94 results about "Linola" patented technology

The invention belongs to the technical field of edible oil preparation and in particular relates to a method for extracting linseed oil with supercritical CO2. The method comprises the processes of preheating, extraction, primary separation, secondary separation and molecular distillation. The prepared linseed oil has bright orange-yellow color and has the special smell of linseeds. The total unsaturated fatty acids in the linseed oil are not less than 80%, and the content of linolenic acid in the linseed oil is not less than 57%. The method provided by the invention has the beneficial effects that in the extraction process, the technology is mature and is easy to operate; the pollutant discharge process does not exist in the whole production process, so that the method is environment-friendly; meanwhile, the method has the advantages of high yield, high purity, good quality of prepared linseed oil and the like; through further physiochemical index detection of the prepared linseed oil, the unsaturated fatty acid ingredients in the linseed oil are better retained, so that the linseed oil has better economic values.

The invention discloses linolenic acid-rich linseed oil and a novel low-temperature cold pressing process thereof. The novel low-temperature cold pressing process comprises the pre-treatment steps of: cleaning linseeds, removing impurities, rinsing, drying, crushing and sieving and the like. Four-element (cold pressing temperature, cold pressing pressure, material moisture content and material grain size) two-level factorial experiment is utilized to screen out three main interference factors including cold pressing pressure, material moisture content and material grain size; by using the linolenic acid content in finished product as an measurement index, response surface analysis is carried out for optimized analysis to obtain the best, environment-friendly and practical method of low-temperature cold pressing, so that the linolenic acid ingredients in the linseed oil are kept to the greatest extent; the obtained product can be used as functional food for being directly edible or additional material for being added to other food, so that the health-care effect is enhanced, and the comprehensive development utilization of the agricultural industrial crop flax in northern China is convenient.

The invention relates to a food emulsion containing 10 to 40% of linseeod oil, 0.5 to 20% of linseed press residue, 2 to 25% of protein preparation and 10 to 80%. of water. The composition is particularly usable as a preliminary composition in the production of foodstuffs. The composition increases the beneficial fatty acid composition, fibre content and lignan content of the foodstuff, and thus enhances its health benefits.

The invention belongs to the field of food processing and making, and particularly relates to a whole grain flour and minor grain crop cookie. The whole grain flour and minor grain crop cookie is characterized in that the whole grain flour and minor grain crop cookie is made of sweet buckwheat whole grain flour, bitter buckwheat whole grain flour, hulless oat whole grain flour and flaxseed whole grain flour. The whole grain flour and minor grain crop cookie is mainly characterized in that four main raw materials, including bitter buckwheat, sweet buckwheat, hulless oat and flaxseed, of the whole grain flour and minor grain crop cookie are used in a whole grain flour mode, in other words, the raw materials are ground to form the flour together with husks; compared with an existing cookie product, coarse grain and refined grain are matched in the whole grain flour and minor grain crop cookie, the structure is reasonable, all the nutrient substance ingredients of the four main raw materials are sufficiently maintained, dietary fiber, rutin, linoleic acid, linolenic acid, various vitamins, various microelements and flavonoid substances such as quercetin and buckwheat alcohol are contained in the whole grain flour and minor grain crop cookie, and the whole grain flour and minor grain crop cookie is a new fashionable health food integrating the edible function and the medical function.

The invention discloses a method for extracting purified alpha-linolenic acid from linseed oil. The method disclosed by the invention comprises the following steps of: smashing and sieving flaxseeds; extracting to obtain linseed oil mixed fatty acid; mixing absolute ethanol with beta-cyclodextrin according to a certain proportion to form an inclusion compound; and performing inclusion at a specific temperature for a certain period of time to obtain fatty acid which is rich in alpha-linolenic acid. The method is simple, convenient and practicable, has the advantages of high yield, low cost and the like, and has good industrial prospect.

The invention discloses a method for extracting linseed oil by cold pressing with salt-water wetting and belongs to the fields of food and food processing. The method comprises the following steps: naturally drying linseeds, adding salt water to stir and wet the linseeds, then carrying out low-temperature pressing, and centrifugating at high speed to obtain pure-natural linseed oil. The method disclosed by the invention is improved on the basis of the traditional method for extracting the linseed oil by cold pressing, and has the beneficial effects that the dry linseeds are wet by salt water, the tissue structures of membranes on the surfaces of the linseeds are changed, and then low-temperature pressing is carried out, so that not only is no damage to the original components well maintained, but also the oil yield of the linseed oil is greatly increased (increased by 29.44% compared with that of the traditional cold-pressing process), and the used amount of an organic solvent used in secondary oil removal of cake meal at the later period is reduced; and the reaction conditions are mild, the technical process is environmental-friendly and the method is easy for industrial production.

The invention discloses linseed oil and a supercritical CO2 extraction method thereof. Linseed of alpine regions of northern China is chosen as a raw material and subjected to supercritical CO2 extraction by taking a linolenic acid content as a measurement index. With the adoption of response surface Box-Behnken design, the effects of factors such as extraction pressure, extraction temperature and extraction time on an extraction rate of the linseed oil are researched, a mathematical model and optimal process parameters of the supercritical CO2 extraction linseed oil are obtained, the oil extraction rate is greater than 35%, the linolenic acid content is greater than 50%, and the obtained product is high in yield, good in quality, and extensive in application, and can be eaten directlyor added into food and medicine to strengthen a healthy function.

The invention provides a linseed oil supercritical fluid extraction technology. Linseed oil is obtained through the CO2 supercritical fluid extraction step and the hyperfiltration step. In the production technology, especially in the refining process of linseed oil, no chemical reagent is added, a pure physical method is adopted for refining, and the obtained linseed oil reserves the specific flavonoid substances, linolenic acid, Vitamin E and other active materials of linseeds, and is free of residual solvent and pollution, good in safety and high in quality. Due to the fact that no chemical reagent is added in the extraction process and no chemical residual reagent exists, the linseed oil can serve as excellent high-end edible oil and cosmetic or a pharmacy additive. The linseed oil is heavy in fragrance and unique in flavor, can be widely applied to cooking various food and dishes and has high nutritive value and healthcare and maintaining effects, the high anti-oxidative active ingredients are ensured, and the linseed oil supercritical fluid extraction technology is especially suitable for being popularized in the technical field of small-batch special oil production.

The invention relates to a method for producing a mixture of neutral oligosaccharides extracted from flaxseed, said oligosaccharides having high molar masses generated by fractionation by ultrafiltration at a cut-off of between 15000 and 50000 Da and between 5000 and 15000 Da. The invention also relates to the mixture of oligosaccharides produced as a result of the implementation of said method, and to the applications of said mixture, especially for skin repair and skin ageing control.

A process for imparting healthful dosages of flaxseed to mammals and a muffin-based regimen for providing a healthful and therapeutic dosage of Alpha-Linolenic Acid (ALA), an essential omega-3 fatty acid, in combination with desiderata selected from the group consisting of cinnamon, fiber, bananas, walnuts, carrots—optionally, without any negative impact upon the subject articles' ability to maintain their palatable and gustatorily attractive character.

The invention relates to a linseed-containing oat meal and a preparation method thereof. The technical scheme adopted by the invention is as follows: the linseed-containing oat meal is characterized in that the weight ratio of linoleic acid to alpha-linolenic acid in the linseed-containing oat meal is within the range of (4-6):1. The linseed-containing oat meal has the advantages that the weight ratio of linoleic acid to alpha-linolenic acid is within the range of (4-6):1, which can satisfy the needs for physiological activity of human beings; and the addition of phytosterols or phytosterol esters can play a role of reducing the level of cholesterol in human blood, which is beneficial for health.

The present invention relates to functional food, and is especially one kind of functional linseed food and its production process. The material includes edible linseed 47-80 wt%, beans 19-49 wt% and corrective 1-3 wt%; and the production process of the functional linseed food includes cooking, crushing, grinding, mixing, 80-mesh sieving, weighing and packing. The functional food has the health functions of benefiting liver and stomach, reducing blood sugar and blood fat, eliminating toxic matter, preventing breast cancer, etc. and is suitable for all people, especially women.

The invention provides a flaxseed kernel protein beverage and a preparation method thereof. The flaxseed kernel protein beverage comprises the following components: flaxseed kernels, a flavor embedding agent, an emulsifier, a thickener, a quality improver, an antioxidant, a nutrition enhancer, sugar and water. The flaxseed kernels contained in the flaxseed kernel protein beverage are rich in protein and contain nutritional ingredients such as alpha-linolenic acid, linoleic acid, flaxseed protein, lignan and vitamin Bs, so that the protein beverage prepared by the invention has a very good nutritional value.

The invention discloses an edible fresh-keeping agent for fruits and vegetables. The edible fresh-keeping agent is prepared from the raw materials of linseeds, beta-cyclodextrin, calcium chloride, beeswax, chitosan, a composite biological enzyme preparation, glycerol monolaurate, capryl monoglyceride, propylene glycol, Tween-20, edible-level glacial acetic acid and the like. According to the fresh-keeping agent for fruits and vegetables disclosed by the invention, the used raw materials are all edible harmless raw materials, the picked raw materials are preserved and do not need special cleaning or disinfection treatment before being eaten, besides, the storage time of picked fruits and picked vegetables is greatly prolonged, and the planting economic benefits of peasant households are increased.

The invention relates to formula oil rich in omega-3 fatty acid and a preparation method of the formula oil, and belongs to the technical field of processing of edible oil. The formula oil rich in omega-3 fatty acid is characterized by being processed and prepared from the following raw materials in percentage by weight: 20-50% of linseeds, 10-30% of fructus cannabis seeds, 3-10% of black sesame seeds, 5-10% of fructus perillae, 5-10% of peony seed oil, 10-20% of walnut oil, 2-5% of okra seed oil and 10-20% of olive oil. In the formula oil product, the mixing ratio of alpha-linolenic acid to oleic acid to linoleic acid is 2 to 1 to 1, the content of omega-3 fatty acid is high, the formula oil is free from trans-fatty acid and chemical antioxidants, and besides, the preparation method is few in production steps, simple to operate and suitable for large-scale production.

The invention provides a peeled linseed oil production technology. The peeled linseed oil production technology is characterized by sequentially comprising the following steps that firstly, linseeds are aired; secondly, the linseed kernels processed in the first step are added to boiled water, a water gun is used for leading cool clear water to wash the linseed kernels in a jacketed kettle, attached peel is removed, and operation is repeated many times; thirdly, the linseed kernels processed in the second step are steamed through a steamer; fourthly, the linseed kernels processed in the third step are pressurized through a hydraulic machine to generate crude oil; fifthly, filtered linseed oil is subjected to hyperfiltration; sixthly, ultraviolet radiation is conducted; seventhly, low-temperature vacuum bumping is conducted to remove the fishy smell. The peeled linseed oil smells fragrant, is unique in flavor, can be widely applied to cooking various food and dishes and has high nutritive value and healthcare and maintaining effects, the high anti-oxidative active ingredients are ensured, and the peeled linseed oil production technology is especially suitable for being popularized in the technical field of small-batch special oil production.

The invention relates to selenium-rich flaxseed mushroom sauce and a preparation method thereof. Flaxseed kernel pulp, flaxseed oil, selenium-rich pleurotus eryngii, seasonings, prebiotics and a compound antioxidant cooperate; mushroom particles and the flaxseed kernel pulp are respectively prepared by using the proper preparation method, the over-high temperature during the preparation process isreduced, and sterilization filling is performed in a low-temperature plasma sterilization manner so as to ensure that alpha-linolenic acid in a finished product is not damaged by the high temperatureand has good taste, good quality and good nutritional value. According to the invention, the flaxseed oil is used as main oil of the mushroom sauce, a low-temperature plasma sterilization technologyis adopted, the composite antioxidant is prepared to prevent oxidative deterioration of the linseed oil and prevent the alpha-linolenic acid from being damaged by high temperature; and the selenium-rich flaxseed mushroom sauce which is prepared by using flaxseed kernels and the selenium-rich pleurotus eryngii as main raw materials and is prepared through a special process is delicious in taste, unique in flavor, rich in the alpha-linolenic acid and has high nutritional value.

The invention discloses a method for removing the bitter taste of linseed oil, and the method comprises the following steps: S1, adding an enzyme with the mass of 0.1-0.3 wt% of the mass of linseed oil into the linseed oil at the temperature of 45-60 DEG C for enzymolysis, and continuously stirring for 20-80 minutes; s2, adding a bitterness inhibitor into the linseed oil subjected to enzymolysis in the step S1 for blending; and s3, under a low-temperature condition, feeding the linseed oil treated by the bitterness inhibitor into a centrifugal machine to be centrifuged, and separating out bitterness substances. Protein in the linseed oil is subjected to enzymolysis through the enzyme, generation of the bitter substances is accelerated, the bitter inhibitor is added into the linseed oil obtained after enzymolysis to destroy the bitter substances, and then the bitter substances are classified through centrifugation, extraction and other methods so as to reduce the bitter taste generatedafter linseeds are stored for a long time.

The invention discloses a low-temperature linseed oil cold-pressing method. The method includes steps: A, soaking linseeds in treating fluid for 5-8h; B, flushing the soaked linseeds, and drying; C, mixing the dried linseeds with protecting fluid, and crushing in a crusher; D, filtering and drying crushed linseed particles; E, subjecting the linseed particles to primary pressing in a screw oil press; F, subjecting linseed residues obtained in primary pressing to secondary pressing in the screw oil press; G, subjecting linseed residues obtained in secondary pressing to tertiary pressing in the screw oil press. By the low-temperature linseed oil cold-pressing method, defects of the prior art can be overcome, and linseed oil yield is increased.

The invention discloses a natural health-care beverage rich in omega-3 fatty acid and a preparation method thereof, and belongs to the technical field of health-care beverages. The health-care beverage is prepared from the following components: a linseed oil body, a thickening agent, a quality improver, an antioxidant and other components; and the preparation method comprises the following steps: (1) soaking linseeds in a sodium bicarbonate solution, then carrying out wall-breaking pulping, filtering and centrifugal treatment, and extracting upper-layer cream to obtain the linseed oil body; (2) performing high-pressure homogenization on the linseed oil body, adding cane sugar and a stabilizer, fully and uniformly mixing, and adjusting the pH value to obtain a mixed solution; and (3) preparing a finished product: sterilizing the mixed solution, and filling. The linseed oil emulsion is stable in storage, good in flavor and rich in unsaturated fatty acid alpha-linolenic acid, has the effects of resisting cancer, reducing blood fat, preventing diabetes and the like, does not need to use a synthetic surfactant and an organic reagent, and is green, natural, safe, healthy, simple to operate and low in equipment requirement.

The invention discloses a preparation method of mixed nutritional fortified oil of acer truncatum seed oil and flaxseed oil. The preparation method comprises the following steps that acer truncatum seed and flaxseed seed are correspondingly peeled; then the peeled acer truncatum seed and flaxseed seed are correspondingly pressed to obtain cold-pressed acer truncatum seed oil and cold-pressed flaxseed oil; and the cold-pressed acer truncatum seed oil and the cold-pressed flaxseed oil are mixed, and then is filled to obtain the mixed nutritional fortified oil of the acer truncatum seed oil and the flaxseed oil. The problem of low content of alpha-linolenic acid in the acer truncatum seed oil is solved, the blank of no nervonic acid in the flaxseed oil is also filled, the cost is lowered, theconsumer group is expanded, the blood vessel health and brain health of Chinese people are facilitated, the society is facilitated, and mankind is facilitated; after mixing the two kinds of oils, theadvantages are mutually complemented through unique nutritional functions of the oils, the function is strengthened, and synergy is achieved; and at the same time, compared with the acer truncatum seed oil and neuritic acid capsules, the cost is low, and use of more consumers is facilitated.

The invention discloses a cold-pressing production method of linseed oil and relates to the technical field of edible oil processing. The method includes: preprocessing, to be more specific, screeninglinseeds with a screening device, and using a chain type dryer to dry the linseeds; performing one-step pressing; filtering; performing winterization and dewaxing, to be more specific, cooling the filtered crude oil in a cooling tank at 6-12 DEG C for 4-8 hours while keeping the slow flowing of the crude oil, and storing the crude oil in a crystallization tank for 6-10 hours, wherein the storagetemperature is 4-8 DEG C lower than the temperature in the cooling tank; performing refined filtration. The cold-pressing production method has the advantages that compared with a solvent extraction method, the cold-pressing production method greatly reduces the use of organic solvents and can produce the linseed oil without solvent residues; compared with a traditional hot pressing method, the cold-pressing production method keeps the rich active substances such as alpha-linolenic acid and vitamin E in the linseeds to a great extent and solves the problem that the linseed oil produced by theexisting hot pressing method is low in quality.

Flax and linola oil seed protein isolated are provided. Such isolates are made by extracting flax and linola oil seed protein from the oil seed meal, concentrating the aqueous protein solution, diluting the concentrated protein solution to form protein micelles, collecting mass. Further flax protein isolate may be recovered from the supernatant from the protein micellar formation. The protein isolated have a protein content of at least about 90 wt % (N ×6.25), preferably at least about 100 wt %, on a dry weight basis.

The invention belongs to the field of food processing, and particularly relates to a production method of high-efficiency and high-purity linolenic acid. The production method comprises the followingsteps that flaxseeds / perilla seeds are cleaned, shells are removed, and the seeds are squeezed to obtain flaxseed oil / perilla seed oil; the flaxseed oil / perilla seed oil is subjected to saponification, ultrasonic dissolution fatty acid salt crystallization, acidification, high-pressure homogeneous urea inclusion, rectification and three-stage molecular distillation to obtain high-purity linolenicacid. According to the method, linseed oil / perilla seed oil is obtained by squeezing linseeds / perilla seeds, linolenic acid is prepared, the obtained linolenic acid content is high (95% or above), thesaturated fatty acid content is almost 0, the monounsaturated fatty acid content is smaller than 1, the efficiency is high, few byproducts are produced, and the method is more suitable for industrialproduction.

The present invention discloses a feed additive for pigs and a pig feeding method, and belongs to the field of pig feeding. The feed additive for the pigs contains DHA and EPA extracted from marine organisms, alpha-linolenic acids extracted from plants and organic selenium. By adding the feed additive for the pigs into feeds for the pigs, the feed additive for the pigs can ensure that an intake amount of the DHA of the pigs is 0.3 g-0.5 g per 1 kg of body weight, an intake amount of the EPA of the pigs is 0.4 g per 1 kg of body weight, and an intake amount of the alpha-linolenic acids of the pigs is 3.3 g-5.6 g per 1 kg of body weight. The DHA and EPA are extracted from the marine organisms and the marine organisms are fish. The alpha-linolenic acids are extracted from the plants and the plants are flaxseeds. A feeding cycle of the pig feeding method is 10-79 days.

The invention relates to the field of edible oil processing, in particular to a CO2 supercritical extraction separation method of linseed oil. The CO2 supercritical extraction separation method of linseed oil comprises the following steps: (1) sorting: roughly selecting flaxseeds, sieving the flaxseeds to remove impurities, washing the flaxseeds with water, and drying the flaxseeds at normal temperature for later use; (2) crushing: crushing the dried flaxseeds obtained in the step (1) in a crusher to obtain flaxseeds with the mesh number of 30-50; (3) carrying out CO2 supercritical extraction:1), introducing CO2 into an extraction kettle in advance to wash the kettle, and then putting the flaxseeds in the step (2) into the extraction kettle to extract; 2), separating an obtained linseed oil slurry; (4) collecting a finished product: collecting separated substances in the first-stage separation kettle and the second-stage separation kettle; (5) standing and canning: taking middle-upperlayer oil from the linseed oil obtained in the step (4), and canning.

An imported flaxseed impurity biological inactivation treatment device comprises a separating and screening device, a crushing device, a steam inactivation device and an oil press which are connected in sequence. An inactivation treatment process comprises the following steps: (1) screening impurities in flaxseeds by adopting the separating and screening device, then feeding the impurities into a crushing device, and crushing until the particle size is less than or equal to 2 mm to obtain crushed impurities; (2) mixing the flaxseeds subjected to impurity removal with the crushed impurities, introducing into a high-temperature steam fire extinguishing device, and inactivating the mixture to obtain an inactivated material; and (3) feeding the inactivated material into a seed frying machine for frying, and then feeding the fried material into an oil press for pressing to obtain linseed crude oil and linseed press cakes. The inactivation process disclosed by the invention is simple and convenient to operate, inactivation of alien species is realized on the basis of not adding new equipment investment and processing energy consumption by utilizing process equipment in the flaxseed production process, and the effects of saving energy, reducing consumption, preventing pollution, reducing waste treatment and increasing product yield are achieved.

The invention discloses nutritious vinegar rich in omega-3 unsaturated fatty acid. A preparation method of the nutritious vinegar comprises the following steps: preparing linseed oil extracted from linseeds into a nano emulsion, directly adding the nano emulsion into edible vinegar, adding auxiliary materials and regulating the acidity to prepare the nutritious vinegar. According to the other technical scheme, the preparation method of the nutritious vinegar comprises the following steps: mixing linseeds with rice, black rice and sticky rice which are used as the raw materials, and preparing the nutritious vinegar by using a brewing technique. Through the nutritious vinegar rich in omega-3 unsaturated fatty acid, omega-3 active components in the linseeds can be effectively introduced into the edible vinegar, so that the nutritious vinegar has the functions of the conventional edible vinegar; the nutrition components are also increased; the flavor and the taste of the conventional edible vinegar are improved; and the nutrition value and the health effect of the nutritious vinegar are improved.

The invention provides a linseed dehulling method and device. The method includes: drying linseeds; sucking the dried linseeds into a conical-bottom barrel through a centrifugal suction fan, wherein linseed hulls and kernels are separated by wind in a suction-in process; allowing linseeds sucked in the conical-bottom barrel to enter a separator through a discharging port in the bottom of the conical-bottom barrel, wherein the separator adopts a motor to drive the centrifugal fan to throw out the linseeds, so that natural layering in far and near distances is realized. Problems of poor dehulling effects and high dehulling cost of existing linseed dehulling devices are solved.

The invention relates to a nano-emulsion simultaneously loaded with linseed oil and lutein and a preparation method thereof, and the nano-emulsion is prepared from the following raw materials in percentage by mass: 0.4%-1% of lutein, 4%-10% of linseed oil, 0.8%-1.5% of linseed gum, 3%-6% of glycerol, 5%-10% of medium chain triglyceride and the balance of ultrapure water. The preparation method comprises the following steps: stirring and dissolving lutein, linseed oil, glycerol and medium chain triglyceride to obtain an oil phase, stirring and dissolving linseed gum and water to obtain a water phase, pouring the water phase into the oil phase, continuously stirring to be uniform, and carrying out ultrasonic emulsification or high-pressure homogenization to obtain the nano emulsion compounded with linseed oil and lutein. The linseed oil and the xanthophyll are creatively loaded in the nano-emulsion at the same time, so that the solubility of the linseed oil and the xanthophyll in a water-based matrix is improved, and the stability and the bioavailability of the linseed oil and the xanthophyll are remarkably improved. The nano-emulsion has good regulation and protection effects on a large number of groups using eyes, and is an ideal functional product.