154results about How to "Achieve sterilization effect" patented technology

The invention relates to a trepang capsule and a preparation process thereof. The trepang capsule is composed of 500-1000 parts of trepang, 50-100 parts of rhodiola root, 50-80 parts of mulberry leaf, 50-80 parts of Chinese wolfberry; 50-80 parts of hawthorn, 50-80 parts of Chinese date, 10-20 parts of fructus momordicae, 50-80 parts of calcium gluconate, and 50-80 parts of vitamin C. The preparation process comprises the following eleven steps: raw material purification, vacuum freeze drying, coarse cracking, superfine grinding, microwave auxiliary enzymolysis, enzyme deactivation, filtration, desalting, auxiliary seasoning processing, material proportioning and pelletization, as well as sterilization and packing. The obtained trepang capsule is reasonable in formulation composition, and stable in property, has blood sugar decreasing and blood pressure reducing efficacy, and is especially prominent in blood fat reducing efficacy.

The invention discloses a purple sweet potato wine and a preparation method thereof. The purple potato wine with a high anthocyanin content is prepared by preparing purple sweet potatoes into cooked powder, mixing the cooked powder with sesame powder or nut powder, subjecting the powder mixture to enzymolysis by enzymes, liquefying, saccharifying, adding fresh juice, and fermenting with monascus and screened yeast with a plurality of kinds of tolerance. The purple sweet potato wine is a fermented wine prepared by fermentation with a fruit wine process, and maintains original nutrition components of the purple sweet potatoes. The wine is noble in color and luster, mellow, excellent in quality, and rich in the bioactivator anthocyanin and selenium, and is an ideal healthcare drinking.

The invention discloses a vegetable fresh-keeping method which includes the steps: (1) sorting and cleaning fresh vegetables, cutting the cleaned vegetables into sections, and placing the vegetables cut into sections into trays; (2) performing sterilization on the trays with the fresh vegetables for 1-15min by leading into low-temperature plasmas; (3) continuing to lead into mixed gas of O2, CO2 and N2 after sterilization, and performing modified atmosphere packaging and refrigeration. The mixed gas of O2, CO2 and N2 generates the low-temperature plasmas through a dielectric barrier discharge device. Microorganisms of the surfaces of the vegetables and the trays can be reduced, corruption rate is slowed down, sense and nutritional quality of products are ensured, the method is obvious in treatment effect, safe, efficient, low in energy consumption, free from exhaust gas residue, simple to operate and convenient and flexible to use, modified atmosphere packaging can be performed by the aid of the trays with stock sizes, and popularization and industrial application are facilitated.

The invention relates to an ultrahigh-pressure preparation method of freeze-dried cistanche decoction pieces and the cistanche decoction pieces prepared by using the ultrahigh-pressure preparation method. The ultrahigh preparation method comprises the following steps of: washing and slicing cistanche, putting the sliced cistanche into ultrahigh-pressure equipment to carry out high-pressure treatment; putting the decoction pieces subjected to high-pressure treatment into a freeze dryer or low-temperature negative-pressure machine; and filling nitrogen to the dried decoction pieces or carrying out vacuum packaging on the dried decoction pieces. According to the decoction pieces prepared by using the ultrahigh-pressure preparation method, the dissolution rate of active ingredients is high and the extraction time of the active ingredients is short; and all active ingredients of the cistanche can be completely reserved so as to avoid loss and oxidation of the active ingredients, and therefore the decoction pieces can be stored for a long time.

The invention discloses a processing method of protecting SOD of concentrated rosa roxburghii juice. The processing method comprises the following steps of refrigerating rosa roxburghii fruits, performing low-temperature cleaning, performing low-temperature oxygen-separation breaking and squeezing, performing reverse osmosis membrane concentration of pre-microfiltration, and performing sealing and cold storage, wherein the step of low-temperature oxygen-separation breaking and squeezing is used for leading inert gas to a breaking machine and a squeezing machine set for separating oxygen and maintaining positive pressure environment, so that the breaking and squeezing process is in a low-temperature oxygen-separation state; the step of reverse osmosis membrane concentration of pre-microfiltration is used for performing membrane concentration after compressed fruit juice is subjected to multi-level filtration (including microfiltration), wherein the concentration process is in the low-temperature oxygen-separation state. In an entire production course of the processing method, any foreign chemicals (free from pollution) are added, steam is not needed in the production course, and the electricity consumption is low; and drained waste water drained by cleaning fruits, and rosa roxburghii dry residues can be cycled in a green ecological manner. The processing method disclosed by the invention is an environmentally-friendly energy saving technique, and is particularly suitable for being used in Guizhou regions with good ecology and low temperature.

The invention discloses a light wave sterilization box, a sterilizing cabinet, an oven and a control method thereof, and relates to the technical field of sterilizing equipment. Problems that the existing sterilizing cabinet is low in heating speed, long in sterilizing time and poor in sterilizing effect and a sterilizing effect cannot be achieved are solved. The light wave sterilization box comprises a box body, and annular light reflecting and focusing devices capable of generating light waves and thermal waves simultaneously are arranged on at least three different inner surfaces in the box body. Moreover, the invention provides a control method of the light wave sterilization box and a sterilizing cabinet with the light wave sterilization box. By the light wave sterilization box, comprehensive and multi-directional reflection focusing can be formed, a radiant scope is wide, dead corners do not exist during sterilization, the heating speed is high, and a sterilizing effect is achieved. In addition, because the light reflecting and focusing devices can simultaneously generate high light and thermal waves, a quick sterilizing effect is achieved through light and thermal combination, light wave sterilization is quick and thorough, and the service life is long.

The invention discloses a wastewater treatment system for livestock and poultry breeding. The wastewater treatment system mainly comprises a barrier device, a biogas digester, a regulating tank, solid and liquid separating equipment, a primary settling tank and an M filter tank. The wastewater treatment system is characterized in that the barrier device is connected with the biogas digester through a sludge pump, the biogas digester is connected with the regulating tank, the regulating tank is connected with the solid and liquid separating equipment, the solid and liquid separating equipment is connected with the primary settling tank, the primary settling tank is connected with a hydrolysis acidification tank, the hydrolysis acidification tank is connected with a contact oxidation tank, the contact oxidation tank is connected with the M filter tank, the M filter tank is connected with an artificial wetland, and the artificial wetland is connected with a photocatalyzing tank. An automatic-control system can be adopted for the wastewater treatment system, operation is easy, manpower is reduced, the recycling rate of resources is increased, environment pollution is reduced, energy conservation and emission reduction are achieved, and the requirement for environment friendliness is met.

The invention discloses a garbage can capable of realizing in-can air sterilization and automatic bag-sleeving. The garbage can is provided with a mechanical structure and a circuit mechanism used forcontrolling the mechanical structure; the mechanical structure comprises a can body (23) and an automatic cover-opening bag-sleeving structure matched with the can body (23), and the automatic cover-opening bag-sleeving structure is hinged to the can body (23); an air flue (32) capable of forming the upper positive pressure and the lower negative pressure of the garbage can is formed in the sidewall of the can body (23), the air flue (32) extends to the automatic cover-opening bag-sleeving structure, and a circulating path is formed by the can body (23), the automatic cover-opening bag-sleeving structure and the air flue (32). Cover-opening bag-sleeving operation can be conducted automatically, bag sleeving is easier by combining with the air flue structure with the upper positive pressure and the lower negative pressure, the phenomenon that air bubbles are formed between a garbage bag and the can wall after bag sleeving is avoided, and bag sleeving is more perfect.

The invention relates to an air purification method and an air purification device based on electrostatic deflection. The air purification method based on electrostatic deflection comprises the following steps: spacing a positive plate and a negative plate by a certain distance and arranging oppositely, and applying a static electric field between the positive plate and negative plate, wherein the negative plate comprises a catalytic oxidation layer; enabling air to pass through the space between the positive plate and the negative plate so as to enable electrically charged particle matter in air to be deflected to the positive plate and the negative plate in an electrostatic way; carrying out catalytic oxidation on the electrically charged particle matter which are deflected to the catalytic oxidation layer of the negative plate in an electrostatic way. The air purification method and device based on electrostatic deflection, which are provided by the invention, have the beneficial effects that air can be purified efficiently at low cost without generating harmful substances of ozone and the like, are long-acting without maintenance, and especially can effectively remove PM2.5.

The invention provides a production method of a surgical dressing by irradiation sterilization, and relates to the technical field of production of surgical dressings. The production method is characterized in that natural-occurring substance powder with the functions of fighting bacteria, diminishing inflammation, reducing scars, promoting wound healing and relieving pain is mixed with vaseline to obtain composite vaseline, the vaseline is combined with a medical gauze, and then the processed medical gauze is sterilized in an irradiation manner, thus the surgical dressing by irradiation sterilization has outstanding coverage, and can prevent a wound from mechanical injury, polluting and chemical stimulation, resist dry, moisture and secondary infection, reduce the loss of electrolyte and energy, actively promote the wound healing, and change the micro-environmental impact; in addition, the surgical dressing cannot be adhered with the wound, so that the wound healing is promoted, and no second damage is brought to the wound during dressing change.

The invention provides a multifunctional antibacterial coating. The multifunctional antibacterial coating disclosed by the invention adopts an antibacterial agent formed by compounding of nano-silver,nano-copper and nano-zinc, and also adopts an interior wall odorless emulsion, so the finished coating is very low in odor, friendly to environment and harmless to the human body. The antibacterial agent formed by compounding the nano-silver, the nano-copper and the nano-zinc can also play a good role in killing and inhibiting in a complex microbial environment; nanometer titanium dioxide and nanometer silicon dioxide can absorb natural light to decompose harmful organic matters and inorganic matters, absorb and decompose decoration pollution gas such as formaldehyde, and purify air; the antibacterial agent can destroy cell membranes of bacteria and protein carriers of coagulated viruses, so sterilization effect is achieved; and meanwhile, the antibacterial agent has inhibiting and killing functions on pathogenic bacteria such as escherichia coli, staphylococcus aureus, influenza A H1N1 and H3N2, klebsiella pneumoniae and pseudomonas aeruginosa, and also has the effects of resisting graffiti and absorbing and decomposing residual formaldehyde and VOC.

The invention discloses high-quality coconut-oil microencapsulated powder grease and a high-efficiency preparation method thereof. The preparation method of the high-quality coconut-oil microencapsulated powder grease comprises the following steps of treating a wall material solution by adopting combination of an ultrasonic device, a heater, a controllable stirring device and a vacuuming device; treating a mixed solution of a wall material and a core material by adopting combination of high-speed shearing and an injector; upper-layer foam in coarse emulsion is removed by connected a reducing hole-type defoaming paddle and a stirrer; and high-pressure homogenization treatment and spray-drying are performed so as to obtain a powder grease product. According to the preparation method of the high-quality coconut-oil microencapsulated powder grease, dissolution rate and sterilization effect of the wall material solution are improved by utilizing high temperature and stirring effects; and the high-speed shearing process and the injection method are combined so as to efficiently remove foam by adopting the ultrasonic device, the vacuuming device and the reducing hole-type defoaming paddle. And thus, the prepared high-quality coconut-oil microencapsulated powder grease is stable and uniform in particle size. The high-quality coconut-oil microencapsulated powder grease prepared by adopting the method has the characteristics of high yield, high encapsulation rate, high storage stability and high anti-oxidation capability; and thus, the high-quality coconut-oil microencapsulated powder grease is suitable for the fields of instant foods, health foods, baked foods and the like.

The invention relates to the field of ultraviolet LED sterilization, in particular to a washing machine with an ultraviolet LED sterilization function. The washing machine is characterized in that a set of ultraviolet LED lamps are mounted on the bottom surface of a bucket cover plate of the washing machine. A round cover made of quartz glass is mounted below the lamps, so that the permeability and the waterproofness are improved. As the light of the ultraviolet LED lamps is harmful to the eyes, emphatically the ultraviolet LED lamps need to be closed when the cover of the washing machine is opened. When the cover of the washing machine is closed, the ultraviolet LED lamps are turned on. An independent button is also arranged on a control panel of the washing machine and used for controlling the ultraviolet LED lamps to be turned on or off. When the ultraviolet LED lamps are turned on and clothes to be washed are in the washing machine, the clothes can be sterilized.

The invention discloses low-fat nutritional egg yolk sauce. The sauce is made from, by weight, 18-20 parts of fresh egg, 27-28 parts of oat dextrin, 2-3 parts of fish skin collagen, 8-10 parts of water, 1-2 parts of garlic oil, 1-2 parts of chickpea dietary fiber, 40-44 parts of soybean salad oil, 1.8-2 parts of vinegar, 1-1.2 parts of refined salt, 1-1.2 parts of white granulated sugar, 0.3-0.36 part of mustard, 0.36-0.4 part of white pepper, 0.18-0.2 part of ginger powder, 0.08-0.1 part of vanill, 10-20 parts of duck liver, 10-15 parts of bean curd, 1.7-2 parts of feather cockscomb seeds, 1.3-1.6 parts of apple leaves and 2.3-2.4 parts of ardisia japonica. Under the conditions that oat dextrin replaces part of salad oil and the fat replace rate is 27.9%, the viscosity of the low-fat egg yolk sauce is increased by 105% compared with that of full-fat egg yolk sauce, and the energy value is decreased by about 16.5% compared with that of full-fat egg yolk sauce.

The invention discloses a kind of screen printing ethylene oxide disinfection color shifting printing ink and a preparation method. The color shifting printing ink comprises ingredients, by weight, 5-6 parts of formaldehyde red, 100-200 parts of ethene emulsion, 50-70 parts of alcohol with a concentration of 45%-60%, 6-10 parts of citric acid and 8-12 parts of sodium chloride. The monitoring disinfection effects are raised, the disinfection time is shortened, the production cost is low, and the raw material ratio is reasonable.

The invention discloses a processing method of mango freeze-dried powder for auxiliary materials of a lactic acid bacteria beverage. According to the processing method disclosed by the invention, waste mango peel and waste mango kernels are fully utilized, so that waste can be turned into wealth, and the problems of environment pollution and resource waste can also be solved. After superfine crushing treatment is performed, the water holding capacity, the oil holding capacity and the polyphenol dissolving-out quantity of the mango peel / kernels can be increased; mango flesh is pulped in a liquid nitrogen pulping machine, so that the juice yield rate is high; after the pulped mango flesh is mixed with the mango peel / kernel mixed powder, microorganism cells are harmed by a high-pressure homogenizing treatment technique, so that the sterilization effects are achieved, the influence of heat effects in a hot processing process on foods is effectively reduced, and the freshness of products isincreased; finally, in the form of preparing powder through low-temperature vacuum freeze-drying, the mango freeze-dried powder is easy to preserve and transport; water is added, then the mango freeze-dried powder is blended to form mango juice, and the milk is mixed with the mango juice, so that a novel lactic acid bacteria beverage which integrates the health-care functions of the mango juice and the health-care functions of yoghourt can be made, the market is rich, and besides, a new way is also provided for development of rich agriculture product resources in China.

The invention discloses a sea cucumber oral liquid and a preparation technology thereof. The sea cucumber oral liquid comprises 500 to 1000 parts of sea cucumber, 50 to 100 parts of ganoderma lucidum, 50 to 80 parts of sea-buckthorn leaf, 50 to 80 parts of ginseng stem-leaf total saponins, 50 to 80 parts of haw, 50 to 80 parts of Chinese-date, 50 to 80 parts of wolfberry, 10 to 20 parts of grosvenor momordica fruit, 50 to 80 parts of calcium gluconate and 50 to 80 parts of vitamin C. The preparation technology comprises raw material purification, vacuum freeze drying, coarse grinding, superfine grinding, microwave-assistant enzymolysis, enzyme deactivation, filtration, desalination, accessory seasoning liquid processing, blending, and loading disinfection. The sea cucumber oral liquid has a reasonable formula, a delicate fragrance and clear effects of reducing blood fat, blood sugar and blood pressure, and especially has an obvious effect of reducing blood fat.

The invention relates to an efficient oil smoke removing agent, and belongs to the technical field of air purification. The efficient oil smoke removing agent is prepared from safe raw materials including 0.1 to 0.5 weight percent of organic bonding agents, 1 to 5 weight percent of complexing agents, 0.1 to 5 weight percent of surfactants, 0.5 to 2 weight percent of catalysts, 0.1 to 2 weight percent of sterilizing agents and 85.5 to 98.8 weight percent of deionized water. The efficient oil smoke removing agent the advantages that the green and environmental-friendly effects are achieved; through the combination with oil smoke aerosol, sedimentation is performed; harmful chemical substances in the oil smoke are degraded in a catalysis way; kitchen oil smoke gas pollution is effectively eliminated. The efficient oil smoke removing agent is applicable to a kitchen oil smoke wet spraying purification device in hotels, wineshops, guesthouses, unit restaurants and sidewalk snack vendors; the oil is effectively eliminated; the consumption is low; safety and environment protection are realized.

The invention relates to an efficient second-hand smoke eliminating spray agent, and belongs to the technical field of air purification. The efficient second-hand smoke eliminating spray agent is prepared from safe raw materials through compounding: 0.1 to 0.5 weight percent of organic bonding agents, 1 to 6 weight percent of dissolution removal settling auxiliary agents, 0.05 to 5 weight percentof surfactants, 0.5 to 5 weight percent of odor eliminating auxiliary agents, 0.1 to 2 weight percent of sterilization agents and 81.5 to 98.2 weight percent of deionized water. The efficient second-hand smoke eliminating spray agent has the advantages that green and environmental-friendly effects are achieved; sedimentation is performed through the combination with second-hand smoke particles; harmful chemical substances in the second-hand smoke are degraded in a catalytic way; the indoor second-hand smoke gas pollution can be effectively eliminated; the efficient second-hand smoke eliminating spray agent is suitable for being used in places with high second-hand smoke pollution rate such as restaurants, reception rooms, hotels and work places, can be used through handheld spraying, and is safe and convenient.

The invention discloses continuous mixed sterilizing equipment. A sterilizing tank with a sandwich layer is arranged at the upper part in a main tank body; the sandwich layer and the sterilizing tank are provided with first pipelines and second pipelines connected with outside steam respectively; a feeding device is arranged at the top of the sterilizing tank; a stirrer is arranged in the sterilizing tank; the bottom of the sterilizing tank is connected with a discharging device; and stop valves are arranged on the first pipelines and the second pipelines. The continuous mixed sterilizing equipment is reasonable in structure and reliable to run, has drying and wetting effects, and is good in sterilizing effect, high in production efficiency and suitable for large-batch production.

The invention relates to the plant tissue culture technical field, and especially relates to a method for inhibiting contamination and browning of explants in tissue culture. The invention discloses the method for inhibiting contamination and browning of the toxicodendron vernicifluum explants, and is characterized in that the method comprises a step of adopting benzalkonium chloride to disinfect and treat the toxicodendron vernicifluum explants and a step of inoculating a cysteine-added White culture medium with the disinfected material and carrying out dark culture. The method is used for inhibiting contamination of the toxicodendron vernicifluum explants and preventing browning of the toxicodendron vernicifluum explants, provides sufficient sterile explants for toxicodendron vernicifluum tissue culture, powerfully ensures the success rate of subsequent tissue culture, and moreover, is low in cost and suitable for industrialized production.

The invention provides a method for preparing a potassium aspartate injection. The method comprises the following steps: (a) adding injection water accounting for 60-70 percent of the total volume of the preparation liquid into a concentrating preparation tank; (2) adding potassium aspartate into the concentrating preparation tank, stirring for 20-30 minutes until the potassium aspartate is completely dissolved, detecting and regulating the pH value to 4.5-9.5; (c) adding medicinal charcoal, stirring for 20-40 minutes at 70-90 DEG C, filtering the liquid medicine into a diluting preparation tank through a decarburization filter and a precise filter when the liquid medicine is hot; (d) adding injection water into the concentrating preparation tank, feeding the mixture to the diluting preparation tank through a filter to enable the liquid medicine in the diluting preparation tank to achieve the specific total volume of the preparation liquid; (e) stirring the liquid medicine in the diluting preparation tank for 5-10 minutes to lead the liquid medicine to be uniform, introducing the liquid medicine through a sterilization filter, and sampling to make intermediate inspection; (f) encapsulating and sterilizing.

The invention provides a microalgal oil microcapsule and a preparation method thereof. A core material is mainly microalgal oil, and a wall material comprises components of casein, porous starch, beta-clodextrin, chitosan and mannose oligosaccharides, and particularly, the wall material comprises the components in percentage by mass as follows: 40%-60% of casein, 30%-40% of porous starch, 1-10% ofbeta-clodextrin, 1-10% of chitosan and 1-10% of mannose oligosaccharides; and the core material also contains an emulsifier, a stabilizer and an antioxidant. The microalgal oil microcapsule has highoil content, being 50% and embedding rate, being higher than or equal to 95%, bulk density is higher than or equal to 0.4 g / ml, and fluidity is very good; the surface oil content is 0.58%-1.75%, and is low, the peroxide value is 0.023-0.22 g / 100 g and is low, and the microcapsule can be stored for three months or longer at 40 DEG C, which indicates that the shelf life is two years or longer at 25DEG C, so that the microcapsule has quite high stability; and the microcapsule disperses well in water, is noncaking, and cannot change original solubility and dispersibility when added to other foodand can be directly added to powdered food, so that the application range is wide.

The invention discloses a Chinese angelica milkvetch root blood-nourishing oral liquid and a preparation method thereof. The preparation method comprises the following steps: taking Chinese angelica and rhizoma ligustici Chuanxiong, performing crushing, performing ethanol percolation extraction, and collecting a percolation solution; merging percolation medicine residues and other seven medicinalmaterials, adding water, and performing countercurrent extraction to obtain extractive extract; adding ethanol into the extract, allowing the solution to stand, separating the supernatant, and performing reduced-pressure concentration to obtain clear paste; and diluting the clear paste, taking the supernatant, adding the percolation solution, performing uniform mixing, adding sucrose, Tween-80 andsorbic acid, performing uniform stirring, adding purified water, performing uniform stirring to obtain a formula liquid, performing refined filtration, performing potting, and performing sterilization treatment to obtain the Chinese angelica milkvetch root blood-nourishing oral liquid. According to the preparation method, through the percolation process and the countercurrent extraction, ferulicacid in the medicinal materials is extracted completely to the utmost extent, the loss of the ferulic acid is reduced, and the ethanol content of the product can be greatly reduced; and low-temperature concentration and sterilization treatment further reduce the loss of the ferulic acid, clouding formation of the product is avoided, the stable product quality is ensured, and the ferulic acid content reaches 0.97-1.32 mg / 15 mL.

The invention relates to the field of food processing, in particular to a manufacturing process of crispy and chewy salty oil chicken leaving lingering fragrance in the mouth. A soup material preparedfrom an ingredient A and an ingredient B and a boiling soup material prepared from an ingredient C and an ingredient D are used; the lemon fragrance brought by monarch and minister combination of galangal root, lemongrass herb, amomum kravanh fruit and semen alpiniae hainanensis is added by the salty oil chicken manufactured by the process on the basis of the taste of the conventional salty oil chicken, so that the taste of the salty oil chicken is fat but not greasy; the mouthfeel is fragrant; a segmented sterilization mode is used; the temperature is higher than the conventional sterilization temperature of 121 DEG C; the influence on the crispy and tender mouthfeel of the chicken meat of the salty oil chicken sterilized in a conventional method is avoided; the meat elasticity of the salty oil chicken is maintained; the meat is crispy and chewy; after the sterilization, fast cooling is performed by cooling water; due to alternate treatment by cold and heat, the chicken fiber expandsin a short time; the soup materials in packaging bags are completely absorbed; the meat is more tasty, fresh and tender.

The invention discloses integrated air purification and disinfection equipment with a rotatable air suction port. The equipment comprises a disinfection box body, wherein an air inlet cover is arranged at the top of the disinfection box body, two air inlet grooves are formed in the air inlet cover through digging, and a plurality of air inlet holes are formed in the positions, corresponding to the air inlet grooves, of the outer wall of the air inlet cover correspondingly through digging. When a filter screen is replaced, only the air inlet cover needs to be rotated, and then positions of the two sides of the air inlet cover are exchanged, so that the effect of non-stop replacement can be achieved; and after poisonous waste gas enters a purification treatment box in the disinfection box body, the waste gas and the like in air are adsorbed by means of activated carbon in an activated carbon bin, the air is primarily purified, then most bacteria in the air are killed through multiple disinfection and purification of a first disinfection bin and a second disinfection bin, after the waste gas enters the first disinfection bin, most of the bacteria are killed by microbial disinfectant on a sponge to achieve a sterilization effect, and a small amount of bacteria are killed by ultraviolet rays after entering a U-shaped tube made of a transparent glass material, so that an air purification effect is improved.

The invention discloses a food steam sterilizing method. The method comprises the following steps of: (1) vacuumizing: placing a product to be disinfected and sterilized on a supporting plate, placing the supporting plate into a sterilizer, and vacuumizing the sterilizer by extracting air; (2) steam sterilizing: injecting high-temperature steam into the sterilizer to make the temperature inside the sterilizer fast rise to 120 to 135 DEG C and performing sterilization for 30 to 60s to achieve the sterilization effect; (3) extracting the steam: fast extracting the steam inside the sterilizer for 3 to 9s to make the sterilizer in a vacuum state; and (4) vacuum releasing: injecting air into the sterilizer to allow the disinfected and sterilized product to enter a next procedure. By the food steam sterilizing method, not only a food raw material can be sterilized, but also the color, nutrition and flavor of the food can be kept.

The invention discloses a preparation method for blueberry dark rice. The preparation method comprises the following steps: picking, crushing, soaking and filtering fresh dark rice leaves; soaking sticky rice, mixing the sticky rice with dried blueberry fruits, carrying out steaming and cooling, adding vegetable oil and white sugar, and carrying out uniform stirring, sterilizing and packaging to obtain the blueberry dark rice. According to the method, the dried blueberry fruits are added on the basis of conventional dark rice. The preparation method is simple and environmentally-friendly, and the prepared blueberry dark rice remains the characteristics of the conventional dark rice; meanwhile, the nutritional function of blueberry is increased, and the blueberry dark rice is nutrient-rich, smooth but not greasy, excellent in taste, and convenient to carry.

The invention discloses an antibacterial yarn, which is characterized by being prepared from 1 to 10 weight percent of metal copper fiber, 1 to 10 weight percent of copper alginate fiber and 80 to 98weight percent of ordinary fiber. The fiber is prepared by a blending process. The obtained antibacterial yarn has the efficient and durable antibacterial effects; the bacteriostasis rates on escherichia coli, staphylococcus aureus and candida albicans after the water washing by many times is all higher than 99.9 percent. In addition, good anti-static performance is realized.

The invention relates to a processing method of multi-flavor colorful non-concentrated reduced compound carrot juice. The processing method comprises the following steps: selecting and cleaning carrots, washing the carrots with clean water and placing the carrots in a ventilation place for air-drying; carrying out anaerobic crushing, squeezing and centrifugal separation, putting crushed and squeezed carrot pulp into a centrifugal separator, and using separated carrot skin residues as a fodder for livestock; executing ultrafiltration; executing blending; preparing micron-scale electrostatic functional pellets; executing adsorption; executing degassing and homogenization, wherein the adsorbed fruit juice is sterilized. Edible MC film is adopted as the film for the manufactured micron-scale electrostatic functional pellets. Due to the existence of NH2 in chitosan in the film, the film is easily soluble in an acid solution so as to obtain positive charge and can produce an electrostatic effect with uncharged suspended solids and colloidal particles so as to achieve joint adsorption, and substances such as the cellulose and protein can be suspended for a long time without precipitationby adding the micron-scale electrostatic functional pellets different in particle size and density.