718results about How to "Easy to deodorize" patented technology

It is an object of the present invention to provide a mask capable of effectively preventing the inhalation of extremely fine noxious substances or pollutants suspended in the air without using expensive materials. A mask is provided, in which the inner face of a cover member is covered with a nonabsorbent woven or non-woven fabric, or the cover member is composed of at least two plies of nonabsorbent non-woven fabrics and a liquid-impregnated sheet obtained by impregnating an absorbent woven or non-woven fabric with a nonvolatile or low volatile liquid containing appropriately deodorizing agents, bactericides, antibacterial or antiviral agents, etc. According to the mask, the noxious substances or malodorous components are adsorbed, when they pass through the cover member, by the liquid impregnated in the liquid-impregnated sheet.

The invention discloses a method for utilizing microorganism in-situ circulation cultivation to treat water body pollution, (1) riverway sewage is utilized to be in-situ cultured, circulated, acclimatized and separated microorganisms out in a culture tank and an biological generator for being put into a water body, and the water body pollution is removed through microorganism absorption, decomposition and transfer; (2) an aerating device is adopted to aerate and provide a good environment for the culture tank, the biological generator and the riverway water body; and (3) a mixer is adopted to stir water sediment, so the pollutant of the sediment enters the water to be utilized by the microorganisms, and the ecological dredging is realized. The invention further discloses a device which is adopted by the method. The method takes nutrients in the reverway sewage as a strain medium, the microorganism environment is improved through aeration and stirring, the added foreign bacterium is more applicable to the water body, is mass propagated and has strong decomposition capacity, so the excellent speed is improved, the source is stable, the purposes of high efficiency, continuity, thoroughness and low cost are realized, meanwhile, the device has strong movability, is convenient to install and dismantle, and has a wide application scope.

The invention relates to an antibacterial down feather and a manufacturing method thereof. The manufacturing method comprises the steps of raw material stem removal, dust and sand removal, precise separation, washing, dehydration, drying, cooling and package, wherein an antibacterial agent comprises the following components in portion by weight: 6 to 10 portions of quaternary ammonium salt A, 1 to 2 portions of modified chitosan, 0.2 to 0.5 portion of silane coupling agent, 0.1 to 0.5 portion of solubilizing agent, and 0.3 to 0.6 portion of dispersing agent. The antibacterial down feather can effectively prevent mildew and attack of insects of the down feather in storage, transportation and use, and particularly when the antibacterial down feather serves as a filling material and is manufactured into articles for daily use, because of the antibacterial and bacteriostatic functions, the corresponding products have obvious functions of resisting bacteria, diminishing inflammation, deodorizing, resisting mildew, relieving itching and converging, and have no stimulation to skins, and the antibacterial rate of the obtained down feather to staphylococcus aureus bacteria reaches up to 99 percent, and after 10 times of washing, the antibacterial rate still reaches 92 percent.

The invention provides a sterilization and deodorization device for a refrigerator and the refrigerator. The sterilization and deodorization device comprises a housing, a sterilization module and a deodorization filtration module filled with sepiolite, wherein an air inlet and an air outlet are formed in the housing, an airflow channel communicated with the air inlet and the air outlet are defined in the housing, the sterilization module is arranged in the airflow channel and used for sterilizing air flowing through the airflow channel at least, and the deodorization filtration module is arranged in the downstream airflow channel of the sterilization module and used for deodorizing the air flowing through the airflow channel at least. The sterilization and deodorization device conducts sterilization and deodorization on the air flowing through the airflow channel through the sterilization module arranged in the airflow channel and the deodorization filtration module filled with sepiolite and arranged in the airflow channel and accordingly conducts sterilization and deodorization on the air in the outside environment of the sterilization and deodorization device indirectly.

The invention relates to a chemical bond connected strong cationic grafted amphoteric chitosan flocculant which is obtained by grafting strong cationic monomers to amphoteric carboxymethyl chitosan in an acidic condition through copolymerization. The chemical bond connected strong cationic grafted amphoteric chitosan flocculant is in such a structure as follows: in the chemical bond connected strong cationic grafted amphoteric chitosan flocculant, degree of substitution of a carboxylic acid group is 5-90%, methylacryloyl oxyethyl trimethyl ammonium chloride is a strong cationic monomer, and polymethylacryloyl oxyethyl trimethyl ammonium chloride accounts for 5-80% by mass of the chemical bond connected strong cationic grafted amphoteric chitosan flocculant. The flocculant provided by the invention has amphoteric characteristics, so that not only is the flocculant property improved, but also the dissolving property is improved. The raw material chitosan is wide in source, natural, non-toxic and degradable. The flocculant has multiple functions of good flocculation effect, metal ion absorption, bacteriostasis, deodorization, decoloration, and effective reduction of COD (Chemical Oxygen Demand) value and the like.

The invention discloses a biological deodorization composition. The biological deodorization composition comprises active bacteria and subtle energy substances, wherein the active bacteria include 1.0*10<9>Cfu / ml-5.0*10<9>Cfu / ml of lactobacillus acidophilus, 1.0*10<9>Cfu / ml-5.0*10<9>Cfu / ml of lactic acid bacteria, 1.0*10<9>Cfu / ml-5.0*10<9>Cfu / ml of photosynthetic bacteria florae and 1.0*10<9>Cfu / ml-5.0*10<9>Cfu / ml of saccharomycete florae; the subtle energy substances include 0.1mg / ml-1.0mg / ml of vitamin A, 0.1mg / ml-1.0mg / ml of vitamin B12, 0.1mg / ml-1.0mg / ml of vitamin B6, 0.1mg / ml-1.0mg / ml of amino acid and 0.1mg / ml-1.0mg / ml of protease. By virtue of reasonable combination of the active bacteria and the subtle energy substances, the defects that existing biological deodorization agents slowly take effect and are poor in deodorization effect can be overcome, and the biological deodorization composition has a special effect on organic rancidness; the biological deodorization composition can rapidly take effect and is remarkable in deodorization effect, and meanwhile, the microbiological treatment efficiency of a peculiar smell reaction tower can be improved.

The invention discloses a preparation method of grafted amphoteric starch flocculants, which is implemented by carrying out graft copolymerization on cationic starches, acrylamide and an acrylic acid so as to obtain a grafted amphoteric starch flocculant, and the grafted amphoteric starch flocculant has the following structure shown in the abstract. The method disclosed by the invention has the following advantages that because a molecular chain is rich in anion-cation groups and has amphoteric characteristics, not only is the flocculation property of materials improved, and also the dissolving property of starches is improved; high polymer materials are wide in resource and low in cost, so that the grafted amphoteric starch flocculant has a high performance price ratio; starches have biodegradability and are non-toxic, so that starches do not produce secondary pollution to water bodies; the grafted amphoteric starch flocculant has various good effects such as flocculation, metal ion adsorption, bacteriostasis, deodorization, decoloring, and capability of effectively reducing the COD value; the grafted amphoteric starch flocculant has a characteristic of high efficiency, and is low in putting amount, and the putting amount is generally 0.1-10mg / L; and the the grafted amphoteric starch flocculant is suitable for treating water bodies with different charges, good in salt resistance and wide in applied pH range, and can be applied when the pH value is 1-12.

The invention provides a biological deodorizing and fly-destroying complex microbial preparation and an application thereof. The biological deodorizing and fly-destroying complex microbial preparation comprises saccharomycetes, lactic acid bacteria, functional bacillus, photosynthetic bacteria and beauveria bassiana according to the mass ratio of (0.5-2) to (0.5-2.5) to (1.5-3.5) to (1.5-2.5) to 1, wherein the sum of microorganism living bacteria is greater than or equal to 10<9>CFU / g; the functional bacillus is a mixture of bacillus megatherium, bacillus amyloliquefaciens, bacillus subtilis, bacillus cereus, bacillus licheniformis, bacillus pumilus and bacillus thuringiensis. The invention also provides an application of the biological deodorizing and fly-destroying complex microbial preparation in deodorizing and fly-destroying in the garbage collection process. The biological deodorizing and fly-destroying complex microbial preparation provided by the invention is formed by reasonable combination of saccharomycetes, lactic acid bacteria, functional bacillus, photosynthetic bacteria and beauveria bassiana, and is safe and efficient; and the deodorizing and fly-destroying effects are good when the biological deodorizing and fly-destroying complex microbial preparation is applied to deodorizing and fly-destroying in the household garbage collection process.

The invention relates to a multifunctional hydrogen-rich water kettle and a use method. The kettle comprises a base. The upper portion of the base is connected with a kettle body. A water storage bin, a filter element and strong magnets are arranged in the kettle body. A light-pervious area, an electrode ring, an LED lamp bulb and a control circuit are arranged at the bottom in the kettle body. An automatic kettle lid is arranged on the upper portion of the kettle body. An aluminum shell type PTC heater is arranged on the inner side wall of the kettle body. A handle is arranged beside the kettle body. A switch button of the kettle lid, an indicator lamp of the PTC heater and a buzzer are arranged on the handle. A touch switch of the control circuit and a power interface are arranged on the peripheral side of the base. In the use process, the switch button on the handle is pressed to open the kettle lid automatically, water is injected into the water storage bin till the water storage bin is full, and the water is filtered to the lower part through the filter element; a power source is plugged into the power interface, and the touch switch is pressed to start electrolytic hydrogen making; besides, a sound-light prompting device is arranged for display. According to the multifunctional hydrogen-rich water kettle, hydrogen-rich water is made through electrolysis on the basis of filtration and magnetization of the water, and the hydrogen-rich water can be heated when needed.

The invention discloses a biological deodorant used for an organic fertilizer production workshop and a using method of the biological deodorant and belongs to the field of comprehensive utilization of agricultural waste recovery and environmental protection. The biological deodorant is prepared from, by weight, 20-60 parts of water, 10-20 parts of bacillus subtilis, 10-20 parts of saccharomycetes, 10-20 parts of lactic acid bacteria and 10-20 parts of molds. According to the using method, a microbial agent is dissolved in water and conveyed to the top of the workshop through a pipeline, a solution is sprayed into fine mist through a shower nozzle from the position above the organic fertilizer production workshop, the microbial agent fine mist makes full contact with smelly gas when falling in the air so that the smelly gas can be absorbed, and fast deodorization is achieved; the biological deodorant is sprayed at least two times every day, each time of spraying lasts for 15 min, the interval between every two times is at least 4 h, and the amount of the biological deodorant used every day is 1.0-1.5 kg / m<3> during maintaining. The deodorization method is easy and convenient to use, low in cost, capable of taking the deodorization effect fast and environmentally friendly.