46results about How to "Has the effect of repelling mosquitoes" patented technology

The invention discloses a color master batch for antimicrobial and anti-UV nylon. The color master batch consists of the following components of a white coloring agent, polyamide resin, a composite stabilizing agent, alphamethrin, bamboo coal powder and a dispersing agent. The composite stabilizing agent at least comprises two of a hindered phenol antioxidant, a phosphite antioxidant, a copper halide stabilizer, a hindered amine light stabilizers, a hydrolysis resistant agent, a bnzo phenones ultraviolet absorber and a benzotriazole ultraviolet absorber. Compared with the prior art, the color master match disclosed by the invention has the advantages that various stabilizing agents are mixed, so that all the stabilizing agents generate a synergistic effect, and the stability of materials can be guaranteed during processing and long-time outdoor use; the mechanical properties of the materials are higher; the color master batch is applicable to design and application of high-grade nylon products with long-time weather-resistant requirements; meanwhile, the alphamethrin is added into the color master batch and is slowly released, so that the color master batch has a mosquito expelling effect; due to the adding of the bamboo coal powder, the color master batch has an antimicrobial effect and a deodorization function.

The invention relates to the technical field of daily chemical products and particularly relates to essential oil nanoparticles and a preparation method thereof as well as application of the essential oil nanoparticles to preparation of a mosquito-repelling product. Plant essential oil is used as a mosquito-repelling agent, and all the plant essential oils have synergistic interaction and mutual promotion effects, so that the mosquito-repelling effect is good. Each type of the essential oil is covered with mesoporous silicon dioxide, so that the essential oil can be more stable and has a slow releasing effect. The nanoparticles are added into the mosquito-repelling product so that the adding amount of the essential oil in mosquito-repelling emulsion is reduced and the acting time also is prolonged. According to the mosquito-repelling emulsion provided by the invention, the essential oil, vegetable oil and purslane herb extract can also have anti-allergy and anti-inflammation, and itch-reliving and swelling-eliminating effects, and the irritation on skins is reduced, so that the mosquito-repelling emulsion has better safety and more efficient mosquito-repelling effect. An experiment shows that under a proper proportion, the effective mosquito-repelling time of the mosquito-repelling emulsion provided by the invention can reach 14.1h; and after 18h, the effective repelling rate can still reach 87.3%.

The invention provides mosquito repellent water containing green pepper extracts and a preparation method of the mosquito repellent water. The mosquito repellent water is prepared from components in percentage by weight as follows: 1%-5% of plant extract, 40%-75% of ethanol and the balance of deionized water, wherein the plant extract is prepared from raw materials in parts by weight as follows: 25-40 parts of green pepper, 10-20 parts of lavender, 10-20 part of roses, 5-15 parts of wrinkled gianthyssop herbs and 5-15 parts of mint with a method shown as follows: the raw materials are mixed, cleaned, drained, dried and crushed, the crushed powder is added to the deionized water in a material-water ratio and extracted with a microwave-assisted extraction technology, an extracting solution is filtered, and filtrate is the plant extract. The mosquito repellent water has the mosquito repellent effect and further has the efficacy of refreshing, restoring consciousness, cooling, relieving itching, inhibiting and killing bacteria, protecting skin against bite by insects and the like; besides, raw materials of the product are from plants, and the mosquito repellent water is safe, non-toxic and applicable to various crowds and various skin.

The invention discloses a traditional Chinese medicine incense for refreshing air. The traditional Chinese medicine incense is prepared from the following raw materials in percentage by mass: 20%-40% of folium artemisiae argyi, 30%-50% of negundo chastetree leaf, 25%-30% of botanic viscous powder and 1%-3% of a combustion improver. The invention further discloses a preparation method of the traditional Chinese medicine incense for refreshing air. The traditional Chinese medicine incense prepared by the method has the advantages of purifying air, dispelling mosquitoes and sterilizing, and is nontoxic to a human body.

The invention belongs to the technical field of Chinese pharmaceutical manufacturing, and particularly relates to a vanilla mosquito repellent traditional Chinese medicine composition and a preparation method and application thereof. The traditional Chinese medicine composition includes folinum artemisiae argyi, herha agastaches, herba menthae, fructus perillae argutae and eupatorium japonicum thunb. According to the traditional Chinese medicine composition, medicinal volatile components of traditional Chinese medicine are used for diffusing in the air, the medicine effect is generated, and the mosquito repellent function is achieved.

The invention discloses a novel solid air freshener and an air freshener box. The novel solid air freshener is prepared from the following raw materials in parts by weight: 7 to 11 parts of carrageenan, 2 to 4 parts of compound essential oil, 3 to 5 parts of a zeolite molecular sieve, 1 to 2 parts of ethanol, 1 to 3 parts of polyoxyethylene sorbitan fatty acid ester, 0.5 to 1 part of essence and 100 parts of de-ionized water. The air freshener box is used for containing the novel solid air freshener, is cylindrical and comprises a box cover, a box body and a base, wherein the box cover is matched with the box body; and the box body is fixed on the surface of the base. The solid air freshener disclosed by the invention has the advantages of simple production technology, safety and low consumption, capability of adsorbing harmful gas, sterilization and repelling mosquitoes. According to the air freshener box disclosed by the invention, separation plates are used for separating the box body into four independent small compartments, so that a single aroma can be obtained and a mixed aroma also can be obtained; meanwhile, a heating sheet can be started according to the requirements on arich degree of the aroma, so that the temperature is raised and the volatilization is accelerated; and the box is simple, convenient and practical.

The invention discloses mosquito repelling and itching relieving sunscreen cream and a preparation method thereof. An ingredient formula of the sunscreen cream comprises the materials by mass percent: 3 to 5% of nano titanium dioxide particle, 2 to 5% of terephthalylidene dicamphor sulfonie acid, 6 to 10% of ethylhexyl salicylate, 3 to 5% of emulsifier, 5 to 10% of hyaluronic acid, 8 to 10% of olive oil, 1 to 3% of chamomile essential oil, 6 to 10% of traditional Chinese medicine extract and the balance of water. The traditional Chinese medicine extract is prepared from the crude drugs of folium artemisiae argyi, radix scutellariae, herba portulacae, borneol, mint leaf, radix sophorae flavescentis, cortex dictamni, radix saposhnikoviae, semen plantaginis, fresh perilla leaf, herba pogostemonis, pericarpium citri reticulatae, fresh aloe, radix agapetis neriifoliae and rhizoma fagopyri cymosi. The sunscreen cream has moderate formula, no stimulation and is safe and convenient for use, can effectively prevent sun and meanwhile has the effects of protecting skin, preventing mosquitoes and relieving itching.

The invention discloses an aromatherapy mosquito-repellent liquid, which is prepared by compounding eucalyptus oil, patchouli oil, zedoary turmeric oil, dementholized peppermint oil, rose oil, star anise oil and isopropanol. The aromatherapy mosquito-repellent liquid has a remarkable mosquito-repellent effect. The mosquito-repellent rate reaches up to 94.2%. Ratio of the components is reasonable. As scent is simple and elegant, the product is easy to accept for people.

The invention discloses a wristband, and relates to the technical field of wrist accessories. The wristband comprises a main body layer, wherein a skin-friendly layer is arranged on one side of the main body layer; the material of the skin-friendly layer includes rubber and graphene; and the material of the main body layer includes one or more of TPU (thermoplastic polyurethane), carbon fibers or natural rubber. The wristband disclosed by the invention solves the technical problems of a wristband in the prior art which is poor in wearing comfort, low in production efficiency and the like; the wristband disclosed by the invention is good in wearing comfort, excellent in weather fastness, high in production efficiency and low in production cost; and meanwhile, the wristband can also take a protective function on a wearer.

The invention relates to wallpaper and particularly relates to fragrant wallpaper. The fragrant wallpaper comprises three layers. The bottom layer of the fragrant wallpaper is a wallpaper main body. A non-woven raw paper is coated with a fragrant layer and the fragrant layer is coated with a waterproof layer. The fragrant wallpaper can release a fragrance for a long time, has effects of repelling mosquitoes and is environmentally friendly and nontoxic.

The invention belongs to the field of mosquito-repellent incenses, and in particular relates to a nepenthes extract mosquito-repellent liquid and a preparation method thereof. The nepenthes extract mosquito-repellent liquid is prepared from the following raw materials in parts by weight: 110-160 parts of a nepenthes extracting solution, 67-94 parts of a wormwood extracting solution, 33-51 parts of a lantana camara extract solution, 8-20 parts of a lavender extract solution, 40-60 parts of deionized water and 30-55 parts of ethanol. The preparation method comprises the following steps: performing ultrasonic treatment, eccentric treatment, concentration treatment and the like so as to prepare the nepenthes extracting solution, the wormwood extracting solution, the lantana camara extracting solution and the lavender extracting solution, mixing the nepenthes extracting solution, the wormwood extracting solution, the lantana camara extracting solution, the lavender extracting solution, deionized water and ethanol, and performing sealed stirring for 3-6 hours at 53-70 DEG C to obtain the nepenthes extract mosquito-repellent liquid. Effective components of the nepenthes extract mosquito-repellent liquid are all extracted from natural traditional Chinese herbal medicines which are relatively low in cost, so that the prepared product is safe and non-toxic and has the effects of killing bacteria, repelling mosquitoes and helping sleep.

The invention discloses a phosphogypsum forest conditioner. The phosphogypsum forest conditioner comprises, by weight, 80-90 parts of phosphogypsum, 1-3 parts of berberis soulieana, 1-3 parts of herbaartemisiae annuae powder and 1-3 parts of brown sugar. A method for preparing the phosphogypsum forest conditioner includes steps of (1), drying and smashing the phosphogypsum and then sieving the phosphogypsum via mesh sieves to obtain phosphogypsum powder for standby application; (2), dissolving the brown sugar in 2-5 parts of water to obtain brown sugar water for standby application; (3), proportioning other components, drying and smashing the other components, sieving the other components via mesh sieves, then adding the brown sugar water and the phosphogypsum powder into the other components, mixing and stirring the brown sugar water, the phosphogypsum powder and the other components with one another to obtain mixtures and fermenting the mixtures for the fermentation time of 40-60 hours under the control; (4), taking out fermentation broth after the mixtures are completely fermented, and carrying out drying and smashing treatment on the fermentation broth to obtain the phosphogypsum forest conditioner. The phosphogypsum forest conditioner and the method have the advantages that the problem of incapability of utilizing the phosphogypsum as a main raw material for conditionerson a large scale in the prior art can be solved by the aid of the phosphogypsum forest conditioner and the method; the toxicity and side effects of phosphogypsum can be removed, required nutrient elements can be provided to protected vegetation, and the phosphogypsum forest conditioner can assist the vegetation to grow.

The invention discloses a window opening mode-adjustable burglary-resisting window which comprises a window frame, window sashes mounted in the window frame, and a burglary-resisting layer arranged on the outer side of the window frame, wherein the window sashes comprise an outer window and an inner window; two sides of the window sashes are connected with the window frame in a sliding manner; the outer window and the inner window are arranged at the front and the back, and can relatively translate longitudinally; the window frame is of a cuboid framework structure; a barb structure is arranged at the upper edge of the inner side of the window frame; a lifting structure hasped with the barb structure is arranged at the top of the inner window; a lifting mechanism is arranged on each of the left and right sides of the window frame; the lifting mechanism comprises an upper fixed pulley arranged at the upper part of the window frame, a lower fixed pulley arranged at the lower part of the window frame, and a pull rope assembly connected with the upper fixed pulley and the lower fixed pulley; and the pull rope assembly comprises an inner pull rope assembly and an outer pull rope assembly. The window opening mode-adjustable burglary-resisting window has burglary resisting and mosquito expelling effects, and has three window opening modes such as upward opening, downward opening or middle opening.

The invention provides a mosquito-repelling absorption article and a manufacturing method thereof, and relates to the technical field of hygienic products. The mosquito-repelling absorption article comprises a liquid-permeable surface layer, covering cloth, an absorption layer, a breathable bottom layer, a bottom film layer and a mosquito-repelling component which are sequentially arranged in an attached mode; wherein the absorption layer comprises an absorption body and a wrapping layer, and the outer surface of the absorption body is wrapped with the wrapping layer; the covering cloth is formed by compounding PP perforated cloth and wood pulp spunlace non-woven fabric; the mosquito repelling component comprises a natural plant extract, activated carbon and a non-woven fabric used for wrapping the natural plant extract and the activated carbon, wherein the raw material of the natural plant extract comprises any one or a mixture of more of lavender, sweet wormwood, mozzie buster, purple perilla, clove and mint. The absorption article has the advantages of being high in infiltration speed, breathable, high in absorption performance and good in dryness and comfort and has the mosquito repelling performance, and the use performance of the absorption article is improved.

The invention belongs to the field of daily use chemicals, and concretely relates to a mosquito-repelling perfume and a preparation method thereof. The mosquito-repelling perfume provided by the invention is prepared from the following components in percentage by weight: 6 to 10 percent of linalool, 3 to 7 percent of menthol, 1 to 3 percent of citronellol, 1 to 3 percent of eudesmol, 1 to 3 percent of anisaldehyde, 5 to 10 percent of sandalwood oil, 10 to 15 percent of jasmine perfume compound, 5 to 10 percent of propylene glycol, 5 to 15 percent of water, and 24 to 63 percent of ethyl alcohol. The mosquito-repelling perfume provided by the invention not only can be durable in fragrance, and mild without irritation, but also can be mosquito-repelling and anti-bacterial.

The invention belongs to the field of daily use chemicals, and concretely relates to talcum powder and a preparation method thereof. The talcum powder provided by the invention is prepared from the following components in percentage by weight: 1 to 3 percent of menthol, 0.2 to 0.6 percent of anisaldehyde, 0.1 to 0.3 percent of eucalyptol, 0.2 to 0.6 percent of sandalwood oil, 0.1 to 0.5 percent of linalool, 0.1 to 0.3 percent of essence, 1 to 3 percent of propylene glycol, 1 to 2 percent of ethyl alcohol, and 89.7 to 96.3 percent of corn flour. The talcum powder provided by the invention not only can be used for refreshing a body and removing prickly heat, but also can be used for repelling mosquitoes, and is antibacterial, and mild without irritation.

The invention provides a multi-layer rotary potted plant cultivated through a gel matrix and a preparation method thereof and relates to the technical field of potted plants. The multi-layer rotary potted plant cultivated through the gel matrix comprises a mounting base, wherein a rotating motor is fixedly arranged at the bottom of the mounting base; a connecting post is arranged on the upper surface of the mounting base and is fixedly connected with an output shaft of the rotating motor; multiple groups of placement assemblies are arranged on the outer surface of the connecting post; plantingcontainers are arranged at the upper part of each placement assembly; and the bottom of each planting container is fixedly connected with a clamping plate. Through arranged functional layers, the multi-layer rotary potted plant cultivated through the gel matrix can emit an aroma, has a mosquito-repellent effect and makes the gel matrix more powerful. Through starting the rotating motor, the connecting post can drive the placement assemblies to rotate, so that the potted plant can rotate; and through combination of arranged LED lanterns and the potted plant, the potted plant becomes more gorgeous and more ornamental.

The invention discloses a manufacturing method for a mosquito repellent wickerwork deck chair. The manufacturing method comprises the following steps that firstly, wicker uniform in thickness and good in tenacity and willow hard in woodiness and free of insect damage are selected as raw materials; secondly, the willow is immersed in saline water, then the veneer is peeled off, a wood rod shape is formed through machining, the surface is ground after airing and coated with an antiseptic coating, and after the coating is aired, a deck chair frame is formed through splicing to be used later; thirdly, the wicker is flatly laid and aired till when the leaf water content is smaller than 3%, leaves are removed; fourthly, the willow without the leaves is thoroughly cleaned and then placed in pre-treating liquid to be immersed for two hours, the willow peel is peeled off after the willow is taken out, and thorough cleaning is conducted; fifthly, the willow obtained after treatment in the fourth step is dried through hot air; sixthly, the dried willow is immersed in a mosquito repellent agent for four hours, then thorough cleaning is conducted, and draining off is conducted; seventhly, the willow obtained after treatment in the sixth step and the deck chair frame manufactured in the second step are woven into the deck chair; and eighthly, the deck chair is dried through hot air, then natural cooling is conducted to the normal temperature, and a finished product is obtained.

The invention provides a preparation method of sofa cloth. The sofa cloth is soaked by adopting an extracting solution containing agilawood, mentha and flos lonicerae; the three traditional Chinese medicinal components, namely, the agilawood, the mentha and the flos lonicerae, are mixed to produce a special pleasant aroma to attach to linen; a manufacturing process is simple; the cost is low; theprepared sofa cloth is environmentally friendly and pollution-free, has the special pleasant aroma, and also has the effects of refreshing, restoring consciousness and expelling mosquitoes; people feel physical and mental comfort when the people sit on a sofa with the sofa cloth, and the sofa cloth is particularly suitable for blistering summer days.

The invention discloses a method for making traditional Chinese medicinal laundry liquid based on infants. The method comprises the following steps: smashing flos caryophyllatae, folium artemisiae argyi, folium isatidis, herba violae, shaddock peel and lotus flower, adding deionized water, mixing, decocting with big fire, decocting with small fire for 50 to 80 minutes after the mixed solution reaches a boiling state, and then naturally cooling to room temperature; adding herba menthae and chrysanthemum indicum flower, decocting with slow fire for 2 to 3 hours, and filtering to obtain medicinalliquid; smashing fructus gleditsiae, alternanthera sessilis, rhizoma bletilla, radix angelicae dahurioae and radix stemonae, filtering with a filter screen, performing ultrasonic extraction by taking95 percent ethanol as an extracting solution for 1 hour, centrifuging, filtering to collect a solution, performing the operation circularly for three times, mixing the solutions collected by three times, concentrating, and removing the ethanol to obtain an extracting solution; uniformly mixing the extracting solution with the medicinal liquid to obtain a mixed solution; squeezing juice from aloe,mixing the juice with the mixed solution, and filtering with gauze to obtain the laundry liquid.

The invention provides a method for preparing a bed sheet fabric. An extract of Chinese Eaglewood, wild chrysanthemum flowers and Artemisia argyi is used to perform soaking. The method has the advantages of simple preparation process and low cost, and the prepared bed sheet fabric is friendly to the environment, has no pollution, and has a special pleasant fragrance, makes people feel cool in summer, and also has mind tranquillizing, sleep helping and mosquito repelling effects.

The invention discloses a sliding door with an anti-mosquito function; the sliding door comprises a door frame and door panels; the bottom and top of the door frame are provided with slide rails thatallow the two door panels to slide left and right; a screen door having an equal length with the door panel and parallel to the door panels is arranged between the two door panels; the door frame is provided with slide rails that allow the screen door to slide; the screen door is formed by connecting two grid plates; a soft pipe is arranged between the two grid plates, and provided with a plurality of small holes connected with the soft pipe; the side wall of a random grid plate is provided with two through holes; a water inlet end of the soft pipe inserts into one through hole; a water outletend of the soft pipe inserts the other through hole; a water tank filled with a mosquito repellent liquid is arranged outside the door frame, and provided with a water outlet pipe; the water outlet pipe is connected with the water tank via a miniature water pump; the water outlet end of the water outlet pipe is connected with the water inlet end of the soft pipe; the water tank is provided with abackflow pipe; the water outlet end of the backflow pipe is connected with the water tank. The sliding door has an excellent mosquito repelling effect.

The invention discloses a high-temperature-resistant polyethylene wood plywood and a preparation method thereof, and relates to the technical field of wood-plastic composite materials. The high-temperature-resistant polyethylene wood plywood is prepared from the following raw materials in parts by mass: 25-40 parts of modified polyethylene resin, 30-40 parts of eucalyptus powder, 10-20 parts of recycled bamboo-plastic powder, 3-5 parts of polyethylene wax, 0.8-1.5 parts of an aluminate coupling agent, 5-10 parts of aluminum nitride powder, 3-5 parts of organic bentonite, 0.3-0.6 part of an antioxidant and 0.5-1.5 parts of a foaming agent. The invention further discloses a preparation method of the high-temperature-resistant polyethylene wood plywood. The high-temperature-resistant polyethylene wood plywood provided by the invention can be normally used at -40 to 85 DEG C, and the modified polyethylene resin, the eucalyptus powder and the aluminum nitride powder in the wood plywood havegood compatibility, so that the wood plywood has high strength, high toughness and low possibility of brittle failure, and the service life is prolonged; and excellent flame retardance, waterproofness and thermal stability are also achieved.

The invention discloses a healthy and healthcare pillow which has a good effect of soothing the nerves to promote sleep and improves the sleeping quality. The healthy and healthcare pillow comprises apillow core (6), and filler in the pillow core (6) is formed by mixing, by weight, 20-60 parts of particles of thuja sutchuenensis, 20-60 parts of particles of young citruses and 1-4 parts of particles of lignum santalialbi. The healthy and healthcare pillow can be widely applied to the field of articles of daily use.

The invention relates to natural non-toxic mosquito repellent products. The natural non-toxic mosquito repellent products comprise a pyroligneous solution prepared by taking trunks or branches of horsetail beefwood, eucalyptus tereticornis and litchi wood as raw materials, wherein the mass ratio of the trunks or branches of the horsetail beefwood, eucalyptus tereticornis and litchi wood is (6-10):(0.5-1.5):(0.5-1.5). According to the natural non-toxic mosquito repellent products, the pyroligneous solution is prepared for the first time by jointly taking the horsetail beefwood, the eucalyptus tereticornis and the litchi wood as the raw materials, the prepared pyroligneous solution is subjected to purification / refining of different degrees, appropriate auxiliaries are added according to a certain proportion, and the mosquito repellent series products such as solutions, sprays, tablets, boxes and blocks are prepared. During use, the natural non-toxic mosquito repellent products can be applied, sprayed, pasted, placed and hung on a using part. The natural non-toxic mosquito repellent products do not contain diethyltoluamide or pyrethroids and other toxic substances, and less (hardly) use more expensive plant essential oil, have the advantages of being non-toxic and harmless, repelling mosquitoes, relieving itching and the like, and have efficient mosquito repelling and deodorization effects.

The invention provides sun-blocking curtain cloth. The sun-blocking curtain cloth is formed by gluing inner and outer layers of fabric, and a mixture of zinc oxide powder and clove powder is evenly arranged between the inner and outer layers of fabric and glued to the inner and outer layers of fabric respectively. A double-layer fabric structure is adopted for the curtain cloth, and the zinc oxidepowder and the clove powder are glued between the two layers of fabric, so that a curtain has natural fragrance of cloves accordingly; meanwhile, zinc oxide further has the sun-blocking and ultraviolet ray prevention effects, and the cloves further have the function of mosquito prevention.

The invention discloses a method for preparing mosquito-repellent liquid based on seven Chinese herbal medicines. The method includes the steps of (1) grinding Herba Agastaches, Herba Menthae, Perilla frutescens, calamus, Herba Cymbopogonis Citrati, star anise and Folium Artemisiae Argyi into powder according to a ratio of 1:1:1:1:1:1:1, adding the powder and purified water into an earthenware cooking pot according to a ratio of 1:20 for decocting, and concentrating a decoction to reach 1 / 20 prior to filtration so as to obtain filtrate for standby use; (2), drying white flowers of pyrethrum in the sun, grinding the dried white flowers into powder, evenly mixing the powder with purified water in a ratio of 1:20, decocting an obtained mixture in the earthenware cooking pot, and concentrating a decoction to reach 1 / 20 prior to filtration so as to obtain filtrate for standby use; (3), mixing the concentrated filtrate of the seven Chinese herbal medicines with the concentrated filtrate of the pyrethrum in a ratio of 4:1, and transferring an obtained mixture into a sterilization room for sterilization; (4), bottling the filtrate, 20 g per bottle after the filtrate passes the inspection. The mosquito-repellent liquid prepared from the seven Chinese herbal medicines with mosquito killing effects by the method is better in effect than common single pyrethrin products and is harmless to human health. The method is simple and suitable for wide popularization and application.

The invention discloses a surface treatment process for a button. The surface treatment process comprises the following steps that (1) a polishing raw material and a to-be-polished plastic button areadded into a polishing machine, water is added for immersing the above materials, and polishing is carried out for the first time; (2) according to the first-time polishing effect, second-time polishing time is set, and then polishing is carried for the second time; (3) a polished button is washed and dried; (4) primer is sprayed on the surface of a button blank to obtain a button obtained after primer spraying; (5) the button obtained after primer spraying is subjected to processing through a coating process, and a button obtained after coating is obtained; and (6) finishing coat is sprayed on the surface of the button obtained after coating, and a button obtained after spraying of the finishing coat is obtained. The processing technology is environmentally friendly, and the button processed by the surface treatment process is beautiful in appearance and has the mosquito repellent effect.

The invention discloses a floral mosquito repelling ink. The floral mosquito repelling ink comprises, by mass, 20-25 parts of a polyester resin, 1-1.5 parts of linseed oil, 1-1.2 parts of Phthalocyanine Green, 10-12 parts of lavender essential oil, 2-6 parts of beta-laurene, 40-50 parts of water, 12-15 parts of monohydric alcohol, 0.5-0.8 parts of a dispersant, 0.3-0.4 parts of an antifoaming agent, 1-3 parts of D-allethrin, 1-1.5 parts of permethrin and 0.2-0.3 parts of Wormwood oil. The above ink system has the advantages of excellent performances, simple preparation and low cost; the addition of beta-laurene and the lavender essential oil makes the ink have a certain fragrance, so the ink makes people pleased during using and reading; and the addition of D-allethrin, permethrin and the Wormwood oil makes the ink have a certain mosquito expelling effect.

The invention discloses a host shell material for a computer, which is prepared from the following components in percentage by mass: 40 to 50 percent of diatomite, 15 to 20 percent of butyronitrile styrene copolymer, 5 to 10 percent of graphene, 2 to 5 percent of glass fiber, 2 to 5 percent of coupling agent, 10 to 20 percent of calcium fluoride, 3 to 8 percent of rose powder and 2 to 5 percent ofcross-linking agent, totaling 100 percent. The host material is prepared by the following steps: uniformly mixing and stirring diatomite, calcium fluoride, a butyronitrile-styrene copolymer, a cross-linking agent, a coupling agent and graphene, and drying in a drying oven, sieving the rose powder with a 5-10-mesh sieve, uniformly mixing the sieved rose powder with glass fibers, and mixing the obtained mixture in an internal mixer, and granulating and drying the obtained mixture, adding into an injection molding machine, and molding to obtain the finished product. The mainboard provided by theinvention has good thermal conductivity, is not easy to be stained with dust, has good mechanical resistance, is simple in preparation method, and can be produced on a large scale.