36results about How to "Long-term sterilization" patented technology

The invention discloses a multi-functional water purifier integrated with activated carbon and low-temperature plasma. The multi-functional water purifier integrated with the activated carbon and the low-temperature plasma comprises a storage water tank, a vertical type activated carbon bed, a water collecting tank and a plasma reaction device, wherein a water outlet of the storage water tank is communicated with a water inlet of the vertical type activated carbon bed, a water outlet of the vertical type activated carbon bed is communicated with a water inlet of a water collecting box, and the water outlet of the water collecting box is communicated with a water inlet of the plasma reaction device. The multi-functional water purifier integrated with the activated carbon and the low-temperature plasma has the advantages of being high in integration level, low in cost, good in processing effect, wide in application range and the like. The multi-functional water purifier integrated with the activated carbon and the low-temperature plasma solves the problems of an existing water purifier in the market, makes up and improves the defects of the existing water purifier in the market, and can be indispensable main force of the future water purifier market. The multi-functional water purifier integrated with the activated carbon and the low-temperature plasma has the advantages of being stable and reliable in performance, high in speed, simple in structure, good in practicability, good in filtering sterilizing effect, free from secondary pollution, capable of being widely used in a plurality of fields and the like.

The invention discloses glass curtain wall energy-saving paint and a preparation method thereof, and relates-the technical field of energy-saving materials, the glass curtain wall energy-saving paint includes the following raw materials: 65-75 parts of modified waterborne epoxy resin, 45-55 parts of a thermal insulation filler, 20-25 parts of antibacterial powder, 20-23 parts of an ultraviolet absorbent, 15-17 parts of nano titanium dioxide, 10-15 parts of an additive and 70-80 parts of water. The glass curtain wall energy-saving paint has the advantages of coating uniformity, strong adhesion, good weatherability and good insulating performance, can effectively reduce the glass heat transfer coefficient, and is heat and ultraviolet radiation-blocking, thereby reducing energy consumption and light pollution to play an indoor and outdoor energy-saving role.

The invention relates to the technical field of coatings, in particular to a heat-insulating antibacterial nano-coating and a preparation method thereof. The heat-insulating antibacterial nano-coatingis prepared from the following raw materials in parts by weight: 50-60 parts of pure acrylic emulsion, 50-60 parts of odorless emulsion, 0.3-0.5 parts of a dispersing agent, 4-6 parts of an adhesionpromoter, 5-8 parts of a film forming agent, 8-14 parts of filler, 0.3-0.7 parts of an antifoaming agent, 4-5 parts of hollow microspheres, 15-25 parts of nano silver oxide and 18-20 parts of deionized water. The heat-insulating antibacterial nano-coating has better reflection, heat insulation and sterilization effects, and also has good rigidity, heat resistance and extensibility.

The invention discloses antibacterial non-ionic waterborne polyurethane and a preparation method thereof. The antibacterial non-ionic waterborne polyurethane is prepared from double-bond functionalized PHMG, an ultraviolet curing non-ionic waterborne polyurethane emulsion and a photoinitiator, wherein the double-bond functionalized PHMG is PHMG bonded with double bonds. The preparation comprises the following steps: carrying out a reaction of PHMG with a double-bond functionalized monomer to prepare double-bond functionalized PHMG; preparing an ultraviolet-cured non-ionic waterborne polyurethane emulsion by an acetone method, uniformly mixing the double-bond functionalized PHMG, the ultraviolet-cured non-ionic waterborne polyurethane emulsion and the photoinitiator, drying in a dark place,and irradiating by an ultraviolet lamp to obtain the antibacterial non-ionic waterborne polyurethane. PHMG is subjected to double-bond end capping and then is subjected to ultraviolet curing with waterborne polyurethane, then the PHMG is bonded into a polyurethane branched chain, the whole molecular chain, namely the branched chain, of the PHMG has mobility, and the antibacterial property of a coating layer is greatly improved.

A durably antibacterial plastic container cover is prepared from the granular mixture of raw plastics and the nanoparticles of metal chosen from Ag, Cu, Ti, Zn and Ni and the raw plastics through proportional mixing and injection moulding. Its advantages are long antibacterial time and low cost.

The invention relates to a woodware finishing paint. The woodware finishing paint is composed of a raw material component A, a raw material component B and a raw material component C according to weight proportion, wherein the raw material component A comprises resin, a dispersing agent, a defoaming agent, titanium dioxide, a super fine filler, a delustering agent, a flatting agent, a tea dust extracting solution, a tea polyphenol extractive, a drier and a mixed solvent; the raw material component B comprises an HDI curing agent, a TDI tripolymer curing agent, a TDI additive product curing agent and a dehydrated mixed solvent; the raw material component C comprises acetic ether, butyl acetate, xylene, propylene glycol methyl ether acetate and methyl ester nylon acid. The woodware finishing paint provided by the invention overcomes the defects that the conventional woodware finishing paint is not added with a sterilizing agent, or even the sterilizing agent is added, after film forming, the woodware finishing paint cannot provide an enduring antibacterial effect. Since the tea dust extracting solution and the tea polyphenol are added, the woodware finishing paint not only can kill bacteria inside woods applied to indoor decoration, but also can remove indoor bacteria, and plays an air purifying effect.

The invention relates to a woodware white primer. The woodware white primer is prepared from, by weight, components A including resin, dispersing agent, antifoaming agent, titanium dioxide, filler, polishing agent, tea dust extract liquor, tea polyphenol extract, drier, mixing solvent and adhesion promoter, components B including HDI curing agent, TDI tripolymer curing agent, TDI addition product curing agent and dewatering and mixing solvent, and components C including acetic ether, n-butyl acetate, xylene, propylene glycol methyl ether acetate and nylon acid methyl ester. The defects that when an existing woodware white primer is used on wood where the primer can hardly be attached, primer removing is prone to happening, the weather resistance of primer films is poor, and a continuous bactericidal function can not be provided are overcome, and the woodware white primer has the advantages of being wide in available wood range, not prone to primer removing and high in primer film weather resistance and having a continuous bactericidal function.

The invention discloses an environment-friendly plate deodorant. The raw materials comprise the following components in parts by weight: 10 to 12 parts of absolute ethyl alcohol; 20 to 25 parts of multi-ionized water; 11 to 13 parts of a surfactant; 12-14 parts of a plant extract, 5-7 parts of a stabilizer, 8-10 parts of calcium lactate, 20-22 parts of nano carbon powder, 12-15 parts of sodium chloride, 6-8 parts of a dispersing agent, 10-12 parts of trimethylolpropane, 12-15 parts of polyacrylate, 7-10 parts of polyvinyl alcohol, 18-20 parts of titanium dioxide and 12-14 parts of silicon dioxide. The invention relates to the technical field of deodorant production. According to the invention, plant extracting solution extracted from a plant extract is added into the deodorant, the surfaceof the plate can be reduced to a certain extent while peculiar smells are removed, the plate deodorant can rapidly and effectively permeate into the plate, so that the protection effect is achieved,meanwhile, titanium dioxide and silicon dioxide can achieve long-acting sterilization, antibiosis and harmful gas decomposition, the surrounding air quality is greatly improved, and the environment-friendly requirement is met.

The invention discloses an insole with a function of treating tinea pedis. The insole comprises a pad which is prepared by compressing powder ground from the following eight components: fructus cnidii, xanthiun sibiricum patrin ex widder, radix sophorae flavescentis, pseudolarix amabilis, fructus kochiae, radix aconiti, green tea and borneol. The insole is convenient to use, and can be used for solving complex inconvenience of application, and the medicinal ingredient in the insole can be used for killing bacteria and has a certain anesthetic effect to reduce the itching feeling when tinea pedis attacks.

The invention relates to the technical field of plastic bottle cap machining, in particular to an anti-bacterial plastic bottle cap where laser printing can be conducted, and a manufacturing process of the anti-bacterial plastic bottle cap. The plastic bottle cap comprises an anti-bacterial plastic outer cover and a sealing inner gasket, wherein the anti-bacterial plastic outer cover is made of ABS anti-bacterial plastic, and the anti-bacterial plastic outer cover and the sealing inner gasket are bonded and fixed through hot melting. The sealing inner gasket is made of polyethylene and aluminum base laser powder, and the effective anti-bacterial time of the sealing inner gasket can be the same as the service life of the anti-bacterial plastic bottle cap. The developing laser power adopted for the sealing inner gasket is made of aluminum base, and therefore the laser powder can well absorb the laser beam spectrum formed when oscillation and acceleration are conducted on argon atoms; the temperature of the irradiated area is rapidly increased due to the fact that the irradiated area absorbs energy of lasers, a series of physical and chemical changes occur on the surface of the irradiated area according to the characteristics of material, and therefore images or characters with high contrast ratio are formed. Existing aluminum base laser master batches are replaced by laser master batches made of aluminum base, and therefore food safety of the product is enhanced.

The invention discloses a silver-containing wound care solution and a preparation method thereof. 1000 ml of silver-containing wound care solution comprises 0.07 to 0.4 g of silver-containing compound, 0.01 to 1.0 g of penetration enhancer, 0.1 to 10 g of surfactant, 5 to 40 g of lubricant, 0.05 to 0.5 g of buffer system, 0.03 to 0.3 g of polyacid and 1000 ml of deionized water. The preparation method comprises the following steps: adding the penetration enhancer and the surfactant into the deionized water and stirring into mixed liquid; and adding the mixed liquid in a silver solution, addingthe lubricant and a buffer solution, adding an acid solution and finally adding the deionized water to determine the volume to 1000 ml to obtain the silver-containing wound care solution. The added silver ions have long-term sterilizing effect, is non-toxic, pollution-free and non-irritant, and bacteria and fungi do not have drug resistance; and the content of the silver ions is reduced by guaranteeing effective sterilizing effect, so that the biological safety is guaranteed.

The invention discloses an efficient sterilizing and mosquito-repelling spray, and belongs to the technical field of environmental sanitation. The efficient sterilizing and mosquito-repelling spray isprepared by compounding a plurality of safe components. The product is prepared from the following components in percentage by mass: 1.0-20 wt.% of dimethyl phthalate, 0.01-20 wt.% of guanidine compound, 0.01-20 wt.% of quaternary ammonium salt, 0.01-20 wt.% of a synergist, 0.1-20 wt.% of a cosolvent, 0.01-5 wt.% of essence and the balance of water. The main effective components of the pesticidecomposition are dimethyl phthalate, guanidine compounds and quaternary ammonium salt. The product is reasonable in formula, scientific in compatibility, capable of repelling mosquitoes and flies, highin bactericidal effect, capable of effectively inhibiting breeding and reproduction of bacteria and guaranteeing human health and suitable for indoor, outdoor and outdoor use.