220 results about "Chemical disinfection" patented technology

A topical spray or foam, methods of making the formulation, and methods of use thereof, has been developed. In one preferred embodiment, the composition includes one or more active agents and exhibits both antibacterial activity and antifungal activity. Excipients such as chemical disinfectants, anti-pruritic agents to minimize itching, and skin protective compounds may be added. The composition may be formulated to be dispensed as a spray or foam and the spray or foam may be administered either by a hand pump or by an aerosolizing propellant. A second single phase formulation has also been developed. The formulation comprises a first drug which is water soluble or hydrophilic and a second drug which is lipid soluble or hydrophobic, wherein at least one of the drugs is bound to an ion-exchange resin. The use of binding resins, such as ion-exchange resins, allows drugs with incompatible solvent requirements to be prepared in a single-phase formulation.

A mobile self-contained apparatus and process for grinding, grating, macerating, chemically disinfecting, and drying infectious waste material. A trailer (10) contains a hopper (27), a grinder/grater (28), an enclosed conveyor system, drying and filter apparatus, and sources of power, chemical disinfectant, and fresh water. Bagged infectious waste material in a cart is lifted and dumped into the hopper, sprayed with a sodium hypochlorite disinfectant solution, fed to the grinder/grater, ground, grated, and macerated into small particles of confetti-like material, sprayed again, immersed in the disinfectant solution, conveyed by an upwardly inclined screw conveyor (34) and thoroughly mixed therein, dried, passed into a vertical screw conveyor (47), and passed to a discharge screw conveyor (50) which discharges the dry confetti-like material. The enclosed system operates under negative pressure produced by a suction fan that draws the air within the system through a HEPA filter to remove chemical fumes, airborne dust, odors and bacteria.

A hybrid chemical/mechanical water treatment plant and method employing rapid sulfur dioxide chemical disinfection and dewatering technology in conjunction with lime and oxidization/reduction agents to removal pharmaceuticals and personal care products from waters to meet operating constraints and environmental permitting restrictions and siting limitations for water treatment.

The invention discloses a system for treatment of wetland-produced electricity from domestic sewage and electrochemical disinfection of wetland effluent. The system comprises a microbial fuel cell wetland main body and an electrochemical disinfection tank, wherein a packing, an anode, a packing, a cathode and a wetland plant are sequentially arranged on the microbial fuel cell wetland main body from bottom to top; the effluent of the microbial fuel cell wetland main body flows into the electrochemical disinfection tank through a water pipe; and an anode and a cathode are arranged inside the electrochemical disinfection tank, and are respectively connected with the cathode and the anode in the microbial fuel cell wetland main body by virtue of leads, so as to form an intact closed loop and generate current. The system is applied to electrochemical disinfection of the effluent after microbial fuel cell wetland treatment. By adopting the system, the problems of high disinfection cost of the wetland effluent and complicated maintenance operation are solved, the safety of the wetland effluent is effectively improved, and the system is especially applicable to disinfection of artificial wetland effluent for treating rural domestic sewage.

A sterilization system employs a mist of chemical sterilant to sterilize devices such as medical instruments. A partial vacuum enhances dispersion of the mist into a sterilization chamber.

The invention provides a system and a method for cleaning and sterilizing related equipment in the beer producing process. The system that uses oxidation potential water to clean and sterilize the beer producing equipment comprises oxidation potential water generator equipment and cleaning and sterilizing equipment. The oxidation potential water generator equipment comprises a filtering and softening device, an electrolyzer preparing and supplying device, an electrolytic module, an acid water stock solution device, an alkaline water stock solution device, an acid water conveying device, an alkaline water conveying device, a central control device and an electric potential water physicochemical index detecting device. In the invention, acid oxidation potential water is adopted to replace original chemical disinfectant so as to realize sterilizing treatment on the related equipment, appliances and the like in the beer producing process; and compared with an original method that uses chemical disinfectant, the system and the method have obvious advantages.

The invention discloses a peracetic acid in single-ingredient disinfection solution and a preparation method thereof, aims to provide a peracetic acid disinfection solution which is low in causticity and high in stability, and adopts the technical key points that the disinfection solution comprises the following components in percent by weight: 25-35% of hydrogen peroxide, 25-35% of acetic acid, 0.01-1.5% of HWP integrated coordination stable system based on a polyhydric and polycarboxylic multi-ligand structure compound, 0.01-1.5% of special block nonionic surface active agent, and the balance of water. The preparation method comprises the following steps: 1), compounding an HWP integrated coordination stable system compound; 2), weighting the raw material according to the weight ratio required by claim 1; and 3), filling water, hydrogen peroxide, the HWP integrated coordination stable system, and the special block nonionic surface active agent in a reactor sequentially, stirring, dissolving, filling the acetic acid is filled in the reactor lastly and stirring for 30-45 minutes to obtain the disinfection solution. The invention belongs to the field of preparation of chemical disinfectants.

A sanitizer for sanitizing various plumbing fixtures and specifically, to a chemical-free sanitizer, more specifically to an ozone-free sanitizer, and yet more specifically to an electronic sanitizer using ions.

The invention relates to a Chinese herbal medicinal wet wipe for cleaning and disinfection of the skin, which relates to the technical field of daily necessities. The wet wipe comprises a wet wipe solution and a carrier for the wet wipe solution. The invention is characterized in that raw materials for preparation of the wet wipe solution comprise, by weight, 0.5 to 1% of lavender essential oil, 0.4 to 0.8% of cassia twig essential oil, 0.3 to 1% of cablin patchouli herb essential oil, 0.01 to 0.1% of menthol, 0.01 to 0.2% of paeonol, 0.3 to 1% of a coptis extract, 0.2 to 1% of a witch hazel extract, 0.5 to 2% of hydrogenated castor oil and 5 to 10 % of ethanol, with the balance being water. According to the invention, a non-woven fabric is used as the carrier; the wet wipe is convenient to use and can kill common pathogenic bacteria like escherichia coli, staphylococcus aureus, bacillus subtilis, aspergillus flavus, Gram-positive cocci, shigella dysenteriae, helicobacter pylori and Candida albicans; the wet wipe is mild-natured, natural and safe because of utilization of a Chinese herbal medicine formula and can overcome the problems of irritation and corrosivity of currently-used chemical disinfection products.

An underwater vacuum, cleaning, removal, and sterilization system that allows for the submersible cleaning and sterilization of interior surfaces of drinking water storage, treatment, and distribution facilities. The system allows for the cleaning and chemical sterilization of surfaces in an underwater environment while simultaneously removing the sterilization chemical to prevent the said sterilization chemical from impacting or increasing the optimum sterilization chemical concentration in the surrounding water. The underwater vacuum, cleaning, and sterilization system includes a housing 24 having an opening 46 which is positioned adjacent the surface to be cleaned and sterilized. The system also includes a containment chamber 55 inside said housing. The containment chamber is open on the top and bottom and more than one flexible member, seal or plurality of bristles or brushes thereby defining a circumferential seal 63 on the bottom which is fluidly connected to both the interior cavity and the interior of the vacuum housing for assuring that all of the cleaning and sterilization fluids and any other matter are removed from the cavity and do not leak therefrom. The system also includes a variable-pressure-fluid mechanism inside the housing and containment chamber for providing a variable-pressure fluid flow against the surface to be cleaned and sterilized. The mechanism includes pressure jets 53 or spray portals from which variable pressure water and sterilization chemical flow to remove debris or material from the surface being cleaned and sterilized. A turbine energized by water flow through the vacuum powers the rear wheels inside the housing. In addition the system includes vacuum or water suction for removing all of the cleaning fluid and sterilization chemical and coatings, debris, or any other matter from the cavity. The housing has a water outlet 42 which communicates with a pump or siphon at the surface of the water. The vacuum has two rear wheels that are adjustably attached to the interior of the housing with a rotable axle between each wheel and with a sprocket attached to a chain drive powered by said turbine motor, and two front wheels that are adjustably attached to the interior of the housing. The underwater vacuum, cleaning, removal, and sterilization system can remove sediment and other debris from a water storage reservoir while simultaneously sterilizing the surfaces without causing turbidity in or allowing the sterilization chemical to enter the water column. In one of the embodiments a rotable brush 32 is supported inside the housing, which is also powered by the turbine motor, which may assist the cleaning process for some applications. In some of the embodiments the system includes hand held water suction and variable pressure fluid jet tools that are not powered by a turbine and are held by hand against smaller surfaces, roof support column bases, in corners, wall to floor joints, or any other area not reachable by the large turbine powered embodiment for cleaning and sterilization of said surfaces. The hand held embodiments may or may not have wheels or brushes. In some additional embodiments air lift or fluid pressure driven water suction and variable pressure fluid flow tools are designed to clean and sterilize the exterior surfaces of roof support columns or pipes and the interior surfaces of pipes.

The invention discloses a beef cattle breeding method, and belongs to the technical field of livestock breeding. The breeding method comprises disinfection and epidemic prevention operation and breeding operation. In the disinfection and epidemic prevention operation, physical disinfection and chemical disinfection are performed alternatively; beef cattle bodies are brushed every day; diseased beef cattle is transferred to an insulation cowshed for treating and observing, and harmless treatment is performed on dead beef cattle. In the breeding operation, in a medium term of fattening, the beef cattle is bred four times every day at an interval of four hours, and fresh forage or silage is fed at the first time in the daytime; silage, grain residues, concentrated feeds, Chinese medicinal additives, baking soda and trace elements are fed at the second time; supplementary feeds with high sugar content and abundant vitamins are fed at the third time; a dry and wet mixed feed of the silage and the concentrated feeds is fed at night. Compared with the conventional breeding method, the breeding method has the advantages that disinfection and epidemic prevention and breeding are refined and scientifically set, the weight of the beef cattle is increased by 1.2-1.5kg every day in the fattening period, the beef cattle is prevented from falling ill, and the beef has high nutrient value and high protein quality; a health-care feed prepared from traditional Chinese medicinal materials is provided for a long time, so that the beef has a health-care value.

The invention belongs to the field of chemical disinfecting product preparations, and in particular relates to a peracetic acid disinfectant and a preparation method thereof. The peracetic acid disinfectant includes an agent A and an agent B, wherein the agent A consists of the following components: peracetic acid, hydrogen peroxide, acetic acid, a stabilizing agent and de-ionized water; the agent B consists of the following components: trisodium phosphate, a complexing agent, a metal corrosion inhibitor, a stabilizing agent and de-ionized water. The peracetic acid disinfectant greatly improves a problem that conventional peracetic acid is instable and easy to decompose, and simultaneously effectively reduces corrosion of peracetic acid on metals. A practical solution obtained by mixing the agent A and the agent B is basically free from corrosion on molybdenum-chromium alloy, stainless steel, PEEK (polyetheretherketone), PPSU (Polyphenylsulphone) and other endoscope materials, and greatly improves limitation of the traditional peracetic acid due to corrosion. Furthermore, the invention provides the preparation method of the peracetic acid disinfectant, which is reasonable in design, simple in process and easy to realize industrial production.

The invention discloses a tomato plug seedling compound substrate and a treatment method thereof. Basic substrates are compounded through substrates of peat, crushed straw, river sand, pond sludge, traditional Chinese medicine dregs, fungus dregs and the like, other adequate required nutriments are added in follow-up different growth periods, and high temperature disinfection and chemical disinfection treatment is performed before usage. Compared with conventional tomato plug seedling compound substrates, the substrate fertility and physical and chemical properties are improved remarkably, the budding time of tomato seeds is shortened greatly, the budding ratio is improved, the emergence rate is improved greatly, the quality of grown tomato seedlings is high, the tomato annual yield is increased, the conventional seedling quality problem caused by un-uniform tomato substrate nutrients is solved, troubles of tomato plug seedling are reduced, the tomato annual yield and the vegetable quality are improved greatly, and the economic benefit of a vegetable grower is increased.

The invention discloses an air purification device capable of filtering and killing pathogenic microorganisms by use of a porous ceramic membrane. The air purification device comprises an air accommodating and collecting region, wherein the air accommodating and collecting region is provided with a vitiated air inlet and a clean air outlet; the part, which is adjacent to the clean air outlet, in the air accommodating and collecting region is provided with the porous ceramic filtering membrane; the air accommodating and collecting region is internally provided with a disinfection component, and the clean air outlet is provided with a blower. The inorganic ceramic membrane adopted by the air purification device has the characteristics of high temperature resistance, corrosion resistance and ageing resistance, so that the air purification device is long in service life, especially has higher separation precision and separation efficiency than those of a traditional purifier, and can effectively ensure that the pathogenic microorganisms are completely intercepted and are completely killed in equipment by use of high temperature, ultraviolet light or a chemical disinfection solution so as to prevent virus from spreading, polluting and infecting towards the environment by virtue of exhausted air. The air purification device is simple in equipment structure, high in stability, reproducible in core component, convenient to use and thorough in pathogenic microorganism killing effect.

The invention provides a device and a method of applying electrically functional acidic ionized water for cleaning and disinfecting items for family daily use, vegetables and fruits, vessels, surfaces of environmental objects, personnel and the like. The household electrically functional acidic ionized water generator includes a preparing device, a storage device and an automatic cleaning device of the electrically functional acidic ionized water. The preparing device for the electrically functional acidic ionized water includes an electrolysis device and a control device. The storage device includes an acidic water storage barrel and an alkaline water storage barrel. The automatic cleaning device includes a cleaning fluid storage barrel, a cleaning electromagnetic valve, a cleaning liquid check valve and a cleaning pump. The household electrically functional acidic ionized water generator and the control method utilize the electrically functional acidic ionized water rather than the chemical disinfectants for family daily use to achieve the cleaning and disinfecting items for family daily use, vegetables and fruits, vessels, surfaces of environmental objects, personnel and the like, and has the advantages of no residue after being used, and being pollution-free in the environment, low in cost, more significant in advantages compared with the traditional method of using chemical disinfectants.

The invention discloses a Chinese herbal medicine granular preparation used for aquatic product disinfection and a preparing method thereof. A composition of the granular preparation comprises rheum officinale, phellodendron, coptis, clove, mint, citronella and thyme. The granular preparation solves problems of difficulty in disinfection at the bottom of aquatic water at present, severe residue of conventional chemical disinfectants, pollution to the environment, and the like. The granular preparation is simple in production, strong in actual operationality, green, free of medicine residue, and is a pure traditional Chinese medicine preparation. The granular preparation has good killing effects for bacteria and funguses.

The invention discloses a system for supply high quality anti-penetrate water used in hematodialysis device and relative method. The system is between the soft water treatment device and the anti-penetrate device, which via recovers the output abundant anti-penetrate water of anti-penetrate device, waster water and the soft water for fedding the soft water treatment device to the anti-penetrate device, to supply the mixed water with higher quality than pure soft water to the anti-penetrate device to improve the quality of anti-penetrate water. The system comprises: water storage box, a pressure pump, a detecting device, and a tube line between the water storage box, soft water treatment device, and anti-penetrate device and the pressure pump. Said method comprises three parts of normal water supply, disinfection with chemical disinfection solution and heat disinfection. The invention has simple structure and easy operation which can solve the problem of present technique whose quality of anti-penetrate water can not meet the demand of hematodialysis.

The invention discloses an air disinfectant. The air disinfectant comprises the following raw materials by mass percent: 30-45% of ethanol, 3-7% of lauric acid, 10-20% of acetic acid, 2-5% of sodium benzoate, 5-10% of wormwood, 3-7% of aloes, 5-15% of isatis root, 5-10% of hyperforin perforatum, 10-20% of wild chrysanthemum and the balance of water. The air disinfectant ingeniously combines traditional Chinese medicines with chemical disinfectants, has obvious disinfection effects, low toxicity and little impact on the air environment, does not have pungent smell, does not harm human health and is environment-friendly.

An indoor air purification sterilizing agent comprises the following raw materials in parts by weight: 1 to 5 parts of a lemon-grass extracting solution, 0.05 to 0.1 part of laurate dihydroxyethylamide, 0.5 to 1 part of sodium carboxymethylcellulose and 200 to 250 parts of water. Through the compatibility of the safe and nontoxic lemon-grass extracting solution with laurate dihydroxyethylamide and sodium carboxymethylcellulose, indoor air can be effectively purified, the colony number in the air is reduced, the indoor air quality is improved, the sterilizing rate can reach 99.13%, and besides, the lemon-grass has cool and refreshing fragrance, and can enable the mind and body of a person to be comfortable; side effects on a human body and pollution to environment, which are caused by a conventional chemical disinfection cleaning agent can be effectively avoided, and the indoor air purification sterilizing agent is an environment-friendly and effective indoor air cleaning agent.