38 results about "Sodium orthophosphate" patented technology

The invention provides a method for detecting the content of phosphates of different types in a complex sodium phosphate product, comprising: diluting the complex phosphate product with pure water, eluting the solution in gradient by an ion chromatograph, separating the phosphates of different types in a sample, and determining a response value; preparing four groups of standard solutions of sodium orthophosphate, sodium pyrophosphate, sodium polyphosphate and sodium trimetaphosphate in a concentration range of 2-20mg/L, determining the corresponding area response values of the standard solutions by the ion chromatograph under same conditions, and calculating by the formula FI=cI/SI; selecting a average value of FI of the four groups of solutions of each component, to determine a correction factor of each component, and finally, calculating the content of each component in the complex sodium phosphate products. The product provides a method for simultaneously detecting the content of phosphates of different types in a complex sodium phosphate product by a simple method and a precision apparatus. The detection result is good in repeatability and stability. The method is suitable as a common quantitative analysis method.

The invention discloses a method for producing sodium tripolyphosphate by replacing ammonium nitrate with sodium nitrate taken as catalyst. The method comprises the steps as follows: adding soda and wet process phosphoric acid are in a neutralization agitation tank for neutralization reaction, adding sodium nitrate in the product according to the proportion that 4 to 5 kg of sodium nitrate added in one ton of sodium tripolyphosphate after the neutralization reaction is largely over, boiling for 15 to 20 min to produce sodium orthophosphate neutralization liquid, pumping the sodium orthophosphate neutralization liquid into a neutralization liquid storage tank, and finally pumping the neutralization liquid into a polymerization furnace by a high pressure pump to synthesize sodium tripolyphosphate. The pH value of the neutralization reaction is controlled to be 6.5 to 7.0, the Baume density of neutralization slurry is controlled to be 54 to 56 Degree Baum'e, and the relative density is 1.50 to 1.60. After the method provided by the invention is adopted, the cost for transportation and safety management of nitramine (hazardous chemical substance) can be reduced; and when nitramine is replaced by sodium nitrate, Na<+> ion in Na NO3 can be fully utilized, and the consumption of soda can be reduced, so that the manufacturing cost can be lowered.

The invention discloses a novel corrosion-resistant vehicle antifreeze fluid. The antifreeze fluid consists of the following components in parts by weight: 10-20 parts of ethylene glycol, 10-20 parts of glycerin, 0.1-0.5 part of sodium orthophosphate, 10-15 parts of sodium benzoate, 0.1-0.5 part of methylaniline, 0.1-0.5 part of phthalic anhydride, 5-18 parts of phenolic resin, 5-10 parts of magnesium sulfate and 1-4 parts of borax. The antifreeze fluid has the advantages of good stability, environment friendliness, excellent antifreeze effect and low production cost.

The invention discloses a methylcellulose multicolor coating. The methylcellulose multicolor coating is prepared from the following raw materials in parts by weight: 100 parts of methylcellulose, 5-15 parts of zinc oxide, 10-20 parts of sodium pentachlorophenate, 30-40 parts of dimethylbenzene, 15-25 parts of montmorillonite, 25-35 parts of talcum powder, 70-90 parts of deionized water, 10-30 parts of cyclohexanone, 10-20 parts of pigment, 15-35 parts of trimethylolpropane, 20-30 parts of sodium orthophosphate, 5-25 parts of toluene diisocynate, 4-10 parts of plasticizer, 35-45 parts of aluminium stearate, 20-40 parts of polyving akohol and 25-45 parts of epoxidized soybean oil; the coating is multicolor and soft in gloss; the base of the coating is not exposed after the coating is scrubbed for 11,000-13,000 times; the content of solid accounts for 25-35%; when the coating is soaked in water at the temperature of 20 DEG C for 60-80 days, no bubble is formed and no powder is dropped; the surface is dried for 15-25 minutes and the solid is dried for 6-8 hours; and the loss rate of the coating in a coating reciprocating tester reaches 0.004-0.006g/cm<2> after running for 1000 times, so that the coating can be widely produced and used for continuously replacing the existing material.

The invention discloses modified wear-resistance paint for casts. The paint is prepared from the following components in parts by weight: 20-27 parts of dual-component polyurethane, 15-22 parts of modified graphene, 6-8 parts of mica powder, 2-3 parts of a silane coupling agent KH-570, 5-7 parts of sodium orthophosphate, 8-19 parts of an alkyd resin, 5-9 parts of aluminum silicate, 25-35 parts of acrylic modified polyurethane, and 15-26 parts of a glycerine epoxy resin. The invention provides the modified wear-resistance paint for the casts, and the outside paint films of the casts, using the paint, not only have high abrasion resistance, but also have high corrosion resistance.

A multifunctional boiler water treatment scale inhibitor consists of 1-amino-pyrrolidine, monometallic sodium orthophosphate, sodium sulfite and ethylenimine and deionized water. It has wide pH range and better dispersion ability, it can control scale effectively under the conditions of high-hardness, high-iron content, high-base content, high-pH and high-temperature.

The invention relates to a wear-resistant material for casting, prepared from the following in parts by weight: 10-16 parts of dextrin powder, 12-18 parts of polyvinyl alcohol, 12-18 parts of iron oxide powder, 6-10 parts of n-butyl alcohol, 1-6 parts of sodium orthophosphate, 3-9 parts of starch paste, 3-9 parts of lignosulfonic acid, 2-8 parts of sodium carboxymethyl cellulose, 2-10 parts of silica sol, 10-20 parts of modified graphene, 0.3-0.9 parts of iron oxide red powder, 6-12 parts of hollow glass microspheres, 10-18 parts of triphenyl phosphite, 10-30 parts of acrylic modified polyurethane, 10-18 parts of nano ceramics powder, 2-8 parts of sodium benzoate, 3-9 parts of aluminum phosphate, and 3-7 parts of epoxy resin. A wear-resistant layer can be established on the surface of a casting through scientific and reasonable material matching, thereby greatly improving the wear resistance of the casting, fully satisfying the wear-resisting characteristics of the casting under various environments, and effectively prolonging the service life of the casting.

The invention discloses a surface treatment material for an abrasion-resistant alloy casting. The surface treatment material comprises, by weight, 2-5 parts of aluminum silicate, 2-5 parts of calciumbentonite, 5-11 parts of kieselguhr, 2-5 parts of quartz powder, 3-7 parts of olivine powder, 1-3 parts of alundum powder, 11-14 parts of dextrin powder, 2-5 parts of aluminum sulfate powder, 11-13 parts of polyvinyl alcohol, 14-16 parts of ferric oxide powder, 7-9 parts of n-caprylic alcohol, 6-8 parts of nano attapulgite, 5-11 parts of grass ash and 2-5 parts of sodium orthophosphate. By adoption of the surface treatment material, the abrasion resistance and corrosion resistance of the surface of the casting are effectively improved. In addition, the alloy strengthening process of the surface of the casting can be completed at a time at the same time of casting, so that the technique is simplified, the abrasion resistance of a strengthened layer is about 2-3 times that of a base material, and the acid corrosion resistance of the strengthened layer is about 5 times that of the base material.

The invention discloses an external wall multicolor paint which is prepared from distilled water, a pigment, methylisobutyl ethanol, sodium sulfate, n-octanol, sodium pentachlorophenate, montmorillonite, sodium orthophosphate, methyl cellulose and ethylene glycol monobutyl ether. The grains with various colors of the product have clear margins, and can not adhere to each other when being stirred. The solid content is 30-50%, and the coating weight is 0.15-0.35. The drying time is 5-15 hours, the storage time is 11-15 months, and the paint can be widely produced and continuously substituted for the existing materials.

The invention relates to a material for oxygen sensor, method for making the same and a motor oxygen sensor manufactured with the material. The material comprises titanium chip base and IiO2 thin film formed on the base surface with anodic oxidation process on home position. The processing method comprises following steps of: 1. processing the titanium chip base with 2-6% (weight percentage) acid solution to remove oxidate on the surface of titanium chip; 2. taking the processed titanium chip as anode, graphite as cathode, and taking 10-30% (weight percentage) sodium orthophosphate solution as base electrolytic solution to electrochemical oxidation on anode and form TiO2 thin film on the titanium chip surface. The motor oxygen sensor is characterized in that its materials comprises titanium chip base and IiO2 thin film formed on the base surface with anodic oxidation process on home position.

The invention discloses a preparation technology of quick-drying dark red ink. The preparation technology comprises the following steps: 1, adding pure water, permanent red F4R, everbright fast red BBN and 107 molybdate red to a reaction kettle provided with a stirrer and a thermometer, and stirring above materials; 2, adding sodium pentachlorophenate, 2 a polyamide resin liquid and ethylene glycol monobutyl ether, and heating and stirring above materials; 3, adding n-octyl alcohol, tritolyl phosphate and methyl cellulose, heating above materials, adding montmorillonite, polyethylene microcrystalline wax and sodium orthophosphate, and stirring above materials; and 4, adding stearic acid or polyol, polydimethylsiloxane and gelatin, adding he obtained mixture to a sand mill, grinding and dispersing the mixture, and cooling the ground mixture to obtain the quick-drying dark red ink. The alcohol tolerance of the quick-drying dark red ink is 12-15t, the viscosity is 1.5-1.7cp, and the expressive force reaches up to 92-95%; and the surface drying time is 1-3s, the complete drying time is 3-7min, and the quick-drying dark red ink can be stored for 8-12 months without deterioration.

The invention provides special packing for an antistatic flame-retardant capacitor film. The special packing comprises the following raw materials of, by weight, 10-15 parts of isotatic polypropylene, 2-3 parts of graphene nanoplatelets, 15-20 parts of magnesium hydrate, 3-5 parts of sodium molybdate, 2-3 parts of sodium orthophosphate, 2-3 parts of hydrogenated tallow amine, 3-4 parts of polyethylene wax, 2-3 parts of sasol wax, 2-3 parts of perfluoroalkylethyl acrylate, 50-55 parts of municipal sludge, a proper amount of 5-7% muriatic acid, a proper amount of water and 15-20 parts of additives. The hydrogenated tallow amine is added to the packing, and therefore the film has the antistatic effect and is good in anti-puncturing performance; the magnesium hydrate is added, and therefore the film has an excellent flame retardant property; the perfluoroalkylethyl acrylate is added, and therefore the anti-pollution performance of the film is enhanced; the municipal sludge is used, therefore, the cost is reduced, the fineness is high, and the reinforcement performance is good; the additives are used, therefore, the dispersibility and the reinforcement performance of the packing can be improved, and the strength and the impact toughness of the film can be improved.

The invention discloses a method for preparing anti-wrinkle regenerated silk by using defective silkworm cocoons. The method includes the steps of 1), taking out silkworm pupae treated with micropowder and a hypochlorite solution prior to putting into the air; 2), performing degradation of cocoon powder by adopting high pressure cooking, enzymatic hydrolysis of mixed enzyme, a sodium hydroxide solution and a wall breaker by means of stirring; 3), adding an emulsifying modifier and a functional agent to a silkworm cocoon dissolving solution, and respectively performing high speed stirring and constant temperature and constant pressure reaction; 4), mixing polyacrylamide and polytene with acrylic hydroxyacetic acid for ammonia treatment, and then adding a silk modified degradation solution, zinc acetate and monometallic sodium orthophosphate by stirring and mixing for reaction; 5), drying and cooling a mixed solution to form colloidal, and preparing regenerated silk through mold spinning holes; 6), treating the newly spun regenerated silk by using a finishing solution to obtain the spinning regenerated silk.

The invention discloses a household anti-mite agent composition and a preparation method thereof, and relates to the technical field of daily chemical products. The household anti-mite agent composition comprises the following components in parts by weight: 2-15 parts of sodium orthophosphate; and 1-15 parts of a peroxide compound. According to the household anti-mite agent composition, the sodiumsalt and the peroxy compound are simultaneously used according to a certain ratio, so that mite bodies can be doubly destroyed, the mite killing rate is high, and the household anti-mite agent composition is safe to people. The preparation method of the household anti-mite agent composition provided by the invention is simple to operate and easy to implement, can remove mites on the surface of furniture or a fabric and mites inside the furniture or the fabric, and is remarkable in mite killing effect, long in effect lasting time and convenient to use.

The invention relates to a block for preventing and treating locoweed poisoning of animals, belonging to the technical field of an animal medicine. The block consists of the following raw materials in parts by weight: 2-3 parts of molasses, 10-15 parts of common salt, 3-4 parts of quick lime, 6-7 parts of bran, 2-3 parts of copper sulfate, 10-20 parts of a trace element mixing agent, 5-10 parts of urea phosphate and 2-4 parts of a yeast mannan-phosphate-Mg2+ induction mixing agent, wherein the yeast mannan-phosphate-Mg2+ induction mixing agent consists of the following components by the following proportioning: yeast mannan, L-rhamnose, pharmaceutical-grade magnesium sulfate and pharmaceutical-grade sodium orthophosphate in weight ratio of (0.25-0.5): (0.8-1): (3-5): (8-10). The nutrition block is remarkable in treating effect, sufficient in various components and raw materials, good in safety, convenient to implement, reasonable in proportion and complete in nutrition.