37results about How to "Anti-mildew effect" patented technology

The invention relates to preparation method of a nano multifunctional paint additive. The nano multifunctional paint additive is characterized in that a composition consists of nano zinc dioxide, 2-hydroxy-4-methoxy diphenyl ketone, silver-loaded nano zirconium phosphate, dimethyl benzyl dodecyl ammonium bromide, auxiliary materials and water. The composition contains nano zinc dioxide as well as 2-hydroxy-4-methoxy diphenyl ketone, so that ultraviolet rays can be absorbed to achieve antioxidation and preventing paint resin from being quickly pulverized; the siliver-loaded nano zirconium phosphate can achieve antibacterial action; the dimethyl benzyl dodecyl ammonium bromide can achieve mildew-proof action. and therefore, the nano multifunctional paint additive has effects of preventing mildew, preventing corrosion, sterilizing, preventing oxidization, absorbing ultraviolet rays, and the like, and can be applied to developing emulsion paint, water-borne pigment and water-borne interior and exterior wall paint. Dosage of the nano multifunctional paint additive disclosed by the invention is 0.1%-0.3% of the paint, paint mildew-proof efficiency reaches 99.1% and the sterilizing efficiency reaches 99.6%.

The invention discloses a manufacturing method of an aromatic mouldproof shaving board. The manufacturing method includes the following steps: S1, shaving is conducted; S2, distilled bamboo vinegar issprayed; S3, a raw material obtained in the step S2 is conveyed into a high-temperature heat treatment machine, and treatment is conducted for 30 min to 150 min under the condition of 120 DEG C to 200 DEG C; S4, drying is conducted; S5, a first aromatic mouldproof adhesive is applied; S6, paving is conducted; S7, a board blank of the shaving board is pre-pressed; S8, an upper surface layer and alower surface layer are prepared, the bonding face of the upper surface layer and a core layer and the bonding face of the lower surface layer and the core layer are evenly coated with an appropriateamount of second aromatic mouldproof adhesive; and S9, hot pressing is conducted. The aromatic mouldproof shaving board has the lasting aromatic odor, has the refreshing effect, has no toxic and sideeffects, serves as an indoor decoration material, is wide in applicability, and can widely replace artificial boards such as plywood, laminated wood boards, shaving boards and medium density fiberboards, and the quantitative shaving board is reasonable and simple in preparation technology, low in cost, good in surface processing performance, and suitable for industrial production.

The invention discloses elastic thermal insulation exterior wall putty. The exterior wall putty is prepared from the following components in parts by weight: 12-14 parts of elastic pure acrylic emulsion, 16-18 parts of elastic silicone-acrylate emulsion, 1-2 parts of sodium hexametaphosphate, 3-5 parts of polyacrylonitrile fiber, 0.5-1.5 parts of defoaming agent, 0.4-0.8 part of anti-mildew agent, 1-2 parts of hydroxymethyl cellulose, 0.6-1 part of ethylene glycol, 10-12 parts of attapulgite, 6-8 parts of sepiolite powder, 16-20 parts of -320-mesh coarse whiting powder, 6-8 parts of hollow glass microspheres and 18-22 parts of water. In the invention, the putty has favorable thermal insulation performance and excellent properties such as permeation prevention, weather resistance, water resistance and the like so as to be capable of meeting the requirement for exterior wall decoration.

The invention discloses a fixing and protecting agent for fragile organic cultural relics unearthed at the archaeological site and a preparation method thereof. The fixing and protecting agent is prepared from 32-36 parts by mass of polyester diol, 22-28 parts by mass of polyether polyol, 22-28 parts by mass of diisocyanate, 0.5-0.7 part by mass of stannous octoate and 13-15 parts by mass of dibutyl ester. The preparation method of the fixing and protecting agent comprises the following steps of: mixing polyester diol and polyether polyol in proportion, and dehydrating the mixture of polyester diol and polyether polyol for later use; adding dried polyether polyol, dried polyester diol and stannous octoate into a four-neck flask which is provided with a stirrer, a thermometer, a dropping funnel and a reflux condenser, stirring, and preheating to a temperature of 40-55 DEG C; dropwise adding diisocyanate into the four-neck flask by stirring, heating the four-neck flask to a temperature of 65-70 DEG C, enabling the materials in the four-neck flask to react for 1.5-3 hours, sealing the four-neck flask, and preserving to obtain the fixing and protecting agent. The fixing and protecting agent disclosed by the invention is sprayed out to fix the fragile organic cultural relics, and the fixed fragile organic cultural relics have good toughness, can resist sunshine and can be kept stable for a long time.

The invention discloses a reflective heat-insulation paint. The reflective heat-insulation paint comprises, by weight, 25 to 35% of an emulsion, 0.5 to 0.6% of a film forming auxiliary agent, 3 to 5%of cellulose, 0.1 to 45% of a filling material, 0.1 to 0.2% of ceramic bead, 0.1 to 3% of an auxiliary agent, 0.01 to 0.06% of a multifunctional auxiliary agent, and the balance water. The invention also discloses a preparation method of the reflective heat-insulation paint. The reflective heat-insulation paint is excellent in weatherability, possesses heat insulation and reflection functions, water resistance, rust resistance, and mildew resistance, and can be used for metal iron-sheet tiles, building exterior walls, and cement roofing.

The invention discloses a biological mildewproof agent and a preparation method thereof. The biological mildewproof agent comprises the following raw materials in terms of 100 parts of water by weight: 2 to 8 parts of antibacterial protein or a crude antibacterial protein product, 0.5 to 3 parts of a film forming agent, 0.5 to 5 parts of a plasticizer and 0.5 to 4 parts of a cross-linking agent. The preparation method comprises the following steps: adding water into the film forming agent, completely dissolving the film forming agent, then adding the antibacterial protein, the plasticizer andthe cross-linking agent, and carrying out uniform mixing so as to obtain a biological mildewproof solution. According to the invention, the crude antibacterial protein product is a fermentation brothof B.amyloliquefaciens F1 and is obtained by ultrafiltration and ammonium sulfate fractional precipitation, while the antibacterial protein is prepared from the above-mentioned crude antibacterial protein product through further separation means like dialysis, ion exchange and gel chromatography. The biological mildewproof solution obtained by adding a main antibacterial substance namely the antibacterial protein inhibits the growth of Aspergillus flavus, has characteristics like safety and high efficiency, and solves the problems of high price and complex operation for physical preservation and a problem of pesticide residue brought by chemical preservation. The biological mildewproof agent provided by the invention has the advantages of economy, high efficiency, convenient use, and greatapplication prospects in the fields of agriculture and food preservation.

The invention discloses a preparation method of a mint-flavor novel cigarette core material not burning under heating. The method includes the steps that 1, tobacco raw materials are taken, an ethanolsolution is taken for extraction, and extract liquor is obtained; 2, the extract liquor is subjected to rotary evaporation to be prepared into concentrated liquor; 3, solid residues in the step 1 aresubjected to extraction and pulping, wood pulp accounting for 20% of the total mass of the solid residues is added, and a substrate is obtained after papermaking; 4, coating liquid is taken to carryout coating sample preparation on the substrate, a sample obtained after coating is placed in a 100 DEG C oven and baked till the moisture content is 10.0%-15.%, and then a core material sample is obtained, wherein the coating liquid comprises 40%-60% of concentrated liquor, 20%-30% of glycerin, 5%-10% of common spice, 5%-10% of menthol, 1%-5% of menthyl-glycoside and 1%-5% of chitosan oligosaccharide. By means of the preparation method, the obtained mint-flavor novel cigarette core material not burning under heating is large and stable in aroma volume, good in aroma quality, good in coordination, large in smoke amount and good in aftertaste, and has a mint flavor and soft and fine smoke with few impurities and little irritation.

The invention discloses a health-care chewable tablet forming machine, and particularly relates to the technical field of chewable tablet processing. The health-care chewable tablet forming machine comprises a base plate, wherein a supporting plate is arranged at the top of the base plate; stand columns are fixedly arranged at four corners between the base plate and the supporting plate; a material box is fixedly arranged at the top of the supporting plate; a discharging hopper is fixedly arranged at a position, corresponding to the material box, of the bottom of the supporting plate; a through groove II communicating with the discharging hopper is formed in a position, corresponding to the material box, of the top of the supporting plate in a penetrating mode; a bag placing mechanism is arranged on one side of the material box, and a cutting-off and discharging mechanism is arranged on the other side of the material box; and a bag opening mechanism and a seal cutting-off mechanism are sequentially arranged between the base plate and the supporting plate from top to bottom. According to the health-care chewable tablet forming machine, fixed-length cutting-off of raw materials and automatic packaging of the cut-off raw materials are realized, excessive manual intervention is not needed in the whole process, the processing efficiency of chewable tablets is greatly improved, and meanwhile, the cut-off raw materials are protected by utilizing a sodium acetate solution spraying method.

The invention discloses a pair of antifatigue socks. Each sock comprises a sock body, and a wire coil layer which can resist fatigue, ventilate and limit slip, is easy to clean and mould proof and has good rebound resilience is attached to the bottom of the sock body. The wire coil layer is in a solid structure and is formed by irregular superposition and arrangement of wire coils. A bottom wire coil of the wire coil layer and a contact face form a stress surface with multiple angles and multiple directions. For the antifatigue socks, since the bottoms of the socks are provided with the wire coil layers which are plasticity elastic bodies, the bottoms of the socks have good flexibility and elasticity, and the socks have the functions of buffering and damping when being worn for sports and have the antifatigue function. In addition, the socks have the characteristics of slip limiting, good airpermeability, strong adhesive force, firmness and durability.

The present invention discloses an exterior wall anti-mildew waterproof coating material, which is prepared from the following raw materials by weight: 5-8 parts of ammonium dichromate, 1.2-2.7 parts of toluene diisocyanate, 0.8-1.6 parts of m-cresol and p-cresol, 2.3-3.5 parts of a rare earth drier, 2.5-5 parts of polyvinyl chloride, 1.2-2.3 parts of polyoxyethylene alkyphenol phosphorate, 1.5-3.3 parts of phenethyl phenol polyoxyethylene ether polyoxypropylene ether, and 1.2-2.9 parts of a benzyl naphthalene sulfonic acid formaldehyde condensation compound dispersing agent. Compared with the existing waterproof coating material, the exterior wall anti-mildew waterproof coating material of the present invention has excellent water resistance impermeability, can form an air-permeable hydrophobic film with a certain depth on the building exterior wall so as to prevent moisture from intrusion and further provide an effect of wall mildew resistance, has characteristics of less influence by ultraviolet light, long service life, good durability and easy construction, and can be applied for a variety of building sites.

The invention discloses a production process for mold-proof timber. The process comprises the following steps: step 1, timber drying; step 2, introducing a mold inhibitor, then preserving heat for 35-55 minutes, turning off a heating device, and standing to room temperature; step 3, dipping the timber in a dipping pool which is loaded with the mold inhibitor; step 4, putting the timber, which is treated in step 3, in an airtight chamber again, and introducing steam in the airtight chamber; step 5, putting the timber, which is treated in step 4, in a drying stove to dry; and step 6, lacqueringafter putting the timber in a shade place for 2-3 days. The furniture made of the timber produced by using the process does not have a moldy condition after used for a long time, and the service lifeof wood furniture is prolonged.

The invention discloses a mildew-proof enhancing fast-growing wood modifier with additional Chinese herb extracts. The mildew-proof enhancing fast-growing wood modifier is prepared from the following raw materials including, by weight, 3-3.5 parts of formaldehyde, 2-3 parts of urea, 1.5-2 parts of hexamine, 0.02-0.03 part of maleic anhydride, an appropriate amount of acetic acid, an appropriate amount of ammonium hydroxide, an appropriate amount of deionized water, 20-23 parts of dimethylol dihydroxy ethylene urea with the solid content being 42wt%, 1.5-2 parts of magnesium chloride hexahydrate, 10-11 parts of silica sol, 6-7 parts of formic acid solution with the concentration being 88wt%, 3-4 parts of pericarpium citri reticulatae, 3.5-4.5 parts of folium artemisiae argyi, 4-5 parts of agastache rugosus, 1.2-1.5 parts of ACQ preservative and an appropriate amount of absolute ethyl alcohol. The mildew-proof enhancing fast-growing wood modifier can permeate into wood and further form a layer of protective film on the surface of the wood, so that the effects of resisting water, dampness and mildew are achieved, corrosion caused by mildew is prevented, the service life of the wood is prolonged, and the using requirement for outdoor furniture wood apparatuses can be met.

The invention relates to a processing technology of a mildew-proof and heat-insulating plate. The processing technology comprises the following steps: mixing fiber particles with hydroxymethyl polystyrene resin, polyvinylidene fluoride and maleic anhydride grafted polystyrene to obtain a premix; and then, carrying out blending extrusion and compression molding on the premix to obtain the plate. The plate has good mildew-proof and heat-insulating effects. A preparation method of the fiber particles comprises the following steps: firstly, carrying out benzylation modification on pretreated plant fiber powder to obtain benzylated plant fiber powder; uniformly mixing the benzylated plant fiber powder with the modified rock wool powder to obtain mixed powder; preparing the mixed powder into gel particles; and finally, adding the gel particles into a mixed solution of 1-aminopropyl-3-methylimidazolium hexafluorophosphate and 1-carboxyethyl-3-methylimidazolium bis(trifluoromethanesulfonyl)imine salt, and carrying out dipping treatment to obtain the fiber particles.

The invention discloses a method for producing a typhaceae plant specimen, wherein the method includes three steps of collection finishing and dry processing, color protection and mouldproof processing, and specimen preservation; the color protection and mouldproof processing includes the steps of coating the surface of typhaceae plant inflorescences or infructescences with paraffin and includes the following specific steps: baking the typhaceae plant inflorescences or infructescences to be hot, fast dipping paraffin melted by heating with a soft brush, evenly coating the typhaceae plant inflorescences or infructescences, and thus obtaining the specimen. The method is simple and feasible and low in cost, and avoids the shortcomings that cylindrical typhaceae plant inflorescences are easily broken by a traditional wax leaf specimen making method, and the inherent form is well preserved.

The invention discloses a double-component indoor wall surface repairing agent and preparation and application methods thereof and relates to the technical field of repairing agents. The double-component indoor wall surface repairing agent is prepared from a component A and a component B, wherein the component A is prepared from the following raw materials: 15 to 20 parts of nano silicon carbide,15 to 20 parts of sodium montmorillonite, 15 to 20 parts of nano zirconium dioxide, 14 to 16 parts of lysozyme and the like; the component B is prepared from the following raw materials: 25 to 45 parts of water-soluble resin, 15 to 20 parts of titanium white and the like. The double-component indoor wall surface repairing agent has the advantages of good construction performance, convenience for utilization, good mildew-removing and mildew-proof effects on a wall body and good repairing effect.

The invention discloses an antibacterial mildew-proof sanitary packaging bag and a preparation process thereof, and belongs to the field of packaging bags. A printing ink layer on the surface of a film body contains an antibacterial agent; the content of the antibacterial agent in the ink layer accounts for 3.0-5.0% of the total weight of the ink layer; and antibacterial and mildew-proof resin particles are contained in the film body. The antibacterial and mildew-proof packaging bag has the beneficial effects that: the three antibacterial and mildew-proof components including the silver ion salt, the zinc ion salt and the copper ion salt are mixed, the zinc ion salt and the copper ion salt are attached to the surfaces of silver ion salt particles, the migration and loss speed of the silver ion salt can be effectively reduced and controlled, and therefore the antibacterial and mildew-proof time of the packaging bag is prolonged.

The invention discloses an exterior wall waterproof coating which is prepared by the following raw materials by weight: 5-8 parts of asphalt base materials, 1.2-2.7 parts of toluene diisocyanate, 0.8-1.6 parts of polyurethane, 2.3-3.5 parts of rare earth driers, 2.5-5 parts of polyvinyl chloride, 1.2-2.3 parts of alkylphenol polyoxyethylene phosphate, 1.5-3.3 parts of phenethyl phenol polyoxyethylene ether polyoxypropylene ether, and 1.2-2.9 parts of benzyl naphthalene sulfonic acid-formaldehyde condensation products. Compared with existing waterproof coatings, the coating of the invention has excellent waterproof impervious performance, can form a breathable hydrophobic film with a certain depth on building exterior walls, which can prevent water invasion, and also has mildew resistant effect on walls; the coating of the invention is less influenced by ultraviolet light, has the characteristics of long service life and good durability, is applicable to various building bases, and is convenient for construction.

The invention discloses a special compound mildew preventive for papermaking. The special compound mildew preventive contains the following raw materials in parts by weight: 10-16 parts of 2-methyl-1-isothiazolin-3-one, 14-20 parts of 2-pyridinethiol-1-zinc oxide, 8-14 parts of o-phenylphenol, 10-16 parts of biphenyl, 9-12 parts of synergistic sulfa-5-methoxypyrimidine injection, 20-26 parts of anemulsifying agent, 14-20 parts of a stabilizer, 5-8 parts of a flourescent brightener, 10-13 parts of corn starch, 12-18 parts of a surface sizing agent, 3-6 parts of activated carbon powder, 4-7 parts of perfume essence, 80-100 parts of an organic solvent, 10-16 parts of sodium pentachlorophenolate and 15-18 parts of 2-methyl-2-hydroxymethylaminopropanol, wherein the average particle size of theactivated carbon powder is 10 microns. The special compound mildew preventive for papermaking has the beneficial effects that the sterilization use range is wide, can be used for sterilizing paper pulp under different pH value conditions, can effectively play a role of mildew prevention and can be used for sterilizing finished paper for a long time, the growth and propagation of microorganisms can be inhibited, and the special compound mildew preventive does not contain strong oxidizing substance, is high in safety coefficient and is harmless to a human body and equipment.

The invention provides a high-performance environment-friendly type mildew inhibitor. The mildew inhibitor comprises the following components in percentages by weight: 1-5% of calcium chloride tetrahydrate, 1-10% of calcium chloride, 0.5-10% of magnesium chloride, 0.1-10% of sodium hydroxide, 0-10% of calcium hydrate, 0-5% of trichloroacetaldehyde, 0-3% of nitromethane, 0-25% of glycerin, 0-20% ofisopropanol, 0-5% of magnesium sulfate, 0-15% of stearic acid, and the balance being deionized water. The invention provides the high-performance environment-friendly type mildew inhibitor and a preparation method thereof. The mildew inhibitor has the advantages of wide sterilization scope, good applicability, and green and environmental protection. The product provides usage experience of noblequality for users. The product and the method have great economic values and usage values.

The invention discloses a method for preparing biomass molding fuel by pressing pig manure. 70-80 parts of pig manure slag, 10-15 parts of pulverized coal, 1-3 parts of sodium carboxymethyl starch, 2-3 parts of potassium chlorate, 2-3 parts of a decoking agent, 0.5-1 part of an antismoke agent, 3-6 parts of industrial salt and 1 part of pig manure fermented biological strain are added to the collected pig manure slag by weight ratio; the mixture is stirred well; the mixture is extruded through a screw extruder and cut, and a molded body is obtained; and then fermentation is performed, and a biomass fuel block is obtained. Sources of raw materials for pig manure are wide, application range is wide, and drying is not required; the molding is good, and density is large; the pig manure can bemolded without high temperature; the biomass molding fuel is environmentally friendly and anti-mildew; and the pig manure can be dried at low cost and without energy consumption.

The invention provides a mold-proof sponge material and a preparation method thereof. The method comprises the following steps: firstly, preparing a first material by adopting modified resin, surfactant and foaming agent; preparing a second material by adopting glutaraldehyde, imidazoline biguanide sulfate, liquid curing agent and isooctyl sulfhydrate; slowly adding the preheated first material into the second material and preparing into a mixture; and foaming, thereby acquiring the mold-proof sponge material. The foaming is sufficient, the elasticity is excellent, the molecular chains of glutaraldehyde and imidazoline biguanide sulfate are mutually intertwined and penetrate into the holes of the sponge material and a mold-proof effect is achieved. The sponge material provided by the invention has excellent mechanical property and anti-mold property.

The invention discloses plant source mildew-proof wallpaper glue and a preparation method thereof. And a protein-based adhesive, monoethyl fumarate and compound essential oil are added. The modified defatted bean flour and the starch which are treated by a pulsed electric field are added into the protein-based adhesive, so that the viscosity of the wallpaper adhesive is increased, and the wallpaper adhesive has hydrophobicity; and the modified styrene-maleic anhydride copolymer treated by the pulsed electric field is added, so that the viscosity of the wallpaper adhesive is increased. Meanwhile, monoethyl fumarate is added, so that the wallpaper adhesive has mildew-proof performance. Compound essential oil including eucalyptus globulus essential oil, ginger essential oil, origanum vulgare essential oil and shepherd's purse flowering branch essential oil is further added to improve the antibacterial, mildew-proof, corrosion-resistant and insect-proof performance. The wallpaper glue prepared by the plant source mildew-proof wallpaper glue and the preparation method thereof provided by the invention has high viscosity, mildew resistance, antibacterial property, corrosion resistance and insect resistance.

The invention discloses an antibacterial agent for producing modified plastics and a preparation method of the antibacterial agent, and aims to solve the problems that in the prior art, an antibacterial agent is poor in antibacterial effect, short in antibacterial time efficiency and single in function, only has the antibacterial effect and does not have the anti-ultraviolet and anti-mildew effects, and when the antibacterial agent is used for producing the modified plastics, the service life of the antibacterial agent is greatly prolonged. And the service life of the plastic cannot be prolonged. The antibacterial agent is prepared from the following components in parts by weight: 10 to 30 parts of zeolite, 10 to 30 parts of glass, 10 to 30 parts of zirconium phosphate, 10 to 30 parts of ceramic, 10 to 30 parts of bentonite, 10 to 20 parts of natural antibacterial compound, 5 to 10 parts of 2-carboxyl-4-methoxybenzophenone, 20 to 35 parts of compound ion solution, 5 to 8 parts of quaternary ammonium salt, 5 to 8 parts of coupling agent and 3 to 5 parts of compound mildew-proof additive. The antibacterial agent prepared by the preparation method of the antibacterial agent is non-toxic and odorless, does not cause harm to human bodies, further improves the antibacterial effect of the antibacterial agent, is long in antibacterial time, has anti-ultraviolet and mildew-proof effects, and can prolong the service life of plastics.

The invention discloses a multifunctional suspension plate for a suspended ceiling and a suspended ceiling assembly. The multifunctional suspension plate is a rectangular plate and comprises a protective layer, a fluorocarbon resin PVDF transparent varnish layer, a fluorocarbon resin PVDF finish paint layer, a first aluminum alloy plate layer, a flame-retardant fireproof plastic core material, a composite damping pad, a second aluminum alloy plate layer and an anti-corrosion and anti-mildew paint layer which are sequentially and tightly stacked from top to bottom. The outer surface of the multifunctional suspension plate is coated with the fluorocarbon resin PVDF transparent varnish layer and the fluorocarbon resin PVDF finish paint layer, the multifunctional suspension plate has the good characteristics of chemical resistance, high temperature resistance, oxidation resistance, weather resistance, ultraviolet resistance, irradiation resistance and the like in the aspect of material selection, the service life of the multifunctional suspension plate is prolonged, and the decorative effect of the multifunctional suspension plate is improved.

The invention discloses a biological mildewproof agent and a preparation method thereof. The biological mildewproof agent comprises the following raw materials in terms of 100 parts of water by weight: 2 to 8 parts of antibacterial protein or a crude antibacterial protein product, 0.5 to 3 parts of a film forming agent, 0.5 to 5 parts of a plasticizer and 0.5 to 4 parts of a cross-linking agent. The preparation method comprises the following steps: adding water into the film forming agent, completely dissolving the film forming agent, then adding the antibacterial protein, the plasticizer andthe cross-linking agent, and carrying out uniform mixing so as to obtain a biological mildewproof solution. According to the invention, the crude antibacterial protein product is a fermentation brothof B.amyloliquefaciens F1 and is obtained by ultrafiltration and ammonium sulfate fractional precipitation, while the antibacterial protein is prepared from the above-mentioned crude antibacterial protein product through further separation means like dialysis, ion exchange and gel chromatography. The biological mildewproof solution obtained by adding a main antibacterial substance namely the antibacterial protein inhibits the growth of Aspergillus flavus, has characteristics like safety and high efficiency, and solves the problems of high price and complex operation for physical preservation and a problem of pesticide residue brought by chemical preservation. The biological mildewproof agent provided by the invention has the advantages of economy, high efficiency, convenient use, and greatapplication prospects in the fields of agriculture and food preservation.

The invention discloses a seeder with an anti-mildew function. According to the seeder, a roller comprises seedling storage chambers, push plates, a rotation shaft and elastic rolling balls; the number of the seedling chambers is four, and the axes of all the seedling storage chambers are parallel to the axis of the roller; the rotation shaft penetrates through the roller, and the axis of the rotation shaft is coaxial with that of the roller; one end of each seedling storage chamber is opened, the other end of each seedling storage chamber is closed, and the push plate is arranged at the closed end of each seedling storage chamber and moves along the axis of the corresponding seedling storage chamber; the push plates, tree seedlings, sterilization bottles and the elastic rolling balls are arranged in the seedling storage chambers from the closed ends to the opened ends in sequence; roots of the tree seedlings are toward the sterilization bottles, and the top surfaces of the sterilization bottles are toward the tree seedlings; the elastic rolling balls are arranged on the inner walls of the seedling storage chambers. According to the seeder with the anti-mildew function, no time difference exists between the sterilization treatment and cultivation, the tree seedlings cannot be infected with bacterial or fungi again, the cultivation survival rate of the tree seedlings is improved, and sterilization and cultivation can be conducted conveniently and rapidly.

The invention discloses a mildew-proof bamboo particle board and a preparing method thereof. The bamboo particle board is prepared by chipping and flaking a bamboo material to obtain bamboo particlesand conducting high temperature preprocessing, drying, gluing, pre-pressing and hot pressing. Bacteria carried in the bamboo particles are killed after the bamboo particles are subjected to high-temperature heat treatment, starch, sugar, protein and other chemical components are degenerated through high-temperature heat treatment and are not nutrients of mildew any more, and the mildew-proof performance of the bamboo particle board is effectively improved. In addition, the mildew-proof bamboo particle board uses the bamboo material short in growth cycle and bamboo material processing residuesas the raw materials, only an adhesive and a waterproof agent are added in the gluing step in the production process, no preservative, insect-resist agent and other harmful components are added, and the mildew-proof bamboo particle board is an environment-friendly artificial board and can be widely used as an indoor decoration material or used for manufacturing furniture.