41results about How to "Meet the characteristic requirements" patented technology

The invention relates to a process for reducing bossting time for formation of aluminum electorlytic capacitance anode foil, comprising boiling with pure water, forming, depolarizing and reforming. There is a pretreatment before boiling with pure water: putting corrosive foil into nitrate liquid for 1-60 seconds at room temperature, the proportion by weight of nitrate liquid is 1% -15%. The invention keeps the initial range of the product CV of specific capacitance and withstand voltage, and reduces the bossting time for aluminum electorlytic capacitance anode foil, which can meet the specific requirement for raw material of anode foil, and it is suitable for high and low pressure aluminum electrolytic capacitance.

The invention relates to molding equipment and process of a waterproof or antistatic or anti-counterfeiting single corrugated board. The equipment comprises a first paper holder and a second paper holder, a corrugating machine, a cutting device, a conveying device, a paperboard receiving machine, a first pre-heating roller, a second pre-heating roller, a coating dip-coating device, a striking-off device and an ultraviolet radiation device, a heat supplying unit and an atomization and water spraying unit, wherein the coating dip-coating device, the striking-off device and the ultraviolet radiation device are arranged between the first pre-heating roller and the first paper holder in sequence; the heat supplying unit is used for supplying heat to the first pre-heating roller and the second pre-heating roller; the atomization and water spraying unit is arranged nearby an inlet of the cutting device; coating selected by the coating dip-coating device is one of waterproof coating, anti-counterfeiting coating or antistatic coating. The molding equipment and process have the advantages that on one hand, paper sheets are directly subjected to waterproof or antistatic or anti-counterfeiting treatment so that a glued paperboard meets property requirements of customers; on the other hand, a fold phenomenon of the molded paperboard can be effectively reduced; meanwhile, an automatic gluing capability of the double-layered paperboard can also be enhanced and the quality is improved.

The present invention discloses one kind of high and low temperature stable high dielectric constant ceramic dielectric material and its preparation process. The ceramic dielectric material consists of barium titanate, niobium oxide, magnesium oxide, BaCO3 and self-made additive comprising B2O3, Bi2O3, SnO2 and TiO2. The ceramic dielectric material has excellent dielectric performance, high dielectric constant, low dielectric loss, excellent heat stability, low material cost, medium sintering temperature and low cost.

The invention relates to a method for producing highly cold-resistant automobile gear sleeve leather. The method comprises the following steps of: coating a polyurethane coating on basic cloth to obtain a wet process semi-finished product; selecting release paper, uniformly coating highly cold-resistant and highly wear-resistant mixed slurry on the front side of the release paper, and drying the release paper to obtain surface layer film release paper; uniformly coating two-liquid mixed slurry having high crosslinking degree on a surface layer film of the surface layer film release paper, drying the surface layer film release paper to obtain the release paper having a transfer film; and jointing the transfer film of the release paper and the wet process semi-finished product, drying the jointed product, and stripping leather from the release paper to obtain the highly cold-resistant automobile gear sleeve leather. A product produced by the method can meet the requirements of highly cold areas on the property of the automobile gear sleeve leather.

The invention discloses a production method of lightweight paper. The production method comprises a wood pulp proportioning step and a mixing step. Needle BCMTP chemimechanical pulp and needle bleached chemical wood pulp are proportioned and pulped; a neutral sizing agent, cationic starch, cationic polyacrylamide and talcum powder are used; then a paper manufacturing process is performed. Importedneedle wood pulp and broadleaf wood bleached sulfate pulp are respectively pulped and blended, and various additives are added; the blend is conveyed into an approaching system for dehydration forming through a wet part and then is further dehydrated through a squeezing part; after pre-drying, semi-dry calendaring and surface sizing are performed, the product is dried through a drying part; the product is baked at low temperature, subjected to soft calendaring finishing and wound. First of all, high bulkiness is achieved, and the flatness and the tensile strength of paper are not affected, sothe production method is suitable for high-speed printing; secondly, no flourescent brightener is contained; compared with common coated paper, offset paper and lightweight paper, the lightweight paper produced according to the method is relatively dark and has a color close to the primary color of wood pulp, so that visual fatigue cannot be caused by long-time reading.

The invention discloses a data scheduling platform of an integrated information service broadcasting system. The data scheduling platform comprises a control center, a real-time service data broadcasting scheduling subsystem, a non real-time service data broadcasting scheduling subsystem, a personalized data broadcasting scheduling subsystem and a channel adapting subsystem. The scheduling platform established by the invention can support broadcasting services of real-time service data and non real-time service data under the same broadcasting channel, support dynamic addition, deletion and data modification services and perform dynamic distribution, adjustment and recovery of broadband; a single-channel broadcasting or multi-channel parallel broadcasting mode and different scheduling strategies are adopted in different data services to meet the time limitation requirement of the real-time data service and reduce the data access time of the non real-time data service; and when the multi-channel parallel broadcasting mode is adopted for data broadcasting, the data scheduling platform supports the change capable of adapting to data classification, dynamically adjusts the distributedchannel number and bandwidth, meanwhile supports the user request-based data broadcasting scheduling service, performs reasonable scheduling according to the factors such as data access probability, request deadline, request data length and the like, and meets the requirements of various indexes.

The invention relates to a glass insulator material. An existing insulator is poor in insulation performance of high-alkali glass. The glass insulator material comprises components by weight of 65-72% of SiO2, 0.05-4% of PbO, 2-8% of Al2O3, 2-6% of MgO, 6-12% of Na2O, 3-8% of K2O, 0.5-2% of BaO, 0-0.4% of Li2O and 0.5-1.5% of SrO. When the glass insulator material is 18 DEG C, the volume resistivity is larger than 5*1014. When the glass insulator material is 90 DEG C, the volume resistivity is larger than 2*1010. When the glass insulator material is 18 DEG C, the dielectric loss D is smaller than 1.4%. When the glass insulator material is 40 DEG C, the dielectric loss is smaller than 2.0%. The glass insulator material uses waste leaded glass as main raw materials, changes waste into wealth, and achieves resource utilization of leaded glass. Furthermore, the glass insulator material is high in volume resistivity, low in dielectric loss and excellent in sealing performance and processing performance.

The invention discloses a paper-aluminum-plastic composite easy-to-tear packaging film, which comprises a base paper layer, an aluminum foil layer and a thin film layer that are sequentially attached, wherein a bonding resin film (LDPE and EMAA) layer is arranged between the paper layer and the aluminum foil layer; a water-based heat seal adhesive layer is attached to the surface of an inner heat seal film layer, and a water-based priming coating is attached on the bottom surface of the inner heat seal film layer. The inner layer is formed by combining a special inner seal film with water-based heat seal adhesive, so that a brand-new easy-to-tear packaging film is created, the sealing strength is maintained a constant and uniform range, the easy-to-tear property, cleanness and completeness of a tearing opening can be guaranteed, and the paper-aluminum-plastic composite easy-to-tear packaging film is a new creation in the field of packaging medical assisted supplies.

The invention relates to a preparation method of a woodworking tool, and belongs to the technical field of tools. The preparation method of the woodworking tool provided by the invention comprises thefollowing steps of (a) sequentially performing alkaline etching and acid etching on a hard alloy tool substrate to obtain a pretreated tool substrate; (b) placing the tool substrate in a diamond suspension for ultrasonic treatment and pre-growing of a seed crystal; and (c) performing deposition on the surface of the ultrasonically-treated tool substrate by adopting a chemical vapor deposition method to form a diamond layer in order to obtain the woodworking tool, wherein the concentration of a carbon source used in the chemical vapor deposition is 0.5 to 10 volume percent. Through alkali-acidtwo-step treatment in the method, the pretreated tool substrate has specific roughness; the bonding force between the tool substrate and the diamond layer is improved; and the wear resistance and service life of the tool are ensured. The diamond layer is formed on the surface of the tool substrate by deposition, so that the tool has high strength and toughness, as well as high wear resistance andcutting performance.

The invention discloses an intelligent terminal position status identification method and device. According to an specific embodiment, the method comprises: receiving Wi-Fi data information sent by an intelligent terminal; searching for a Wi-Fi base station according to the Wi-Fi data information and determining offline site information corresponding to the Wi-Fi base station; importing the Wi-Fi data information into a trajectory model corresponding to the offline site information to obtain the test status information of the intelligent terminal; and judging the position status of the intelligent terminal according to the test status information. According to the intelligent terminal position status identification method, the Wi-Fi data information sent by the intelligent terminal is analyzed to obtain the corresponding offline site information, and then the Wi-Fi data information is imported into the trajectory model corresponding to the offline site information to obtain the test status information of the intelligent terminal, and therefore, the test status information is enabled to meet the specification requirements of an offline site, and furthermore, the position status of the intelligent terminal is determined.

The invention discloses a portable rapid air cooling belt connection machine. The machine is provided with an upper beam and a lower beam and is characterized in that a heating plate and a metal flat plate are sequentially arranged at the bottom of the upper beam from top to bottom, a metal flat plate, a heating plate and a heat insulation plate are sequentially arranged on the top of the lower beam from top to bottom, a belt is heated, pressurized and connected between the metal flat plate of the upper beam and the metal flat plate of the lower beam, and an air bag for pressurizing is arranged at the position, below the heat insulation plate, in the lower beam; a draught fan for cooling is arranged at the position, above the heat insulation plate, in the upper beam. The belt connection machine can meet machining physical characteristics and process requirements of various belts, a machined belt is flat and attractive, no obvious connecting marks exist on the connecting position, attractiveness and strength of belt products are improved, and the whole connection machine is compact in structure, small in size, stable in work and convenient to use.

The invention relates to a synthesis method of toughened unsaturated polyester resin for road sign coating. The synthesis method comprises the following steps: adding phthalic anhydride, alcohol and a catalyst to a four-necked flask provided with a stirrer, a thermometer, a gas guide pipe and a water konckout vessel according to an experiment formula; firstly heating up the system, starting stirring, raising the temperature of a liquid, cooling when the acid value drops to be below a preset value, then adding maleic anhydride, gradually increasing the temperature and keeping the temperature; heating up for reaction until no water is evaporated out, vacuumizing, adding a polymerization inhibitor and polyethylene wax, cooling, adding a cross-linking agent, uniformly mixing and finally discharging, thus obtaining the unsaturated polyester resin. The synthesis method is simple and is easy to control; coating prepared from the synthesized unsaturated polyester resin has excellent durability, rapid dryness performance, high night visibility and the like and the synthesized unsaturated polyester resin can effectively meet the characteristic requirements of road sign coating.