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82results about How to "Protect nutrition" patented technology

Method for removing and inhibiting fishy smell of aquatic animal enzymatic hydrolysate

ActiveCN102648743APrevent or delay oxidationProtect nutritionFood preparationAquatic animalHydrolysate
The invention relates to a method for removing and inhibiting fishy smell of aquatic animal enzymatic hydrolysate. Edible grade alcohol is added into the aquatic animal enzymatic hydrolysate to conduce heating reaction for removing the fishy smell, edible grade alcohol treatment liquid is obtained, then, green tea extracts, water-soluble ginger oil and citric acid are added into the edible grade alcohol treatment liquid, or marigold extracts, water-soluble ginger oil and citric acid are added into the edible grade alcohol treatment liquid, primary fishy smell eliminating treatment liquid is obtained after the reaction, then, green tea extracts and water-soluble ginger oil are added into the primary fishy smell eliminating treatment liquid, or the marigold extracts and the water-soluble ginger oil are added into the primary fishy smell eliminating treatment liquid, and the aquatic animal enzymatic hydrolysate after the fishy smell elimination is obtained after the reaction. The method has the advantages that the fishy smell eliminating effect is good, the nutrition and active ingredients in the aquatic animal enzymatic hydrolysate are not basically lost, in addition, the anti-bacterium fresh keeping effect is good, the operation is simple, the equipment requirement is low, the reaction condition is mild, the control is easy, and the method is suitable for the fields of sea functional food, nutrition products, medicine, cosmetics and the like.
Owner:SOUTH CHINA SEA INST OF OCEANOLOGY - CHINESE ACAD OF SCI +1

Method for preparing functional grease and active protein powder from abelmoschus manilhot

The invention provides a method for preparing functional grease and active protein powder from abelmoschus manilhot. The method comprises the following steps: washing abelmoschus manilhot seeds, drying, peeling, and pressing the seeds into a mould; subjecting the seed mould to a sub-critical extraction treatment, separating the solid-liquid phases after the extraction to obtain solid wet meal and a mixed solution; subjecting the mixed solution to an evaporation treatment to remove the extractant to obtain a grease solution; further subjecting the grease solution to molecular steaming refinement to obtain functional grease with an acid value of 0.21 to 0.23 mg / g; removing residual solvent on the solid wet meal which is separated out after the extraction, drying the meal at a low temperature, grinding, and sieving with a 60-mesh sieve so as to obtain the active protein powder. The provided method omits the tedious processes in the conventional grease refining technology such as deacidification, decoloring, and deodorizing through various chemical or physical processes, and has the advantages of short process procedure and high efficiency. The refined oil acid value is 0.21 to 0.23 mg / g after molecular distillation, and reaches the national A-grade edible oil standard. Furthermore, the obtained active protein powder is not processed at a high temperature, and is not modified, so the active protein powder is a high quality raw material for preparing foods with a high protein content.
Owner:台建祥 +5

Food storage control method, device and equipment in refrigerator and refrigerator system

The invention relates to a food storage control method, device and equipment in a refrigerator and a refrigerator system. The method comprises the steps that the temperature of a compartment of the refrigerator is controlled at a first supercooling temperature for a first preset duration, the temperature of the compartment of the refrigerator is controlled at a second supercooling temperature fora second preset duration, the temperature of the compartment of the refrigerator is controlled at a first freezing temperature for a third preset duration, and the temperature of the compartment of the refrigerator is maintained at a second freezing temperature. It is ensured that food is in a supercooling state through temperature control and then frozen, so that damage to cells in the food is reduced; and finally, the temperature of the compartment of the refrigerator is maintained at the second freezing temperature higher than the first freezing temperature, and the food is conveniently cutafter being taken out on the premise of ensuring long-term storage of the food. In addition, through refrigeration of a refrigerant in a refrigerator evaporator, air blowing is not needed, adverse effects such as air drying and freezing burning caused by cold air on the food are avoided, the food quality is guaranteed, and the food storage effect of the refrigerator is improved.
Owner:HEFEI KINGHOME ELECTRICAL CO LTD +1

Black chokeberry blueberry wine and preparation method thereof

The invention provides a black chokeberry blueberry wine and a preparation method of the forever-young blueberry wine. By using cabernet sauvignon grape, blueberry and black chokeberry, content and flavor of polyphenols nutrient matter in the blueberry wine are greatly improved, and technical difficulty of too low content of tannin in traditional fruit wine is solved; by applying the fast cooling method of gradient cooling, the cooling rate of raw materials is largely increased, nutrition and flavor matter in the raw materials are effectively protected; by using the ultra-high pressure unfreezing, the unfreezing time is largely reduced, the production cycle is lowered; meanwhile, the raw material tissue is crushed, the juice yield is increased and dissolution of nutrient matter is promoted; through properly adding chitosan, astringency in the black chokeberry fruit wine is effectively reduced; the product is clear and transparent, the fruit smell is strong, rich and thick; the product is sweet and cool, and has high nutrient component and specular property of the black chokeberry blueberry wine; the product is health and safe; the black chokeberry blueberry wine is scientific and simple in operation process, low in cost, low in energy consumption, and easy to industrial production, and free from pollution to production environment.
Owner:SHENYANG AGRI UNIV

Supercooled storage control method, device and equipment for foods in refrigerator and refrigerator system

The application relates to a supercooled storage control method, device and equipment for foods in refrigerator and a refrigerator system. The supercooled storage control method comprises the following steps of controlling the temperature of compartments of the refrigerator as a first supercooled temperature, and maintaining for a first preset duration, controlling the temperature of the compartments of the refrigerator as a second supercooled temperature, and maintaining for a second preset duration, controlling a compressor to operate at a maximal permissible rotating speed, maintaining fora third preset duration, maintaining the temperature of the compartments of the refrigerator as the set freezing temperature, enabling the foods to enter a supercooled state by slowly cooling, then controlling the compressor to operate at a maximal permissible rotating speed to enable the refrigerator to be cooled super rapidly, so that the foods pass through a maximal ice crystal growth area rapidly, and tiny ice crystals of uniform sizes are formed in the foods favorably, and at last, maintaining the set freezing temperature to facilitate long-term food storage. In addition, a blowing cooling way is not needed, bad influences of air drying and freezer burn of foods by cold air are avoided, the food quality is ensured, and the food storage effect of the refrigerator is improved.
Owner:HEFEI KINGHOME ELECTRICAL CO LTD +1

Preparation method of low-arsenic kelp nutritional flavor ingredients

The invention relates to a preparation method of low-arsenic kelp nutritional flavor ingredients. The method is composed of the following steps: drying kelp and crushing; adding 4-6 times of an ethanol-water solution into kelp powder and extracting for two times by microwaves; filtering under reduced pressure; combining filtrates to obtain a kelp extracting solution; concentrating the kelp extracting solution at a low temperature until the mass is 60%-75% of the mass of the raw materials; separating solid and a water layer to finish primary arsenic removal; dissolving the solids with ethanol and concentrating at a low temperature until the mass is 8%-23% of the mass of the raw materials; freezing and filtering; separating the filtrates and filtering dreg to finish secondary arsenic removal; and emulsifying, and spray-drying the filtrates to obtain a powdery product of the low-arsenic kelp nutritional flavor ingredients (the yield is about 6%-14% and the content of inorganic arsenic is less than or equal to 3mg/Kg). The preparation method takes the water as an arsenic removing agent and is safe and efficient; the removing rate of the inorganic arsenic is up to be more than 95%; the process is simple and convenient and the conditions are moderate; the nutritional and flavor ingredients in the product are sufficiently protected; and an inorganic arsenic layer has small weight and is free of emission.
Owner:GUANGZHOU UNIVERSITY

Preparing technology of high-quality apple jam

The invention relates to a preparing technology of high-quality apple jam. Smashing pulping and steam enzyme deactivation are integrated, and ultrafast cooling is carried out immediately after pulping and enzyme deactivation, wherein ultrafast cooling is achieved in the mode that vacuum cooling and frozen saline water conducting cooling are coupled; in the whole technological process, parameters are strictly controlled, the quality of fruit raw materials is protected to the maximum degree, the heat action temperature is reduced, the heat action time is shortened, the enzyme deactivation effect is quite good, and the original luster, the original flavor and the original nutrients of apples are kept. The preparing technology includes the following steps of apple raw material quality control, coupling of smashing pulping and steam enzyme deactivation, ultrafast cooling, filtering separation, multi-effect low-temperature concentration, mixing, filling, sterilizing and rapid cooling. By means of the preparing technology, enzymatic browning of polyphenol oxidase is greatly eliminated, losses of nutrient ingredients such as sugar, protein, mineral substances and vitamins in apples are also effectively avoided, the high-quality apple jam quite good in color, aroma and taste is obtained accordingly, and quite-large market popularization value is achieved.
Owner:JIANGNAN UNIV

Method for preparing chilli seed oil and chilli seed dietary fibers

The invention relates to the technical field of food processing, and discloses a method for preparing chilli seed oil and chilli seed dietary fibers. The method disclosed by the invention comprises the following steps: putting chilli seeds in hexane; adding alkaline protease and cellulase for ultra high-pressure extraction; carrying out processes of low-temperature centrifugation, desolvation and dewaxing to obtain the chilli seed oil and seed meal; adding distilled water into the seed meal for extraction and low-temperature centrifugation to take supernatant liquid; adding ethanol to carry out precipitation, desolvation and lyophilization to obtain the chilli seed dietary fibers. According to the method disclosed by the invention, by adopting a combined process of an enzyme method and ultrahigh pressure and taking the chilli seeds as raw materials, the chilli seed oil and the chilli seed soluble dietary fibers are prepared; by optimizing production processing parameters and a production technology, the chilli seed oil with high extraction rate (98.21 percent) and high quality and the soluble dietary fibers with high proportions (5.8g/100g) and good functionality can be obtained, so that the nutrition, the quality and the function of the product can be protected preferably, a comprehensive and profound processing industrial chain of chilli is extended, and processing additional value of the chilli is increased.
Owner:CHINA AGRI UNIV
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