39results about How to "Act as an inducer" patented technology

The invention relates to a NaX zeolite molecular sieve and a preparation method thereof. The preparation method is characterized by comprising the following steps: using a waste catalyst and diatomaceous earth as raw materials, adding water in the waste catalyst and the diatomaceous earth, stirring the waste catalyst, the diatomaceous earth and one or more of a dispersing agent, a pore-enlarging agent and an additive uniformly to prepare slurry, forming through extruding into strips, rolling into balls, tabletting or spray drying, roasting the formed material for 0.5-10 hours at 700-1,000 DEG C to obtain a roasted material, adding water in the roasted material, regulating the pH value of a system end point to 3.0-5.0 with an acid, then enabling reaction for 10-60 min at 30-90 DEG C, filtering to remove a mother liquid, washing, filtering to obtain a modified material, adding an alkali liquid and / or sodium silicate and water in the modified material to obtain a mixture, feeding the mixture in a crystallization reaction kettle, performing hydrothermal crystallization for 4-40 hours at 50-120 DEG C, filtering to remove the mother liquid, washing the filter material with deionized water, filtering, and drying the filter material to obtain the target product. The preparation method is low in preparation cost, solid wastes can be efficiently recycled and reused, and the product adsorption capacity is high.

The invention discloses a method for synthesizing a porous microsphere material containing NaY zeolite by a waste FCC (fluid catalytic cracking) catalyst, which is a catalytic cracking process. The method is characterized by comprising the following steps: A. adding water and hydrochloric acid to the waste FCC catalyst for mixing slurry and acidizing to obtain catalyst microspheres; B. mixing thecatalyst microspheres with one or a combination of natural kaolin and roasted kaolin, adding water to obtain slurry containing 30-50% of solid, adding a functional agent to the slurry and then forming dried microspheres through spray drying, and roasting the dried microspheres at the temperature of 700-1100 DEG C for 0.5-10 hours to obtain roasted microspheres; and C. adding sodium silicate, a zeolite directing agent and alkali liquor to the catalyst microspheres and / or the roasted microspheres, adding the obtained mixed solution to a crystallization reaction kettle, performing hydrothermal crystallization at the temperature of 85-120 DEG C for 10-30 hours, filtering out a mother liquid, washing the obtained filter cake with deionized water, and then drying to finally obtain the finished product. The method is mainly used for synthesizing the porous microsphere material containing the NaY zeolite.

The invention discloses a method for preparing a carbide film by carbonizing graphene reinforced polyimide resin, and relates to a method for preparing a carbide film. The method solves the technical problems of high carbonizing temperature, high energy consumption, long carbonizing period and low carbonizing rate and low strength of the carbide film in the conventional method for preparing the carbide film. The method comprises the following steps of: 1, adding 4,4'-diamino diphenyl ether (ODA) and 3,3',4,4'-benzophenonetetracarboxylic dianhydride (BTDA) into N,N-dimethyl acetamide (DMAC), and performing mechanical stirring to obtain a polyamide acid (PAA) solution; 2, adding graphene into the PAA solution, and performing in-situ polymerization reaction to obtain a solution A; 3, spreading the solution A on a clean glass plate, heating to the temperature of 60 DEG C and preserving the heat for 2 hours, heating to the temperature of 100 DEG C and preserving the heat for 1 hour, heating to the temperature of 200 DEG C and preserving the heat for 1 hour, heating to the temperature of 300 DEG C and preserving the heat for 1 hour, and thus obtaining a composite film; and 4, carbonizing, naturally cooling to room temperature, and thus obtaining the carbide film. The carbide film has excellent mechanical properties; and because the adding proportion of the graphene is increased, the mechanical properties of the carbide film are improved, the specific capacitance of the graphene is also improved, and the carbide film is suitable to be used as an electrode material.

The invention discloses a fast fermentation method of green leaf mustard. The fast fermentation method comprises three procedures including pretreatment, salting and sealing of a pool, wherein the salting procedure also comprises four substeps of salting lower green leaf mustard, adding auxiliary materials and aged salt water, crudely extracting myrosase and adding lactic acid bacteria. The fast fermentation method disclosed by the invention has the advantages that due to addition of glucose, the concentration of substrates can be increased, the growth factors of the lactic acid bacteria can be increased and the growth of the lactic acid bacteria can be accelerated; the green leaf mustard contains myrosinase for inhibiting the growth of the lactic acid bacteria, and due to addition of the myrosase, the myrosinase can be damaged and the fast fermentation of the green leaf mustard can be promoted; since the naturally-fermented lactic acid bacteria is insufficient, the acidity of the salted green leaf mustard can be increased. The fast fermentation method disclosed by the invention has the characteristics that the fermentation of the lactic acid bacteria can be accelerated, the acidity of the leaf mustard can be increased and the salting and fermentation time for the leaf mustard can be shortened.

The invention discloses a three-dimensional microform intelligent-traffic management system based on the internet of things. The system includes a microform intelligent vehicle and also includes an information acquisition module, a wireless communication module, an information storage module, a central processing unit and a three-dimension interactive terminal. The information acquisition module includes environment nodes and motion nodes. The wireless communication module includes routers and a coordinator. Information of the environment nodes and the motion nodes is converged to the coordinator through the routers. The routers are in communication with the coordinator through a wireless network. The coordinator realizes information exchange with a central processing unit through an RS232 serial port. The central processing unit realizes control of the microform intelligent vehicle after carrying out analysis processing on information sent by the coordinator. The information storage module stores vehicle information and displays real-time vehicle information through the three-dimension interactive terminal. The three-dimensional microform intelligent-traffic management system based on the internet of things enables real-time information interaction of people, vehicles and roads to be carried out through the intelligent-traffic internet of things so that an intelligent traffic internet of vehicles is truly realized.

The invention relates to a preparation method of a polypyrrole / silver nanocomposite material, comprising mixing a pyrrole monomer and a silver nitrate solution to form a system, adding a trisodium citrate aqueous solution drop by drop in a stirring state, and continuing to stir for 10-30min after the dropwise addition , then add the ferric chloride aqueous solution dropwise and react for 4-12h. After the reaction, the reaction solution is suction filtered, and the obtained filter cake is washed with ethanol and deionized water for 2-3 times, and then dried to obtain the shape It is spherical or quasi-spherical polypyrrole / silver nanocomposite particles, with a particle diameter of 100-250nm, a pore diameter of 3-15nm, and a pore volume of 0.283-0.356cm3 / g. The preparation method does not need expensive equipment and instruments, the preparation method is simple, the requirement for the reaction environment is low, and the production cost is low. The polypyrrole / silver nano-composite material prepared by it is used as a supercapacitor electrode material, and has excellent specific capacitance performance and thermal stability performance.

The invention relates to a porous composite material containing a NaA zeolite molecular sieve and a preparation method thereof. The method is characterized by comprising the following steps: adding water and one or more of dispersing agent, pore-enlarging agent, assistant and adhesive into a spent catalyst and kaolin, stirring uniformly to obtain a slurry, forming by strip extrusion, balling, pelleting or spray drying, and roasting the formed material at 700-1000 DEG C for 0.5-5 hours to obtain a roasted material; adding water to the roasted material, regulating the end pH value to 3.0-5.0 with acid, reacting at 30-90 DEG C for 10-60 minutes, filtering out the mother solution, washing with water, and filtering to obtain a modifying material; and adding alkali liquor and / or sodium silicate and water into the modifying material, adding into a crystallization reaction kettle, carrying out hydrothermal crystallization at 70-110 DEG C for 2-12 hours, filtering out the mother solution, washing the filter material with deionized water, filtering, and drying the filter material to obtain the target product. The method is low in preparation cost, and can implement high-efficiency recovery and reutilization of solid waste. The product has the advantages of high zeolite molecular sieve content and high adsorption capacity.

The invention provides a method for preparing a GaN-based LED epitaxial structure with improved crystal quality. During the epitaxial growth of a GaN-based LED epitaxial wafer, a TMGa source is introduced for a period of time when the growth substrate is baked at a high temperature, and then the growth substrate is continued to be baked at a high temperature. The substrate and environment for epitaxial growth are improved without increasing the complexity of the process, so that the crystal quality of the entire LED epitaxial layer is higher, the brightness is higher, the electrical yield is better, and the fogging phenomenon is effectively reduced. reduce manufacturing cost.

The invention is applicable to the technical field of rail traffic and provides a method for optimizing train stop stations of a rail traffic route. The method comprises the following steps: acquiringpassenger flow characteristics of a route to be optimized, and judging whether the route to be optimized meets conditions of rapid and slow trains or not according to the passenger flow characteristics; if the route to be optimized meets the conditions of rapid and slow trains, acquiring basic information of the route to be optimized; processing the basic information so as to obtain optimal matrixes with intervals of route stations, interval operation time division tables and one-direction traffic capacity data of optimized time sections; inputting the optimal matrixes into an optimizing model, solving a quasi-optimal solution of the optimizing model by using a genetic algorithm, acquiring a rapid train stop station scheme, and optimizing the rout to be optimized according to the rapid train stop station scheme. By adopting the method of the embodiment of the invention, the outgoing efficiency of passengers can be improved, an addition attraction function is achieved for passengers along a route, and under large and small cross route conditions, the transferring rate of train carriages is reduced, the train carriage use number of a route is reduced, and the operation cost is reduced.

The invention relates to the technical field of release emulsion, and discloses antistatic release emulsion with excellent stability performance and a method for preparing the antistatic release emulsion. The antistatic release emulsion with the excellent stability performance comprises, by weight, 5-20 parts of alkenyl polysiloxane, 0.5-10 parts of hydrogen-containing polysiloxane, 0.05-1 part ofphenyl hydroxyl reticular silicon resin, 0.05-5 parts of conductive polymer polythiophene, 0.05-2 parts of single-wall carbon nano-tube aqueous solution, 1-5 parts of linear silane coupling agents with epoxy groups, 1-10 parts of surfactants and 60-85 parts of water. The antistatic release emulsion and the method have the advantages that the antistatic release emulsion can be applied to thin filmbase materials, and prepared release films are excellent in stable antistatic property and stable in release property; the antistatic release emulsion is suitable for online coating, working procedures can be reduced, and the cost can be lowered.