470 results about "Antiseptic sterilization" patented technology

The invention belongs to the technical field of laundry detergents, and discloses a sterilization and disinfection laundry detergent which is prepared from the following components in percentage by weight: 1-40% of anionic surfactant, 1-30% of nonionic surfactant, 0-10% of ampholytic surfactant, 0-1% of cationic surfactant, 0-1% of high-molecular thickener, 0-5% of electrolyte, 0.1-10% of bamboo leaf/mulberry leaf extract, 0.1-0.3% of essence, 0.01-0.2% of Kathon and the balance of water. In the sterilization and disinfection laundry detergent provided by the invention, the extract of bamboo leaves and mulberry leaves is used as the sterilization and disinfection liquid, the formula is reasonable without irrigation, and the decontamination effect is remarkable; the sterilization and disinfection laundry detergent has good sterilization and disinfection functions and is safe, environment-friendly and pollution-free.

The invention provides a quaternary ammonium salt grafted guanidine salt bactericide and a preparation method thereof. The preparation method comprises the following steps of: firstly, carrying out polycondensation reaction on polyamine and an inorganic acid guanidine salt under the inertia atmosphere to obtain a polyguanidine salt; mixing long chain alkyl tertiary amine with industrial hydrochloric acid and then reacting the mixture with epichlorohydrin in a hydrophilic organic solvent to obtain a homogenous solution, and removing epichlorohydrin and alcohol solvent remaining in the reaction to obtain a quaternary ammonium salt; and grafting the polyguanidine salt with the quaternary ammonium salt in the hydrophilic organic solvent and a pure water solution to obtain the quaternary ammonium salt grafted guanidine salt bactericide. According to the invention, the main chain of the bactericide is provide with a guanidyl positive ion, and a quaternary ammonium positive ion and tertiary amine are introduced in the side chain of the bactericide, so that the density of the positive charge is enlarged, the bactericidal performance is greatly improved, and simultaneously, the bactericide more easily penetrates through microorganism so that cellular contents overflow, bacteria die and are firmly adsorbed, and durable bactericidal property is better. The bactericide disclosed by the invention can be applied to antimicrobial paper, antimicrobial fiber, and antimicrobial paint industries, daily chemicals industry, washing and sterilization treatment of foodstuff, fruits and vegetables, sterilization and disinfection of wastewater in hospitals and the like.

The invention relates to a device and a method for generating a pulsed (intermittent), cold, atmospheric pressure plasma, preferably a thread, for precise antimicrobial plasma treatment (antisepsis, disinfection, sterilization, decontamination) of very small surfaces and cavities, including on living human and animal bodies, preferably in the field of medicine, by means of a negative direct-current corona discharge, the device comprising at least one electrode for generating high field strengths, through or around which electrode the gas to be ionized flows in a gas channel, wherein the electrically conductive structure (surface, cavity) to be treated is used as the counter-electrode. Said plasma can also be used in general for cleaning, coating, activating, and etching surfaces.

The invention relates to an atmospheric-pressure low-temperature plasma sterilizing device and a sterilizing method. In the device, the side face of a medium plate is provided with a hole into which a high-voltage grounded tungsten electrode is inserted; an atmospheric-pressure medium blocking discharging way is formed after a high-voltage alternating-current power supply is switched on; and a large area of uniform low-temperature plasmas are produced on the inner surface of a hermetical plastic package filled with reaction gas for sterilizing and disinfecting. The device has a simple structure and low cost, and a complex vacuum system is not required. Harmful fungi are specially killed by using the activity of the produced plasmas. Active substances have very high chemical activity, and undergo a biochemical reaction with fungal cells, so that cell apoptosis is caused in a short period of time. The device and the method have the remarkable characteristics of high sterilizing efficiency and low energy consumption.

The invention discloses a Belgium blackberry soil acidity biological improver and a preparation method thereof. The Belgium blackberry soil acidity biological improver is prepared by using the following raw materials, by weight, 30-40 parts of cassava residue, 20-30 parts of plant straw, 15-20 parts of a tea seed cake, 10-15 parts of vegetable leftover, 5-10 parts of soybean curb residue, 20-30 parts of modified zeolite, 5-8 parts of rice husk charcoal, 12-16 parts of sodium silicate, 14-18 parts of polyacrylamide, 5-10 parts of carboxymethylcellulose sodium, 15-25 parts of urea, 10-15 parts of calcium superphosphate, 10-15 parts of boric acid and 8-12 parts of a pyroligneous liquor. The soil improver can adjust the pH value of soil, increases organic matters in the soil, promote the microbial activities of the soil and enhance the fertilizer water penetration of the soil, has the soil improvement, water retention and drought resistance effects, has a strong bactericidal activity, and can sterilize and disinfect the soil, inhibit the growth and reproduction of harmful microbes, reduce the occurrence of soil-borne diseases and insect pests, enhance the disease resistance capability of crops, improve the blackberry output and improve the quality.

The invention discloses a Chinese herbal material radix ranunculi ternati artificial semi-protected cultivation method, comprising the steps of soil preparation, propagation, field management, harvesting, processing and the like. A soil conditioner is applied when soil preparation and fertilization are carried out, has three obvious soil conditioning performances of water retention, fertilization and sterilization; soil can be improved; soil hardening is avoided; the soil is loosened; organic matters in the soil are increased; soil microbial activity is promoted; stronger sterilizing power is realized; the functions of sterilization and disinfection are realized for the soil; the occurrence of soil source plant diseases and insect pests is reduced; an excellent soil environment is provided for the improvement of the sprout and growth of seeds. The Chinese herbal material radix ranunculi ternati artificial semi-protected cultivation method has the advantages that the plant diseases and insect pests of radix ranunculi ternate are obviously reduced, the growth time of the radix ranunculi ternate is greatly prolonged, the output and quality of the Chinese herbal material radix ranunculi ternati are thus improved, the technology is scientific and reasonable, the method is simple and feasible, operation and application are easy for planters, management is simple and convenient, and large-scale cultivation is suitable.

The invention provides a device used for blocking infecting of diseases such as novel coronavirus spread by droplets. The device comprises a chemical sterilization and disinfection unit, a physical sterilization and disinfection device, an air filter, a hood and other auxiliary unit. Different combinations of the units of the device can achieve two work states, the positive-pressure work state andthe negative-pressure work state. When the device is in the positive-pressure work state, the hood is full of sterilized and disinfected air, the pressure is higher than environment pressure, and thedevice is suitable for healthy personnel working in environments where people are likely to be infected. When the device is in the negative-pressure state, the internal pressure of the hood is lowerthan the environment pressure, air exhaled by users is exhausted into the environment after being sterilized and disinfected, and the device is suitable for being used by suspected infected patients or diagnosed infectious victims. According to the device capable of reducing the concentrations of bacterial viruses in the local environment through direct sterilization and disinfection, bacterial viruses are eliminated from the source and are killed before being diffused, healthy personnel who have to work in the environment are protected, and the patient recovery process is promoted.

The invention relates to an anticorrosion sterilization method for a konjak sponge. The method comprises the following steps: 1, heating water to a boiling point, adding konjak dietary fiber powder and a natural bacteriostat to the boiling water, rapidly stirring to make the powder be expanded and sticky to obtain a gel solution, dissolving a gelling agent in a small amount of hot water, and adding the dissolved gels to the gel solution to obtain a mixture; 2, filling the mixture into a mold, allowing the mixture to stand, and steaming the mixture in a steam cabinet to mold a material blank; and 3, refrigerating the molded material blank at a low temperature, unfreezing and dehydrating. So the antiseptic sterilization of the konjak sponge is completed. According to the invention, the anticorrosion of the konjak sponge is finally realized by utilizing characteristics of film forming ability and gelling of the konjak dietary fiber powder through a production process control and embedding fixation technology.

The invention discloses a device and a method for killing tiny organisms in a water body by using hydrodynamic cavitation and strengthened ozone, which belong to the technical field of water treatment. The device comprises a circulating water pump, an ozone generation system, a temperature detection and circulating cooling system and a water tank, wherein the temperature detection and circulating cooling system is fixedly arranged on the top of the water tank; the circulating water pump is fixedly connected with the water inlet end of the circulating water pump by an inlet flange; the lower end of a reverse L-shaped pipeline on the right side of the water tank is fixedly connected with a water outlet end by an outlet flange; a hydrodynamic cavitation generator is also arranged at the water inlet end of the circulating water pump or on the water tank; and the ozone generation system is fixedly connected with the lower end pipeline of the circulating water pump by a pipeline. In order to solve the problem of low ozone utilization rate in the process of treating, sterilizing and disinfecting sewage by the traditional bubbling ozone method, the tiny organisms in the water body are killed by the cavitation effect and the ozone oxidization strengthening capability of the hydrodynamic cavitation, so that the ozone utilization rate is increased.

The embodiment of the invention discloses a dynamic filtering and static sterilizing and disinfecting air purifying system and method of a central air conditioner. The system comprises first sterilizing, disinfecting and purifying equipment, second sterilizing, disinfecting and purifying equipment and air circulating equipment. The first sterilizing, disinfecting and purifying equipment and the second sterilizing, disinfecting and purifying equipment are arranged in parallel, and the first sterilizing, disinfecting and purifying equipment and the second sterilizing, disinfecting and purifyingequipment control respectively configured valves to be opened and closed correspondingly according to different operation procedures. The first sterilizing, disinfecting and purifying equipment and the second sterilizing, disinfecting and purifying equipment each comprise a filtering unit, an adsorbing and hindering unit, a static electret unit, a sterilizing and disinfecting unit and an internalair circulating unit. According to the scheme, the dynamic filtering and static sterilizing and disinfecting air purifying system and method are suitable for central air conditioner purifying systemsand space ventilating sites of different treatment scales, the defects of sterilizing and disinfecting devices of traditional central air conditioners and space ventilating sites are overcome, virusesand bacteria can be insulated from crowd activity spaces, and space safety is guaranteed; and cross infection is thoroughly avoided, the input cost is low, and system operation is safe and stable.

The invention discloses a modified nano titanium dioxide photocatalyst oral cavity consulting room spray and aerosol suction device which comprises an air suction mask, a box body, a spray and aerosolfiltering and pathogen killing device, a negative pressure suction system and a liquid discharging system. A separation mechanism is arranged in the box body, a spray and aerosol filtering and pathogen killing device is installed in an upper cavity, and a negative pressure suction system and a liquid discharging system are installed in a lower cavity. The air suction mask is connected with an airinlet located in the upper cavity of the box body through a connecting pipe. Spray and aerosol are strongly sucked into the upper cavity in the box body through the air suction mask and enter the spray and aerosol filtering and pathogen killing device through the negative pressure suction system to be used for killing bacteria or virus microorganisms contained in the spray and the aerosol. And liquid pollutants generated by condensation of the spray and the aerosol in the filtering process are collected through the liquid discharging system. The defects that a traditional oral cavity suctionmachine is single in function, simple in structure and incapable of achieving sterilization and disinfection are overcome.

The invention discloses a domestic ozone microbubble vegetable and fruit cleaning machine. The domestic ozone microbubble vegetable and fruit cleaning machine comprises an ozone generator and a microbubble generator. The ozone generator generates ozone gas by adopting the principle of high-voltage corona, and the ozone generation concentration is strictly controlled through a precision electromagnetic valve; the microbubble generator generates microbubbles by adopting a gas dissolved and release method, the generated ozone is guided into the microbubble generator and therefore ozone microbubbles are generated. Ozone and microbubbles are combined to generate ozone microbubbles, the ozone dissolution amount in water is increased, and the ozone pesticide degradation, sterilization and disinfection capabilities are enhanced; meanwhile, in the microbubble generation process, a large number of oxyhydrogen free radicals can be generated through stimulation, the ozone oxidability is enhanced, and the good sterilization and disinfection effect is achieved.

The invention discloses a sterilization preparation used for a pet, which includes effective quantity of lysostaphin and lysozyme for the sterilization. The preparation of the invention is provided with higher sterilizing effect than the lysostaphin and a strong function in sterilizing gram-positive bacteria and gram-negative bacteria, especially strong effect in sterilizing resistant staphylococcus aureus. The sterilization preparation has no stimulation to the skin and mucosa of the pet and the drug resistance can not be produced easily. The sterilization preparation provided by the invention can be used for the sterilization and the disinfection of the body parts of the pet, such as the skin mucosa, etc., which is used for cleaning and the disinfection of wounds caused by burning, scalding, scratching, biting, etc., the debridement and the prevention of infection before and after various surgeries of surgery, gynecology, urological department, stomatology, etc. and the cleaning and the disinfection of the oral, the ear canal and the nose of the pet.

The invention discloses a device and a method for purifying fish tank water. The device comprises a reactor shell, a physical filter chamber, a biochemical filter chamber and a sterilization and disinfection chamber. The reactor shell is provided with a water inlet and a water outlet, the physical filter chamber, the biochemical filter chamber and the sterilization and disinfection chamber are sequentially arranged in the reactor shell along a water flow direction, a filter cotton interception area is arranged in the physical filter chamber, a nitration area, an activated carbon area and a denitrification area are sequentially arranged in the biochemical filter chamber along the water flow direction, the nitration area is filled with fillers carrying nitrifying bacteria, the denitrification area is filled with fillers carrying denitrifying bacteria, and ultraviolet lamp tubes are arranged in the sterilization and disinfection chamber. The device and the method are used for purifying the fish tank water in a circulating manner and provide the most comfortable environment for fish school production.

The invention belongs to the field of natural medicinal chemistry, and particularly relates to a composition with the repairing effect on a mosquito bite and application thereof. According to the composition with the repairing effect on the mosquito bite, by optimizing selecting ingredients and the weight parts of all the ingredients, the effective substance and a preservative both adopt plant extracts, all the ingredients mutually cooperate according to the proportion of the ingredients, not only can itching and pain relieving, sterilizing and disinfecting be achieved at the mosquito bite, but also repairing can be achieved on the skin of the mosquito bite, and therefore no scar is reserved at the mosquito bite; the composition is particularly suitable for a child, stimulation on the skin of the child is reduced, and menace to the fitness and safety of the child is reduced.

A phthalylaldehyde sterilizer for medical apparatus is prepared from phthalylaldehyde, purified water, ammonium chloride, octadecylytrimethyl ammonium chloride or benzalkonium bromide or betaine, emtrol polyoxyvinylether and tween-80 through dissolving phthalylaldehyde crystals in absolute alcohol, sequentially adding others, stirring, adding soldium dicarbonate to regulate pH value, and filtering.

The invention provides a peanut germination accelerating planting method. The planting method comprises the specific steps of paving and airing the peanuts on a airing field for 2-4 days before husking, wherein the paving thickness of the peanuts is 1-2 cun [a unit of length (=1/3 decimetre)]; husking the aired peanuts, and selecting out good varieties for standby application; soaking the selected good peanut varieties into a sodium hypochlorite solution for 30-40 min, taking out and washing the good peanut varieties; soaking the soaked good peanut varieties into a germination accelerating growth promoter to be subjected to germination accelerating, wherein the germination accelerating environment is a lightproof environment; sowing germination accelerated seeds, and after seedlings sprout, conducting disease and pest control through copper sulfate, quicklime, water fold amount type Bordeaux mixture and trichlorfon powder. According to the peanut germination accelerating planting method, compared with the prior art, sterilization and disinfection are conducted twice through illumination and sodium hypochlorite, and it is guaranteed that the seeds have good growing conditions; meanwhile, the germination accelerating is conducted through the germination accelerating growth promoter, therefore, germination rate is increased, and pest invasion in soil is prevented and treated; later disease and pest control medicine both satisfies the disease and pest control, and avoids contamination to the soil.

The invention belongs to the field of disinfectants, the invention discloses a foam type sterilizing, disinfecting and air purifying agent as well as a preparation method and application thereof. Theproduct is mainly prepared from the following components in percentage by weight: 0.10-0.40% of peroxyacetic acid, 0.15%-0.60% of hydrogen peroxide, 0.05%-0.10% of a quaternary ammonium salt type cationic surfactant, 0.05%-0.10% of benzethonium chloride, 0.10%-0.20% of alkyl glycoside, 0.10%-0.20% of a stabilizer, 0.20%-0.60% of glycerol and 97.80%-99.25% of water. The product has stable performance, wherein the retention time of the formed sterilization disinfectant foam in the environment is long and the sterilization and disinfection action time is long. The product is low in cost, has a good air purifying effect, is non-toxic, pollution-free and residue-free, has a broad-spectrum sterilizing effect, is applied to prevention and control of the novel coronavirus, can effectively kill thenovel coronavirus and cut off a virus transmission path, and can also effectively kill escherichia coli, staphylococcus aureus, pseudomonas aeruginosa, bacterial spores and other viruses and microorganisms.

The invention provides a magneto-electric induction air disinfection method, and belongs to the field of air disinfection and purification. A magnetic field is used for generating a magneto-electric induction effect on an induction load, microorganisms in air in contact with the induction load are killed through the magneto-electric induction effect, and the microorganisms in the air are killed through induced electromotive force or high temperature. The novel air disinfection method is provided on the premise of ensuring that the sterilization and disinfection requirements are met, no residual substance exists in the air, the disinfection and sterilization work can be carried out under the condition that people exist, and the method has the advantages of being safe and efficient in sterilization and disinfection.

The invention discloses an air conditioner, a sterilization and disinfection device and a control method thereof. The device comprises a filter screen and a plasma generator, wherein the filter screenis arranged below the air conditioner for blocking particulate matters and microorganisms; and the plasma generator is arranged at the air inlet side of the filter screen for releasing plasmas and sterilizing the microorganisms which are blocked on the air inlet surface of the filter screen. The sterilization and disinfection device of the embodiment of the invention can realize multi-stage sterilization, so that the microorganisms are completely killed, and therefore, sterilization efficiency is improved.

The present invention is new type of copper salt for killing pests and bacteria in water area, and belongs to the field of agricultural chemicals. The copper salt for killing pests and bacteria in water area is one kind of suspension and has the outstanding advantages of environment friendship, high effect of killing pests and bacteria, low toxicity and green preparation process.

The invention discloses a medical air conditioning system, a medical cabin and a medical air conditioning system control method, relates to the field of air conditioners and is used for realizing airdisinfection and purification of a closed space and a semi-closed space. The medical air conditioning system comprises a return air flow path, a first disinfection and sterilization device, a second disinfection and sterilization device and one air conditioner, wherein the air return flow path comprises air return ports and an air outlet which all face indoors; the first disinfection and sterilization device is arranged at the upstream of the air return flow path, is in fluid communication with the air return flow path and is configured to sterilize and disinfect viruses in the air return flowpath; the second disinfection and sterilization device is arranged at the downstream of the air return flow path, communicates with the air return flow path and is configured to sterilize and disinfect airflow entering the second disinfection and sterilization device; and the air conditioner is in fluid communication with the second disinfection and sterilization device, is located at the downstream of the second disinfection and sterilization device, is located at the upstream of the air outlet and communicates with the air outlet. According to the technical scheme of the medical air conditioning system, the medical cabin and the medical air conditioning system control method, by means of cooperation of the first disinfection and sterilization device and the second disinfection and sterilization device, comprehensive disinfection and sterilization on air flowing back into the air return flow path indoors are realized.

The invention discloses a sterilization apparatus for meat processing use. The sterilization apparatus for meat processing use comprises a main shell, an opening, support legs, fixing frames, rollingshafts, rollers, a first electric motor, a conveyor belt, a through hole, a sewage pipe, a second electric motor, a rotating shaft, a gear column, a circular rack, a rotating shell, ultraviolet sterilization lamps, a limiting shell, a connecting plate, a fixing plate, a water-storing shell, a discharge pipe, a cleaning shaft, a roller brush, a water-retaining shell, a water-pumping pipe, a water-pumping pump, a main draining pipe, a sub-draining pipe, an installation plate, nozzles, and a battery. The sterilization apparatus for meat processing use is simple in structure, novel in design as well as capable of facilitating sterilization and disinfection on meat during batch transportation, thereby greatly improving sterilization and disinfection efficiency of meat processing, reducing laborintensity, meeting working needs of workers and facilitating operating; and moreover, the sterilization apparatus is also capable of improving sterilization uniformity on surface of the meat, enhancing sterilization effects on the surface of the meat and ensuring processing quality of the meat under the action of an arranged rotating-sterilizing mechanism. Therefore, sterilization apparatus for meat processing use is suitable for promoted use.