22 results about "Monosodium phosphate" patented technology

The invention belongs to the field of preparation of a lithium ion battery positive electrode material, and particularly relates to an organic metal framework coated lithium cobalt oxide positive electrode material as well as a preparation method and application thereof. According to the scheme, a lithium cobalt oxide material, methanol, dimethyl imidazole cobalt, titanium carbide and sodium dihydrogen phosphate monohydrate are mixed according to the mass ratio of 1: (0.070-0.080): (0.001-0.002): (0.001-0.003): (0.001-0.002) and sintered, and the lithium cobalt oxide positive electrode material coated with the organic metal frame is obtained. According to the scheme, by utilizing the synergistic effect of a metal organic framework coating layer formed by pyrolysis of dimethyl imidazole cobalt, a three-dimensional conductive network constructed by titanium carbide and a phosphate interface layer, the mechanical strength of the coating layer is synergistically improved, lithium ion diffusion is accelerated, the internal resistance of the battery is reduced, the side reaction of an electrode / electrolyte is reduced, and the volume expansion of lithium cobalt oxide and cobalt dissolution are inhibited; and the high-temperature cycling stability and the rate capability of the lithium cobalt oxide battery are obviously improved. Meanwhile, the invention also provides an application of the organic metal framework coated lithium cobalt oxide positive electrode material in a battery.

The invention discloses a method for reducing stacking pollution of coal ash of a thermal power plant, and belongs to the technical field of coal ash treatment of the thermal power plant, and the method comprises the following specific operation steps: (1) coal ash pretreatment: firstly, uniformly mixing the coal ash with a sodium dihydrogen phosphate solution to obtain pretreated coal ash; (2) fly ash stacking: laying a layer of adsorption matrix on the ground, and stacking the pretreated fly ash on the adsorption matrix to form a fly ash pile; and (3) innocent treatment: spraying the fly ash pile with a directional leaching acid solution, and spraying a sodium hydroxide solution on the surface of the fly ash pile to complete the treatment of the fly ash pile body of the thermal power plant. The problems of heavy metal migration pollution and flying dust pollution in the fly ash stacking process are solved.

The present application relates to the technical field of lithium ion battery recycling, in particular to a method for stripping lithium ion battery pole piece and application thereof. The method for stripping lithium ion battery pole piece comprises: immersing the pole piece into a mixed solution containing a stripping agent and a stripping aid for reaction, and obtaining the separated active material layer and the current collector layer after a period of time; the stripping agent comprises a carboxylic acid containing at least two carboxyl groups; the stripping aid comprises at least one of sodium fluoride, potassium fluoride, ammonium fluoride, phosphoric acid, sodium phosphate, monosodium phosphate, sodium metaphosphate, potassium phosphate, monopotassium phosphate, potassium metaphosphate, ammonium phosphate, disodium ethylenediaminetetraacetate, tetrasodium ethylenediaminetetraacetate, inositol hexaphosphate and its salt, inositol pentaphosphate and its salt, inositol tetraphosphate and its salt, and inositol triphosphate and its salt. The method can realize the separation of the active material and the current collector, the hydrogen production amount is small during the whole stripping process, the current collector obtained after stripping is intact, the separation time is short, and the separation efficiency is high.

The invention discloses an animal collagen oral soluble membrane and a preparation method thereof, and relates to the technical field of traditional Chinese medicines and medicinal and edible preparations. The animal collagen oral soluble membrane comprises animal collagen, a filling agent, an adhesive, a penetration enhancer, a plasticizing forming agent and a seasoning component, and the animal collagen is prepared by the following steps: stirring a solution containing pepsin and diluted hydrochloric acid and the animal collagen in deionized water, then adjusting the pH value to 8-9 by using a sodium dihydrogen phosphate buffer solution, centrifuging, filtering, and drying to obtain the animal collagen oral soluble membrane. The small-molecule animal collagen is obtained and placed on the tongue, the small-molecule animal collagen can be rapidly dissolved and release medicine in saliva without drinking water, the compliance of a user can be greatly improved, the preparation process has low requirements on preparation instruments and low cost, large-scale industrial production is facilitated, no or little three wastes are generated, and the requirement for sustainable development is met. Good application prospects are realized.

This application relates to the field of functional paste technology, specifically disclosing an aqueous conductive silver paste comprising the following components: 50-60% silver-coated copper powder, 0.5-1% sodium polyacrylate, 1.5-3% sodium carboxymethyl cellulose, 0.5-1.5% polyvinyl alcohol, 0.3-2.0% co-povidone, 0.5-4.0% fumed silica, 0.2-2.0% surfactant, 0.6-1.4% co-solvent, and the balance being 0.08-0.12M sodium dihydrogen phosphate / disodium hydrogen phosphate buffer; the silver content in the silver-coated copper powder is 25-35%; furthermore, the aqueous conductive silver paste may also contain one or more conductive filler additives, namely carbon nanotubes and silver-plated glass microspheres, at a content of 1-4%. The aqueous conductive silver paste provided by this application has advantages such as low cost, good environmental friendliness, low drying temperature, and stable performance, and has good application prospects.

The application belongs to the field of lithium ion battery cathode material preparation, and particularly relates to a kind of organic metal framework coated lithium cobaltate cathode material and its preparation method and application.The scheme mixes lithium cobaltate material, methanol, dimethyl imidazole cobalt, titanium carbide, sodium dihydrogen phosphate monohydrate according to the mass ratio of 1:0.070~0.080:0.001~0.002:0.001~0.003:0.001~0.002, sintering, to obtain an organic metal framework coated lithium cobaltate cathode material.The scheme utilizes the synergistic effect of the metal organic framework coating layer formed by dimethyl imidazole cobalt pyrolysis, the three-dimensional conductive network constructed by titanium carbide and the phosphate interface layer to synergistically improve the mechanical strength of the coating layer, accelerate lithium ion diffusion, reduce battery internal resistance, reduce electrode / electrolyte side reactions, inhibit lithium cobaltate volume expansion and cobalt dissolution, significantly improve the high-temperature cycle stability and rate performance of lithium cobaltate battery.Meanwhile, the application also provides the application of the above-mentioned organic metal framework coated lithium cobaltate cathode material in batteries.

The present disclosure provides aqueous formulations comprising hydrocortisone sodium phosphate and monothioglycerol. In some embodiments, the formulations comprise monobasic sodium phosphate, dibasic sodium phosphate, or disodium EDTA. The present disclosure further provides a method of treating a disease or disorder in a subject by administering the aqueous formulation.

A composition for treating astrophic vaginitis including a cream base including sildenafil citrate and oxytocin. The composition of claim 1, wherein the sildenafil citrate is in a dosage in the range of 25 mg / dose to 100 mg / dose, and oxytocin is in a dosage in the range of 40 IU / dose to 400 IU / dose. In another aspect, the composition further includes a buffering agent. In a further aspect, the buffering agent is L-arginine. In a further aspect, the buffering agent is sodium phosphate monobasic.

Fexofenadine zwitterionic dihydrate form I of formula (I) Paraben-free aqueous pharmaceutical suspension formulations and uses thereof are provided, including JPEG2026501487000031.jpg4390. In certain embodiments, the formulations include polypropylene glycol, edetate disodium, potassium sorbate, xanthan gum, poloxamer 407, titanium dioxide, sodium phosphate monobasic monohydrate, sodium phosphate dibasic heptahydrate, artificial raspberry cream flavor, sucrose, xylitol, and purified water. The disclosure also includes methods of making such formulations.

The present disclosure provides bio-material composition, comprising a dry potassium phosphate based mixture comprising: MgO, monobasic potassium phosphate, monobasic sodium phosphate, proteoglycans, calcium sodium phosphosilicate, and a plurality of spherically-shaped polymers, wherein a weight percent ratio of monobasic potassium phosphate to MgO is between about 3:1 and 1:1, wherein the dry potassium phosphate based mixture is configured to be mixed with the aqueous solution to thereby form a reabsorbable bio-material slurry, wherein the spherically-shaped polymers are between about 1-5 weight percent of the dry composition, and wherein the spherically-shaped polymers are absorbed faster than the remaining components of the reabsorbable bio-material slurry to thereby form pockets within the bio-material composition that enhance reabsorption of the bio-material co

The application discloses a phosphorus-containing non-noble metal alkaline water electrolysis hydrogen production electrode and a preparation method thereof, and the method comprises the following steps: cleaning and surface treating a Raney nickel mesh substrate; preparing a first reaction solution containing a cobalt salt, a nickel salt, sodium dihydrogen phosphate and dimethylaminoborine, depositing the substrate in the reaction solution, drying, sintering at 400-600 DEG C, and forming a phosphorus-containing nickel-cobalt-boron inner protective layer; then preparing a second reaction solution containing a cobalt salt, a nickel salt and dimethylaminoborine, depositing the substrate with the inner protective layer in the second reaction solution, and drying to obtain an alkaline water electrolysis hydrogen production electrode with a nickel-cobalt-boron catalytic layer as the outer layer. Through the double-layer coating structure and intermediate sintering treatment, the service life of the electrode under large current density and the dynamic response ability to fluctuating power are improved, the reverse current corrosion generated in the electrolysis cell when the current is turned off can be effectively resisted, the overpotential is greatly reduced, and the electrode is suitable for industrial water electrolysis hydrogen production combined with wind energy and light energy and ordinary stable power supply.

Methods of treating a subject for a microbial eye condition are provided. Aspects of the methods include administering to the subject an activated sodium chlorite composition, where the compositions include sodium chlorite; and a buffer component prepared from sodium phosphate monobasic monohydrate and citric acid. Also provided are methods of inhibiting a virus associated with a tissue, such as an adenovirus or coronavirus. In addition, delivery devices for administering an activated sodium chlorite composition to a tissue are provided.

Provided is a paraben-free aqueous pharmaceutical suspension formulation comprising fexofenadine zwitterionic dihydrate Form I of formula (I)and uses thereof. In certain embodiments, the formulation comprises polypropylene glycol, edetate disodium, potassium sorbate, xanthan gum, poloxamer 407, titanium dioxide, sodium phosphate monobasic monohydrate, sodium phosphate dibasic heptahydrate, artificial raspberry cream flavor, sucrose, xylitol, and purified water. The disclosure also includes methods of making such formulations.

A composition for treating atrophic vaginitis including sildenafil citrate USP (C22H30N6O4SC6H8O7), oxytocin USP (C43H66N12O12S2), boric acid, Chlorobutanol, Sodium phosphate monobasic and L arginine or L arginine HCI as a buffering system formulated in a suitable, non stainable and non leaky vaginal cream base. A method of treating atrophic vaginitis comprising topically administering the composition to a patient in need thereof.

The invention discloses a novel synthesis method of calcium glycerophosphate. The method comprises the following steps: reacting glycidol with a sodium dihydrogen phosphate aqueous solution under an acidic condition to generate an intermediate sodium glycerophosphate, then generating disodium glycerophosphate under an alkaline condition, and finally carrying out a replacement reaction with calcium chloride to obtain a high-purity calcium glycerophosphate product. The process is high in atom economy and small in environmental pollution, the product purity can reach 99.0% or above, and the method is suitable for the fields of medicine, food, feed additives and the like.

The present disclosure relates to a method for treating a bone defect using a bio-material with increased porosity and reabsorption characteristics, the method comprising: (a) mixing a dry potassium phosphate based mixture with an aqueous solution to form a reabsorbable bio-material slurry, wherein the dry potassium phosphate based mixture comprises MgO, monobasic potassium phosphate, monobasic sodium phosphate, proteoglycans, and calcium sodium phosphosilicate, wherein a weight percent ratio of monobasic potassium phosphate to MgO is between about 3:1 and 1:1, wherein the dry potassium phosphate based mixture is configured to be mixed with the aqueous solution to thereby form a reabsorbable bio-material slurry, wherein the proteoglycans are between about 1-10 weight percent of the dry composition, (b) accessing a void of a bone defect within a bone, and (c) filling the void with the reabsorbable bio-material slurry, wherein the reabsorbable bio-material slurry is osteoconductive and osteoinductive, thereby enabling new bone growth in the void.

The purpose of the present invention is to provide an anti-acanthamoeba liquid which has an anti-acanthamoeba effect, has little impact on ocular tissue, is safe, and has versatility that can be applied to most contact lenses. The purpose is achieved by a solution for resisting acanthamoeba, which comprises a sodium dihydrogen phosphate dihydrate, a basic isoosmotic adjusting agent, and polydiallyldimethylammonium chloride having an average molecular weight of 10,000 to 1100,000, and the like.

The present invention relates to a liquid composition comprising: a polyalkylene oxide-asparaginase at a concentration of 750 IU per mL of the composition; dibasic sodium phosphate at a concentration of 0.5 to 0.6% by weight; monobasic sodium phosphate at a concentration of 0.1 to 0.2% by weight; and sodium chloride at a concentration of 0.8 to 1.0% by weight, wherein the polyalkylene oxide-asparaginase comprises an asparaginase covalently linked to a polyalkylene oxide group that is a polyethylene glycol, wherein the polyalkylene oxide group is covalently linked by a carbamate linker to the asparaginase, wherein the carbamate moiety originates from a succinimidyl carbonate (SC) linker

The present disclosure provides aqueous formulations comprising hydrocortisone sodium phosphate and monothioglycerol. In some embodiments, the formulations comprise monobasic sodium phosphate, dibasic sodium phosphate, or disodium EDTA. The present disclosure further provides a method of treating a disease or disorder in a subject by administering the aqueous formulation.

The invention provides sodium phosphate powder. The sodium phosphate powder comprises the following components in parts by weight: 15-30 parts of sodium dihydrogen phosphate or monohydrate of sodium dihydrogen phosphate; 3-6 parts by weight of disodium hydrogen phosphate; 0.05 to 0.3 part by weight of a defoaming agent; 0 to 0.25 part by weight of a sweetener and 0 to 0.04 part by weight of an aromatic; in the powder, the particle size of 60-80% of particles is 50-120 meshes, and the particle size of more than 20% of particles is more than 50 meshes. The invention also provides a preparation method of the sodium phosphate powder. The particle size of the powder particles is increased, meanwhile, the particle size distribution range of the powder particles is wide, and the problem that powder is caked after being placed for a long time under the conditions of high temperature, high humidity and the like can be solved. Experimental results show that the powder provided by the invention is relatively good in stability, the character of the powder is not changed after the powder is placed for 6 months under a high-temperature condition, and the solubility and the dissolution time of the powder are not obviously changed compared with those of 0 month.

The invention discloses a phosphate group-containing surfactant as well as a preparation method and application thereof, and belongs to the technical field of fine chemical engineering, the molecular structural formula of the phosphate group-containing surfactant is as follows: in the formula, n is 12, 14, 16 or 18; m is Na or K. The preparation molar ratio of the surfactant containing the phosphate group is as follows: the molar ratio of the N-alkyl-1, 3-propylene diamine to the organic solvent I to the itaconic acid to the acrylamide to the epoxy chloropropane to the dihydric phosphate to the water is 1: (12 to 23): (1.01 to 1.06): (1.01 to 1.08): (1.03 to 1.15): (1.30 to 1.90): (23 to 32). The dihydric phosphate is sodium dihydrogen phosphate or potassium dihydrogen phosphate. Hydrophilic groups such as a quaternary ammonium salt group, a hydroxyl group, an acylamino group, a carboxylic acid group, a phosphate group and cyclic amide are introduced into the molecular structure of the surfactant containing the phosphate group, so that the surfactant containing the phosphate group is relatively good in surface performance.

Provided is a paraben-free aqueous pharmaceutical suspension formulation comprising fexofenadine zwitterionic dihydrate Form I of formula (I) and uses thereof. In certain embodiments, the formulation comprises polypropylene glycol, edetate disodium, potassium sorbate, xanthan gum, poloxamer 407, titanium dioxide, sodium phosphate monobasic monohydrate, sodium phosphate dibasic heptahydrate, artificial raspberry cream flavor, sucrose, xylitol, and purified water. The disclosure also includes methods of making such formulations.