7992results about "Food shaping" patented technology

The invention relates to the technical field of food processing, in particular to a cooking and processing system for fermented glutinous rice cake chilies based on temperature feedback. In the hot pepper cooking treatment process, the temperature distribution of the temperature control points with different heights in the cavity is obtained and the layered gradient difference value sequence is constructed, so that the space difference of the temperature change in the cavity can be effectively identified, and further the advance or lag state of the heat response is periodically judged; on the basis, time sequence structure data are constructed according to the top and bottom temperature and pressure change sequences, and the upper and lower layer pressure response relevance is identified in a trend matching mode, so that the hot-pressing state prediction is closer to the real change process, and the accuracy of hot-pressing state prediction is improved. Finally, the opening and closing frequency and direction of a hot air circulation channel are rhythmically scheduled based on a prediction result, balance and smoothness of internal hot air circulation are ensured, and the thermal control precision and the hot-pressure adjusting capacity in the cooking process are enhanced in the whole process.

The invention relates to the technical field of bean stick production, and discloses a full-automatic bean stick machine which is composed of a main body frame, a forming groove plate, a tray, a moving mechanism, a fixing support, a first lifting mechanism, a first connecting shell, a first hydraulic cylinder, a first connecting plate, a clamping mechanism, a rolling roller, a second hydraulic cylinder and a rolling mechanism. The outer walls of the forming groove plates are fixedly connected to the two sides of the inner wall of the main body frame, the outer walls of the moving mechanisms are fixedly connected to the two sides of the outer wall of the main body frame, the outer walls of the moving mechanisms are fixedly connected to the lower surface of a fixing support, and the outer wall of the fixing support is fixedly connected to the outer wall of a first lifting mechanism. Through cooperation of the moving mechanism and the clamping mechanism, the wrapped rolling rollers are placed above the trays, then the unwrapped rolling rollers are lifted through the clamping mechanism, the moving mechanism drives the unwrapped rolling rollers to move in the direction of the forming groove plate, one machine corresponds to multiple trays through the beancurd skin peeling time difference, and the equipment utilization rate, the material turnover rate and the production efficiency are improved.

The invention discloses a compound composition with a multi-target heart protection function as well as a preparation method and application of the compound composition. The composition is composed of a basic functional oil phase, a core antioxidant / anti-inflammatory phase, a myocardial nutrition and regulation phase and a bioavailability promotion phase in a synergistic manner, and is integrated into a composite cardiac oligopeptide and microencapsulated particle key component substance through a specific enzymolysis and microencapsulation embedding process system. The invention aims to solve the technical problems of single target spot, insufficient synergistic effect of all components, low bioavailability of active components and poor stability of the existing heart protection product, and provides a stable and easily-absorbed composite composition which can realize synergistic effect from multiple channels at the same time. Technical effect verification shows that under the condition of equal-dose sample feeding, the composition can remarkably improve the bioavailability of functional components and shows excellent myocardial cell oxidative damage resistance and myocardial ischemia improvement activity in cell and animal models, the effect is remarkably superior to that of independent use or simple physical mixing of all the components, and the composition is suitable for clinical application. And the substantial progress of synergistic interaction is proved. The composition can be used for developing various medicines, health foods and functional foods beneficial to heart health.

The invention relates to the technical field of food, and particularly discloses a compound prebiotics embedded probiotic microcapsule and a preparation method and application thereof.The green tea leaves serve as main raw materials, water extraction is conducted on the green tea leaves, meanwhile, ultrasonic-assisted treatment is adopted, active ingredients in the green tea leaves can be more effectively released, the extraction time is shortened, and the content of probiotics in the green tea leaves is increased; the extraction rate of active ingredients in the green tea leaves is improved; then, lactobacillus acidophilus is adopted to ferment the extract liquid, so that the green tea fermentation liquid contains more antioxidant active ingredients, combined polyphenol in the extract liquid can release micromolecular polyphenol in the fermentation process, the content of substances such as flavone and polyphenol in the green tea fermentation liquid is increased, and the antioxidant activity is further improved; and then the modified dietary fiber is used as a main wall material of the microcapsule to embed the green tea fermentation liquor and the probiotics, so that the stability of active substances and the probiotics in the green tea fermentation liquor is improved, and the green tea fermentation liquor can play a role in protection and slow release in the simulated digestion process.

The invention relates to the field of nutrient solutions, and particularly discloses a high-calcium-zinc dietary nutrient solution for promoting skeletal development and a preparation method thereof, the high-calcium-zinc dietary nutrient solution for promoting skeletal development comprises the following raw materials: calcium citrate, zinc citrate, a zinc-containing yeast extract, vitamin D3, a nutrition enhancer, functional oligosaccharide, xanthan gum, anhydrous citric acid, essence, a sweetening agent and water; the preparation method comprises the following steps: mixing the zinc citrate, the zinc-containing yeast extract, the seaweed meal, the natto powder, the stachyose and the trehalose to prepare a mixture A; uniformly premixing stevioside, xanthan gum and trehalose to obtain a mixture B; s4, vitamin D3 powder and trehalose are premixed and dissolved, and a mixture C is prepared; heating the residual water, adding the mixture A, the fructo-oligosaccharide, the anhydrous citric acid, the calcium citrate, the mixture B, the trehalose and the mixture C, adding the essence, and stirring to obtain the beverage. The preparation method has the characteristic of preparing the liquid calcium-zinc dietary nutrient solution with good absorption and utilization rate and palatability.

The invention discloses a digital pressure pulse thermal processing system for preparing compound seasoning, which relates to the field of food thermal processing and comprises seven parts, namely a batching kettle, a reaction kettle, a buffer tank, a condenser, a flash tank, a weighing pressure tank and a vacuum balance tank, and a central control system, the seven parts, all the pipelines, automatic valves on all the pipelines and corresponding sensors on the seven parts form nine systems, namely a feeding system, a stirring system, a material spraying and returning system, a water-oil fractionation and recovery system, a discharging system, a heating system, a circulating cooling system, a distillation system and a vacuum system through different combination modes; the central control system is connected with and controls the nine systems, the automatic valves on the pipelines and the corresponding sensors and the automatic valves on the seven components; therefore, the temperature rise and drop, high-temperature positive pressure, high-temperature negative pressure and the flash evaporation process with adjustable intensity and frequency of the reaction kettle are realized. The extraction and reaction efficiency in the hot working process of the compound seasoning is remarkably improved.

The invention belongs to the technical field of probiotic preparations, and particularly relates to bifidobacterium longum subsp. Longum and application thereof in resisting helicobacter pylori. The bifidobacterium longum subsp. Longum provided by the invention has a good inhibition effect on helicobacter pylori. Furthermore, the bifidobacterium longum subsp. Longum is effectively embedded through enzyme cross-linking and ionic cross-linking by adopting the bifidobacterium longum subsp. Longum, so that not only can the embedding rate of the strain be improved, but also the survival rate of the strain can be remarkably improved in a digestion environment, and the efficient planting of the strain is realized; particularly, the effect of resisting helicobacter pylori infection can be obviously improved. Therefore, the invention has important practical significance on prevention and treatment of helicobacter pylori infection, and can also provide a technical basis for application of anti-helicobacter pylori functional products in the future.

The invention belongs to the technical field of food processing, and particularly relates to a curcumin-loaded protein-polysaccharide nanoparticle delivery system, a preparation method thereof and application of the curcumin-loaded protein-polysaccharide nanoparticle delivery system in neuroprotection. The preparation method comprises the following steps: mixing and dissolving sodium caseinate with one of glucan and pectin, hydrating at 0-4 DEG C for 12-24 hours, and performing ultrasonic and microwave treatment to obtain a pretreatment solution; adjusting the pH value, and heating the pretreatment solution to obtain covalent grafted particles; the protein-polysaccharide covalent grafted particles obtained in the second step are encapsulated with curcumin through a pH shift method, and the protein-polysaccharide-curcumin nanoparticles are obtained. The invention provides a method for carrying out Maillard reaction on sodium caseinate-polysaccharide under the assistance of ultrasound and microwaves, reaction parameters are optimized, and a preparation method of an efficient and stable curcumin delivery system and application of the curcumin delivery system in neuroprotection are constructed.

The utility model relates to the technical field of dried sweet potato processing, and particularly discloses a sweet potato steaming device which comprises a gas-liquid mixed boiling cooking device, the gas-liquid mixed boiling cooking device comprises a device body, the device body is provided with a cooking flowing cavity, a gas inlet cavity is formed in the lower portion of the cooking flowing cavity, and a gas outlet cavity is formed in the lower portion of the cooking flowing cavity. An air exhaust cavity is formed in the upper part of the cooking flow cavity, and the cooking flow cavity is communicated with the air exhaust cavity through a plurality of air exhaust holes; the sweet potato processing device has the advantages of low energy consumption, high processing efficiency, capability of keeping the original flavor of sweet potatoes to the greatest extent, good taste and the like.

The invention belongs to the technical field of preparation of probiotic products, and relates to a lactic acid bacteria microcapsule as well as a preparation method and application thereof. The method comprises the following steps: uniformly mixing sodium alginate, modified montmorillonite and sterile water, cooling, adding a prepared lactic acid bacteria seed solution, and fully and uniformly mixing to form an emulsion; spraying the emulsion into a calcium chloride solution by adopting an extrusion method, stirring and curing to obtain microcapsules; and culturing the prepared microcapsule in a lactic acid bacteria liquid culture medium to obtain the lactic acid bacteria microcapsule after the culture is finished. The lactobacillus is effectively protected by adopting an extrusion-method single coating and post-coating culture process, so that the stability of the lactobacillus to a humid and hot environment and the gastrointestinal stress resistance are improved, and meanwhile, the release performance of the lactobacillus in the gastrointestinal tract is ensured. The problem that an existing microcapsule coating technology cannot achieve balance between improvement of the hygrothermal stability and gastrointestinal stress resistance of the probiotics and guarantee of good release performance of the probiotics in the gastrointestinal tract is solved.

The utility model relates to a multifunctional combined clamp assisting in cake pressing, which is arranged on a mechanical arm and comprises a support, a clamping and dumping device, an inner flying paper suction device, a tea grabbing device and a tea smoothing device. The support is U-shaped, and a mounting hole is formed in the bottom of the support and used for being mounted on a mechanical arm. The inner flying paper suction device, the tea leaf grabbing device and the tea leaf smoothing device are arranged on the outer surfaces of side arms on the two sides of the support respectively; the clamping and dumping device is installed in the support and can clamp a tea barrel with tea leaves and pour the tea leaves in the tea barrel into the cake pressing mold through movement of the mechanical arm. The functions of barrel pouring, smoothing, tea grabbing, tea placing and inner flying paper sucking and placing are integrated on the clamp, the clamp is driven by the mechanical arm to move to be matched with all the functions on the clamp, automation of the tea cake pressing process is completed, and the situation that due to non-uniform manual intervention operation, the quality of processed tea cakes is not uniform is avoided. And the overall quality of the product can be improved.

The invention relates to the field of biological agents, in particular to a compound probiotic preparation rich in organic selenium and a preparation method of the compound probiotic preparation, and efficient synergistic delivery is achieved through plant micromolecule organic selenium extraction and a multi-layer microemulsion embedding technology. The preparation consists of a core active component, a carrier system and a curcumin compound. The plant micromolecular organic selenium is extracted from cardamine hupingshanesis and high-selenium corn flour through an HLUP technology, and the bioavailability is remarkably improved. A corn protein modified W / O / W microemulsion is adopted as a carrier, an outer layer membrane is stable in an acid environment, and an inner layer accurately releases selenium to small intestines; a protective agent composed of trehalose and glucose inhibits ice crystal damage, and glutaraldehyde crosslinking enhances the mechanical strength of the membrane. Curcumin and selenium synergistically enhance antioxidant and immunomodulatory functions, and promote phagocytic activity of macrophages. The stability and bioavailability bottlenecks of a traditional preparation are broken through, and an innovative scheme is provided for functional food development.

The utility model discloses a kind of egg products marinating machine, it is related to marinated egg processing technical field, including rack, marinating jar is rotatably installed on the rack, the marinating jar is positive rotation when marinating processing and reverses when output;One end of the marinating jar is equipped with several circumferentially arranged egg outlet, the inner wall of the marinating jar is respectively equipped with egg outlet guide structure corresponding to each described egg outlet, the egg outlet guide structure is set to the reverse direction of the marinating jar in the direction of being away from the egg outlet direction, the egg outlet guide structure is equipped with the egg outlet of being opened towards the reverse direction of the marinating jar, the egg outlet guide structure when the marinating jar reverses guides the egg that is shovelled into to the corresponding egg outlet.The utility model marinating effect is good, output is not broken, beneficial to reduce loss and improve production efficiency.

The utility model discloses a large-scale continuous marinating system, and belongs to the technical field of food processing.The large-scale continuous marinating system comprises a marinating container which is arranged in a sealed mode, a solid-liquid separation device is connected to a discharging opening in the bottom of the marinating container through a discharging pipe, and a belt conveying device used for sending out separated eggs is arranged on one side of the solid-liquid separation device; the solid-liquid separation device is also connected with a blending tank for collecting separated brine, and the brine treated in the blending tank is conveyed to a marinating container for use through a pipeline; the marinating container is provided with a temperature detector for conveniently controlling the temperature in the marinating container, and the top of the marinating container is also connected with a pressurizing pipe for conveniently applying pressure to the temperature detector and a pressure releasing pipe for releasing pressure outwards. The soft boiled egg marinating equipment is used for solving the problems that soft boiled eggs marinated by the existing marinating equipment are poor in quality, the marinating equipment needs manual assistance, the processing efficiency is low, the eggs are easy to break, the cleaning is difficult and the like.

Disclosed is preparation of dual cross-linked zein-carboxymethyl chitosan nanoparticles for improving the thermal stability of polyphenol. After covalently cross-linked zein, tannic acid is used to prepare tannic acid cross-linked zein-carboxymethyl chitosan nanoparticles loaded with quercetin, Ca2+ is then added to increase a degree of crosslinking between the tannic acid and the carboxymethyl chitosan, as well as between molecules of the carboxymethyl chitosan in the zein nanoparticles to make the structure tighter, such that structural stability of the nanoparticles can be maintained during the thermal processing after the nanoparticles are formed, the quercetin encapsulated inside is protected well, and a retention rate of quercetin during the thermal processing is improved. The method provided in the present disclosure is simple, green, pollution-free and low energy consumption, and the prepared nanoparticles can improve the thermal stability of quercetin, and can be used as a natural additive for thermal processing of food.

The utility model discloses a clamping mechanism for a kelp knotting machine, which comprises a pneumatic clamping jaw module arranged on a main body bottom plate, the pneumatic clamping jaw module comprises a first pneumatic clamping jaw and a second pneumatic clamping jaw, the left end of the first pneumatic clamping jaw is connected with a driving mechanism through a first connecting mechanism, and the right end of the second pneumatic clamping jaw is connected with a second connecting mechanism. The right end of the second pneumatic clamping jaw is fixedly connected with a first left claw finger and a first right claw finger through a clamping finger of a first pneumatic finger, and the first left claw finger and the first right claw finger are pushed by the first pneumatic finger to open and close to clamp kelp strips; the right end of the first pneumatic clamping jaw and the right end of the second pneumatic clamping jaw are in a crossed state, the first pneumatic clamping jaw is located above the second pneumatic clamping jaw, the clamping end of the first pneumatic clamping jaw right faces the second clamping mechanism, and the clamping end of the second pneumatic clamping jaw right faces the first clamping mechanism. When the clamping action occurs, the left claw finger and the right claw finger directly clamp the kelp strips from the two sides, and the kelp is effectively prevented from being damaged by insertion thorns.

The invention relates to epsilon-polylysine epsilon-PL-loaded modified rice bran protein antibacterial nanoparticles as well as a preparation method and application thereof, and belongs to the technical field of preparation of nanoparticles. The preparation method comprises the following steps: extracting rice bran protein from defatted rice bran to prepare a rice bran protein stock solution; under continuous stirring, adding succinic anhydride into the rice bran protein stock solution to obtain acylated rice bran protein; mixing the acylated rice bran protein stock solution, the lactose stock solution and the epsilon-PL stock solution; and centrifuging and freeze-drying to obtain the epsilon-PL-loaded modified rice bran protein antibacterial nanoparticles. The preparation method disclosed by the invention is simple and low in cost, the prepared nanoparticles have smaller particle size and turbidity and higher stability, the hygroscopicity of epsilon-PL can be reduced to a great extent, the bioavailability of epsilon-PL can be improved, and the nanoparticles have an obvious bacteriostatic effect on escherichia coli and staphylococcus aureus.

The invention discloses a preparation method and application of a mulberry leaf extract with high stability and high activity in a protein food system, and belongs to the field of food processing and nutrition and health. The mulberry leaf extract is prepared by taking mulberry leaves as a raw material through steam explosion and ball milling pretreatment, compound enzyme directional enzymolysis, ultrasonic-assisted extraction, protein-induced sedimentation combined with ultrafiltration membrane selective impurity removal, compound stabilization treatment and drying. The obtained extract is rich in 1-deoxynojirimycin (DNJ) and mulberry leaf polysaccharide, high-polymerization-degree polyphenol is remarkably removed, and high clarity and heat stability are achieved. The DNJ retention rate gt is obtained after the milk is stored at 37 DEG C for 7 days when the milk protein is applied to a milk system; and therefore, the product prepared by the method is obviously superior to the product prepared by the prior art. The extract is pure in flavor and high in biological activity, and can be widely applied to the field of healthy foods such as dairy products and protein beverages.

The present disclosure relates to low density, high protein, grain-based ready-to-eat food pieces, compositions including such food pieces, and methods of making such food pieces. The pieces include a grain flour in an amount of about 28% to about 55% by dry weight, about 28% to about 40% by dry weight protein, where at least a portion of the protein ingredients include a protein with a PDCAAS greater of at least 60%, such as pea protein, fava bean protein, or soybean protein, and about 10% to about 35% by dry weight low DE carbohydrate.

The utility model belongs to the field of sheet jelly slurry spreading, and particularly relates to a guide plate structure of a sheet jelly slurry spreading mechanism, which comprises a slurry feeding mechanism, a discharge plate 6 is arranged at a discharge port of the slurry feeding mechanism, a guide mechanism 5 is arranged below the discharge plate 6, and the guide mechanism 5 comprises a rotatable guide plate 54. The front end, far away from the discharging plate 6, of the flow guide plate 54 can incline downwards or the rear end, close to the discharging plate 6, of the flow guide plate 54 can incline downwards by rotating the flow guide plate 54, and a waste liquid tank 7 is arranged below the rear end of the discharging plate 6; the flow guide mechanism 5 is further provided with an adjusting structure capable of adjusting the front-back position of the flow guide plate 54, the inclination direction can be rotationally adjusted, and a waste liquid tank is arranged below the rear end of the discharging plate, so that when the production line needs to be shut down, the production line is turned over backwards, rapid cut-off type material breaking can be achieved, and remaining stored materials flow into the waste liquid tank to be treated so as to be conveniently collected.

The invention discloses fruity sauce containing probiotic blasting beads and a preparation method of the fruity sauce, and relates to the technical field of jam processing. The strawberry ice cream comprises the following raw materials in parts by mass: 25 to 30 parts of diced strawberries, 15 to 18 parts of nata de coco, 28 to 33.6 parts of white granulated sugar, 9 to 10.8 parts of deionized water, 0.1 to 0.3 part of citric acid, 0.1 to 0.12 part of konjaku flour, 0.2 to 0.24 part of calcium lactate, 0.1 to 0.12 part of sodium carboxymethyl cellulose, 2.5 to 0.3 part of modified starch and 20 to 24 parts of probiotic blasting beads. Due to the addition of the probiotic blasting beads, the intestinal flora regulating and immunity enhancing capabilities of the fruity sauce are effectively improved; due to the introduction of the modified starch, the blast bead breakage-proof capability and the storage stability of the fruity sauce are improved. Therefore, the method has a wider application prospect.

The invention provides a probiotic composition for preventing and / or inhibiting oral pathogens as well as a derivative product, a preparation method and application of the probiotic composition, and belongs to the technical field of oral care. The probiotic composition comprises the following bacterial strains in parts by mass: 90 to 0.45 part of a lactobacillus rhamnosus bacterial strain A2114, 10 to 0.3 part of a plant lactobacillus bacterial strain A2124, 80 to 0.4 part of a pediococcus pentosaceus bacterial strain A2135, 250 to 0.25 part of a lactobacillus reuteri bacterial strain A21350, and 40 to 0.2 part of a plant lactobacillus bacterial strain A2109. The probiotic composition or the metabolite thereof can effectively inhibit oral pathogens such as streptococcus mutans, porphyromonas gingivalis, helicobacter pylori, escherichia coli and staphylococcus aureus. Therefore, the probiotic composition or the metabolite thereof shows a good application prospect in the aspects of preventing and relieving oral problems such as decayed teeth, periodontitis and ozostomia.

The invention relates to a multifunctional combined clamp for assisting in pressing cakes, which is arranged on a mechanical arm and comprises a bracket, a clamping and dumping device, an inner flying paper suction device, a tea grabbing device and a tea smoothing device, the support is U-shaped, and a mounting hole is formed in the bottom of the support and used for being mounted on a mechanical arm. The inner flying paper suction device, the tea leaf grabbing device and the tea leaf smoothing device are arranged on the outer surfaces of side arms on the two sides of the support respectively; the clamping and dumping device is installed in the support and can clamp a tea barrel with tea leaves and pour the tea leaves in the tea barrel into the cake pressing mold through movement of the mechanical arm. The functions of barrel pouring, smoothing, tea grabbing, tea placing and inner flying paper sucking and placing are integrated on the clamp, the clamp is driven by the mechanical arm to move to be matched with all the functions on the clamp, automation of the tea cake pressing process is completed, and the situation that due to non-uniform manual intervention operation, the quality of processed tea cakes is not uniform is avoided. And the overall quality of the product can be improved.

The invention belongs to the technical field of probiotic particles, and particularly relates to probiotic particles for improving intestinal functions as well as a preparation method and application of the probiotic particles. The probiotic particles capable of improving the intestinal function comprise a probiotic core, a first embedding layer, a second embedding layer and a third embedding layer, the probiotic inner core is prepared from plant lactobacillus, bifidobacterium animalis, lactobacillus acidophilus, bifidobacterium longum, lactobacillus paracasei, lactobacillus rhamnosus, lactobacillus fermentum, lactobacillus helveticus, streptococcus thermophilus, plant lactobacillus, lactobacillus helveticus and lactobacillus rhamnosus. According to the present invention, the twelve probiotics are contained, and the latest three-layer embedding technology is adopted so as to enhance the storage property and the digestive tract tolerance, such that the product can maintain the beneficial bacterium activity for a long time without refrigeration, and the product is suitable for the crowd with the alteration of the intestinal flora.

The invention relates to a tea cake pressing auxiliary robot system which comprises a mechanical arm used for controlling a clamp to conduct multi-angle displacement. The clamp is arranged on the mechanical arm and comprises a support, a clamping and dumping device, an inner flying paper suction device, a tea grabbing device and a tea smoothing device; the bracket is U-shaped, and a mounting hole is formed in the bottom of the bracket; the inner flying paper suction device, the tea leaf grabbing device and the tea leaf smoothing device are arranged on the outer surfaces of side arms on the two sides of the support respectively; the clamping and dumping device is arranged in the bracket; the cake pressing workbench is provided with a mold and a pressing head, and the tea leaves are pressed downwards through the pressing head to be pressed and formed after being poured into the mold. By means of the tea cake auxiliary robot system, automation of the tea cake pressing process is achieved, the situation that due to non-uniform manual intervention operation, the quality of processed tea cakes is not uniform is avoided, and the overall quality of products can be improved.

The invention relates to the technical field of pharmaceutical preparations, in particular to a preparation process of carbon dots for killing helicobacter pylori and application of the carbon dots in oral pharmaceutical preparations. The preparation method comprises the following steps: mixing microcrystalline cellulose and glycerol, freezing and crushing at an ultralow temperature, and selectively hydrolyzing by combining citric acid-malic acid mixed acid liquor to efficiently prepare a high-crystallinity cellulose nanocrystal template; the controllable synthesis of the carbon dots is realized by utilizing the hydrogen-bond interaction of hydroxyl / carboxyl on the surface of the cellulose nanocrystal and the nitrogen doping effect in the polymerization and carbonization process of citric acid and urea. Besides, when a sodium alginate-chitosan double-layer structure is constructed, carbon dots are introduced into the inner layer to endow the inner layer with special performance, a protein-polysaccharide network is formed on the outer layer through transglutaminase enzymatic crosslinking, and the oxidation resistance and mechanical strength are enhanced through secondary curing of tea polyphenol. According to the invention, food-grade raw materials are used for realizing high-efficiency antibiosis, the oral preparation safety specification is met, and the clinical transformation potential is realized.

Disclosed are microcapsule compositions having a microcapsule that contains a microcapsule core and a microcapsule shell encapsulating the microcapsule core. The microcapsule has a particle size of 1 micron to 100 microns in diameter. The microcapsule core contains an active material. The microcapsule shell is formed of at least three moieties, in which a first moiety is derived from a polygalactomannan, a second moiety is derived from a polyisocyanate, and a third moiety is derived from a multi-functional aldehyde or a tannic acid.

The invention discloses a preparation method of a curcumin-loaded Pickering emulsion steady-state carrier and tea protein-chitosan composite nanoparticles used by the curcumin-loaded Pickering emulsion steady-state carrier, and belongs to the technical field of high-valued processing of food functional factors. The preparation method comprises the following steps: firstly, extracting tea protein from a tea leaf processing byproduct tea residue by adopting an alkali extraction and acid precipitation method, and secondly, constructing the tea protein-chitosan composite nanoparticles by adopting a pH induction method. And mixing the oil phase containing curcumin with the water phase, and emulsifying by using a high-speed shearing machine to prepare the Pickering emulsion. The method is simple to operate, the prepared Pickering emulsion stabilized by the tea protein-chitosan composite nanoparticles can improve the bioavailability of curcumin from 10.8% to 32.6%, meanwhile, high-value utilization of the tea protein is achieved, and the method has important significance in promoting development and application of functional food.

The present invention discloses coated hydrophobic polyphenol nanoparticles, preparation method therefor and application thereof. The preparation method for coated hydrophobic polyphenol nanoparticles includes: (1) obtaining a hydrophobic polyphenol nanoparticles suspension; (2) injecting a catechin aqueous solution and a metal salt aqueous solution into the hydrophobic polyphenol nanoparticles suspension to obtain a composite nanoparticles suspension; (3) removing excess catechin and metal ions from the composite nanoparticles suspension to obtain a coated hydrophobic polyphenol nanoparticles suspension. The present invention provides an application of the coated hydrophobic polyphenol nanoparticles in the preparation of pectin gel. The coated hydrophobic polyphenol nanoparticles exhibit significantly enhanced biological activity and long-term stability, developing a pectin gel with long-term stability.

The invention relates to the technical field of preparation methods of giant salamander peptide and eucommia ulmoides male flower tablets, in particular to a preparation method of giant salamander peptide and eucommia ulmoides male flower tablets. The giant salamander peptide and eucommia ulmoides male flower tablets comprise the following raw materials in parts by weight: 30-40 parts of giant salamander peptide powder, 20-25 parts of eucommia ulmoides male flowers, 10-15 parts of rape pollen, 10-15 parts of sea cucumber intestine peptide powder, 10-12 parts of a filler, 3-5 parts of an adhesive and 1-3 parts of a lubricant. According to the invention, the eucommia male flower contains geniposidic acid, chlorogenic acid, aucubin lignin, iridoid and phenylpropanoid natural active nutrient substances, flavonoid compounds, polysaccharide and other bioactive substances in the rape pollen, polysaccharide and peptide components in the sea cucumber intestine peptide powder, and the like. The andrias davidianus peptide powder is added into the andrias davidianus peptide powder, the andrias davidianus peptide powder cooperates with antioxidant peptide and immunomodulatory peptide in the andrias davidianus peptide powder to jointly form a rich bioactive substance library, and the components regulate the physiological functions of the human body from different angles, provide comprehensive nutrition support for the body and improve the fatigue resistance of the human body.