38results about How to "Pollution fast" patented technology

The invention discloses a method for preparing a peanut protein composite fiber by using ionic liquid. The method comprises the following steps of: dissolving peanut protein and polyvinyl alcohol in imidazole ionic liquid respectively to obtain a peanut protein ionic liquid solution and a polyvinyl alcohol ionic liquid solution; mixing the peanut protein ionic liquid solution and the polyvinyl alcohol ionic liquid solution in a mixed ratio of 1:3-1:5; adding an aid to obtain a spinning solution, and entering a coagulating bath; preparing a peanut protein / polyvinyl alcohol composite fiber by awet spinning method in the coagulating bath; and stretching, washing, performing acetal treatment, applying oil, drying, curling, sizing, and thus obtaining the mixed fiber. By the method, the ionic liquid instead of strong acid and strong alkali is used as a solvent in the process of synthesizing a peanut protein fiber, so that the peanut protein and the polyvinyl alcohol can be quickly dissolved at high concentration and a low temperature, and the preparation process is non-toxic and pollution-free at the same time.

The invention relates to a production method for producing semi-reinforcing carbon black, methanol and liquid ammonia with coke oven gas, which comprises the followings steps: the desulfurization of coke oven gas, demethanization realized through pressure swing absorption, the synthesis and rectification of methanol, CO conversion of carbon black exhaust gas and exhaust gas from methanol plant, the synthesis of decarburization and liquid ammonia; the method is characterized in that the coke oven gas is demethanized through pressure swing absorption; methane gas enters into a carbon black reaction furnace; air or oxygen is fed in as oxidizer; carbon block is generated in the reaction furnace; the semi-reinforcing carbon black product is obtained after the carbon block is granulated by a bag filter; the carbon black exhaust gas can enter into a methanol synthesis system or a liquid ammonia production system. The demethanized gas receives methanol synthesis treatment; H2 of the exhaust gas from methanol plant after methanol synthesis is extracted by a pressure swing absorber, and the residual gas after hydrogen extraction enters into a synthetic ammonia system to prepare liquid ammonia. The production method is characterized by short process route, low investment, small pollution, quick effect and the like, and can reasonably utilize the resources.

The invention discloses a bacterium capable of adsorbing lead and enduring heavy metals and application of the bacterium. The bacterium is classified and named as bacillus megatherium Z-y3, and the preservation number of the bacterium is CCTCC NO.M2017312. The strain can grow well in a 1000mg / L solid culture medium. The strain disclosed by the invention has an alkali generation capability and hasa relatively good lead removal property at different pH values, and the adsorption amount of a cultured bacterium can be maximum, namely about 20g / L, within a short time. The lead-removal metabolite of the strain is non-toxic and is environmentally friendly. Therefore, the strain has very high application values in treatment on lead heavy metal polluted water bodies, soil environment treatment andcomprehensive treatment on industrial field pesticide pollution.

The invention relates to a high-effective ammonia gas remover and belongs to the field of air purification for sealed / semi-sealed environments. The ammonia gas remover is prepared by compounding toxic-free and environment-friendly raw materials comprising: a settling agent, a solubilizer, a neutralizer, a complexing agent, an antibacterial agent and deionized water. The ammonia gas remover is green and environment-friendly, wherein ammonia gas and amine substances are effectively removed through triple functions of absorption and neutralization, chemical complexing and liquid settlement; the ammonia gas remover is suitable for high ammonia gas and amine substance pollution incidence fields, such as rooms, offices, lavatories, hairdressing salons, livestock farms, etc. The ammonia gas remover can be sprayed in hand and also can be used in an ultrasonic humidifier, a humidifying purifier and the like.

The invention relates to an adsorbent adsorption-regeneration presentation device and a presentation method thereof. An air pump of a presentation device is connected to the bottom of an adsorber through a pipeline, a steam detector is mounted at the top of the adsorber, the whole adsorber is arranged in a microwave reactor, the adsorber is filled with adsorbate cobaltic discoloration silicone, adsorbate detection agent anhydrous cupric sulfate is placed in the steam detector, a flow controller and two three-way valves are arranged on the pipeline, and the two three-way valves are connected to a steam inlet and a steam outlet in the top and the side wall of an adsorption bottle respectively. Firstly, adsorbate steam is inputted to the adsorber through the pipeline, adsorbent discolors after adsorbing the steam, the adsorption process is presented, input of adsorbate is stopped, the adsorbent restores colors after removing the steam by the aid of the rapid microwave regeneration process, and the regeneration process is presented. Visual teaching is realized, the device can be repeatedly used, and experimental teaching quality and efficiency are improved.

The invention discloses a repairing agent for repairing lead, arsenic and cadmium combined polluted soil and a repairing method thereof. The repairing agent comprises a first composition and a second composition. The first composition comprises red mud, monocalcium phosphate and sodium fluorophosphate; and the second composition comprises ferric sulfate and a calcium chloride aqueous solution. The method comprises the following steps of weighing the lead, arsenic and cadmium combined polluted soil and a first component, uniformly mixing, adding water, and stabilizing, dissolving the second component in water, and adding into the polluted soil, and continuously maintaining to obtain the repaired soil. The repairing agent is simple in component, high in practicability, suitable for heavy metal polluted soil, capable of efficiently and rapidly repairing heavy metal pollution, remarkably reducing the leaching concentration of heavy metal in the soil and guaranteeing the stability of lead, arsenic and cadmium in the soil for a long time, so that the heavy metal cannot be secondarily released, the materials are cheap and easy to obtain, red mud waste is utilized, the repairing cost is reduced and the environmental pollution is reduced.

The invention relates to the technical field of protective equipment, in particular to a gauze mask. The gauze mask comprises a shell and a jacket, wherein the jacket is made from a soft material, thejacket is located on the side, close to a human face, of the shell, and the jacket is detachably connected to the shell; and an air inlet and an air outlet are formed in the shell, an air inlet fan is arranged at the air inlet, a filter device is detachably arranged at the air inlet, the filter device is located on the air inlet side of the air inlet fan, and an air outlet fan is arranged at theair outlet. The jacket made from the soft material can be attached to the face of a human body well; the filter device can filter air to adsorb pollutant particles in air to the filter device; the airinlet fan can inhale air to the gauze mask automatically for respiration by the human body, and the air outlet fan can discharge air in the gauze mask from the gauze mask for air circulation. The gauze mask not only can prevent haze, but also can circulate air inside and outside the gauze mask by means of respiration of the human body, and is relatively excellent in ventilating property.

The invention discloses a method of removing paracetamol by applying a vertical-current biological retaining system. According to the method disclosed by the invention, a modularized biological retaining system can be introduced to purify a water pollutant containing paracetamol, so that not only can requirements of biological water treatment technical development of synchronous detoxification denitrification be achieved, but also pollution of the paracetamol can be quickly degraded. The method has the advantages such as simplicity in operation, certain pollution load resistance, and the like, and is very suitable for a water treatment process of wide areas such as municipal sewage and agricultural sewage.

The invention provides a kit for rapidly extracting bacterial plasmid DNA by a magnetic bead method and an extraction method. The kit comprises a lysis reagent group for lysing bacteria and an extraction reagent group for extracting plasmid DNA, wherein the extraction reagent group consists of a magnetic bead binding solution, a washing solution and an eluent. In the method for rapidly extracting plasmid DNA based on the kit, a mixed solution of magnetic beads of which the surfaces are modified with silicon hydroxyl or silicon carboxyl, 0.15-0.45M of sodium acetate, 1-3wt% of dithiothreitol and 3-5M of guanidinium isothiocyanate is taken as a magnetic bead binding solution composite system, so that the binding capacity of plasmid DNA and magnetic beads is enhanced greatly, the extraction efficiency is increased, the extraction speed is increased, the adsorption process of magnetic beads on DNA only needs 1 minute, and extracted DNA has high purity and complete fragments; and meanwhile, reagents are nontoxic, so that environmental pollution is low, and most of similar products on the market can be replaced.

The invention discloses a fluorescent quantitative PCR primer for detecting mycoplasma, a detection method and application, relates to the field of pathogen detection and aims to solve the problem that the prior art cannot quickly and quantitatively diagnose contamination of mycoplasma in cell culture liquid. The invention further discloses a kit. The fluorescent quantitative PCR primer has the advantages of high sensitivity, excellent repeatability, quickness in detection, little pollution and low cost and can be used for quantitatively identifying mycoplasma in the cell culture liquid in scientific research, production and clinical experiments.

The invention discloses river water pollution treatment equipment. The equipment structurally comprises a cleaning ship, a cover plate, a propeller, a power paddle device and a mesh enclosure; the cleaning ship is composed of a ship body, a collecting bin, an algae collecting mechanism, a smashing mechanism, a pushing mechanism and an inclined plate; the cleaning ship is remotely driven by manpower, and algae plants are contained in the cleaning ship through an algae containing plate; the algae plants are fished and collected by utilizing an algae collecting mechanism; the algae plants are crushed through a crushing mechanism; manual slow cutting and collecting are not needed; the crushed algae plants are introduced into a collecting bin through an inclined plate; the crushed algae plantsare pushed into the collecting bin through a pushing mechanism; the situation that the algae plants block the inlet of the collecting bin is avoided, and the fishing amount of the algae plants on thesurface of a river is reduced.

The invention belongs to the technical field of soil remediation agents, and discloses a nickel-contaminated soil remediation material and a preparation method thereof. The nickel-contaminated soil remediation material is prepared from the following components in parts by weight: 200-300 parts of a base material, 2-5 parts of nitro copper humate, 1-3 parts of sulfur, 2-8 parts of disodium EDTA, 7-13 parts of citric acid, 5-7 parts of trace elements, 5-10 parts of chitin, 16-24 parts of tourmaline, 4-8 parts of chitosan, 60-70 parts of humic acid and 3-8 parts of an activator. According to thenickel-contaminated soil remediation material and the preparation method thereof, the pollution is low, the fertility of soil can be effectively improved, meanwhile, soil nitrite and nickel metal canbe highly removed, the activity of soil is improved, soil is rapidly purified and remediated, the preparation method is simple, raw materials are easy to obtain, and the nickel-contaminated soil remediation material is suitable for large-scale popularization in rural areas.

The invention discloses a black and odorous water body treatment method based on physicochemical micro-ecological combination measures, which comprises the following steps: direct discharge pollutioncontrol: treating wastewater discharged into a river by using clarification equipment and a metal film activated carbon filtering device to reduce the pollution load of the sewage entering the river;substrate improvement: firstly, adding an immobilized microorganism bottom mud repairing agent to degrade pollutants and repair polluted bottom mud in situ, and then adding an ecological substrate improver to passivate the bottom mud and reduce nitrogen and phosphorus pollution in a water body; and in-situ purification: using in-situ purification measures to construct a diversified habitat suitable for the growth of microorganisms in a water body, so as to promote the construction of a micro-ecological system and strengthen the decomposition effect of the microorganisms on pollutants. According to the black and odorous water body treatment method, physicochemical measures and micro-ecological measures are applied according to local conditions, flexible combination and dynamic treatment areachieved, black and odorous water body pollution can be rapidly coped with, water quality is improved, and a foundation is laid for follow-up water environment improvement and water ecological restoration.

The invention discloses a water-soluble flame-retardant protective film, and belongs to the technical field of protective films. The protective film comprises the following components in parts by mass: 15-30 parts of polyvinyl alcohol, 0.5-3 part of methyl silicone oil, 0.1-2 part of a plasticizer, 0.1-2 part of an antioxidant, 2-8 parts of an emulsifier, 0.2-3 part of a thickening agent, 0.1-3 part of a water-based quick-drying agent, 1-5 parts of a water-based flame retardant, 0.3-3 part of span 60, and 40-80 parts of water. According to the invention, aiming at the problems of low protection efficiency, high cost, difficulty in stripping, generation of solid wastes, inflammability and the like of the traditional protection film, water is selected as a solvent, polyvinyl alcohol is selected as a protection film base material, additives such as an antioxidant, a plasticizer, an emulsifier, a thickener, a water-based quick-drying agent, a water-based flame retardant, span-60 and the like are used as auxiliary materials, mixing is performed in a mechanical stirring manner, the flame-retardant protective film is applied to the surfaces of protected materials such as workshop walls, equipment, pipelines, kitchens, instruments and the like in a brush coating or spray coating mode, can be peeled off from the surfaces after protection is completed and can also be quickly cleaned with cold water, no residue exists on the surfaces after cleaning, and particularly, and the protective film can achieve an effective flame-retardant effect due to addition of a water-based flame retardant.

The invention discloses a mulberry leaves specialized alkaline-sensitive pesticide residue antidote. The antidote is prepared from, by weight, 4-6 parts of sodium trichloroisocyanurate, 2-3 parts of sodium bicarbonate and 1200-1800 parts of water. The mulberry leaves specialized alkaline-sensitive pesticide residue antidote is applicable to alkaline-sensitive pesticides, the agent is sprayed evenly on both sides of mulberry leaves after the mulberry leaves are determined to be contaminated with pesticides and once more in case of raining after spraying, the dissolving effect of the mulberry leaf pesticide is closely related to temperature, the pesticide is dissolved in 7 days in spring and 5 days in autumn, spraying of the antidote also has the killing effect to source of mulberry garden silkworm disease, and harvest of cocoon crops is facilitated; various pesticides remained on the mulberry leaves can be dissolved rapidly with the method, safety to cocoon crops is achieved, and environmental pollution is minimized.

A soil restoration particle and a preparing and using method thereof are provided. The soil restoration particle is a biological particle prepared by adding auxiliary materials into plant organic materials, sterilizing, activating, and performing a plurality of times of microorganism fermentation. After the soil restoration particle is added into heavy metal polluted soil, heavy metals in the soil can be combined with components of the soil restoration particle so that the heavy metals are immobilized, thus reducing direct position caused by concentration of the heavy metals in plants, and reducing or avoiding underground water source pollution caused by leaching, percolation, and the like of the heavy metals. Then heavy metal accumulate plants are cultured on the soil, and under synergistic effects of microorganisms, the particle slowly degrades into a small molecular structure, and is gradually absorbed and stored by the plants as nutrients carrying the combined heavy metal elements. In addition, the particle allows the amount of beneficial microorganisms (such as actinomycetes) in the soil to increase by dozens of times, thus promoting degradation of soil organic pollutants except the heavy metals, improving the micro-ecological environment of the soil, forming a good soil granular structure, restoring soil fertility, enhancing fertility, allowing accumulate plants to survive, breed and grow rapidly, increasing the absorption and storing amounts for the heavy metals, increasing the plant restoration efficiency by a plurality of times, and shortening the restoration period. The soil restoration particle and the method are free of secondary pollution and low in cost, and can ensure safety of the ecological environment.

The present invention relates to environment protecting technology, and is technological process of repairing heavy metal polluted soil with Agaricus placomyces Peck and Stropharia rugosoanulata Farlow. The technological process includes cultivating Agaricus placomyces Peck and Stropharia rugosoanulata Farlow in heavy metal polluted soil, collecting mature Agaricus placomyces Peck and Stropharia rugosoanulata Farlow, treating to obtain slurry containing heavy metal, and chemical electrophoresis or chelating precipitation to eliminate heavy metal ion from the slurry. The present invention utilizes Agaricus placomyces Peck and Stropharia rugosoanulata Farlow with short growth period, powerful heavy metal ion enriching capacity and other features as main biological enriching devices and other simple chemical processes, and has high heavy metal ion eliminating rate.

The invention discloses a system for quickly removing polluted gas from pollution sources in a clean room. A plurality of photoelectric sensor groups are installed in the gaps of the hole plate of the raised floor. In the equipment layer, there are suction pipes, connection pipes, guide rails and guide rail drive devices. The suction pipes are connected to the guide rail drive devices and can be installed on two parallel guide rails in a translational manner. The connection pipe is fixedly installed in the equipment layer, the connection pipe is located below the suction pipe and vertically intersects with the suction pipe, and one end of the connection pipe is connected to the compressor motor. The raised floor, the suction pipe, the connection pipe, the compressor motor and the interlayer return air passage are connected together to form a passage for discharging the polluted gas generated by the pollution source in the clean area. The photoelectric sensor group, the suction pipe, the guide rail driving device and the compression motor are connected with the controller. The invention can quickly remove the pollution sources in the clean room, especially the polluted air produced by the mobile pollution sources.

The invention belongs to the field of farm chemical residue treatment, and particularly relates to a farm chemical residue remover as well as a preparation method and application thereof. The farm chemical residue remover is prepared from the following components in parts by weight: 0.1 to 50 parts of ginseng, 5 to 100 parts of rhizoma phragmitis, 5 to 50 parts of rhizoma imperatae, 10 to 500 parts of black fungus, 3 to 60 parts of apricot kernels, 1 to 100 parts of dandelion, 2 to 100 parts of persimmon leaves and 5.1 to 150 parts of milk. The farm chemical residue remover is a pure biological preparation developed by adopting a modern biotechnology, is suitable for removing pollution of harmful substances such as farm chemicals, chemical fertilizers and heavy metals to vegetables and fruits, and can not only ensure food safety, but also improve taste. The product is safe, non-toxic, pollution-free, free of any side effect, simple in use and operation method, good in detoxification effect and quick in action, and can be used for any vegetables or fruits.

The invention discloses Aspergillus oryzae. The fungus strain Aspergillus oryzae is prepared in China General Microbiological Culture Collection Center, and the preservation number of the Aspergillusoryzae is CGMCC No. 15680. A culture method of the Aspergillus oryzae includes: inoculating the strain to a fermentation culture medium, and performing shake culture under the temperature of 30+ / -2 DEG C and the rotation speed of 220rpm for 4-5 days. The screened Aspergillus oryzae is applied to the treatment of soil and water polluted by atrazine. During the treatment of the water or soil polluted by low-concentration atrazine, a method using the Aspergillus oryzae is capable of effectively and fast removing the atrazine pollution, green, environmentally friendly and economical as compared aphysical and chemical remediation method. The Aspergillus oryzae has a quite high application value in the treatment of the water and soil polluted by atrazine and the comprehensive treatment of industrial site pesticide pollution.

A circuit board cleaning agent comprises, by weight, 30-34 parts of butyl acetate, 12-14 parts of acetone, 12-14 parts of propylene glycol butyl ether, 4-5 parts of fatty acid methyl ester sulfonate, 1-2 parts of benzotriazole, 1-2 parts of turkey red oil, 32-34 parts of ethylene glycol, 10-12 parts of diethylene glycol monobutyl ether, 4-5 parts of additives, and 50-60 parts of ethyl alcohol. The circuit board cleaning agent is not corrosive to metal, low in toxicity, low in human skin irritation, complete in cleaning effect, capable of quickly eliminating welding fluxes, rosins, and organic pollution particles, low in environment pollution, and low in cost. The circuit board cleaning agent can form a protection film on the surface of a circuit board, air is isolated, the circuit board is prevented from being corroded by moistures and other molecules in the air, antioxidation and short circuit prevention are achieved, the next preparation process can be conveniently carried out, and the service life of the circuit board is prolonged.

The invention discloses a method for preparing a peanut protein composite fiber by using ionic liquid. The method comprises the following steps of: dissolving peanut protein and polyvinyl alcohol in imidazole ionic liquid respectively to obtain a peanut protein ionic liquid solution and a polyvinyl alcohol ionic liquid solution; mixing the peanut protein ionic liquid solution and the polyvinyl alcohol ionic liquid solution in a mixed ratio of 1:3-1:5; adding an aid to obtain a spinning solution, and entering a coagulating bath; preparing a peanut protein / polyvinyl alcohol composite fiber by a wet spinning method in the coagulating bath; and stretching, washing, performing acetal treatment, applying oil, drying, curling, sizing, and thus obtaining the mixed fiber. By the method, the ionic liquid instead of strong acid and strong alkali is used as a solvent in the process of synthesizing a peanut protein fiber, so that the peanut protein and the polyvinyl alcohol can be quickly dissolved at high concentration and a low temperature, and the preparation process is non-toxic and pollution-free at the same time.