50 results about "Anticaking agent" patented technology

The invention provides an anti-blocking agent composition for a fully water-soluble fertilizer. The anti-blocking agent composition comprises the following raw materials in parts by weight: 20-80 parts of a surfactant, 1-10 parts of an inorganic active separant, 1-5 parts of an organic nutritional agent and 1-5 parts of an inorganic nutritional agent. The invention also provides an application of the anti-blocking agent composition in preparation of a fully water-soluble fertilizer, and also provides the fully water-soluble fertilizer. The anti-blocking agent composition has the advantages that through the synergistic effect of the surfactant and the inorganic active separant, the anti-blocking performance of the anti-blocking agent composition is remarkably improved; meanwhile, the addition of the organic nutritional agent and the inorganic nutritional agent in the composition does not influence the water solubility of the fully water-soluble fertilizer and can also supplement nutrition; therefore, the composition provided by the invention can effectively solve the caking problem of the fully water-soluble fertilizer, is adaptive to diversified fertilization scenes, and has good practical application value.

The invention relates to the technical field of fertilizer preparation, and particularly discloses a biological organic fertilizer rich in deep sea enzymolysis fish protein and a preparation method of the biological organic fertilizer. The biological organic fertilizer is prepared from the following components in parts by weight: 35 to 45 parts of organic fertilizer (containing deep sea enzymolysis fish protein, tobacco powder, meat powder and bone meal), 6 to 15 parts of compound microorganism (such as bacillus licheniformis and the like), 5 to 10 parts of medium element fertilizer, 1 to 2 parts of trace element fertilizer, 0.1 to 1 part of xanthan gum and sulfur suspension, 30 to 35 parts of outer layer fertilizer (containing humic acid, urea and the like) and 0.1 to 0.5 part of anti-blocking agent. The preparation method comprises the following steps: separately fermenting microorganisms to prepare bacterial powder; mixing, crushing and granulating the raw materials to form master batches; spraying xanthan gum and sulfur suspension on the surface of the master batch to form a film; spraying the outer-layer fertilizer slurry for several times; and finally, an anti-blocking agent is sprayed, and air drying is conducted. The deep sea enzymolysis fish protein is taken as a core, the balance of quick-acting fertilizer efficiency and slow release is realized, the soil structure can be improved, the crop growth is promoted, the stress resistance and the fertilizer utilization rate are improved, the soil-borne diseases are inhibited, and the method has the advantages of high efficiency, environment friendliness, economy, practicability and the like.

The invention discloses a modified degradable polyester-based potash fertilizer anti-blocking agent and a preparation method thereof, and belongs to the technical field of anti-blocking agents, the modified degradable polyester-based potash fertilizer anti-blocking agent comprises the following raw materials by weight: 40-50 parts of modified degradable polyester, 25-35 parts of fly ash, 15-25 parts of silicon dioxide, and 8-12 parts of graphite phase carbon nitride nanosheets; wherein the modified degradable polyester is prepared by carrying out amidation reaction on low-viscosity degradable polyester with the polymerization degree of 10 to 20, monoamino polyhedral oligomeric silsesquioxane and amino silicon oil; according to the invention, monoamino polyhedral oligomeric silsesquioxane and amino silicon oil are utilized to cooperate with low-viscosity degradable polyester, so that the prepared modified degradable polyester has the functions of steric hindrance barrier and lubrication slip, and then interacts with physical isolation formed by fly ash, silicon dioxide and graphite-phase carbon nitride nanosheets; the prepared anti-blocking agent not only is low in cost, but also is excellent in anti-blocking effect and has wide market value.

The utility model discloses a modified plastic particle vibration sorting device which comprises a sorting box and a modified plastic particle processing box, a vibration sorting screen is arranged on the sorting box, the modified plastic particle processing box is located above the sorting box, a top plate is fixedly connected to the upper portion of the modified plastic particle processing box, and a vibration sorting screen is arranged on the top plate. A feeding hole communicated with the modified plastic particle treatment box is formed in the top plate; the device further comprises an anti-blocking agent adding unit; the anti-blocking agent adding unit comprises a feeding hopper penetrating through the top plate, a connecting plate is fixedly connected to the outer wall of the feeding hopper, and a feeding cylinder with the upper portion and the lower portion open is arranged on the upper portion of the connecting plate in a sliding mode. The utility model belongs to the technical field of screening devices, and effectively solves the problem that when a modified plastic particle vibration sorting device is used, the screening effect is easily influenced due to caking of raw materials.

The invention provides a monosilicic acid composite silicon fertilizer capable of preventing diseases and insect pests and a preparation method of the monosilicic acid composite silicon fertilizer. The composite silicon fertilizer comprises the following components in percentage by weight: 20-40% of a silicon monosilicate fertilizer, 0.5-5% of an anti-blocking agent, 2-10% of a synergist, 0.5-5% of a slow release agent, 1-5% of a functional aid and 50-70% of water, wherein the weight percentage of the components is 100%. The composite silicon fertilizer prepared by the invention is applied to growth of wheat and Chinese rose, can prevent diseases and insect pests, improve self resistance, further reduce invasion of germs, reduce diseased leaf rate, enhance absorption of crops or plant root systems to nutritional ingredients, improve resistance, support performance and stability, and is more beneficial to environment adaptation and healthy growth.

This application discloses a glutinous rice lime-based dry powder wall material and its preparation method. The wall material includes: hydrated lime; a modified glutinous rice adhesive powder system composed of α-pregelatinized glutinous rice starch and highly active metakaolin; and diatomaceous earth-supported glycosyl microparticles as a retarder and anti-caking agent. The preparation method includes: separately preparing the modified glutinous rice adhesive powder system and the diatomaceous earth-supported glycosyl microparticles, and then dry mixing the components. This application solves the technical problems of complex preparation, unstable storage, and poor durability of traditional glutinous rice lime slurry by loading hygroscopic glycosyl components into the micropores of diatomaceous earth and constructing an organic-inorganic dual-curing network, thus achieving industrialized production, convenient construction, long storage period, and good durability of the material.

The invention relates to the field of material science and engineering, and particularly discloses an anti-caking potassium nitrate production method which comprises the following steps: taking high-purity potassium nitrate crystals as a base material, selecting lauryl sodium sulfate as an anti-caking agent, and adding 10-100g of sodium dodecyl sulfate into each ton of base material; the production method comprises the following steps: dissolving lauryl sodium sulfate in pure water to prepare a transparent modified solution; uniformly wetting the surface of the crystal with the modification liquid by adopting a layer-paving spraying method; drying the wet material in a non-closed heating environment in which a moisture removal channel is reserved, and inducing the formation of a stable hydrophobic membrane on the surface; and finally, carrying out secondary mechanical mixing and granulating to obtain a finished product. According to the invention, through liquid-phase trace coating and a specific temperature control and moisture removal process, the hygroscopicity and caking tendency of the crystal are remarkably reduced while the water insoluble substance and clarity of the product are ensured to completely meet the analytic purity standard, and the problems of turbid solution, excessive introduction of organic impurities and damaged purity caused by the traditional physical anti-caking technology are effectively solved.

This invention relates to an anti-caking agent for potassium chloride granules, its preparation method, and its application. The anti-caking agent comprises organically modified montmorillonite and hydrophobic silica. The organically modified montmorillonite is prepared by modifying montmorillonite with a composite coupling agent composed of bis-(3-(triethoxysilane)propyl)-tetrasulfide, isopropyl triisostearoyl titanate, and heptadecafluorodecyltrimethoxysilane. This modification significantly improves the hydrophobicity of montmorillonite and optimizes its interlayer spacing, thereby enhancing the hydrophobic properties of the anti-caking agent and strengthening its anti-caking effect. When the organically modified montmorillonite and hydrophobic silica are used simultaneously in the anti-caking agent, a hydrophobic film can be formed on the surface of the potassium chloride granules, synergistically reducing the hygroscopicity of the potassium chloride granules, improving their chemical stability, ensuring good dispersibility during storage and transportation, and preventing caking.

Methods of obtaining aggregates and / or pulverulent mineral material from a starting material comprising hardened mineral binder and aggregates utilizing process auxiliaries selected from the group consisting of polycarboxylate ethers and / or esters (PCE), glycols, organic amines, especially alkanolamines, ammonium salts of organic amines with carboxylic acids, surfactants, especially nonionic surfactants, gemini surfactants, calcium stearate, alkoxylated phosphonic or phosphoric esters, propane-1,3-diol, carboxylic acids, sulfonated amino alcohols, boric acid, salts of boric acid, borax, salts of phosphoric acid, gluconate, iron sulfate, tin sulfate, antimony salts, alkali metal salts, alkaline earth metal salts, lignosulfonates, glycerol, melamine, melamine sulfonates, water absorbents in the form of a superabsorbent polymer or in the form of a sheet silicate, anticaking agents, sugars, sugar acids, sugar alcohols, phosphates, phosphonates, and mixtures thereof.

The present invention relates to a stable curcumin composition for prevention improvement and maintenance of arthritis more particularly to osteoarthritis. The stable curcumin composition is comprised of curcuminoids either alone or along with at least one pharmaceutically and / or nutraceutically accepted excipient to form the stable curcumin compositions having enhancement in absorption and bioavailability. The composition is safe for consumption, possess enhanced stability and bioavailability due to selective percentage of amorphous and crystalline polymorphic form of curcumin along with selective excipient such as pH modifier and / or stabilizer and optionally hydrophilic carrier, antioxidant, diluents, anticaking agent, emulsifier, fat and surfactant which result in improvement of symptoms of arthritis and associated conditions, when administered to subjects, in need thereof.

The invention relates to the technical field of foliar fertilizers, and discloses a foliar fertilizer based on plant SOD cultivation and a preparation method and application thereof.The foliar fertilizer is prepared from, by mass, 8-20% of natural mineral powder, 8-12% of seaweed extract, 2-6% of traditional Chinese medicine extract, 10-16% of plant extract, 1-3% of rooting agent, 1-3% of anti-continuous cropping agent, 1-3% of anti-blocking agent and the balance carbamide; the leaf fertilizer provided by the invention can improve enzyme activity units in different crops by 3-100 times or more, and can improve the quality and increase the yield of the crops by 5-8%. The SOD supplemented in the growth period of crops can enter cells in the fruits, can be stored in the plant fruits as a storage, can be conveniently absorbed by a human body, and greatly improves the content of SOD (superoxide dismutase) in the crop fruits and vegetables.

The invention discloses an anti-caking control method and system for hot regeneration of foundry waste sand, relates to the technical field of foundry, and realizes accurate control of an anti-caking process by constructing a set of closed-loop control system integrating real-time feedback and multi-technology collaboration. Sand melting and bonding caused by local overheating in the regeneration process are effectively restrained, the particle uniformity and the overall quality of final regenerated sand are improved, and it is ensured that the performance of the final regenerated sand meets the requirements of follow-up casting production. Various technical means such as bio-based anti-blocking agent adding and infrared real-time monitoring are organically combined, through linkage control driven by data flow, all technical links are enhanced mutually, and a synergistic gain effect is generated. The targeted accurate intervention avoids the global excessive treatment of the traditional method, reduces the consumption of heat energy and an anti-blocking agent, and improves the resource utilization efficiency.

The utility model discloses an anti-blocking agent adding device. The anti-blocking agent adding device comprises a base, a rotary assembly, a driving mechanism and an anti-blocking agent atomizing assembly, the rotary assembly is rotationally installed on the base along the axis in the horizontal direction, the rotary assembly is provided with a rotary part rotating in the axis direction of the rotary assembly, and the rotary part is used for containing materials; the driving mechanism is connected with the rotary assembly, and the driving mechanism is used for driving the rotary assembly to rotate so that the rotary part can incline downwards in the material flowing direction during discharging; the anti-blocking agent atomization assembly is arranged on the base, and part of the anti-blocking agent atomization assembly extends into the rotating part and is used for spraying an anti-blocking agent into the rotating part. The diammonium phosphate particles can be rapidly discharged, and the production efficiency is improved.

The invention discloses a compound fertilizer anti-blocking agent and a preparation method thereof. The compound fertilizer anti-blocking agent is prepared from the following raw materials in parts by weight: modified montmorillonite, nano silicon dioxide and a coalescing agent, a preparation method of the modified montmorillonite comprises the following steps: (1) preparing a modifier: adding N-(3-aminopropyl)-1, 4-butanediamine and octenyl succinic anhydride into a solvent, and heating for reaction to obtain the modifier; (2) adding montmorillonite into water, adding oxalic acid, stirring at room temperature, filtering, washing and drying to obtain pretreated montmorillonite; and (3) adding the montmorillonite pretreated in the step (2) into water, adding a modifier, stirring, and drying to obtain the modified montmorillonite. The compound fertilizer anti-caking agent can effectively prevent fertilizer particles from caking, also can inhibit hygroscopicity, and avoids negative effects on nutrient content and environment, so that the urgent demand of modern agriculture on efficient and environment-friendly fertilizers is met.

This invention belongs to the field of pesticide technology and discloses a synergistic ant-killing powder based on traditional Chinese medicine extracts. This powder uses aminated modified biochar as a bifunctional carrier, loading a complex of active ingredients including triptolide and rotenone. It addresses the problems of short duration of action and poor targeting of existing plant-derived ant killers through an electrostatic adsorption-slow-release synergistic mechanism. Its components include 65%–85% aminated modified biochar, 3%–8% triptolide, 2%–6% rotenone, 5%–15% flow aid, and 1%–3% anti-caking agent. The carrier is prepared from agricultural waste through oxygen-limited pyrolysis and silane grafting, possessing a high specific surface area and controllable pore size, which can stably anchor the active ingredients and trigger release in the alkaline microenvironment of ants. This ant-killing powder extends the duration of action, improves efficacy utilization, and has low toxicity to non-target organisms, making it suitable for green pest control in various scenarios.

A photocurable composition can comprise a polymerizable material, an anti-blocking agent, and a photoinitiator, wherein the polymerizable material can consist essentially of at least one multi-functional aromatic vinyl monomer; the anti-blocking agent may have a structure of formula (1) or formula (2):wherein m is 8-15, n is 7-15, o is 8-20; X is aryl or CH2, and R1 is H or C1-C10-alkyl; and a viscosity of the photocurable composition is not greater than 50 mPa·s at 23° C. The photocurable composition can have a low contact angle to a silicon substrate of not greater than 25 degrees; and a low release force may be required to remove a superstrate after subjecting the photocurable composition to photo-curing.

The invention discloses an anti-blocking agent for a water-soluble fertilizer and a preparation method of the anti-blocking agent. The anti-blocking agent is prepared from the following raw materials in parts by weight: 60-80 parts of nanoscale silicon dioxide, 20-30 parts of sodium metasilicate pentahydrate and 2-7 parts of micron-sized silicon dioxide. The particle size of the nanoscale silicon dioxide is 5-20 nm, and the specific surface area of the nanoscale silicon dioxide is 200-300 m / g; the particle size of the sodium metasilicate pentahydrate is 50-100 microns; the particle size of the micron-sized silicon dioxide is 5-15 microns, and the specific surface area of the micron-sized silicon dioxide is 150-200 m / g. The water-soluble fertilizer inorganic anti-blocking agent has the advantage of good preparation effect, and solves the problems that in the preparation process of an existing water-soluble fertilizer inorganic anti-blocking agent, various inorganic raw materials are inconvenient to uniformly mix, all components in the anti-blocking agent are not uniformly distributed, a local area is easily lack of a moisture absorption inhibition and isolation layer, the overall anti-blocking efficiency is reduced, and even if a sufficient amount of the anti-blocking agent is added, the anti-blocking effect is poor. And the problem of obvious caking still may occur.

The invention discloses a betaine-containing fertilizer for reducing fruit cracking and preventing late spring coldness, and belongs to the technical field of fertilizers, the fertilizer is prepared according to the following steps: preparing an anti-blocking agent, preparing composite betaine, and mixing; the preparation of the anti-blocking agent comprises the following steps: mixing silicon dioxide and water, stirring at room temperature, adding hexadecyl trimethyl ammonium bromide, stirring, adding lauryl sodium sulfate, stirring, centrifuging, taking precipitate, and drying; in the step of mixing, betaine, betaine phosphate, free amino acid, inorganic calcium, EDTA chelated calcium, a boron source, an anti-blocking agent and composite betaine are uniformly mixed and dried. The fertilizer disclosed by the invention has good effects of reducing fruit cracking and preventing late spring coldness, is high in anti-caking capability, still has excellent anti-caking capability at a relatively high storage temperature, does not need to be granulated and enveloped during preparation, is low in requirements on raw materials, and does not generate precipitates after being dissolved.

The application provides a silicone-based long-acting anti-caking agent for hymexazol soluble powder and a preparation method thereof, and belongs to the technical field of hymexazol soluble powder; the preparation method comprises an epoxy-modified organosiloxane mixing step; in the epoxy-modified organosiloxane step, phenyltriethoxysilane, dimethyldiethoxysilane and 3-glycidyl ether oxypropyl triethoxysilane are mixed, and then deionized water and a hydrochloric acid solution are added; after uniform stirring, hydrolysis polycondensation is carried out at 50-80 DEG C for 2-4 h; condensation is carried out at 120-140 DEG C and under reduced pressure of-0.08 to-0.09 MPa for 1-2 h; after cooling and sieving, the obtained white powder is the epoxy-modified organosiloxane; the anti-caking agent prepared by the application has good anti-caking performance, high suspensibility and excellent fluidity.

The present invention belongs to the technical field of fertilizer mixing, and in particular relates to a fertilizer anti-caking agent stirring device, comprising a hollow base, a stirring barrel provided above the hollow base, a breaking box provided above the stirring barrel, an upper surface of the hollow base fixedly connected to a U-shaped bracket, an upper surface of the U-shaped bracket being installed with a support block, an upper surface of the support block being fixedly connected to an agglomerating agent storage box, and a stirring assembly provided on the surface of the stirring barrel; when agglomerated fertilizer is accumulated inside the breaking box, the second crushing roller and the first crushing roller are automatically rotated to squeeze and crush the agglomerated fertilizer, and after the agglomerated fertilizer is crushed and falls into the interior of the stirring barrel, the first crushing roller and the second crushing roller automatically stop rotating, which is conducive to automatically adding the anti-caking agent into the stirring barrel during the process of adding fertilizer into the stirring barrel, and automatically mixing and stirring the fertilizer and the anti-caking agent evenly.

The invention belongs to the technical field of organic fertilizers, and particularly relates to a compound fertilizer for promoting flower growth and a preparation method thereof. The compound fertilizer for promoting flower growth comprises the following components: an organic matter, a nitrogen fertilizer, a phosphate fertilizer, a synergist and an anti-caking agent, the overall caking rate is low, after the compound fertilizer is compounded with an organic fertilizer, fertilization is performed in the flower growth period, sufficient nitrogen supply promotes functional leaf extension and chlorophyll synthesis, the photosynthetic efficiency is improved, and a continuous assimilation substance source is provided for underground rhizomes and overground branches. The plant is more robust, and the commodity character is obviously improved.

In order to keep anticaking agent-related dead times of a slicing machine as low as possible, excess anticaking agent suspended in the air is sucked off by a suction unit so that as little as possible is deposited on parts of the machine which subsequently have to be cleaned frequently, and / or instead of a single reservoir, several different reservoirs are used, which are switchable in their connection to a spray opening to be supplied, whereby it is easy to switch from an empty to a full reservoir, while the change or refilling of the emptied reservoir can be carried out without dead time during a cutting operation.

The invention provides a continuous crystallization and centrifugation integrated production process for phosphorous acid, which relates to the technical field of phosphorous acid and comprises the following steps: conveying a solid phosphorous acid raw material to a dissolving tank with a stirring function for dissolving and filtering, and pumping into a crystallization system; concentrating the saturated solution to produce crystal grains; putting the solution with the crystal grains into separation and concentration equipment for centrifugation; discharging the collected crystals; the separated mother liquor enters a film evaporation sleeve to be concentrated; according to the method, the centrifugal mechanism at the top end is controlled by single power equipment to perform centrifugal treatment on the solution with crystal grains, so that the crystals and the mother liquor are separated, and the separated mother liquor part is directly subjected to thin film evaporation treatment through the evaporation mechanism; in the process, the lifting process of the film evaporation sleeve is also realized through the power equipment and the transmission mechanism at the bottom, so that the evaporation process of the mother liquor is more efficient.

The application discloses a preparation method of an organic silicon soil conditioner and a hardening prevention treatment device. The hardening prevention treatment device comprises a rack, a roller mechanism, a feeding mechanism, a hardening prevention liquid spraying mechanism and a hardening prevention agent spraying mechanism. The roller mechanism comprises an outer spiral plate, an inner spiral plate, a sealing plate, a ring plate, a fixed circular plate, an intermittent discharging cylinder and a guide arc plate. The feeding mechanism comprises a feeding cylinder, a feeding shaft, a spiral blade, a first rotary driving device and a second rotary driving device. The organic silicon soil conditioner particles are sprayed with the hardening prevention liquid through a liquid spraying head and sprayed with the hardening prevention agent through a powder spraying head. The organic silicon soil conditioner particles are discharged under the movement of the inner spiral plate and the outer spiral plate, and meanwhile, the hardening prevention liquid and the hardening prevention agent can be more uniformly distributed on the surface of the organic silicon soil conditioner particles to form a double-layer protection. The automatic feeding and discharging, the automatic hardening prevention treatment and the automatic discharging of the organic silicon soil conditioner particles can be realized.

A fire retardant cellulose insulation material with enhanced smoldering performance and method for making such a material are provided. A method of making a fire retardant cellulose insulation product includes preparing a mixture of MgO and one or more magnesium salts; preparing a cured mixture by curing the mixture for at least 12 hours; preparing a limited hygroscopicity mixture by adding anticaking agents and additives to the cured mixture and grinding the resulting mixture into fine particles; and adding the limited hygroscopicity mixture to cellulosic fibers to form the fire retardant cellulose insulation product.

The invention discloses a modified talcum powder fertilizer anti-blocking agent and a preparation method thereof, and relates to the technical field of fertilizers. According to the invention, 4, 4 '-diaminodicyclohexylmethane and palmitic acid are subjected to an amidation reaction to obtain a talcum powder modifier, and the talcum powder modifier is used as a fertilizer anti-blocking agent after being used for modifying talcum powder. Through the synergistic effect of multiple mechanisms, the limitation that traditional talcum powder is insufficient in hydrophobicity and single in anti-caking mechanism is broken through, the anti-caking effect is effectively improved, meanwhile, the anti-caking agent has low cost and environmental friendliness, and the anti-caking agent is suitable for improving the anti-caking performance of the compound fertilizer.

The invention belongs to the technical field of anti-blocking, and particularly relates to a bio-based anti-blocking agent as well as a preparation method and application thereof. The preparation method comprises the following specific steps: S1, chitosan modification: weighing chitosan, dissolving the chitosan in an acetic acid solution with the concentration of 1%, adding acetic anhydride, continuously reacting in a constant-temperature water bath environment of 50 DEG C for 4 hours, and sequentially performing dialysis treatment and freeze drying to obtain modified chitosan; s2, preparation of a composite emulsion: adding the modified chitosan and mixed wax into a reaction container according to a mass ratio of 1: (2-3), heating at 70 DEG C to obtain a mixture, adding 5wt% of an emulsifier, homogenizing, emulsifying, and cooling to 40 DEG C to obtain the composite emulsion. The caking agent provided by the invention has the characteristics of degradability and excellent adhesion performance.

The utility model provides an anti-caking device for baking soda production, which comprises a material storage barrel, a crushing roller group, a feeding roller group, a feeding roller group, a feeding roller group, a feeding roller group, a feeding roller group and an anti-caking device, and is characterized in that the bottom of the material storage barrel is provided with a feeding opening; a feeding cavity, a screening cavity and a coarse material cavity are formed in the cooling screening barrel, the feeding cavity is communicated with the discharging opening, a spiral feeding rod transversely penetrates through the feeding cavity, the screening cavity and the coarse material cavity, a roller screen arranged outside the spiral feeding rod in a sleeving mode is arranged in the screening cavity, and a feeding hopper is arranged in the roller screen. A fine material outlet is formed in the bottom of the screening cavity, a coarse material outlet is formed in the bottom of the coarse material cavity, the spiral feeding rod is provided with an axial cold air channel, and a plurality of cold air holes are formed in the portion, located in the screening cavity, of the spiral feeding rod. One side of the top of the stirring barrel is communicated with the fine material outlet, an anti-blocking agent adding opening is formed in the other side of the top of the stirring barrel, stirring blades are arranged in the stirring barrel, and a finished product outlet is formed in one side of the bottom of the stirring barrel. According to the anti-caking device for baking soda production, the crushing and screening effects can be effectively improved, and the condition of product caking can be further reduced.

The utility model relates to the technical field of chemical fertilizer anti-blocking agents, and discloses a chemical fertilizer anti-blocking agent stirring device which comprises a stirring barrel, an upper cover covers the upper portion of the stirring barrel, a first rotating column is installed in the upper cover, and a protection plate is fixedly connected to the lower portion of the upper cover. The outer part of the upper end of the first rotating column is fixedly connected with a spiral blade; a first rotating column drives a second rotating column to rotate, a gear set and a gear are controlled to perform meshing movement, namely, the second rotating column can perform rotary treatment, meanwhile, when the second rotating column rotates, the second rotating column drives a second stirring rod to rotate, and when the second stirring rod rotates, a chemical fertilizer anti-blocking agent can be driven to stir in the horizontal and vertical directions; meanwhile, the first stirring rod drives the chemical fertilizer anti-blocking agent to move in the horizontal direction, so that the mixing efficiency of the chemical fertilizer anti-blocking agent is improved, and the situation that the chemical fertilizer anti-blocking agent is accumulated at the lower end in the stirring barrel to affect the stirring effect is avoided.

The application relates to the technical field of insulating coating preparation.The insulating epoxy powder coating is prepared from an epoxy resin, a phenolic epoxy resin, a modified curing agent, a curing accelerator, a leveling agent, a degassing agent, polyvinylidene, a filler, a pigment, a flow aid, an anti-caking agent and a nano carbon tube; wherein the modified curing agent is prepared from dicyandiamide, dodecyl glycidyl ether, triethylamine, diaminodiphenyl sulfone and concentrated hydrochloric acid.The epoxy resin is matched with the phenolic epoxy resin, the overall functionality is improved, the crosslinking density after film formation of the curing agent is high, the chemical resistance and the insulating voltage resistance are excellent, the epoxy curing agent is prepared through a chemical modification method, active groups are introduced to replace the amino groups of dicyandiamide, the reaction activity is moderate, the solubility with the epoxy resin is good, the reaction temperature can be obviously reduced, and the surface smoothness of the coating film is improved.