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77 results about "Food protein" patented technology

Agglomerated granular protein-rich nutritional supplement

A agglomerated granular protein-rich nutritional supplement includes a mixture of one or more of: edible nutritional food proteins; edible carbohydrates; edible fats; edible dietary vitamins and minerals; edible amino acids; and edible plant extracts, where the nutritional supplement is agglomerated and granulated in an oral unit dosage form that is directly absorbable onto the tongue or rapidly dissolvable in an aqueous liquid. Specific formulations of the supplement are shown, for use by specific groups of individuals. Also shown are methods of supplementing the nutritional intake of various individuals engaged in various activities having various needs by orally administering a formulation of the protein-rich nutritional supplement. The nutritional supplement is in an oral unit dosage form of either agglomerated granules or a rapidly dissolvable wafer and may include a flavoring compound and an effervescing compound.
Owner:WESTERN HLDG

High protein, low carbohydrate meal replacements and food

Protein-based meal replacements and foods, methods of manufacturing the protein-based meal replacements and foods, and different forms of the protein-based meal replacements and foods are disclosed. Implementations of the invention include combinations of egg based materials and value-added ingredients processed to form desired end products. Examples of end products include, but are not limited to, snack chips, crisps, croutons, French fries, cookies, donuts, breads, taco shells, tortillas, cereal, coatings, and other types of fried, baked, puffed, and / or otherwise cooked products.
Owner:VIA SANA

Protease extracted by using squid viscera as raw materials and extraction method and application thereof

The invention discloses protease extracted by using squid viscera as raw materials and an extraction method and an application thereof. According to the invention, fresh or freezed squid viscera are used as raw materials; the squid viscera are crushed, and extracted by water or a table salt solution; the concentration of the table salt solution, the solid-liquid ratio, the temperature, and the extraction time are controlled during the extraction so as to obtain a high protease recovery rate; then protein is removed by methods of isoelectric point precipitation and flocculant addition precipitation so as to increase the protease purity; finally a liquid squid viscera protease enzyme preparation is obtained by concentration, stabilizer and preservative addition, and the like; or a solid squid viscera protease preparation is obtained by filler addition, drying and crushing. The invention realizes the application of squid viscera with increased value, increases the added value of fishery production, and reduces environment pollution caused by squid product production; the prepared squid protease can be used as an enzyme preparation for hydrolyzing various food protein; and the varietyof commercial protease is increased.
Owner:SOUTH CHINA AGRI UNIV

Protein free formula

The invention relates to the use of composition comprising free amino acids as a sole source of protein, a fatty acid source comprising long chain polyunsaturated fatty acids, a carbohydrate source comprising digestible and indigestible carbohydrates, and milk protein free Bifidobacteria for treating a person suffering from (a) colic, congestion, runny nose, wheezing, vomiting, diarrhoea, bloody stools, mucus in stools, rash, eczema, gastroesophageal reflux, eosinophilic esophagitis or asthma; (b) cow's milk allergy and / or food protein intolerance; and / or (c) infections, wherein the indigestible carbohydrate is selected from a milk protein free source and the total composition is essentially free of intact proteins.
Owner:SHS INTERNATIONAL

Branched alpha-glucans for weight management

Highly branched α-glucan having an average molar weight of at least 105 Da can be used for inducing or enhancing satiety and / or satiation in humans or animals by incorporation of the α-glucan into a liquid nutritional or pharmaceutical composition, preferably together with a food protein. The α-glucan induces a viscosity increase upon lowering the pH. The degree of branching of the α-glucan is at least 8%. Such α-glucans can be obtained e.g. by fermentation of lactobacillus strains having glucosyltransferase activity on a sucrose substrate.
Owner:NEDERLANDSE ORG VOOR TOEGEPAST-NATUURWETENSCHAPPELIJK ONDERZOEK (TNO)

Method for preparing tenebrio molitor protein powder by enzymolysis

The invention belongs to the technical field of the processing of food proteins, in particular to a method for preparing tenebrio molitor protein powder by enzymolysis. The method comprises the steps of degreasing, enzymolysis and spray drying. A supercritical CO2 extraction method is adopted for degreasing tenebrio molitor larva, which has no chemical agent residue compared with a solvent extraction method; many kinds of enzymes which can hydrolyze the tenebrio molitor protein are screened to select the optimal proteolytic enzyme, which has high hydrolysis efficiency, by comparison; and the protein is dried in a spray drying way to remain the nutritional value of the tenebrio molitor protein powder to a greatest extent. The tenebrio molitor protein powder produced by the abovementioned method has a high nutritional value, the problem of the shortage of protein resources is solved, the demands of people on the protein are met, and good economic benefit and social benefit are brought.
Owner:INST OF AGRO FOOD SCI & TECH SHANDONG ACAD OF AGRI SCI

Method for screening potential allergens in food

InactiveCN105738550AMeet the needs of accurate and efficientEasy to operateComponent separationProtein targetHigh-Throughput Screening Methods
A method for screening potential allergens in food includes: mixing food proteins with in-vitro digestive juice, and analyzing digestion products under different digestion time conditions by means of SDS-PAGE (sodium dodecyl sulfate polyacrylamide gel electrophoresis); selecting enzymolysis-resistant bands to perform in-gel digestion, identifying and analyzing obtained peptides by liquid chromatography-mass spectrography, and determining types of allergenic proteins and allergenicity thereof according to a protein data bank and an allergen database.The method avoids pre-purification of target proteins and is simple in operation, remarkable in result, high in reliability and high in repeatability.By the method, not only can the allergens in the food be detected, but also allergenicity of the enzymolysis-resistant proteins can be assessed.In addition, the method is simple, convenient and feasible, realizes simultaneous detection of multiple samples and high-throughput screening and is in accordance with the requirements of accuracy and high efficiency in the field of food detection.
Owner:DALIAN OCEAN UNIV +1

Minced euphausia superba rich in phospholipid and preparing method thereof

The invention belongs to the field of aquatic food protein raw material development, and particularly relates to minced euphausia superba rich in phospholipid and a preparing method thereof. The preparing method basically comprises the steps of meat separation, water adding and mincing, pH value and temperature adjustment, protease hydrolysis, centrifugal dewatering, water adding for adjusting pH value to be neutral, and centrifugation, collection and precipitation. The lipid content of the obtained product is 40-50 / 100 g dry basis, the phospholipid ratio reaches 38-45%, lipid enrichment can be achieved effectively, and nutritive value is quite high. The ratio of DHA and EPA in fatty acid is over 32%, and the content of dry basis protein is 45-50 g / 100 g dry basis. Safety performance is high, and fluorine content is lower than 100 mg / Kg dry basis. Enrichment of lipid, especially phospholipid in euphausia superba protein is achieved, the content of free fatty acid is reduced to the minimum, simultaneous preparation and efficient utilization of euphausia superba protein and lipid are achieved, and processing can be conducted on the land and on a ship.
Owner:OCEAN UNIV OF CHINA

Increasing the digestibility of food proteins by thioredoxin reduction

Thioredoxin, a small dithiol protein, is a specific reductant for major food proteins, allergenic proteins and particularly allergenic proteins present in widely used foods from animal and plant sources. All targeted proteins contain disulfide (S—S) bonds that are reduced to the sulfhydryl (SH) level by thioredoxin. The proteins are allergenically active and less digestible in the oxidized (S—S) state. When reduced (SH state), they lose their allergenicity and / or become more digestible. Thioredoxin achieved this reduction when activated (reduced) either by NADPH via NADP-thioredoxin reductase (physiological conditions) or by dithiothreitol, a chemical reductant. Skin tests and feeding experiments carried out with sensitized dogs showed that treatment of the food with reduced thioredoxin prior to ingestion eliminated or decreased the allergenicity of the food. Studies showed increased digestion of food and food proteins by pepsin and trypsin following reduction by thioredoxin.
Owner:RGT UNIV OF CALIFORNIA

Hydrolyzed fish protein powder and preparation method thereof

The invention relates to a hydrolyzed fish protein powder and a preparation method thereof, belonging to the technical fields of food protein and food protein processing. The preparation method of the hydrolyzed fish protein powder comprises the following steps: firstly determining a raw fish material used for hydrolysis; then hydrolyzing by virtue of protease of the raw fish material; and finally heating hydrolyzate to inactivate the protease, extracting the hydrolyzate, concentrating, and drying, thus the hydrolyzed fish protein powder is obtained. The hydrolyzed fish protein powder comprises protein, hydrolyzed protein, polypeptide, free amino acid, fat, carbohydrate and mineral substances, wherein the ratio of the total content of the hydrolyzed protein in the hydrolyzed fish protein powder to the total content of the protein and the ratio of the total content of the free amino acid to the total content of the hydrolyzed protein are high, and oligopeptide is also contained in the hydrolyzed fish protein powder. The invention has the advantages that in the method, human resource can be saved and waste of the raw fish material is avoided, thus being convenient for mechanized production; meanwhile, the hydrolysis process is efficient and coordinated, the quality of hydrolyzed product is high, especially the content of the free amino acid and oligopeptide is high. The hydrolyzed fish protein powder product in the invention is a human nutrition enriching supplement which is prepared from fresh water fish raw material, contains no additive, preservative, organic solvent or man-made addition material, has high water solubility and high free amino acid content and is natural.
Owner:湖北振源生物科技有限公司

Food protein ingredient and methods for producing

The present invention relates generally to a method for enzymatic production of food protein ingredients from keratin-containing proteinaceous materials and the resulting compositions. The process includes treating a proteinaceous containing material with an amount of a reducing agent, followed by hydrolysis of the keratin by a proteolytic enzyme to efficiently and economically convert a keratinaceous protein source into a palatable, highly digestible protein food product.
Owner:MARS INC

Method for preparing soybean sport polypeptide by enzyme method

The invention provides a method for preparing soybean kinetic polypeptide by an enzyme process, which is a production process for preparing kinetic polypeptide by applying protease to hydrolyze soybean protein. The test uses isolated soybean protein as a raw material, and adopts the protease to hydrolyze the isolated soybean protein so as to prepare the soybean kinetic polypeptide. The production process comprises pretreatment of the raw material, enzymolysis, ultra-filtration and separation, and drying. The process is simple and suitable for industrialized production. The soybean kinetic polypeptide can be directly used, can also be used as food nutrient supplement, can also be used as an ingredient for sports healthy food and army food at the same time of improving food protein content, and develops a novel path for deep processing of soybean protein.
Owner:NORTHEAST AGRICULTURAL UNIVERSITY

Phosphorylation method of casein protein

The invention discloses a method of phosphorylating casein and aims at providing a method of phosphorylating casein that sodium tripolyphosphate is considered as phosphorylation reagent; reaction condition is gentle and can be controlled easily; the method ensures that the nutritive value and various aspects characters of modified casein are more fit for the food processing. The casein is dissolved in phosphate buffer and stirred under 40 DEG C till being dissolved completely for vacuum pump filtration to obtain casein solution; the pH value of the casein solution is adjusted between 7.0 to 9.0, 3 percent to 5 percent of sodium tripolyphosphate solution is added to be processed for the phosphorylation reaction under the constant temperature between 30 DEG C to 50 DEG C and then cooled to the room temperature; the pH value of the casein solution after the phosphorylation to the neutrality for dialysis, freezing and drying to obtain the phosphorylated casein. The method of phosphorylating casein of the invention adopts the sodium tripolyphosphate as the phosphorylation reagent, which not only ensures the food safety, improves the functional characteristic and nutritive characteristic of food protein, but the reaction condition is also gentle and can be controlled easily.
Owner:TIANJIN UNIV OF COMMERCE

Instant egg white powder and preparation method thereof

The invention discloses a preparation method of instant egg white powder, which comprises the steps of pre-activating protease, carrying out enzymolysis, super-dimensioning, homogenising, spraying and drying, wherein in the enzymolysis step, the egg white liquid is subjected to enzymolysis by selecting papain or alkali protease under an acidulous or alkali condition with pH more than 4. According to the instant egg white powder and the preparation method thereof disclosed by the invention, the problems of the traditional albumen powder being poor in dissolubility and dispersibility are really solved; the instant, homogeneous and steady effect in the event of brewing albumen powder is realized; the instant egg white powder as the super-instant high-quality protein product is used for providing special food protein for special groups in need of rapidly supplying protein, such as middle-aged and aged people, field workers, armies and the like; and the black in the field is filled. Furthermore, the invention further discloses the instant egg white powder.
Owner:JILIN JINYI EGG PRODS

Method for extracting proteins from rape seed cakes by utilizing multi-frequency ultrasonic waves

The invention relates to the field of protein preparation engineering and reutilization of agricultural product processing byproducts, in particular to a nutritional food protein production technology, more in particular to a preparation method for promoting the dissolution of proteins of rape seed cakes by utilizing multi-frequency non-contact ultrasonic waves to further obtain isolated rape seed cake proteins. The method comprises the steps of (a) liquid preparation, (b) ultrasonic treatment and (c) leaching, wherein single-frequency ultrasonic treatment, sequential ultrasonic treatment or three-frequency simultaneous ultrasonic treatment is implemented under the conditions of frequency and power of 25kHz and 600W, 28kHz and 600W and 40kHz and 600W, respectively. According to the method, a rape seed cake solution is ultrasonically treated, leaching liquor reversely and circulates in a leaching process, equipment is provided with interfaces for facilitating scaling-up, the advantages of multi-frequency ultrasonic treatment, high extraction yield, short leaching time and the like are achieved, and such an improved technology can be used for ensuring environment-friendly and efficient leaching and is convenient to popularize.
Owner:DANYANG ZHENGDA OIL

Method for degrading casein by utilizing recombinant bacillus subtilis proline aminopeptidase

ActiveCN105925650ASimplify selectivityIncrease the depth of hydrolysisMicroorganism based processesFermentationFood additiveΒ casein
The invention discloses a method for degrading casein by utilizing recombinant bacillus subtilis proline aminopeptidase, and belongs to the fields of enzyme engineering and food additives. The method for degrading the casein by utilizing the recombinant bacillus subtilis proline aminopeptidase hydrolyzes the casein by utilizing proline aminopeptidase and through cooperation with alkaline protease and leucine aminopeptidase; the content of free amino acids is 3.968mg / mL, and is 63 times of the content of free amino acids before hydrolysis; polypeptide above 2,000Da does not exist basically; the content of small peptide below 180Da reaches 36.66%; exposed N-terminal proline residues are sufficiently hydrolyzed; the content of free proline is 0.044mg / mL, and is 3.67 times of the content of free proline which is not hydrolyzed; a hydrolysis extent of the proline is improved. The method for degrading the casein by utilizing the recombinant bacillus subtilis proline aminopeptidase has quite good application prospects in fields of food, beverages, and processing and utilization of food protein resources.

Samara protein powder and method for preparing same

The invention relates to samara protein powder and a preparing method thereof. A specified samara is selected and then classified and peeled; the shell and the seed of the samara are separated in the production line of a separation set; the seed is crushed and then subjected to supercritical CO2 extraction to obtain the rough raw material of the samara protein powder; the rough raw material is sieved to remove impurity to obtain fine powder which is the samara protein powder; moreover, the rough protein powder is further ground and sorted to obtain industrial food protein powder and protein additives. The samara protein powder has the advantages of high content of protein, less impurity, good mouth-feel, higher nutrition and better environment-friendly property.
Owner:山西琪尔康翅果生物制品有限公司

Waste gas treatment device used in production of adhesive with food protein as raw material

The invention discloses a waste gas treatment device used in production of an adhesive with food protein as a raw material. The waste gas treatment device comprises a waste gas treatment tank, a gas inlet pipeline and a gas outlet pipeline, wherein a fixed cylinder is fixedly installed on the inner bottom wall of the waste gas treatment tank; a waste gas flow dividing mechanism is fixedly installed at the top of the fixed cylinder; a liquid storage tank is fixedly mounted at the top of the waste gas treatment tank; a plurality of spraying pipes fixedly communicate with the side wall of the liquid storage tank; a telescopic hose fixedly communicates with the part, extending into the waste gas treatment tank, of each spraying pipe; and a spraying amount adjusting mechanism is mounted in each telescopic hose. Through mutual cooperation of all the components, the liquid spraying amount of a spraying pipeline can be automatically adjusted according to waste gas flow, so wasting of spraying liquid is avoided, waste gas is evenly distributed in the waste gas treatment tank, it is ensured that the waste gas can make full contact with the spraying liquid, waste gas treatment effect is improved, input cost is reduced, and the practicability of the device is improved.
Owner:WUHAN POLYTECHNIC UNIVERSITY

Hydrolyzed fish protein powder and preparation method thereof

The invention relates to a hydrolyzed fish protein powder and a preparation method thereof, belonging to the technical fields of food protein and food protein processing. The preparation method of the hydrolyzed fish protein powder comprises the following steps: firstly determining a raw fish material used for hydrolysis; then hydrolyzing by virtue of protease of the raw fish material; and finally heating hydrolyzate to inactivate the protease, extracting the hydrolyzate, concentrating, and drying, thus the hydrolyzed fish protein powder is obtained. The hydrolyzed fish protein powder comprises protein, hydrolyzed protein, polypeptide, free amino acid, fat, carbohydrate and mineral substances, wherein the ratio of the total content of the hydrolyzed protein in the hydrolyzed fish protein powder to the total content of the protein and the ratio of the total content of the free amino acid to the total content of the hydrolyzed protein are high, and oligopeptide is also contained in the hydrolyzed fish protein powder. The invention has the advantages that in the method, human resource can be saved and waste of the raw fish material is avoided, thus being convenient for mechanized production; meanwhile, the hydrolysis process is efficient and coordinated, the quality of hydrolyzed product is high, especially the content of the free amino acid and oligopeptide is high. The hydrolyzed fish protein powder product in the invention is a human nutrition enriching supplement which is prepared from fresh water fish raw material, contains no additive, preservative, organic solvent or man-made addition material, has high water solubility and high free amino acid content and is natural.
Owner:湖北振源生物科技有限公司

Protease extracted by using squid viscera as raw materials and extraction method and application thereof

The invention discloses protease extracted by using squid viscera as raw materials and an extraction method and an application thereof. According to the invention, fresh or freezed squid viscera are used as raw materials; the squid viscera are crushed, and extracted by water or a table salt solution; the concentration of the table salt solution, the solid-liquid ratio, the temperature, and the extraction time are controlled during the extraction so as to obtain a high protease recovery rate; then protein is removed by methods of isoelectric point precipitation and flocculant addition precipitation so as to increase the protease purity; finally a liquid squid viscera protease enzyme preparation is obtained by concentration, stabilizer and preservative addition, and the like; or a solid squid viscera protease preparation is obtained by filler addition, drying and crushing. The invention realizes the application of squid viscera with increased value, increases the added value of fishery production, and reduces environment pollution caused by squid product production; the prepared squid protease can be used as an enzyme preparation for hydrolyzing various food protein; and the varietyof commercial protease is increased.
Owner:SOUTH CHINA AGRI UNIV

Anti-aging vegetarian meat and preparation method thereof

The invention relates to the field of vegetarian-meat foods and especially relates to an anti-aging vegetarian meat and a preparation method thereof. The anti-aging vegetarian meat is prepared from the following raw materials in percentage by weight: 35-45% of soybeans, 20-25% of kidney beans, 20-25% of wheat gluten powder, 10-25% of broad beans, 5-8% of a pulp material, 0.5-1% of catechin, 0.5-1% lysine. The catechin contained in the anti-aging vegetarian meat can enter the whole body through the blood circulation so as to strengthen metabolism as well as enhance fat oxidation and energy consumption, so that the effect of inhibiting obesity is achieved; and the catechin especially has the effect of inhibiting visceral fat, so that ideal effect of weight loss can be achieved. The lysine contained in the anti-aging vegetarian meat is the most important and the most essential component in Somatostatin, which is an important substance for controlling human growth; and the lysine plays important roles in the human central nervous and peripheral nervous systems, so that absorptions and utilizations to food proteins can be improved only when enough lysine is supplemented, and nutrition balance is thereby achieved.
Owner:FOSHAN JUCHENG BIOCHEM TECH RES & DEV CO LTD

Ketogenic diet capable of resisting food protein allergy and preparation method of ketogenic diet

The invention discloses a ketogenic diet capable of resisting food protein allergy and a preparation method of the ketogenic diet. The technical problem to be solved is ketogenic diet which is suitable for children with epilepsy and autism allergic to food protein. The ketogenic diet capable of resisting food protein allergy contains the following raw material substances in percentages by weight:62-90% of powder fat, 5-32% of protein equivalents, 0.3-0.4% of compound vitamins, 0.8-1.1% of a compound mineral I, 2.4-3.6% of a compound mineral II and other nutrients, and 0.02-0.05% of compound nucleotide. The preparation method disclosed by the invention comprises the steps of preparing powder fat and mixing by a dry method. Compared with the prior art, the ketogenic diet is stable in ketoneproduction, free of protein allergen substances, comprehensive and balanced in nutrition, easy to digest and absorb and suitable for nutrition requirements of ketogenic treatment, rehabilitation andgrowth and development of children with epilepsy and autism, and the protein-free powder fat raw material is produced by adopting a spray drying method, the protein equivalents, compound vitamins, compound minerals, nucleotides and probiotics are mixed and added through a dry method, control is easy, and implementation is easy.
Owner:SHENZHEN JIELIKANG BIOLOGICAL TECH CO LTD

Modified protein excipient for delayed-release tablet

ActiveUS20110076326A1Decreased isoelectric pointReduce solubilityPowder deliveryBiocideSolubilityPhosphorylation
The present invention relates to delayed release oral formulations comprising active ingredients and modified proteins used as excipients. The proteins have chemical modifications such as succmylation, deammation, glytarylation or phosphorylation which decrease the isoelectric point of the protein compared to the protein's native isoelectric point and enhance protem-protem interactions, thereby reducing solubility and swelling, and delaying release of the active ingredient when the formulation is ingested orally. Particularly, the invention relates to tablets that comprise an excipient of chemically-modified food proteins such as soy proteins or -lactoglobulm useful for delaying release of an active ingredient such as a pharmaceutical drug or a probiotic.
Owner:UNIV LAVAL

Screening method of food hypoallergenic processing modes

A screening method of food hypoallergenic processing modes comprises the following steps: cooking food proteins in different modes, extracting proteins, mixing the extracted proteins with an in vitro simulated digestive juice, carrying out SDS-PAGE electrophoretic analysis on the digestion product at different digestion times, judging the food allergenicity in different processing modes according to the quantity of enzymatic hydrolysis-resistant bands, and screening a processing mode for obtaining low allergenicity foods. Whether the food resists simulated gastric juice digestion or not is used to reflect the potential allergenicity, and life reality is combined to determine the food hypoallergenic cooking processing mode without complex allergen detection means, so the method has the advantages of simple operation, substantial result, high credibility and strong repeatability.
Owner:DALIAN OCEAN UNIV +1
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