41results about How to "Easy for industrial transformation" patented technology

The invention discloses a sliding discharge reactor for ignition and combustion assistance. The sliding discharge reactor for ignition and combustion assistance comprises a crossed four-way tubular insulating device, a pair of sliding discharge electrodes, a combustion area, an arcing end, a plasma excitation power supply and an air source. The crossed four-way tubular insulating device is formed by two tubular crosses. The pair of sliding discharge electrodes are installed at electrode installation ports through glue. The combustion area is located between the intersection and an air outlet. The arcing end is located between the pair of sliding discharge electrodes. The plasma excitation power supply is connected to one end of one sliding discharge electrode through a wire. The air source is connected with a gas flow meter. The sliding discharge reactor for ignition and combustion assistance has the beneficial effects that a sliding arc generated by a pin-pin discharging device is used for discharging, and proper heat-resistant glass pipes are additionally arranged on all pin electrodes respectively to form strong media for preventing discharge; the reactor is simple and can be applied to the position where gas combustion air inlet is connected with an engine, the ignition time is shortened, the contact area is increased, and fuel combustion is accelerated; due to the fact that plasma generated through sliding discharge has high electron density, fuel combustion efficiency can be effectively improved.

This invention relates to a method for preparing rare earth vanadate nano- and micro-crystals from oxide precursors at a low temperature. The method uses insoluble rare earth oxide and V2O5 as the precursors to directly synthesize rare earth vanadate nano- and micro-crystals by hydrothermal reaction at 120-240 deg.C for a certain time. Besides, the morphology and crystal structure and the product can be controlled by changing the reaction temperature and time as well as adding the additive.

The invention relates to the technical field of corn gluten meal deep processing, in particular to a method for extracting maize yellow pigment from maize protein. The method comprises the following steps of performing superfine grinding on the corn gluten meal into ultra-fine powder of which the particle size is 300 to 500 meshes, adding water, xylanase and aspergillus oryzae protease into the ultra-fine powder to perform enzymolysis on the ultra-fine powder, centrifuging the enzymatic hydrolysate, and removing the supernate to obtain a precipitate; adding ethanol into the precipitate, extracting the mixture in a microwave reaction system, and collecting the supernate; and removing protein from the supernate, concentrating the filtrate under reduced pressure to obtain a paste, and freezing the paste under vacuum to dry the paste until the weight of the paste is consistent. The xylanase and the aspergillus oryzae protease are adopted to perform enzymolysis on the maize protein ultra-fine powder, so that the extraction rate of the maize yellow pigment is well improved; and the step of superfine grinding facilitates the dissolving of the maize yellow pigment in an extraction process.

The invention discloses a device and a method for focusing a cold plasma to process a 3D object. The device comprises a jet flow support, dielectric barrier tubes, tungsten electrodes, a support shaft, a mobile mechanical arm, a sample fastener, a gas circuit chamber and a line chamber, wherein the cross section of the jet flow support is a regular polygon cylinder and a vertical through hole is arranged at the center position of a thickness direction; there are several dielectric barrier tubes, and one end of each dielectric barrier tube passes through the side surface of the corresponding jet flow support and is inserted into the vertical through hole of the jet flow support; the tungsten electrodes are fixedly arranged at the central axes of the dielectric barrier tubes, and the numberis the same with the number of the dielectric barrier tubes; the support shaft is vertically arranged at one side of a jet flow array; one end of the mobile mechanical arm is movably connected to thesupport shaft, and the other end of the mobile mechanical arm is connected to the sample fastener; the lower end of the sample fastener is provided with an insulation clamping structure used for clamping a sample to be processed; and the uniform cross sections of the gas circuit chamber and the line chamber are regular-polygon hollow cylinders, the gas circuit chamber is arranged on the upper endof the line chamber, and the jet flow support is nested in the gas circuit chamber.

The invention discloses transurethral double-operation-channel bladder tumor laser monoblock excision equipment, which comprises an outer sheath, an operation sheath, a cystoscope endoscope, a laser optical fiber, traction pliers and pushing pliers, wherein the outer sheath comprises an outer sheath body, a water feeding connector and a water discharging connector; the inner end side wall of the outer sheath body is provided with a plurality of perfusion holes; the operation sheath comprises a bladder endoscope operation pipe, a laser operation pipe and an auxiliary pliers operation pipe, wherein the bladder endoscope operation pipe, the laser operation pipe and the auxiliary pliers operation pipe are arranged in parallel, and the operation sheath can be put in the outer sheath body; the bladder endoscope comprises an eyepiece, an endoscope body, an objective lens and a light guiding barrel, wherein the endoscope body of the bladder endoscope can be put in the bladder endoscope operation pipe; the laser optical fiber can be put in the laser operation pipe; the traction pliers and the pushing pliers independently comprise a handle, a pliers rod and a pliers head and can be put in the auxiliary pliers operation pipe; the pliers clamping surface of the pliers head of the traction pliers has a fine grained structure, and the outer end of the pliers head of the traction pliers has a mouse tooth structure; the handle has a buckling and locking structure; and the pliers clamping surface of the pliers head of the pushing pliers has a sawtooth structure. The transurethral double-operation-channel bladder tumor laser monoblock excision equipment has the advantages that a surgeon can conveniently operate the transurethral double-operation-channel bladder tumor laser monoblock excision equipment, operation is more accurate, an applicable range is wide and the like.

The invention discloses an arc plasma reactor, and a method used for conversion of heavy oil to light fractions. The arc plasma reactor comprises a reaction tank, and a plasma array arranged in the reaction tank; the reaction tank is provided with a gas inlet, a gas outlet, a reactant inlet, and a liquid product outlet; a material collector is connected with the liquid product outlet; the arc plasma array is composed of high voltage electrodes, low voltage electrode caps, and an insulation medium; the low voltage electrode caps are provided with holes used for spraying out of generated plasmaplumes; an outer layer insulation medium is connected with the low voltage electrode caps through sealing connection; the upper part of the outer layer insulation medium is provided with a gas inlet,and is communicated with the gas inlet of the reaction tank through a connecting pipe. When the arc plasma reactor is used for conversion of heavy oil to light fractions, heavy oil coking reaction isreduced, hydrogen free radical generation efficiency is increased, and energy conversion efficiency is increased.

The invention provides a method for producing acid by hydrothermally degrading waste liquid crystal display polaroids, which comprises the following steps: crushing waste liquid crystal display polaroids; mixing the waste polaroids with water, and putting the mixture in a reactor, wherein the mass ratio of the waste polaroids to the solvent water is 0.01:1-0.05:1, and the addition amount of the solvent water is 50-80% of the reactor by volume; putting the reactor in a salt-bath furnace, keeping the temperature of the salt-bath furnace at 250-400 DEG C and the pressure at 4.0-25.0Mpa for 1-15 minutes under subcritical reaction conditions of water, taking out the reactor, and cooling to room temperature within 20-40 seconds; and filtering the product, and obtaining the product containing acetic acid or lactic acid from the liquid phase. The hydrothermal degradation of the waste liquid crystal display polaroids can implement unification of destroying, hydrolysis and resource recycling; and the hydrothermal degradation process has the advantages of high speed, small equipment size, wide treatment range, high efficiency, no secondary pollution and the like. The waste liquid crystal display polaroids are subjected to hydrothermal recycling, thereby implementing production of acetic acid and lactic acid by hydrothermally degrading the waste liquid crystal display polaroids.

The invention belongs to the technical field of polymer synthesis, and specifically relates to an organosiloxane-polypropylene oxide block copolymer and a preparation method thereof, a prepared two-component LED pouring sealant and a preparation method thereof. Suitable cyclosiloxane is screened as a starting agent, epoxyalkane is a polymerization unit, a copolymer containing an Si-O-Si chain segment and a C-O-C chain segment is obtained by an anion polymerization technology, an epoxyalkane chain segment is copolymerized in an organosiloxane chain segment, thus a material has high temperatureresistance of silicone resin and weather resistance of polyether polyol, and the material cost is lowered. The two-component LED pouring sealant is prepared from the organosiloxane-polypropylene oxideblock copolymer and a bisphenol A modified polyether polyol prepolymer, and the weather resistance and luminescence performance of an LED can be significantly improved; and the preparation method isscientific, reasonable, simple and easy to operate, and industrial conversion is easy.

The invention provides a pre-preparation method of a shrimp food dish. The method comprises the steps of putting taken shrimp meat into alga or edible fungi pre-prepared liquid, soaking, fishing out the shrimp meat, quickly freezing the shrimp meat, carrying out ice glazing and bagging to obtain a shrimp meat bag; collecting remaining alga or edible fungi pre-prepared liquid after soaking the shrimp meat, seasoning and packaging to obtain a soup bag; packaging cooked vegetables and nuts to obtain a vegetable bag; packaging sesame oil to obtain an oil bag; quickly freezing the vegetable bag, the soup bag and the oil bag; and combining and packing the shrimp meat bag, the vegetable bag, the soup bag and the oil bag together and storing at -20 DEG C. A natural pre-prepared liquid is prepared from the shrimp meat as the raw material and fungi and algae rich in active substances of polysaccharide and the like as auxiliary materials; and the shrimp meat is treated through a molecule penetrating moisture preservation technique, so that improvement of the water binding capacity, the freezing resistance and the browning resistance of raw materials is achieved; the problems that the shrimp meat is easy to blacken and the texture is degraded are solved; related food dishes are developed; and the target of industrialization of traditional Chinese dishes is achieved.

This invention relates to a method for preparing rare earth vanadate nano- and micro-crystals from oxide precursors at a low temperature. The method uses insoluble rare earth oxide and V2O5 as the precursors to directly synthesize rare earth vanadate nano- and micro-crystals by hydrothermal reaction at 120-240 deg.C for a certain time. Besides, the morphology and crystal structure and the product can be controlled by changing the reaction temperature and time as well as adding the additive.

The invention relates to a method for biosynthesis of magnolol. The method adopts 4-allylphenol as the raw material, and uses laccase as the catalyst for catalysis to complete preparation. The differences between the method and the prior art lie in that: 1) a low-cost compound is taken as the raw material, and the raw material cost of the process is low; 2) on the basis of enzyme reaction, the reaction speed is quick, the selectivity and specificity are good, and the reaction conditions are mild; 3) the process has smaller scale and number of production equipment than other methods, is simplein operation, and is easy for industrial transformation; 4) the method only has separation and purification process in the final step of production, the product purification process is simple, and theproduct has better purity and higher content than general methods; and 5) the synthetic process has no waste liquid emission, is environment-friendly and pollution-free, and can achieve sustainable production. The process adopted by the invention is an excellent industrial production route from the perspectives of economy, environment and occupational health.

The invention belongs to the technical field of catalysts, and particularly relates to a nitrogen-phosphorus co-doped carbon fiber loaded CoP composite material, a preparation method and application thereof, and an aluminum air battery. The invention provides a nitrogen and phosphorus co-doped carbon fiber loaded CoP composite material, which comprises nitrogen and phosphorus co-doped carbon fibers, nitrogen and phosphorus co-doped ZIF-8 derived spherical carbon and CoP particles, the nitrogen and phosphorus co-doped ZIF-8 derived spherical carbon coats the CoP particles, and the nitrogen and phosphorus co-doped carbon fibers are loaded on the surface of the nitrogen and phosphorus co-doped ZIF-8 derived spherical carbon. According to the invention, N atoms on ZIF-8 have Lewis alkalinity, and the pore structure is beneficial to adsorption of acidic carbon dioxide, has a good barrier effect on carbon dioxide, and can permeate oxygen at the same time. The nitrogen and phosphorus co-doped modified ZIF-8 derived spherical carbon and the carbon fiber form a carbon-based framework, so that the oxygen reduction reaction activity of the catalyst is improved.

The invention relates to a method for synthesizing tagatose from cyanobacteria. The method comprises the following steps: 1), firstly, according to an NSI gene of cyanobacteria Syn7942, constructing an integrated vector NSI, and then inserting HXK, FbaA and phytase genes into the vector NSI to obtain a required recombinant vector NSI-HFP; 2), transforming the vector NSI-HFP into cyanobacteria Syn7942 cells, and then preliminarily screening out monoclonal transgenic cyanobacteria Syn7942 through a chloramphenicol solid culture medium; 3), transferring the screened monoclonal transgenic cyanobacteria Syn7942 to a liquid culture medium with chloramphenicol resistance, and extracting a cyanobacteria genome for PCR verification of a target gene; 4), culturing the monoclonal transgenic cyanobacteria Syn7942 under a proper condition, and adding IPTG for inducing expression of the HXK, FbaA and phytase genes, and synthesizing the tagatose by enzymes by using fructose produced by photosynthesisof the cyanobacteria as a substrate; 5), performing separation and purification. By the method, when the tagatose is synthesized through transformation of the cyanobacteria as substrate organisms, only sunlight and moisture and the like are required as production raw materials, production equipment and a production environment are easy to construct, and the production cost is greatly reduced.

The invention relates to a method for fermenting and producing acrylic acid by Saccharomyces cerevisiae. Glycerol is used as a raw material, Saccharomyces cerevisiae is used as a host bacterium, and the method is catalyzed by several enzymes in the host bacterium. Beneficial effects of the present invention: 1) low-cost compounds are used as raw materials, and the raw material cost of the process is low. 2) Based on the technology of transforming microorganisms, the catalytic synthesis of biological enzymes is carried out in microorganisms, avoiding large-scale extraction, separation and purification processes, and easy to control in terms of production costs and environmental friendliness. 3) This process is less than other methods in terms of scale and quantity of production equipment, simple operation, and easy industrial transformation. 4) This process only has a separation and purification process in the final step of production. The product purification process is simple, and the product quality is better than the general method with better purity and higher content. 5) There is no waste liquid discharge in the synthesis process, which is environmentally friendly, pollution-free, and sustainable production.

The invention discloses an arc plasma reactor and a method for lightening heavy oil. The plasma reactor includes a reaction tank and a plasma array arranged in the reaction tank; the reaction tank is provided with a gas inlet, a gas outlet, The reactant inlet and the liquid product outlet, the material collector is connected with the liquid product outlet; the arc plasma array is composed of a high-voltage electrode, a low-voltage electrode cap and an insulating medium, and the low-voltage electrode cap is provided with a plasma plume jet for generation The outer insulating medium is sealed and connected to the low-voltage electrode cap, and there is a gas inlet above the outer insulating medium, which communicates with the gas inlet of the tank through a connecting pipe. When the plasma reactor of the present invention is used in the lightening reaction of heavy oil, the coking reaction of heavy oil can be reduced, the hydrogen free radical generation efficiency can be increased, and the energy conversion efficiency can be improved.

The invention belongs to the field of micro / nano material preparation technology and hydrothermal synthesis technology, and specifically relates to a green method for preparing rare earth orthophosphate nano / micro crystals. The specific steps are: use phosphorus pentoxide or phosphoric acid and rare earth metal oxides as precursors, use deionized water or absolute ethanol as solvent, place them in a container, and the molar ratio of phosphorus pentoxide or phosphoric acid and rare earth metal oxides 1 to 200, the amount of solvent added is 50-80% of the volume of the container; put the container containing the mixture in a temperature-controlled furnace, and increase the temperature at a rate of 8.5-11.5°C / min, according to the requirements of different characteristics of the product to be obtained, In the range of 100°C-250°C, keep at a certain temperature and heat at a constant temperature for 1-48 hours, take out the container, and naturally cool to room temperature; wash and centrifuge to obtain the desired product. The invention realizes that in a specific hydrothermal reaction system, the insoluble rare earth oxides and phosphorus pentoxide or phosphoric acid in the normal state are directly used as precursors, and through changes in temperature and time, the proportion of reactants and additives Addition can control the morphology and crystal form of the product.

The invention relates to a preparation method of macroporous large specific surface magnetic photocatalyst Fe3O4 / TiO2 characterized by taking macroporous crosslinked polymer microsphere as template, by dipping of Fe3+ and Fe2+ and coprecipitation of ferric ions inside pores under the effect of OH- to generate Fe3O4 / polymer sphere, burning Fe3O4 / polymer sphere under N2 atmosphere to remove the polymer template to obtain macroporous Fe3O4 sphere, introducing Ti source into the Fe3O4 sphere by dipping method, and burning to obtain macroporous large specific surface Fe3O4 / TiO2 sphere. The invention as magnetic loaded photocatalyst is featured by rapid solid and liquid separating speed and large catalytic contact area, thereby having high application value. The advantages of the method are that the technique and the operation can be industrialized and popularized easily. The Fe3O4 / TiO2 sphere has large specific surface area and quick magnetic response.

The invention discloses a method for preparing O, O-dialkylthiophosphoryl chloride without waste residue, which is characterized in that: the method comprises using dialkyl chlorophosphite as an intermediate, and reacting with a strong Lewis acid metal chloride under the action of a strong Lewis acid metal chloride O, O-dialkyl phosphorothioate is chlorinated to prepare O, O-dialkylphosphorothiochloride of the following general structure: the chemical reaction equation is as follows: the invention provides a simple process route, reaction Mild conditions, simple post-treatment, low production cost, and a process method for preparing high-content O, O-dialkylphosphoryl thiochloride, which is convenient for industrial transformation; the method eliminates or reduces pollution, strictly controls the process and eliminates post-treatment Generation of sticky sulfur residues.

The invention discloses a new method for preparing magnetically sensitive materials with high sensitivity and wide linear area. Compared with the existing technology, the technology of the present invention can be used to prepare magnetically sensitive materials with the advantages of wide linear area and high sensitivity at the same time. It has the advantages of simple process and easy control. There are few process parameters that need to be controlled, and it has the advantages of easy control of material properties and energy saving. There is no need to increase the processing temperature or increase the heat treatment time. Therefore, the present invention has significant energy saving advantages. Since the process is simple and easy to control, it requires The production equipment is simple, the cost is low, and it is easy to ensure the consistency of batch products. Therefore, it has the advantages of easy promotion and industrial transformation.

The invention provides a method for producing acid by hydrothermally degrading waste liquid crystal display polaroids, which comprises the following steps: crushing waste liquid crystal display polaroids; mixing the waste polaroids with water, and putting the mixture in a reactor, wherein the mass ratio of the waste polaroids to the solvent water is 0.01:1-0.05:1, and the addition amount of the solvent water is 50-80% of the reactor by volume; putting the reactor in a salt-bath furnace, keeping the temperature of the salt-bath furnace at 250-400 DEG C and the pressure at 4.0-25.0Mpa for 1-15 minutes under subcritical reaction conditions of water, taking out the reactor, and cooling to room temperature within 20-40 seconds; and filtering the product, and obtaining the product containing acetic acid or lactic acid from the liquid phase. The hydrothermal degradation of the waste liquid crystal display polaroids can implement unification of destroying, hydrolysis and resource recycling; and the hydrothermal degradation process has the advantages of high speed, small equipment size, wide treatment range, high efficiency, no secondary pollution and the like. The waste liquid crystal display polaroids are subjected to hydrothermal recycling, thereby implementing production of acetic acid and lactic acid by hydrothermally degrading the waste liquid crystal display polaroids.

The invention relates to a device for uniformly treating aqueous solution by utilizing a plasma jet array. The plasma jet array structurally comprises multiple plasma jet devices with the same structure; each plasma jet device comprises an insulating medium I, a metal ring I and a metal ring II respectively surround the upper part and the lower part of each insulating medium I; a power supply comprises a high pressure pole and an earth pole which are respectively connected with the metal rings I and the metal rings II; the plasma jet array structure can be applied to large-area aqueous solution treatment; a fountain type water column can guarantee uniformity and continuity of aqueous solution treatment; the plasma jet array structure is separated from aqueous solution in a water treatment device, and distance between the plasma jet array structure and the water treatment device can be adjusted, so that plasma discharge is not influenced by the aqueous solution, and discharging stability is realized. The device for uniformly treating the aqueous solution by utilizing the plasma jet array is wide in application range and can be applied to industrial wastewater treatment and sewage treatment, sterilization of the aqueous solution and preparation of disinfectant fluid, and no secondary pollution can be produced; meanwhile, the structure is simple, the cost is low, the operation is easy, the production can be amplified, and the industrialization can be easily realized.

The invention discloses a method for synthesizing ibuprofen ferulate and its application in preparing immunosuppressive drugs. Slowly add SOCl dropwise to ibuprofen, anhydrous dichloromethane and pyridine under stirring at room temperature. 2 CH 2 Cl 2 Solution, oil bath temperature 55‑65 °C reflux for 2 hours, spin dry to obtain a light yellow solid, add anhydrous dichloromethane to obtain the CH of profenyl chloride 2 Cl 2 solution; cool ferulic acid, tetrahydrofuran and anhydrous dichloromethane in an ice-water bath to 5°C, add triethylamine dropwise, and slowly add the CH of ibuprofenyl chloride dropwise under stirring 2 Cl 2 solution, under ice-water bath, continuously stirred and reacted for 2 h, followed by TLC to detect the reaction, and ibuprofen ferulate was obtained. The ibuprofen ferulate provided by the invention is tested for preliminary in vitro anti-tumor activity by MTT method. The results showed that the inhibitory effect of FI on MCF‑7 cells and HepG2 cells in the range of 50‑400 μmol / L was better than that of ibuprofen.