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58 results about "Hydrolysed protein" patented technology

A protein hydrolysate refers to a protein that has been partially digested or "hydrolyzed.". Don't worry, it's not as if someone began chewing your protein and spat it back out. This process involves adding proteolytic enzymes, which break down protein, or heating a protein with acid.

Pet prescription wet food with long-acting fresh-keeping function and preparation method thereof

The invention discloses a pet prescription wet food with a long-acting fresh-keeping function and a preparation method of the pet prescription wet food, and relates to the technical field of preparation of pet food. Comprising 40-60% of a meat raw material, 5-15% of dietary fibers, 0.5-2% of a vitamin premix, 0.3-1.5% of a mineral pre-coagulated material, 0.1-2% of a probiotic compound, 0.05-0.2% of a natural antioxidant, and the balance of water, hydrolyzed chicken, the natural antioxidant and a compound additive. According to the preparation method, a staged gradient sterilization process is combined with three-layer composite packaging and low-temperature plasma treatment, the unopened shelf life is prolonged to 24 months, which is far better than that of a traditional process, and the activity of thermosensitive components is guaranteed by adopting a nano-liposome embedding technology and sodium alginate-chitosan embedded probiotics, so that the preparation method is simple and convenient to operate. The protein digestibility is improved to 92% through low-molecular hydrolyzed protein, and the requirements of pets with kidney diseases are met.
Owner:赣州职业技术学院

Large cherry culture medium and preparation method thereof

The invention provides a large cherry culture medium and a preparation method thereof, and relates to the technical field of cherry planting. The large cherry culture medium comprises the following components in parts by weight: 8-15 parts of ceramsite, 15-20 parts of perlite, 7-12 parts of rice husk, 15-20 parts of wormcast, 20-30 parts of coco coir and 5-10 parts of nutrient particles. The nutrient particles take straw fibers, rock wool and sepiolite as carriers, and hydrolyzed protein is loaded on the carriers. The culture medium has the characteristics of water and fertilizer retention, good air permeability, high nutritional ingredients and the like, and can provide good conditions of water, fertilizer, air, heat, pH value and the like for plant root systems.
Owner:ACAD OF FORESTRY & GRASSLAND SCI OF LIANGSHAN YI AUTONOMOUS PREFECTURE

Composition containing hydrolysed whey protein and hydrolysed casein and uses thereof

PendingCN122342803ADiarrhea symptomsMedicine
The application discloses a composition, which comprises hydrolyzed protein; the hydrolyzed protein comprises hydrolyzed whey protein and hydrolyzed casein protein, the weight ratio of the hydrolyzed whey protein and the hydrolyzed casein protein is (70-95):(5-30), the amino acid nitrogen content in the hydrolyzed protein is (1.0-3.0) g / 100 g, the proportion of protein hydrolysate with a relative molecular mass distribution <1000 in the hydrolyzed protein is 34-70%, the peptide content (calculated on a dry basis) in the hydrolyzed protein is not less than 33 g / 100 g, and the total free amino acid content in the hydrolyzed protein is not less than 1 g / 100 g. The composition can effectively treat diarrhea and is suitable for people with gastrointestinal dysfunction and severe patients with diarrhea symptoms.
Owner:YABAO PHARMA GRP CO LTD

3-fucosyllactose and butyrate for food allergy

The present invention relates to nutritional compositions comprising digestible carbohydrates, lipids, proteins, 3-fucosyl lactose (3-FL) and a butyrate source, which are suitable for providing nutrition to an infant or young child suffering from or at risk of developing a food allergy, preferably cow milk protein or egg allergy, wherein the protein is or consists essentially of hydrolysed protein and / or free amino acids, and wherein the butyrate is provided in the form of dietary butyrate and / or by non-digestible saccharides selected from non-digestible polysaccharides, non-digestible oligosaccharides or mixtures thereof capable of undergoing microbial fermentation in the gastrointestinal tract to produce butyrate, and uses thereof.
Owner:NV NUTRICIA

Composition, home care formulations, method and use

The present invention provides a composition comprising the reaction product of a) itaconic anhydride; and b) an amino compound comprising at least one free amino group, wherein the amino compound is selected from hydrolysed proteins; wherein the composition comprises itaconic modified amino compound, wherein the itaconic modified amino compound is the reaction product of a) and b). In another embodiment, the amino compound is selected from the group consisting of amino acids, peptides and hydrolysed proteins. The invention further provides a home care formulation comprising the composition of the invention, a fabric conditioner or softener, a method of treating fibres and a use of the composition.
Owner:CRODA INT PLC

Bacillus subtilis 12-10-2 and application thereof in synergistic preparation of fish oil and fish sauce

The invention discloses bacillus subtilis 12-10-2 and application thereof in synergistic preparation of fish oil and fish sauce, and belongs to the technical field of microbial fermentation. The preservation number of the bacillus subtilis (Bacillus subtilis) 12-10-2 is CGMCC (China General Microbiological Culture Collection Center) No.34966. The bacillus subtilis (Bacillus subtilis) 12-10-2 can be used for preparing the bacillus subtilis. The bacillus subtilis 12-10-2 can be used for efficiently hydrolyzing protein in a high-salt environment. The bacillus subtilis 12-10-2 is used for performing bacterium-adding fermentation on the snakehead processing leftovers, so that the fish oil and the fish sauce can be synergistically prepared, and the obtained product is high in yield and good in quality. A new microbial resource is provided for high-value utilization of snakehead processing leftovers, the problems of environmental pollution and resource waste caused by improper treatment can be solved, a new technical support is provided for establishment of a preparation process of high-quality fish oil and fish sauce, and the method has a wide market application prospect.
Owner:SOUTH CHINA SEA FISHERIES RES INST CHINESE ACAD OF FISHERY SCI

China-hemp peptide multi-nutrition protein powder with function of improving metabolism

The invention discloses China-hemp peptide multi-nutrient protein powder with a metabolism improving function, which comprises China-hemp seeds, soybean protein isolate, China-hemp seed protein, chickpea protein, pea protein, China-hemp peptide, rice protein, broad bean protein, mung bean protein and wheat hydrolyzed protein. Wherein the Chinese hemp seeds are 15-25 parts, the soybean protein isolate is 10-20 parts, the Chinese hemp seed protein is 5-15 parts, the chickpea protein is 8-12 parts, the pea protein is 8-12 parts, the Chinese hemp peptide is 8-15 parts, the rice protein is 5-10 parts, the broad bean protein is 5-10 parts, the mung bean protein is 5-10 parts, and the like. According to the present invention, besides the protein nutrition, the small molecule peptide and 10 other nutrients such as Omega3, gamma-linolenic acid, vitamin E and a variety of minerals are contained, such that the complete protein nutrition is provided, and the health-care food is rich in Omega-3 fatty acid, gamma-linolenic acid, vitamin E, potassium, magnesium, zinc and other minerals with different molecular magnitudes extracted from China-hemp seeds, the ten nutrients, a plurality of plant proteins and small molecule peptides have a synergistic effect to jointly form a basis for improving the metabolic function.
Owner:天之草健康科技(长沙)有限公司

Controllable enzymolysis method for improving utilization rate of sunflower seed meal protein

The invention provides a controllable enzymolysis method for improving the utilization rate of sunflower seed meal protein, which comprises the following steps: crushing sunflower seed meal, mixing with water, and carrying out alkali extraction to obtain a protein crude extract; the method comprises the following steps: carrying out enzymolysis on compound protease prepared from alkaline protease, papain and flavourzyme according to the mass ratio of (1-2): (2-1): 0.1 at the pH of 7-8 and the temperature of 48-50 DEG C, and ensuring that the enzyme adding amount is 1.5-3% of the mass of protein; the hydrolysis process is controlled by regulating and controlling enzymolysis conditions in stages; and finally, carrying out enzyme deactivation, separation and drying to obtain a hydrolysate. According to the method, efficient and controllable hydrolysis of sunflower seed meal protein is achieved, the protein recovery rate reaches 75.61%, the solubility reaches 98.14%, the bitter taste of the product is low, and the method is suitable for large-scale production.
Owner:上海源耀农牧科技有限公司

Cacao-containing food and drink and cacao astringent taste inhibitor

PCT designated stage expiredWO2025009406A9Frozen sweetsCocoaBiotechnologyHydrolysed protein
The present invention addresses the problem of providing a cacao-containing food and drink in which unpleasant taste, such as astringent taste or acridity, derived from a cacao raw material is suppressed. The present invention also addresses the problem of providing a cacao astringent taste inhibitor capable of suppressing unpleasant taste, such as astringent taste or acridity, derived from a cacao raw material. The present invention provides cacao-containing food and drink that contain a hydrolyzed protein decomposition product and in which the ratio of non-fat cacao solid content in a solid content is 16 mass% or more.
Owner:FUJI OIL CO LTD

Protein fiber-oxidized polysaccharide compound, iron-loaded compound and preparation methods of protein fiber-oxidized polysaccharide compound and iron-loaded compound

The invention discloses a protein fiber-oxidized polysaccharide compound, an iron-loaded compound and preparation methods of the protein fiber-oxidized polysaccharide compound and the iron-loaded compound. The preparation method comprises the following steps: hydrolyzing whey protein isolate with alkaline protease to obtain whey protein isolate enzymolysis powder; mixing the whey protein isolate and the enzymolysis powder according to a mass ratio of 1: 1 to prepare a hydrolyzed protein fiber solution; sodium periodate oxidizes dextran to prepare an oxidized dextran solution; and grafting the oxidized dextran solution and the hydrolyzed protein fiber solution under the action of sodium cyanoborohydride to prepare the protein fiber-oxidized polysaccharide compound. Loading ferric chloride on the protein fiber-oxidized polysaccharide compound, and reducing by NaBH4 to obtain an iron-loaded compound; the invention provides a novel method for controllably preparing the protein fiber-oxidized polysaccharide compound at normal temperature, and the iron loading capacity is as high as 1: 1; the iron-loaded compound nano iron is more stable in valence state, higher in oxidation resistance and good in biological safety and bioavailability, the cell absorption effect is 1.33 times that of a conventional iron supplementing agent ferrous sulfate, and the iron supplementing effect is safe and efficient.
Owner:THE AFFILIATED SIR RUN RUN SHAW HOSPITAL OF SCHOOL OF MEDICINE ZHEJIANG UNIV

Composition, hair composition, and hair treatment method

Provided are a composition and a hair composition having excellent dispersion or dissolution stability of a liquid oil when a hydrolyzed protein and / or a derivative thereof and a cationic surfactant are blended, and a hair treatment method using the composition. A hair composition in which a hydrolyzed protein and / or a derivative thereof, a cationic surfactant, a liquid oil, and water are blended, the difference between the storage modulus G'and the loss modulus G ''is a positive value at a stress [tau] of 0.3 Pa, the composition for hair is blended as a premixed raw material, and the hair treatment method uses the composition for hair.
Owner:MILBON CO LTD

Infant nutrition containing hydrolyzed protein, ionized calcium and palmitic acid

The present invention relates to a composition for a formula for infants or young children, the composition comprising a partially hydrolyzed protein, ionized calcium and an oil mixture comprising palmitic acid esterified to a triacylglycerol wherein the palmitic acid is esterified at the sn-2 position of the triacylglycerol, the esterified palmitic acid being in an amount of at least 20% by weight of the total palmitic acid. Furthermore, the present invention relates to an infant formula comprising said composition and the use of said composition or infant formula.
Owner:SOCIETE DES PRODUITS NESTLE SA

Composition, personal care formulations, method and use for treating or preventing damages to hair

The present invention provides a composition comprising the reaction product of a) itaconic anhydride; and b) an amino compound comprising at least one free amino group, wherein the amino compound is selected from the group consisting of amino acids, peptides and hydrolysed proteins; wherein the composition comprises itaconic modified amino compound, wherein the itaconic modified amino compound is the reaction product of a) and b), and wherein the amount of itaconic anhydride used in the reaction is calculated to react with 10 mol % to 100 mol % of the free amino groups of 0 the amino compound. The invention further provides a personal care formulation comprising the composition, a hair care formulation, a skin care formulation, a method of treating hair or skin and a use of the composition.
Owner:CRODA INT PLC

A protein fiber-oxidized polysaccharide complex, a ferric-loaded complex, and a preparation method thereof

The application discloses a protein fiber-oxidized polysaccharide compound, an iron-loaded compound and a preparation method thereof. The preparation method is as follows: whey protein isolate is hydrolyzed by alkaline protease to obtain whey protein isolate enzymolysis powder; the whey protein isolate and the enzymolysis powder are mixed at a mass ratio of 1:1 to prepare a hydrolyzed protein fiber solution; oxidized dextran solution is prepared by oxidizing dextran with sodium periodate; the oxidized dextran solution and the hydrolyzed protein fiber solution are grafted under the action of sodium cyanoborohydride to obtain the protein fiber-oxidized polysaccharide compound. The protein fiber-oxidized polysaccharide compound is loaded with ferric chloride and reduced by NaBH4 to obtain the iron-loaded compound. The application provides a novel method for preparing the protein fiber-oxidized polysaccharide compound at room temperature, and the iron loading amount is as high as 1:1; the iron-loaded compound has more stable nano-iron valence, higher oxidation resistance, good biological safety and biological availability, and the cell absorption effect is 1.33 times that of a conventional iron supplement ferrous sulfate, and the iron supplement effect is safe and efficient.
Owner:THE AFFILIATED SIR RUN RUN SHAW HOSPITAL OF SCHOOL OF MEDICINE ZHEJIANG UNIV

Water-soluble laundry sheet and its use in textile cleaning

The present invention relates to water-soluble laundry sheets and their use in textile cleaning. The water-soluble laundry sheets comprise a non-ionic surfactant, a triglyceride, and a hydrolyzed protein. The water-soluble laundry sheets improve the sweat buffering, wear comfort, and elasticity of the textile after laundering.
Owner:DELTA PUNALA LTD

Hypoallergenic gluten-free non-wheat oil-stabilized fermented farinaceous product and method of making same

This invention belongs to the food field, specifically relating to a hypoallergenic, gluten-free, non-wheat tiger nut fermented noodle product and its preparation method. The hypoallergenic, gluten-free, non-wheat tiger nut fermented noodle product comprises the following components: raw material powder, alkaline protease, transglutaminase, additives, and water; the raw material powder is a mixture of tiger nut meal powder and rice flour. The technical solution of this application utilizes a fermentation system using alkaline protease and transglutaminase. Alkaline protease hydrolyzes the amide and peptide bonds of proteins, causing acylation reactions that cross-link protein molecules, producing a network structure and improved flavor and quality. Transglutaminase catalyzes the acylation reaction between the amide group in glutamine and the ε-amino group on lysine peptides, causing cross-linking of protein molecules to form the target protein and produce the desired product.
Owner:SHIHEZI UNIVERSITY

A compound probiotic solid beverage formula for assisting weight control and oil absorption

PendingCN122320149Apromote absorptionEnhance metabolic functionBiotechnologyWeight gaining
This invention discloses a compound probiotic solid beverage formula that assists in weight control and oil adsorption. The invention designs a beverage formula suitable for human consumption. The compound Chinese herbal medicines and fruit and vegetable powders work together to adsorb oil in the stomach and intestines through physical encapsulation. Hydrolyzed white kidney bean protein blocks starch absorption, and probiotics promote intestinal absorption. Together, they can improve the body's metabolic function and solve health problems such as weight gain caused by greasy diet.
Owner:NINGBO HOUCHU TECHNOLOGY GROUP CO LTD

Protein-based coupling agents for carbon fibers

PendingCN120813635AFiberPolymer science
A composition comprising carbon fibers and a hydrolyzed protein, a curable resin or prepolymer component having at least one ethylenically unsaturated polymerizable group, and water in an amount of 0.0 to 10.0 wt% based on the total weight of the composition wherein the carbon fibers are present in an amount of 85.0000 to 99.9995 wt% based on the total amount of hydrolyzed protein and carbon fibers, and the hydrolyzed protein is present in an amount of 0.0005 to 15.0000 wt%.
Owner:BYK CHEMIE GMBH

Qiyuan qi-tonifying blood-enriching oral liquid and production process thereof

The invention discloses a qi-tonifying and blood-enriching oral liquid and a production process, and relates to the technical field of health-care food, the qi-tonifying and blood-enriching oral liquid comprises the following components: 100g of astragalus membranaceus, 100g of angelica sinensis, 20g of longan aril, 300mL of hydrolyzed protein liquid, 200g of sucrose and 0.3 g of ethylparaben. According to the qi-tonifying and blood-enriching oral liquid for Qiyuan and the production process, through multiple times of decoction, active ingredients in medicinal materials such as radix astragali and radix angelicae sinensis are fully released, and active ingredient residues are avoided; the filtrate is concentrated into clear paste with the relative density of 1.10, so that the volume of the liquid medicine is reduced, the subsequent alcohol precipitation operation is facilitated, part of moisture is removed while effective components are reserved, the ethanol consumption during alcohol precipitation is reduced, and the cost is saved; water-soluble impurities such as polysaccharide, protein and tannin in liquid medicine are precipitated through ethyl alcohol, effective components such as flavone, saponin and small molecule glycoside are reserved, complete precipitation is ensured by standing for 12 hours at normal temperature, and the purity of the components is effectively improved after alcohol precipitation.
Owner:GUANGXI GUFANG PHARMACEUTICAL CO LTD

Plant conditioning type hair dye and preparation method thereof

ActiveCN120918979ACosmetic preparationsHair cosmeticsBiotechnologyFlaxseed extract
The invention relates to a plant conditioning type hair dye and a preparation method thereof, and the plant conditioning type hair dye comprises the following components in percentage by weight: 1.5-2.5% of a conditioner, 2.5-2.9% of a coloring agent, 4.5-6% of a humectant, 3.8-4.3% of an alkaline agent, 1.4-1.7% of a solubilizer, 1-1.4% of a thickening agent, 0.1-0.5% of a preservative and the balance of deionized water. Protein hydrolysate, flaxseed extract, polygonum multiflorum root extract, gallnut extract, aloe barbadensis leaf extract, angelica root extract, ginseng root extract and fenugreek fruit extract are used as conditioners, and the conditioners and other components are mixed to prepare the plant conditioning type hair dye, so that the binding strength of the dyeing agent and hair can be improved; the dyeing effect of the hair dye is better, and the damage of the hair dye to hair and hair is reduced.
Owner:GUANGDONG FADI COSMETICS TECH CO LTD

Structured high protein meat substitute compositions with microbial heme flavors

To provide alternative protein-rich food products that are not derived from animals, but are free of unhealthy meat-related components such as saturated fatty acids and cholesterol, are free of the deleterious environmental effects of animal husbandry, and provide similar texture and flavor characteristics and functional properties as animal meat.SOLUTION: Structured food compositions, such as meat substitute compositions, comprising microbial-derived protein products, such as microbial-derived protein hydrolysates, are provided. Methods of making such products are also provided. Also provided are flavor potentiator compositions comprising heme-containing polypeptides, such as microbial-derived flavohemoglobin, and food compositions, such as meat substitute compositions, comprising the heme-containing flavor potentiator compositions. In one aspect, the flavor potentiator comprises a heme-containing polypeptide from a hydrogen-oxidizing microorganism, wherein (i) the hydrogen-oxidizing microorganism is a Cupriavidus microorganism or (ii) the hydrogen-oxidizing microorganism grows under microaerobic conditions.SELECTED DRAWING: None
Owner:AIR PROTEIN INC

An oil-phase dispersed sodium hyaluronate highly moisturizing lip balm and its preparation method

The present invention discloses an oil-phase dispersed sodium hyaluronate highly efficient moisturizing lip balm, and its raw materials include: sodium hyaluronate, calcium carbonate, emulsifier, beeswax, acetic acid, petroleum ether, glycerol, pigment, plant essential oil, vitamin E, vitamin B1, thickener, functional additive; the mass ratio of sodium hyaluronate, calcium carbonate, emulsifier, beeswax, acetic acid, petroleum ether, glycerol, pigment, plant essential oil, vitamin E, vitamin B1, thickener, functional additive is 1-2: 0.01-0.1: 0.1-1: 7-16: 0.1-1: 20-40: 1-2: 0.1-1: 0.1-0.5: 0.1-0.2: 0.1-0.2: 0.1-0.5: 0.1-0.5; wherein, the functional additive is D-panthenol and / or hydrolyzed protein. The present invention discloses a preparation method of the above-mentioned oil-phase dispersed sodium hyaluronate highly efficient moisturizing lip balm.
Owner:CHUANGTING BIOTECHNOLOGY (SHANGHAI) CO LTD

Yak simmering paste and preparation process thereof

The invention provides a preparation process of yak simmering paste. The preparation process comprises the following steps: screening raw materials, treating the raw materials, slowly decocting to prepare gel, performing multi-layer filtration, gelling and freezing, dicing and trimming, airing in sections, and packaging and sterilizing. The yak skin in the western Sichuan plateau is selected, the yak skin is pure in growth environment and intakes natural herbaceous plants such as cordyceps sinensis, fritillaria and the like, the collagen content of the skin is high, pollution is avoided, redundant grease in the raw materials is removed through unhairing treatment, oil film and impurity removal, hair follicle removal treatment of the whole skin and mutton smell removal treatment, and the situation that the taste is affected by excessive greasiness and mutton smell in the finished product is avoided; the product is processed by the compound flavourzyme, so that protein components can be hydrolyzed while the mutton smell is removed, the formed glue solution is thicker, and the yak cream prepared after cooling and shaping is finer in taste and rich in nutrition, and the original flavor of the yak cream cannot be covered by excessive spice flavor.
Owner:绵竹欧牛食品有限公司

A ferment for improving the quality of fermented sweet corn juice and a method for preparing fermented sweet corn juice

This invention belongs to the field of microbial technology, specifically relating to a starter culture for improving the quality of fermented sweet corn juice and a method for preparing fermented sweet corn juice. The starter culture is a compound of *Lactobacillus plantarum* (CGMCC No. 3151) and *Bifidobacterium longum* subsp. *infantii* (CCTCC NO: M20221253). The starter culture is inoculated into a mixture of saccharified sweet corn juice and hydrolyzed rice protein, fermented for 3-5 hours, and then pasteurized to obtain fermented sweet corn juice. The resulting fermented sweet corn juice exhibits suitable levels of total sugar, pH, total acidity, reducing sugar content, and precipitation rate, significantly increased total phenolic content, strong DPPH free radical scavenging ability, and harmonious flavor, making it suitable for industrial application.
Owner:NORTHEAST AGRICULTURAL UNIVERSITY

Preparation method of freeze-dried sterilized yoghourt

The invention relates to the technical field of food, and discloses a preparation method of freeze-dried sterilized yoghourt, which comprises the following steps: (1) mixing and heating raw materials; the raw materials comprise fermented milk, calcium caseinate, composite proteolytic enzyme, starch and water; (2) maintaining the material temperature at 45-60 DEG C, and performing enzymolysis; (3) raising the temperature to 80-95 DEG C, maintaining the temperature for 20-40 minutes, and performing enzyme deactivation; and (4) after cooling, freezing the material liquid until the material temperature reaches-25 DEG C or below, and drying the frozen material liquid in a freeze-drying bin to obtain the freeze-dried sterilized yoghurt. The enzymolysis step is added before the yogurt is sterilized, and the protein is slightly hydrolyzed by adopting the composite proteolytic enzyme, so that the problem that the taste and flavor of the existing pasteurization sterilized yogurt are degraded due to high-temperature treatment is solved, the production process is simplified, the cost is reduced, and the production efficiency is improved. Finally, the freeze-dried sterilized yoghourt product with natural flavor and good taste is obtained.
Owner:SHANDONG ZHEN FLAVOR FOOD CO LTD

HIGH PROTEIN NUTRITIONAL COMPOSITION, THE PROTEIN SOURCE OF WHICH IS 100% HYDROLYZED PROTEIN

ActiveFR3134292B1Protein composition from milkProtein composition from meatBiotechnologyNutrition
The invention relates to the field of high-protein liquid nutritional compositions. More particularly, the invention concerns a nutritional composition comprising between 14 and 30 g of protein per 100 ml, in which the proteins are hydrolyzed. This composition has a complete mineral profile and an energy content suitable for use as the sole source of nutrition in malnourished patients.
Owner:EVEN SANTE IND

Preparation method of electronic-grade hypoxanthine

The invention relates to a preparation method of electronic grade hypoxanthine, which comprises the following steps: taking a hypoxanthine crude product synthesized by an enzymic method as a raw material, mixing the hypoxanthine crude product with high-purity water at the temperature of 30-60 DEG C, adjusting the pH value to 7-9, adding 0.1%-2% of neutral or alkaline protease to hydrolyze protein to react for 0.5-3 hours, cooling to 5-30 DEG C, and performing suction filtration to obtain the electronic grade hypoxanthine. Dissolving the wet product with an alkaline aqueous solution at 50-80 DEG C, removing impurities with activated carbon, performing hot filtration, adjusting the pH value of the filtrate to 6.5-7.5 with electronic-grade acid, cooling to 5-30 DEG C, crystallizing, performing suction filtration, washing the wet product with purified water for 3-5 times, and drying to obtain the product. Organic impurities, metal ions and environmental particles are systematically removed, and finally the ultra-high-purity electronic-grade hypoxanthine is prepared. The chemical purity of the prepared product is larger than or equal to 99.99%, the total metal ion content is smaller than or equal to 100 ppb, the moisture content is smaller than or equal to 0.1%, and the product has the advantages of being concentrated in particle size distribution and uniform in crystal form and completely meets the harsh requirements of OLED and other high-end photoelectric devices for key organic materials.
Owner:TONGLIAO DESHENG BIO-TECH CO LTD

Wheat oligopeptide chelated calcium and preparation method thereof

The invention relates to the technical field of deep processing of plant source active calcium, in particular to wheat oligopeptide chelated calcium and a preparation method thereof. The invention provides a preparation method of wheat oligopeptide chelated calcium, which comprises the following steps: taking wheat hydrolyzed protein as a raw material, performing enzymolysis on the wheat hydrolyzed protein by using alkaline protease and flavourzyme in sequence, and then performing chelation reaction with calcium chloride to obtain peptide calcium reaction liquid; performing impurity removal on the peptide calcium reaction liquid by using diatomite and perlite combined with plate frame filtration, performing filtration and sterilization by using a microfiltration membrane, and finally performing drying to obtain the wheat oligopeptide chelated calcium. Various detection indexes of the wheat oligopeptide chelated calcium prepared by the method meet related standard requirements, and marketization and industrialization application of the plant source peptide calcium chelate is promoted.
Owner:河南省农业科学院农产品加工研究中心

Feed for aquatic organisms with stable, soft and elastic texture

Extruded complete feed for aquatic organisms, said complete feed comprising: - at least one non-hydrolyzed protein source; - at least one fat source; - fibers inherent in at least one raw material; - optionally present at least one carbohydrate-containing source; - vitamin additive; - mineral additive; - water; - a binder comprising at least partially an edible starch-containing tuber-derived thickener; - a hydrolyzed vegetable protein source; and - a plasticizer, and the complete feed has a moisture content of from about 12.5% to about 25% (w / w) of the complete feed. A method for preparing such feed is also disclosed.
Owner:SKRETTING AQUACULTURE RES CENT AS +1