31results about How to "Improve regenerative ability" patented technology

The invention provides a hydroxytyrosol supramolecular compound and a preparation method and application thereof, and belongs to the technical field of cosmetics and biological medicine, the supramolecular compound comprises the following chemical components by mass: 0.01-10% of hydroxytyrosol, 2-45% of an amino acid compound, 2-20% of alpha hydroxy acid, 2-30% of urea, and 15-92% of water. The supramolecular compound can promote transdermal delivery of hydroxytyrosol and maintain the biological activity of hydroxytyrosol, shows high biocompatibility, and can be applied to product development in the antibacterial field, the regeneration field and the anti-aging field.

This invention provides novel stem cell activators, topical skin agents containing the aforementioned stem cell activators, and skin cosmetics containing the aforementioned stem cell activators. The stem cell activator of this invention comprises at least one compound selected from compounds (including optically active agents) shown in formula (1), salts of the aforementioned compounds, and hydrates thereof as active ingredients. In the following formula, R... 1 R 2 Represents a hydrogen atom or a hydrocarbon group. R 3 Represents a hydrogen atom or an organic group. n represents an integer greater than or equal to 1. The above hydrocarbon groups may have substituents. [Chemical Formula 1]

This utility model discloses a solid-liquid separation diatomaceous earth filtration system, relating to the field of filtration technology. It includes: a coating tank for storing a liquid mixed with diatomaceous earth, a coating circulation pipeline, and a raw liquid tank, a delivery pump, a filter cartridge, and a purified liquid tank connected in sequence. The filter cartridge is vertically arranged inside the cartridge. A drain port and a liquid inlet pipeline are provided at the bottom of the cartridge, and an outlet pipeline and a cleaning pipeline, both connected to the filter cartridge, are provided at the top. A drain valve is provided at the drain port. The top of the inner cavity of the cartridge is connected to a first air supply pipeline, and the bottom of the inner cavity is connected to a pressure return pipeline. The bottom of the coating tank is connected to the liquid inlet channel of the cartridge via a circulation pump. One end of the coating circulation pipeline is located inside the coating tank, and the other end is connected to the filter cartridge. In this utility model, the filter cartridge is coated with soil using the coating tank. Gas supplied through the first air supply pipeline forces the raw liquid inside the cartridge into the pressure return pipeline, saving raw liquid resources and improving the regeneration effect of the filter cartridge.

This invention relates to the field of petrochemical technology, specifically to a method and system for dehydrogenating low-carbon alkanes to olefins. The method includes: (1) introducing low-carbon alkanes into a moving bed reaction zone packed with a dehydrogenation catalyst to undergo a dehydrogenation reaction, obtaining dehydrogenation products, and separating the dehydrogenation products to obtain hydrogen, olefins, and alkanes; (2) introducing the spent catalyst flowing out from the bottom of the moving bed reaction zone into a regenerator for regeneration treatment to obtain a regenerated catalyst, and recycling the regenerated catalyst back to the moving bed reaction zone to participate in the dehydrogenation reaction. Using the method provided by this invention, the conversion rate of low-carbon alkanes can be improved, continuous catalyst circulation can be achieved, and the operating cycle of the unit can be extended.

The utility model discloses a VOCs organic waste gas treatment device which comprises a carbon box, clamping seats are fixedly connected to the two sides of the inner side face of the carbon box, activated carbon adsorption plates are clamped in the clamping seats, and a conveying pipe is fixedly connected to the bottom of the inner side face of the carbon box. According to the VOCs organic waste gas treatment device, an activated carbon adsorption plate, a fresh air heat exchanger, a fan and a combustion furnace are arranged, the activated carbon adsorption plate adsorbs organic components in waste gas into micropores of activated carbon for concentration, filtered clean gas reaches the standard and is discharged, and fresh air is heated to a preset value through the fresh air heat exchanger and then enters a carbon box through a second air inlet pipe; organic waste gas subjected to desorption treatment is purged, meanwhile, VOCs organic waste gas is conveyed into a combustion furnace through a gas collecting pipe and a gas collecting hood through a draught fan, the VOCs organic waste gas is decomposed into carbon dioxide and water vapor after being subjected to catalytic combustion, and finally the VOCs organic waste gas is conveyed to a fresh air heat exchanger through a connecting pipe to be discharged after being subjected to heat exchange and cooling and reaching the standard, so that an activated carbon adsorption plate can be recycled; and the use cost is reduced.

The application discloses a sugarcane regeneration-promoting small peptide ScREF1 and application thereof, and belongs to the technical field of plant biotechnology and sugarcane tissue culture. The amino acid sequence of the ScREF1 is shown as SEQ ID NO. 1. The application provides a high-activity sugarcane-specific regeneration-promoting small peptide ScREF1, and provides a matching small peptide mother liquor preparation and callus induction / differentiation medium adding process, and the optimal application concentration is determined in stages. The ScREF1 provided by the application can overcome the defects of existing sugarcane tissue culture, such as serious callus browning, weak embryogenic callus proliferation, low regeneration efficiency and strong genotype dependence. The application can be widely applied to factory-like rapid propagation of sugarcane elite varieties, cultivation of virus-free seedlings, genetic transformation of transgenic materials, creation of CRISPR gene editing materials, and significantly improves the efficiency of sugarcane molecular breeding.

The application relates to the technical field of vehicle exhaust treatment, and provides an exhaust treatment system and a vehicle. The exhaust treatment system comprises a particle trap and a regeneration device, the regeneration device comprises an oil-gas mixing part, a gas path assembly and an oil path assembly, and a fluid driving part connected between the oil-gas mixing part and the particle trap, and the fluid driving part can drive an oil-gas mixture in the oil-gas mixing part to flow into the particle trap. The exhaust treatment system provided by the application sets one fluid driving part, which can facilitate the smooth flow of exhaust gas and fuel into the oil-gas mixing part, the exhaust treatment system has a simple structure, and the oil-gas mixture can smoothly flow to the downstream, which is helpful for the combustion regeneration of the particle trap, has a good exhaust treatment effect, and can reduce the emission of pollutants.

The invention relates to the technical field of waste gas treatment equipment, and discloses waste gas purification equipment for a PE pipe production line, the waste gas purification equipment comprises a zeolite rotating wheel, the zeolite rotating wheel comprises a front cylinder and a rear cylinder, the front cylinder and the rear cylinder are internally and movably connected with a front rotating wheel and a rear rotating wheel which keep rotating respectively, and a separation cavity is formed between the rear rotating wheel and the front rotating wheel; a front adsorption cavity, a front desorption cavity and a front cooling cavity are arranged between the front barrel and the separation cavity, a rear adsorption cavity, a rear desorption cavity and a rear cooling cavity are arranged between the separation cavity and the rear barrel, the front adsorption cavity and the rear adsorption cavity are connected in series, and the end part of the front adsorption cavity is communicated with waste gas through an adsorption pipe. According to the waste gas purification equipment for the PE pipe production line, a tandem type double-rotating-wheel structure is adopted, high-boiling-point pollutants are preferentially adsorbed and borne through the front rotating wheel, and adjustable internal reflux and differential rotating speed design are matched, so that the problem of zeolite pore channel blockage is solved, meanwhile, the concentration multiple of low-concentration waste gas is greatly increased, and the service life of the waste gas is prolonged. And stable self-heating operation of the catalytic oxidation furnace is ensured.

The invention discloses an application of a GmWUS2 protein in regulation and control of soybean regeneration. The invention belongs to the technical field of biology, and particularly relates to application of GmWUS2 protein in regulation and control of soybean regeneration. The invention provides application of protein or an expression substance for regulating and controlling a gene or a substance for regulating and controlling the activity or content of the protein in regulating and controlling the regeneration capacity of plants, the amino acid sequence of the protein GmWUS2 is a sequence 3, the regeneration capacity of the protein can be regulated and controlled by regulating and controlling the expression of the protein GmWUS2, and material accumulation is provided for soybean breeding; and a new strategy and a new direction are provided for high yield of soybeans.

The application provides application of nervonic acid in preparation of a product for promoting hair regeneration, and relates to the biological field. The application of nervonic acid in preparation of the product for promoting hair regeneration includes that the concentration of the nervonic acid in the product is 3%-10%, at least one of the following is included in promoting hair regeneration: activating Wnt signal pathway in hair follicle stem cells, promoting expression of beta-catenin, LEF1 and PCNA, and further including promoting hair follicle organoid development in vitro and improving hair follicle regeneration capacity. It is found that the nervonic acid can act on the hair follicle stem cells, effectively promotes the hair follicle from the resting phase to the growth phase by activating the Wnt / beta-catenin and other regeneration pathways, and up-regulating the expression of PCNA, LEF1 and other proliferation-related factors, and promotes hair regeneration. The technology retains the high efficiency and safety of the nervonic acid regulation, further expands the new application scene of the nervonic acid in the field of hair regeneration, and has significant conversion value and broad market prospect in the field of clinical treatment of alopecia.

The application belongs to the technical field of medical materials, and provides a composite hydrogel loaded with rare ginsenoside Rh4-Ce nanoparticle, wherein the rare ginsenoside Rh4 is complexed with cerium ions to form a nanoparticle, the dispersibility and stability of the rare ginsenoside Rh4 in the hydrogel system are significantly improved, and the Ce 3+ / Ce 4+ valence state is cycled to endow the material with sustained antioxidant and microenvironment regulation capabilities, the GelMA provides a three-dimensional scaffold structure and cell attachment space, the HA provides mechanical enhancement and mineralization induction, and the CeRh4NCs cooperatively improve the local inflammatory oxidative stress microenvironment and potentially promote osteogenesis and angiogenesis. The application overcomes the technical defects of conventional bone repair materials in the application of active factors, microenvironment regulation and mechanical support, forms a multifunctional craniomaxillofacial bone defect repair material with anti-inflammatory and antioxidant properties, and promotes osteogenesis and vascularization, and has application value.

The utility model provides a kind of mixed bed maintenance structure, it includes: mixed bed;Shell is set to mixed bed outside, the bottom of its inner cavity is filled with the resin, middle row pipe, horizontal setting is in the middle part of resin, and its one end extends to the outside of shell and is connected with middle row pipe channel;Three-way valve, its first interface is connected with the exposed end of middle row pipe, and the second interface is connected with the middle row pipe channel;Liquid inlet pipe is connected to the third interface of three-way valve;Regeneration water pump, its outlet end is connected to liquid inlet pipe;Desalination water supply device is connected to the inlet end of regeneration water pump;By switching the on-off state of three-way valve, middle row pipe selectively communicates with the middle row pipe channel or liquid inlet pipe, to realize the conversion of drainage mode and backwashing mode, the utility model can quickly realize the conversion of drainage mode and backwashing mode, compared with traditional mixed bed maintenance mode, greatly improve the efficiency of mixed bed maintenance operation, reduce the time and energy cost of manual switching, can quickly respond to the different maintenance needs of mixed bed.

The invention discloses an iron ion modified carbon nanotube as well as a preparation method and application thereof. The method comprises the following steps: pre-treating a multi-wall carbon nanotube, and introducing an active group on the surface of the multi-wall carbon nanotube to obtain a pre-treated carbon nanotube; dissolving an iron source in deionized water, adding a modifier, stirring and dissolving to obtain a modified solution; adding the pretreated carbon nanotubes into the modified solution, and stirring at a constant temperature to obtain a suspension; and drying the suspension, and calcining to obtain the iron ion modified carbon nanotube. According to the iron ion modified carbon nanotube material, efficient synergistic adsorption of dioxin and mercury is achieved by regulating and controlling the iron ion loading capacity and modification process parameters, meanwhile, the iron ion modified carbon nanotube material has excellent regeneration performance, and the blank that dioxin and mercury cannot be synchronously and efficiently treated through a single material in the prior art is filled up.

The lower water distributor comprises a water distributor seat, a central pipe, a plurality of flow channel extension pieces and a driving mechanism, one end of the central pipe is connected to the water distributor seat, the plurality of flow channel extension pieces are spliced end to end and are arranged around the peripheral side of the water distributor seat, one end of each flow channel extension piece is hinged to the peripheral surface of the water distributor seat, and the other end of each flow channel extension piece is hinged to the driving mechanism. The other end of each flow channel extension piece can rotate in the circumferential direction of the water distributor base, a plurality of water passing holes are formed in the surface of each flow channel extension piece, the driving mechanism comprises elastic elements and traction pieces, the elastic elements and the flow channel extension pieces are arranged in a one-to-one correspondence mode, and the two ends of each elastic element are connected to the corresponding flow channel extension piece and the water distributor base respectively. The flow channel extension parts are arranged in the center pipe so that the flow channel extension parts can be in an unfolded state or a folded state, one end of the traction part is connected to each flow channel extension part, the other end of the traction part penetrates through an inner cavity of the center pipe and extends to the upper end of the center pipe, and the traction part is used for pulling the flow channel extension parts so that all the flow channel extension parts can be unfolded or folded synchronously.

The invention discloses a method for treating sewage by combining micro-aerobic hydrolysis with coenzyme catalyst reinforced activated sludge. The method adopts a pretreatment tank, a primary sedimentation tank, an aerobic tank and a secondary sedimentation tank which are sequentially connected in series, according to the method, activated sludge containing microorganisms is put into a pretreatment tank and an aerobic tank, aeration is carried out while the pretreatment tank is filled with filler, a sludge domestication stage is firstly carried out, a coenzyme catalyst is put into the aerobic tank when the treatment capacity of a system reaches the optimum, modified activated sludge is obtained, and the sewage treatment efficiency is further improved. The coenzyme catalyst contains a carrier and an iron source; the carrier is selected from at least one of activated carbon and diatomite. The method is simple to operate, convenient to manage and suitable for upgrading and reconstruction of industrial wastewater.

The utility model discloses a kind of remote visual brine concentration monitoring devices and steam injection boiler water treatment system, brine concentration monitoring device includes measuring assembly, the measuring assembly includes measuring tube assembly, brine hydrometer, measuring tube cleaning assembly;The measuring tube assembly includes water storage pipe, the brine hydrometer, measuring tube cleaning assembly is arranged in water storage pipe, the water storage pipe is transparent material;The measuring tube cleaning assembly includes fixed disc, pull handle is set on the fixed disc upper end, cleaning piece is set on the fixed disc outer ring, the cleaning piece is contacted with water storage pipe inner wall.The brine concentration monitoring device of the utility model is simple in structure, can complete coarse salt brine concentration monitoring, can be stably operated in steam injection boiler water treatment system, and setting water storage pipe cleaning assembly is convenient to clean water storage pipe, keep transparency, improve the definition when observing brine hydrometer scale outside.

This invention discloses a hierarchical guanidine resin-based CO2 adsorbent material and its preparation method, belonging to the field of polymer synthesis technology. The adsorbent material prepared by this invention has a composite spherical structure and a hierarchical pore structure, including micropores, mesopores, and macropores. By introducing a hierarchical pore structure, the adsorption capacity of the material for CO2 is effectively improved. The introduction of hierarchical pores can significantly reduce molecular diffusion resistance and increase the contact area between the adsorbent and CO2 molecules, thereby achieving rapid adsorption. Furthermore, pyridyl, polyamino compounds, and guanidine groups have strong basicity and chemical affinity for CO2. Through surface functionalization modification, the number of active sites on the material surface is significantly increased, thereby further improving the CO2 adsorption capacity and selectivity.

This invention relates to a method for controlling the separation and regeneration performance of cleanroom filter media in the field of information technology. The method includes: acquiring pollutant distribution data of the filter media; extracting feature vectors and classifying pollutant clusters based on the pollutant distribution data; calculating density and particle size distribution from the feature vectors to determine pollutant type classification; using a separation priority sequence to guide a laser-assisted stripping device to perform layer-by-layer scanning and removal of the filter media surface; acquiring real-time resistance change data during the removal process to determine the filter media cleanliness index; if the filter media cleanliness index does not reach a preset threshold, injecting a neutral solvent through an ultrasonic impregnation module to perform secondary dissolution of residual pollutants, obtaining updated filter media state data after dissolution; running a wind resistance simulation model based on the updated filter media state data; extracting ventilation parameters from the simulation results to determine the filter media regeneration performance compliance level.

This invention discloses an injectable photocurable hydrogel with anti-inflammatory and pro-angiogenic tissue regeneration properties, belonging to the field of biomedical materials technology. The hydrogel is a methacrylic anhydride-modified gelatin hydrogel loaded with calcium phosphate oligomers and sulfur quantum dots. Its preparation method involves dissolving methacrylic anhydride-modified gelatin in a phosphate buffer solution, then adding calcium phosphate oligomers and sulfur quantum dots, followed by adding a photoinitiator and mixing thoroughly. Finally, it is cured under ultraviolet or blue light irradiation. This invention also discloses the application of the injectable photocurable hydrogel with anti-inflammatory and pro-angiogenic tissue regeneration properties in the preparation of products for treating infected bone defects. This hydrogel can release the bioactive components of sulfur quantum dots and calcium phosphate oligomers in situ, synergistically promoting the healing of infected bone defects through multiple effects including antibacterial, immunomodulatory, angiogenesis, and osteoproliferative effects.

The invention provides a method for simulating diffusion of a regenerant represented by a dynamic coefficient in aged asphalt, and relates to the technical field of road material regeneration, the method comprises the following steps: measuring the dynamic viscosity of the regenerant at a plurality of preset temperatures, calculating the kinematic viscosity, and carrying out temperature-viscosity conversion on the kinematic viscosity to obtain the characteristic parameters of the regenerant; a temperature field changing along with time is constructed, the kinematic viscosity of the regenerant changing along with time is calculated according to the temperature field changing along with time and the characteristic parameters of the regenerant, and the dynamic viscosity of the regenerant changing along with time is calculated; calculating the time-varying diffusion coefficient of the regenerant in the aged asphalt; a three-dimensional space calculation domain is constructed, and initial concentration distribution and zero-flux boundary conditions of the regenerant are set in the three-dimensional space calculation domain; and substituting the time-varying diffusion coefficient of the regenerant in the aged asphalt into a three-dimensional expansion equation of a Fick second law, and solving by adopting a finite difference method to obtain the time-varying diffusion concentration distribution of the regenerant in the aged asphalt.

This application relates to the field of thin oil lubrication station technology and discloses a lubrication station for electric steam turbines, including two fixed cylinders. An inlet pipe is fixedly connected to the top of each cylinder, and an outlet pipe is fixedly connected to the bottom of each cylinder. A control valve is fixedly installed on both sides of the inlet and outlet pipes. A filter cartridge is detachably fixed to the inner side of each cylinder. This invention uses a drive mechanism to move a sliding component and a movable ring, causing high-pressure clean lubricating oil to be sprayed onto the outer wall of the filter cartridge through progressively decreasing height nozzles. Backflushing cleaning occurs when the nozzle openings are in contact with the outer wall of the filter cartridge. The sliding component moves to scrape away impurities adhering to the inner wall of the filter cartridge and pushes them to a point near the drain pipe for rapid discharge. This achieves filter cartridge regeneration without disassembling the filter cartridge and reduces the amount of oil required for backflushing, thus improving the reliability of continuous operation of the lubrication station.

This invention discloses a method for preparing a decellularized matrix with a bioactive coating, belonging to the medical aesthetics industry. The key technical points of the method are the following steps: S1, preparation of the decellularized matrix; S2, treatment of the decellularized matrix; S3, rehydrating the decellularized matrix and then sequentially immersing it in an activation solution, a collagen solution, and another activation solution, followed by washing and freeze-drying to obtain a collagen matrix; S4, adding anti-inflammatory microcapsules and growth factor nanocarriers to a hyaluronic acid solution to obtain a mixed solution; S5, immersing the collagen matrix in the activation solution, reacting and rinsing, coating the mixed solution onto the surface of the collagen matrix, then curing, rinsing, and drying to obtain a decellularized matrix with a bioactive coating. This application improves biocompatibility and safety by constructing a covalently linked hyaluronic acid-collagen bilayer structure on the surface of the decellularized matrix, while also solving the problems of unstable structure and poor mechanical strength of traditional decellularized matrices.

The present application relates to a kind of monocotyledon green wisteria rapid propagation method, using the characteristics of green wisteria specific tissue cell totipotency, under open condition, using liquid medium to induce green wisteria specific site of in vitro leaf split differentiation, produce regenerative root and regenerative bud, finally form plant.The present application aims at the rapid propagation method of green wisteria leaf, without sterile environment, convenient to take material, easy to operate, low in cost, short in period, high in survival rate, with the advantages of high efficiency, economy, easy to scale, factory, etc., in green wisteria rapid seedling, specific material preservation and propagation has greater application value.

The present application relates to a kind of high-strength porous metal bone filling block. The bone filling block includes reinforcing frame and the porous metal material of porosity 60-95% filled inside reinforcing frame;Reinforcing frame and porous metal material material are same. The porous metal bone filling block of the present application can improve compression strength and bone tissue regeneration capacity.

This utility model provides a lower water distributor assembly and a water softener. The lower water distributor assembly includes a lower water distributor with an internal receiving cavity. The surface of the lower water distributor has a plurality of water distribution holes communicating with the receiving cavity. A first baffle plate is circumferentially arranged on the outer peripheral surface of the lower water distributor. The first baffle plate is inclined from top to bottom and outward. At least a portion of the water distribution holes are located below the first baffle plate, or at least a portion of the water distribution holes are located below the first baffle plate. In this lower water distributor assembly, the first baffle plate is circumferentially arranged on the outer peripheral surface of the lower water distributor. The first baffle plate extends downward at an incline. During regeneration, the brine in the lower water distributor flows out from the water distribution holes. Due to the obstruction of the first baffle plate, the brine cannot flow directly upward. Instead, the brine flows from the center to the surrounding edges, allowing it to flow into the resin away from the center, thus improving the resin regeneration effect.

The application relates to the technical field of filter cleaning, in particular to a device and method for cleaning filter cartridges with high efficiency, which comprises a lower fixed base plate, an upper fixed base plate, an air inlet pipeline, a fixed rod, a sealing plate, a handle, a fixed assembly and a limiting assembly; the lower fixed base plate and the upper fixed base plate are arranged in an upper-lower interval, and the fixed rod is connected between the lower fixed base plate and the upper fixed base plate to form a fixed space for placing filter cartridges between the lower fixed base plate and the upper fixed base plate. The filter cartridge mounting space is formed by the lower fixed base plate, the upper fixed base plate and the fixed rod, high-temperature compressed air and water vapor are sent into the filter cartridge by the air inlet pipeline, the cleaning medium passes through the filter cartridge hole from inside to outside, and can directly act on the deep residues in the filter cartridge; meanwhile, the sealing plate seals the upper end exhaust space, reduces the steam upward leakage pressure, and makes the steam more discharged through the filter cartridge wall surface, so that the cleaning pressure and the hole regeneration effect are improved.

This utility model relates to the field of transplanting technology, and in particular to a device for transplanting vetiver grass; it includes a vehicle body assembly, with a transplanting component at the front end of the vehicle body assembly; the vehicle body assembly includes a handle, with an upwardly protruding arc rod connected to the middle of the handle, and a fixing block at the end of the arc rod, the fixing block being connected to a rotatable connecting rod via a hinge shaft, with rollers at both ends of the connecting rod; the transplanting component includes an arc-shaped plate set on the fixing block, with multiple conical ground stakes evenly distributed circumferentially on the arc-shaped plate; this device allows for precise and controllable digging depth during the digging process, adapts to the main root growth zone, and avoids the destructive cutting of the root system by traditional planar shovels, which helps to significantly reduce the root damage rate of vetiver grass and improve the survival rate of transplanted vetiver grass.

This utility model provides a bottom water distributor and a water softener. The bottom water distributor includes a distributor body, a central tube, and a rotatable impeller. The distributor body has an internal receiving cavity, and its outer surface has several water distribution holes that communicate with the receiving cavity. The lower end of the central tube is connected to the distributor body, and its inner cavity communicates with the receiving cavity. The impeller is installed in the receiving cavity and is driven by the water flow from the central tube. This bottom water distributor has a rotatable impeller inside the receiving cavity of the distributor body. During regeneration, brine flows into the receiving cavity from the central tube, driving the impeller to rotate. The rotating impeller agitates the brine, making it flow more evenly from the water distribution holes, thus improving the resin regeneration effect. Even if resin particles accumulate at the water distribution holes, the agitated brine more easily dissolves the resin, allowing the brine to penetrate deeper into the resin particle layer, resulting in a better resin regeneration effect.

The utility model discloses hydraulic system technical field discloses a control system and loader for loader boom. A control system for loader boom, including distribution valve and hydraulic cylinder. Distribution valve includes second control valve and first control valve, and second control valve is communicated with first control valve, and second control valve is equipped with at least drop position, floating position. Hydraulic cylinder is communicated with second control valve, first control valve through pipeline respectively. Through second control valve, the regenerative capacity of hydraulic system is promoted, and makes the loader equipped with the control system for loader boom of this application can control the pressure and speed of boom drop flexibly, reduces the component suction, or the phenomenon of boom step in the boom operation process.

The invention belongs to the technical field of material preparation and environment, and particularly relates to a nickel-copper co-doped covalent organic framework material and a preparation method and application thereof. The preparation method comprises the following steps: mixing 1, 3, 5-trimethylphloroglucinol, benzidine, nickel chloride, copper chloride, 1, 3, 5-trimethylbenzene and 1, 4-dioxane, adding glacial acetic acid as a catalyst, carrying out a hydrothermal reaction, and washing and drying after the reaction is finished, so as to obtain the nickel-copper co-doped covalent organic framework material. The removal rate and the maximum adsorption capacity of the material to BPAF reach 97.1% and 212.8 mg g <-1 > respectively, the removal rate of the material to BPAF can still be kept at 97.1% or above after five times of adsorption-desorption cycles, and excellent stability and adsorption performance are shown. In addition, the material can be successfully applied to three actual water bodies, namely deionized water, tap water and Xiau lake water, and has a wide application prospect in the fields of actual water body remediation and pollution control.