956results about How to "Good application prospect" patented technology

A laser cladding process of an exterior wear-resisting anti-corrosive alloy coating of a slide chair of a railway switch comprises processes as follows: firstly, the surface of the slide chair is pre-heated, which means the surface of the slide chair is degreased and de-rusted under room temperature; and the surface is cleaned up by alcohol; then alloy powder is prefabricated, which means iron-base, nickel-base or cobalt base alloy powders that are ready for cladding are preplaced on the processed surface of the slide chair, and a scraping straightedge provided with a rail is used for adjusting the pretreated metal powder so that the alloy powder can be distributed on the surface of the slide chair evenly and has proper thickness to meet the thick requirement of the coating after cladding; and finally, the slide chair is hardened by the laser cladding; the laser of CO2 gas is adopted; a numerical control machine is used as a working table and the surface of the slide chair is hardened by the laser cladding. The laser cladding process has the characteristics of no pollution, high production rate, low energy consumption, the little finishing allowance of cladding coating and low combined cost.

The invention discloses a preparation method for a transparent silver nanowire conducting electrode. The preparation method comprises the following steps: (1) preparing a high length-diameter ratio silver nanowire solution; (2) conducting hydrophilization on a substrate; (3) coating the prepared silver nanowire solution on the substrate, and carrying out drying to obtain a transparent silver nanowire conducting thin film on the substrate; (4) conducting adhesion treatment on the transparent silver nanowire conducting thin film and the substrate; (5) exposing the transparent silver nanowire conducting thin film treated with adhesion to ultraviolet light, so as to obtain the transparent silver nanowire conducting electrode, wherein the adhesive force between the transparent silver nanowire conducting electrode and the substrate is high. The transparent silver nanowire conducting electrode prepared according to the method is excellent in carrier collection efficiency and relatively high in light transmittance, can improve the conductibility of a front electrode of a solar battery, reduce reflectivity, and potentially improve battery efficiency and reduce production cost, and is high in mechanical and environmental stability, and suitable for large-area low-cost preparation.

The invention relates to a bone implanting and internal fixation appliance with bioactivity and absorbability, which belongs to the field of bio-medical appliances, particularly to the field of medical appliances used for bone wound surgery, reparative and reconstructive surgery and plastic and cosmetic surgery. The appliance includes bone nails and a bone plate made of magnesium and the alloy thereof with bioactivity and absorbability. The bone implanting and internal fixation appliance is a bone internal fixation device, which comprises a blade plate and matched screws, intramedullary nails, a fracture and dislocation fixing device of vertebral column, bone nails or screws having individual fixation effect, wherein the bone internal fixation device is made of magnesium and the alloy thereof with bioactivity and absorbability. The bone internal fixation device can solve the problem in bioactivity of prior bone internal fixation device and promote healing the tissue where the device in implanted. The device also includes a protection layer prepared on the surface of the internal fixation device for controlling the degradation rate of magnesium alloy and the dissolution rate of magnesium ions, thus controlling the bioactivity and the absorption speed of the magnesium alloy device in an organism.

The invention discloses a method for preparing a wear-resisting super-hydrophobic coating through a cold spraying technology and a product of the method. The method comprises the following steps that firstly, the surface of a base body is roughened; secondly, sprayed powder is modified with low-surface-energy matter; and thirdly, the wear-resisting super-hydrophobic coating is prepared on the surface of the base body through the cold spraying technology. The static contact angle of the coating prepared through the method can be 150-180 degrees, the rolling angle of the coating is smaller than 10 degrees, and good super-hydrophobicity is achieved. According to the method, the product of a non-stick pan is prepared and has good wear resistance and non-stick performance, and compared with non-stick pans in the market, the product is more resistant to wear and has the great competitive potential in the field. In addition, the method can be used for preparing different wear-resisting super-hydrophobic coatings based on different base materials (such as metal, ceramic, glass and plastic), and the application range is wide.

The invention relates to the technical field of wireless communication, and provides a method for joint optimization of schedule and resource allocation based on a genetic algorithm, which is applied in a CoMP communication system. The method includes steps of: S1, encoding chromosome; S2, initializing setting; S3, computing fitness value; S4, determining whether the optimal solution is better than an elite: if yes, updating the elite and executing S5, and if no, turning to S5; S5, determining whether a predetermined generation of population has been generated or not, if no, executing S6, otherwise, turning to S8; S6, participating reproduction process to generate two offspring chromosome individuals; S7, determining whether a predetermined number of offspring chromosome individuals have been generated, if yes, turning to S3 to compute again; otherwise keeping on reproduction; S8, performing schedule and resource allocation according to a solution corresponding to the elite. Under the condition of satisfying schedule limitation and power limitation, the method can, by uniting schedule and resource allocation, efficiently optimize system performance with less computing complexity.

The invention relates to a thermal-spalling acrylic ester pressure-sensitive adhesive, an adhesive tape and a preparation method of the adhesive. The thermal-spalling acrylic ester pressure-sensitive adhesive provided by the invention prepared by the following components by weight via radical polymerization: 60-140 parts of iso-octyl acrylate, 60-140 parts of butyl acrylate, 5-10 parts of acrylic acid, 5-10 parts of hydroxyethyl acrylate, 5-10 parts of methyl methacrylate, 0.1-2 parts of N-hydroxymethyl acrylamide, 0.02-1 part of azodiisobutyronitrile, and 140-250 parts of ethyl acetate. The pressure-sensitive adhesive prepared by the invention has good viscosity at low temperatures and does not have viscosity at high temperatures. Expansible microspheres and a cross-linking agent are added into the pressure-sensitive adhesive and then solidification is carried out to obtain the pressure-sensitive adhesive tape; when the temperature is below 60 DEG C, the pressure-sensitive adhesive tape has good viscosity; and when the temperature is above 120 DEG C and baking is carried out for 5min, the pressure-sensitive adhesive tape loses the viscosity. The viscosity variation of the pressure-sensitive adhesive tape is varied through temperature variation intervals by the pressure-sensitive adhesive, so that terrific adhesiveness and thermal-spalling property are provided.

The invention discloses a method for preparing a superhydrophobic coating layer through composite of inorganic nano-particles with different average particle sizes, belongs to the field of novel materials, and in particular, belongs to the field of self cleaning materials. The inorganic nano-particles with different average particle sizes are composited to form a mixed dispersion liquid, then a silane coupling agent is added for hydrophobic modification of the composite nanoparticles in the mixed dispersion liquid under the action of a catalyst, and a composite nanoparticle dispersion liquid having a superhydrophobic property is obtained and acts on various soft or hard substrates through extraction, spraying, drop-coating, spin-coating and other methods to form the superhydrophobic coating layer; the superhydrophobic composite nanoparticle dispersion liquid is gradually diluted according to the proportion and then acts on a transparent material substrate, and the superhydrophobic coating layer having adjustable transparency can be obtained; the superhydrophobic coating layer has the contact angle greater than 160 degrees and the rolling angle of less than 5 degrees. The method is simple in process and is applicable to surface hydrophobic modification of various materials, and the transparency of the superhydrophobic coating layer can be adjusted according to different uses.

The invention discloses a fault detection method for an adaptive stochastic resonance bearing. The fault detection method for the adaptive stochastic resonance bearing comprises the following steps: firstly, preprocessing a fault signal, so that the fault signal meets a small-parameter stochastic resonance condition; secondly, according to a known condition, setting optimization range of an initial parameter and a bistable system parameter of an artificial fish swarm algorithm; thirdly, optimizing the value of the bistable system parameter by using the artificial fish swarm algorithm with a signal-to-noise ratio as an effect evaluating function; finally, adaptively finding the value of the bistable system parameter corresponding to the maximum signal-to-noise ratio, generating stochastic resonance and enhancing a resonance effect. The parameter optimization is performed by using artificial fish swarm algorithm, so that adaptive stochastic resonance is achieved; artificial intelligence and adaptive control are combined together, so that the application restriction of the stochastic resonance caused by difficult selection or incorrect selection of the system parameter is overcome and an early failure of the bearing can be effectively diagnosed.

The invention discloses a measuring device and a method for liquid permeability of a compressed rock in reservoir conditions, wherein the device comprises a thermostat; a first piston container and a second piston container which are arranged in the thermostat and used for containing test fluid; a core holder which is arranged in the thermostat, wherein the interior thereof is used for clamping a core sample, the two ends of the core holder is respectively connected to the outlet ends of the first piston container and the second piston container; a confining pressure pump used for adding confining pressure to the core sample in the core holder; a vacuum pump used for drawing a vacuum on the two sides of the core sample in the core holder; an injection pump which can inject the test fluid in the first piston container into one side of the core sample in the core holder; and a backpressure pump which can inject the test fluid in the second piston container into the other side of the core sample in the core holder. The test results of the device are more reliable.

The invention discloses a manufacturing method of electron-grade nickel carbonate through sedimenting sodium carbonate, which is characterized by the following: adopting soluble nickel salt as nickel source and sodium carbonate as sediment; co-flowing nickel salt solution and sodium carbonate solution; controlling pH value, temperature and aging condition; washing; drying; washing again; drying again; grinding into product.

The invention discloses a method for checking the reality of an ocean color remote sensing product. The method comprises the following steps: (1) reconstructing a long time sequence remote sensing data set; (2) computing and integrating based on the time-space variation characteristics of the remote sensing data set; (3) carrying out quality control and screening on a practical measurement data set for checking the remote sensing product; (4) checking generation of data sets by practical measurement-remote sensing data based on a time-space matching rule; (5) carrying out risk level division on the eligible matched data sets; and (6) computing indexes for checking the data reality of the remote sensing product. According to the method, the representativeness and the reasonability between the remote sensing product data and the checking practical measurement data can be checked, the matched data sets are screened and generated, and an evaluation method for different risk levels is obtained, so that the evaluation results are diversified and reasonable, the uncertain risk in the checking process is lowered, and the checking credibility is improved.

The invention relates to an industrial robot base coordinate measuring method, which comprises the following steps: setting a robot base coordinate system to be OBXBYBZB, a robot tail-end flange coordinate system to be OTXTYTZT, and a measurement coordinate system carried with a laser tracker to be OMXMYMZM; arranging a target ball in the center of a flange at the tail end of a robot, and ensuring the target ball does not shift in the robot motion process; keeping other shafts of the robot immobile, only enabling a first shaft to rotate, and carrying out fitting on a plurality of point location data obtained after continuous rotation to obtain a circle, the normal vector of the circle being Z-axis direction of the base coordinate system; placing the target ball at a plurality of places in a robot base plane, measuring multiple points and obtaining a robot base plane equation through data fitting, the point obtained when the normal vector obtained through fitting in the step above meets the robot base plane being an original point OB of the base coordinate system, and thus a coordinate axis ZB can be obtained; controlling a second shaft of the robot to be in single axis motion, placing the target ball at some fixed place of the second shaft, continuously rotating for a plurality of point positions and carrying out fitting on the recorded points data to obtain a plane, projection of the plane to the base plane being the coordinate axis XB; and through a right-hand rule: ZB=XB*YB, obtaining the coordinate axis YB.

The invention discloses a CRISPR-mediated rapid and effective crop site-specific gene fragment or allele replacement method and system. The system provided by the invention comprises a recombinant vector and a free donor fragment; the recombinant vector comprises a coding sequence of sgRNA1, an expression cassette of a Cas9 gene, a donor fragment and a coding sequence of sgRNA2; the donor fragmentcomprises a target of sgRNA1, a mutant segment and a target of sgRNA2; homologous recombination occurs between the mutant segment and a target segment; and the differences between the mutant segmentand the target segment are as follows: (1) a target nucleotide or fragment is replaced with a mutated nucleotide or fragment, (2) NGG in the target of sgRNA1 is mutated into non-NGG, and (3) the NGG in the target of sgRNA2 is mutated into non-NGG. The invention provides a feasible and effective method for replacing and integrating site-specific gene fragments or alleles for crop breeding improvement, and the method has a great application potential and a wide prospect.

The invention discloses an access control system and method based on context awareness for a mobile platform. A plurality of technologies such as position locating, context awareness and data mining are utilized comprehensively. Specific to the problem of information protection during data operation of a mobile terminal, the advantages and disadvantages of an existing access control technology are analyzed, a scheme for deciding a security access strategy based on a user context is proposed, and an access control technology based on the context awareness for the mobile platform is designed and implemented. An environment in which a user is located is judged accurately through a position locating technology and an audio-based context identification technology, and a current environment safety risk level is judged optimally with a pedestrian crowding degree judgment algorithm. User access is influenced and classified information is operated, so that the classified information is prevented from being intercepted and peeked on the mobile platform.

The invention relates to a macromolecular intumescent flame retardant with phosphorus and nitrogen, which is characterized in that: the chemical composition is poly (2, 6 and 7-trioxy-1-phosphorous dicyclic-[2, 2 and 2]-octane-1-anisyl) organic phosphate 4 and 4'-diaminodiphenylmethane; the preparation process is that: 2, 6 and 7-trioxy-1-phosphorous dicyclic-[2, 2 and 2]-octane-1-anisyl is put into the solvent of acetonitrile and dissolved after heating and stirring, and then diamine compound and catalyst are added into the solution, and a temperature reaction is processed under the protection of nitrogen; the solution is filtered when reaction is over to obtain the filter mass after being rinsed and dried. The macromolecular intumescent flame retardant with phosphorus and nitrogen has the advantages of being halogen-free and environment-friendly, big molecular weight, basically solving transplantation, separation, volatilization or other problems on the machineshaping of the flame retardant and the polymer substrate, simple preparation method and operation and higher productive rate of the product.

This invention is related to a process of disposing urban sewage, which comprise the steps of coagulate filtration, ozone oxidation, biological oxidation to dispose urban sewage, so that the residual undegradable organic substances, bacteria and virus in the second-class urban sewage can be removed and the water can be recycled. According to different usages of the recycled water, the process also comprises reverse osmosis or nanoscale filtration treatment to further remove the residual organic and inorganic substances in the water. The process is a combination of coagulate filtration, ozone oxidation, biological oxidation and reverse osmosis, designed to resolve such problems as urban sewage disposal and water recovery. The process can obtain high-quality recycled water with a low cost, showing high cost performance, which is important to resolving urban water depletion, raising the utilization rate of water resources, reducing environmental pollution and promoting sustainable development of the society.

At present, researchers do the research of reasonable utilization of chrome-containing leather shavings all the time; however, the leather shavings of leather making enterprises are difficult to treat in batch. The invention provides an environment-friendly collagen fiber leather substrate which is characterized by comprising an intermediate-layer fiber web, a surface-layer fiber web tightly connected on the upper surface of the intermediate-layer fiber web, and a bottom-layer fiber web tightly connected on the lower surface of the intermediate-layer fiber web, wherein the surface-layer fiber web and the bottom-layer fiber web respectively comprise the components by mass percentage of: 90 to 97 percent of collagen fibers, 3 to 10 percent of polylactic acid bi-component fibers; the intermediate-layer fiber web is made of polylactic acid bi-component fibers; the weight of the surface-layer fiber web and the weight of the bottom-layer fiber web are both 30 to 150 grams per square meter; and the weight of the intermediate-layer fiber web is 10 to 30 grams per square meter. The non-woven synthetic leather substrate prepared by using collagen fiber extracted from leather leftovers has good simulation performance, avoids secondary pollution to the environment, and is beneficial to the follow-up coating of PU (polyurethane).

The invention discloses a water spray discharge air plasma jet processing device and a high-voltage power source thereof. Water to be treated is atomized into a fine mixture of water drops and air at first; consequently, the collision frequency of active particles generated by discharge with toxic and harmful species in water is effectively improved in the discharge reaction processing process, the chemical reaction rate can be effectively increased, the water-air mixing ratio of the water spray jet and the flow velocity of the water spray jet can be adjusted, the chemical reaction kinetics of the water spray jet generated in an atomization reactor are adjusted, the highest efficiency and the most energy-saving state of running of the water processing system are realized, and the processed water is subjected to circulating treatment a plurality of times so that the requirement of emission can be met at last; a voltage and current detection circuit for the input end and the output end of the high-voltage power source is capable of effectively determining whether the system runs normally; therefore, the optimal running parameter control of the water processing system between physical parameters such as the discharge power of the output end, the water spray jet speed and the water-air mixing ratio, and the water processing effect is realized.

The invention discloses a floating body gate and a method of the floating body gate. The floating body gate comprises a limiting block, bottom water stop rubber, side water stop rubber, a floating body, a door leaf, a support arm, a support arm cover plate, a hose pipe, buffering rubber, a support base shaft, a support base, an air delivery pipe, a dam body and an air compressor. The floating body gate has the basic functions of a common water gate and further has the two advantages that the water gate flowing width is equal to the channel width, no water stop buildings exist above the dam body of a river channel when the gate is opened, and therefore the contradiction between river channel shipping and flood control is solved well; the floating body gate has the ecological function, no vertical stairs exist when the floating body gate is closed for water storage or opened for aerial drainage, so that fishes and river channel objects pass freely, the noise of water flow falling does not exist, and natural features of the river channel are kept. The floating body gate is convenient to transport, maintain and install, simple in structure, low in cost and suitable for water storage or drainage of dams, and has excellent application prospects and obvious technical advantages, and the water stop structure of the gate is stable and effective for a long time so that frequent replacement can be avoided.

The invention discloses a Pseudomonas mendocina temperature resisting strain HAD-2 being able to carrying out heterotrophic nitrification and aerobic denitrification and having flocculation ability. The strain is from activated sludge in the petrochemical sewage treatment plant, and is preserved in China General Microbiological Culture Collection Center on Jan. 20, 2016 with the preservation number of CGMCC 1.15625. The invention belongs to the technical field of environmental protection, and aims at solving the synchronous removal problem of ammonia nitrogen, nitrate nitrogen and total nitrogen in the sewage treatment process. The strain can realize simultaneous implementation of heterotrophic nitrification and aerobic denitrification under aerobic conditions to rapidly remove a heterotrophic nitrification system, an aerobic denitrification system, and ammonia nitrogen, nitrate nitrogen and total nitrogen in simulated sewage. Floc is produced by using LB, fermentation medium or nitrogen-containing medium fermentation. The strain has a wide application range, and has the advantage in treatment of high-temperature slight-alkaline sewage.

The invention relates to a rare earth lanthanum and cerium sulfate which can be used as a red paint and a preparation method of the rare earth lanthanum and cerium. The chemical formula of the paint is: AxLayCe1-yS(3+x)/2, wherein, A stands for one of alkali metals lithium, sodium and potassium, x is equal to or bigger tan 0 and is equal to or smaller than 1, and y is equal to or bigger tan 0 and is equal to or smaller than 1. The alkali metal elements are doped into the rare earth lanthanum and cerium sulfate matrix to prepare rare earth sulfide paints in different red color systems through adjusting the doped amount of the alkali metal elements and different proportions of the lanthanum and cerium in high temperature solid-state reaction with mixed sulfate source gas produced by ammonium thiocyanate being heated and melted as reaction gas under the conditions of unoxidizing atmosphere with inert gas being input and the heating temperature of 400 to 1000 DEG C. The structure of a series of rare earth lanthanum and cerium sulfate doped with the alkali metal elements is NaC1type or Th3P4 type of gamma type in single cubic crystal system. The preparation method is safer and more environment protecting, the paint is non-toxic, so that the paint can be used for coloring for plastic, oil paint, coating, rubber, leather, ceramic, ink, paper, cosmetic and construction material like cement.

The invention discloses a method for preparing high-quality gasoline and diesel oil from lignin pyrolysis oil, and belongs to the technical field of preparation of liquid fuel. The method comprises the steps of using lignin pyrolysis oil, crude biological oil, lignin, phenolic monomer and/or dipolymer derived from the lignin as materials, and converting the materials into C6-C9 gasoline and C10-C20 diesel oil hydrocarbon fuel with adjustable ratio under the catalytic action of Ni-based or Pd-based catalyst loaded on a molecular sieve, wherein the major ingredients of the obtained gasoline are C6-C9 cycloalkanes and aromatic hydrocarbons and belong to clean gasoline fuel with high octane value and high quality; while the major ingredients of the diesel oil are C12-C20 bicyclic alkanes, the cetane number is between 51-60, and the diesel oil does not contain polycyclic aromatic compound or sulphur or nitrogen and belongs to the clean high-quality diesel fuel. The method disclosed by the invention has the advantages of wide material source, low cost, clever reaction process, efficient coupling, simple and green process, easiness of industrialization, large product requirement, very broad application prospect and the like.

The invention relates to a simple solvothermal growth method for preparing an oriented growing metal organic skeleton nanometer slice film. The method comprises the following steps: introducing a positioning active point for the oriented growth of the metal organic skeleton nanometer slice film on the surface of a carrier, namely, growing a layer of nanoscale zinc oxide as the positioning active point for metal central ion coordinate on the carrier surface through hydro-thermal synthesis, thereby acquiring a carrier with ZnO nanometer layer positioning active point; putting the carrier into a synthesis solution of the metal organic skeleton nanometer slice film and compounding through a solvothermal system; and controlling growth, thereby forming the continuous and uniform horizontal or vertical oriented metal organic skeleton nanometer slice film. The preparation method solves the problem of difficulty and complexity of preparation of a metal organic skeleton nanometer slice film and has the advantages of simpleness, convenience, capability of forming film on large-area carriers and excellent amplifying and application prospect.

The invention provides a method for preparing magnetic cellulose aerogel from wastepaper, and relates to an aerogel preparation method. The invention aims at providing a method for preparing regenerated magnetic cellulose aerogel from the wastepaper. According to the method, the wastepaper material in life is used as a raw material for preparing a green, ultralight and highly porous aerogel oil absorbing material. The method comprises the following steps: step one. preparing regenerated cellulose from wastepaper; step two. preparing regenerated cellulose aerogel; step three. carrying out hydrophobic modification on the regenerated cellulose aerogel; and step four. preparing the regenerated magnetic cellulose aerogel oil absorbing material. The method has the advantages that the magnetic cellulose aerogel oil absorbing material is prepared from the wastepaper in life, the material can be greatly saved, the waste is turned into wealth, the regenerated magnetic cellulose aerogel is simple in a preparation technology, low in cost, convenient to use, capable of effectively absorbing multiple organic solvents and oil matters leaked in water, and high in absorption rate, the oil absorption is thorough, the oil absorbing material is nontoxic and harmless and causes very little secondary pollution, and an adopted magnetic collection method is simple, convenient and easy to use.

The present invention discloses a method for preparing a graphene/basic carbonate nanocomposite material, and belongs to the technical field of nano materials. The method comprises the steps of: dissolving metal nitrate in polyhydroxy alcohol, then uniformly dispersing functional graphene in the polyhydroxy alcohol in which the metal nitrate is dissolved, and adding a certain amount of ammonia water to perform solvothermal reaction, so as to obtain the graphene/basic carbonate nano composite material. The method of the present invention is a one-step synthesis method, and is simple and easy to achieve. The graphene/basic carbonate nanocomposite material prepared through the method has good application prospect in the fields of photocatalysis, supercapacitors, and secondary batteries.

The invention discloses a video bitrate control method based on frame loss and quantization parameter adjustment. After each frame of video content is coded by a coder, whether coding of the next frame needs to be skipped over or not is judged according to the bit number generated by the frame, quantization parameters used by the frame, the buffer state and accumulated more-consumed bit number information; if it is determined that the next frame needs to be coded, the target bit number of the next frame is calculated, and quantization parameters which should be used by coding of the next frame are calculated through a certain method, the next frame is coded, and compared with a traditional bitrate . QP model, the method is accurate and reliable, so that it is ensured that the output bitrate of the video coder is matched with a channel bandwidth, coding quality is ensured, and the method has the good application prospect.

The invention discloses a method for managing multi-protocol communication components and a device thereof. The method relates to a service application layer and a communication bottom of a communication facility, and comprises the following steps of: adding a protocol adaptation layer between the service application layer and the communication bottom; when the communication facility provides support for protocol stacks, at least recording the communication types of the protocol stacks in a configuration file through the protocol adaptation layer, compiling the protocol stacks in a dynamic link library, and downloading the dynamic link library in the communication facility so as to form one or more communication components; and enabling the communication components. The method and the device can greatly improve the stability and flexibility of the system without increasing the system cost based on the existing facilities, thereby having a good application prospect and use value.

Super-adhesive composite modified emulsified asphalt is prepared from matrix asphalt, SBS modifier, viscosity reducer, cationic emulsifier, hydrochloric acid, water and SBR modifier. The method includes the steps of firstly, heating matrix asphalt, adding SBS modifier to be stirred, evenly dispersing SBS modifier in matrix asphalt, and preparing SBS modified asphalt; secondly, heating SBS modified asphalt, adding viscosity reducer, dispersing viscosity reducer to SBS modified asphalt, and preparing SBS modified asphalt used for emulsification; thirdly, placing SBS modified asphalt which is prepared in the second step and used for emulsification in an asphalt tank of an emulsification device to be emulsified; fourthly, adding cationic emulsifier and water into a liquid soap tank of the emulsification device to prepare liquid soap; fifthly, adding concentrated hydrochloric acid to heat liquid soap; sixthly, emulsifying SBS modified asphalt used for emulsification and liquid soap in the liquid soap tank through a colloid mill; seventhly, externally adding SBR modifier to be mixed with emulsification asphalt at a normal temperature for secondary modification. Composite modification is conducted through SBS and SBR modifier, the emulsified asphalt is good in stability, and viscosity of asphalt generated after demulsification is large.

The invention discloses a low etching photoresist cleaning agent, comprising benzyl alcohol and/or ramification of the benzyl alcohol, quaternary ammonium hydroxide and dimethyl sulfoxide. The cleaning agent of the invention can be used for removing photoresist (light resistance) and other residues on metals, metal alloys or dielectric substrates, has low etching speed on metals such as SiO2, copper, etc. and low-k material, and has excellent application prospect in micro-electron fields such as semiconductor wafer cleaning, etc.

A method, which is convenient to subscribe, configure and move mobile telephone software service, focuses on user. It regards all kinds of mobile telephone service software as the carrier of the service. A user's mobile telephone stores user description information and service description information related of the mobile telephone in service management platform after installing and starting a mobile telephone service. The user logs on the service management platform through access equipment, and subscribes mobile telephone service modality and all kinds of function available after identity authorization. The user can configure service parameters through access equipment, downloads the mobile telephone service software or service description information from service management platform, and installs them to user's mobile telephone after subscription or configuration operation. The user can log on the service management platform through new mobile telephone when the mobile telephone is updated. All mobile telephone service and service description information used in the original mobile telephone can be moved to the new mobile telephone selectively or as a whole after identity authorization. It is convenient to update, subscribe and configure individualization mobile telephone service software.