discloses a highly-antiwear additive for lubricating oil. The highly-antiwear additive is characterized by consisting of the following components in percentage by weight: 10 to 26 percent of nanometer metal powder, 1 to 3 percent of dispersing agent, 0.5 to 1.5 percent of detergent, 0.5 to 1.5 percent of pour point depressant, 0.5 to 2 percent of oxidation and corrosion inhibitor, 1 to 4 percent of viscosity index improver and the balance of base oil, wherein the nanometer metal powder comprises copper powder, magnesium powder and boron powder; the dispersing agent may be polyisobutene bissuccinimide; the detergent may be sulfurized calcium alkyl phenolate or polyisobutene amine; the pour point depressant may be polymethacrylate; the oxidation and corrosion inhibitor may be a sulfurphosphorousbutyloctyl zinc salt; and the viscosity index improver may be an ethylene-propylene copolymer.

The invention discloses an electronic handwriting screen, which relates to the technical field of electrophoresis display, and solves the problems of high manufacturing cost and inconvenient operation of an electronic handwriting screen in the prior art. In the embodiment of the invention, because an insulating spacer element is arranged between an electrophoresis display functional film and a bottom electrode, when proper voltage is applied between a top electrode and the bottom electrode, the top electrode is pressed to enable the electrophoresis display functional film to be in contact with the bottom electrode, thus distance between the top electrode and the bottom electrode is shortened; and along with the increased electric field acting force experienced by the charged pigment particles, phoresis happens and patterns are displayed or erased at the pressed part, thus the handwriting function is realized without adding a touch screen, and the manufacturing cost of the electronic handwriting screen is lowered.

The invention relates to a method for producing a photovoltaic solar cell having a front side designed for coupling in light, comprising the following method steps: A Producing a plurality of cutouts in a semiconductor substrate of a base doping type, B Producing one or more emitter regions of an emitter doping type at least at the front side of the semiconductor substrate, wherein the emitter doping type is opposite to the base doping type, C Applying an electrically insulating insulation layer and D Producing metallic feed through structures in the cutouts, at least one metallic base contact structure at the rear side of the solar cell, which is formed in an electrically conductive manner with the semiconductor substrate in a base doping region, at least one metallic front-side contact structure at the front side of the solar cell, which is formed in an electrically conductive manner with the emitter region at the front side of the semiconductor substrate, and at least one rear-side contact structure at the rear side of the solar cell, which is formed in a manner electrically conductively connected to the feed through contact structure. The invention is characterized in that in method step B and/or a further method step in addition a feed through emitter region of the emitter doping type extending from the front side to the rear side is formed in each case in the semiconductor substrate on the walls of the cutouts, in that in method step C the insulation layer is applied in a manner covering the rear side of the semiconductor substrate, if appropriate further intervening intermediate layers, in that in method step D the rear-side contact structure is applied to the insulation layer, if appropriate to further intermediate layers, in such a way that the rear-side contact structure extends to regions of the semiconductor substrate having base doping and, in these regions, on account of the intervening insulation layer, an electrical insulation is formed between rear-side contact structure and semiconductor substrate, and the base contact structure is applied to the insulation layer, if appropriate to further intermediate layers, in such a way that the base contact structure penetrates through the insulation layer at least in regions, such that an electrically conductive connection is produced between base contact structure and semiconductor substrate. The invention furthermore relates to a photovoltaic solar cell.

The invention discloses a composition and a preparation method of a magnesium-yttrium-calcium compound stabilized zirconia nozzle brick and belongs to the technical field of refractory materials. Firstly, an electro-fused zirconia monoclinic micro powder, an electro-fused calcium-yttrium compound stabilized zirconia micro powder, high-purity active magnesium oxide and a high-purity yttrium oxide micro powder are stirred in the presence of a polyvinyl alcohol binding agent until an agglomerate can be formed; secondly, the mixture is pelletized by using a pelletizer; thirdly, according to the shape requirement of the nozzle brick, the pelletized pug is compression-molded on a hydraulic press, and the molded nozzle bricks are put in a dryer at a temperature ranging from 120 to 150 DEG C and dried for 12-24 hours, and then the nozzle bricks are put in a kiln to be sintered at a temperature ranging from 1600 to 1700 DEG C for 6-10 hours so that the volume density of the nozzle is 5.2g/cm<3> and the apparent porosity is less than 10%. The manufacturing method is simple, the formed nozzle bricks have the characteristics of liquid steel erosion resistance, scouring resistance and good thermal shock resistance, and also the characteristics of high production efficiency and low production cost.