1469 results about "Food additive" patented technology

The invention provides a food additive formula optimization method, medium and system, and belongs to the technical field of computational chemistry, the method comprises the following steps: firstly, establishing a food additive evaluation index system, collecting samples, measuring the content of each component to construct an initial formula component matrix, then carrying out feature extraction based on an improved convolutional neural network model, and calculating the formula of the food additive. Formula optimization is carried out in a mode of combining one-way optimization and multi-objective optimization, comprehensive evaluation is carried out by utilizing a multi-level judgment function, and finally, a final optimized formula is obtained through stability verification and fine adjustment. The whole optimization process is systematic and comprehensive, the complex interaction among the components is considered, the balance of a plurality of performance indexes is also considered, and the efficient optimization of the formula is realized. The technical problem that in the prior art, the optimization effect is not ideal due to the fact that complex nonlinear interaction among components is difficult to accurately characterize in the food additive formula optimization process is solved.

The invention discloses hydrolyzed egg yolk powder rich in growth factor-like polypeptide and a preparation method and application thereof, relates to the technical field of biology and the field of nutrition and health, and particularly relates to the hydrolyzed egg yolk powder rich in growth factor-like polypeptide and application of the hydrolyzed egg yolk powder as a medicament for promoting bone growth. The hydrolyzed egg yolk powder is extracted from egg yolk through a specific enzymolysis technology, and is rich in growth factor-like polypeptides with a remarkable osteogenesis promoting function. The hydrolyzed egg yolk powder and the growth factor-like polypeptide can be used as food additives or medicine components, can effectively promote bone growth, and have remarkable effects on treating or preventing bone health related diseases such as osteogenesis imperfecta, osteoporosis and arthrosis deformans.

A method of producing a cannabinoid nanoparticle carrier composition for administration to a human and thereafter producing a consumable food product including the cannabinoid nanoparticle emulsification. The cannabinoid nanoparticle carrier composition is combined with a particulate food product, herb or spice, sugar, salt, or particulate preservative, mixed into a slurry or suspension, dried, and then ground to a size suitable for human consumption.

The invention discloses a Staphylococcus edaphicus H3, the preservation number of the Staphylococcus edaphicus H3 in Guangdong Microbial Culture Collection Center is GDMCC No: 64958, the strain H3 is applied to fermentation of meat products without nitrite, the Staphylococcus edaphicus H3 can promote color development of the meat products, and the Staphylococcus edaphicus H3 has relatively strong oxidation resistance, can effectively inhibit lipid peroxidation, and can be used for preparing the meat products. The staphylococcus aureus H3 can produce polysaccharide, the polysaccharide also plays an anti-oxidation role in a meat product processing process and is beneficial to maintenance of meat color, the strain H3 is inoculated to ferment sausages, the nitrite content in the sausages is obviously reduced, the hardness, cohesiveness, elasticity and chewiness of the sausages are improved, the taste of the sausages is richer, the delicate flavor is increased, and the sausages are more delicious. The strain H3 has no blood coagulation and hemolysis effects, is safe and reliable as a food additive, and is suitable for industrial production and market popularization and application.

The present invention aims to discover a new function of a composition comprising a combination of nicotinamide mononucleotide (NMN) and a food additive reducing agent derived from shellfish and natural zeolite, and to provide a use based on the new function. [Solution] The cell activator contains nicotinamide mononucleotide (NMN) and a food additive reducing agent obtained by adding baked shell powder obtained by pulverizing baked shells and baked zeolite powder obtained by pulverizing baked natural zeolite to water, subjecting them to a heat treatment in the water, and drying them.

The invention belongs to the field of medicines, foods and health-care products, and particularly relates to an accelerant with a bone growth effect and application of the accelerant in the fields of medicines, health-care foods and functional foods. According to the application disclosed by the invention, the inhibiting effect of the morurin on osteogenesis promoting and osteoporosis resisting marker post target osteosclerosis protein is found through high-throughput virtual screening for the first time and is verified through experiments; meanwhile, in-vitro and animal experiments prove the osteogenic differentiation promoting effect of the morusin for the first time. According to the present invention, the morusin and the pharmaceutically acceptable salt thereof can be adopted as the bone growth promoter, can be singly or jointly used, can be used for promoting bone growth and resisting osteoporosis, and can be used in the forms of drugs, health-care foods, functional foods, food additives and the like.

The invention discloses a bifidobacterium breve BX-18 strain, and the preservation number of the bifidobacterium breve BX-18 strain is CGMCC (China General Microbiological Culture Collection Center The invention also discloses application of the bifidobacterium breve BX-18 strain in preparation of food for improving intestinal flora homeostasis and improving symptoms of inflammatory bowel diseases. The invention can be used as a probiotic preparation, can be applied to products such as pharmaceutical compositions, foods, health-care products and food additives, and is used for regulating intestinal flora and preventing and improving intestinal diseases such as inflammatory bowel diseases. The probiotic preparation provided by the invention is used as a microecological preparation for regulating intestinal flora disorder caused by the inflammatory bowel disease, and has the characteristics of simplicity in taking, no toxic action and the like.

The invention relates to the technical field of formula foods for special medical purposes, and discloses a low-GI formula food suitable for diabetics and a preparation method thereof, the low-GI formula food comprises the following raw materials by weight: 4-6% of protein, 2-4% of fat, 10-15% of carbohydrate, 2.5-4.5% of dietary fiber, 0.3-0.5% of mineral, 0.3-0.5% of vitamin, 3-5% of food additive, and the balance purified water. The full-nutrition formula food for the diabetes mellitus with special medical application meets the metabolic characteristics and nutritional requirements of people suffering from the diabetes mellitus in China, and provides a more scientific nutrition intervention means for people suffering from the diabetes mellitus in China.

The invention discloses a method for preparing tea wine by using a tea leaf gradient extraction technology. The method comprises the following steps: detecting the content of main flavor / taste substances in tea leaves; performing gradient extraction on the tea leaves; detecting the content of alcoholic strength, polysaccharide, total phenols and total acids of the rice wine; and blending a leaching solution, and the like. Through gradient extraction of the tea leaves, different flavor substance components in the tea leaves are obtained, and perfect fusion of the flavors of the tea and the wine can be realized through proper proportioning and use in tea wine processing. The use of food additives, especially seasonings, is avoided, and the requirements of consumers for enjoying pure and natural tea wine flavor can be met.

The invention belongs to the technical field of biology, and particularly relates to a reagent combination and a kit for extracting nucleic acid through a paramagnetic particle method and application of the reagent combination and the kit. The reagent combination or the kit does not adopt beta-mercaptoethanol with pungent smell or dithiothreitol needing to be stored at low temperature as an antioxidant, but adopts tris (2-formylethyl) phosphine hydrochloride and / or metabisulfite as an antioxidant, belongs to common salt chemical reagent powder, can be stored at normal temperature, and can be used for preparing a reagent for the first time. Manual addition by experimenters before an experiment is not needed, so that nucleic acid (RNA) released by splitting decomposition can be effectively prevented from being oxidized and denatured, and the integrity of extracted nucleic acid (total RNA) fragments is ensured; especially, the metabisulfite is commonly used in food additives, does not cause harm to the body, and is non-toxic and non-volatile.

The invention discloses food additive mixing production equipment and a production process thereof, and belongs to the technical field of raw material mixing, the food additive mixing production equipment is characterized in that a stirring and mixing tank and a control machine are further arranged on a platform, the control machine controls the actions of a bag-type dust collector and the stirring and mixing tank, and the stirring and mixing tank comprises a circular truncated cone tank, a pumping tank, a piston pipe and a vent pipe; the bag-type dust collector is communicated with the circular truncated cone tank through an air pipe, a piston rod is arranged in the piston pipe, a ventilation valve is arranged on the ventilation pipe, a spiral pipe is arranged in the circular truncated cone tank, and stirring fan blades are arranged at one end of the spiral pipe and are hollow. The problems that the granular food additive is agglomerated after being stored for a long time and needs to be crushed again, and scrap iron impurities in the granular food additive cannot be directly separated are solved, and the granular food additive mixing device is mainly applied to the aspect of food additive mixing production.

The utility model discloses a food additive pretreatment box, which comprises a base, a crushing mechanism is arranged above the base, the crushing mechanism comprises a mounting frame, the mounting frame is welded at two ends of the base, a treatment tank is arranged on one side of the mounting frame, a positive and negative rotation motor is arranged on the outer wall of the mounting frame, and the positive and negative rotation motor is connected with the crushing mechanism. A filter plate is arranged at the top of the treatment tank, a motor A is arranged above the treatment tank, a plurality of crushing blades are arranged at the rotating end of the motor A, and a grinding mechanism is arranged below the crushing mechanism; a forward and reverse rotation motor is arranged, the forward and reverse rotation motor drives a treatment tank to swing in a reciprocating mode under the supporting effect of a mounting frame, a motor A drives a plurality of smashing blades to rotate to smash food additives, smashed food additive particles are screened through a filtering plate under the swinging effect of the treatment tank, and the uniformity of the smashed particles is guaranteed; therefore, the grinding time of food additive particles is shortened, and the grinding efficiency of food additives is guaranteed.

The invention relates to a natural antioxidant for prefabricated vegetables and a preparation method of the natural antioxidant, and belongs to the technical field of food additives. The antioxidant is prepared from rosmarinic acid, carnosic acid, drug-loaded cellulose and double-phase chelating microspheres; the drug-loaded cellulose is prepared by modifying cellulose with quercetin, loading anthocyanin and then wrapping with a trehalose-gamma-polyglutamic acid composite film; the biphase chelating microspheres are phytic acid-citric acid biphase sustained-release microspheres formed by wrapping phytic acid and citric acid with a chitosan and sodium alginate composite film. Through multi-component functional complementation, multi-stage slow release design and physical-chemical synergistic barrier, comprehensive inhibition of the oxidation problem of the prefabricated vegetable is realized, a'free radical scavenging-metal chelating-phase interface stabilization 'triple protection system is constructed, accurate oxidation resistance in different stages of processing, storage and transportation is realized, and the prepared vegetable has good market prospects. The bottlenecks of short action period and single protection dimension of a natural antioxidant are broken through.

The invention belongs to the field of nano material preparation, and particularly relates to a preparation method of water-soluble heme, which adopts an anti-solvent precipitation method, accurately controls an anti-solvent precipitation process through an ultrasonic microreactor or a micromixer, and realizes continuous preparation of water-soluble heme with small size, high solid content and excellent stability. The particle size of the water-soluble heme obtained through the preparation method is 200 nm or below, the solid content in water can reach 200-500 mg / mL, and the water-soluble heme can be used as a health care product or a food additive.

The invention discloses a cyperus esculentus plant milk preparation method based on optimized enzymolysis and micronization treatment, and relates to the technical field of plant milk drinks. The cyperus esculentus plant milk is prepared from the following raw materials: cyperus esculentus, oat, drinking water, sodium bicarbonate, cellulase, alpha-amylase and edible salt (all of which are food-grade). According to the product, the cyperus esculentus cold-pressed soybean meal is used as a main raw material, the content of grease in the product can be reduced, comprehensive utilization of cyperus esculentus processing byproducts is achieved, the compound is oat, soluble dietary fibers in the oat are utilized, the viscosity of plant milk is improved, the storage stability is enhanced, meanwhile, the nutritional attribute is increased, and the product does not contain any food additive and is free of any side effects. Alpha-amylase and cellulase are preferably selected through tests to conduct enzymolysis on the plant milk (excluding lipase and protease), and high-pressure homogenization is preferably selected to conduct micronization treatment on the product (excluding colloid mill treatment), so that the product is good in stability, fine and smooth in taste and rich in nutritional ingredients, and comprehensive processing and utilization of the cyperus esculentus are achieved.

The invention discloses high-strength oyster protein gel as well as a preparation method and application thereof, and belongs to the technical field of protein gel preparation. The oyster meat is used as a raw material, the oyster protein isolate is obtained by adopting an alkali-solution and acid-isolation method, and the oyster protein isolate is subjected to pre-solidification and high-temperature induced deep crosslinking at a low temperature for an ultra-long time, so that the gel property of the oyster protein isolate can be remarkably improved; the prepared oyster protein isolate gel has the characteristics of smooth surface, high gel strength, high elasticity and the like; according to the method, the aggregation degree, conformation and intermolecular interaction force of oyster protein can be regulated and controlled only by utilizing temperature, so that the oyster protein is induced to form high-quality protein gel. Besides, no organic chemical reagent or food additive is added in the preparation process, and NaCl is not added, so that the oyster protein isolate gel is pure in ingredient, high in safety and simple to operate, and has relatively high application value and industrialization potential.

The present invention relates to the field of metal corrosion and protection, and specifically to a preparation method and application of a modified chitosan Schiff base corrosion inhibitor. The preparation method comprises six steps: (1) preparing a gel-like chitosan dispersion; (2) preparing an ethanol solution of 2,6-dimethyl-5-heptenal; (3) adding the gel-like chitosan dispersion; (4) adding the ethanol solution of 2,6-dimethyl-5-heptenal and conducting a Schiff base reaction; (5) rotary evaporation and dehydration of the reaction product; and (6) washing, filtering, and drying. The present invention utilizes 2,6-dimethyl-5-heptenal, a common food additive, as a modifier to condense with natural polymer chitosan to prepare an acid corrosion-resistant corrosion inhibitor, with a simple process and low production cost. The invention is applied to N80 steel sheets in a hydrochloric acid medium for corrosion protection, uses a low concentration, and effectively improves the corrosion inhibition rate of the corrosion inhibitor on metals. The invention is a green, environmentally friendly, economical, and efficient corrosion inhibitor with good promotion prospects.

This invention discloses a high-strength oyster protein gel, its preparation method, and its applications, belonging to the field of protein gel preparation technology. Using oyster meat as raw material, this invention obtains oyster protein isolate through an alkali-dissolution and acid-precipitation method, and pre-coagulates the oyster protein isolate at ultra-long-term low temperatures. High-temperature induction of deep cross-linking significantly improves the gel properties of the oyster protein isolate. The prepared oyster protein isolate gel exhibits characteristics such as smooth surface, high gel strength, and high elasticity. This invention utilizes only temperature to control the aggregation degree, conformation, and intermolecular interactions of oyster proteins, thereby inducing the formation of a high-quality protein gel. Furthermore, the preparation process of this invention involves no organic chemical reagents or food additives, and no NaCl is added, resulting in a pure, safe, and simple oyster protein isolate gel formulation with high application value and industrialization potential.

The invention relates to the technical field of food additives, in particular to a food additive production heating device which comprises a supporting base. The processing box is arranged on the outer side of the supporting seat, a heating cavity is formed in the inner side of the processing box, and a heat preservation cavity surrounding the outer side of the heating cavity is further formed; the cyclic heating unit is connected with the supporting seat and is connected with the processing box; the automatic lifting unit is arranged between the processing box and the supporting seat and is connected with the cyclic heating unit; wherein the cyclic heating unit comprises an air blowing type stirring assembly, an air guide heating assembly, a synchronous air conveying assembly and a push-pull type supporting assembly, the cyclic heating unit is arranged and matched with the automatic lifting unit, additives on the inner side of the heating cavity can be longitudinally stirred in a reciprocating mode, stirring comprehensiveness is guaranteed, and the stirring efficiency is improved. And the additive can be heated from inside and outside at the same time, so that the additive is heated uniformly, the heating efficiency is ensured, and the production efficiency is improved.

The invention relates to the technical field of food safety traceability, and discloses an additive self-service query traceability system. The system comprises a food additive management module, a food production integration module, a sampling inspection management module, an intelligent analysis module and an interactive query module. A unique shipping code is automatically generated and printed on a food additive package, and then the unique shipping code is associated with a food production integration module to generate a traceability code and printed on a food package, so that accurate traceability is realized. The sampling inspection management module records sampling inspection information, and the intelligent analysis module adopts a K-means clustering analysis algorithm to analyze sampling inspection data, identifies a high-safety-risk food area and dynamically adjusts a sampling inspection strategy. The interactive query module enables consumers to obtain food and additive information and spot check results by scanning traceability codes. The pertinence and effectiveness of food safety supervision are improved, the right to know and the right to choose of consumers are enhanced, and remarkable social benefits and economic benefits are achieved.

The invention provides a microbial composition and application thereof in preparation of selenium-rich sleep-aiding goat milk powder, and belongs to the technical field of microbial fermentation. The microbial composition disclosed by the invention comprises bifidobacterium animalis, enterococcus durans and candida tropicalis. A food additive obtained by fermenting Chinese yam, selenium-rich black beans, Chinese wolfberry fruits, licorice roots, wheat and tremella fuciformis through the microbial composition has the sleep aiding effect, milk powder prepared by combining the microbial composition with other raw materials has the remarkable sleep improving effect, and the milk powder can be taken for a long time and is safe, nutritional and healthy.

The invention discloses a food safety monitoring system and a monitoring method thereof, and relates to the technical field of food safety monitoring, and the method comprises the following steps: building a sealing integrity real-time acoustic monitoring link, obtaining an acoustic signal generated by trace leakage through a phase locking algorithm, and building a pressure differential matrix based on the acoustic signal; and inputting the pressure differential matrix into a constructed gas chromatography digital twinborn model, deducing a dynamic evolution process of a carrier gas flow field, and extracting an instantaneous flow velocity critical threshold under the current working condition. According to the invention, real-time prediction and regulation of gas chromatography flow velocity disturbance are realized through acoustic monitoring and digital twinborn modeling, magnetic fluid adjustment and temperature compensation are combined, retention time drift is inhibited, and detection stability and robustness are improved. Meanwhile, a self-adaptive peak position tracking and dynamic window adjusting mechanism is introduced, a chromatographic peak position is accurately recognized, errors are fed back to a front-end sensing link, a closed-loop optimization process is constructed, and the accuracy and reliability of food additive detection are guaranteed.

The invention discloses spiral feeding equipment for food additive production. The spiral feeding equipment comprises a rack; the concentration box is rotationally arranged on one side of the top of the rack, and a feeding pipe is fixed to the bottom of the concentration box; the feeding barrel is mounted at the bottom end of the feeding pipe in an inclined manner; the air sweeping assembly is arranged at the top end of the feeding barrel; and the discharging pipe is installed on the feeding barrel, and a sealing assembly is arranged on the outer wall of the discharging pipe. The quantitative feeding function is achieved, the requirement for accurate matching of different food additive raw materials in the production process is met, the sealing effect of the discharging pipe can be guaranteed, material leakage and external impurity entering are prevented, the hygiene of the production environment and the quality of the materials are guaranteed, the food additive raw materials in the classification cavity are stirred, and the production efficiency is improved. The food additive raw materials can better enter the quantitative discharging assembly, and the additive raw materials are prevented from being accumulated and blocking an inlet of the material guiding barrel.

The present invention belongs to the technical field of food additives. A method for preparing glucosyl stevioside using a mother liquor sugar, separating and purifying the glucosyl stevioside and recovering glucose. Provided is a method for preparing glucosyl stevioside using a mother liquor sugar. By taking a mother liquor sugar as a raw material to prepare glucosyl stevioside, the route of utilization of mother liquor sugars is enriched, the technical gap of preparing glucosyl stevioside using a mother liquor sugar as a raw material is filled, and the prepared product has the advantages of good mouthfeel and high total glycoside content. Provided is a method for purifying glucosyl stevioside, wherein dextrin is recycled, which reduces the discharge of waste liquid, greatly reduces the energy consumption and cost of production, and improves the yield of glucosyl stevioside with high purity. Further provided is a method for separating and purifying glucosyl stevioside and recovering glucose, which method is simple in terms of process and easy to operate, and can not only obtain glucosyl stevioside with high purity, but also recycle unreacted substrates so as to reduce the cost.

The invention provides a food additive identification method based on sparse features of a surface enhanced Raman spectrum. The method comprises the following steps: acquiring SERS spectrums of food additive samples of known types; according to the SERS spectrum, SERS spectrum sparse features are extracted, and the sparse features are optimized; dividing the optimized sparse features into a training set and a test set, establishing an identification model by using the training set, and verifying the identification accuracy of the identification model by using the test set; and performing type identification on the food additives in a to-be-detected sample by adopting the identification model. According to the method, the recognition model is established based on the SERS spectrum sparse features, the similar food additives can be accurately judged, the accuracy of additive type recognition is improved, and high-precision judgment of the food additives is achieved.

The invention relates to the technical field of food, in particular to high-protein milk and a preparation method thereof.The preparation method comprises the steps that raw milk is sequentially subjected to milk purification, fat standardization, primary homogenization, pasteurization, concentration, secondary homogenization, protein maintenance, ultrahigh-temperature sterilization and sterile filling; the fat standardization comprises the step of adjusting the ratio of fat to protein in the raw milk to 1.11: 1-1.17: 1; the concentration comprises the step of concentrating the protein content of the pasteurized milk to 3.6 g / 100g or above. According to the invention, the proportion of fat and protein in the raw milk is adjusted in the purified milk separation process, so that the proportion is controlled within a specific range, and the problem of inconsistent product stability and taste of the high-protein milk can be effectively solved; by optimizing technological parameters such as primary homogenization, secondary homogenization and ultra-high-temperature sterilization, the use of food additives can be avoided, and meanwhile, the uniform taste of the product and the stable system can be effectively ensured.

The invention discloses a method for inhibiting production of vomitoxin from bacillus cereus, which is characterized in that isoleucine is added into a substance needing to inhibit production of vomitoxin from bacillus cereus, preferably 5-20mM of isoleucine is added. According to the present invention, the content of the toxin is detected through the liquid chromatography-mass spectrometry, and the cytotoxicity experiment verification results show that the isoleucine can significantly inhibit the synthesis of the vomitoxin of the bacillus cereus in the culture medium and the matrix, and can effectively reduce the toxic effect of the toxin on HeLa cells; the invention provides a safe and efficient biological control means which is suitable for various food systems such as starch food, dairy products, meat products and the like. Isoleucine can be used as a novel non-toxic and harmless food additive and is low in cost; the use method is simple, the output of vomitoxin can be reduced by directly adding a trace amount of isoleucine, and the food flavor is not affected.

The invention belongs to the field of food additives-compound coating agents and medicine solid preparation thin film coating premixing agents, and relates to a preparation method of a solid dispersion and a water-based gastric-soluble efficient moisture-proof coating composition containing the solid dispersion. According to the solid dispersion provided by the invention, stearic acid and magnesium stearate are selected as indissolvable components, polyglycerol fatty acid ester is used as a surfactant, hydroxypropyl methylcellulose / hydroxy propyl cellulose / sodium alginate is used as a carrier, and a grinding process is combined to treat the raw materials, so that a good synergistic effect is formed among the components; and the solid dispersion which can be stably amorphized is prepared. Tests find that the content of insoluble components in the prepared solid dispersion is obviously improved unexpectedly, and a coating composition of a carrier containing the solid dispersion has extremely excellent moisture resistance after film formation.

The invention belongs to the technical field of preparation of food additives, and particularly relates to a method for extracting sa-hao seed gum and oligosaccharide thereof by using a compound enzyme method. According to the method provided by the invention, complete artemisia desertorum seeds are taken as a raw material, enzymolysis is carried out by using a compound system consisting of xylanase, cellulase and pectinase, and after enzyme deactivation and alcohol precipitation, the artemisia desertorum gum or the artemisia desertorum gum oligosaccharide can be obtained. Compared with a traditional water extraction method and an acid-base extraction method, the extraction yield is remarkably increased through the enzymolysis synergistic effect, the process is green and safe, no chemical residue exists, the molecular weight of the product is controllable, and high purity and functional activity are both achieved. The method is easy and convenient to operate, low in cost and suitable for large-scale production, and has wide application prospects in the fields of food, medicine and functional oligosaccharide development.

The utility model discloses a food additive sterilization processing machine, which relates to the technical field of food processing and comprises a support frame, the top of the support frame is fixedly connected with a sterilization bin mechanism, the top of the sterilization bin mechanism is fixedly connected with a turning mechanism, and the top of the support frame is fixedly connected with an ozone sterilization mechanism. Through the arrangement of the ozone sterilization mechanism, when a food additive is sterilized, bacteria in the food additive are killed under the action of strong oxidation of ozone, so that the food additive is prevented from being melted due to conventional high-temperature sterilization, and the food additive is more convenient to use; the food additives at the bottom of the inner cavity of the bin body are continuously conveyed upwards, the food additives falling along the material falling disc are scattered under the action of the stirring rod and the scattering rod, the food additives are turned over more evenly, sterilization is more comprehensive, meanwhile, the ultraviolet sterilization lamp is arranged, auxiliary sterilization can be conducted on the food additives, and the sterilization effect is further improved.