72results about How to "With decomposition" patented technology

The invention discloses an interior wall coating using shell powder as a main component, which is prepared by using shell calcium carbonate and shell calcium oxide as main materials, using redispersible latex powder as an adhesive, adding nano titanium dioxide, anion powder and cellulose ether as functional addition materials, mixing and stirring. Because no harmful substance is added in the interior wall coating, the interior wall coating not only can not emit harmful gases, such as formaldehyde, benzene, ammonia gas, TVOC and the like, but also has the functions of adsorbing and decomposing the harmful gases and has a certain breath humidifying function; and meanwhile, the interior wall coating has the characteristics of simple transportation and construction, and spraying construction can be carried out by only adding pigment and water and uniformly mixing.

The invention discloses a nanocomposite diatom ooze material and a construction method thereof. The material consists of a diatom ooze powder material and nano-titanium dioxide dispersion liquid, wherein the diatom ooze powder material consists of calcined diatomite, quartz sand, gray calcium powder, bentonite, wollastonite, seaweed gel, cellulose ether and negative ion powder. The construction method comprises the following steps of: mixing the diatom ooze powder material and water according to the weight ratio of 1:0.9 in the field; after stirring for 15 minutes by using an electric stirrer, performing batch-scraping coating texture modeling construction; uniformly spraying the nano-titanium dioxide dispersion liquid, namely photocatalyst solution to a construction surface by using a spraying gun after the surface is dried; and drying for 48 hours. By using the construction method, the problems that nano-titanium dioxide powder is difficult to disperse and easy to agglomerate, and has large additive amount, the production cost is high, and a nano-titanium dioxide material is wasted in the preparation process of the diatom ooze are solved, the functionality of the diatom ooze for purifying and decomposing harmful gases is improved, and the overall cost of the product is reduced.

The present invention relates to an ecological shell powder inorganic nanometer composite coating material and a preparation method thereof. The ecological shell powder inorganic nanometer composite coating material comprises, by mass, 70-90% of shell powder and 10-30% of a composite glue adhesive, wherein the shell powder contains 1-3% by mass of titanium dioxide nanoparticles and 1-3% by mass of tourmaline powder, and the composite glue adhesive contains 80-90% by mass of water, 3-10% by mass of polyvinyl alcohol, and 0.5-3% by mass of cellulose. According to the present invention, natural shell powder is adopted as a main material, any toxic and hazardous substances are not added, and the ecological shell powder inorganic nanometer composite coating material has functions of indoor toxic gas absorption and decomposition, and has the following characteristics that: construction is simple, shedding due to scrubbing can not be generated, negative oxygen ions can be released for a long time so as to carry out a purification and sterilization treatment on indoor air.

The invention relates to a preparation method of a transparent mesoporous titanium dioxide hydrophobic / ultra-hydrophilic functional thin film. The method includes the steps of: 1) preparation of a precursor sol: diluting titanate in an alcohol solution, adding a stabilizer acetylacetone to prepare a solution A, dissolving a surfactant in the alcohol solution or a mixture liquid of alcohol and water to prepare a solution B, dropwisely adding the solution B into the solution A to prepare a mixed solution, regulating the pH value of the mixed solution to 2-5 and stirring the mixed solution until stable sol is formed; 2) coating of the sol: spray-coating a surface of a substrate with the sol, and performing thermal treatment to prepare the hydrophobic / ultra-hydrophilic titanium dioxide thin film. Through selection of different surfactants, different thin films having ultra-hydrophilic or strong-hydrophobic performances can be produced on the same production line through the same technology, so that the preparation method is suitable for different demands on products in large-scale industrial production. The thin film actually achieves the ultra-hydrophilic / strong-hydrophobic functions (a contact angle is less than 5 degrees or is more than 130 degrees).

The invention relates to a metal nanometer optical catalyst composite, wherein it comprises a corn as metal nanometer particle; a frame as titania nanometer particle. And the production comprises firs forming a titania nanometer particle solution; adding multi-group composite with first and second function groups into the solution, said titania particles are connected to the composite via the first function group; adding metal nanometer particles to react and combine the second function group. The inventive catalyst can use visible light to decompose formaldehyde, etc, while it can improve the conversation efficiency of photoelectric battery.

The present invention discloses a preparation method of titanium dioxide photocatalytic membrane loaged on metal surface, its main technological process includes: in the electrophoretic solution containing a certain content of titanium dioxide sol or containing binary or multi-component compounded oxide sol of titanium dioxide using the pretreated metal base body as cathode, using graphite, aluminium, stainless steel and inert metal as anode, utilizing electrophoretic mode to form a layer of titanium dioxide membrane on the metal surface under the condition of a certain voltage, drying and calcining to make the titanium dioxide membrane be fixed on the metal surface. Said membrane is high in adhesive strength, and has high photocatalytic activity.

The invention discloses sterilization and aldehyde-removal nanometer polyurethane paint, which is composed of three components A, B and C. The component A is prepared by uniformly mixing alkyd resin 618, propylene glycol methyl ether acetate, a defoaming agent, a nanometer bactericide, wear-resisting prefabricated slurry, 1 / 4 second nitrocotton with a solid content being 28%, a leveling agent, an anti-settling agent and butyl acetate, the component B is prepared by uniformly mixing a tolylene diisocyanate (TDI) trimer, a TDI additive product and butyl acetate, and the component C is prepared by uniformly mixing propylene glycol methyl ether acetate, butyl acetate and cyclohexanone; and when the sterilization and aldehyde-removal nanometer polyurethane paint is used, the three components are uniformly mixed according to a weight ratio. Compared with similar products in the market, the sterilization and aldehyde-removal nanometer polyurethane paint disclosed by the invention has the function of removing formaldehyde in triple manners of absorption, decomposition and seal and has the advantages of favorable sterilization effect, good product adhesion force, scraping resistance, good application property and good tolerance.

The invention discloses a spraying diatom ooze air-purifying interior wall decorative material which is prepared by uniformly stirring the following components: 20%-50% of diatomite, 10%-40% of heavy calcium powder, 1%-3% of organic bentonite, 20%-35% of mica powder, 3%-8% of titanium white, 5%-25% of redispersible rubber powder, 0.5%-1% of cellulose ether, 0.5%-2% of nanometer titanium dioxide, and 1%-3% of anionic materials; the invention has good fluidity and adhesiveness, and spraying or roller painting construction can be performed only by well mixing the material with water; the invention does not contain any harmful substances, has the functions of adsorption and decomposition of harmful gas, has air permeability, and also has the characteristics of transport and construction simplicity.

The invention relates to a diatomite decoration tile. The diatomite decoration tile comprises a base layer and an outer layer, wherein the outer layer is a plastic layer; the base layer comprises the following components in percentage by weight: 20-35 percent of diatomite, 45-60 percent of coarse whiting, 1-3 percent of plant fibers, 3-8 percent of white cements, 0.5-2 percent of nanometer titanium dioxide, 1-3 percent of negative oxygen ions and 2-5 percent of mineral pigments; the plastic layer material is PVC, PE or PP. The diatomite decoration tile is prepared from diatomite materials having an air purification function, any harmful substances are not included, and the diatomite decoration tile also has functions of adsorbing and decomposing harmful gas and has a high air humidity regulation function; moreover, the diatomite materials can be made into products with different shapes such as decoration tile and mosaics; meanwhile, the plastic layer is adhered outside the decoration tile, and various colors of the plastic layer can be provided.

The invention discloses a microcrystalline transparent leadless glaze-polycrystalline micropowder-ceramic composite glass tile and belongs to the technical field of building materials. The glass tile comprises a microcrystalline transparent leadless glaze surface layer, a ceramic base body layer and a polycrystalline micropowder layer between the fritted glaze surface layer and the ceramic base body layer. According to the ceramic tile, based on an unglazed ceramic biscuit, the fritted glaze is integrally compounded with the ceramic biscuit through the polycrystalline micropowder layer by virtue of a fritted glaze technology of a western tile and a compound technology of microcrystalline and polycrystalline micropowder. The glass tile has the physical and chemical performances of being resistant to acid and alkali, low in radioactivity, low in water absorption, high in strength, resistant to water and stain, and the like. The glass tile is leadless on the glaze face, smooth and glossy in texture, bright in color, light in weight and not prone to peel. The ceramic part further has the functions of adsorbing and decomposing harmful gas.

The invention discloses a processing method of self-cleaning terylene non-weaving cloth. The processing method comprises the following steps: (1) preprocessing terylene non-weaving cloth; (2) preparing nanometer photocatalyst dispersion liquid: weighting 0.001-0.5g / L of unitane powder used as nanometer-level light-catalyzed material; adding 0.001-0.3g / L of polyacrylate sodium and 0.5-9.5g / L of ethanol to distilled water; stirring for 10-90 min at a speed of 30-1000r / min; ultrasonically vibrating for 10-90 min; then, stirring for 10-90 min at the same speed to obtain the nanometer photocatalyst dispersion liquid; (3) preparing composite finishing liquid: adding 5-100g / L of a water and oil repellent finishing agent Oleophobol-Co to the distilled water; stirring for 10-90 min; adding to the nanometer photocatalyst dispersion liquid to obtain composite finishing liquid; (4) padding the composite finishing liquid on the preprocessed terylene non-weaving cloth; toasting at a low temperature; and toasting at a high temperature.

The invention discloses a method for quickly constructing a water gate wall, which comprises five steps of constructing a temporary water barrier, constructing an entity temporary water battier, constructing a filling section, constructing a main water gate wall and constructing an external tunnel of the main water gate wall. Barrel-shaped building blocks are used as the aggregate, water can be got at the construction site, and only barrel bodies and little coacervated single-liquid material are needed to be transported, so that the labor intensity and the transportation volume are both greatly reduced, the construction speed is improved, and plenty of time is saved for rescue construction; the coacervated single-liquid grouting material reacts in the presence of water to generate gel, and the generated gel has certain strength and steady performance, is not decomposable and corrosion resistant, and cannot absorb water; two sides of each barrel body are provided with iron hoops, and the iron hoops of neighboring barrel bodies are fixed through bolts to form a net structure; the barrel bodies are connected with anchor rods on the two sides, the top and the bottom plate of the tunnel, so that the water gate wall can resist the impact of water pressure, the construction quality is effectively ensured, and fast construction for constructing the water gate wall is implemented.

The invention relates to a diatomite decorative material, which comprises following components with proportioning by weight: diatomite 20-35%, ground calcium carbonate 40-60%, nano ceramic crystal 2.5-5 parts, plant fibers 1-3%, white cement 3-8%, nanometer titania 0.5-2% and negative oxygen ion materials 1-3%. The diatomite decorative material is made from diatomite materials with air purifying function, does not contains any hazardous substances, further has the functions of adsorption and decomposition of hazardous substances, has extremely strong air humidity adjusting function, can be directly mounted on walls, an dalso can be made into different shapes of products such as decorative bricks and mosaics and the like.

The invention discloses a coating construction technology for an indoor wall. Kieselguhr putty powder with a humidifying function is combined with a water-based inorganic coating with air permeability, and an appropriate construction technology is adopted for coating the indoor wall, so that the requirement for indoor wall decoration can be met, absorbability and air permeability of the wall are promoted and the wall has the function of regulating indoor air humidity.

A sterilizing unit for aquarium is comprised of a case which has inlet and outlet, and a blade pump that is mounted in the case. At least two baffle plates separate the space between the inlet and the outlet, and each baffle plate has open(s) on its left or right part, and the opens stagger from left or right part of one plate to right or left part of the adjacent plate. The baffle plates are inserted in the caulking grooves located on the insides of the left and the right walls. Filter screens of photocatalyst TiO2 cover the opens, and the surfaces of the baffle plates have the coat of TiO2. The UVC ultraviolet lamps are mounted on the top and bottom surfaces of the case, and the blade pump is mounted at an open. The unit of present invention not only irradiates UV light, but also initiates oxidative decomposition of the TiO2. And with the design of stagger opens to delay the water to be treated, the effect of sterilization is greatly improved.

The invention relates to the technical field of medicinal plant cultivation, in particular to a Ganoderma lucidum facility cultivation method. The Ganoderma lucidum facility cultivation method includes: feeding water to lands in Ganoderma lucidum cultivation sheds after the Ganoderma lucidum is harvested, scattering lime nitrogen and / or slaked lime to watered lands, removing sun-shading systems ofthe sheds, retaining farm films, sealing the Ganoderma lucidum cultivation sheds to perform shed closing; performing deep ploughing on soil in the sheds after the sheds are closed for 7-21 days; performing chlorine dioxide neutralization and disinfection, opening the farm films, scattering seeds of Astragalus sinicus and / or ryegrass in the Ganoderma lucidum cultivation sheds after the soil is dry, and allowing the Astragalus sinicus and / or ryegrass to naturally grow; and performing arrangement on next Ganoderma lucidum cultivation after performing deep ploughing on the soil where the Astragalus sinicus and / or ryegrass is planted. The Ganoderma lucidum facility cultivation method can reconstruct a soil micro-ecosystem by performing watering, disinfection, deep ploughing, and plant fertilization on the Ganoderma lucidum cultivation sheds, and can effectively solve the problem of successive cropping obstacles of the Ganoderma lucidum.

The invention provides a wood composite door and a biochemical treatment method for boards for manufacturing the same, and belongs to the technical field of construction decoration. The wood composite door comprises a door leaf. The door leaf comprises a door leaf panel. The boards for manufacturing the door leaf panel are the boards which are impregnated with biological protease and / or a light-free catalyst and obtained through the impregnation technology. The biochemical treatment method for the boards for manufacturing the wood composite door comprises the steps that the boards are impregnated with a biological protease water solution and / or a light-free catalyst water solution to obtain the boards impregnated with the biological protease water solution and / or the light-free catalyst water solution; the boards impregnated with the biological protease water solution and / or the light-free catalyst water solution are dried to obtain the boards impregnated with the biological protease and / or the light-free catalyst. Due to the fact that the wood composite door is manufactured by the boards impregnated with the biological protease and / or the light-free catalyst, the wood composite door has the effects of adsorbing and decomposing formaldehyde.

The invention relates to an environment-friendly multifunctional nanometer emulsion paint auxiliary agent which comprises, by mass, 1 to 10 parts of food gum, 5 to 50 parts of nanometer slurry, 1 to 15 parts of an assistant and 10 to 60 parts of water, wherein the food gum is xanthan gum, carragheenan, locust bean gum, Arabic gum, konjak gum or a mixture thereof, the nanometer slurry is nanometer titanium dioxide, silver carrying nanometer zirconium phosphate or a mixture of nanometer titanium dioxide or silver carrying nanometer zirconium phosphate and nanometer silicon oxide, nanometer zinc oxide and nanometer alumina, and the assistant is a surfactant, a thickening agent, a dispersant or an antifoaming agent. The invention has the following advantages: a plurality of functions are integrated together, and the effects of mildew resistance, corrosion resistance, sterilization and decomposition of toxic substances in the air are obtained; production cost is low, and a preparation process is simple; since food gum is used and mixed with the nanometer slurry, the advantages of greenness, environment friendliness, no generation of toxic substances and convenient usage are achieved.

The invention discloses a liquid diatom ooze functional coating material, and relates to the technical field of decorative coating. The liquid diatom ooze functional coating material comprises, by weight, 15-20 parts of diatom ooze, 3-5 parts of nanometer titanium dioxide, 20-25 parts of organically modified organic cementitious materials, 0.2-0.3 part of wetting agents, 0.4-0.6 part of dispersingagents, 0.5-1 part of thickening agents, 1-2 parts of propylene glycol, 0.1-0.3 part of defoaming agents, 0.1-0.2 part of bactericides, 0.03-0.05 part of celluloses, 0.1-0.2 part of leveling agents,10-20 parts of titanium dioxide powder, 10-15 parts of kaolin, 5-10 parts of heavy calcium carbonate, 0-5 parts of wollastonite powder and the balance purified water. Sand filtration, ultra-filtrationand reverse osmosis filtration are carried out on water to obtain the purified water with a TDS (total dissolved solids) value lower than or equal to 50; additives among raw materials are added intothe purified water and are uniformly dispersed and stirred to obtain first mixtures; the diatom ooze, the nanometer titanium dioxide and fillers among the raw materials are added into the first mixtures and are uniformly stirred to obtain second mixtures; the organically modified organic cementitious materials are added into the second mixtures and are sufficiently stirred to obtain the liquid diatom ooze functional coating material. The liquid diatom ooze functional coating material has the advantages that the hardness and the stability of paint films formed by the water-based diatom ooze canbe guaranteed, the water-based diatom ooze is good in gas permeability, and the adsorption of the water-based diatom ooze can be guaranteed.

The filter material for eliminating cigarette smoke is formed from tourmaline microcrystal, zeolite, far infrared zirconia powder and titania powder according to the mixing ratio of 60-65%:10-15%:10-15% and 15-20%. Its preparation process is as follows: firstly, cleaning tourmaline and zeolite respectively, drying and pulverizing to obtain tourmaline microcrystal and zeolite, mixing them according to the above-mentioned ratio, ball-grinding them to 100-120 meshes, heating at 450-500 deg.c for 3-4 hr, finally mixing the above-mentioned powder material, with plastics and foaming agent according to the ratio of 3:1:0.1, foaming so as to obtain the invented filter material microporous sponge body which not only can be used for elimianting cigarette smoke and cleaning air, but also can release lots of negative ions.

The invention provides water-based woodware anti-formaldehyde varnish and a preparing method thereof. The water-based woodware anti-formaldehyde varnish is prepared from, by weight, 60-80% of anti-formaldehyde acrylic emulsion, 0.4-1% of antifoaming agent, 0.5-1.5% of wetting agent, 0.5-1% of flatting agent, 2-3% of photocatalyst, 0.2-1% of thickening agent, 3-8% of coalescing agent, 0-0.5% of bactericide, 5-35% of water, and an appropriate amount of pH conditioning agent. The water-based woodware anti-formaldehyde varnish is excellent in physico-chemistry property, good in workability, and can effectively remove formaldehyde in furniture boards, tackifier and air, wherein the formaldehyde removal rate is larger than 90%; besides, formaldehyde in air can be sustainably and effectively removed. In the using process, the water-based woodware anti-formaldehyde varnish does no harm to the health of constructors, and thus the water-based woodware anti-formaldehyde varnish is a water-based and environment-friendly product.

The invention discloses a water-based inorganic interior wall coating and a preparation method thereof, the coating comprises the following raw materials: water, silica sol and diatomite; wherein thecontent of silicon dioxide in the silica sol is 25-30%, the particle size of silicon dioxide particles is 8-10 nm, and the pH value of the silica sol is 8-11; and the coating further comprises a negative ion source material, a stabilizer and a silane coupling agent, and also comprises pigments and fillers, a thickening agent, water-based bentonite, a pH regulator, a functional assistant and a resin emulsion. The inorganic interior wall coating takes the silica sol as a main film-forming material, and is good in environmental protection property and good in fireproof flame retardancy, the resinemulsion is taken as an auxiliary film-forming material to improve the flexibility of the coating, and meanwhile, the inorganic interior wall coating contains the nano titanium dioxide, the diatomite, negative ion powder and other functional materials, so that the coating has the functions of degrading and adsorbing harmful substances, adjusting indoor air humidity, releasing negative ions and the like; the coating is capable of inhibiting the growth of fungi and algae due to the alkalinity of the coating, so that the wall surface is kept clean.

The invention provides an environment-friendly ceramic material and a preparation method thereof, and relates to the technical field of ceramic materials. The environment-friendly ceramic material isprepared from the following raw materials in parts by weight: 35 to 40 parts of industrial solid waste, 10 to 15 parts of crop straws, 20 to 30 parts of waste shredded paper, 25 to 50 parts of waste glass, 40 to 60 parts of clay, 15 to 20 parts of quartz, 6 to 10 parts of feldspar, 10 to 20 parts of natrite, 0.5 to 1.5 parts of aluminum oxide, 5 to 10 parts of silicon dioxide, 8 to 10 parts of mullite, 8 to 12 parts of polyvinyl chloride resin, 2 to 5 parts of aluminum blocks, 8 to 12 parts of calcium carbonate, 3 to 5 parts of dioctyl phthalate, 5 to 10 parts of bamboo carbon, 10 to 15 partsof kieselguhr, 3 to 7 parts of plant purification liquid and the like. The preparation method of the environment-friendly ceramic material comprises five steps of ball milling, pulp preparation, blankpreparation, blank body drying and sintering forming. The environment-friendly ceramic material provided by the invention has antibacterial and air purification functions; the raw materials are the industrial solid waste, the crop straws, the waste shredded paper, the waste glass and the like; good performance is realized; the ceramic manufacturing cost is also reduced; the waste materials are reasonably utilized; the energy is saved; the environment is protected.

The invention provides pitaya enzyme and a preparation method thereof. The pitaya enzyme is prepared from the following raw materials: 40-50wt% of pitaya, 4-6wt% of marine fish skin collagen peptide powder, 10-20wt% of mulberry fruit, 10-15wt% of hericium erinaceus, 5-10wt% of ganoderma lucidum spore powder, 5-10wt% of fructus crataegi and 2-6wt% of a blending agent. The preparation method comprises the steps of grinding the pitaya, and then carrying out enzymolysis on the ground pitaya by using cellulase to obtain pitaya enzymatic hydrolysate; after that, successively carrying out lactic acid fermentation and yeast fermentation on the marine fish skin collagen peptide powder, the hericium erinaceus, the ganoderma lucidum spore powder, the fructus crataegi and the pitaya enzymatic hydrolysate obtained in the step (2), homogenizing the obtained fermentation liquor, concentrating, centrifuging and filtering; adding the blending agent into filtrate, filtering and sterilizing. The pitaya enzyme can enhance immunity and is capable of repairing and treating colorectal cancer.

The invention discloses a water-based diatom ooze functional coating material and a preparation method thereof, and relates to the technical field of decorative coatings. The device is composed of thefollowing raw materials in parts by weight: 15-20 parts of diatomaceous earth, 20-25 parts of organic modified inorganic cementing material, 3-5 parts of nano titanium dioxide, 10-20 parts of titanium dioxide, 10-15 parts of kaolin, 5-10 parts of triple superphosphate, 0-5 parts of talc powder, 0-5 parts of silica fume, 0.2-0.3 parts of a wetting agent, 0.4-0.6 part of a dispersing agent, 0.5-1 part of a thickening agent, 1-2 parts of propylene glycol, 0.1-0.3 part of a defoaming agent, 0.1-0.2 part of bactericide, 0.03-0.05 part of cellulose, 0.1-0.2 part of a levelling agent and 20-30 partsof purified water. The preparation method comprises the following steps: adding additives in the raw materials into purified water, and dispersing and stirring uniformly; adding the diatomaceous earth, the nano titanium dioxide and the filler in the raw materials, and uniformly stirring; adding the organic modified inorganic cementing material, and fully stirring to obtain the water-based diatomooze functional coating material. According to the method, the hardness and the stability of the paint film of the water-based diatom ooze are guaranteed, meanwhile, the water-based diatom ooze is endowed with good air permeability, and the adsorbability of the water-based diatom ooze is guaranteed.

The invention discloses a novel heat-preservation thermal-insulating coating, and belongs to the technical field of building materials. The novel heat-preservation thermal-insulating coating comprises the following raw materials in parts by weight: 10-20 parts of a acrylic emulsion, 8-12 parts of shell powder, 4-6 parts of titanium dioxide, 1-3 parts of a fiber, 12-15 parts of glass beads, 1-2 parts of rock wool, 8-10 parts of clay powder, 2-4 parts of a thickening agent, 0.1-0.5 part of a penetrant, 0.5-1 part of a smoothening agent, 1-2 parts of an antibacterial agent, 2-3 parts of a defoaming agent, 5-7 parts of filming aids, 1-4 parts of essence and 70-80 parts of deionized water. The invention further discloses a preparation method of the novel heat-preservation thermal-insulating coating. The coating is simple to prepare, good in physical property, relatively good in heat-preservation and thermal-insulating property, capable of emitting fragrance and good in capability of sterilization and formaldehyde desorption and decomposition.

The invention discloses a functional agent composition for preparing a formaldehyde-dispelling antibacterial and anti-acarien viscose fiber and a preparation method of the formaldehyde-dispelling antibacterial anti-acarien viscose fiber. The functional agent composition comprises rare earth, plant-derived activated carbon and a plant traditional Chinese medicine composition; the rare earth, the plant-derived activated carbon and the plant traditional Chinese medicine composition comprises the following functional components by weight percentage: 20-25% of tourmaline micropowder, 25-35% of plant-derived activated carbon micropowder, 20-30% of longhairy antenoron herb and 25-35% of cortex dictamni; the preparation method comprises the following steps: preparation of an antibacterial and anti-acarien plant traditional Chinese medicine functional solution, preparation of the tourmaline micropowder, preparation of the modified plant-derived activated carbon micropowder, preparation of a viscose spinning solution, preparation of a formaldehyde-dispelling antibacterial and anti-acarien blending viscose spinning solution, spinning and molding of the formaldehyde-dispelling antibacterial and anti-acarien viscose fiber and post-treatment. The functional agent composition is antifungal, resistant to ringworm, antibacterial and good in acaricidal and anti-acarien function; and the preparation method of the formaldehyde-dispelling antibacterial and anti-acarien viscose fiber provided by the invention has the characteristics of being reasonable in process and suitable for industrial production.

The present invention discloses a rare earth modified medical stone powder with conductivity and a preparation method thereof. The rare earth modified medical stone powder is prepared from medical stone and rare earth elements, and the content of rare earth element is 9-10 wt.%. The specific preparation method is as follows: (1) raising the temperature of a furnace requiring permeation to a preset temperature of 650-700 DEG C, and dropwise adding methanol solution into the furnace to eliminate air furnace; (2) placing the medical stone powder into an permeation furnace; (3) dropwise adding a permeation liquid containing rare earth elements into the furnace at a speed of 60 to 80 drops per minute for 4-5 h, so as to obtain the medical stone conductive powder. The invention uses vapor rare chemical thermal permeation method for permeation of La, Ce, Er and other rare earth elements into medical stone powder material; XRD analysis confirms that rare earth elements have infiltrated into the medical stone powder material, and react with the components of the medical stone to produce a compound containing rare earth elements, thereby significantly increasing the conductivity of medical stone powder.

An apparatus for killing the harmful living things in gardening facilities by use of ozone is composed of an ozone generator with air inlet and ozone outlet, ozone delivering pipes, and the fans connected serially with said ozone delivering pipes.