324 results about "Mentha spicata" patented technology

A preparation method of plant compound essential oil comprises the following steps: preparing mixed powder from dried lemon slices, mint and litsea coreana, carrying out carbon dioxide supercritical extraction, and collecting an extract; the preparation method comprises the following steps: dropwise adding a carboxymethyl-beta-cyclodextrin solution into a mixture of eugenol and thymol, carrying out ultrasonic treatment to obtain an ultrasonic mixed solution, standing, centrifuging, collecting supernate, and drying to obtain a white powdery inclusion compound; and adding lecithin, Tween 80, disodium pyrophosphate and deionized water into the extract, heating and stirring, continuing to add the inclusion compound, homogenizing to obtain a nano-emulsion, adding gelatin and propylene glycol, heating and preserving heat, and cooling to obtain the plant composite essential oil. The compound essential oil disclosed by the invention has antibacterial and antioxidant effects, and has relatively strong antibacterial ability on botrytis cinerea and penicillium germs, and the DPPH free radical scavenging rate is greater than or equal to 90%. According to the invention, the active ingredients of the essential oil are wrapped by carboxymethyl-beta-cyclodextrin and synergistically embedded by lipidosome through a nano-embedding technology to realize slow release, so that the antioxidant and antibacterial properties are effectively prolonged.

The invention discloses aronia melanocarpa plant composite powder and a preparation method thereof. The aronia melanocarpa plant composite powder comprises the following raw materials in parts by weight: 40-50 parts of aronia melanocarpa powder, 15-20 parts of dihydroquercetin powder, 10-15 parts of black sesame powder, 2-5 parts of honeysuckle flower powder, 1-2 parts of dandelion powder, 0.5-2 parts of radix polygonati officinalis powder and 1-3 parts of mint powder. The problems that existing aronia melanocarpa powder is single in component and prone to functional limitation, the single aronia melanocarpa powder mainly provides anthocyanin antioxidant components and has the functions of resisting oxidation, protecting eyes and resisting inflammation, but the effect dimension is single, the health requirements of consumers for comprehensive conditioning are difficult to meet, and the single aronia melanocarpa powder is obvious in acerbity and poor in taste and has a certain health care effect are solved. The aronia melanocarpa plant composite powder compounded with functional plant components is urgently needed to solve the problem that the aronia melanocarpa plant composite powder is easy to cause taste fatigue after being drunk for a long time.

The invention discloses a preparation method of citron fermented preserved fruit, and relates to the technical field of preserved fruit processing, the method comprises the following steps: washing citron, separating citron peel from citron pulp, carrying out fixation on the citron peel, and removing seeds and fixation on the citron pulp; mixing the folium eriobotryae, the citron peel, the white chrysanthemum, the Tibetan fritillary bulb and the mint in proportion, boiling in water, and filtering to obtain liquid medicine; uniformly mixing erythritol, stevioside, starch syrup and the liquid medicine in proportion to obtain a first composite sugar solution, and adding the first composite sugar solution and a complex microbial inoculant into the citron pulp subjected to fixation and seed removal to obtain primary fermented citron pulp; and uniformly mixing hyaluronic acid, starch syrup, konjac glucomannan and water in proportion to obtain a second composite sugar solution, immersing the primarily fermented citron pulp into the second composite sugar solution for secondary fermentation, and drying to obtain the citron preserved fruit. On the basis, the taste of the preserved fruit can be improved, the sand return phenomenon can be effectively inhibited, and the high-quality preserved fruit with a nutritional function and a stable texture is obtained.

The invention discloses heavy mint flavored essence prepared from a eutectic long-acting cooling agent and application of the heavy mint flavored essence in heating cigarettes. The heavy mint flavored essence comprises the following components in parts by weight: 20.0-40.0 parts of the eutectic long-acting cooling agent; 20.0 to 30.0 parts of a tobacco original aroma enhancer; 5.0 to 10.0 parts of a fruit flavor enhancer; 2.0 to 5.0 parts of a flower fragrance enhancer; and 15.0 to 53.0 parts of a solvent. According to the essence preparation method, the problems that a traditional cooling agent is low in solubility and high in perfuming proportion during cigarette heating are solved by using the eutectic long-acting cooling agent. According to the method, the use efficiency of the cooling agent is improved, the use amount of the solvent is reduced, the smoking quality of cigarettes is improved, and the sensory experience of consumers is enhanced. In addition, the preparation process of the essence is simple, large-scale production is easy, and the requirements of the market for novel tobacco products can be met.

The invention provides a sore-throat relieving and detoxification granule and a preparation method thereof, and belongs to the technical field of medicines, the sore-throat relieving and detoxification granule comprises the following components: mint volatile oil, beta-cyclodextrin, a sore-throat relieving and detoxification extract, a filler and sucralose, meanwhile, the mint volatile oil and the beta-cyclodextrin are prepared into an inclusion compound, the inclusion compound and other raw materials are mixed and granulated, and the sore-throat relieving and detoxification granule is obtained. According to the sore-throat-relieving and detoxifying granules and the preparation method thereof, the stability of mint volatile oil in the sore-throat-relieving and detoxifying granules is improved, and the antipyretic and anti-inflammatory effects of the sore-throat-relieving and detoxifying granules are enhanced.

The invention relates to the technical field of deodorants, in particular to a deodorant capable of effectively adsorbing and eliminating environmental odor, which is prepared from the following components in percentage by mass: 30 to 40 percent of activated carbon powder, 15 to 25 percent of plant extract, 10 to 20 percent of microbial agent, 5 to 10 percent of disodium ethylene diamine tetraacetate and the balance of water. The plant extract liquid comprises 10%-18% of folium artemisiae argyi extract liquid, 8%-12% of pepper extract liquid, 12%-18% of pomelo peel extract liquid, 10%-15% of tea tree extract liquid, 10%-15% of lavender extract liquid, 8%-12% of lemon eucalyptus oil extract liquid and 7%-10% of mint extract liquid; through cooperation of the materials, the adsorbability and deodorization performance of the deodorant are improved, the intensity of odor in the environment is remarkably reduced, the odor is continuously adsorbed, secondary pollution is avoided after the deodorant is used, the odor in the environment is effectively covered, and the smell feeling is improved.

The invention relates to the technical field of beverage preparation, in particular to a elsholtzia beverage formula and a preparation process thereof. Comprising 3 to 20 parts of an elsholtzia extract, 1 to 6 parts of honey, 0.05 to 0.1 part of citric acid, 0.05 to 0.12 part of vitamin C, 0.05 to 0.09 part of a mint extract, 0.2 to 0.4 part of a licorice extract, 0.03 to 0.08 part of sodium bicarbonate and the balance of purified water. Preferably, the raw materials comprise the following components in parts by weight: 8-16 parts of elsholtzia extract, 2-5 parts of honey and 0.08-0.1 part of citric acid. The elsholtzia health-care beverage has the beneficial effects that the elsholtzia health-care beverage is scientifically prepared, balanced in nutrition and proper in proportion, the medicinal value of elsholtzia is fully utilized, the elsholtzia is developed into a daily drinking beverage, consumers can take in health-care components of elsholtzia while enjoying delicious taste, and discomfort symptoms caused by heavy dampness, exogenous cold and the like can be prevented and relieved; through an optimized formula and a preparation process, the problems that the elsholtzia beverage is poor in taste and easy to precipitate and layer and nutritional ingredients are lost are solved, and the prepared beverage is excellent in taste, high in stability and rich in nutrition and has good market competitiveness.

The invention provides a throat clearing composition and a preparation method and application thereof, the throat clearing composition comprises an extraction mixture, and the extraction mixture comprises the following raw material components in parts by weight, comprising the following components in parts by weight: 15-55 parts of honeysuckle, 60-90 parts of momordica grosvenori, 60-90 parts of platycodon grandiflorum, 3-12 parts of mint, 70-100 parts of pericarpium citri reticulatae, 5-15 parts of dendrobium officinale and 60-90 parts of citron. According to the throat-clearing composition disclosed by the invention, the medicinal and edible raw materials including the honeysuckle flower, the fructus momordicae, the herba menthae, the radix platycodonis, the pericarpium citri reticulatae, the herba dendrodii officinalis and the fructus citri are cooperatively used, so that the prepared throat-clearing composition has the effect of relieving throat diseases; in addition, after proper cyclodextrin is adopted to carry out reasonable inclusion on an extraction mixture, the bitter taste value is low, the taste is good, and the method can be better applied to development of related products.

The invention provides ancient plum syrup as well as a preparation method and application thereof, and belongs to the technical field of foods. The ancient plum syrup comprises the following raw materials in parts by weight: 14-25 parts of smoked smoked plum, 8-10 parts of roselle, 8-10 parts of mulberry, 3-6 parts of sweet osmanthus, 8-10 parts of pericarpium citri reticulatae, 8-15 parts of hawthorn, 3-6 parts of liquorice, 10-15 parts of red dates, 1-5 parts of mint and 100-120 parts of brown rock candy. The ancient plum syrup is prepared from genuine traditional Chinese medicinal materials, and is higher in purity, more accurate in formula and good in taste; the beverage has the effects of relieving summer-heat, resisting fatigue, appetizing, helping produce saliva and slake thirst, nourishing and protecting liver, warming lung to dissipate beverage and the like.

The invention discloses enrofloxacin composite nanogel for promoting intestinal absorption and a preparation method of the enrofloxacin composite nanogel. The enrofloxacin composite nanogel comprises 0.1-3% of sodium alginate; 0.1 to 1% of carboxymethyl chitosan; 0.05 to 0.5 percent of mint exosome; and 0.05 to 1 percent of enrofloxacin. According to the composite nanogel disclosed by the invention, the mint exosome and the enrofloxacin are prevented from being damaged by gastric juice through a shell structure of sodium alginate, so that the stability of the mint exosome and the enrofloxacin in the gastric juice is improved; after the enrofloxacin composite nanogel reaches the intestinal tract, the sodium alginate is used as a shell and is subjected to pH responsive swelling hydrolysis, and the wrapped carboxymethyl chitosan-enrofloxacin nanoparticles and the mint exosome are released; the released mint exosome opens close connection of intestinal cells, enrofloxacin is slowly released from carboxymethyl chitosan-enrofloxacin nanoparticles to achieve a slow release effect, and the mint exosome and the enrofloxacin are synergistically targeted to promote absorption of enrofloxacin in intestinal tracts, so that the drug concentration of enrofloxacin in plasma is enhanced.

The utility model discloses a menthone glyceryl ketal production device. The menthone glyceryl ketal production device comprises a tank body, the circulating mechanism is arranged in the middle of the tank body and is used for enabling raw materials in the tank body to circularly flow; the stirring structure is arranged in the tank body, is positioned on the outer side of the circulating mechanism and is used for stirring and mixing the raw materials in the tank body; the utility model relates to the technical field of edible spice production, when raw materials of menthone glyceryl ketal are mixed, the raw materials in the tank body are heated through the heating assembly, and the circulating mechanism is started to enable the raw materials to circularly flow in the tank body, so that the raw materials are mixed uniformly, and the raw materials are mixed uniformly. Meanwhile, the stirring structure is driven to stir and mix the raw materials in the tank body, the raw materials in the tank body circularly pass through the heating assembly, the temperature uniformity of the raw materials is guaranteed, the situation that the mixing effect of the raw materials close to the heating device is good and the mixing effect of the raw materials away from the heating device is poor is avoided, the raw materials are mixed more uniformly, and the mixing effect is guaranteed.

The invention provides a preparation method of a mint-flavored heating cigarette, which comprises the following steps: A) mixing and centrifuging tobacco powder and fiber to obtain a solid; b) loosening the solid, adding menthol diester carbonate, essence, glycerol and water, mixing, and centrifuging to obtain a mixture; and C) preparing the mixture into slices, and heating to obtain the heated cigarette. According to the preparation method of the mint-flavored heating cigarette, provided by the invention, menthol is replaced by the menthol carbonic acid diester, so that the stability of the mint-flavored heating cigarette is better.

The invention discloses an ABS (Acrylonitrile Butadiene Styrene) composite material and a preparation method thereof, and belongs to the technical field of high polymer materials, and the ABS composite material comprises the following raw materials in parts by weight: 41-70 parts of ABS resin, 14-24 parts of a flame retardant, 4-10 parts of modified basalt fiber, 10-20 parts of mint fiber antibacterial master batch and 2.2-6 parts of other auxiliaries. According to the flame retardant, the brominated flame retardant, the antimony trioxide and the piperazine pyrophosphate are compounded and have a good synergistic effect on improving the flame retardance, and the modified basalt fibers can improve the screw torque of the material, avoid the screw cracking problem and improve the flame retardance of the material at the same time. In addition, the mint fiber antibacterial master batch is adopted, so that bacterium breeding can be effectively inhibited, and the antibacterial property of the ABS material is improved.

The invention discloses a preparation method of a mint fiber cool feeling flannelette blanket. The preparation method comprises the following preparation steps: selecting main and auxiliary raw materials; spinning and blank making; flocking two surfaces of the blank carpet; needle brush raising: performing needle brush raising on the flannelette blanket semi-finished product through a needle brush machine under the atomized humid environment condition, and performing suede drying after raising is completed; printing and dyeing; color fixing and shaping treatment; finishing a plush surface; and detecting and warehousing. The preparation method has the beneficial effects that the mint fibers and the bamboo fibers are compounded together to serve as the velvet material, and a needle brush machine is combined for raising, so that the antibacterial performance of the velvet blanket can be realized, and the cool and breathable effects of the velvet blanket can also be achieved; a lubricating effect is achieved in the fluff brushing process, fluff scraps are prevented from flying, and friction electrification of the fluff needle brush is further avoided; curing is implemented in a steam ironing mode, meanwhile, the flannelette blanket is immersed in the treating agent, and the attractiveness of the textures of the flannelette blanket is enhanced.

1. Name of the product of this design: Toothpaste Box (Yiyouqing Baking Soda Toothpaste - Snow Cherry Mint Flavor). 2. Purpose of this design product: used for packaging toothpaste. 3. The key design point of this design product lies in the combination of shape and pattern. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

A pest control composition includes from about 4 wt % to about 10 wt % of sodium lauryl sulfate; one or more C5 to C9 hydrotropic salt; from about 1 wt % to about 10 wt % of one or more active ingredients selected from the group consisting of corn mint oil, peppermint oil, spearmint oil, rosemary oil, thyme oil, citronella oil, clove oil, cedarwood oil, cinnamon oil, geranium oil, eugenol, 2-phenylethyl propionate, menthol, menthone, thymol, carvone, camphor, methyl salicylate, p-cymene, linalool, geraniol, cinnamyl acetate, cinnamic alcohol, cinnamaldehyde, citronellol, eucalyptol / 1,8-cineole, alpha-pinene, bornyl acetate, gamma-terpinene, and combinations thereof; and from about 60 wt % to about 95 wt % of water. The pest control composition exhibits a water peak in a 2H spectrum having a width encompassing 90% of the area of the entire water signal of about 50 Hz or more, as determined by the 2H NMR Method.

The invention discloses an olfactory function detection kit and an olfactory scoring method, and the olfactory function detection kit is characterized in that six flavors of garlic, bromhidrosis, vinegar, lemon, fennel and mint are prepared into solid olfactory elements, and the solid olfactory elements are small in volatility, easy to store, strong in durability and simple to prepare. On the basis of clinical research on normal people and people with abnormal olfaction, a set of adaptive calculation formula is integrated, operation and calculation are more convenient, specificity and sensitivity are both improved, and compared with a conventional olfaction detection method, clinical working efficiency is improved, preparation is more convenient, storage is convenient, cost is low, and the method is more suitable for evaluation of olfaction functions of Chinese people. The detection kit provided by the invention has good detection performance and clinical applicability, and can effectively improve the detection accuracy.

A composition of food or therapeutic and other substances for administration as a cloud of droplets, the cloud comprising readily-soluble droplets having a median size range of approximately 3 microns to approximately 20 microns, or 5 microns to 10 microns, or 6 microns to 10 microns, for introduction to an animal via an ortho-nasal or retro-nasal route. Agonists or antagonists may include one or more of the following: sodium iodide, sodium chloride, magnesium chloride, capsaicin, piperine, linalool, ground cinnamon, a cannabinoid, pimento, onion, clove, thyme, ginger, menthol, or TRPV antagonists, and chocolate, Irish cream, caramel, lemon, lime, mango, raspberry, watermelon, blueberry, strawberry, mint, popcorn, meat, Resolvin D2 or nicotine. Devices for delivering compositions as an aerosol are described.

The invention relates to the technical field of food processing, and particularly discloses a novel composite nutritional seasoning liquid which is prepared from the following raw materials in parts by weight: edible salt, old ginger, garlic, onion, shiitake mushroom, kelp, Chinese dates, Chinese wolfberry fruits, Chinese yams, dry red peppers, Chinese prickly ash, orange peels, mint, haws, lemons, star anises, cassia barks, amomum tsao-ko, rhizoma kaempferiae, fennel and the balance of purified drinking water. The preparation method comprises the following steps: S1, dividing raw materials; s2, A flow extraction; s3, extracting the flow B; and S4, cold recombination. According to the method, the raw material is divided into the B flow thermosensitive aromatic flow, the low temperature of 15-40 DEG C and the ultrasonic frequency of 20-45 kHz are adopted for auxiliary extraction, and due to the non-thermal extraction mode, thermal damage of the high temperature to the thermosensitive raw material in the B flow is avoided, and the effects of effectively retaining the aromatic substances and the active ingredients and preventing the aromatic substances and the active ingredients from being degraded and volatilized in the preparation process are achieved.

The invention relates to the technical field of food processing, in particular to a glucoraphanin-containing agastache rugosus and pericarpium citri reticulatae plant beverage formula which comprises the following raw materials: main materials: pogostemon cablin, pericarpium citri reticulatae, liquorice, mint and broccoli seed water extract; and auxiliary materials: pure natural sweet raw materials and prebiotics. According to the invention, several components in the ingredients are continuously optimized and combined, so that the pogostemon cablin and broccoli seed aqueous extract can be well fused with other composition raw materials in the ingredients, and the pogostemon cablin and dried orange peel beverage with extremely characteristic flavor and taste is formed. The flavor of the tea can be accepted by most people, and the tea has the effects of regulating qi, resolving dampness, dispelling wind, clearing heat, enhancing immunity and the like, and is especially suitable for people with low immunity to drink.

A machine and method for reducing giveaway material on mint products. The machine may include a conveying assembly for conveying a plurality of mints products to be processed. The machine may also include a processing assembly for processing at least one given mint product at a time, so as to remove an amount of giveaway material from each one of the mint products. The machine may also include a recuperating assembly for recuperating mint products having being processed. The method may include the steps of a) evaluating at least one physical parameter of a given mint product to be processed; b) comparing said at least one physical parameter of the mint product to be processed with a minimum threshold physical parameter in order to determine an attainable range of giveaway material to be removed; c) projecting a targeted amount of giveaway material to be removed from the mint product to be processed depending on the attainable range of giveaway material; and d) removing the targeted amount of giveaway material via at least one surface of the mint product.

The application discloses a throat clearing and larynx relieving composition and application thereof. The throat clearing and larynx relieving composition is mainly composed of raw oils of vitex oil, rhododendron oil, patchouli oil, eucalyptus oil, mint oil and star anise oil and optional added oil and diluent, is stirred and mixed, and has the main function of clearing throat and relieving larynx, and can also achieve the effects of freshening breath, refreshing brain, detoxifying and moistening lung, swelling and pain relieving, and phlegm and cough relieving.

The invention discloses fragrance essential oil capable of improving attention and a preparation method of the fragrance essential oil, and belongs to the technical field of fragrance essential oil. Comprising the following raw materials in percentage by mass: 58.55% of grape seed oil, 10% of French miscellaneous lavender oil, 10% of sweet orange bergamot oil, 10% of rosemary oil, 10% of dementholized peppermint oil, 0.5% of cinnamomum camphora basil oil, 0.5% of French clary sage oil, 0.2% of frankincense oil, 0.1% of Roman chamomile oil, 0.05% of Indian sandalwood oil and 0.1% of sea vetiver root oil. The automobile air freshener is natural essential oil, does not have chemical smell, can improve multi-layer fragrance, improves air in an automobile, and can remove and weaken negative emotion, stabilize emotion, improve attention and thinking clarity, and improve alertness and reaction speed.

The invention discloses an eyesight improving cream formula for improving eyesight and a preparation method thereof, and belongs to the technical field of eyesight health natural product eye protection. Comprising the following raw materials: 5-15 parts of radix salviae miltiorrhizae, 1-5 parts of saffron crocus, 3-10 parts of herba schizonepetae, 3-10 parts of garden balsam stem, 3-10 parts of peach kernel, 3-10 parts of cortex mori radicis, 3-10 parts of cortex periplocae, 3-10 parts of eucommia ulmoides, 1-5 parts of ginseng, 3-10 parts of fructus liquidambaris, 3-10 parts of mint, 20-50 parts of camellia oil, 20-50 parts of sesame oil and 5-15 parts of propolis. The multiple medicinal materials in the formula have a synergistic effect; the blood circulation promoting and blood stasis removing effects of salvia miltiorrhiza and the blood nourishing and blood circulation promoting effects of saffron crocus are combined, eye blood circulation can be remarkably promoted, and sufficient nutrition and oxygen are provided for eye tissue; the herba schizonepetae, the mint and the like have the effects of dispelling wind and clearing heat, and uncomfortable symptoms such as eye fatigue, dryness, redness and swelling can be effectively relieved; the speranskia herb, the peach kernel, the fructus liquidambaris and the like have the effects of dredging channels and collaterals and promoting blood circulation to remove blood stasis, qi and blood circulation of eyes is further improved, and metabolism of eye tissues is enhanced; the eyesight can be effectively improved.

The invention provides a soft antibacterial cool-feeling non-woven fabric and a preparation method thereof.The preparation method comprises the following steps that PLGA and mint extract are dissolved in an organic solvent, an amino silane coupling agent is added, and an oil phase is formed; injecting the oil phase into a water phase containing a surfactant to form a primary emulsion; dispersing the primary emulsion in silicon dioxide sol to form multiple emulsion, and removing the organic solvent and free impurities to obtain the cool-feeling nanoparticle modifier. The soft antibacterial cool-feeling non-woven fabric prepared by the preparation method disclosed by the invention is endowed with excellent and lasting contact cool feeling, antibacterial ability and breathable comfort.

The present invention provides a tangerine peel powder for respiratory health, its preparation method and application. The tangerine peel powder further enhances the protective effect on the respiratory tract by soaking and fermenting papaya juice and adding essential oil components. The present invention combines hot air drying and freeze drying, which not only avoids the destruction of active ingredients by high temperature, but also improves the re-dissolution property through the porous structure of freeze drying, facilitating the rapid release of active ingredients. The tangerine peel in the present invention mainly functions to resolve phlegm and relieve cough, and the fermented papaya juice assists in promoting digestion and regulating the stomach, reducing the generation of phlegm-dampness. At the same time, the anti-inflammatory effect is enhanced through flavonoid components. Peppermint and litsea cubeba essential oils assist in anti-inflammation and soothe the throat, possibly forming a multi-level respiratory protection mechanism. The final product of the present invention is in powder form and can be added to different final products, such as sprays, oral lozenges, creams, etc., to expand its scope of application.

To provide a mask for supporting smoking cessation, which can improve persistence of a smoking cessation effect.SOLUTION: A mask for supporting smoking cessation includes a mask body for covering the mouth and nose of a wearer. The mask body includes a plurality of layers formed of nonwoven fabric. A large number of microcapsules 21 are fixed over the entire area in an intermediate layer 18 located outside the innermost layer positioned on the innermost side in the plurality of layers. The microcapsule 21 contains essential oil containing smoking cessation fragrance (mint and β-caryophyllene) which is fragrance with a smoking cessation effect.SELECTED DRAWING: Figure 3

The invention belongs to the technical field of genetic engineering breeding, and discloses a mint transcription factor McMYC2 and application thereof in regulation and control of essential oil synthesis. A mint MYC2 transcription factor, namely McMYC2, is screened, an encoding gene (namely McMYC2 gene) of the McMYC2 transcription factor is over-expressed in a mint plant, and the transcription factor plays a role in regulating synthesis of mint essential oil by regulating and controlling transcriptional levels of related genes such as McGPPS-LSU and McGPPS-SSU in a mint essential oil synthesis route. The McMYC2 has the function of regulating and controlling synthesis of the peppermint essential oil, a valuable gene resource is provided for cultivating a new variety of peppermint with high essential oil content, and the McMYC2 has an important application value in the aspect of peppermint improvement.

The invention provides an oyster mushroom culture medium which comprises the following raw materials in percentage by weight: 40-50% of cottonseed hull, 10-15% of corncob, 8-15% of sawdust, 6-10% of purple perilla composite powder, 5-8% of tea seed cake pretreatment powder, 3-5% of mint composite powder, 5-8% of wheat bran, 1-2% of gypsum and 0.5-1% of calcium superphosphate, the water content of the culture medium is 65-70%, and the pH value is 6.5-7.5. The invention also provides a preparation method of the oyster mushroom culture medium, which comprises the following steps: mixing the materials according to the formula proportion, and uniformly stirring; adding clear water to adjust the water content to 65-70%, stirring, and standing for 12 hours to enable the raw materials to fully absorb water; the filling amount of each bag is 1.2 kg, sterilizing for 2-3 hours by adopting 121 DEG C high-pressure steam, and cooling to 25 DEG C or below for later use. By adding the purple perilla, the sasangua cake and the mint, the insect prevention performance of the culture medium is remarkably improved, the infectious microbe contamination rate is controlled to be 3% or below, the pest invasion rate is remarkably reduced, and the biological conversion rate and the oyster mushroom quality are remarkably superior to those of a traditional culture medium.

The invention relates to a preparation method of peppermint essence, which solves the problems of quick volatilization and poor durability of the traditional peppermint essence by optimizing the combination of essence components and a slow-release carrier by adopting a multi-layer microcapsule slow-release technology and a nanocapsule technology. According to the method, essence components such as menthol, menthone and leaf isovalerate are mixed with at least two layers of microcapsules, the outer layer microcapsules slowly release fragrance, the inner layer microcapsules quickly release fragrance, and it is ensured that the fragrance is kept for a long time in the using process. Meanwhile, the essence is uniformly dispersed in different carrier systems through ultrasonic-assisted emulsification by adopting a nanocapsule technology, so that the stability and dispersity of the essence are improved. In addition, the temperature-responsive and pH-responsive polymer materials are introduced, so that the release rate of the essence can be adjusted according to the external environment, and the adaptability of the essence is further enhanced.