352 results about "Black films" patented technology

An object of the present invention is to provide a face-down type jet plating device in which deterioration in plating quality due to minute solid foreign matters derived from a black film etc. is prevented without impairing operativity. The plating device is designed such that a partition (7) is provided between a semiconductor wafer (1) and an anode (5) so that the anode (5) and the semiconductor wafer (7) are separated from each other and a plating tank (100) is divided into a substrate-to-be-plated chamber and an anode chamber.

The invention relates to a preparation method for improving the gel hardness of fish balls, which is characterized by comprising the following steps of: separating fish meat by using a meat separator, removing fish bones and black films, putting fish fillets into 5 to 8 percent salt solution and soaking for 20 to 40 minutes with continuous stirring; putting the fish meat from which fishy smell is removed into clear water in an amount which is 4 to 6 times that of fish meat, slowly stirring for 8 to 10 minutes, repeatedly washing by using circulating water, dissolving 2 to 4 percent of salt in water, adding into minced fillets, milling for 2 to 4 minutes, adding 0.1 to 0.6 percent of transglutaminase (TGase), milling for 6 to 10 minutes, adding seasonings into the minced fillets, and milling for 1 to 4 minutes; adding 3 to 6 percent of wheat gluten into the minced fillets, and milling for 2 to 5 minutes; putting the minced fillets into a 0 DEG C refrigerator for 1 to 3 hours, forming by using a ball making machine, and ensuring that the weight of each ball is 7 to 15g; and heating the fish balls to the temperature of between 37 and 45 DEG C, keeping for 15 to 25 minutes, putting into a 70 to 85 DEG C water bath for 20 to 30 minutes, fishing out, quickly cooling, quickly freezing, and packaging. The fish balls prepared by the method have smooth and mellow appearance, smooth mouthfeel, high elasticity and rich nutrition.

The invention discloses a method for preparing a graphene-polyimide conductive black film. The method comprises the following steps: performing secondary expansion on expansible graphite, preparing graphene and black packing dispersion, so as to obtain graphene-polyimide black solution and preparing the graphene-polyimide conductive black film. The method is simple, easy to operate and low in cost. The graphene-polyimide conductive black film obtained by the method is flat in surface, high in absorbance, high in heat resistance and excellent in mechanical strength, can be prepared into black cover films, black antistatic films and black flame-resistant films by using the method and is widely applied to the fields of LED, flexible printed circuit boards, military flexible plastic packaging films, electromagnetic wave shielding and heat-resistant materials of aerospace crafts and the like.

The invention relates to an iron rust conversion agent for removing and preventing rust on the surface of steel. The iron rust conversion agent can be coated on a rusty surface of the steel, the iron rust is conversed into a layer of a protective film, the complicated components of the rust layer are converted into stable products, and the stable products show no rust in the relatively long time in the atmosphere, therefore, the rusty surface of the steel can be directly coated and constructed without removing the rust. A synthetic resin emulsion is used as a main film-forming agent, pyrogallic acid and tannic acid are used as main conversion agents, citric acid is used as an auxiliary conversion agent, and a film-forming auxiliary agent is adopted to realize the curing film-forming at room temperature, thus the compactness and water resistance of the film are improved; and moreover, isopropyl alcohol is used as a solvent and penetrating agent, so as to stabilize the rusty layer. The iron rust conversion agent is sprayed to the rusty surface of the steel, thus a compact and uniform black film is formed on the surface of the steel in short time. In addition, the iron rust conversion agent has advantages of simple preparation process, low cost, stable performance, economy and practicality, safety and environmental friendliness, not containing of toxic and harmful ingredients such as formaldehyde, benzene and nitrite, and no simulation on operating personnel and the like.

The invention relates to the field of crop planting, and particularly to a method for planting potatoes, which comprises the following steps: preparing land, fertilizing, and ditching; putting the potato seedlings into ditches, ridging, covering soil, covering parts on ridges, where the potato seedlings are planted, with colorless and transparent film, and covering two sides of the colorless and transparent film with black film; conducting field management, and harvesting potatoes. The method adopts the colorless and transparent film and the black film, which are in a matched manner, to plant the potatoes, the colorless and transparent film has good light transmittance and increases temperature quickly at the early stage, so the potatoes can root early; the black film has low visible light transmittance and can restrain weeds from growing, and the weeding rate can reach about 90 percent; during the middle and later periods of growth, the root systems enter below the black film, high temperature below the film, caused by strong sunlight, is prevented, and the premature senility of the root systems is avoided; the method can create a good environment for potato tuber growth in the period of tuberization, and has a ground temperature adjusting function that other film does not have; not only is the labor intensity of weeding reduced, but also the yield is increased by a large margin.

The invention discloses a color filter and a production method thereof as well as a liquid crystal panel. The color filter comprises a substrate and a black matrix, a gap grain and a color filtering layer which are formed on the substrate, wherein the black matrix and the gap grain are of an integrated structure; the thickness of the black matrix is more than that of the color filtering layer; and the color filtering layer is used for adding color ink into the black matrix on the substrate according to an ink jet printing method and curing the color ink. In the color filter provided by the invention, the black matrix and the gap grain are of the integrated structure by exposing and developing a black film on the substrate, thereby simplifying the production method of the color filter. In the color filter, the color filtering layer is produced according to the ink jet printing method, so that the height of the black matrix is unlimited during the production process for forming the color filtering layer, the existing material can be used for producing the black matrix and the gap grain, and the production yield of the color filter is increased.

The invention discloses a method for preparing a Bi/BiVO4 composite photoanode material by photodeposition. The method comprises the following steps: soaking a BiVO4 electrode in an ethylene glycol/water mixed solution of Bi(NO3)3 5H2O, and illuminating to uniformly generate a layer of an ash black film on the surface of the BiVO4 electrode; and washing with ethyl alcohol to obtain a Bi/BiVO4 composite photoanode. According to the method, metal Bi particles are successfully loaded on a multihole BiVO4 thin film in a simple photo-reduction process; furthermore, introduction of the metal Bi particles enlarges an absorption range of bismuth vanadate to visible light; meanwhile, electrons in the metal Bi particles are transferred onto a BiVO4 conduction band to increase the concentration of current carriers; and a hole in the BiVO4 surface in a pure Na2SO4 solution oxidizes part of the metal Bi nano particles, so that separation of electron-hole pairs is effectively promoted, and the photoelectric chemical decomposition performance of water is improved.

The invention discloses technology for aligning a circuit board by a PIN nail, and belongs to the field of manufacture of circuit boards. The technology comprises the following steps: (A) drawing patterns to be transferred on a film on which a processing line and a molding line are set; (B) forming a PIN nail positioning hole at the corner position of the processing line, wherein one side has 1 to 3 holes more than the other sides; (C) arranging the PIN nail in the PIN nail positioning hole; (D) forming a film window at the edge position of 2 to 5mm of the PIN nail hole and adhering a gummed paper, and sealing the sides of the film; and (E) performing aligned production of the circuit board according to the PIN nail. By adopting the technology, the circuit boards can be directly produced by using a black film without copying the black film into a yellow film and substantial cost can be saved. Due to the adoption of the technology for aligning the circuit board by the PIN nail, the efficiency can be improved to 80 to 90 pnl per hour. Due to the adoption of the PIN nail, the operating difficulty for aligning personnel is reduced greatly.

The invention discloses an automatic fish washing machine. The automatic fish washing machine comprises a rack, and further comprises a first fish clamping belt set, a second fish clamping belt set, a fish pressing mechanism, a fish belly opening device, a viscera and black film removing and washing device and a fish body sliding groove. The first fish clamping belt set and the second fish clamping belt set which are consistent in conveying direction are installed on the rack side by side, and a conveying channel is formed between the first fish clamping belt set and the second fish clamping belt set. The fish body sliding groove is fixedly connected to the lower edge of the conveying channel and extends to the exterior of a starting end of the conveying channel to form a fish inlet. The fish pressing mechanism is fixedly connected to the upper portion of the conveying channel. The fish belly opening device is fixedly connected to the fish body sliding groove, and the viscera and black film removing and washing device is fixedly connected to the lower portion of the fish belly opening device. The automatic fish washing machine can quickly open the fish belly, remove fish viscera and the black film on fish and carry out washing thoroughly; the automatic fish washing machine is simple in structure principle, low in cost, easy to operate, good in stability, and the treatment effect is more ideal especially for different sizes of daces.

The invention discloses a saline-alkali tolerant high polymer modified asphalt polyester reinforcement waterproof coiled material, which comprises a layer of high-strength long fiber polyester reinforcement (PY) with the thickness ranging from 1.2mm to 1.4mm. Special super-viscous SBS (styrene-butadiene-styrene block copolymer) and chemical saline-alkali tolerant accessories are covered on two surfaces of the polyester reinforcement to modify rubber asphalt, and the polyester reinforcement, the modified rubber asphalt and a PE (polyethylene) black film or fine sand materials are jointly used for preparing the saline-alkali tolerant high polymer modified asphalt polyester reinforcement waterproof coiled material by the aid of special process. The saline-alkali tolerant high polymer modified asphalt polyester reinforcement waterproof coiled material realizes excellent chlorine ion permeation performance and saline-alkali tolerance when used in building waterproofing engineering in coastal areas and high-saline and high-alkali areas, and can effectively prevent a building structural main body from being eroded by corrosive media.

A liquid crystal display device with a black film for reducing bright lines, light leakage and line cloak. The liquid crystal display device has a liquid crystal panel divided into a display portion and a non-display portion. Black film is formed on the under surface of the non-display portion in the liquid crystal panel. By utilization of black film for reducing bright lines, light leakage and line cloak, the picture quality of the liquid crystal display device is greatly enhanced and the liquid crystal display device is lighter and slimmer.

The invention discloses a production method of a temperature-resistant pressure-resistant capacitive touch screen panel. The production method includes the steps: firstly, cleaning and drying a glass substrate; secondly, forming a removable local shade layer; thirdly, vacuum-plating a black titanium carbide film or black titanium carbonitride film; fourthly, vacuum-plating a silica film on the surface of the titanium carbide film or titanium carbonitride film; fifthly, removing the local shade layer and the portions of the films thereon to obtain the glass substrate with a metal film wire black-film masking frame and a transparent visual area; sixthly, on the back of the glass substrate, forming a transparent ITO (indium tin oxide) conducting film on the transparent visual area, forming a metal film wire connected with the transparent ITO conducting film on the black film masking frame, and forming an OC (over coat) protective layer on the metal film wire; and seventhly, forming the touch screen panel. The temperature-resistant pressure-resistant capacitive touch screen panel is capable of effectively resisting high temperature and high pressure, bonding yield of the touch screen panel and a flexible circuit board is increased, and production cost of OGS (one glass solution) capacitive touch screen modules is reduced greatly.

The invention relates to a cultivation method for hotbed chives, belonging to the vegetable planting field. The cultivation method comprises the following processes of A, bedding and planting; B, managing water and fertilizers; C, cultivating hotbed chives, D, managing growth period and E, harvesting. Leek seedlings are planted in a leek plot; after a certain time of management of water and fertilizers, supports are arranged on the surface of the plot and a perforated black and white film is covered on the surface of the plot when the leeks grow to a certain height; the leeks are gradually excavated out from the holes; along the growth of the leeks, the length that the perforated black and white film covers the leek cauloid is increased through overstating supports, so the leek cauloid isconsistently in the condition without illumination and the cauloid is yellowed. When the leeks grow to a certain extent, green leaves at the upper part of the leeks are cut off; and then a common light tight black film is covered on the leeks; and the cut green leek leaves or straws are paved on the common light tight black film. The cultivation method for the hotbed chives provided in the invention saves heavy hilling labor; the leeks grow in the film holes, so the film has better supporting effect, the leeks have better permeability, and the disease resistance of the leeks is improved.

The invention discloses a manufacturing method for blackening mobile phone shell. The manufacturing method comprises the procedures as follows: a stainless punch forming shell is adopted; the shell is polished or wiredrawn; the shell is placed on an ultrasonic clean line to be cleaned; the shell is placed in a vacuum furnace; high voltage source is used for argon-ion bombardment for the shell; an Ion plating method is used for depositing a pure metal layer on the surface of the shell; a magnetron sputtering method is used for depositing a middle transition layer on the bottom layer of the pure metal; the magnetron sputtering method is used for coating a hard black film on the middle transition layer; the shell is passivated and cooled; and a static protective film is stuck on the shell for package. The manufacturing method has the characteristics of green environmental protection and energy saving. The tone range of a black nano film is that L is equal to 35 to 39, a is equal to -0.3 or 0.5 and b is equal to 0 to 3. The manufacturing method also has strong bonding capacity which can be over 8H under the loading below 1000g, so the wear-resisting property and the service life of the stainless cell phone casing are greatly improved.