762results about How to "Improve solubility" patented technology

The invention provides a probiotics plant solid beverage for treating hyperuricemia and gout. The solid beverage is prepared by mixing freeze-dried probiotics powder and plant extract with the addition of proper auxiliary materials. The solid beverage comprises the following components: the plant extract, the auxiliary materials and the probiotics, with the sum of the mass percentage of each component being 100%. The plant extract comprises celery seed powder, sophora flower bud powder and platycodon root powder. The invention has an obvious effect on lowering uric acid and relieving gout.

The invention discloses a production method of distiller's grain fermentation liquid fertilizer specially applied to roxburgh rose. The distiller's grain fermentation liquid fertilizer is prepared bythe step of evenly mixing 50 to 80 parts of distiller's grain fermentation extracting solution, 0.5 to 1 part of microelement, 5 to 10 parts of seaweed meal, 5 to 10 parts of natural active organism,2 to 5 parts of potassium bicarbonate, 2 to 5 parts of natural active organism and 2 to 5 parts of natural surface active agent. A preparation method of the distiller's grain fermentation extracting solution comprises the steps: evenly stirring 50 to 80 parts of distiller's grain, 50 to 150 parts of rice washing water, 1 to 2 parts of EM microflora fermentation liquid and 0.5 to 1 part of sugar, performing composting fermentation at the room temperature to obtain a distiller's grain fermentation material, stirring and extracting through a sodium carbonate water solution, filtering and performing evaporation and condensation on obtained filtrate until the density is 1.1 to 1.2 to obtain distiller's grain fermentation extracting solution. The distiller's grain fermentation liquid fertilizerdisclosed by the invention has a good use effect, meanwhile can effectively prevent pest and disease damage to the roxburgh rose and is high-efficiency environment-friendly liquid fertilizer.

The invention discloses an ROS-responsive prostate cancer targeting prodrug as well as a preparation method and application thereof, and belongs to the technical field of biological medicines. The prodrug is formed by covalently linking a prostate cancer targeting peptide SYEELR, a ROS (reactive oxygen species) response type ketal thiol (TK) connexon and an active molecule Devimistat. The preparation method comprises the following two steps: firstly, coupling Devimistat with a TK linker to obtain an intermediate Dev-TK, and then coupling the intermediate Dev-TK with an SYEELR peptide fragment to obtain a target product. The prodrug can specifically break and release Devimistat in a tumor high active oxygen microenvironment, and active targeting delivery is realized by virtue of the SYEELR peptide. The invention provides a novel prostatic cancer treatment strategy with accurate targeting, controllable release, enhanced curative effect and toxicity reduction potential.

The invention discloses a catechol side group-containing polylysine derivative as well as a preparation method and application thereof. The preparation method comprises the following steps: (1) dissolving catechol acid in an organic phase, firstly adding NHS, stirring and dissolving until the materials are uniformly mixed, then adding EDC.HCl, and stirring and reacting to obtain a catechol-NHS intermediate solution; (2) dissolving polylysine or a salt thereof in a water phase, and adjusting the pH value to 6.0-7.0 by using an alkaline solution to obtain a solution of polylysine or a salt thereof; and (3) adding the intermediate solution obtained in the step (1) into the polylysine or the salt solution thereof obtained in the step (2), and maintaining the pH value of the reaction system at 5.0-6.0 by using an alkaline solution to obtain the catechol side group-containing polylysine derivative. The preparation method is short in reaction time and mild in reaction condition, and the obtained product is high in grafting rate and high in raw material conversion rate and has a good application prospect in the aspects of tissue adhesives and the like.

A liquid crystal composition contains a side chain type polymer liquid crystalline compound which can form a light absorption anisotropic film having a high alignment degree and has excellent solubility in a general-purpose solvent, a light absorption anisotropic film obtained using the composition, a laminate, and an image display device. The composition includes: a side chain type polymer liquid crystalline compound; and a dichroic substance, in which the compound is a copolymer having a repeating unit (1) containing a mesogenic group with a molecular weight of greater than 280 and a repeating unit (2) with a molecular weight of 280 or less, a content of the repeating unit (2) is less than 14% by mass with respect to a total mass of the compound, and a content of the dichroic substance is greater than 2% by mass with respect to a total solid content of the composition.

The invention belongs to the technical field of food processing, and particularly relates to a product rich in soluble yeast dietary fibers and a preparation method and application thereof. Wherein in terms of dry matter mass of the product containing the soluble yeast dietary fiber, the product containing the soluble yeast dietary fiber comprises the following components in percentage by mass: more than 40% of soluble yeast dietary fiber, less than 0.5% of fat, more than 20% of yeast beta-glucan and more than 20% of mannan. The product containing the soluble yeast dietary fibers prepared by the preparation method disclosed by the invention contains the soluble dietary fibers with higher content, the solubility is obviously improved, the mouth feel is improved to a certain extent, and the product contains lower fat content and is more beneficial to storage; and meanwhile, the product is rich in beta-glucan and mannan, so that the product has a wide application prospect.

The invention discloses an astragaloside synergistic type composition as well as a preparation method and application of the astragaloside synergistic type composition. Comprising the following components: 8 to 16 parts of astragaloside, 20 to 40 parts of a honeysuckle flower extract, 10 to 20 parts of L-carnitine, 0.1 to 0.5 part of selenium yeast, 3 to 8 parts of diammonium glycyrrhizinate, 5 to 15 parts of taurine, 8 to 20 parts of a fructus forsythiae extract, 2 to 7 parts of vitamin E, 12 to 32 parts of hydroxypropyl-beta-cyclodextrin, 2 to 10.5 parts of maltodextrin, 1 to 7 parts of Arabic gum, 10 to 20 parts of lactose, 1 to 3 parts of zinc gluconate and 2 to 5 parts of magnesium stearate. 1-3 parts of vitamin C, 1-5 parts of xanthan gum and 1-3 parts of lecithin. The composition has a wide application prospect in preparation of veterinary drugs or veterinary food additives.

The application discloses a kind of bistable suction disc devices for enhancing the performance of microneedle and preparation method thereof, belong to medical instrument technical field, the bistable suction disc device structure includes elastic hemispherical shell, and the outer wall of elastic hemispherical shell is provided with convex column, and the axis of convex column and elastic hemispherical shell coincides, and the inner wall of elastic hemispherical shell is provided with microneedle patch mounting platform, and microneedle patch mounting platform is located just below the convex column, and the platform is combined with microneedle patch;Elastic hemispherical shell includes first stable state and second stable state, and first stable state is open downward state, and second stable state is open upward state, and it changes first stable state and second stable state when using, so that the negative pressure area between the inner wall of elastic hemispherical shell and skin, enhance the drug delivery efficiency of microneedle on microneedle patch and skin interstitial fluid collection amount.The bistable suction disc device has wide application prospect in the field of biomedicine.

The present application provides a preparation method of an acid liquid system, comprising the following steps: adding 20-50 parts by mass of emulsified gelling acid into 50-80 parts by mass of gelling acid to obtain the acid liquid system; preferably adding 25-45 parts by mass of emulsified gelling acid into 55-75 parts by mass of gelling acid to obtain the acid liquid system.

The application provides a high-stability lignosulfonate-containing aqueous dye inkjet ink and a preparation method thereof, and belongs to the technical field of inkjet inks; the application constructs a repairable dynamic network through synergistic action: anchor copolymer functionalizes the surfaces of particles such as mica by using dopamine units, and the main units provide diol reaction sites; the bridging copolymer connects the particles into a three-dimensional structure by forming reversible borate ester chemical bonds with the diol sites through boronic acid groups; the synergistic action of the two suspends the particles through a gel structure during standing, and ensures long-term storage stability; during printing, the network collapses under shear force, and the viscosity sharply decreases to ensure smooth jet flow; after printing, the network self-repairs, and the viscosity is recovered to control droplet spreading, and finally, the unity of high stability and high printing performance is achieved.

This invention provides a multi-stage, multi-angle, rapid diffusion oxygen dissolving three-dimensional non-clogging microbubble aerator. An air inlet pipe and an air pipe are sequentially connected along the air inlet direction. A rapid microbubble cutting and diffusion oxygen dissolving unit is fitted outside the air inlet pipe. An inner cylinder and an outer cylinder are sequentially fitted outside the air pipe from the inside to the outside. The inner cylinder has a first inner cylinder section, a second inner cylinder section, and a third inner cylinder section sequentially along the air inlet direction. A medium-sized bubble cutting and diffusion oxygen dissolving unit is installed on the outer wall of the first inner cylinder section, a large bubble cutting and diffusion oxygen dissolving unit is installed on the outer wall of the second inner cylinder section, and an air guiding unit is installed on the outer wall of the third inner cylinder section. An air diffuser unit is installed at the air outlet of the air pipe. This multi-stage, multi-angle, rapid diffusion oxygen dissolving three-dimensional non-clogging microbubble aerator effectively cuts air into microbubbles, effectively solving the problems of clogging and short lifespan of traditional aerators after long-term use, and is suitable for aerobic aeration treatment.

The application relates to the field of contaminated gas treatment, and particularly discloses a high-absorption VOCs absorbent and a preparation method thereof. The high-absorption VOCs absorbent comprises the following components in parts by weight: a solubilizing composition 20-30%; a cosurfactant 10-15%; solvent oil 40-50%; and water in the remainder. The solubilizing composition comprises component A, wherein the component A comprises polyoxyethylene nonionic surfactant and paeonol, and the weight ratio of the polyoxyethylene nonionic surfactant to the paeonol is 1: (0.1-0.2). The high-absorption VOCs absorbent and the preparation method thereof comprise the following steps: S1, uniformly mixing the solubilizing composition and the cosurfactant, adding water, and dropwise adding solvent oil to obtain the high-absorption VOCs absorbent. The high-absorption VOCs absorbent can be used for industrial absorption of solvents in waste gas, has the advantages of high absorption rate and an absorption amount of 141.5-145.7 mg / g after 50 hours of ventilation, and the preparation method has the advantages of few steps, simplicity and high efficiency.

This invention relates to a method for extracting natural gas hydrates and the perfluorocarbon extractant used therein. The perfluorocarbon extractant comprises a viscosity modifier, an interface modifier, and a solvent; the viscosity modifier includes perfluorotributylamine; and the interface modifier includes perfluoropolyether and / or perfluorobutyric acid. The perfluorocarbon extractant of this invention exhibits high solubility for methane, strong hydrophobic properties, and stable physicochemical properties. During natural gas hydrate extraction, it allows methane released after hydrate decomposition to preferentially enter the extractant phase in a dissolved state and migrate within the reservoir, thereby achieving single-phase liquid extraction of methane. This technical approach can weaken or even eliminate the Jamin effect and seepage blockage caused by gas-liquid two-phase mixing, reduce reservoir flow resistance, and improve the extraction efficiency and continuous gas production capacity of natural gas hydrates in silty clay reservoirs.

The invention provides an aluminum alloy pretreatment method based on complex reaction, which comprises the following steps: S1, polishing an LDH (Layered Double Hydroxides) growth surface by using abrasive paper, and cleaning and drying; s2, preparing a complexing agent solution, wherein a complexing agent is selected from at least one of tannic acid, gallic acid and protocatechuic acid; s3, the aluminum alloy sample treated in the step S1 is put into the complexing agent solution in the step S2, and constant potential is applied to the aluminum alloy; s4, preparing a mixed solution of Zn (NO3) 2.6 H2O and NH4NO3, and adding an ammonia water solution to adjust the pH value to 6-6.5; s5, immersing the aluminum alloy treated in the step S3 into the mixed solution in the step S4, and putting the aluminum alloy into a constant-temperature water bath kettle to generate a Zn-Al-LDH film; and S6, after the hydrothermal reaction is finished, cooling to room temperature, and washing and drying the obtained reaction product. The surface of the aluminum alloy is pretreated through the complexing agent, the potential between an intermetallic compound and an aluminum matrix can be effectively balanced, the micro-couple effect is fundamentally inhibited, and ideal conditions are created for uniform, compact and defect-free growth of LDH.

The utility model discloses an energy-saving environment-friendly hot melt glue machine which comprises a base, a mounting rack is fixedly connected to the outer surface of the upper end of the base, a control panel is arranged on the outer surface of one side of the mounting rack, a liquid pump is arranged on the other side of the mounting rack, a glue pumping hose is arranged at a liquid inlet of the liquid pump, and a glue pump is arranged on the glue pumping hose. An adjustable heating assembly used for improving heating uniformity and comprehensiveness is arranged on the outer surface of the upper end of the mounting frame, the adjustable heating assembly comprises a fixed seat and a guide sliding rail, a hydraulic cylinder is fixedly mounted on the outer surface of the upper end of the fixed seat, and a lifting seat is arranged at the other end of a piston rod of the hydraulic cylinder; and a first driving motor is fixedly mounted on the outer surface of the upper end of the lifting seat. According to the energy-saving and environment-friendly hot melt adhesive machine disclosed by the utility model, the adjustable heating assembly is arranged, so that the structure is simple and practical, hot melt adhesive in the storage barrel body can be uniformly and comprehensively heated, the hot melt adhesive is uniformly heated, and the dissolving effect is better.

The utility model relates to the technical field of oil extraction, in particular to an efficient temporary plugging anti-overflow device. Comprising an upper connector, the upper connector is fixedly and hermetically connected with a valve connector, the lower end of the valve connector is fixedly and hermetically connected with a filter pipe and an outer cylinder, the filter pipe is located on the inner side of the outer cylinder, the valve connector is provided with an air hole communicated with an annular cavity between the outer cylinder and the filter pipe, and a check valve is installed in the air hole; the lower end of the filter pipe is fixedly and hermetically connected with a lower pipe located inside the outer cylinder, the lower end of the lower pipe is blocked and fixedly connected with the lower end of the outer cylinder through a lower connector, and a temporary blocking plate is detachably, fixedly and hermetically connected into the lower connector. Through soluble temporary plugging, multi-stage filtering, gas-liquid separation and modular sealing design, the device has the core advantages of efficient overflow prevention, rapid production, airlock prevention, low maintenance cost and the like, has both environmental protection property and economical efficiency, and is suitable for oil well operation under complex working conditions.

According to the ginseng extraction system and method provided by the invention, the dual goals of high purity and high yield of ginsenoside extraction are achieved through raw material adaptive parameter pre-optimization, self-adaptive cascade purification and activity protection, the enrichment effect of high-value monomer saponin is remarkable, and the loss of active ingredients is accurately controlled. According to the application, a detection-decision-regulation full-process closed-loop intelligent control system is constructed, near infrared spectrum rapid screening and HPLC-MS / MS accurate quantitative dual-mode online detection are fused, real-time and accurate monitoring of the saponin content is realized, and off-line detection and artificial experience parameters are not needed; the multi-target central control unit can automatically decide a purification path and process parameters according to detection data, and designs such as membrane pollution on-line monitoring, automatic backwashing and solvent circulating preheating are combined, so that continuous operation of the process is ensured, and production interruption caused by equipment failure and process fluctuation is avoided.

The invention belongs to the technical field of exosome preparation, and discloses a plant exosome with an anti-acne effect and a preparation method and application of the plant exosome with the anti-acne effect. According to the application, an integrated technical route of microbial regulation and induction, complexing-agent-free green extraction and synergistic acne resistance is established: a microbial strain spore suspension is used as a biological inducer, a plant active precursor is released by dynamic countercurrent of ethanol, and PEG / CaCl2 residues are completely eradicated through physical separation in the whole process; finally, the microorganism-induced plant exosome with high yield, high activity and high safety is obtained.

The invention discloses natural cereal and coarse cereal composite nutritional flour and a preparation method thereof, and relates to the technical field of flour preparation, the natural cereal and coarse cereal composite nutritional flour comprises the following raw materials: wheat flour, modified oat flour, modified corn flour, auxiliary coarse cereal flour and silicon dioxide; according to the invention, the modified oat flour is added, and through triple synergistic modification, the solubility and bioavailability of beta-glucan in oat are greatly improved, the water binding capacity and thermal stability of the composite flour are also enhanced, starch retrogradation is effectively inhibited, and the shelf life of a finished product is prolonged; pure physical modification does not have chemical residues, so that the composite flour is suitable for special crowds with diabetes, celiac disease and the like, and the defect that common coarse cereal composite flour is insufficient in functionality is overcome; the modified corn flour is added, the problems that common corn flour is low in dietary fiber solubility and poor in dough stability can be solved, a compact network is formed through synergy of natural polysaccharides, the water holding capacity and processing fluidity of the composite flour are improved, and water loss and caking in the cooking or baking process are reduced.

The application discloses a reaction kettle, which comprises a kettle body, a plurality of partitions are fixedly and assembledly connected in the kettle body, through the partitions, a kettle cavity in the kettle body forms a plurality of reaction cavities; the reaction kettle further comprises a layered stirring mechanism, the layered stirring mechanism comprises a stirring shaft, a pushing spiral plate assembly is fixedly and assembledly connected on the stirring shaft, the pushing spiral plate assembly comprises a plurality of lower pushing liquid spiral plates and upper pushing liquid spiral plates; the layered stirring mechanism further comprises stirring assemblies which are respectively located between the lower pushing liquid spiral plates and the upper pushing liquid spiral plates; in the stirring process, the lower pushing liquid spiral plates push reaction materials upwards, the upper pushing liquid spiral plates push reaction materials upwards, the pushing mode of the reaction materials by the lower pushing liquid spiral plates and the upper pushing liquid spiral plates increases the dissolving, crushing and mixing effects of the stirring assemblies on the materials, and the material reaction process is effectively and greatly increased.

The application provides a regeneration method of halogenated nitrobenzene continuous hydrogenation catalyst, and relates to the technical field of fixed bed halogenated nitrobenzene hydrogenation. The regeneration method mainly comprises the following steps: using alcohol, alkali, petroleum ether and ethyl acetate to preliminarily clean the bed layer, removing azo compounds and other pollutants on the surface of the catalyst by using the special properties of ionic liquids, and then completing the regeneration of the catalyst through the steps of pickling, precious metal solution treatment and drying. The application overcomes the defects of the prior art, has the advantages of simple operation, mild conditions and low cost, realizes the in-situ removal of surface impurities such as reaction intermediates and azo compounds on the catalyst surface without damaging the structure of the catalyst and disassembling the catalyst, further supplements the lost metal active components, and can effectively restore the catalyst activity.

The application provides a preparation method of a sulfide-based composite solid electrolyte film, comprising the following steps: adding 65-95 parts of a sulfide electrolyte, 1-10 parts of a lithium salt, 3-20 parts of a liquid polyether, 0.5-5 parts of a liquid organic modifier and 0.5-5 parts of a flame retardant into a high-speed blender according to mass fractions, and mixing by high-speed stirring, wherein one of the liquid polyether and the liquid organic modifier contains an amino group, and the other contains an epoxy group; rolling the mixed sample to obtain a thin film sample with a thickness of 20-50 microns; and placing the thin film sample in a vacuum oven for heat treatment to obtain the sulfide-based composite solid electrolyte film. The application also provides a sulfide-based composite solid electrolyte film and application thereof. The sulfide-based composite solid electrolyte film prepared by the preparation method has good film forming performance, and the film thickness can reach 20-50 microns.

The application relates to the technical field of phosphating aids, and discloses an aid for reducing phosphating sediment and a preparation method, which is composed of the following raw materials in percentage by weight: organic phosphonic acid sediment inhibitor 20-40%, high-molecular dispersant 10-25%, complexing stabilizer 5-15%, pH buffer 2-8%, oxidant 1-5%, surfactant 0.5-3%, and the balance is deionized water. Through the synergistic effect of the core components, the organic phosphonic acid sediment inhibitor and the high-molecular dispersant, a multiple protective barrier of "inhibiting nucleation, resisting scale growth and dispersing and stabilizing" is constructed, so that the generation and adhesion of the sediment are fundamentally reduced.

The utility model relates to the technical field of plant oil extraction, disclose a kind of box chain type plant extraction leaching device, the bottom four corners of the protective box are uniformly fixed with support leg, and the bottom of protective box is fixedly connected with hopper, the inside of hopper is fixedly connected with filter plate, and the bottom center of hopper is fixedly connected with discharge port, the top of protective box is fixedly connected with multiple feeding ports, feeding port is installed with turnover mechanism above, the inside of protective box is rotatably connected with driving roller and driven roller by bearing, driving roller and driven roller are externally sleeved with conveyance track, multiple groups of material box are fixedly connected with equidistance on conveyance track. When stirring rod is in-depth material box inside through feeding port, it can be reciprocated up and down while rotating, realize the forced mixing and turnover of upper layer and lower layer of material, significantly enhance the contact efficiency and leaching uniformity of solvent and plant raw materials, facilitate plant oil in material to be fully dissolved, improve the utilization of resources.

This invention relates to the field of skincare technology, disclosing a composition containing acetylated curcumin, its preparation method, and its application. The composition comprises 0.01-0.50 wt% acetylated curcumin, 0.10-0.5 wt% ferulic acid, 0.05-0.40 wt% citric acid compounds, and 5.00-20.00 wt% polyol. Ferulic acid quenches reactive oxygen species and improves the stability of acetylated curcumin; citric acid compounds stabilize the pH of the system, chelate metal ions, block the Fenton reaction, and inhibit the generation of •OH free radicals; the polyol enhances the water solubility of acetylated curcumin and improves the stability of ferulic acid. This invention, through the compounding of ferulic acid, citric acid compounds, and polyol, significantly reduces the problems of discoloration, off-flavor, and pH decrease caused by the decomposition of acetylated curcumin aqueous solutions under high temperature or light conditions. Furthermore, the preparation process is simple, easy to operate, and highly adaptable to various processes.

The application discloses a kind of eutectic solvent and its preparation method and application, the eutectic solvent is used for the dissolution, separation or regeneration of cellulose and / or starch, the eutectic solvent includes first solvent, second solvent and water;The first solvent is selected from at least one of the compounds shown in formula 1.The eutectic solvent of the application has very good solubility for cellulose and / or starch, can quickly dissolve a large amount of cellulose and / or starch, is suitable for the dissolution, separation and regeneration of cellulose and / or starch, etc., and is low in cost, easy to prepare, the raw materials used are all harmless to the environment, can be recycled, is an environmentally friendly solvent system.

The application discloses a method for regenerating cellulose from waste cotton based on ion solvation pretreatment and application thereof, and belongs to the technical field of high-value utilization of biomass resources. The method is characterized in that waste cotton fabric is immersed in a metal halide aqueous solution for ion solvation pretreatment, and then subjected to mild decolorization by a reduced decoloring agent, and then high-polymerization-degree cotton cellulose after decolorization is dissolved in a cellulose solvent system to obtain a high-transparency and high-activity cellulose solution. The cellulose solution can be widely applied to the fields of regenerated cellulose fiber spinning, nanocellulose preparation, functional aerogel / hydrogel construction and high-performance gel electrolyte. The application overcomes the problem that the thoroughness of decolorization and the retention of polymerization degree of regenerated waste cotton textiles are difficult to be considered simultaneously, and realizes efficient decolorization, high-polymerization-degree retention and efficient dissolution of waste colored cotton textiles in various solvent systems.

Provided are a novel composition and others. The composition at least comprises caryophyllene and a flavoring agent.

This application relates to a dosing device and an exhaust gas treatment system. The dosing device includes a dosing tank, a stirring mechanism, and a dosing pump. The dosing tank has a storage chamber for storing alkaline reagents. The stirring mechanism is located in the dosing tank and configured to stir the alkaline reagents in the storage chamber. The dosing pump has an inlet and an outlet. The inlet is configured to communicate with the storage chamber, and the outlet is configured to communicate with an exhaust gas treatment device. In this dosing device, the dosing tank can store alkaline reagents, and the dosing pump delivers these reagents to the exhaust gas treatment device to neutralize acidic gases to be treated in the device, thereby improving the device's ability to treat process exhaust gases. Furthermore, the stirring mechanism stirs the alkaline reagents in the storage chamber, which facilitates the dissolution of the solutes and maintains uniform concentration.

Provided is a method of separating a polyarylene sulfide by heating a polyarylene sulfide resin composition or a molded article thereof in a polar organic solvent to dissolve the polyarylene sulfide and subsequently performing solid-liquid separation with a stepwise change in the temperature. The present invention is aimed at separating and recovering a polyarylene sulfide from a polyarylene sulfide resin composition or a molded article thereof.