66results about How to "Reduce the precipitation rate" patented technology

The invention relates to flour food, in particular to a minor cereal nutrient dried noodle produced by a double extrusion and secondary steaming combination method and a preparation method thereof. The invention is characterized in that the minor cereal nutrient dried noodle is prepared through the following steps: five cereals are taken as main raw materials, cucurbits, vegetables and potatoes are added or are not added, an auxiliary material capable of improving and enhancing the quality of a product and a complex quality improvement liquid are added, and processes such as raw material pretreatment, mixing and stirring, noodle-making molding by the double extrusion and secondary steaming combination method, drying, cutting, packing and so on, are performed. The reasonable formula design and the noodle-making molding process by the double extrusion and secondary steaming combination method, namely a process of steaming and cooking once again after two-stage extrusion molding, assure the balanced nutrition and the strong health care function of the product, and the minor cereal nutrient dried noodle has the advantages of long storage period, steady quality, no turbid soup during the cooking, boiling fastness, good thermal stability, smooth appearance, and chewy taste, and can be eaten as staple food like ordinary dried noodles.

A long throw Pop-Up Irrigation Nozzle assembly has no oscillating or rotating parts and includes a cylindrical body having a fluid inlet and a sidewall defining at least one fluidic circuit configured to generate a selected spray pattern when irrigation fluid flows through the body. In order to throw long distance, droplet velocity, droplet size and droplet initial aim angle determine the throw to provide a low precipitation rate (“PR”) for fluidic sprays. The nozzle assembly and method of the present invention achieve a PR of 1 in / hr or less and good spray distribution with a scheduling coefficient (“SC”) of about 1.5 without utilizing any moving components to provide a significantly more cost effective nozzle assembly, as compared to prior art rotator nozzles.

The invention provides environment-friendly soft polyvinyl chloride granules. The environment-friendly soft polyvinyl chloride granules are prepared from the following raw materials: 100 parts of polyvinyl chloride resin, 30-130 parts of ester plasticizer, 5-10 parts of epoxidized soybean oil, 0.1-2 parts of calcium / zinc compound stabilizer, 0.1-1 part of lubricating agent and 0.01-0.5 part of halloysite nanotube. The soft polyvinyl chloride granules have high plasticizing efficiency, superior toughness, extremely low precipitation rate, and safety protection of the environment and body health are facilitated.

The invention relates to an electrolyte for a lithium-sulfur battery containing a sulfide solubilizer. The electrolyte mainly comprises an electrolyte salt and an organic solvent, wherein the organic solvent comprises an ether organic solvent and the sulfide solubilizer. The invention discloses a determination method for the solubility of the sulfide in the organic solvent. The invention further discloses a composition method of the sulfide solubilizer. The invention provides the lithium-sulfur battery containing the electrolyte; a negative active material is a lithium metal or a lithium-containing alloy, a positive electrode is formed by alloying and ball-milling of the positive active material, a conductive agent and an adhesive at the ratio, and a positive active material is element sulfur or a sulfur-containing compound. The product provided by the invention has the advantages of being available in raw materials, simple in process and the like, and the rate capability of the lithium-sulfur battery can be improved.

The invention discloses a compound type yoghurt stabilizer and a preparation method thereof, which belong to the technical field of yoghurt stabilizer preparation. The compound type yoghurt stabilizer is prepared by taking modified dietary fibers with high water holding capacity, expansibility, thickening property and adsorptivity as well as abundant grid structure as main raw materials, scientifically compounding a plant extract and protein hydrolysate which contain high-content natural antifreeze peptides, Chinse herbal medicinal extracts with cold and heat stress resistance, sodium carboxymethylcellulose, pectin, tremella polysaccharide, transglutaminase and other food raw materials and refining; the prepared compound type yoghurt stabilizer has the advantages that the quality problems about low viscosity, rough texture, poor mouthfeel, whey separating and the like in the late-stage storage process of yoghurt are solved; in addition, the viable content of lactic acid bacteria in the yoghurt is obviously improved, and the shelf life is prolonged to over twenty-one days; besides, the yoghurt is good in solidifying state, and is suitable for long-distance transportation.

To provide nickel composite hydroxide particles having a small and uniform particle diameter and a method for producing the same.The method for producing the nickel composite hydroxide particles includes: a nucleation step of producing nuclei including primary particles by controlling a pH of an aqueous solution for nucleation to 11.5 to 13.2 at a liquid temperature of 25° C., the aqueous solution for nucleation containing a metal compound having an atomic ratio of metals corresponding to an atomic ratio of metals in the nickel composite hydroxide particles and substantially not containing a metal complex ion-forming agent; and a particle growth step of forming, on an outer surface of each of the nuclei, an outer shell portion including platy primary particles larger than primary particles of the nuclei by controlling a pH of an aqueous solution for particle growth containing the nuclei obtained in the nucleation step to 9.5 to 11.0 at a liquid temperature of 25° C.

A method for producing nickel composite hydroxide particles may include: a first step of producing nuclei including primary particles by controlling the pH of an aqueous solution for nucleation, the aqueous solution for nucleation containing a metal compound having an atomic ratio of metals corresponding to an atomic ratio of metals in the nickel composite hydroxide particles and substantially not containing a metal complex ion-forming agent; and a second step of forming, on an outer surface of each of the nuclei, an outer shell portion including platy primary particles larger than primary particles of the nuclei by controlling the pH of an aqueous solution for particle growth containing the nuclei obtained in the nucleation step.

A long throw Pop-Up Irrigation Nozzle assembly has no oscillating or rotating parts and includes a cylindrical body having a fluid inlet and a sidewall defining at least one fluidic circuit configured to generate a selected spray pattern when irrigation fluid flows through the body. In order to throw long distance, droplet velocity, droplet size and droplet initial aim angle determine the throw to provide a low precipitation rate (“PR”) for fluidic sprays. The nozzle assembly and method of the present invention achieve a PR of 1 in / hr or less and good spray distribution with a scheduling coefficient (“SC”) of about 1.5 without utilizing any moving components to provide a significantly more cost effective nozzle assembly, as compared to prior art rotator nozzles.

The invention provides a special alloy wax-proofing tool; the wax-proofing tool changes the electronic structures of wax molecules through electrochemical action so as to change the aggregation action of wax, efficiently inhibit and retard the coagulation blocking of wax and promote analyzed wax to suspend in liquid in the form of small crystals and flow along with the liquid, thereby efficientlypreventing and retarding the coagulation of wax on a tube wall and a sucker rod; and therefore, the flushing working period of an oil well is prolonged. As the application of a new technology of producing wax removal by crude oil, the special alloy wax-proofing tool avoids the pollution caused by thermal washing or chemical washing besides improving the production efficiency of crude oil, and hasobvious social and economic values.

The invention relates to a method for refining carbide in a large-size GH4738 cast ingot. The method comprises the following steps of preparing raw materials, performing vacuum induction melting on the raw materials to obtain an induction melting cast ingot, taking the induction melting cast ingot as a consumable electrode, sequentially carrying out vacuum consumable melting according to an arcingstage, a stable melting stage and a heat capping stage, after finishing the vacuum consumable smelting, conducting furnace cooling, conducting ingot removing, and obtaining a GH4738 cast ingot with refined carbide. By strictly controlling the nitrogen content in the vacuum induction smelting cast ingot and the reasonable smelting rate in the vacuum consumable smelting process and cooperating withan He gas cooling system, carbon segregation in the GH4738 cast ingot is reduced, grains are refined, TiN homogeneous nucleation is promoted, and therefore the effect of refining the carbide size inthe GH4738 cast ingot is achieved. By means of the method, the nitrogen content in the alloy can be effectively reduced, the size of the carbide in the GH4738 cast ingot is refined, and the mechanicalperformance of the GH4738 cast ingot is improved.

The invention relates to a hydrazine arc thruster ignition system for inhibiting large pressure fluctuation. The hydrazine arc thruster ignition system for inhibiting large pressure fluctuation comprises a diaphragm storage tank (1), a propellant filter (2), a propellant throttling orifice plate (3), a fuel gas generator (4) and an arc thruster (5). According to the system, the problems that the burning pressure of the fuel gas generator is greatly fluctuated due to bubble evolution in a propellant, and the burning pressure is greatly fluctuated due to a heat resistance change before and afterarcing are solved, the times and the amplitude of burning pressure fluctuation of the fuel gas generator can be greatly reduced, and the change of an arc attachment mode during an arc thruster ignition process is avoided, so that the damage on an electrode is reduced, and the service life of a thruster is prolonged.

The invention discloses a polyvinyl chloride material with high oxygen permeability and a preparation method thereof. The polyvinyl chloride material with high oxygen permeability comprises the following components in parts by weight: 60 parts of polyvinyl chloride resin with super-high molecular weight, 30-40 parts of polyvinyl chloride resin with middle molecular weight, 40-80 parts of plasticizer TOTM (Trioctyl Trimellitate), 5-20 parts of plasticizer DOA (Dioctyl Adipate), 0-20 parts of plasticizer DOS (Dioctyl Sebacate), 3-10 parts of secondary plasticizer and 0.5-5 parts of calcium and zinc thermal stabilizer. The basic resin used in the material disclosed by the invention is polyvinyl chloride resin which has high oil absorption and is prepared by a super-high molecular weight and middle molecular weight suspension method, the plasticizer TOTM with low mobility is selected, the cold-resistant plasticizers DOA and DOS are compounded in use, and epoxy plant oil plasticizer with the thermal stabilizing effect is used as an assistant, so that the low-temperature resistance and extraction resistance of the product are ensured, and the material has a high gas exchange rate and characteristic of high oxygen permeability and is suitable for blood storage, and particularly suitable for storage of blood platelets. The prepared PVC material with high oxygen permeability can make sure that blood platelets can be stored for 7 days at 22 DEG C, so that the material is suitable for preparation of blood platelet storage bags.

The invention relates to the technical field of purifying agents for vehicles, in particular to a porous grapheme-based air purifying agent. The porous grapheme-based air purifying agent is prepared from the following substances in parts by weight: 3-12 parts of organic titanate, 0.1-1 part of soluble metal salt, 1-3 parts of a silane coupling agent, 5-8 parts of graphene oxide, 3-8 parts of oxometallate, 1-12 parts of tripolycyanamide, 1-5 parts of a foaming agent, 80-150 parts of polypropylene resin, 2-10 parts of inorganic acid and 10-50 parts of a solvent. The porous grapheme-based air purifying agent can adsorb harmful gases in air, can catalyze the harmful gases in situ at an adsorption point, and has the advantages of high catalytic efficiency, high removal rate and thorough purification.

The invention discloses a flame-retardant material for textiles and a preparation method, and relates to the technical field of flame retardants. The flame-retardant material for the textiles comprises, by weight, 85-90 parts of ammonium polyphosphate and 5-10 parts of a siloxane coating agent, wherein the siloxane coating agent comprises, by weight, 5-8 parts of siloxane resin, 5-8 parts of a solvent and 0.1-0.3 part of a curing agent. By means of the material, an ammonium polyphosphate flame-retardant product and a textile material have good phase solubility so that the flame retardants canfully exert the flame-retardant effect. The material can be used for flame retarding of decorative fabrics, and the flame-retardant performance can reach the level B1; the material can be used for flame retarding of protective clothing fabrics, and the flame-retardant performance can reach the level B.

The invention discloses a powder-shaped alkali-free accelerator, which comprises the following parts: 3-8% sodium silicate, 2-8% sodium aluminate, 10-26% aluminum sulfate, 2-10% hydroxy carboxylic acid and 1-3% zipper powder, wherein the pH value of accelerator is 6 without alkali, which makes concrete condense rapidly within short time to improve strength; the evolution rate of alkaline reduces greatly when the pH value of concrete is 9, which reduces chemical corrosivity; the component strength of concrete with the accelerator is improved by 15-25% with impervious property more than S20 and stable durability. The invention lengthens the using lifetime of concrete building, which is fit for supporting and salvaging project such as tunnel, well and bridge.

A special alloy with a function of paraffin inhibition is characterized in that the special alloy contains the following elements of: by weight, 65-95% of Cu, 3-30% of Ni, 1.0-5.0% of Co and 0.1-0.5% of RE, wherein RE is rare earth element. With the application of the special alloy in crude oil production wax inhibitor / removal technology, crude oil production efficiency is not only raised, but pollution caused by hot washing / chemistry-flushing well is also avoided. Therefore, the special alloy has obvious social and economic values. The paraffin inhibition special alloy is a novel functional material and has a good subject research value and a development prospect for the research on interaction effect of a metal material and a liquid and the development of a novel functional material by its electrocatalysis effect of crude oil composition and a special function of changing wax deposition agglomeration behavior.

The invention relates to a glass fiber reinforced halogen-free flame-retardant PA6 (Poly Amide 6) / PS (Poly Styrene) alloy material and a preparation method thereof. The PA6 / PS alloy material is prepared from the following raw materials in parts by weight: 20 to 60 parts of PA6 resin, 15 to 30 parts of PS resin, 10 to 25 parts of flame retardant, 2 to 6 parts of flame retardant synergist, 6 to 12 parts of compatilizer, 0.2 to 0.6 part of coupling reagent, 0.3 to 0.8 part of antioxidant, 0.3 to 0.8 part of lubricant and 10 to 30 parts of glass fibers. Compared with the prior art, the PA6 / PS alloy material provided by the invention has the characteristics of good comprehensive mechanical performance, good flame retardance, stable size, low warping, oil resistance, high-temperature resistance, excellent machining performance and the like. Thus, the PA6 / PS alloy material can be conveniently applied to the fields of electric appliances, automobiles, mining machinery and the like.

A scale suppression apparatus capable of suppressing in a low-priced manner the generation of silica-based scale and calcium-based scale in the influent water, a geothermal power generation system using the same, and a scale suppression method are provided. The apparatus includes a first addition unit configured to add liquid containing a chelating agent and an alkaline agent to influent water flowing through a pipe arrangement to make the influent water higher than pH 7, a second addition unit configured to add an acid substance to the influent water to make the influent water lower than pH 7, and a controller configured to alternatively switch between the operation of the first addition unit and the operation of the second addition unit. The controller controls the switching of the first addition unit and the second addition unit based on the signals output from a scale detection unit and a pH meter.

An object of the invention is to provide a novel special alloy having functions of inhibiting separation and agglomeration of wax in wax-containing liquid. The alloy has special electrochemical activities when being contacted with the wax-containing liquid, can effectively inhibit separation, precipitation and agglomeration of the wax and some other components in the liquid, and can be used for wax removal and prevention treatment.

Aqueous binder compositions with reduced rates of salt precipitation are described. The compositions may include a carbohydrate and a sequestrant for sequestering one or more multivalent ions (e.g., Ca2+, Mg2+, Ba2+, Al3+, Fe2+, Fe3+, etc.). The sequestrant reduces a precipitation rate for the multivalent ions from the aqueous binder composition. Methods of reducing salt precipitation from a binder composition are also described. The methods may include the steps of providing an aqueous binder solution having one or more carbohydrates. They may also include adding a sequestrant for one or more multivalent ions to the aqueous binder solution. The sequestrant reduces a precipitation rate for the multivalent ions from the binder composition.

The invention provides a slow-release chemical paraffin removing ball, and a preparation method and applications thereof. The slow-release chemical paraffin removing ball is prepared through followingsteps: EVA and a paraffin inhibitor are mixed, and an obtained mixture is prepared into balls. The slow-release chemical paraffin removing ball comprises, by mass, 40 to 50% of EVA, 40 to 50% of sodium stearate, 1 to 5% of carboxymethyl cellulose, 2 to 3% of a pour-point depressant, and 2 to 3% of a cosolvent. According to the slow-release chemical paraffin removing ball, EVA is taken as a sphereskeleton, and physical paraffin control effect is achieved; the contained medicines are taken as paraffin inhibitors, and chemical paraffin control effect is achieved; the paraffin inhibitors are mixed in EVA, carboxymethylcellulose sodium is taken as a slow release agent, so that sodium stearate can be released in crude oil at a slow speed, long lasting effect is achieved, paraffin control treatment on different parts of a whole pipeline can be realized; and the pour-point depressant is capable of reducing paraffin precipitate rate.

The invention discloses termitomyces albuminosus brown stirred yoghurt and a preparation method thereof. The stirred yoghurt contains the following components in percentages by mass: 2-3 parts of white tremella powder, 5-7 parts of termitomyces albuminosus juice, 80-85 parts of fresh milk, 3-5 parts of mixed sugar, 0.2-0.3 part of acidity regulator, 0.2-0.4 part of caramel syrup and 2-3 parts of compound starters. The preparation method includes the following steps: raw material preparing, homogenizing, browning, fermenting and after-ripening; and the stirred yoghurt obtained by the preparation method has stable performance. The stirred yoghurt prepared by the invention is moderate in color, and solves the technical problems that the fresh milk is difficult in high-sugar fermentation and poor in fermentation flavor and tissue state after high temperature browning for a long time. By using the special coagulation effect of the termitomyces albuminosus to remove the use of stabilizers, the product is good in caramel flavor and fermentation flavor, uniform and fine and smooth in tissue state, shorter in fermentation time, high in quality and suitable for various people to eat with special effects of the white tremella and the termitomyces albuminosus.

The invention discloses a precipitation-resistant halogen-free flame retardant special for polypropylene and a preparation method thereof. The halogen-free flame retardant is prepared from, by weight,70-90 parts of phyllosilicate intercalation modified octabromo ether, 1-30 parts of a flame retardant synergist and 1-5 parts of a surface modifier, and the phyllosilicate intercalation modified octabromo ether is prepared from the following raw materials in parts by weight: 100 parts of octabromo ether, 1 to 20 parts of phyllosilicate, 3 to 8 parts of a surfactant and 1 to 3 parts of an intercalation modifier. The prepared flame-retardant polypropylene material can reach UL94-V0 (1.6 mm), the precipitation-resistant effect is good, and the mechanical property of the prepared composite material is excellent.

The invention discloses a polyvinyl chloride foam material. The polyvinyl chloride foam material prepared from, by weight, 25-50 parts of polyvinyl chloride paste resin, 20-30 parts of adipic acid polyester oil, 22-30 parts of a filler, 5-9 parts of a viscosity reducer, 2-5 parts of a foaming agent, 0.5-0.9 part of a potassium-zinc stabilizer and 0.05-0.1 part of a toner. The polyvinyl chloride foam material has a low precipitation rate and a low transfer rate in LFGB test by selectively controlling the self viscosity of raw materials and carrying out viscosity-reducing treatment in the processing process, and has a great market prospect as a food grade material.

The invention discloses a Greek yoghourt ice cream chocolate bar and a preparation method thereof. The Greek yoghourt ice cream chocolate bar comprises the following raw materials in percentage by weight: 20-72% of original-taste Greek yoghourt, 2-4% of a compound stabilizer, 20-72% of milk, 0.01-10% of a sweetening agent, 0.01-5% of a flavor regulator and 5-10% of chocolate syrup. The preparationmethod comprises the following steps of: preparing plain Greek yoghourt; preparing a colloid feed liquid; uniformly mixing the plain Greek yoghourt with the colloid feed liquid to obtain an ice creamsemi-finished product; and aging the ice cream semi-finished product, carrying out congelation, coating chocolate syrup, and sprinkling the flavor regulator on the outer layer of the chocolate to obtain the product. The prepared Greek yoghourt ice cream chocolate bar is soft, dense, smooth and fine in taste, rich in fragrance, low in stabilizer content, capable of being preserved at the temperature of 4-10 DEG C, good in stability and deeply popular with consumers.

The invention discloses a cold treatment technology for grape wine. The cold treatment technology comprises the steps of freezing, extracting, mixing and dissolving, suction filtering, cold storing and filling. The cold treatment technology disclosed by the invention is characterized in that in a cold treatment process, mannose protein extracted from wine lees yeast is added into the grape wine; thus, a separating-out rate of potassium bitartrate and calcium tartrate crystalline is reduced, the potassium bitartrate and calcium tartrate crystalline can be slowly separated out, and cold stability of the grape wine is improved. The mannose protein not only can improve a lateral stability effect of the grape wine, but also can make the grape wine keep a style and a feature of a natural productand reduce a later chemical and physical treatment frequency and a later chemical and physical treatment degree. By means of performing cold treatment on the grape wine by the method disclosed by theinvention, not only is ageing of new wine is accelerated, but also raw color and acor taste of the wine are reduced, the taste is coordinated and palatable, and wine quality is improved; furthermore,stability of the grape wine is improved, and original taste and flavor of the wine are kept.

The invention discloses an anti-ultraviolet honeycomb composite board. The honeycomb composite board comprises a honeycomb board core material, a honeycomb board panel and a honeycomb board panel basebottom film, wherein the honeycomb board panel is compounded together with the honeycomb board core material through the honeycomb board panel base bottom film; the honeycomb board panel is made of the following components in parts by weight: 40 to 100 parts of thermoplastic material, 0.5 to 1.5 parts of coupling agent, 0.5 to 2 parts of dispersing agent, 0.1 to 5 parts of ultraviolet light absorber and 0.1 to 5 parts of radical scavenger; the honeycomb board panel base bottom film is made of the following components in parts by weight: 90 to 100 parts of glass fiber cloth material, 0.5 to 1.5 parts of coupling agent, 0.5 to 2 parts of dispersing agent and 0.1 to 5 parts of quenching agent; the honeycomb board core material is made of the following components in parts by weight: 40 to 100 parts of thermoplastic material, 0.5 to 1.5 parts of coupling agent, 0.5 to 2 parts of dispersing agent, 0.1 to 3 parts of hydroperoxide decomposer and 0.1 to 3 parts of radical scavenger. In the honeycomb composite board, different light stabilizers are added, so that the honeycomb composite board has an ultraviolet absorption capability, the negative effect of ultraviolet radiation on the honeycomb composite board is lowered, and the service life of the honeycomb composite board is prolonged.

The invention relates to the technical field of vehicle purification agents, in particular to a preparation method of a porous graphene-based air purification agent. The preparation method of the porous graphene-based air purification agent includes the steps of: (1) adding a foaming agent into polypropylene resin and mixing the substances evenly, then conducting electrospinning to obtain polypropylene fiber, and performing calcining to obtain porous carbon fiber; (2) subjecting the porous carbon fiber, a soluble metal salt, a silane coupling agent and organic titanate to thermal reaction in asolvent to obtain modified porous carbon fiber; (3) modifying graphene oxide to obtain porous modified graphene oxide; and (4) mixing the modified porous carbon fiber with the porous modified graphene oxide to obtain the composite porous graphene-based air purification agent. The porous graphene-based air purification agent obtained by the method provided by the invention can adsorb harmful gasesin the air and catalyze harmful gases in situ at an adsorption point, and has the advantages of high catalytic efficiency and high removal rate.

The invention discloses an anti-ultraviolet honeycomb composite board. The honeycomb composite board comprises a honeycomb board core material, a honeycomb board panel and a honeycomb board panel basebottom film, wherein the honeycomb board panel is compounded together with the honeycomb board core material through the honeycomb board panel base bottom film; the honeycomb board panel is made of the following components in parts by weight: 40 to 100 parts of thermoplastic material, 0.5 to 1.5 parts of coupling agent, 0.5 to 2 parts of dispersing agent, 0.1 to 5 parts of ultraviolet light absorber and 0.1 to 5 parts of radical scavenger; the honeycomb board panel base bottom film is made of the following components in parts by weight: 90 to 100 parts of glass fiber cloth material, 0.5 to 1.5 parts of coupling agent, 0.5 to 2 parts of dispersing agent and 0.1 to 5 parts of quenching agent; the honeycomb board core material is made of the following components in parts by weight: 40 to 100 parts of thermoplastic material, 0.5 to 1.5 parts of coupling agent, 0.5 to 2 parts of dispersing agent, 0.1 to 3 parts of hydroperoxide decomposer and 0.1 to 3 parts of radical scavenger. In the honeycomb composite board, different light stabilizers are added, so that the honeycomb composite board has an ultraviolet absorption capability, the negative effect of ultraviolet radiation on the honeycomb composite board is lowered, and the service life of the honeycomb composite board is prolonged.

The invention belongs to the technical field of dairy products, and particularly relates to a soybean milk treatment method, soybean-based yoghourt and a preparation method of the soybean-based yoghourt, the soybean milk treatment method comprises the following steps: mixing soybean milk with malt syrup to obtain mixed slurry, and adsorbing the mixed slurry with attapulgite and activated carbon to obtain the soybean milk. According to the present invention, the research results show that the treatment method can substantially reduce the beany flavor, stimulate the strong bean flavor of the soybean milk, well fuse the soybean milk with other raw materials of the soybean-based yogurt, promote the good release of the flavor of the soybean-based yogurt during the fermentation process, basically eliminate the bad flavor of the beany flavor on the soybean-based yogurt product, and improve the taste of the soybean milk. The sour-sweet ratio is moderate, so that the flavor and the mouth feel of the bean-based yoghourt are improved.