36results about How to "Enhanced Chelation" patented technology

Biotic fertilizers are described that build soil nutrients by accelerating the growth of topsoil microorganisms Biotic fertilizers are primarily aimed at increasing populations of cyanobacteria, formally known as blue-green algae, and like organisms that have the ability to engage in photosynthesis reand to engage in the extraction of nitrogen from the atmosphere. Methods of biotic fertilizer manufacture are presented that utilize animal waste product as well as desirable compositions obtained thereby.

The 8-hydroxy quinoline type chelated resin has 8-hydroxy quinoline fixed onto macroporous silica gel through silanizing reagent and paraformaldehyde as spacer arm and bonding amount of 120-542 umol / g. Its synthesis process includes the steps of: pre-treating macroporous silica gel; introducing spacer arm; fixing ligand and acid washing to set via drying intermediate product II, washing with alcohol and drying for several times, washing with hydrochloric acid, and washing with deionized water to neutral so as to obtain yellow chelated resin. The resin has simple synthesis process, mild reaction condition, short synthesis time, easy control, high synthesis efficiency, low cost, high rigidity and high metal ion complexing capacity, and may be used in on-line enriching analysis of trace metal, enriching recovery of noble metals, purifying industrial waste water, etc.

The invention discloses a method for selecting scheelite at normal temperature. The method comprises the following steps: (1) pulping: a raw ore is milled and classified to prepare pulp with a concentration of 30-35%; the pulp is injected in a flotation machine; and the pH of the pulp is adjusted within 7-9; (2) roughing: a water glass and sodium humate combined inhibiting agent is adopted to inhibit a calcium-contained gangue mineral; and a sodium oleate and benzohydroxamic acid combined capturing agent is added for roughing and scavenging to obtain a scheelite concentrate; (3) the concentration of the scheelite concentrate is condensed to 60%; and the water glass and sodium humate combined inhibiting agent is added for strongly stirring by above 30 m under the effect of a normal-temperature magnetic field to dilute to the mass concentration of 30%; and (4) six times of blank selection are performed for the scheelite concentrate treated in the step (3) to obtain the scheelite concentrate.

A liquid antiseptic and cleanser having improved long-term stability includes at least the following principal ingredients: deionized water; silver ion, polypectate, and ethylenediaminetetraaceticacid (EDTA). Presently preferred embodiments of the technology also include glycerine; 1,2-propanediol (a.k.a. propylene glycol); at least one surfactant from any of the families of alkylsulfates, sulfonates, alkanolamides, betaines, amine oxides, sarcosinates and sulfosuccinates; and a buffering compound sufficient to achieve a pH value within a range of 7.2 to 7.8.

The invention discloses a preparation method of amino acid chelated selenium. The amino acid chelated selenium foliar fertilizer capable of being efficiently absorbed by crops is obtained by performing ultrafine powder treatment on a selenium raw material, a potassium raw material and a nitrogen raw material after mineral purification, performing a chelation reaction by using a compound amino acidsolution obtained through concentrating after biological fermentation and extraction of glutamic acid, adding a suspending agent, a penetrating agent and an antioxidant and carrying out emulsification treatment. The compound amino acid chelated selenium foliar fertilizer produced by the method disclosed by the invention is stable in physicochemical properties, free of ion antagonism, uniform in foliar adhesion, high in absorption and utilization rate, free of toxicity and harm to crops, capable of being directly absorbed through leaves, and relatively rapid in transformation in plants. The invention further provides an application method of the compound amino acid chelated selenium foliar fertilizer. According to scientific calculation, crops can reach a selenium enrichment level requiredby national standards, scientific selenium enrichment and index control can be achieved, safety and effectiveness are realized, and the development cost of selenium-enriched crops is reduced.

The invention belongs to the technical field of veterinary anti-parasitic medicaments, particularly relates to a compound ivermectin injection and a preparation method thereof, and aims to provide an injection for treating parasitic infection of livestock, expanding an anti-parasitic spectrum and enhancing a therapeutic effect and a preparation method thereof. Every 100ml of compound ivermectin injection comprises 0.5-2g of ivermectin, 2.5-10g of albendazole sulfoxide, 5-15ml of polyethylene glycol 400 (PEG400), 1-10ml of acetic ether, 0.5-2ml of benzyl alcohol, 0.05-0.2ml of alpha-thioglycerol, 10-30ml of dimethyl sulfoxide and the balance of propylene glycol. In the injection, the ivermectin and the albendazole sulfoxide are used as anti-parasitic main components; the injection has double complementary advantages; the anti-parasitic spectrum is expanded; the drug resistance probability of parasites can be effectively reduced; and the sensitivity of the parasites is improved. The invention brings a completely new situation for safely, effectively and conveniently preventing and treating parasitic diseases in animal husbandry and aquaculture of China.

The alkaline silicon wafer polishing fluid has pH 8-13 and grain size of 15-150 nm, and consists of abrasive 10-50 wt%, pH regulator 1-6 wt%, surfactant 0.01-0.6 wt%, and water 44-89 wt%. The alkaline silicon wafer polishing fluid possesses the advantages of no corrosion to the apparatus, easy cleaning after polishing, high silicon polishing speed, high polishing quality, high harmful metal ion chelating effect, no environmental pollution, low cost, etc.

The invention discloses a long-acting compound terramycin injection for animals. Each 1000 ml of long-acting compound terramycin injection contains 190-250g of occrycetin, 400-450g of alpha-pyrrolidone, 300-350ml of N,N-dimethyl formamide, 35-50g of nicotinamide, 35-50g of sodium salicylate, 100-130g of magnesium chloride, 100-130g of hydroxymethanesulfinic acid sodium hydrosulfite and 4-7g of disodium edetate dehydrate. A pH conditioning agent adjusts the pH value to 8.0-9.0; injecting water is used to perform calibration until the constant volume is 1000 ml; the pH conditioning agent is ethanol amine. According to the long-acting compound terramycin injection for animals, the chelating temperature is low and within 30-60 DEG C, products is high in chelating degree and steady in quality, and can still keep the standard amber within 2-year period of validity; an extended agent is added, so that drug function is good and the acting time is long; the drug function keeps for 72 hours after the drug in a normal dosage is administrated, so that the inconvenience of repeated drug administration is solved, and thus the long-acting function is played.

Biotic fertilizers are described that build soil nutrients by accelerating the growth of topsoil microorganisms Biotic fertilizers are primarily aimed at increasing populations of cyanobacteria, formally known as blue-green algae, and like organisms that have the ability to engage in photosynthesis reand to engage in the extraction of nitrogen from the atmosphere. Methods of biotic fertilizer manufacture are presented that utilize animal waste product as well as desirable compositions obtained thereby.

The invention relates to a method for preparing a crop nutrient solution from low molecular weight chitosan oligosaccharide chelate ferrous ions and zinc ions. The method comprises the following steps: dissolving chitosan in an acid solution, adding a small amount of rhamnose and ammonium sulfate, performing anaerobic fermentation for 7-10 days, adding acid into supernate to adjust the pH value to 1-4, adding a ferrite solution, heating to 55-70 DEG C, keeping the temperature for 2 hours, adding a proper amount of calcium carbonate to adjust the pH value to 4-6, adding a zinc solution, heating to 65-75 DEG C, keeping the temperature for 1 hour, leaving to sand to layer the solution, and repeatedly filtering the supernate, thereby obtaining the crop nutrient solution. By adopting the crop nutrient solution, elements of iron and zinc essential for crops can be effectively supplemented, little leaves and chlorotic disorder can be prevented and relieved, the content of heavy metals in fruits and vegetables can be reduced, the quality can be improved, and the yield can be increased.

The invention relates to the technical field of PVC flame retardance, and discloses a flame retardant for PVC processing. The flame retardant comprises a flame-retardant coating, wherein the flame-retardant coating comprises a capsule core and an inner capsule shell; the capsule core is a nano-inorganic flame retardant; the inner capsule shell is organic modified cyclodextrin loaded with a flame-retardant element, and the organic modified cyclodextrin is grafted with a chelating functional group; and the flame-retardant coating comprises, in parts by weight, 15 to 25 parts of the capsule core and 40 to 60 parts of the inner capsule shell. The invention also discloses a preparation method and a flame-retardant power tube. According to the invention, beta-cyclodextrin is subjected to organic modification treatment, so the purpose of increasing active load sites of the beta-cyclodextrin is achieved; an organic macromolecule with the chelating functional group is selected, so the chelating degree of the flame-retardant element and a macromolecular structure can be improved; and through the synergistic effect of the flame-retardant element and the nano-inorganic flame retardant, flame-retardant effect is further improved, and the mechanical properties of the PVC system are maintained.

The invention discloses a lignin-based triaminotriethylamine salt waste incineration fly ash heavy metal stabilizer and a preparation method and application thereof, and belongs to the technical fieldof environmental protection technologies and municipal solid waste incineration fly ash treatment. The relative molecular weight of the stabilizer is 3000-20000, and the stabilizer is specifically lignin-based triaminotriethylamine sodium salt or lignin-based triamino triethylamine potassium salt. The method comprises the following steps: firstly, carrying out oxidative degradation on alkaline lignin, exposing a reaction site, carrying out a Mannich reaction on an oxidized aminating agent and the lignin, inoculating amido to the lignin, wherein a condensation reaction increases the molecularweight and enlarges the chelate ring, and introducing C=S double bonds through an esterifying agent to obtain the lignin-based triaminotriethylamine derivative. The method can effectively reduce the leaching concentration of heavy metals such as Pb and Cd in the fly ash, promotes the conversion of the heavy metals into a form with low biotoxicity, is low in energy consumption, high in heavy metalstabilization efficiency and good in volume reduction effect, and is suitable for industrial application of harmless treatment on municipal solid waste incineration fly ash.

The invention discloses an environment-friendly pulp preparation process of high-white-degree bagasse paper pulp. The process comprises the following steps of S1, performing dust removal and devitalization on air dried bagasse; adding distilled water accounting for 6 to 10 times of the weight of the absolutely dried bagasse; raising the temperature to 120 to 150 DEG C; performing heat insulation for 30 to 50min; performing filtering; taking filter slag to obtain pre-extraction bagasse; S2, charging the pre-extraction bagasse into a steaming and boiling device; adding hydrogen sulfide, alkali and modified zeolite as the steaming and boiling agents; heating the materials to 150 to 170 DEG C; performing heat insulation to obtain steaming and boiling materials; S3, cooling the steaming and boiling materials; adding alkali; performing heat insulation at the temperature being 60 to 80 DEG C to obtain coarse pulp; S4, diluting the coarse pulp; repeatedly performing washing and purification; then, raising the pulp concentration to be higher than 20 percent to obtain the high-white-degree bagasse paper pulp. The invention also discloses the high-white-degree bagasse paper pulp. The bagasse is used as the raw material; the hot water extraction process is used; the zeolite is added, so that the bleaching efficiency is improved; the production cost is reduced; the paper pulp white degree is improved; the preparation process is reasonable; the efficiency is high.

The invention discloses a descaling anticrustator, which is prepared from the following components according to parts by weight: 50-70 parts of sodium carbonate, 20-25 parts of sodium pyrophosphate, 45-60 parts of tanning extracts, 15-30 parts of sodium sulfate, 8-16 parts of trisodium phosphate, 3-8 parts of sodium gluconate and 7-12 parts of starch. The descaling anticrustator has the beneficial effects that a descaling and antiscaling effect is improved, secondary scaling is avoided, and the descaling anticrustator has the advantages of environment protection, no toxicity, no taste, efficiency and energy saving.

According to an example aspect of the present invention, there is provided a method of producing reactive lignin from an alkaline lignin containing stream, such as black liquor, e.g. kraft lignin, by using thermal treatment with temperatures between 200 and 250° C. for simultaneous activation (for example by demethylation and / or demethoxylation) and precipitation of the lignin.

The invention discloses a high-chelating-degree liquid state boron cross-linking agent for gugnidine glue fracturing fluid and a preparation method. The preparation method for the high-chelating-degree liquid state boron cross-linking agent comprises respectively taking 10-20% of polyatomic alcohol or poly hydroxyaldehyde, 10% of borax and the balance water according to mass percentage; and evenly stirring and dissolving the materials at the room temperature. The boron cross-linking agent has the advantages of being simple in preparation process, low in cost, stable in quality, free of undissolved substance precipitation or frost at subzero 15 DEG C and capable of facilitating fracturing site construction at low temperature. The borax is high in chelating degree, small in using amount and capable of being used after dilution and directly used so as to facilitate site construction.

The invention discloses a method for preparing L-glutamic acid chelated potassium monohydrate. The method comprises the following steps of performing a reaction by using potassium carbonate or potassium hydroxide, and L-glutamic acid as raw materials, and by using water of which the temperature is 70-80 DEG C as a solvent, clarifying a solution, adjusting the pH value of reaction liquid to 7.5-8.5, continuing a reaction at 80-85 DEG C for 2-4 hours, decoloring reaction liquid, performing filtration, performing concentration to a Baume degree of 36-38 degree Be, and then performing cooling to 15-20 DEG C; and adding L-glutamic acid chelated potassium monohydrate crystals as seed crystals to concentrated liquid, maintaining the temperature to be 15-20 DEG C, performing stirring for crystallization, performing discharging, performing centrifugation so as to obtain crude products, rinsing every 100 kg of the crude products with 5-10 L of deionized water, and drying solids so as to obtain products of which the chelating degree is 95% or above. According to the method disclosed by the invention, an organic solvent is not used, so that the safety coefficient of production environment is increased, and the cost of the raw materials is substantially reduced; the products are free from solvent residues, and moisture is easy to control; and besides, investment on equipment and sites can be reduced.

The invention relates to a method for preparing high-chelate-property phosphorylated protein through ultrasonic waves, and belongs to the technical field of production of vegetable proteins. The method comprises the following steps of firstly dispersing pea proteins in water so as to compound pea protein suspension liquid of which the mass concentration is 5-8%; dropwise adding a NaOH solution to the pea protein suspension liquid so as to obtain mixed liquid; regulating the PH value of the mixed liquid to 7.5-8.5, then adding a sodium tripolyphosphate solution of which the mass concentration is 1-3%, uniformly stirring the mixed liquid and the sodium tripolyphosphate solution, then performing treatment for 15-30 minutes through ultrasonic waves of which the frequency is 20-25 KHz and the powder is 200W for performing a phosphorylation reaction, regulating the PH value of sample liquid after the phosphorylation reaction to 4.0, performing centrifugation for 25-35 minutes at 4000r / min, taking sediment, flushing the sediment twice with distilled water, and freeze drying the flushed sediment so as to obtain the phosphorylated pea protein. After being modified through ultrasonic phosphorylation, the pea protein solution becomes clean and transparent, the phosphorous content is increased, the solubility is improved, and the capacity of the pea protein solution for chelating ferrous ions is improved. The method is simple in technology, low in cost, easy to control and high in safety, and the food safety is guaranteed.

The invention discloses a fertilizer synergist, and belongs to the technical field of fertilizers. The method comprises the following steps: placing a chitosan solution, a polyvinyl alcohol solution,a polyethyleneimine water solution, an ammonium chloride solution, a calcium nitrate solution, and modified sepiolite in a material mixing machine, carrying out stirring and mixing for 30-50 minutes at a rotating speed of 100-200 r / min, adding distiller's grains with a mass of 0.3-0.5 time of the mass of the chitosan solution into the material mixing machine, continuing carrying out stirring and mixing for 30-50 minutes at a rotating speed of 100-200 r / min to obtain mixed slurry, putting the mixed slurry into a high-pressure reaction kettle, injecting carbon dioxide into the high-pressure reaction kettle under high pressure by using a pump, then keeping the pressure and carrying out cooling, wherein the pressure is kept to be 10-12 MPa for 10-12 minutes at a temperature of -5 to 10 DEG C,then opening an external pipeline of the high-pressure reaction kettle, and reducing pressure slowly to obtain the fertilizer synergist. The fertilizer synergist provided by the invention is beneficial to plant growth.

The invention relates to the technical field of material processing, and aims to solve the problem of low chelation degree of chitosan mentioned in the prior art. The invention provides an organic-inorganic composite trace element and a preparation method thereof, the organic-inorganic composite trace element comprises a ligand and a trace element, and the ligand and the trace element are chelated to obtain the organic composite trace element; the ligand is a resistant starch-chitosan graft. The preparation method comprises the following steps: grafting resistant starch and chitosan to obtain a graft; the chelating degree of ligands and trace elements is improved; the resistant starch is difficult to be directly digested and utilized by hosts and can promote growth of intestinal probiotics and absorption of mineral substances; by forming the graft, the chelating degree of the chitosan is improved, and meanwhile, the physiological function regulation and control of animal organisms are also facilitated.

The invention relates to the technical field of chemical synthesis and in particular relates to nano small peptide chelated iron for a feed additive and a preparation method of the nano small peptidechelated iron. Aiming at the problems that inorganic iron mixed with feed directly is not beneficial to absorption of an iron element by pigs and the environment can be polluted, the invention has thetechnical scheme that the preparation method comprises the following steps: [1] dissolving soybean bran powder, namely dissolving soybean bran powder into a buffer solution of which the pH value is 2.2-8.0 so as to obtain a soybean bran powder solution; [2] preparing dried peptide powder, namely carrying out thermal treatment on the soybean bran powder solution obtained in the step [1], adding alkaline protease and flavourzyme, heating to carry out enzymolysis, carrying out boiling water bath enzyme deactivation, carrying out centrifugal filtration so as to obtain enzymatic hydrolysate, and drying so as to obtain dried peptide powder; [3] preparing nano small peptide chelated iron, namely dissolving the dried peptide powder obtained in the step [2] so as to obtain a small peptide solution, adding an inorganic ferrous solution under a heating stirring condition to enable small peptide and iron to react to form chelate, separating, and drying, thereby obtaining the nano small peptide chelated iron. The nano small peptide chelated iron is applicable to pig feed.

The invention discloses a preparation method of a high-efficiency acidic soil improving agent. The preparation method comprises the following steps: (1) adding silica gel solid particles into activateliquid to obtain activated silica gel; (2) adding deionized water after mixing the activated silica gel with polyethylenimine, heating and performing insulation treatment on the mixture, filtering toobtain filter residue, and washing and drying the filter residue with water to obtain modified silica gel; (3) uniformly mixing the modified silica gel, bamboo charcoal powder, zeolite and cinnamon skin to produce the high-efficiency acidic soil improving agent. The acidic soil improving agent prepared by the invention can effectively neutralize acidic hydrogen ions in soil, can effectively adsorb heavy metal ions in the soil, has strong adsorption capacity, does not cause heavy metal ions to re-precipitate, can be applied with a fertilizer simultaneously, and can improve the sustained release effect of the fertilizer to a certain extent, and further improve the effect of fertilization.

The present disclosure provides an integrated circuit with an interconnect structure and a method for forming the integrated circuit. In one embodiment, a method of the present disclosure includes receiving a workpiece that includes a first recess in a dielectric layer over the workpiece, depositing a contact fill in the first recess and over the dielectric layer to form a contact feature, planarizing a top surface of the workpiece to remove the contact fill over the dielectric layer, depositing an interlayer dielectric layer over the planarized top surface of the workpiece, forming a second recess in the interlayer dielectric layer to expose the contact fill in the dielectric layer, recessing the contact fill by soaking the workpiece in a room temperature ionic liquid, and depositing a conductive layer over the recessed contact fill. The material forming the contact fill is soluble in the room temperature ionic liquid.

The invention discloses a detergent assistant with fumaric acid serving as a main synthesis raw material and a preparation method of the detergent assistant. According to the method, fumaric acid is used for replacing maleic anhydride used in the conventional synthesized detergent assistant; in the polymerization reaction of fumaric acid and crylic acid, hydrolysis is not required, so that the reaction time is shortened, and the energy consumption is reduced. Meanwhile, in the preparation method, water is used as a solvent instead of a toxic and harmful solvent; after being distilled, the water is not recycled, and no solvent is retained in the product; the production process is simplified, the energy consumption is low, and the equipment utilization rate is high; the preparation method is suitable for large-scale production.

According to an example aspect of the present invention, there is provided a method of producing reactive lignin from an alkaline lignin containing stream, such as black liquor, e.g. kraft lignin, by using thermal treatment with temperatures between 200 and 250° C. for simultaneous activation (for example by demethylation and / or demethoxylation) and precipitation of the lignin.

The invention discloses a fatty acid modified adsorption resin and a preparation method thereof, comprising the following steps: 1) suspending and copolymerizing aromatic polyvinyl monomers, acrylate monomers and unsaturated fatty acid monomers to obtain fatty acid modified porous white balls ; 2) In step 1), the fatty acid-modified porous white ball is immersed in a cation exchange solution to obtain a fatty acid-modified adsorption resin. The resin of the invention is particularly suitable for the adsorption and recovery of wastewater containing anionic surfactants, and the treated wastewater is discharged up to the standard, providing a feasible solution for the treatment of civil, industrial washing, and bleaching and dyeing wastewater.

The invention relates to a fermentation method of bacillus. The medium used in the fermentation process includes the following materials in parts by weight: 150-300 parts of yeast fermentation waste, 3-6 parts of sodium chloride, and 3 parts of corn flour Part-6 parts, 0.3-0.5 parts of manganese sulfate monohydrate, 700-800 parts of water. The invention also relates to the application of the bacillus spore powder prepared by the method. The fermented bacillus fermentation broth is made into bacillus spore powder and then compounded with other plant nutrients, such as seaweed extract, and finally compounded into bio-organic fertilizer, which not only greatly improves the soil aggregate structure, but also improves the microbial environment of the soil , effectively prevent soil diseases, reduce the amount of pesticides; and can reduce the input of chemical fertilizers in my country, significantly increase the content of soil organic matter and improve soil biological activity, which plays a very important role in improving soil fertility, crop yield and quality, and enhancing crop resistance. .

The invention discloses a production technique for effectively producing organic water-soluble fertilizer, which comprises the steps of: (1) preparing a basic raw material, namely, organic liquid, and biologically or chemically activating the same; (2) regulating the power of hydrogen of the organic liquid by KOH; (3) adding microelements in the activated solution of the organic liquid, and adjusting the temperature and pressure to fully chelate the microelements with the organic liquid; (4) adding macroelements in the activated solution of the organic liquid, and adjusting the temperature and pressure to fully chelate the macroelements with the organic liquid; (5) plastically grinding the organic liquid by a plastic grinding machine to more fully dissolve and thin the non-fully acted solid material; (6) performing an index detection, regulating the organic liquid mixture in a reactor if the detection is unqualified, and repeating until the mixed solution of the organic liquid satisfies the index. The organic water-soluble fertilizer can be used for reducing the appearance of solid precipitates, and the organic water-soluble fertilizer can retain at a stable state for a long time and is not easy to be separated out even being stored for long, so that the effect is stable.

The invention relates to the technical field of PVC flame retardant, and discloses a flame retardant for PVC processing, comprising a flame retardant coating, wherein the flame retardant coating comprises a capsule core and an inner capsule shell; the capsule core is a nano inorganic flame retardant , the inner capsule shell is an organically modified cyclodextrin loaded with flame-retardant elements, and the organically modified cyclodextrin is grafted with a chelating functional group; the components of the flame-retardant coating are calculated in parts by weight , the capsule core accounts for 15 to 25 parts, and the inner capsule shell accounts for 40 to 60 parts. At the same time, a preparation method and a flame retardant power pipe are disclosed. In this application, β-cyclodextrin is organically modified to achieve the purpose of increasing the active loading sites of β-cyclodextrin; organic macromolecules with chelating functional groups can be selected to improve the efficiency of flame retardant elements and The degree of chelation of the macromolecular structure; and then through the synergistic effect of the flame-retardant elements and the nano-inorganic flame retardant, it is convenient to further improve the flame retardant effect and maintain the mechanical properties of the PVC system.