23 results about "Calcium Phytate" patented technology

The invention relates to the technical field of soil remediation, in particular to a biochar-humic acid-calcium alginic acid composite saline-alkali soil modifier and a preparation and application method thereof. The modifier adopts a multi-layer structure design: biochar is pre-adsorbed by calcium chloride, compounded with sodium humate, and then crosslinked with sodium alginate to form a gel to form a composite inner core; secondly, sulfobetaine methacrylate and vinyl phosphonic acid are introduced into a sodium alginate molecular chain through graft polymerization, and modified sodium alginate is obtained to serve as an outer layer coating material; and finally, dipping the composite inner core into the outer layer solution, and carrying out graded recalcification by calcium chloride and short-time treatment by sodium sulfate to obtain a final product. Through the synergistic effect of calcium ion slow release of the inner core and zwitterionic characteristics of the outer layer, efficient replacement and long-term stable regulation and control of soil sodium ions are achieved, the pH value, the conductivity and the alkalization degree of soil are remarkably reduced, the water holding capacity is effectively improved, and the soil conditioner is suitable for sustainable improvement of moderate and severe saline-alkali soil.

The invention discloses a method for preparing water-soluble calcium potassium fulvate and solid calcium humate through catalytic pyrolysis of oyster shells and biomass. The method comprises the following steps: preparing a catalyst; the pretreated oyster shells and biomass are mixed, a citric acid-ethanol solution is added for ultrasonic treatment, the mixture is mixed with a catalyst and an oxidizing agent, and the temperature is increased in the inert gas atmosphere; spraying a KOH solution, and heating to generate a pyrolysis product; and adding deionized water into the pyrolysis product, uniformly stirring, reacting in a high-temperature and high-pressure reaction kettle, cooling to room temperature after the reaction is finished, and separating and purifying to obtain the water-soluble potassium calcium fulvate and solid calcium humate. According to the invention, high-cost chelating agents such as EDTA (Ethylene Diamine Tetraacetic Acid) and the like are replaced by recycling wastes, the cost of the calcium fertilizer is reduced by 80%, the crop yield is increased by 30-50%, and an efficient low-carbon solution is provided for improvement of saline-alkali soil.

The invention discloses a corrosion-resistant cutting fluid and a preparation method thereof, and relates to the technical field of metal working fluids. The corrosion-resistant cutting fluid takes the calcium phytate, the modified graphene oxide composite dispersion liquid, the antibacterial agent, the epoxidized soybean oil modified boric acid ester and other environment-friendly components as cores, synergistically exerts rust-proof, antibacterial and lubricating effects, and is especially suitable for high-activity metal processing of 7-series aluminum alloys, magnesium alloys and the like. The preparation process is mild, the steps are simple, and the obtained product is stable in high-temperature storage, not prone to decay and long in service life and has excellent environment compatibility and industrial applicability. The corrosion-resistant cutting fluid is excellent in anti-rust performance, antibacterial performance and high-temperature stability and has a wide application prospect.

The invention relates to the technical field of wastewater treatment, and provides a method for producing water-soluble solid protein from corn soaking water. The method comprises the following steps: performing ultrafiltration on corn soaking water to obtain ultrafiltration permeate liquid and ultrafiltration concentrated liquid; concentrating the ultrafiltration permeate to obtain a first concentrated solution; adjusting the pH value of the ultrafiltration concentrated liquor, and filtering to obtain first filter residues and first filtrate; and mixing the first filtrate and the first concentrated solution, and performing enzymolysis, crystallization, filtration, nanofiltration, concentration and spray granulation to obtain the water-soluble solid protein. According to the method provided by the invention, effective treatment of a large amount of corn soaking water can be realized, meanwhile, high-quality water-soluble solid protein is produced, and high value-added utilization of the corn soaking water is realized; furthermore, the main component of the obtained first filter residue is calcium magnesium phytate, the main component of the obtained second filter residue is magnesium lactate, the first filter residue and the second filter residue can be sold as solid organic fertilizer, and the nanofiltration permeate liquid can be sold as liquid organic fertilizer, so that the economic benefit is further improved.

The application provides a composite microbial agent for decomposing soil insoluble phosphorus and an application thereof, and relates to the technical field of microorganisms. Active ingredients of the composite microbial agent include Xanthomonas campestris, Burkholderia cenocepacia and Burkholderia parafungorum. The three strains have the ability to dissolve Ca3(PO4)2, FePO4, AlPO4, lecithin and calcium phytate, and can synergistically dissolve the above-mentioned five kinds of insoluble phosphorus sources. The phosphorus solubilizing activity of the composite microbial agent after oscillation culture can reach 53.32 mg·L ‑1 , and the phosphorus solubilizing function is stable. Meanwhile, the composite microbial agent has the characteristics of degrading lignin, producing siderophores and indole acetic acid. When applied to the rhizosphere soil of plants, the composite microbial agent has a significant phosphorus solubilizing and growth promoting effect, and solves the technical problems of single type of phosphorus source dissolved by the phosphorus solubilizing bacteria in the prior art or poor stability of the phosphorus solubilizing function.

The invention belongs to the technical field of polymer composite materials, and relates to aerogel for radiation refrigeration, which takes biomass cellulose as a framework and is loaded with a functional layer formed by SiO2 sol derived from wollastonite and calcium phytate. Wherein the SiO2 microspheres form a radiation refrigeration layer, so that the material is endowed with high solar reflectivity (greater than or equal to 95.1%) and high infrared emissivity (greater than or equal to 91.2%); calcium phytate formed by coordination of phytic acid and calcium ions in wollastonite forms a flame-retardant layer, so that the material has rapid self-extinguishing capability. The preparation method comprises the following steps: carrying out acid treatment on wollastonite, and preparing silica sol by a sol-gel method; the radiation refrigeration layer is constructed by loading the radiation refrigeration layer on the cellulose aerogel; and then treatment is carried out through a phytic acid solution, so that calcium resource fixation and flame-retardant layer construction are synchronously realized. All-element high-value utilization of silicon and calcium components of wollastonite is achieved, the problem of waste liquid in a traditional process is solved, and the obtained aerogel integrates efficient radiation refrigeration, active flame retardance, greenness and low cost and has wide application prospects in the field of building energy conservation.

The invention discloses a flame-retardant nylon material for safety shoes, which is characterized in that a flame-retardant composite particle configuration is designed, calcium phytate coated fly ash is used as a shell, ammonium polyphosphate coated brucite is used as an inner core, fly ash is used for forming a physical barrier, and phosphorus in calcium phytate is used for generating a forest compound to promote the reaction generation of a carbon protection layer; pO free radicals can be generated during thermal degradation of calcium phytate so as to slow down release of combustible gas, brucite absorbs a large amount of heat during thermal decomposition so as to reduce the surface temperature, water vapor released by decomposition can reduce the concentration of combustible gas such as oxygen, magnesium oxide generated by thermal decomposition covers the surface of a polymer so as to inhibit contact between the polymer and oxidation and the like, and the surface of the polymer is protected. And the brucite and the ammonium polyphosphate are matched to achieve the effect of rapidly forming an isolation carbon layer, and the thermal stability of the nylon material can be greatly improved through the synergistic matching of the components of the composite particles under the specific configuration.

The invention discloses a preparation method for extracting high-purity calcium and magnesium phytate from defatted rice bran, and belongs to the technical field of preparation of calcium and magnesium phytate, and the preparation method comprises the following steps: S1, pretreating the defatted rice bran by adopting a conventional process, mixing the defatted rice bran and water according to a certain proportion, fully stirring, and extracting the mixed solution to obtain an extract; s2, adding a settling agent into the extract, and filtering to remove part of organic impurities; s3, further removing impurities of residual organic matters through membrane filtration, carrying out ion exchange on filtrate, and resolving with high-purity hydrochloric acid; impurities such as organic matters and chlorides are thoroughly removed before calcium and magnesium phytate is generated, high-purity calcium carbonate and sodium hydroxide are used for reaction, and plate and frame filtration is combined, so that the product impurities are far lower than those in the prior art, the traditional mode of firstly generating and then removing impurities is changed into the mode of firstly removing impurities and then generating, and the limitation that washing water cannot permeate viscous substances is overcome; and the purity and the quality of the product are greatly improved.

The present application relates to a strain of reinekeia sp. HM1 and its application, the strain has the preservation number of CGMCC NO.34547. The strain has high-efficiency phosphorus solubilization (the ability of dissolving calcium phytate is more than 1g / L) and polyphosphorus ability, has key phosphorus solubilization and polyphosphorus genes, and participates in double-function phosphorus metabolic cycle. Secondly, the strain carries multiple plant interaction, growth-promoting, high-efficiency soil colonization related functional genes, and the ability of producing IAA is up to 50mg / L, which can significantly improve crop quality. The total phosphorus content of the above-ground part of tobacco and corn treated by HM1 is significantly increased. The fresh weight of the above-ground part of corn, the content of free amino acid and soluble protein in the leaf are improved by treating corn with HM1. The content of free amino acid in fresh leaf of tea tree is significantly improved by treating tea tree with HM1. Therefore, the reinekeia sp. HM1 strain of the present application is a high-efficiency multifunctional strain, which can be widely applied in phosphorus solubilization, polyphosphorus and crop quality improvement.

This invention discloses quinoa with enhanced calcium and γ-aminobutyric acid (GABA) enrichment and its preparation method. The method uses quinoa as raw material, treats it with food-grade calcium chloride, and controls temperature and humidity conditions to increase the enrichment of calcium and GABA in the quinoa. After drying, quinoa rich in calcium and GABA is obtained. This method is simple to operate, low in cost, and can biofortify the calcium and GABA content in quinoa, resulting in a calcium content of 240–280 mg / 100g dry matter, meeting the calcium-rich requirements of GB28050, and a GABA content of 180–290 mg / 100g dry matter. It also reduces the phytic acid content in quinoa to 39–160 mg / 100g dry matter. The calcium content is increased by 6–7 times compared to the raw quinoa, and the GABA content is increased by 11–18 times, while the phytic acid / calcium ratio is reduced to 3–20% of that in the raw quinoa. This invention provides biofortified quinoa with a lower phytate / calcium ratio, which facilitates calcium absorption. The resulting quinoa can be used in flour products, baked goods, etc., increasing their calcium and γ-aminobutyric acid (GABA) content while reducing the phytate / calcium ratio.

The present application belongs to the technical field of phosphoric acid production, and discloses a method for producing phosphoric acid by using corn soaking water. After the corn soaking water is doped with lime water, calcium phytate is obtained. Then, the calcium phytate is hydrolyzed at 160-180°C and 0.6-0.7 MPa. The hydrolysis liquid is acidified by adding concentrated sulfuric acid, and calcium sulfate is removed to obtain a filtrate. The filtrate is extracted by an extraction agent to obtain an extraction phase and a raffinate phase. The raffinate phase is filtered and then precipitated and centrifuged by using methanol or ethanol to obtain inositol. The centrifugal mother liquor is recovered and continuously extracted. The extraction phase is reversely extracted by using pure water to obtain a dilute phosphoric acid solution. The dilute phosphoric acid solution is decolorized by activated carbon and then vacuum concentrated to obtain a finished product of phosphoric acid. The present application has the effects of simple production process, low operation cost, full recovery of phosphorus resources, small wastewater discharge, high product purity, and wide application range.

The application provides a kind of phosphorus-solubilizing fungus XZY3PSF, and belongs to the technical field of microorganism, the phosphorus-solubilizing fungus XZY3PSF is significantly higher than the reported phosphorus-solubilizing bacteria in the efficiency of dissolving phosphorus by more than 7 times, after 10 generations, it still has good phosphorus-solubilizing activity.The highest value of effective phosphorus content dissolved by XZY3PSF bacteria under different concentrations of tricalcium phosphate is between 500-570mg / L, and the effective phosphorus content in the medium after mineralization of calcium phytate is as high as 368.6mg / L, therefore, XZY3PSF bacteria can degrade organic phosphorus and inorganic phosphorus with high activity.At the same time, XZY3PSF bacteria have antagonistic effect on banana fusarium wilt pathogen and other soil-borne diseases, and the inhibition rate is 66.2%-77.0%.The phosphorus-solubilizing fungus XZY3PSF has both high-efficiency phosphorus-solubilizing effect and antagonistic effect on soil-borne diseases, and provides excellent microbial strains for the research and development of biological bacterial fertilizer and / or soil conditioner.

The application discloses a modified cellulose slurry, a preparation method thereof and application of the slurry in the field of diaphragms, and relates to the technical field of diaphragm materials. The slurry comprises 18-28 parts of calcium phytate polyphenol interface fiber, 28-40 parts of cellulose nanofiber, 8-15 parts of bleached wood pulp fiber, 10-18 parts of inorganic heat-resistant filler, 2-5 parts of polyvinyl alcohol, 0.4-1.2 parts of sodium carboxymethyl cellulose, 0.2-0.8 parts of polyvinylpyrrolidone, a wetting agent, a defoaming agent and deionized water. The interface fiber has a cellulose nanofiber core layer, a chitosan-tannic acid oxidation coupling interface layer and a calcium phytate anchoring phase. The slurry is step-by-step pulped and wet-film-formed to obtain a diaphragm, and the slurry can improve filler agglomeration and insufficient interface combination, and improve the thermal dimensional stability, mechanical properties, electrolyte wettability and ion transmission performance of the diaphragm.

The application belongs to the technical field of nanomaterials, and provides a CaPhy-NAD nanoenzyme, a preparation method, application and an alcoholism treatment preparation thereof. The CaPhy-NAD nanoenzyme is prepared by using calcium phytate nanoparticles as a carrier and in-situ loading of ethanol oxidase, acetaldehyde dehydrogenase, horseradish peroxidase and coenzyme NAD. 2+ The CaPhy-NAD nanoenzyme can effectively activate the catalytic activity of acetaldehyde dehydrogenase, and the three enzymes can have a high-efficiency confined cascade reaction in the pore channel of the calcium phytate nanoparticles, so that the recycling of the coenzyme NAD is realized, and the three types of alcohol metabolism-related toxic substances, i.e., ethanol, acetaldehyde and hydrogen peroxide, can be simultaneously removed. The CaPhy-NAD nanoenzyme prepared by the application has excellent catalytic activity and good biological safety, and can be orally administered, thereby providing a new technical idea and solution for the prevention and treatment of alcoholism.

The invention relates to the technical field of microorganisms, in particular to bacillus amyloliquefaciens and application thereof, and the bacillus amyloliquefaciens shows remarkable rhizosphere growth promoting and biocontrol functions. Experiments show that the bacillus amyloliquefaciens M2-1 can efficiently decompose potassium feldspar, calcium phosphate and calcium phytate; meanwhile, auxin, gibberellin and abscisic acid are secreted, and plant growth is promoted. Besides, the 10-fold diluent of the fermentation liquor of the bacillus amyloliquefaciens M2-1 has an inhibition rate of 100% on peanut sclerotium rolfsii and valsa mali and an inhibition rate of 34.6% on potato fusarium, and the antibacterial effect is stable along with the gradient change of the concentration of the fermentation liquor. By combining physiology, biochemistry and 16S rDNA identification, the strain has the capabilities of dissolving potassium, dissolving phosphorus, producing hormone and broad-spectrum bacteriostasis, and has the potential of being developed into a multifunctional biological agent in green agriculture.

This invention relates to the field of coal slurry water treatment technology, particularly to coal slurry water treatment agents and their applications. The agent comprises 0.1-0.2% polyacrylamide (PAM), 15-20% powdered activated carbon, 12-15% polyepoxysuccinic acid (PESA), 18-22% calcium humate, 4-6% biosurfactant, 18-22% diatomaceous earth-supported manganese oxide, and 6-8% microbial agents (compound microbial community), with the balance being deionized water. Through the configuration of this device, the formula achieves a suspended solids removal rate ≥95% and a heavy metal removal rate ≥90% during the treatment process, thus improving treatment efficiency. Furthermore, the biodegradability rate is ≥85%, and the activated carbon is recyclable, enhancing environmental friendliness. The liquid and solid formulations meet the needs of different working conditions, making it highly practical and applicable to various situations.

The invention discloses a microbial activator based on compound nutritional factors and a preparation method thereof, and belongs to the technical field of microbial activators. The amino acid chelated trace elements are prepared by chelating Fe, Zn and Mn metal salts with a glutamic acid / aspartic acid solution; mixing with glucose, fructose, ATP-gamma-S and coenzyme Q10, emulsifying, embedding with trehalose, and freeze-drying to form quick-acting microcapsules; mixing and granulating gelatinized corn starch, yeast peptone, calcium and magnesium phytate and PHA (polyhydroxyalkanoate) to prepare sustained-release pellets; and finally, coating the pellets with an HPMC aqueous solution and an ethyl cellulose ethanol solution by using a fluidized bed to form the difunctional activator particles with a quick release layer and a slow release layer. A three-stage time sequence release structure is designed, the three defects of unstable quick-acting components, asynchronous nutrition release and trace element passivation of a traditional activator are synchronously overcome, and the colonization efficiency of a microbial fertilizer and a microbial agent is remarkably improved.

The application discloses a macroelement water-soluble fertilizer with salt-alkali soil improvement and heavy metal passivation functions, and the macroelement water-soluble fertilizer comprises, in mass fraction, 16-22% of total nitrogen, 14-20% of effective diaphosphorus pentoxide, 14-20% of potassium oxide, 3-8% of phosphoric acid calcium humic acid compound, 1-3% of gamma-polyglutamic acid, 0.5-2% of water-soluble potassium silicate and 0.1-0.5% of EDTA-Na2. + Displacement Na + , and phosphate precipitates heavy metal, and the two mechanisms synergistically act; the gamma-polyglutamic acid improves soil aggregate structure and enhances salt-alkali resistance. The pot experiment result of the application shows that after 60 days, the salt-alkali soil pH is reduced by 0.6-1.5 units, DTPA extractable Cd is reduced by 40-73%, Pb is reduced by 45-75%, compared with common water-soluble fertilizer, crop yield is increased by 25-40%, and the application is especially suitable for compound pollution agricultural soil with salt-alkali and heavy metal pollution.

The present application relates to the field of cosmetics, and particularly relates to an antioxidant skin-moistening cream rich in edible astaxanthin and a preparation process thereof, which comprises the following components: 9-11 parts by weight of jojoba oil, 2-4 parts by weight of shea butter, 3-6 parts by weight of sucrose ester, 0.2-0.6 parts by weight of tocopherol, 1-5 parts by weight of astaxanthin compound, 7-8 parts by weight of glycerol, 0.1-0.3 parts by weight of disodium EDTA, 0.1-0.2 parts by weight of citric acid, and 60-65 parts by weight of deionized water; wherein the astaxanthin compound is prepared by compounding astaxanthin with calcium phytate and magnesium phytate; the calcium phytate is prepared from phytic acid and calcium chloride; and the magnesium phytate is prepared from phytic acid and magnesium chloride. The present application designs to prepare astaxanthin compound by constructing calcium / magnesium phytate, effectively isolates the damage of external environment to astaxanthin, and the antioxidant behavior of phytic acid itself, significantly improves the stability and antioxidant property of astaxanthin, and realizes the high-efficiency and stable protection effect of astaxanthin on the skin surface.

The utility model discloses a potassium phytate production device, and relates to the technical field of potassium phytate production, an inlet of a reaction kettle is respectively communicated with a calcium phytate tank, a deionized water tank, a potassium carbonate solution tank and a diluted hydrochloric acid solution tank, an outlet of the reaction kettle is communicated with a first centrifugal machine, and a liquid phase outlet of the first centrifugal machine is communicated with a mother liquor recovery tank; an outlet of the mother liquor recovery tank is communicated with a plate-and-frame filter press, an outlet of the plate-and-frame filter press is communicated with a concentration tank, an outlet of the concentration tank is communicated with a crystallizing tank, an outlet of the crystallizing tank is communicated with a second centrifugal machine, and a solid-phase outlet of the second centrifugal machine is communicated with a potassium phytate tank. The method comprises the following steps: carrying out double decomposition reaction on calcium phytate and dropwise added potassium carbonate in a reaction kettle, adding diluted hydrochloric acid to adjust the pH value to 10-11 to generate calcium carbonate precipitate and a potassium phytate reaction solution, centrifuging, filtering, concentrating and crystallizing the potassium phytate reaction solution, and finally centrifuging to obtain a potassium phytate product. The potassium phytate is high in yield, higher in purity, low in cost and beneficial to industrial production.

The invention relates to a Rheenquifer HM1 strain and application thereof. The preservation number of the Rheenquifer HM1 strain is CGMCC (China General Microbiological Culture Collection Center) NO.34547. The strain also has efficient phosphate solubilization (calcium phytate dissolving capacity gt; 1 g / L) and phosphorus-accumulating capacity, has key phosphorus-dissolving and phosphorus-accumulating genes, and participates in difunctional phosphorus metabolism circulation. And secondly, a variety of plant interaction, growth promotion and efficient soil colonization related functional genes are carried, the IAA production capacity reaches up to 50mg / L, and the crop quality can be remarkably improved. The total phosphorus content of the overground parts of the tobacco and the corn treated by the HM1 is obviously increased. According to the corn treated by the HM1, the fresh weight of the overground part and the content of free amino acid and soluble protein in leaves are improved. The content of free amino acids in fresh leaves of the tea trees treated by HM1 is remarkably increased. Therefore, the Rheenquifer HM1 strain disclosed by the invention is a high-efficiency multifunctional strain and can be widely applied to phosphate solubilization, phosphate accumulation and crop quality improvement.

The invention discloses a method for preparing potassium phytate by using calcium phytate as a raw material, and relates to the technical field of potassium phytate production, calcium phytate is crushed to prepare a calcium phytate suspension, then the calcium phytate suspension is subjected to a double decomposition reaction in an ultrasonic reaction kettle, a reaction solution is subjected to centrifugation, decoloration, concentration, crystallization and re-centrifugation to obtain a centrifugal wet product, and the centrifugal wet product is dried to obtain a potassium phytate product. The cost is low, and the obtained potassium phytate is high in purity and yield and environment-friendly.

The application provides a thermoplastic elastomer material and a preparation method and application thereof, and belongs to the technical field of thermoplastic elastomers. The application prepares zinc calcium phytate particles, regulates Zn / Ca equivalent, and controls the pH of a reaction solution, so that the structure is stable and the surface retains P-OH sites; washing and desalting reduce moisture absorption corrosion and extrusion defects, and then a small amount of zinc stearate is used for hydrophobization to improve dispersibility and does not completely shield active sites, the particle size is regulated to balance interface reaction, touch and processability; a plasticizing phase is compounded with epoxy soybean oil and hydroxyl-terminated polybutadiene, and partial ring opening or hydrogen bonding is used under a low hydroxyl equivalent to enlarge the migration unit and avoid hardening; P-OH induces ring opening of the epoxy soybean oil to form a P-O-C bonding layer on the surface of the particles during extrusion, and the remaining epoxy and the hydroxyl-terminated polybutadiene are added to chain extension, so that the synergistic effect of interface covalent anchoring and molecular weight growth reduces the migration and oil seepage tendency of the plasticizer, and vacuum devolatilization and underwater cutting are used to obtain a thermoplastic elastomer material suitable for toothbrushes.