19 results about "Algal agent" patented technology

This utility model relates to the field of chemical equipment technology and discloses a mixing vessel for preparing a bactericide and algaecide solution. The vessel includes a tank body, with a transmission seat fixedly connected to the upper end of the tank body via multiple support rods. A mixing assembly is disposed between the tank body and the transmission seat. A waste gas purification assembly is disposed on one side of the tank body. The mixing assembly includes two lifting threaded rods, both rotatably connected to the transmission seat. The threads of the two lifting threaded rods are arranged in opposite directions. Lifting sleeves are threaded onto the outer walls of both lifting threaded rods. Lifting frames are fixedly connected to the lower ends of both lifting sleeves. A stirring motor is fixedly disposed inside each of the two lifting frames. In this utility model, by providing a mixing assembly, the two stirring rods can be staggered in their lifting and lowering, and combined with the rotation of the stirring rods, the stirring range is effectively expanded, forming a three-dimensional stirring trajectory, significantly improving the uniformity of the solution mixing and increasing the mixing efficiency.

An additive transporter, housing additive ingredients of synergists and surfactants preferably for use in a natural, weed control application, insect control application, algae removal and / or mold removal end-use application. In certain non-limiting embodiments, the transporter can be fluid soluble. Where the transporter is fluid soluble it can be added to a container / bottle having a desired amount of water and organic acid or inorganic acid causing the transporter to dissolve and release the additive ingredients for mixing with the water and organic acid. Preferably, the additive or product enhancer ingredients can be organic ingredients and can comprise, without limitation, citric acid, potassium oleate, wintergreen oil and almond oil. Potassium citrate can also be included. As the transporter dissolves the released ingredients mix with organic acids and / or inorganic acids to provide an end-use composition for eco-friendly weed control, insect control, algae removal and / or mold removal. Though not considered limiting, the transporter can be in the form of a pod, packet, pouch, capsule, carton, or cardboard / plastic / metal container.

An additive transporter, housing additive ingredients of synergists and surfactants preferably for use in a natural, weed control application, insect control application, algae removal and / or mold removal end-use application. In certain non-limiting embodiments, the transporter can be fluid soluble. Where the transporter is fluid soluble it can be added to a container / bottle having a desired amount of water and organic acid or inorganic acid causing the transporter to dissolve and release the additive ingredients for mixing with the water and organic acid. Preferably, the additive or product enhancer ingredients can be organic ingredients and can comprise, without limitation, citric acid, potassium oleate, wintergreen oil and almond oil. Potassium citrate can also be included. As the transporter dissolves the released ingredients mix with organic acids and / or inorganic acids to provide an end-use composition for eco-friendly weed control, insect control, algae removal and / or mold removal. Though not considered limiting, the transporter can be in the form of a pod, packet, pouch, capsule, carton, or cardboard / plastic / metal container.

The invention discloses a preparation method of trigonelline inner salt and application of the trigonelline inner salt in inhibition of algae growth, the preparation method comprises the following steps: S1, ethyl nicotinate reacts with dimethyl sulfate in methanol to obtain N-methyl ethyl nicotinate monomethyl sulfate salt; s2, stirring and reacting with alkali and thiourea in deionized water while heating to obtain a trigonelline inner salt crude product; and S3, adding an acid to adjust the pH value, adding methanol, filtering, concentrating the solvent, and pulping by using isopropanol to obtain a pure product of the trigonelline inner salt. The method provided by the invention effectively reduces the synthesis cost, avoids the use of a large amount of dangerous reagents, eliminates the residue of toxic reagents, effectively reduces the generation of industrial three wastes, and has the advantages of simple process, convenient operation, cheap and easily available raw materials, high yield, and facilitation of large-scale industrial production. Experimental studies show that the trigonelline inner salt has obvious effects of inhibiting algae growth and killing algae, and can be applied to algicides or inhibiting algal blooms in water.

The application discloses a method for improving the algae removal effect of copper-loaded biochar, and comprises the following aspects: 1) taking corn stalks as raw materials, and preliminarily preparing original biochar through high-temperature anaerobic pyrolysis, and then loading copper sulfate on the carrier original biochar to obtain a copper-loaded biochar algae removal agent; 2) adding a certain amount of the copper-loaded biochar into a water body in which a Microcystis aeruginosa algal bloom breaks out, and inoculating a certain proportion of an inorganic salt solution; and 3) determining the best proportion of the inorganic salt by comparing the changes of indexes such as the algae cell removal rate. The application utilizes the inorganic salt ions to increase the particle size of the copper-loaded biochar, improves the contact efficiency of the copper-loaded biochar and algae, increases the salt stress and cell membrane damage of the algae cells, and further improves the algae removal efficiency. The application inoculates the inorganic salt solution into the Microcystis aeruginosa algal liquid to strengthen the algae removal effect of the copper-loaded biochar, and can be applied to the killing of harmful blue-green algae in lakes and sewage treatment plants.

The invention relates to the technical field of oxidizing agent sterilization algicide, and discloses an oxidizing agent sterilization algicide on-site generation tank which comprises a PE storage tank, a feeding port, an exhaust port, a liquid drainage assembly, a sampling assembly and a stirring mechanism are sequentially arranged above the PE storage tank, and a liquid level meter is installed on one side of the PE storage tank. The driving assembly drives the rotating shaft sleeve to rotate, and the rotating shaft sleeve drives the mounting arm and the stirring part to rotate, so that multi-position liquid disturbance is formed, and the contact area is enlarged; meanwhile, the pushing assembly can enable the hollow inserting shaft to drive the connecting part to be connected with the air outlet assembly, then air is input through the air conveying pipe, the air outlet assembly continuously blows out the air upwards, longitudinal air flow from the tank bottom to the liquid level is formed, liquid is driven to form up-down circulating convection, and stirring can cover all areas of the tank body; the bubbles rise to push the liquid at the bottom to be fully mixed with the upper layer, so that the raw materials are dissolved more quickly, the reaction is more sufficient, and the precipitation phenomenon is reduced.

This application relates to a raw material mixing device for the production of bactericides and algaecides, belonging to the technical field of mixing equipment. It includes a mixing tank, a mixing shaft, mixing blades, and a reduction drive motor. A feeding assembly is installed at the top of the mixing tank, and multiple flow-dispersing components are also installed inside the tank. These components include a rotating body, gears, racks, and an electric push rod. The rotating body is rotatably mounted inside the mixing tank. By incorporating these flow-dispersing components, in the early stages of mixing, the inclined surface of the flow-dispersing section faces the direction of the raw material's movement, allowing the raw material to flow quickly over the inclined surface, enabling rapid circulation. During this process, vortices are also formed behind the flow-dispersing components, providing initial turbulence and mixing. In the later stages of mixing, the electric push rod drives the rotating body to change direction, obstructing the flow of raw material and causing disorder within the mixing tank, thus ensuring thorough mixing and a good mixing effect.

This invention discloses an ecological slow-release algaecide and its preparation method, relating to the field of water treatment technology. The algaecide comprises 30%-50% copper oxychloride, 5%-50% basic copper carbonate, 5%-50% copper hydroxide, 5%-50% copper oxalate, 8%-12% copper sulfate pentahydrate, 2%-8% calcium sulfate dihydrate, 2%-8% oxalic acid dihydrate, 9%-18% pregelatinized starch, and 1.5%-2% magnesium stearate. The preparation method includes: weighing and mixing the components; pulverizing the mixed powder, sieving, and drying in an oven; and pressing the dried powder into tablets. This invention features a simple preparation process and low raw material costs. The algaecide of this invention has stable and long-lasting release, effectively reducing the frequency of algaecide application, and ensuring that the copper ion concentration in the water does not exceed the standard, greatly reducing the risk of water pollution caused by excessive algaecide application, while also reducing the labor costs associated with long-term algaecide application.

The invention relates to the technical field of algaecide, in particular to algaecide and a preparation method thereof. The algaecide comprises the following components: nanoscale copper-based molybdate particles and a dispersing agent, and the nanoscale copper-based molybdate particles comprise one or more of nano copper molybdate and nano basic copper molybdate. The algaecide can safely and efficiently remove algae, can continuously inhibit algal bloom, is wide in pH application range, cannot cause overhigh local copper ion concentration, is environment-friendly, can remove other organic pollutants including algal toxin through photocatalysis, further controls water body pollution, and has a very good application prospect.

Products and methods related to the enhancement of efficacy of algaecides and / or aquatic herbicides using metallic trivalent cations, as well as the reduction in ecotoxicity and non-target effects and preservation of water quality. Some embodiments advantageously provide the benefit of binding phosphorus, but allow for a substantial reduction in the dissolved trivalent metal and an increased ability to target the main source of future phosphorus release. In one aspect of an embodiment, a trivalent cation delivery system includes a commonly available commodity that can be simultaneously added to the water or mixed in a tank prior to the application, avoiding the need for an industrial process to cohere the components. In another aspect of the embodiment, the trivalent cation delivery system may be accomplished by the use of an algaecide and / or aquatic herbicide prior to the application of the phosphorus binding metal.

The present application relates to a kind of fine water mist infrared stealth solution and its preparation method, which is made of the following components by weight percentage: glycerol 85-95%, choline chloride 0.3-0.6%, pure water 10-15%, dispersing agent 0.3-0.6%, nanoparticle 0.2-0.4%, algicide 0.04-0.06%, each component is blended, then add water to prepare 16%-20% aqueous solution. The atomized concentrate prepared by using glycerol, choline chloride, dispersing agent, nanoparticle and algicide can further improve the atomization shielding effect and increase the fine water mist particle suspension time, and it is also convenient for users to quickly configure the fine water mist infrared stealth solution.

The utility model discloses a raw material pretreatment device for germicidal algicide production, which belongs to the technical field of raw material pretreatment devices for germicidal algicide production, and adopts the technical scheme that the raw material pretreatment device comprises a germicidal algicide mixing device body, and the top of the germicidal algicide mixing device body is bolted with a water storage component; the top of the water storage assembly is in bolted connection with a filtering assembly; the filtering assembly comprises a water inlet hopper, an electric telescopic rod body is connected to the rear side of the water inlet hopper in a bolting mode, a connecting block is connected to the top of the electric telescopic rod body in a bolting mode, a top cover is connected to the front side of the connecting block in a bolting mode, and a servo motor body is connected to the top of the top cover in a bolting mode. The problems that a water source needs to be filtered, impurities in the water source are mostly intercepted through a filter screen and the like in existing filtering, the impurities can be adsorbed on the surface of the filter screen for a long time, and follow-up water source filtering is affected due to blockage are solved.

Described is a container, a cartridge, a kit and method for slow release of algaecide in swimming pools. The container includes—a hollow housing having a top portion with an internal cavity defining a sub-hollow space within the housing; an open bottom portion for filling the housing with the algaecide; and a lid for closing the open bottom portion of the housing. The cartridge includes a container having a top portion having an internal cavity defining a sub-hollow space within the housing, that sub-hollow space having a dissolving powderous compound. The cartridge further includes a dissolving algaecide composition cast inside the housing and covering the dissolving powderous compound. Described also is a method for the slow release of algaecide, and kits including the cartridge. Slow release of algaecide during an extended period with the cartridge is helpful in the maintenance of swimming pools, particularly during the wintering period.

The utility model belongs to the field of filtering devices, and particularly relates to a sterilization algicide liquid medicine multi-stage precision filtering device which comprises a tank body, supporting legs are fixedly connected to the lower end of the tank body, a supporting rod is fixedly connected to the upper end of the tank body, a guide hopper is fixedly connected to the upper end of the supporting rod, and a turnover mechanism is arranged on the tank body. A barrel is arranged on the turnover mechanism, a filter screen is fixedly connected to the interior of the barrel, and a cleaning mechanism is arranged on the barrel. The connecting plate drives the sliding rod to rotate, then the supporting shaft drives the barrel to rotate, the barrel can be turned over, then the filter screen is turned over, water enters through the guide hopper, the filter screen can be washed, and impurities attached to the filter screen are convenient to clean.

Harmful algal blooms (HABs) such as red tide blooms can be mitigated or controlled by applying a water-soluble algicidal unsaturated fatty acid salt or soap, or a methanol-free solution of an unsaturated algicidal fatty acid, to water containing a HAB concentration, wherein the salt, soap or solution reduces the HAB concentration.

The utility model relates to the technical field of stirrers, in particular to a sealing structure of an anti-overflow sterilization algicide stirrer, which comprises a stirring tank, the stirring tank comprises a main tank body and filler pipes, the filler pipes are uniformly arranged on one side of the main tank body from top to bottom, the filler pipes and the main tank body are integrally formed, and the main tank body is connected with the main tank body. A top cover is detachably installed on the upper end face of the main tank body, a sliding frame is installed on the top cover in a sliding mode, a driving assembly for driving the sliding frame to ascend and descend is further arranged on the top cover, and a sealing cover is fixedly installed at the lower end of the sliding frame. The top cover is fixedly installed on the stirring tank, then the movable frame and the stirring assembly are installed through the top cover, the height of the lower end sealing cover in the main tank body can be adjusted through the movable frame during use, and the purpose that the main tank body is used with different capacities is achieved; and through the arrangement of the stirring assembly, the sterilization and algicide in the main tank body can be stably stirred for use.

The invention relates to lawna quinone derivatives as well as preparation, sterilization and algae killing application thereof, in particular to 12 2-hydroxy-3-hydrocarbon thio (amine)-lawna quinone derivatives as well as preparation methods and application thereof in sterilization and algae killing. The invention relates to two kinds of 2-hydroxyl-3-hydrocarbon sulfenyl-lawsonone derivatives, which are generated by reacting 2-hydroxyl-1, 4-naphthoquinone with corresponding thiophenol, and a preparation method of the 2-hydroxyl-3-hydrocarbon sulfenyl-lawsonone derivative. 10 2-hydroxy-3-hydrocarbon amino-lawna quinone derivatives are subjected to 1, 4-naphthoquinone epoxidation to obtain 2, 3-epoxy-1, 4-naphthoquinone, and then the 2, 3-epoxy-1, 4-naphthoquinone reacts with different amines to generate the 2, 3-epoxy-1, 4-naphthoquinone derivative. The compounds can be used as bactericides for preventing and treating botrytis cinerea and valsa mali, or algicides for preventing and treating scenedesmus obliquus and microcystis aeruginosa.

The application (named: a class of diaminobenzoquinone derivatives, preparation and algaecidal purposes thereof) relates to 29 kinds of diaminobenzoquinone derivatives, a preparation method thereof, and an algaecidal purpose. 2-acetylamino-5-substituted amino-p-benzoquinone is prepared by oxidation and amination of 2-acetylamino-1,4-dimethoxybenzene; 2-benzyloxycarbonylamino-5-substituted amino-p-benzoquinone is prepared by benzyloxycarbonylation, oxidation and amination of 2-amino-1,4-dimethoxybenzene. The compounds can be used as algaecides to prevent and control cladophora and microcystis aeruginosa.

The invention provides a temperature intelligent response type hydrogel nano material as well as a preparation method and application thereof, and relates to the technical field of nano new material synthesis and environmental protection. The preparation method of the material comprises the following steps: mixing a load with a natural polysaccharide high polymer material, adding water, uniformly stirring, and standing to obtain a mixed solution; dissolving a boron-containing cross-linking agent in water to prepare a cross-linking agent solution, dropwise adding the cross-linking agent solution into the mixed solution, stirring, standing, washing and freeze-drying to obtain the temperature intelligent response type hydrogel nano material. According to the temperature response type hydrogel nano-material provided by the invention, the loaded host molecule is the algicide, and the nano-material can intelligently respond and release the algicide according to the temperature change difference, so that cyanobacterial bloom and algal toxin pollution are precisely treated, and efficient control and treatment of cyanobacterial bloom are realized; meanwhile, the influence of the algicide on other water organisms is reduced, the dosage of the algicide is reduced, the implementation cost is reduced, and a new way is provided for solving the ecological problem of cyanobacterial bloom.