449 results about "Yolk" patented technology

The invention provides an egg yolk globulin powder processing traceability method and system, and the method comprises the steps: carrying out the multi-node monitoring of each processing traceability process through a block chain technology, and carrying out the chain packaging of a processing dependency relationship between adjacent processing traceability processes and a time certificate provided by an authority timestamp service; generating a chained association block between adjacent processing nodes in each processing traceability process; performing digital signature on the initial identification code of the egg yolk globulin powder raw material, the processing node information of each processing traceability process and the combined data of the preorder data block hash value, and generating a credible voucher of each processing traceability process; jointly constructing a traceability node of each processing traceability process based on the credible voucher of each processing traceability process, the processing node information and the chained association block; and generating a tamper-resistant full-process tracing chain of the egg yolk globulin powder based on each tracing node. Based on the scheme, cross-link credible association in egg yolk globulin powder processing traceability can be realized.

The invention relates to the technical field of nano drug loading, in particular to chlorin e6 composite liposome as well as a preparation method and application thereof. The preparation method comprises the following steps: dissolving egg yolk lecithin, cholesterol and chlorin e6 in an organic solvent, carrying out rotary evaporation in a constant-temperature water bath kettle to evaporate the solvent to dryness to form a lipoid film, adding a crocin aqueous solution, carrying out high-shear dispersion on the film, carrying out ultrasonication, and filtering with a 0.22 [mu] m filter membrane to obtain the chlorin e6 composite liposome. The chlorin e6 composite liposome prepared by the invention is high in encapsulation efficiency and good in stability, and has the effects of enhancing tumor cell uptake and killing tumor cells through photodynamic.

The invention discloses an egg yolk lecithin separation and extraction device and a technology thereof, and relates to the technical field of separation and extraction, the egg yolk lecithin separation and extraction device comprises: a stirring barrel, the stirring barrel is arranged on the ground; the feeding hole is fixedly formed in the top of the stirring barrel; the solvent tank is fixedly mounted at the top of the stirring barrel, and a chloroform solution is arranged in the solvent tank; the separating funnel is fixedly mounted at the bottom of the stirring barrel, and the separating funnel is used for separating an egg phosphorus solvent from a water phase; the motor is fixedly mounted at the top of the stirring barrel; the stirring rod is fixedly mounted at the output end of the motor, and a reciprocating spiral groove is formed in the surface of the stirring rod; the stirring plate is fixedly mounted at the bottom of the stirring rod; the elastic telescopic rod enables egg yolk and chloroform on the sliding plate to be mixed more sufficiently through up-down movement of the sliding plate.

The invention discloses an egg yolk protein osteogenic peptide and a preparation method thereof, and belongs to the field of biological medicine and the technical field of functional food or egg product processing. According to the method, the skimmed yolk powder is subjected to enzymolysis to prepare the osteogenic bioactive peptide, enrichment and separation are carried out through macroporous resin, the preparation and enrichment process is suitable for large-scale production, and laboratory achievements can be promoted to be converted into industrial production; two osteogenic active peptides are separated and identified, DFDLPT has the activity of promoting osteoblast proliferation, and FDIDPG has the functional activity of promoting osteoblast differentiation and mineralization.

The invention relates to an egg yolk shell structure ion-doped sodium ferric sulfate positive electrode material, a preparation method and an application thereof, and the material is an egg yolk shell sphere structure carbon composite sodium ferric sulfate positive electrode material formed by doping cations A and B at Na or Na / Fe ion sites of sodium ferric sulfate and enabling anions to occupy part of S-O tetrahedral positions to change the arrangement mode of Fe-O octahedrons of the sodium ferric sulfate, the shell and the inner core of the egg yolk shell sphere are uniform in material, a gap exists between the shell and the inner core, and carbon is uniformly distributed and coated inside and outside the material. The invention also discloses a preparation method and application of the egg yolk shell structure ion-doped sodium ferric sulfate positive electrode material. The material is large in specific surface area, the reversible charge-discharge capacity of an assembled battery is high, and the cycle performance and the high-rate performance are good. The method is low in raw material cost, simple, short in production period and suitable for large-scale continuous production.

The invention relates to the technical field of pet foods, in particular to a pet food for improving the palatability of the pet food and a preparation method of the pet food. The invention provides a pet food, which comprises the following raw materials: enzymolysis yolk liquid, enzymolysis yolk powder and goat milk powder, and the raw materials are applied to the pet food, so that feeding stimulation, taste increase and palatability increase can be formed when pets (such as pet dogs) eat the pet food, and further, strong olfactory stimulation is matched with the taste to increase feeding; stable food calling is guaranteed; and the palatability is improved.

The invention discloses a tiger skin soft boiled egg production process and a deoiling and cooling conveyor line, and relates to the technical field of food processing, the process comprises the following steps: S1, cleaning and disinfection: cleaning and disinfecting the surfaces of poultry eggs, and then washing the poultry eggs; s2, temperature returning placement: returning the temperature of the poultry eggs to 15-25 DEG C; s3, performing low-temperature water boiling: putting the poultry eggs into water with the temperature of 70-80 DEG C, and performing soaking and heating; s4, cooling and shelling: fishing out the poultry eggs, putting the poultry eggs into water for cooling, and then carrying out shelling treatment; s5, frying the tiger skin: putting the poultry eggs into hot oil, and frying the tiger skin at the temperature of 150-160 DEG C for about 3-4 minutes; s6, soaking in cold water: putting the fished-out tiger skin soft boiled eggs into ice water to be soaked for 3-5 minutes, and then fishing out the soaked tiger skin soft boiled eggs; s7, marinating: putting the tiger skin soft boiled eggs into marinade for marinating; and S8, packaging: fishing out the tiger skin soft boiled eggs, and carrying out vacuum packaging. The method has the effect of improving the soft yolk stability and the product quality of the tiger skin soft yolk eggs.

The invention provides a targeted egg yolk cholesterol removal device and method, the device comprises a heating device, an infrared sensor, a liquid taking rod and other key components, and the temperature, layering position detection and supernate collection in the liquid treatment process can be accurately controlled. The whole process flow comprises the following steps: firstly, diluting the egg yolk with a NaCl solution, treating with phospholipase and performing enzyme deactivation treatment; then, determining a layering position by using an infrared sensor, and collecting supernate to a lower stirring tank. And then adjusting the pH value, and adding beta-cyclodextrin for further reaction. And finally, transferring the precipitate to a lower stirring tank through a high-pressure air pump, mixing the precipitate with the supernate, and performing centrifugal treatment to obtain the yolk with the cholesterol content greatly reduced. The phospholipase and cyclodextrin adopted in the invention are natural substances, have no toxic or side effect, and are safe and reliable. In the process of removing cholesterol, harmful substances are not generated, and the method is environment-friendly; the provided equipment is high in function integration degree, the number, cost and energy consumption of the equipment are reduced, and material loss is reduced.

The invention relates to a preparation method and application of yolk polypeptide with ACE inhibitory activity, and the method comprises the following steps: Q1, adding degreased yolk powder into a proper amount of water, dissolving, and adjusting the pH value to 6-8; and Q2, adding alkaline protease or flavourzyme to carry out enzymolysis for 1.5-2.5 hours under the conditions that the temperature is 50-60 DEG C and the pH value is 7-8, and then carrying out enzyme deactivation to obtain the egg yolk hydrolysate. The ACE inhibitor with high activity is prepared by adopting step-by-step enzyme hydrolysis, five ACE inhibitory peptides (KFIPL, KFLPGY, KFLPTF, APTFGKL and KLPDMILY) with high activity are screened and identified by utilizing a bioinformatics method, and in order to solve the problem that the polypeptide is unstable after being sterilized in the functional beverage, CMC and GG are used as stabilizers, so that the utilization problem of the enzymolysis polypeptide in the functional beverage is solved.

The invention discloses phospholipid-rich egg yolk polypeptide powder as well as a preparation method and application thereof, and belongs to the technical field of food processing and medical health care. The preparation method of the phospholipid-rich egg yolk polypeptide powder specifically comprises the following steps: beating a fresh egg to separate egg yolk, adding water to dilute, adjusting the pH value to 5.0-6.0, centrifuging, and taking a precipitated phase; adding water to dilute the precipitate, adjusting the pH value to 7.0-9.0, and centrifuging to obtain a slurry phase supernatant; adding neutral protease into the pulp phase supernatant, and carrying out an enzymolysis reaction; after the reaction, concentrating, drying, freezing and crushing; placing the crushed material in a supercritical carbon dioxide extraction device for deoiling, and after deoiling, mechanically crushing and screening to obtain phospholipid-rich egg yolk polypeptide powder; the phospholipid-rich egg yolk polypeptide powder has relatively high dispersibility and stability, also has relatively high activity, has a very good promotion effect in improvement of a cognitive function, shows huge application potential in the technical fields of functional foods, health care products and medicines, and has extremely wide market prospects.

The invention discloses an egg yolk polypeptide capable of improving learning cognitive ability and a preparation method and application thereof, and the egg yolk polypeptide capable of improving learning cognitive ability is obtained by combining ultrasonic alkali treatment with alkaline protease enzymolysis and desalting by using an integrated membrane separation technology. According to the preparation method, the compact structure of the yolk can be destroyed through the ultrasonic alkali treatment and the enzymolysis process, the enzymolysis efficiency of the yolk can be improved, a large number of bioactive peptides are released, the bioactive peptide yield of a final product is stabilized to be 60% or above, the molecular weight of the bioactive peptides is intensively distributed to be 180-2000 Da, and the nutrition utilization rate is improved. The egg yolk polypeptide prepared by the method can significantly increase the value-added rate of nerve cells and improve the spatial memory ability and cognitive flexibility of mice, ultrasonic alkali treatment is combined with biological enzymolysis, no organic solvent or strong acid and strong alkali is added, and the production process of natural protein hydrolysate is natural and safe and meets the food-grade safety production standard.

The present invention discloses a pet food containing fish-derived raw materials with added vitamins and having the efficacy of beautifying hair and skin care, and a preparation method thereof. The pet food containing fish-derived raw materials with added vitamins of the present invention comprises the following raw materials in parts by weight: 8-16 parts of salmon, 1-5 parts of salmon fish oil, 50-60 parts of chicken, 10-15 parts of chicken liver, 10-15 parts of chicken heart, 2-5 parts of sweet potato powder, 1-5 parts of brewer's yeast powder, 2-5 parts of chicken oil, 1-2 parts of psyllium powder, 1-2 parts of chicory root powder, 1-2 parts of cellulose, 0.5-2 parts of egg yolk lecithin, 0.2-0.8 parts of polyglycerol fatty acid ester, 5-20 parts of water, 0.2-0.5 parts of vitamin E, and 0.05-0.1 parts of agar. The pet food containing fish-derived raw materials with added vitamins of the present invention is nutritionally comprehensive, can enhance the physique of pets, help the growth of pet hair, and make the pet hair color bright and shiny.

The invention discloses a yolk-derived hypoglycemic peptide as well as a preparation method and application thereof, and belongs to the technical field of polypeptides. The amino acid sequence of the yolk source blood sugar lowering peptide is YVIQEDR. The novel peptide YVIQEDR capable of reducing blood sugar is identified and obtained from the degreased egg yolk powder hydrolysate by utilizing a molecular docking technology, and compared with the degreased egg yolk powder hydrolysate, the peptide YVIQEDR is proved to have higher blood sugar reducing activity. Besides, the YVIQEDR also has the advantages of no toxicity, high safety, strong activity and the like, can be used as an ideal effective factor for reducing blood sugar, can be widely applied to the fields of food, health care products, medicines and the like, and has a huge application value.

The invention discloses composite yolk immunoglobulin antibody toothpaste and a preparation method thereof, and the toothpaste comprises the following components in percentage by mass: 0.01-1.0% of yolk immunoglobulin; 10-70% of a humectant; 0.01%-0.5% of an acid-base buffer agent; 0.01%-0.5% of a taste improver; 0.1%-3% of a thickening agent; 5-50% of a friction agent; 0.1-5% of a foaming agent; 0.01%-0.5% of an appearance improver; 0.1 to 2.0 percent of essence; and the balance of water. Wherein the egg yolk immune globulin is a composite specific egg yolk antibody for resisting porphyromonas gingivalis, fusobacterium nucleatum and prevotella intermedia. Starting from three key pathogenic bacteria causing periodontal diseases, the egg yolk composite antibody resisting porphyromonas gingivalis and having specificity of fusobacterium nucleatum and prevotella intermedius is added into a toothpaste formula, and the effects of inhibiting bacteria, preventing and relieving oral inflammation, repairing gingiva and the like are achieved in a tooth brushing mode.

The invention relates to the technical field of active peptides, and discloses a yolk-derived active peptide for promoting bone growth and a preparation method thereof. The preparation method comprises the following steps: cleaning, selecting, sterilizing and drying poultry eggs to obtain sterile poultry eggs; performing spray drying on yolk to obtain yolk powder, and performing degreasing treatment to obtain degreased yolk powder; sieving the degreased egg yolk powder, and adding deionized water to obtain a degreased egg yolk powder suspension; adjusting the pH and temperature of the degreased yolk powder suspension, and performing enzymolysis to obtain enzymatic hydrolysate; inactivating the enzymatic hydrolysate for later use; adding calcium lactate and zinc lactate into the enzymatic hydrolysate, adding geobacillus stearothermophilus, and fermenting to obtain fermentation liquor; separating to obtain an active peptide solution. According to the yolk-sourced active peptide for promoting bone growth and the preparation method, the active peptide with small molecular weight is obtained through distributed enzymolysis and fermentation and is easy to absorb, and calcium ions and zinc ions are added during fermentation, so that the active peptide is chelated with metal ions, and growth and bone development are promoted.

The invention discloses an egg yolk globulin crude extraction method, extraction process and extraction equipment, and relates to the technical field of egg yolk globulin extraction.The process comprises the following steps that S1, egg yolk liquid is poured into a mold to be subjected to liquid nitrogen quick freezing, demolding is conducted, and the egg yolk liquid is smashed into particles; s2, mixing and stirring precooled acetone and the frozen egg yolk particles, centrifuging, and removing lipid precipitates on the upper layer; s3, adding the pre-cooled PBS, mixing, stirring and centrifuging, taking supernate, and carrying out treatment at the temperature of 0-5 DEG C; s4, slowly adding ammonium sulfate until the saturation degree is 30-40%, standing for 2 hours in an environment of 0-5 DEG C, then performing centrifugal treatment, taking precipitate, and redissolving the precipitate with PBS to obtain a redissolved solution; s5, performing ultrafiltration concentration on the reconstitution fluid by using an ultrafiltration membrane with the molecular weight cutoff of 100-200kDa; s6, carrying out ion exchange layer and hydrophobic layer chromatography treatment in sequence; and S7, carrying out pre-freezing in an environment of-80 DEG C, and then carrying out vacuum freeze-drying treatment. The method has the effect of improving the comprehensive benefit of extracting high-purity and high-activity egg yolk globulin.

The invention discloses highly-reconstituted yolk yogurt freeze-dried powder and a preparation method thereof, and belongs to the technical field of food processing. The problems that existing yoghurt powder is low in strain activity and poor in reconstitution and reconstitution stability; in order to solve the technical problems that the application of egg yolk in food is seriously limited by the heat sensitivity of egg yolk protein, the fishy smell of eggs and the like, and the like, the preparation method comprises the following steps of: adding egg yolk liquid subjected to enzymolysis into a fermentation system by utilizing the emulsifying characteristic of the egg yolk, mixing the egg yolk liquid subjected to enzymolysis with cow milk for co-fermentation, and freeze-drying to process the yoghurt powder. During the period, the influence of the factors on the strain activity, texture, water-holding capacity, flavor and the like of the yolk yoghurt freeze-dried powder is researched by adjusting the types of enzymes, enzymolysis parameters, the addition amount of an enzymolysis yolk liquid, fermentation conditions and the like, and finally the yoghurt powder with high strain activity, high reconstitution, high reconstitution stability, high nutrition, good texture and good flavor is prepared.

The application relates to a yolk extraction device and a preparation method of egg yolk antibody. The extraction device comprises a workbench, a first linear module arranged on the workbench, a placing hole arranged on the first linear module, a pressing module arranged on the workbench and located above the first linear module, a lifting platform arranged on the workbench and located directly below the pressing module, an extraction shaft fixed at a first end of the lifting platform, a drill arranged on a second end of the extraction shaft and rotationally connected with the extraction shaft, a driving motor group arranged on the lifting platform, and two suction modules arranged on the lifting platform. The yolk extraction device and the preparation method of egg yolk antibody can directly extract egg white and egg yolk in the egg shell, so as to reduce the risk of contamination of the egg yolk liquid.

The utility model relates to the field of food processing equipment, in particular to an egg yolk separating device for moon cake stuffing processing. The egg white separating device comprises a supporting frame, a shaking motor, a centrifugal rotating shaft, a strip-shaped frame, a rotating shaft rod, an egg white conveying plate, a separating plate, through holes, fan-shaped teeth and a force unloading gear. A shaking motor is fixedly arranged at the bottom of the supporting frame and obliquely erected on the supporting frame, the output end of the shaking motor is in transmission connection with the centrifugal rotating shaft, the eccentric end of the centrifugal rotating shaft is sleeved with the bottom end of a strip-shaped frame, the top end of the strip-shaped frame is sleeved with a rotating shaft rod, and the rotating shaft rod axially penetrates through reinforcing ribs on the periphery of the egg white conveying plate; the egg white conveying plate is obliquely arranged, the cross section of the egg white conveying plate is in a circular arc shape, the separating plate is placed on the inner wall of the egg white conveying plate, the separating plate and the egg white conveying plate are connected in a penetrating mode through bolts, and a gap is formed between the separating plate and the egg white conveying plate.

The invention relates to the technical field of nano-particle preparation, and discloses preparation and application of a hollow porous yolk shell structure silicon-carbon nano-composite material. According to the hollow porous yolk shell structure silicon-carbon nano-particle provided by the invention, a silicon nano-sphere is used as a core, and a hollow layer between a carbon shell layer and the core is based on a carbon-coated porous channel; the volume change of the silicon nanoparticles in the charging and discharging process is fully released, and the mechanism stability of the electrode material is kept; meanwhile, the hollow structure and the porous structure are beneficial to de-intercalation migration of lithium ions in the silicon nanoparticles, and the rate capability is increased; in addition, the carbon coating layer can avoid direct contact between the silicon nanoparticles and an electrolyte, so that the electronic and ionic conductivity of the material is ensured, and the first coulombic efficiency is improved. When the carbon-silicon composite material prepared by the method is used as a negative electrode, the battery capacity is relatively high, and the rate capability is relatively long.

The invention relates to the technical field of biological product manufacturing, and particularly discloses an anti-shewanella-alginate egg yolk antibody as well as a preparation method and application thereof. The invention relates to an anti-shewanella algal egg yolk antibody, which is obtained by immunizing laying hens by using inactivated shewanella algal (RDSH-25070) thalli as antigens, collecting egg yolk liquid, separating and purifying, the shewanella algal (RDSH-25070) is preserved in China General Microbiological Culture Collection Center (CGMCC) on November 14, 2025, is named as shewanella algal, and is preserved in China General Microbiological Culture Collection Center (CGMCC) on November 14, 2025. The preservation number is CGMCC (China General Microbiological Culture Collection Center) The anti-shewanella-alginate egg yolk antibody disclosed by the invention has a strong inhibiting effect on shewanella alginate, can be effectively applied to preventing and treating diseases caused by the shewanella alginate for aquatic animals, and can be used for effectively retaining freshness and preventing corrosion of aquatic products at the same time.

This invention discloses a pet food with coat-enhancing, shine-promoting, and coat-protecting effects, its preparation method, and applications. The food comprises the following components: chicken meal, fresh chicken meat, duck meal, sardine meal, chicken liver, sweet potato meal, corn meal, chicken heart, beef bone meal, duck meat pear, chicken oil, and egg yolk granules; coriander root powder, inulin, seaweed powder, beet pulp, flaxseed, fish oil, cranberry powder, carrot, krill, honeysuckle, turmeric, chrysanthemum, mannan oligosaccharide, lactulose, etc. The raw materials and auxiliary ingredients of this pet food are widely available, palatable, inexpensive, and readily available. The coriander root powder, other auxiliary ingredients, and nutritional supplements / additives work synergistically to improve the shine of the pet's coat, promote growth, and maintain coat health, while also improving the microstructure of the hair cuticle, fundamentally preventing pet coat health problems. The pet food preparation method disclosed in this invention is simple to operate, safe, and environmentally friendly, and is particularly suitable for feed products with high humidity and high heat sensitivity.

The application discloses a preparation method of egg yolk phospholipid polypeptide which is helpful for bone growth and improvement of brain health, and comprises the following steps: (1) raw material pretreatment to obtain a reaction substrate solution; (2) primary enzymolysis to prepare a primary enzymolysis solution; (3) secondary enzymolysis to prepare a secondary enzymolysis solution; (4) inactivation, the temperature of the secondary enzymolysis solution prepared in the step (3) is adjusted to 85-95 DEG C, and the enzyme is completely inactivated by keeping for 10-15 min; (5) fermentation; (6) post-treatment, the fermentation liquid after the fermentation is kept at 50-60 DEG C for 10-30 min, and then cooling, centrifugation, collection of supernatant, vacuum freeze drying or spray drying of the supernatant are carried out, so that the egg yolk phospholipid polypeptide powder is obtained. The natural compound rich in specific functional peptide segments and phospholipids is prepared through the two-step enzymolysis coupling fermentation process, can effectively promote the growth and development of the bone, significantly improve the learning, memory and cognitive ability, and can significantly promote the proliferation of osteoblasts.

The invention discloses an acidic emulsified liquid seasoning which is low in calorie, but can maintain an emulsified state, so that a user can feel strong and mellow sesame flavor and baking fragrance of sesame. The present invention relates to an acidic emulsified liquid seasoning having a calorie of 230 kcal / 100 g or less, and containing sesame, edible oil and fat, egg yolk, acetic acid and a high-sweetness sweetener, the sesame contains ground crushed sesame and sesame paste, and the content of the sesame is 1.0-15% by mass relative to the total amount of the acidic emulsified liquid seasoning in terms of dry matter; the content of edible oil and fat is 3.0-20% by mass relative to the total amount of the acidic emulsified liquid seasoning; the egg yolk content is 0.003-0.10 parts by mass per 1 part by mass of the edible fat and oil in terms of raw.

The utility model relates to the field of egg processing, in particular to an egg liquid and egg shell separating device. The technical problems that an existing device cannot conveniently crush multiple eggs at the same time, the separation efficiency is low, residual egg liquid on egg shells cannot be conveniently recycled, and the loss rate is high during separation are solved. An egg liquid and egg shell separating device comprises a bottom frame, an egg white collecting barrel is fixedly connected to the bottom frame, the egg white collecting barrel is open, an egg yolk collecting barrel is fixedly connected to the bottom frame, the egg yolk collecting barrel is open, and a motor is fixedly connected to the bottom frame. A motor drives one rotating shaft to rotate, one rotating shaft drives a driving wheel to rotate, the driving wheel drives a conveying belt to rotate, the conveying belt drives a placing frame to rotate, the placing frame drives eggs to move, the eggs make contact with an extrusion plate, the extrusion plate extrudes the eggs downwards, egg shells can be crushed under pressure, and the multiple eggs can be crushed conveniently at the same time; the separation efficiency is improved.

The invention belongs to the technical field of food preparation, and particularly relates to a method for preparing salted egg yolk powder by using a differential frequency microwave curing method, and the preparation method comprises the following steps: S1, pretreating egg yolk to obtain an egg yolk liquid; s2, preparing the salted egg yolk liquid; s3, preparing egg yolk pickling liquid; s4, performing high-speed centrifugal treatment and high-frequency microwave curing on the egg yolk pickling liquid by using a centrifugal machine to obtain oiled egg yolk particles; s5, performing rotary granulation on the oiled egg yolk particles; and S6, performing low-frequency microwave drying and superfine grinding. The salted egg yolk powder which is good in flavor, sufficient in nutrition and stable and excellent in quality can be obtained and can be widely applied to the fields of leisure food seasoning, catering seasoning and the like.

This application belongs to the field of biomedicine, specifically relating to a method for preparing an antitumor composition for pets, aiming to solve the technical problems of low bioavailability, poor stability, and poor drug administration compliance of poorly soluble active ingredients in antitumor drugs for pets. The method includes: a raw material pretreatment step, in which curcumin, resveratrol, quercetin, green tea polyphenols, and astragalus polysaccharides are pulverized and sieved separately; an organic phase preparation step, in which egg yolk lecithin and solid lipids are dissolved in an ethanol-acetone mixed solvent, and curcumin and resveratrol are added and dissolved by stirring in a water bath; an aqueous phase preparation step, in which poloxamer F68 is dissolved in purified water and dissolved in a water bath; a high-pressure homogenization step, in which a nanoemulsion containing a solid lipid core is prepared; a moderately polar component encapsulation step, in which quercetin and green tea polyphenols are ultrasonically dispersed and then added dropwise to the nanoemulsion; a freeze-drying step, in which a nano-lyophilized powder is obtained; and an outer hydrophilic component coating step, in which astragalus polysaccharides are sprayed or adsorbed onto the surface of the freeze-dried powder. The composition obtained by this method is a core-shell multilayer nanoparticle with a core consisting of curcumin and resveratrol encapsulated by solid lipids, a middle shell adsorbing quercetin and green tea polyphenols, and an outer shell coated with astragalus polysaccharides. This application utilizes the above-mentioned layered encapsulation technology to achieve stable co-encapsulation of multiple antitumor active ingredients, improve the bioavailability of poorly soluble components, optimize drug stability, and enhance antitumor effects through multi-target synergistic effects. Simultaneously, it endows the composition with immunomodulatory functions and sustained-release properties. The composition can be formulated into a nano-lyophilized powder form, making it easy to add to pet food or formulate into a paste for administration, improving pet drug compliance. Figure 2 is a schematic diagram of the three-layer core-shell nanoparticle structure of the composition of this invention.

The invention discloses a composite capsule with synergistic stomach-nourishing and anti-inflammatory effects and a preparation method thereof, and relates to the technical field of functional foods, health care products and medicines. The lactic acid bacteria, the egg yolk globulin and the dandelion extract are used as main raw materials to prepare the composite capsule, the ratio of the raw materials is optimized, the three raw materials in the composite capsule generate a synergistic effect, triterpenoid components in the dandelion extract can inhibit helicobacter pylori, and the triterpenoid components, the lactic acid bacteria and the egg yolk globulin jointly repair gastrointestinal mucosa, so that the gastric mucosa is inhibited, and the gastric mucosa is prevented from being damaged. Gastrointestinal health is synergistically regulated, and resistance is enhanced; meanwhile, the dandelion extract and the egg yolk globulin serve as protective carriers, the survival rate of the lactic acid bacteria in gastric acid is increased, and experimental data shows that the survival rate is increased to 81% from 30%; compared with a single formula, the compound capsule can increase the survival rate of lactic acid bacteria and increase the bioavailability of the dandelion extract by enhancing the immune effect of egg yolk globulin.

1. The name of the product of this design: packaging bottle (egg yolk cream). 2. Purpose of this design product: for packaging bottles. 3. The design key point of this appearance design product lies in the combination of shape and pattern. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The present invention is a preparation method and application of N-Carbon@Ag-void@SiO2 egg yolk-eggshell structure nanocatalyst. The method first prepares 3-aminophenol formaldehyde resin microspheres@SiO2 core-shell structure nanoparticles, and then, the Ag in the medium + Through the SiO2 shell, it contacts with the amino groups on the surface of 3-APF and converts Ag into + The Ag nanoparticles are then in situ reduced to Ag nanoparticles and fixed to the 3-APF surface. Finally, the Ag-loaded 3-APF@Ag@SiO2 core-shell nanoparticles are carbonized. Due to the coordination between the Ag nanoparticles and the nitrogen atoms on the core, the Ag nanoparticles migrate as the core shrinks during carbonization, ultimately forming the N-Carbon@Ag-void@SiO2 yolk-eggshell nanocatalyst. This method eliminates the complex template removal process, resulting in a simple, low-cost method suitable for large-scale preparation.