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53results about How to "Moderate water content" patented technology

Method for hydrolyzing silkworm cocoons through weak base via microwaves

The invention discloses a method for hydrolyzing silkworm cocoons through a weak base via microwaves. The method comprises the following steps: (1) washing and drying; (2) cutting and separating; (3)carrying out primary hydrolysis and degumming; adding silkworm cocoon sheets and a weak base mixed solution formed by mixing sodium bicarbonate and sodium chloride into a microwave reactor; hydrolyzing for 110 to 130min under normal pressure and at the temperature of 80 DEG C; after hydrolyzing, obtaining a coarse sericin peptide solution and a silk protein fiber solid; pumping out the coarse sericin peptide solution and carrying out ultra-filtration to obtain sericin peptide protein; (4) carrying out secondary hydrolysis to extract silk fibroin peptide protein; then adding the weak base mixedsolution into the microwave reactor again; then hydrolyzing for 110 to 130min under normal pressure and at the temperature of 100 DEG C; carrying out heat insulation for 8 to 11h to completely hydrolyze the silk protein fiber solid into a coarse silk fibroin solution; carrying out ultra-filtration on the coarse silk fibroin solution to obtain silk fibroin protein. The method disclosed by the invention can be used for effectively preparing the sericin peptide protein and the silk fibroin protein in one step and the aim of improving the preparation efficiency and the utilization rate of products is realized.
Owner:YIBIN PINGSHAN HUIRUI OIL CO LTD

Production process for preparing super fine calcium carbonate from calcite

The invention provides a production process for preparing super fine calcium carbonate from calcite. The process comprises the following steps: (1) cleaning the calcite, performing mechanical crushing, placing the crushed material into a grinding machine, and performing grinding to obtain calcium carbonate crude powder with a particle size D90 of 0.2-0.8 mm; (2) sprinkling water to make a water content of the calcium carbonate crude powder reach 7-10%, performing covering by using a plastic film, placing the calcium carbonate crude powder for 2 to 3 days, then placing the calcium carbonate crude powder into a cold storage with temperature of -7 DEG C to -5 DEG C, spreading the calcium carbonate crude powder, and placing the calcium carbonate crude powder for 6-10 h; and placing the calciumcarbonate crude powder in a ventilated place, spreading the calcium carbonate crude powder, performing air drying until a water content is 0.01-0.05%, and sprinkling water to make the water content of the calcium carbonate crude powder reach 1.2-1.55%; and (3) placing the calcium carbonate crude powder treated in the step (2) into a grinding machine, adding calcium stearate with a mass of 0.1-0.25% of that of the calcium carbonate crude powder, and performing grinding to obtain the super fine calcium carbonate with a particle size D90 of 0.5-0.8 [mu]m. According to the process provided by theinvention, the super fine calcium carbonate having high dispersibility and high whiteness can be prepared by a simple process, and the process has low production costs and is suitable for promotion applications.
Owner:立达超微工业(苏州)有限公司

Sulfur-free dried persimmons and making method thereof

The invention provides sulfur-free dried persimmons and a making method thereof, and belongs to the field of food processing. The making method mainly comprises the following steps of selecting high-quality persimmons as raw materials, putting the selected persimmons into an ethanol solution, performing soaking under an ultrasonic condition, taking out the soaked persimmons, immersing the taken-out persimmons in warm water for soaking, then peeling the soaked persimmons, performing pricking to form holes, performing drying in a vacuum microwave dryer, putting the dried persimmons in a softener, and performing soaking under a vacuum condition; then performing soaking at ordinary pressure, taking out the soaked persimmons, and performing drying once again; spraying composite color protectionfluid to the surfaces of the dried persimmons, wherein the composite color protection fluid is prepared by mixing citric acid with glutathione, a licorice root extract, a rosemary extract, a pagodatree flower bud extract and water; and finally baking the treated persimmons in substep, and after baking is finished, packaging the baked persimmons so as to obtain the sulfur-free dried persimmons. The making method disclosed by the invention is safe and environmental-friendly, hazardous substances are not added, the harsh taste of the dried persimmons can also be removed, and the obtained dried persimmons are good in mouth feel, long in quality guarantee time, and convenient to eat, and are suitable for various crowds to eat.
Owner:桂林国农生态农业科技有限公司 +1

Instant-brewed self-heated rice, preparation method therefor and application of instant-brewed self-heated rice

The invention provides instant-brewed self-heated rice and a preparation method therefor. The self-heated rice is prepared through pulverizing raw material rice and/or whole grains such as millet, then, stirring and mixing the powder with food additives, and carrying out extruded aging, cutting granulating, re-aging, and drying and sterilizing. The self-heated rice comprises the ingredients in parts by weight: 80-100 parts of raw material rice meal, 0-20 parts of whole-grains powder, 20-30 parts of water and 5-20 parts of food additives. According to the instant-brewed self-heated rice and the preparation method therefor, through mixing the food additives of a specific ratio with the water and the rice meal, the rapid rehydration of the rice subjected to grinding, extruded aging and cutting shaping during brewing is improved, the rice rapidly imbibes to swell in case of heating, and rehydrated rice grains are full, are uniform and glossy in color, moderate in softness and complete in grain and are not half-cooked. During production of instant-brewed rice or porridge, the instant-brewed self-heated rice can be rapidly heated with a heating bag and can also be rapidly brewed with hot water. According to the method provided by the invention, powder ground from the rice is mixed with a proper amount of food additives and a proper volume of water, and thus, nutrients and mouth feel of the rice are reserved excellently.
Owner:日照尚健食品有限公司

Premna microphylla bean curds as well as processing method and application thereof

InactiveCN107495238AUnfavorable solidificationHigh viscosityFood scienceAgaricPremna microphylla
The invention relates to premna microphylla bean curds as well as a processing method and application thereof, and belongs to the field of food processing. The processing method comprises the following steps of taking premna microphylla and water in the weight ratio of the premna microphylla to the water being 1 to (5-10), performing mixing, performing mashing to obtain pulp, and performing filtering so as to obtain filtrate; and mixing the filtrate with ash water and auxiliary materials in the weight ratio of the filtrate to the ash water to the auxiliary materials being (6-11) to (1-1.2) to (0.4-0.8), and performing standing. The auxiliary materials comprise funguses, kelp, lotus roots and fish skin in the weight ratio of the funguses to the kelp to the lotus roots to the fish skin being (0.7-1.2) to (6-9) to (2-3) to (6-10). The method is simple, easy to operate, and low in cost. The premna microphylla bean curds processed by the method are free from additives and pigment, emerald green in color, soft, smooth, rich in palatable taste, elastic and high in nutrient value. When the premna microphylla bean curds are used for food processing as food materials, the kinds of dishes or foods can be enriched, and the nutrient value of the dishes or the foods can be increased.
Owner:贵州山水苗疆生物科技有限公司

Method for induction of paeonia ludlowii embryo calluses

ActiveCN111528096AGood callus induction rateOptimal differentiation effectClimate change adaptationPlant tissue cultureGerminationSucrose
The invention provides a method for induction of paeonia ludlowii embryo calluses, belongs to the field of biotechnological breeding and aims to solve the problem that existing studies on explant in-vitro rapid propagation of paeonia ludlowii are insufficient and thus an embryo germination rate is low. The method for induction of the embryo calluses comprises: (1) collecting seeds of paeonia ludlowii; (2) preparing a major element mother liquor, a trace element mother liquor, a ferric salt mother liquor and an organic element liquor; (3) mixing and stirring the major element mother liquor, thetrace element mother liquor, the ferric salt mother liquor, the organic element liquor, sucrose and agar powder, adding plant growth regulators and preparing a culture medium; (4) removing testa andendosperm of the softened seeds and taking out mature embryos; and (5) inoculating the mature embryos on the culture medium for constant-temperature illumination cultivation. The method studies influences of the different types of plant growth regulators on in-vitro embryo growth of paeonia ludlowii, and optimizes matching ratios and concentrations of the plant growth regulators so as to increasea germination rate and a callus induction rate of the in-vitro embryos of paeonia ludlowii.
Owner:TIBET AGRI & ANIMAL HUSBANDRY COLLEGE

A production method of black garlic

InactiveCN104905182AStable and balanced tasteStable and balanced nutritionFood preparationBiotechnologyImmunity
The present invention discloses a production method of black garlic. The method is characterized in that the method includes the following steps: (1) sifting garlic; (2) washing the garlic; (3) air drying the garlic and soaking the garlic into inoculation solution; (4) fermenting the garlic: placing the garlic in a incubator with constant temperature and humidity to ferment the garlic through six fermentation treatments, and naturally ripening the fermented garlic, and obtaining the black garlic; among the six fermentation treatments, the garlic is fermented from the first stage to the fifth stage without exhaust of moisture with a pressure controlled at 0.02 MP; and 5) cooling the fermented garlic and making the fermented garlic back to soft. The appropriate temperature and humidity are set according to the enzyme condition of the garlic in vivo so that the method improves the fermentation efficiency and saves the fermentation time. The fermentation process is stable, and the obtained black garlic products convert a large amount of proteins of raw garlic into 18 kinds of amino acids essential to human body and the amino acids are absorbed by the human body quickly, thus enhancing immunity of the human body. The black garlic is sweet and sour in taste without garlic smell or excessive internal heat inducing capability after being eaten and beneficial to human health.
Owner:青岛国农金蒜生物保健科技有限公司

Household clean simplified leaf vegetable cultivation method

The invention discloses a household clean simplified leaf vegetable cultivation method. The household clean simplified leaf vegetable cultivation method comprises the following steps: placing an organic substrate into a special cultivation vehicle for leaf vegetables, and placing seeds into the substrate for cultivation. The organic substrate is prepared by the a method comprising the following steps: crushing and mixing 30-40 parts of sawdust, 35-45 parts of straw and/or cornstalks, 15-18 parts of corncobs and 1-2 parts of lime to prepare an edible fungus cultivation base material; bagging the cultivation base material, carrying out irradiation sterilization, inoculating, and producing an edible fungus bag; crushing and fermenting the fungus bag to obtain fermented fungus chaff, mixing 45-55 parts of the fermented fungus chaff, 30-40 parts of perlite and 15-25 parts of peat, adjusting pH, and irradiating to obtain the organic substrate. A cultivation vehicle comprises a vehicle bodyand a cultivation basin, wherein a substrate water funnel is arranged in the cultivation basin, a water leakage hole is formed in the top of the cultivation basin, the depth of the cultivation basin is 40-45 cm, and the distance between the lower edge of the water leakage hole and the bottom surface of the cultivation basin is 5-10 cm. The cultivation method has a good effect of cultivating leaf vegetables.
Owner:湖南省核农学与航天育种研究所 +1

Method for making crispy and tender beef jerky

The invention discloses a method for making crispy and tender beef jerky and aims to provide a method for making beef jerky. The method comprises the following steps: cooking rinsed beef in boiling water, cutting into granules, and cooking the beef granules in marinade for 25-35 minutes; taking out the beef granules, mixing with auxiliary materials, and rolling in a rolling machine for three timesaccording to a negative pressure-normal pressure alternative manner, wherein forward and backward rotation is alternately performed during rolling each time; transferring the rolled beef granules into a baking tunnel oven, baking for 30 minutes, and immersing in sauce; quickly freezing under low-temperature conditions for 10 minutes after taking out, and transferring into the baking tunnel oven,and baking for 30 minutes again; immersing the beef granules baked twice into the sauce, quickly freezing under low-temperature conditions for 10 minutes after taking out, and transferring into a microwave oven, and baking for 60 minutes; and cooling, moisturizing and softening until the moisture content of the beef granules is 18%. The beef jerky made by the method disclosed by the invention is strong in fragrance, crispy and tender in taste, moderate in softness and hardness, delicious and mellow in taste, easy to chew, easy to melt, difficult to stick and suitable for people of all ages.
Owner:GUIZHOU YONGHONG FOOD CO LTD

Method for drying pseudosciaena crocea

The invention relates to the technical field of treatment of aquatic products and in particular relates to a method for drying pseudosciaena crocea. The method specifically comprises the following steps: (1) removing internal organs and sundries of fresh pseudosciaena crocea, and cleaning; (2) pre-treating the overall pseudosciaena crocea or diced pseudosciaena crocea; (3) performing preservationtreatment after pretreatment; (4) drying the fish meat to be 45-50% of the original weight by adopting freeze drying; (5) preserving at a temperature of 1-5 DEG C below zero, or preserving in a vacuumbag. The moisture content is moderate and is different from moisture content of the traditional dried fish; and a rehydration rate can reach 90% or higher, and the total volatile amino nitrogen is 15mg / 100g or less. According to the fish meat prepared by the method, the original taste can be reduced as much as possible after soaking, and good taste is provided for diners.
Owner:舟山市福瑞达食品有限公司

Processing method of half-dry coarse cereal rice flour

The invention discloses a processing method of half-dry coarse cereal rice flour. The processing method mainly comprises the following steps of 1, soaking rice and buckwheat to obtain soaked rice andsoaked buckwheat; chopping taros into dices, and conducting centrifugal de-watering until the moisture content is 65-75% to obtain fresh cut taro particles; 2, conducting extrusion forming to obtain preliminarily-processed rice flour, wherein the soaked rice, the soaked buckwheat and the taro particles are mixed according to the mass ratio of (50-80):(5-10):(5-10), and for the technology conditions of extrusion forming, the pore diameter of a filament outlet plate is set to be 1.0-1.5 mm, the feeding speed is set to be 54-70 r / min, the rotation speed of a double screw is set to be 130-170 r / min, and the temperature of a central section of an extrusion cylinder is set to be 95-110 DEG C; 3, conducting cooking, wherein the preliminarily-processed rice flour is subjected to standing for 13-18hours under the conditions with the temperature of 18-20 DEG C and the relative humidity of 75-85% to obtain the cooked rice flour; 4, conducting drying and re-watering, wherein a gradient temperature control, humidity control and drying method is adopted for drying the cooked rice flour to obtain the half-dry coarse cereal rice flour.
Owner:广西优悦食品有限公司
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