13 results about "Tripotassium phosphate" patented technology

The invention provides a powdery mildew prevention and treatment agent formula optimization method, and belongs to the technical field of computational chemistry, the powdery mildew prevention and treatment agent formula optimization method comprises the following steps: firstly, constructing performance vectors containing 11 parameters such as tripotassium phosphate concentration, fatty acid concentration and the like, and establishing an experimental database; then collecting training data and carrying out standardization processing; constructing a deep neural network model based on an attention mechanism, wherein the deep neural network model comprises multiple attention layers and three hidden layers; and finally, through experimental verification and iterative optimization, precise regulation and control of a medicament formula are realized. According to the method, a systematic optimization strategy is adopted, intelligence and automation of the formula optimization process are achieved, and the technical problem that in the prior art, automatic optimization and precise regulation and control of a powdery mildew prevention and treatment agent formula cannot be achieved is solved.

The invention relates to the technical field of agricultural fertilizers, in particular to a macroelement water-soluble fertilizer for improving soil and a preparation method of the macroelement water-soluble fertilizer. Tripotassium phosphate, monopotassium phosphate, disodium octoborate tetrahydrate, zinc sulfate monohydrate, microelements and a soil conditioner are compounded to obtain the macroelement water-soluble fertilizer capable of promoting plant growth and improving soil quality. The macroelement water-soluble fertilizer also has a soil loosening function; in the soil conditioner A, the porous structure of the coal gangue can provide a relatively stable living environment for the microorganism sporosarcina pasteurii while increasing the total porosity of the soil and playing a synergistic effect with the sporosarcina pasteurii and the polyvinyl alcohol, and a plant growth regulator secreted by the sporosarcina pasteurii is adsorbed and slowly released; leaching of nutrients is avoided; the soil conditioner B effectively exerts the synergistic remediation effect of the calcium conditioner, the sodium alginate and the humic acid on the soil, the slow release time of the humic acid is prolonged, soil hardening is improved, and the soil conditioner has a wide application prospect.

The application relates to the technical field of adhesion agents, and discloses a preparation method of an environment-friendly adhesion agent for aluminum alloy, which comprises the following steps: adding water, potassium hydroxide, sodium chloride, sodium gluconate, anhydrous tripotassium phosphate, polyether DF-20, 8-hydroxyquinolyl polycarboxylic acid adhesion agent, sulfosuccinate and sodium isooctyl alcohol sulfate into a reaction kettle and stirring uniformly to obtain the environment-friendly adhesion agent for aluminum alloy. The 8-hydroxyquinolyl group contained in the 8-hydroxyquinolyl polycarboxylic acid adhesion agent can interact with the surface of the aluminum alloy or the tinplate through coordination, and meanwhile, the carboxyl contained in the polycarboxylic acid adhesion agent can interact with the carboxyl and other groups in the water-based acrylic resin emulsion through hydrogen bonding, so that the polycarboxylic acid adhesion agent plays a bridging role between the aluminum alloy and the acrylic resin paint film, the adhesion and the bonding performance between the acrylic resin paint film and the base material are enhanced, and better adhesion grade and greater T-peeling strength are achieved.

The present invention discloses a slow-release fertilizer, which comprises: (1) fly ash, (2) dipotassium hydrogen phosphate and / or potassium dihydrogen phosphate and / or tripotassium phosphate, and (3) an inorganic base. The slow-release fertilizer is prepared by mixing fly ash, dipotassium hydrogen phosphate and / or potassium dihydrogen phosphate and / or tripotassium phosphate and the inorganic base, calcining at 550-850°C, adding water after cooling, and crystallizing under pressure at a temperature of 110-160°C. The prepared fertilizer P and K nutrient elements are loaded in a porous, high-specific-surface-area microporous molecular sieve, with a high loading amount, slowly released through the environment, and having a long-lasting fertilizer effect. The molecular sieve material has a high specific surface area and cation exchange capacity, and in the presence of Cd 2+ ions, Cr 6+ When used in soil environments with highly toxic heavy metal ions such as ions, it can effectively adsorb heavy metal ions in the environment, control their entry into crops, and protect food health.

The invention discloses a star-shaped block copolymer for low-rank coal slurry and a preparation method thereof. The method comprises the following steps: uniformly mixing tripotassium phosphate, 1-butyl mercaptan, carbon disulfide and acetone, heating the mixture to room temperature and keeping the temperature, adding 1,3,5-tri(bromomethyl)benzene at 5 to 0°C, stirring the mixture, heating the mixture to room temperature and keeping the temperature, separating the product to obtain an intermediate product I; subjecting the intermediate product I, an initiator, styrene and dioxane to a RAFT controlled radical polymerization reaction under vacuum, and then removing unreacted monomers to obtain M n =10000-20000 intermediate product II; the intermediate product II, initiator, methoxy polyethylene glycol acrylate and dioxane are subjected to RAFT controlled radical polymerization under vacuum, and then the unreacted monomer is removed to obtain M n = Star-shaped block copolymer with a molecular weight of 20,000 to 40,000.

Disclosed in the present invention are a cleaning and snow removal system for a solar module, and an eco-friendly composition, the system comprising, as a cleaning solution, an oxygen-generating composition composed of potassium superoxide (KO2), perfluorodecalin (C10F18), sodium percarbonate (2Na2CO3·3H2O2) and hydrogen peroxide (H2O2), wherein the amount of perfluorodecalin (C10F18) is 0.5-10 wt% on the basis of the total weight of the oxygen-generating composition, and the system comprising, as a snow removal solution, 2-10 wt% of potassium formate, 2-10 wt% of potassium acetate, 0.5-2 wt% of urea, 3-15 wt% of propylene glycol, 0.01-0.02 wt% of potassium hydroxide, 0.2-0.5 wt% of sodium metasilicate and 0.15-2.0 wt% of tripotassium phosphate.

The invention discloses a method for recovering trisodium phosphate, tripotassium phosphate, iron oxide red and graphite from iron phosphate slag, which comprises the following steps: step 1, pulping: putting the iron phosphate slag into pulping equipment, adding a proper amount of deionized water, and starting the equipment for pulping, so that the iron phosphate slag is fully dispersed to form a uniform pasty material; the pulping aims to increase the contact area between the iron phosphate slag and a subsequent reagent and improve the efficiency of a subsequent reaction; step 2, stirring and leaching: transferring a slurry material obtained by pulping into a stirring and leaching reaction kettle, adding 32% of liquid caustic soda into the reaction kettle according to a proportion of 20%, then starting a stirring device, and controlling the temperature in the reaction kettle to be 25-40 DEG C and the stirring and leaching time to be 30-60 minutes, so that the liquid caustic soda fully reacts with components in the iron phosphate slag; the method has the advantages that various valuable components in the iron phosphate slag are efficiently recycled, and the method is high in resource utilization rate, environmentally friendly, low in cost and the like.

A method for producing polyolefin resin foam particles that enables a high foaming ratio and suppresses the formation of excessive foam using talc, and polyolefin resin foam particles containing talc that exhibit a high foaming ratio and suppress the formation of excessive foam are provided. The above manufacturing method involves releasing polyolefin resin particles containing carbon dioxide, which are dispersed in an aqueous medium within a sealed container, from the sealed container under a pressure lower than the pressure inside the container to cause foaming. The polyolefin resin particles contain one or more compounds A selected from the group consisting of magnesium nitrate, tripotassium phosphate, trisodium phosphate, potassium carbonate, and calcium nitrate, and talc. The amounts of talc and compound A added are adjusted within a predetermined range. The polyolefin resin foam particles have an average bubble diameter of 20 μm or more and 200 μm or less, and contain a polyolefin resin, one or more compounds A selected from magnesium nitrate, tripotassium phosphate, trisodium phosphate, potassium carbonate, and calcium nitrate, and talc, and the content of talc and compound A is adjusted to a predetermined range.

The invention discloses a plant refreshing / cleaning agent for cleaning dust and harmful attachments on the surfaces of plants. The invention is characterized in that the raw materials comprise the following components in parts by weight: 3-8 parts of leucine, 4-10 parts of hexadecyl trimethyl ammonium bromide, 4-8 parts of potassium tripolyphosphate, 2-8 parts of detergent LS, 2-8 parts of cocamidopropyl betaine, 0.1-0.5 part of methylisothiazolinone, and the balance of softened water, totaling 100 parts. The plant leaf brightening agent can clean dust and dirt on the surfaces of plants, enables the plants to recover freshness and brightness, can completely replace the existing leaf brightening agent in the market within the recommended use concentration like the plants which just grow out, and overcomes the defects of environmental pollution, pungent smell and the like caused by the fact that the leaf brightening agent contains organic solvents. In addition, the agent has the effects of washing off and drowning harmful pathogenic bacteria, such as leaf spot pathogenic bacteria and gray mold pathogenic bacteria, attached to the surfaces of plants and various pests, and has non-toxic and harmless removal value in the aspect of preventing and treating plant diseases and insect pests. The agent adopts plant-friendly raw materials and is basically harmless to plants, and degraded small molecules are rich in nitrogen, phosphorus, potassium and other elements and have fertilizer efficiency on the plants. The agent has a wide application prospect in the processes of selling, leasing, landscaping, courtyard maintenance and the like by merchants of ornamental plants.

The invention relates to a method for activating alkaline oxygen furnace (BOF) steel slag minerals, which comprises the step of adding an activating agent into the alkaline oxygen furnace (BOF) steel slag minerals, wherein the activator is a phosphate compound selected from the group consisting of potassium dihydrogen phosphate, sodium dihydrogen phosphate, ammonium dihydrogen phosphate, dipotassium hydrogen phosphate, disodium hydrogen phosphate, diammonium hydrogen phosphate, tripotassium phosphate, trisodium phosphate, triammonium phosphate, or a combination thereof. The invention also relates to a premix kit containing the activated BOF steel slag mineral, and a building material based on the activated BOF steel slag mineral.

The present invention relates to a chemical etching solution for chemically etching a titanium-based material, said solution comprising:-26 to 39 wt% hydrogen peroxide; from 1% by weight to 6% by weight of tripotassium phosphate (K3PO4); 0.015 wt% to 0.2 wt% of a compound selected from the group consisting of diethylenetriaminepenta (methylenephosphonic acid) (DTPMP), aminotris (methylenephosphonic acid) (ATMP), and mixtures thereof; -water wherein the pH of the solution is from 6.5 to 8.6, expressed in weight percent with respect to the weight of the chemical etching solution. The invention also relates to a method for chemically etching a titanium-based material layer on a microelectronic device by means of an etching solution and to a method for producing an etching solution.

The present invention relates to the field of food technology, and in particular to a cheese stick that can be stored at room temperature and a preparation method thereof. The raw materials of the cheese stick include 10-15 wt% of cream cheese; the raw materials also include compound phosphate; the mass ratio of the compound phosphate to the cream cheese is 1.4-2.3:10-15; the compound phosphate includes tricalcium phosphate, sodium hexametaphosphate, dipotassium hydrogen phosphate, tripotassium phosphate and sodium citrate with a mass ratio of 0.5-0.8:0.1-0.2:0.3-0.5:0.2-0.4:0.3-0.4. The cheese stick provided by the present invention, through the adjustment of the raw material formula and the preparation process, the sodium content of the obtained product is ≤220 mg / 100 g, the protein content is ≥8.5 g / 100 g, the product is fresh, Q-bullet, and at the same time, the texture of the product is stable during room temperature storage, and problems such as collapse, cracking, and falling off the stick will not occur during the shelf life, and it can be stored for 6 months under room temperature conditions.

The embodiment of the invention discloses salvia miltiorrhiza residue modified charcoal as well as a preparation method and application thereof. The preparation method of the salvia miltiorrhiza residue modified biochar comprises the following steps: soaking salvia miltiorrhiza residue in a tripotassium phosphate aqueous solution, washing with ultrapure water, drying, pyrolyzing, grinding and sieving to obtain the salvia miltiorrhiza residue modified biochar. Salvia miltiorrhiza dregs are used as raw materials, and the phosphorus modified biochar material (3K-BC) is prepared through phosphate modification. Researches show that 3K-BC has good adsorption performance on heavy metals (Cd and Pb). The 3K-BC is added into the soil, so that the migration of Pb and Cd in the soil can be reduced; the 3K-BC has dual functions of fixing heavy metal Pb / Cd and improving soil fertility in the growth process of ligusticum wallichii. The research provides a simple and feasible solution for scientifically synthesizing the phosphorus-modified biochar from the traditional Chinese medicine residues and repairing the Pb and Cd polluted water / soil.