31results about How to "Increase the release of negative ions" patented technology

The invention relates to modified tourmaline powder for ceramic glaze, anion ceramic glaze and a preparation method, belonging to the technical field of ceramics. The anion ceramic glaze comprises the following raw materials in parts by mass: 20-30 parts of nepheline syenite, 5-8 parts of kaolin, 6.8-9.5 parts of muscovite, 6.2-7.8 parts of modified tourmaline powder, 3-6 parts of zinc oxide, 8-12 parts of light calcium carbonate, 4.6-5.7 parts of aluminum oxide, 1-4 parts of magnesium oxide, 2.5-4.8 parts of potassium oxide and 0.1-0.3 part of rubidium oxide. According to the invention, through the modification of tourmaline powder, the anion release amount of the tourmaline powder is effectively increased, and the surface polarity of the modified tourmaline is relatively low; and due to the stable dispersing performance of the tourmaline powder, the agglomeration phenomenon is avoided in the preparation of glaze slurry, and the ceramic products get a good anion function.

The invention discloses antibacterial environment-friendly daily ceramic and a preparation method thereof. The blank body of the ceramic comprises the following raw materials: in parts by weight, 30-45 parts of kaolin, 20-25 parts of clay, 12-15 parts of potassium feldspar, 14-18 parts of Songshui feldspar, 8-11 parts of cooked talcum powder, 5-8 parts of tourmaline, 2-5 parts of opal, 3-6 parts of microcline, 0.8-1.2 parts of a nano-zirconium phosphate sliver-loaded antibacterial agent, 1.5-2.5 parts of nano titanium dioxide and 4-7 parts of shell powder, and a glaze layer includes the following raw materials: in parts by weight, 30-45 parts of kaolin, 15-20 parts of albite, 12-15 parts of quartz, 10-15 parts of calcite, 2-4 parts of zinc oxide, 7-10 parts of tourmaline, 3-5 parts of opal, 3-5 parts of microcline, 1.2-1.8 parts of a nano-zirconium phosphate sliver-loaded antibacterial agent, 2-4 parts of nano-titanium dioxide and 8-12 parts of shell powder. The daily ceramic has a good antibacterial effect, large release amount of negative ions, low sintering temperature and energy saving.

The invention belongs to the technical field of environment-friendly wood floors, and in particular relates to an active ecological wood floor capable of releasing negative ions, and a manufacturing method thereof. At least one side of the active ecological wood floor is coated with paint releasing the negative ions, wherein the paint comprises the following components: a component A consisting of epoxy acrylic resin, aliphatic polyurethane, trihydroxymethyl acrylate and active diluent, a component B consisting of hydroxy ethyl acrylate, talc, photoinitiator, leveling agent and polymerization inhibitor, and a component C consisting of negative ion powder. When the active ecological wood floor is in use, under the irradiation of ultraviolet light and natural light, the light and the negative ions in the paint can produce photosynthesis to release the negative ions on the surface of the wood floor so as to continuously produce negative ions in the air. The manufacturing method can be used for producing and manufacturing solid wood floors and multi-layer composite floors, and can perform mass flow-line production on wood-floor UV coating production lines.

The invention discloses a three-dimensional porous far-infrared negative ion ceramic body, a preparation method thereof, and a purpose thereof. The three-dimensional porous far-infrared negative ion ceramic body comprises components of, by weight: 20-60 parts of a framework material, 5-30 parts of a far-infrared negative ion mineral material, 0.2-1.5 parts of a water-soluble organic adhesive, 1-10 parts of an inorganic adhesive, 0.5-25 parts of a functional filling material, and 10-68 parts of water. With the method provided by the invention, various defects of existing technologies are overcome. The prepared three-dimensional porous far-infrared negative ion ceramic body is advantaged in large surface area, high strength and good cooperativity with water.

The invention discloses facing bond paper with a healthcare function. The facing bond paper comprises a melamino-formaldehyde resin surface coating layer, a urea resin middle layer, base material, a urea resin middle layer and a melamino-formaldehyde resin back coating layer from top to bottom, wherein the effective raw material of the melamino-formaldehyde resin surface coating layer is white nano tourmaline emulsion, the effective raw material of the melamino-formaldehyde resin back coating layer is black nano tourmaline emulsion, and the carrier resin in the white nano tourmaline emulsion and the black nano tourmaline emulsion is polyvinyl alcohol. The facing bond paper with the healthcare function has the advantages that when the bond paper is pressed and adhered to an artificial board, detection results show that the negative ion release amount reaches up to 2000-3000 / cm<3>, far infrared normal-temperature wavelength is 1-16 micrometers, and the emissivity is 80-90%; nano tourmaline powder is compounded with the carrier resin to prepare the emulsion to allow the nano tourmaline powder to have good dispersing evenness in melamino-formaldehyde resin.

The invention discloses anti-microbial environment-friendly artificial turf. The anti-microbial environment-friendly artificial turf comprises artificial grass yarns, bottom base cloth and back glue, wherein the artificial grass yarns are anti-microbial environment-friendly grass yarns and the back glue is antibacterial back glue. The artificial grass yarns comprise the following components by weight: 80 to 95 parts of basic resin, 0 to 5 parts of color master batch, 0.1 to 5 parts of an auxiliary agent and 1 to 10 parts of anti-microbial environment-friendly master batch. The anti-microbial back glue comprises, by weight, 30 to 60 parts of basic latex, 40 to 100 parts of a filling material and 0.1 to 5 parts of a back glue antiseptic. The artificial turf provided by the invention can overally and effectively inhibit the growth of bacteria, mould and fungi, has long-lasting anti-microbial effect and is capable of preventing propagation of diseases and protecting the health of users; moreover, the artificial turf can increase the concentration of negative oxygen ions in the air, improve the environmental quality of a place using the artificial turf and enhance the comfort level of users in use of the artificial turf.

The invention provides a bamboo charcoal and tourmaline composite Ag-loaded antibacterial agent, an antibacterial polypropylene composition and a preparation method. The bamboo charcoal and tourmaline composite Ag-loaded antibacterial agent is prepared from bamboo charcoal and tourmaline powder through Ag loading modification. The preparation method comprises the following steps that bamboo charcoal powder is loaded with Ag, tourmaline powder is loaded with Ag, and a bamboo charcoal powder Ag-loaded antibacterial agent and a tourmaline powder Ag-loaded antibacterial agent are mixed according to the ratio of (1-3): 1. The prepared composite antibacterial agent is added into a polypropylene composition, and through the mutual auxiliary effect of Ag, bamboo charcoal and tourmaline, multiple antibacterial modes such as silver ion slow release, bamboo charcoal adsorption and negative ion sterilization are achieved, and the efficient and lasting antibacterial effect on common bacteria such as escherichia coli and staphylococcus aureus is achieved.

The invention discloses a negative ion functional impregnating glue and a preparation process thereof, and applications in preparation of plate decoration surface materials, wherein the negative ion functional impregnating glue comprises a glue mixed with negative ion powder, and the negative ion powder is tourmaline powder loading nanometer titanium dioxide and a rare earth oxide. According to the present invention, tourmaline powder is used as the matrix material, and nanometer titanium dioxide and a rare earth oxide are loaded on the surface of the tourmaline particles, wherein the nanometer titanium dioxide and the rare earth oxide can perform surface modification on the tourmaline powder, such that the tourmaline powder has the excellent dispersion stability in the organic polymer resin colloid so as to ensure the comprehensive performance of the product; and the nanometer titanium dioxide and the rare earth oxides can release air negative ions, and synergistically act with the tourmaline powder so as to improve the negative ion release of the product and reduce the adding amount of the negative ion powder in the colloid, such that the cost is saved, and the excellent dispersion stability of the negative ion powder in the colloid is ensured.

The invention discloses an anion coating additive for removing formaldehyde and purifying air, and a preparation method and application of the anion coating additive. The anion coating additive for removing the formaldehyde and purifying the air is prepared from the following components in percentage by weight: 40-60% of base materials, 0.1-1% of a first dispersing agent, 0.1-1% of a first wettingagent, 20-35% of a first surfactant, 0.05-0.5% of a first defoaming agent, 0.1-1% of an anti-settling agent, 0.05-0.5% of a first preservative, 5-15% of a formaldehyde removing agent, and the balanceof water, wherein the base materials are prepared from the following components in percentage by weight: 20-35% of monazite powder, 30-45% of a compound containing rare earth, 0.1-1% of a second dispersing agent, 0.1-1% of a second wetting agent, 5-15% of a second surfactant, and the balance of water. The anion coating additive is scientific and reasonable in formula, zero VOC and zero formaldehyde are achieved, and heavy metal such as lead, cadmium, chromium and mercury is not contained; the removal rate of finished coating containing the coating additive to the formaldehyde in surrounding air can reach 95% or above, the finished coating has a long-acting removing effect on the formaldehyde, negative oxygen ions with high concentration, high vitality and small particle size can be released continuously, and the releasing number of anions is up to 9000 / cm<3>.

The invention relates to an anion parent material and a preparation method thereof. The anion parent material is prepared from, by weight, 65%-70% of anion ore body materials, 25%-30% of organic carriers, 0.1%-1.5% of coupling agent, 1%-5% of lubricant, 0.1%-1.5% of surface treating agent and 1.0%-1.5% of activator. The anion ore body materials are prepared from, by weight, 35% of silicon dioxide, 35% of tourmaline, 5% of attapulgite, 8% of zirconium dioxide, 6% of phosphorus pentoxide, 5% of aluminum oxide and 6% of rare earth ore. The preparation method comprises the steps that calcination is conducted on the anion ore body materials respectively; smashing is conducted, and mixing is conducted to be uniform according to certain proportions; the organic carriers, the coupling agent, the lubricant, the surface treating agent and the activator are mixed to be uniform according to the proportions, and modification is conducted; extruding, wire drawing, grain cutting and drying are conduced, and the anion parent material is obtained. The anion release volume ranges from 20,000 / cm<3> to 30,000 / cm<3>, and the anion release volume is greatly increased.

The invention discloses a negative ion LED illuminating device. The negative ion LED illuminating device comprises a lamp shade, a rear casing, an illuminating lamp component, connecting leads, an electric control device, a first negative ion generation device, a second negative ion generation device and the like. The negative ion LED illuminating device provided by the invention has technical improvements on multiple aspects; and multiple creative technical schemes and structures are designed, and the technical improvements on the multiple aspects are obtained at the same time, so that good market prospect and economic benefits are surely brought.

The invention provides a functional negative ion coating and a preparation method thereof. The functional negative ion coating is prepared from, by weight, 18-20 parts of purified water, 25 parts of acrylic binder, 0.2 part of dispersant, 36-40 parts of calcium carbonate or titanium pigment, 7-10 parts of Griffith's white, 0.2-0.3 part of preservative, 0.2-0.3 part of suspending agent, 0.2-0.3 part of defoamer, 2-3 parts of thickening agent and 10-15 parts of tourmaline; the preparation method comprises the steps of firstly mixing the tourmaline with some purified water, the titanium pigment and the Griffith's white in the above formula, stirring for 30-50 minutes at a rotational speed of 48000-60000 r / min, and preparing a paste-like negative ion additive; mixing the obtained negative ionadditive with the remaining purified water, the titanium pigment, the Griffith's white and other raw materials to prepare the functional negative ion coating. The negative ion release amount of the coating is up to 10000 / (cm<3> s), such negative ion concentration can not only meet the requirements for maintaining human health, but also improve human immunity, prevent disease occurrence, and even achieve the effect of curing diseases, and the coating is unmatched by existing negative ion coatings.

The invention provides a wearable ecological negative oxygen ion health device which comprises a bow-shaped wearable frame, a cover type shell, a micro ecological negative oxygen ion generation module group, a charge and discharge management and state control indication system module, a negative oxygen ion release electrode, a polymer lithium battery and an electrostatic elimination conductive sheet. The micro ecological negative oxygen ion generation module group is electrically connected with the polymer lithium battery through the charge and discharge management and state control indication system module. The negative oxygen ion release electrode is electrically connected with the micro ecological negative oxygen ion generation module group. The electrostatic elimination conductive sheet is electrically connected with the negative electrode of the polymer lithium battery. The wearing manner is improved by adopting the bow-shaped wearable frame and the cover type shell, and the electrostatic elimination conductive sheet is used as a charge cycling device to solve the problem of charge cycling; and the face of a user can be ensured not to be invaded by PM2.5 particles and other air pollutants by formation of a negative oxygen ion wind screen and abundant ecological negative oxygen ions are provided for the user so that the trouble of wearing a mask can be avoided and enjoying of negative oxygen ion recuperate bath environment can be realized.

The invention discloses negative-ion coating for a power distribution cabinet and a preparation method thereof. The coating is prepared from the following raw materials in percentage by mass: 35 to 60percent of hydroxyl acrylic resin, 10 to 30 percent of negative-ion powder, 2 to 5 percent of carboxyl polyester resin, 1.4 to 5.0 percent of functional auxiliary agent, 4 to 6 percent of film forming auxiliary agent, 0.2 to 0.5 percent of pH (Potential of Hydrogen) regulator and the balance of water. According to the negative-ion coating disclosed by the invention, the hydroxyl acrylic resin, the carboxyl polyester resin and the negative-ion powder have a cooperative effect and the releasing amount of negative ions is easy to improve, so that the coating has a function of continuously releasing the negative ions. Meanwhile, the content of volatile organic compounds in the negative-ion coating disclosed by the invention is relatively low, the environment pollution can be greatly reduced and the negative-ion coating is environmentally friendly.

The invention provides a concrete surface reinforcing agent comprising the following raw materials in parts by weight: 80-90 parts of a reinforcing main raw material, 5-8 parts of negative ion powder, 1-3 parts of nano titanium dioxide, 1-3 parts of rare earth oxide, 4-5 parts of graphene powder, and 0.5-0.8 part of a stabilizer. The reinforcing main raw material comprises the following raw materials in parts by weight: 8 to 15 parts of glycol, 2 to 4 parts of triethanolamine, 3 to 5 parts of propylene glycol, 15 to 20 parts of syrup and 2 to 4 parts of anhydrous sodium sulfite; and the negative ion particles comprise the following raw materials in parts by weight: 2 to 5 parts of stone needle, 1 to 2 parts of tourmaline, 2 to 3 parts of tourmaline and 1 to 2 parts of magnet. The reinforcing agent provided by the invention improves the cracking resistance and pressure resistance of concrete, enables the concrete to uniformly release negative ions, improves the quality of the surrounding environment, and has a health-care effect on a human body.

The invention provides an oil-saving vehicle-protecting graphene composite material, and belongs to the technical field of energy conservation. The composite material comprises a matrix and a graphenematerial which is dispersed in the matrix, wherein the matrix is mineral powder, the graphene material is loaded with negative ion bodies, and the graphene composite material is of a block-shaped porous structure with a pore diameter of less than 10 microns. The preparation method of the graphene composite material comprises the steps: mixing at least one binder with at least one additive, graphene powder and the mineral powder, then performing compression molding, and performing fixed dispersion on the graphene material in the matrix of the mineral powder. Through the graphene composite material, negative ions can be provided so as to improve the fuel combustion efficiency and power output, the fuel consumption amount per 100 kilometers is reduced after use, deposited carbon in automobile parts is reduced, emission of exhaust gas is reduced, and odor of the exhaust gas is thinned; and through the preparation method, agglomeration of graphene can be avoided, high infrared emissivity can be maintained, the amount of released negative ions by the product can be increased, the time of a release reaction is shortened, the surface roughness and friction coefficient of the product can be reduced, the wear resistance of the product can be enhanced, and the production cost is reduced.

The invention discloses anion functional pottery clay granules and a preparation method thereof. The anion functional pottery clay granules are prepared from the following raw materials in parts by weight: 10-20 parts of boron trioxide, 20-30 parts of aluminum oxide, 25-35 parts of silicon dioxide, 8-12 parts of a natural medical stone ore, 5-15 parts of ferric oxide, 4-6 parts of magnesium oxide,1-3 parts of ferrous oxide, 0.5-1.5 parts of sodium oxide, 0.2-0.8 part of calcium oxide, 0.4-0.6 part of potassium oxide, 0.2-0.8 part of phosphorus pentoxide, 0.008-0.012 part of lithium oxide, 0.08-0.1 part of a high-purity rare-earth ore concentrate and 0.2-0.6 part of an active catalyst. Not only is the anion release amount of the anion functional pottery clay granules prepared according tothe formula and the process disclosed by the invention greatly increased, but also all materials are safe and reliable, and the fired pottery clay granules can be flexibly and conveniently applied tofields such as health maintenance and physical therapy healthcare.

The invention provides a graphene composite material used for fuel-saving ambulances, which belongs to the technical field of energy saving, and includes a matrix and a graphene material dispersed in the matrix, the matrix is ​​mineral powder, and the graphene material is loaded with negative ions; the graphene The composite material is a massive porous structure with a pore size less than 10 microns. The preparation method comprises mixing at least one binder with at least one additive, graphene powder, and mineral powder, and then performing compression molding to immobilize and disperse the graphene material in the mineral powder matrix. The graphene composite material in the present invention can provide negative ions to improve fuel combustion efficiency and power output, reduce fuel consumption per 100 kilometers after use, reduce carbon deposits in auto parts, reduce waste gas emissions, and lighten tail gas odor; the preparation method can avoid graphene Agglomeration maintains high infrared radiation rate, increases product anion release, shortens release reaction time, reduces product surface roughness and friction coefficient, enhances product wear resistance, and has low production cost.

The invention discloses liquid wallpaper with a mind tranquilizing function. The liquid wallpaper is prepared from the following raw materials in parts by weight: 15 parts of acrylic acid emulsion, 30parts of modified diatomite, 17 parts of plant fiber, 4 parts of hydroxyethyl cellulose, 2 parts of cellulose ether, 5 parts of modified tourmaline powder, 3 parts of lavender, 2 parts of peppermint,1 part of rosemary, 1 part of oyster shell, 2 parts of fluorite, 4 parts of graphene oxide, 5 parts of filming additive, and 2 parts of dispersant. The liquid wallpaper with the mind tranquilizing function has the advantages that the water-resistant property and abrasion-resistant property are good, the easiness in damp affecting in the use process is avoided, the easiness in abrasion is avoided,the negative ions and fragrance can be simultaneously released, and the functions of air purifying and mind tranquilizing are realized.

The invention relates to a single component water-based natural antibacterial inner wall coating and a production method thereof. The single component water-based natural antibacterial inner wall coating comprises the following components in weight portion: 334.5 portions of water, 15 portions of antifreeze agent, 1.5 portions of neutralizing agent, 2 portions of wetting agent, 6 portions of dispersing agent, 2 portions of foam killer, 200 portions of pigment, 25 portions of natural mineral antibacterial material, 100 portions of natural plant antibacterial material, 2 portions of preservative disinfectant, 300 portions of emulsion, and 10 portions of thickening agent. The coating has the advantages of good freezing and melting stability, low VOC content, convenient construction, even film forming, long service life, elasticity and capability of making up for fine cracks on the wall, and not only accords with the national industrial policy of energy conservation and environmental protection and recycling economy, but also explores a new direction for the development of the coating in future.

The invention discloses a magnetic sheet toy and a preparation method thereof. The magnetic sheet toy includes a shell, a magnet and a pad in the shell, and the shell includes the following raw materials in parts by weight: 30-50 parts of resin base material, 15-20 parts of anion-modified polyester fiber, 10-20 parts PVC paste resin / opal composite material, 15-20 parts of negative ion viscose fiber, 7-13 parts of compatibilizer, 2-5 parts of antioxidant, 5-10 parts of silane coupling agent, 6-12 parts of organic antibacterial agent, 5‑15 parts flame retardant. The magnetic sheet toy of the present invention has the ability to purify the air, improve the air quality of the teaching environment for children, and has good antibacterial rate, good antibacterial effect, and good washability. After repeated washing, it still has a relatively high negative ion release and antibacterial rate. The advantages.

The invention provides a bamboo charcoal tourmaline composite loaded Ag antibacterial agent, antibacterial polypropylene composition and preparation method, wherein the bamboo charcoal tourmaline composite loaded Ag antibacterial agent is made by Ag loading modification of bamboo charcoal and tourmaline powder, including the following Steps: Ag is loaded on bamboo charcoal powder, Ag is loaded on tourmaline powder, and the Ag antibacterial agent loaded on bamboo charcoal powder is mixed with the Ag antibacterial agent loaded on tourmaline powder at a ratio of 1 to 3:1. Add the prepared composite antibacterial agent to the polypropylene composition, through the mutual assistance of Ag, bamboo charcoal, and tourmaline, multiple antibacterial methods such as slow release of silver ions, bamboo charcoal adsorption, negative ion sterilization, etc., are effective against E. coli, Staphylococcus aureus and other common Bacteria have an efficient and long-lasting antibacterial effect.

The invention discloses facing bond paper with a healthcare function. The facing bond paper comprises a melamino-formaldehyde resin surface coating layer, a urea resin middle layer, base material, a urea resin middle layer and a melamino-formaldehyde resin back coating layer from top to bottom, wherein the effective raw material of the melamino-formaldehyde resin surface coating layer is white nano tourmaline emulsion, the effective raw material of the melamino-formaldehyde resin back coating layer is black nano tourmaline emulsion, and the carrier resin in the white nano tourmaline emulsion and the black nano tourmaline emulsion is polyvinyl alcohol. The facing bond paper with the healthcare function has the advantages that when the bond paper is pressed and adhered to an artificial board, detection results show that the negative ion release amount reaches up to 2000-3000 / cm<3>, far infrared normal-temperature wavelength is 1-16 micrometers, and the emissivity is 80-90%; nano tourmaline powder is compounded with the carrier resin to prepare the emulsion to allow the nano tourmaline powder to have good dispersing evenness in melamino-formaldehyde resin.

The invention relates to modified tourmaline powder for ceramic glaze, anion ceramic glaze and a preparation method, belonging to the technical field of ceramics. The anion ceramic glaze comprises the following raw materials in parts by mass: 20-30 parts of nepheline syenite, 5-8 parts of kaolin, 6.8-9.5 parts of muscovite, 6.2-7.8 parts of modified tourmaline powder, 3-6 parts of zinc oxide, 8-12 parts of light calcium carbonate, 4.6-5.7 parts of aluminum oxide, 1-4 parts of magnesium oxide, 2.5-4.8 parts of potassium oxide and 0.1-0.3 part of rubidium oxide. According to the invention, through the modification of tourmaline powder, the anion release amount of the tourmaline powder is effectively increased, and the surface polarity of the modified tourmaline is relatively low; and due to the stable dispersing performance of the tourmaline powder, the agglomeration phenomenon is avoided in the preparation of glaze slurry, and the ceramic products get a good anion function.

The invention relates to a biogas slurry pretreatment method, and belongs to the technical field of environment protection. Biogas slurry is mixed with a mixture first, through tourmaline powder in the mixture, under the lighting action, more negative ions are released, substances in the biogas slurry are purified, and the activity of the biogas slurry is improved; by using quartz sand, a primaryfiltration effect can be achieved, insoluble substances in the biogas slurry are removed, and then a reaction is carried out by adding acrylamide and an additive; cellulose in the biogas slurry is used to be grafted with the acrylamide and bonded with tannin, and heavy metal ions in the biogas slurry are flocculated and settled; a monomer can reduce excessive nutrient substances in the biogas slurry, the cellulose, the heavy metal ions and part of the excessive nutrient substances in the biogas slurry are thus removed, and the biogas slurry is further adjusted; finally, the biogas slurry is treated by using stone, and the bioactivity of the biogas slurry is further improved; through a trace amount of the additive, part of the carbon content can be increased, and nutrition is balanced.

The invention discloses an SMFC manganous-manganic oxide / tourmaline composite cathode. The SMFC manganous-manganic oxide / tourmaline composite cathode comprises a rolled activated carbon base material, a composite catalyst material and an adhesive, the rolled activated carbon base material comprises a stainless steel mesh, an air diffusion layer and a catalyst layer. The composite catalyst material is composed of modified manganous-manganic oxide and modified tourmaline. The manganous-manganic oxide and the tourmaline are subjected to modification treatment, nickel and aluminum are introduced into the manganous-manganic oxide, so that the nickel and the aluminum are uniformly dispersed in the manganous-manganic oxide, the specific surface area and the activity of the manganous-manganic oxide can be effectively improved, the tourmaline is subjected to physical and chemical modification by using titanium oxide, and the negative ion release amount of the tourmaline can be effectively improved. The negative ions have surface activity, reducibility and adsorbability, and the catalytic performance of the cathode material can be effectively improved by increasing the release amount of the negative ions.

The invention relates to the field of plant extracts, in particular to a preparation method of a moringa oleifera nano negative oxygen ion wall film. The preparation method of the moringa oleifera nano negative oxygen ion wall film aims at solving the problems that existing negative ion coatings on the market are few in negative ion generation, unstable and short in duration time, tourmaline gem adopted in the method contain various natural minerals, and has the advantage of emitting far infrared rays; far infrared rays can permanently release negative oxygen ions without harmful substances, and moringa oleifera is combined to permanently release negative ions, so that the moringa oleifera nano negative oxygen ion wall film is prepared. The moringa oleifera nano negative oxygen ion wall film is prepared by mixing 75% of a base material, 10% of moringa oleifera essence and 15% of tourmaline gem nano powder. The preparation method comprises the following four steps of: 1, processing a selected tourmaline gem raw stone material to obtain tourmaline gem nano powder; 2, preparing the base material; 3, extracting moringa oleifera essence; and 4, mixing tourmaline gem nano powder with thebase material and the moringa oleifera essence.

The invention discloses a PP composite material with negative ion release function, a preparation method and application thereof. The PP composite material comprises the following components by weightpercentage: 40-70% of copolymerized PP; 10-40% of self-made negative ion powder; 1-3% of self-made hollow glass beads; 1-3% of a scratch resistant assistant; 1-3% of a weather-proof and aging resistant assistant; 10-15% of a toughening agent; 5-10% of talcum powder; 1-5% of superactive nano-calcium; 0.5-1% of an odor adsorbent; 0.1-0.5% of a lubricant; and 0.2-0.5% of a coupling agent. The PP composite material prepared by the method provided by the invention has the advantages of large negative ion release amount, and excellent bactericidal and bacteriostatic effects, good sound absorption and noise reduction effects, low shrinkage, and excellent mechanical properties.

The invention discloses a magnetic sheet toy and a preparation method thereof. The magnetic sheet toy comprises a shell, and a magnet and a gasket which are positioned in the shell, the shell comprises the following raw materials in parts by weight: 1-3 parts of an antioxidant and 1-3 parts of a lubricant, and the composite material is prepared from 30-50 parts of resin base material, 15-20 partsof anion modified polyester fiber, 10-20 parts of PVC paste resin / opal composite material, 15-20 parts of anion viscose fiber, 7-13 parts of compatilizer, 2-5 parts of antioxidant, 5-10 parts of silane coupling agent, 6-12 parts of organic antibacterial agent and 5-15 parts of flame retardant. The magnetic sheet toy has the advantages that air can be purified, the air quality of the infant teaching environment is improved, the antibacterial rate is good, the antibacterial effect is good, the washability is good, and after being washed many times, the magnetic sheet toy still has the high negative ion release amount and antibacterial rate.