515 results about "Gum arabic" patented technology

The invention discloses a high-temperature-resistant astaxanthin microcapsule and a preparation method and application thereof, and relates to the field of nutritional products, the microcapsule comprises: a, a core material: astaxanthin oil selected from haematococcus pluvialis or krill oil; b, double-layer wall materials: an inner-layer wall material is formed by crosslinking sodium alginate and whey protein through an ionic gel method; the outer-layer wall material is formed by electrostatic adsorption of chitosan and Arabic gum; and c, an antioxidant synergist: a rosemary extract. A double-layer embedding structure is adopted outside astaxanthin oil, sodium alginate on the inner layer is combined with whey protein to form a compact network structure through ionic bonds, chitosan on the outer layer and Arabic gum form a compact composite film on the surface of a primary embedded microsphere through electrostatic attraction, so that the double-layer embedded microcapsule has the advantages that the astaxanthin oil has good stability, and the astaxanthin oil has good stability. The temperature resistance limit of a traditional single-layer microcapsule is broken through, the stability of the astaxanthin in a high-temperature baking environment is remarkably improved, the astaxanthin can stably exist in high-temperature baked food, and the anti-oxidation effect and the like of the astaxanthin are fully exerted.

The invention relates to preparation of high-stability mascarpone cheese and application of the mascarpone cheese in baking, and belongs to the technical field of cheese preparation. The glutamine transaminase is combined with a citric acid-sodium citrate system, so that the excessive denaturation of protein is reduced, and the texture and flavor of the cheese are improved. Trehalose and xanthan gum are added for locking water and resisting freezing, and an antioxidant is combined for use, so that the freeze-thaw stability and oxidation resistance of the cheese are improved, the cheese is protected from texture change and oxidative damage in the freezing and unfreezing processes, and excellent texture and flavor can still be kept after multiple times of circulation. Arabic gum is modified through octenyl succinic anhydride, amphipathy is obtained, whey separation is prevented, whey loss is reduced, and the cheese taste is improved.

The invention discloses a rice seed pelleting agent with the effects of promoting rice seedling strengthening and cold and waterlogging resistance in the bud stage, and belongs to the technical field of seed pelleting. The rice seed pelleting agent comprises an adhesive, an inert filling substance and a specific substance. Wherein the adhesive is 20% Arabic gum, the inert filling substance is bentonite, talcum powder and clay in a ratio of 1: 6: 3, the weight ratio of the inert filling substance to the rice is 2: 1, the active components comprise charcoal and calcium peroxide, the weight ratio of the charcoal to the naked rice seeds is (0.2-0.4): 1, and the weight ratio of the calcium peroxide to the naked rice seeds is (0.6-0.8): 1. The pelleting agent can promote rice seed germination and seedling establishment and enhance the stress resistance of rice.

The invention relates to the technical field of power cables, and discloses a manufacturing process of a flame-retardant anti-rat-bite cable, which comprises the following steps: step S1, mixing and granulating in an inert atmosphere; step S2, conductor pretreatment; step S3, carrying out multi-layer co-extrusion coating; s4, gradient cooling and interface strengthening are carried out, and the co-extruded cable passes through a three-section type cooling tank in sequence to be cooled; and after cooling, carrying out electron beam irradiation crosslinking treatment on the cable immediately. The cable comprises a flame-retardant sheath layer, a long-acting rat-bite-proof layer, an insulating layer and a conductor from outside to inside. According to the invention, capsaicin is coated in a gelatin-Arabic gum composite capsule wall through a microencapsulation technology to form a physical isolation barrier, and the structure effectively prevents the contact between the repellent and the external environment, so that even in high-temperature mixing and long-term use, volatile components can be prevented from escaping, and the slow release period of the effective components is ensured to cover the design life of the cable.

The invention belongs to the field of food processing, and discloses a preparation method and application of a targeted colon delivery polyunsaturated fatty acid grease microcapsule. 11S globulin in soybeans and Arabic gum are used as wall materials of the microcapsule, complex coacervation of the 11S globulin in the soybeans and the Arabic gum is induced under a certain pH condition, so that oil drops are wetted by a coacervate, a core-shell structure is formed, a coacervate phase is further stabilized through glucan to inhibit coalescence, and on the basis, the microcapsule is prepared. And tannic acid, polysaccharide and protein can form hydrogen bonds and generate hydrophobic interaction to further crosslink the condensed phase to obtain the microcapsule capable of resisting digestion of the stomach and the small intestine, so that colon delivery of polyunsaturated fatty acid is realized.

The invention provides a microcapsule, a molded pulp and a preparation method thereof. The preparation method of the microcapsule comprises the following steps: extracting a spice raw material by utilizing supercritical fluid to obtain essential oil; mixing essential oil with porous starch to obtain an essential oil-starch core material compound; dispersing the essential oil-starch core material compound in a composite wall material solution composed of chitosan, Arabic gum and nano cellulose to obtain an emulsion; adjusting the pH value of the emulsion to 4.0-4.2 to obtain a microcapsule suspension; and immersing the microcapsule suspension liquid into the cross-linking liquid to obtain microcapsule powder. Essential oil is subjected to supercritical extraction, the essential oil is used as a core material, porous starch is used as a carrier to form a core material compound, chitosan, Arabic gum and nano cellulose are mixed to form a composite wall material solution, and the core material compound is coated with the composite wall material solution to form a microcapsule suspension; and then the microcapsule is obtained through normal-temperature ion curing, so that efficient loading and activity protection of the essential oil can be realized, and the slow release performance is improved.

The invention discloses a ferrous glycinate and EDTA ferric sodium compound product and a preparation method thereof. The compound product comprises a core material and a double-layer wall material, the core material is prepared from ferrous glycinate and EDTA (Ethylene Diamine Tetraacetic Acid) ferric sodium; the inner-layer wall material is cyclodextrin and Arabic gum; the outer-layer wall material is pectin and hydroxypropyl methyl cellulose; in the compound product, the mass percentage content of the ferrous glycinate is 20%-25%; the mass percentage content of the EDTA ferric sodium is 8%-10%; the mass percentage content of the inner-layer wall material is 60%-70%; and the mass percentage of the outer layer wall material is 2-5%. The EDTA ferric sodium and the ferrous glycinate are compounded to serve as the core material, and the double-layer embedding wall material is adopted, so that the iron fishy smell of the ferrous glycinate can be effectively covered on the basis of relatively high iron absorption and utilization rate, and relatively good stability can be achieved when the iron-iron composite material is applied to a liquid preparation product.

The invention relates to the technical field of dairy product fermentation, and discloses a high-activity probiotic microcapsule suitable for dairy product fermentation and a preparation method thereof.The microcapsule is prepared from, by weight, 6.7-13.3 parts of bifidobacterium lactis, 3.3-6.7 parts of lactobacillus plantarum, 9.1-15.2 parts of Arabic gum, 13.6-22.7 parts of maltodextrin, 7.3-12.1 parts of chitosan, 15.1-30.2 parts of trehalose, 3.8-7.5 parts of glycerinum and 1.1-2.3 parts of ascorbic acid. The molecular weight of the chitosan is 80kDa, and the weight part ratio of the bifidobacterium lactis to the lactobacillus plantarum is 2: 1. In the invention, an inner core is formed through a eutectic structure of bifidobacterium lactis, lactobacillus plantarum and trehalose to protect the probiotics, so that the problems that the existing probiotics are easily influenced by the external environment in the storage and fermentation processes, the activity is reduced, and the fermentation effect of dairy products is poor are solved.

The invention relates to the technical field of soil amendments, in particular to a soil amendment containing earthworm enzymatic hydrolysate and a preparation method of the soil amendment. The soil conditioner containing the earthworm enzymatic hydrolysate comprises the following components: earthworm enzymatic hydrolysate microcapsules and adjuvant particles in a mass ratio of (2-4): 1, the earthworm enzymatic hydrolysate is prepared by performing enzymolysis on fresh earthworm homogenate by compound enzyme, and the compound enzyme comprises cellulase and protease; the wall material of the earthworm enzymatic hydrolysate microcapsule comprises at least one of chitosan, calcium alginate, gelatin and Arabic gum; the auxiliary agent comprises humic acid and inorganic natural minerals. According to the soil conditioner containing the earthworm enzymatic hydrolysate, the earthworm enzymatic hydrolysate is wrapped by the microcapsules, the retention rate of active ingredients in the earthworm enzymatic hydrolysate can be remarkably increased, and the soil condition can be further improved by matching with humic acid and inorganic natural minerals for use.

The invention relates to a counter-ion adsorption high-voltage electrostatic spraying device and application thereof to preparation of a food sugar coating, and belongs to the technical field of equipment machinery and food processing. The device comprises a material conveying system, a high-voltage electrostatic spraying system, a sugar liquid supply system, a gas supply system, a sugar liquid recovery system, a microwave vacuum drying system and a control cabinet, the sugar liquid supply system and the gas supply system are both connected with the high-voltage electrostatic spraying system, the material conveying system is arranged below the high-voltage electrostatic spraying system, the material conveying system is connected with the microwave vacuum drying system, and the sugar liquid recovery system is further arranged below the material conveying system; the above systems are all controlled by a control cabinet. Through pulse switching of a high-voltage electrostatic field and a sugar liquid material, counter-ion charge accumulation of sprayed sugar liquid is realized, namely, positive charge sugar liquid (chitosan and the like) and negative charge sugar liquid (Arabic gum, carrageenan and the like) are alternately sprayed under the high-voltage electrostatic field, so that electrostatic adsorption and directional deposition of the sugar liquid on the surface of food are realized.

The invention relates to the technical field of packaging materials, in particular to a preparation method of a food heat-preservation environment-friendly quick-transportation packaging bag. The prepared quick-transportation packaging bag sequentially comprises an outer film layer, a heat preservation layer, an aluminum foil layer and an inner film layer from outside to inside. The outer film layer and the inner film layer are made of a blend of polylactic acid, carboxymethyl starch and glycerol, the thermal insulation layer is formed by compounding a phase change capsule, silicon dioxide aerogel and a polyurethane adhesive on an aluminum foil layer, the phase change capsule takes a mixture of n-octadecane and paraffin as a core material and takes Arabic gum as a wall material, and the outer surface of the wall material is coated with a stearic acid film layer; an antibacterial coating containing microwave modified beewax, a functional additive and 3-aminopropyltriethoxysilane is sprayed on the inner surface of the inner film layer; the prepared quick-transportation packaging bag has excellent heat preservation performance and antibacterial performance, also has good degradability, is environmentally friendly and can meet multiple requirements of modern food logistics for packaging.

The invention relates to the technical field of biology, in particular to silymarin inclusion compound lipidosome and a preparation method and application thereof. The silymarin inclusion compound liposome is prepared from the following components in parts by weight: 10 to 48 parts of silymarin, 10 to 53 parts of phospholipid, 5 to 10 parts of Arabic gum and 25 to 70 parts of cyclodextrin. According to the invention, cyclodextrin and phospholipid are combined to form a double-drug-loading structure; on the basis, Arabic gum is used as a film-forming agent to form a protective film on the surface of the liposome, so that the stability of the system is further improved; the silymarin inclusion compound is encapsulated in a water phase in the liposome, and meanwhile, part of free silymarin is encapsulated in a lipid bilayer. According to the structure, the solubility and the encapsulation efficiency of the silymarin are remarkably improved, the liposome stability is enhanced, the drug release is effectively controlled, and the silymarin inclusion compound lipid is simple in preparation process and suitable for industrial production.

The invention relates to the technical field of functional antioxidants, in particular to a stability-enhanced antioxidant based on pterostilbene and a preparation method and application thereof. The pterostilbene tablet comprises the following components in percentage by weight: 10-30% of pterostilbene, 8-20% of Arabic gum, 5-15% of tocopheryl succinate, 1-5% of disodium ethylene diamine tetraacetate, 30-60% of beta-cyclodextrin, 2-8% of rosmarinic acid, 1-6% of chitosan quaternary ammonium salt, 0.5-3% of nano silicon dioxide and 2-7% of polyglycerol fatty acid ester. In the preparation process, beta-cyclodextrin and pterostilbene form an inclusion compound, the dispersity of nano silicon dioxide and chitosan quaternary ammonium salt is improved through hydrogen bonds, and tea polyphenol or ascorbyl palmitate can be added to enhance the synergistic effect. The antioxidant is high in stability, high in pterostilbene retention rate, uniform in dispersion, free of agglomeration, excellent in antioxidant activity, suitable for the fields of foods, cosmetics and medicines, simple in preparation process, low in consumption and suitable for industrial production.

The invention discloses a preparation method of double-coated colloidal sulfur, which comprises the following steps: (1) uniformly dispersing sulfur powder in an Arabic gum solution, and uniformly stirring to obtain a dispersion liquid; carrying out ball milling and filtering on the dispersion liquid to obtain primary wrapped colloidal sulfur; and (2) adding lipoic acid and polyhydric alcohol into the primary coated colloidal sulfur, stirring to react, and freeze-drying and crushing a reaction product to obtain secondary coated colloidal sulfur. The invention also provides the double-coated colloidal sulfur prepared by the preparation method and application of the double-coated colloidal sulfur. According to the preparation method of the double-coated colloidal sulfur, double coating is formed by using physical coating and chemical crosslinking, so that instability of single physical coating is avoided, the stability of the colloidal sulfur can be remarkably improved, and the colloidal sulfur can play a long-acting and stable role.

The invention discloses a preparation method of an enzyme preparation microcapsule with an intestinal tract slow release function. According to the method, coating wall materials in a specific proportion are adopted, the coating wall materials comprise 10-12 parts of Arabic gum, 4-8 parts of gelatin, 3-6 parts of whey protein, 8-16 parts of beta-cyclodextrin and 5-10 parts of trehalose, the coating wall materials are mixed with 10-15 parts of an enzyme agent, and the enzyme preparation microcapsule is prepared through a spray drying technology. The enzyme preparation microcapsule has excellent thermal stability and gastric juice tolerance, can maintain more than 90% of enzyme activity under the condition of 90 DEG C, and still maintains more than 65% of enzyme activity after being treated in simulated gastric juice for 4 hours. In addition, the enzyme preparation microcapsule has an intestinal directional slow-release function, the enzyme activity is quickly released after entering the intestinal tract for 15 minutes, and the peak value is reached after the enzyme preparation microcapsule enters the intestinal tract for 60 minutes. The method effectively improves the stability and bioavailability of the enzyme preparation in feed processing and animal digestive tract environment, and has good application prospect and market value.

The preparation method comprises the following steps: (1) under the action of an initiator, organic silicon resin and fluorine-containing acrylate are subjected to a free radical polymerization reaction and graft copolymerization, and fluorine-containing resin is obtained; (2) dispersing the prepared microcapsule fire extinguishing agent in fluorine-containing resin to obtain a fire extinguishing agent coating; and (3) coating and curing the fire extinguishing agent coating on the phenolic melt-blown non-woven composite material to obtain the fluorocarbon modified phenolic melt-blown non-woven composite material. According to the microcapsule fire extinguishing agent, gelatin and Arabic gum are subjected to complex coacervation to form a capsule wall, a fluorocarbon surfactant, a hydrocarbon surfactant and other materials are compounded to serve as a capsule core, when a fire disaster occurs, a fire extinguishing agent microcapsule is heated to be broken or decomposed, an efficient fluorocarbon fire extinguishing agent is released, and a good fire extinguishing effect is achieved. The fluorocarbon modified phenolic melt-blown non-woven composite material is expected to provide more reliable guarantee for fire safety, and has wide application prospects and important social significance.

The invention discloses vitamin A inclusion powder as well as a preparation method and application thereof, and belongs to the technical field of pharmaceutical preparations. The vitamin A inclusion powder comprises the following raw materials: a vitamin A active component, a capsule material, a filler, a stabilizer, a pellet core and water, the capsule material comprises Arabic gum and / or gelatin; the filling agent comprises cane sugar and maltodextrin; the preparation method of the vitamin A inclusion powder comprises the following steps: dissolving a capsule material in water to prepare a water phase; mixing the vitamin A active ingredient with the stabilizer to prepare an oil phase; mixing the water phase with the oil phase to prepare a primary emulsion; homogenizing the primary emulsion, adding a filling agent, and mixing to prepare a spray solution; performing fluidized bed spray drying on the spray solution to pellet cores to prepare the vitamin A inclusion powder; the atomization pressure of the spray drying of the fluidized bed is 2.0-4.0 bar. The vitamin A inclusion powder prepared by the invention is stable in quality, low in adhesion degree and good in long-term stability.

The invention relates to an attractant for efficient pollination of muskmelons and a preparation method thereof, and belongs to the technical field of crop bee pollination, the attractant comprises the following raw materials: 15-20 parts of a modified microcapsule compound, 10-15 parts of a saccharide active component, 4-6 parts of a solubilizer, 3-5 parts of an emulsifier and 60-70 parts of water; according to the technical scheme, hydroxypropyl-beta-cyclodextrin and Schiff alkalized mesoporous silica are combined to obtain the composite material; the composite material is firstly mixed with an essential oil compound and then mixed with a color active component, and a functional material is obtained; the preparation method comprises the following steps: coating a functional material with Arabic gum and polycaprolactone to obtain a modified microcapsule compound; and mixing the modified microcapsule compound, a solubilizer, an emulsifier, a saccharide active component and water to finally prepare the attractant for efficient pollination of the muskmelon. The slow release performance, the attraction performance and the stability of the attractant are integrally improved, the shelf life of the attractant is prolonged, the pollination efficiency of muskmelon flowers is improved, and the comprehensive performance is good.

The invention relates to a preparation method of Chinese prickly ash seed oil microcapsules, which comprises the following steps: (1) weighing Arabic gum, dissolving the Arabic gum in water, and stirring to obtain a mixture a; (2) adding quinoa polypeptide into the mixture a prepared in the step (1), heating and stirring until the quinoa polypeptide is dissolved to prepare a mixture b; (3) adding an emulsifier into the mixture b prepared in the step (2), and stirring to prepare a mixture c; (4) adding Chinese prickly ash seed oil into the mixture c prepared in the step (3), and emulsifying to prepare an emulsion; and (5) performing spray drying on the emulsion prepared in the step (4) to prepare the Chinese prickly ash seed oil microcapsule. The Chinese prickly ash seed oil is microencapsulated, so that effective components of the Chinese prickly ash seed oil can be protected.

The invention discloses a photosensitive self-repairing microcapsule based on a microfluidic technology and a preparation method of the photosensitive self-repairing microcapsule. The preparation method comprises the following steps: taking gum arabic (GA) and amphiphilic TiO2 as a continuous phase; the preparation method comprises the following steps: taking alicyclic photosensitive resin as a core material, and mixing the alicyclic photosensitive resin with a toluene-2, 4-diisocyanate (TDI) prepolymer to serve as a dispersion phase; oil-in-water (O / W) emulsion is collected based on a microfluidic technology, and the size of liquid drops is accurately controlled by adjusting the two-phase flow velocity; 1, 4 butanediol (BDO) is added into the emulsion to react with the TDI prepolymer to generate a polyurethane shell, meanwhile, Fe3O4 coated SiO2 nanoparticles are added, so that the microcapsule has a magnetic targeting function, agglomeration is reduced, and finally the photosensitive microcapsule which is uniform and controllable in particle size and has a self-repairing function is obtained.

The invention relates to the technical field of termite trapping and killing, and particularly discloses an environment-friendly termite trapping and killing strip and a preparation method thereof. The environment-friendly termite trapping and killing strip is prepared from microcrystalline cellulose, sodium carboxymethyl cellulose, potassium sorbate, pine sawdust, tapioca flour, xanthan gum and killing microcapsules. The killing microcapsule comprises a capsule wall and a capsule core, wherein the capsule core is prepared from the following raw materials: triflumuron, diflubenzuron, ammonium chloride, petroleum ether and sodium dodecyl benzene sulfonate; the capsule wall is prepared from the following raw materials: modified chitosan, sodium alginate, modified corn straw powder, Arabic gum and a sugarcane extract. According to the environment-friendly termite trapping and killing strip, all the components are matched, the excellent insecticidal effect is achieved, the pesticide can be slowly released through the killing microcapsules, the insecticidal time is prolonged, and the prepared trapping and killing strip can kill insects for a long time.

The invention relates to the field of essence preparation, in particular to microcapsule essence and a preparation method thereof.The microcapsule essence is prepared from, by mass, 30-50 parts of essential oil, 20-30 parts of spice, 15-25 parts of wall materials, 5-10 parts of emulsifier and 3-5 parts of auxiliaries. The preparation method comprises the following steps: modifying spices, compounding composite Arabic gum and composite gelatin according to a specific ratio to obtain a wall material, mixing an oil phase, preparing a wall material solution, preparing an emulsified wall material solution, forming an emulsion, adding auxiliaries, stirring, spraying or freeze-drying to obtain the finished microcapsule essence. The product disclosed by the invention is excellent in aroma retention, particle size, thermal stability and oxidation resistance, effectively solves the problems of volatilization, processing loss, short aroma retention and the like of the traditional essence due to cooperation of a reasonable raw material formula and a fine process, is widely applied to the fields of foods, daily chemicals, textiles and the like, and has a great application prospect.

The invention discloses a fluoride-free strong-acid-free reverse flotation method for extracting a high-purity quartz sand flotation product from granite pegmatite, and belongs to the technical field of mineral flotation. The method comprises the following steps: carrying out graded crushing and ore grinding on granite pegmatite to obtain slurry to be treated; carrying out wet magnetic separation on the to-be-treated slurry to obtain ore pulp after magnetic separation and magnetic-containing minerals; the pH value of the ore pulp is not adjusted, reverse flotation is carried out in the presence of a quartz mixed inhibitor, and a feldspar product and a quartz product are obtained; the quartz mixed inhibitor is a combination of a component A and a component B, wherein the component A is selected from at least one of sodium metasilicate, sodium tripolyphosphate, sodium hexametaphosphate, carboxymethyl cellulose and salinized water glass; the component B is selected from at least one of guar gum, Arabic gum, sodium humate and citric acid. The method is free of fluorine and strong acid, green and efficient, and is a method for preparing high-purity quartz sand from pegmatite with high industrial application feasibility.

The invention discloses a blood fat reducing composition with homology of medicine and food and a preparation method thereof, and belongs to the technical field of homology of medicine and food. The medicinal and edible blood fat reducing composition comprises the following raw materials in parts by mass: 8-15 parts of peach kernels, 10-20 parts of sea-buckthorn, 6-12 parts of Chinese wolfberry fruits, 3-6 parts of platycodon roots, 4-8 parts of dried orange peel and 5-10 parts of microcapsules. The microcapsule consists of a core material and a wall material, wherein the core material comprises stigma croci, bamboo leaf flavone, earthworm protein peptide powder and natto; the wall material comprises gelatin, sodium carboxymethyl cellulose and Arabic gum-maltodextrin mixed powder. In addition, the invention also provides a preparation method of the blood fat reducing composition. The blood fat reducing composition provided by the invention realizes safe and efficient blood fat reduction.

The invention discloses antibacterial and antiskid PU leather and a preparation method and application thereof, and belongs to the technical field of PU leather.The preparation method comprises the steps that a ZIF-8 / g-CNcomposite photocatalyst is obtained through an in-situ growth method, silver-doped nano-hydroxyapatite is prepared through an ion replacement method, the ZIF-8 / g-CNcomposite photocatalyst and the silver-doped nano-hydroxyapatite are compounded through liquid phase adsorption, and the antibacterial and antiskid PU leather is obtained. The preparation method comprises the following steps: preparing composite antibacterial powder, uniformly dispersing the composite powder into acrylamide, Arabic gum and polyethylene glycol methyl ether methacrylate serving as monomers, initiating polymerization to form composite coating slurry, performing oxygen plasma activation on PU leather, blade-coating the composite coating slurry, and curing to obtain the antibacterial antiskid PU leather. The material integrates the functions of self-cleaning, antibiosis, skid resistance and wear resistance.

The invention belongs to the technical field of artificial board additives and microcapsules, and discloses an environment-friendly multifunctional coconut-flavored microcapsule for artificial boards and a preparation method thereof.Natural high polymer materials such as chitosan, gelatin and Arabic gum serve as wall materials of the microcapsule, natural coconut essence and quaternary ammonium salt antibacterial and mildew-proof agents serve as core materials of the microcapsule, and the microcapsule is prepared by mixing the wall materials, the core materials and the coconut essence and the quaternary ammonium salt antibacterial and mildew-proof agents. The coating is prepared through a complex coacervation method or an interfacial polymerization method in combination with a secondary coating process. The essence microcapsule solves the problems of single function, poor fragrance durability, insufficient heat resistance and pressure resistance, poor wall material environmental protection property and the like of the essence microcapsule for the artificial board in the prior art; the microcapsule prepared by the invention is controllable in particle size, has good heat resistance and pressure resistance, and meets the requirements of an artificial board production process; when the microcapsule is added into the artificial board, the artificial board can be endowed with lasting coconut fragrance and excellent antibacterial and mildew-proof performance, and the wall material adopts a natural environment-friendly material, so that the product additional value and the market competitiveness of the artificial board are remarkably improved.

The invention relates to the technical field of toothpaste preparation, and particularly discloses bamboo leaf flavonoid toothpaste as well as a preparation method and application thereof. The bamboo leaf flavonoid toothpaste is prepared from the following raw materials in parts by weight: 26 to 30 parts of a wetting agent, 1.6 to 1.8 parts of a binding agent, 0.2 to 0.4 part of a sweetening agent, 20 to 24 parts of a friction agent, 1.2 to 1.6 parts of a surfactant, 0.3 to 0.5 part of a pH (Potential of Hydrogen) regulator, 2.4 to 2.8 parts of active microcapsules, 0.4 to 0.6 part of essence and 14 to 18 parts of de-ionized water. A core material of the active microcapsule is a nano-dispersion, a wall material of the active microcapsule is prepared from Arabic gum and chitosan through a complex coacervation method, the nano-dispersion is prepared from xanthan gum, a bamboo leaf flavone extract, xylitol, calcium chloride and modified pectin through a reaction, and the modified pectin is prepared by mixing degreased pectin and chlorogenic acid according to a specific proportion. Through the synergistic effect of the substances, the dispersibility and antibacterial and anti-inflammatory performance of the bamboo leaf flavonoid toothpaste are improved.

The invention relates to the technical field of health food, in particular to a nervonic acid nutrient composition for relieving sleep disorder and application of the nervonic acid nutrient composition for relieving sleep disorder. The active components comprise natural vegetable oil such as acer truncatum seed oil purified nervonic acid, linseed oil and the like and gamma-aminobutyric acid extracted by fermentation; the synergistic component is prepared from soybean enzymolysis phosphatidylserine, saccharomycetes fermentation coenzyme Q10 and plant source B vitamins; the slow-release carrier adopts pectin-Arabic gum composite gel and plant starch to form a natural cross-linked structure, and long-acting release for 8-12 hours is realized through physical cross-linking. Green technologies such as ultrasonic dispersion and low-temperature drying are adopted in the preparation process, and chemical synthesis steps are avoided; the composition can improve the difficulty in falling asleep and improve the sleep quality, the activity retention rate is greater than or equal to 85% after the composition is stored at 45 DEG C for 6 months, and the composition is suitable for preparing capsules, gel candies and other health-care foods and has no dependence after being taken for a long time.

The invention discloses a monascus red pigment nano stabilized carrier constructed based on a hierarchical self-assembly strategy as well as a preparation method and application thereof, and belongs to the technical field of nano carriers. According to the invention, a beta-cyclodextrin-enzymolysis sodium caseinate-Arabic gum ternary supramolecular composite system is constructed, and efficient encapsulation, bitter taste shielding and stability improvement of pigment molecules are realized by virtue of a multi-stage self-assembly mechanism. According to the carrier, a hydrophobic core domain is constructed by virtue of an enzymolysis peptide fragment, bitter components are captured by virtue of an inclusion effect of beta-cyclodextrin, and the interface stability is enhanced by virtue of Arabic gum, so that a nano-scale delivery system with a clear structure and excellent performance is finally formed, and the photo-thermal stability and sensory quality of the pigment are remarkably improved; and the powder obtained by spray drying is good in flowability, easy to re-disperse and high in product applicability. The carrier is wide in raw material source, the preparation process is green and mild, large-scale amplification is easy, and the carrier has good application potential in the high-value-added fields such as high-end functional food, clarified beverages and pharmaceutical preparations.

This invention provides a microcapsule-based deodorizing cat litter, a concentrated granular cat litter, its preparation method, and its application, belonging to the field of cat litter preparation technology. The invention uses a complex of modified starch, gum arabic, polyvinylpyrrolidone, and sorbitol as the wall material to encapsulate fragrances and / or enzymes, resulting in microcapsules. The cat litter prepared from these microcapsules achieves intelligent targeted deodorization. The wall material ruptures upon contact with moisture in urine or feces, precisely releasing the active ingredients, allowing for a slow and continuous release of the deodorizing components. The cat litter provided by this invention exhibits excellent deodorization, as well as good water absorption, dust control, and clumping properties. This cat litter successfully balances superior functionality, production feasibility, and cost control, making it a high-end cat litter with significant market potential.