179 results about "Steam distillation" patented technology

To provide a steam distillation system for producing clean water by purifying water.SOLUTION: A fluid steam distillation system is provided, the system comprises: a control system for controlling the fluid steam distillation device, the control system comprising, a release valve, a raw material flow controller for controlling a raw material flow rate valve, and a discharge level sensor connected to the release controller and the raw material flow rate controller. The discharge level sensor transmits a signal related to a discharge level to the discharge controller and the raw material flow rate controller which indicates the discharge level, the raw material flow rate controller drives the raw material flow rate valve on the basis of at least the discharge level sensor signal. The discharge controller drives the discharge valve on the basis of at least the discharge level sensor signal, and the discharge level and the raw material flow rate level are held by using the discharge level sensor signal as input.SELECTED DRAWING: Figure 75

The invention discloses a preparation method of ocimum gratissimum carbon dots and application of the ocimum gratissimum carbon dots in antibacterial drugs and food preservation. The preparation method of the ocimum gratissimum carbon dots comprises the following steps: performing steam distillation on ocimum gratissimum leaves to remove essential oil, drying in the shade, and crushing; adding an alcohol solvent into the powder, extracting, filtering, concentrating and drying to obtain an alcohol extract; dispersing the alcohol extract in distilled water, and stirring and pyrolyzing on a heating table; and diluting the pyrolysis product with distilled water, centrifuging, taking supernate, filtering with a filter membrane, dialyzing, and freeze-drying to obtain the carbon dots. The obtained carbon dots have a carbon dot-vesicle coexisting structure, and the average particle size is 5.732 + / -0.5 nm. The prepared ocimum gratissimum carbon dots can be applied to preparation of antibacterial drugs, especially drugs for inhibiting the activity of bacillus cereus and listeria, and the field of food preservation, and have the advantages of being wide in raw material source, simple in preparation method, low in cost, environmentally friendly and the like.

The invention discloses a coating material containing an agilawood component and a preparation method and application thereof, and belongs to the technical field of coating materials, a coating is composed of agilawood powder, paprika powder, natural glutinous rice glue, agilawood hydrolat and water, diatomite or beeswax emulsion can be selectively added, the oil content of the agilawood powder is larger than or equal to 15%, linalool is larger than or equal to 1.2 mg / g, and the agilawood powder is subjected to airflow crushing treatment; the glutinous rice glue is prepared by hydrolyzing starch, and the solid content is 25-35%; agilawood hydrolat is extracted through steam distillation, the concentration of agilawood alcohol is larger than or equal to 0.8 mg / mL, during preparation, raw materials are mixed and then stirred for 10-20 min at the high speed of 2500-3500 r / min at the temperature of 20-40 DEG C to form a stable system, the VOC content of the coating is smaller than 10 g / L, the coating meets the GB18582-2020 standard, the escherichia coli inhibition rate and the staphylococcus aureus inhibition rate are 95% and 98% respectively, the initial aroma intensity is 8.5 min (10 min), the coating is kept for 7.2 min after 12 months, the adhesive force is 0 grade, the pencil hardness is 2-4 H, and the coating is suitable for being applied to the field of medical care. The coating has the advantages of no less than 5000 times of washing resistance, no less than 91% of performance retention rate after 500 hours of ultraviolet aging, and suitableness for coating wall surfaces, furniture and handicrafts, and has the characteristics of aromatic physical therapy, antibiosis and environmental protection.

To solve the problem that commercially available rose incense kits cannot make a favorite rose scent because synthetic rose oil whose scent is scientifically reproduced and synthesized is used instead of rose oil extracted from fresh rose flowers, which cannot be used therefor due to profitability; and also to solve the problem that with a combination of only rose distilled warm water and powder, strong smell of the powder will overwhelm rose scent, and furthermore, if drying is insufficient, mold will grow on the work (incense).SOLUTION: There is provided a Rosa rugosa incense with a favorite scent that is made by using, instead of synthetic rose oil, Rosa rugosa, a deciduous shrub, of the genus Rosa, Rosaceae family, and that is also an incense on which mold hardly grows. An incense manufacturing method includes: distilling Rosa rugosa distilled warm water from Rosa rugosa flowers by a steam distillation method; and mixing the Rosa rugosa distilled warm water with powder of a commercially available rose kit, thereby, allowing changing the scent of the incense into an incense containing the scent of own favorite Rosa rugosa scent.SELECTED DRAWING: Figure 2

The invention belongs to the technical field of forest chemical industry and natural perfume extraction and separation, and particularly discloses a superheated steam distillation separation and recovery method for perfume components in cinnamon oil rectifying still residues. The method comprises the following steps: processing the cinnamon oil rectifying still residues by adopting a steam distillation method taking normal-pressure superheated steam as a desorption medium, carrying out condensation cooling and phase separation on distilled oil-water mixed gas, and collecting oily liquid or crystalline solid containing cinnamon spice components, and carrying out one or more physical isolation methods such as freezing crystallization, vacuum fractionation or rectification, recrystallization and the like to obtain natural cinnamon monomer spices such as o-methoxycinnamaldehyde, o-methoxycinnamic acid, phenethyl alcohol and the like. The method has the advantages of low equipment investment, simple and feasible operation, low production cost, clean and pollution-free process, good operation safety, high industrial application feasibility and the like.

The invention discloses an extraction method and application of lavender essential oil based on yeast fermentation pretreatment, and belongs to the technical field of plant active ingredient extraction. The method comprises the following steps: activating saccharomycetes, inoculating the saccharomycetes into a mixture containing a crushed lavender raw material and water, and fermenting at 30-38 DEG C for 20-28 hours to obtain fermentation liquor; then sterilizing and centrifuging the fermentation liquor to obtain supernate; and finally extracting the essential oil through steam distillation. Through yeast fermentation pretreatment, the lavender cell wall structure is effectively destroyed, essential oil release and active ingredient conversion are promoted, and the essential oil yield and antioxidant activity are remarkably improved. Compared with a traditional steam distillation method, the method has the advantages that the essential oil yield can be increased from 0.55% to 0.75% or above, and the DPPH free radical scavenging rate can be increased to 51.75% or above. The method is green in process and simple and convenient to operate, a new way is provided for high-value utilization of lavender resources, and the prepared essential oil can be used for developing cosmetics with anti-oxidation and anti-aging effects.

The invention belongs to the technical field of volatile oil extraction, and particularly relates to an extraction method of antiviral oral liquid volatile oil, which comprises the following steps: weighing medicinal materials according to a prescription proportion, crushing the medicinal materials, mixing, adding into a volatile oil extraction tank, adding ionic liquid, adding distilled water, heating, and separating water and volatile oil to obtain the antiviral oral liquid volatile oil. The method for extracting the volatile oil of the antiviral oral liquid has the beneficial effects that the volatile oil is extracted by adopting an ionic liquid assisted steam distillation extraction method, and compared with a traditional extraction method, the cost is reduced, the operation steps are simplified, and the extraction rate of the volatile oil is improved; by controlling the type and concentration of the ionic liquid and controlling the liquid-material ratio, the heating temperature and the heating time, the extraction rate of the volatile oil is improved, and the activity of antiviral components in the volatile oil is ensured; the feasibility in actual operation is considered when the extraction conditions are optimized, and the method is easier to industrially extract the antiviral oral liquid volatile oil on a large scale.

The invention provides a preparation method and application of borneol water with high natural borneol content, and belongs to the technical field of medicines, daily chemicals and aromatherapy. The invention provides a preparation method of borneol water with high natural borneol content, and the borneol water is prepared by directly adopting fresh crushed cinnamomum camphora leaves as a borneol donor based on a two-stage vacuum steam distillation-cyclodextrin reversible carrying coupling process. According to the method, through a'two-stage vacuum steam distillation-cyclodextrin reversible carrying 'coupling process, the content of borneol in a water phase reaches 0.60 + / -0.05 g / 100mL, the chemical purity is greater than or equal to 96%, and meanwhile, long-term clarification and stability are ensured. The obtained borneol water can be effectively used for treating infant eczema, chronic kidney disease related pruritus and relieving / inhibiting pain in the acute outbreak period of gout.

The invention relates to a preparation method of citrus essential oil and a product and application thereof, the preparation method comprises the following steps: (1) mixing a citrus peel raw material with enzyme and water, and performing enzymolysis treatment to obtain an enzymolysis treatment solution; (2) performing high-voltage pulse electric field treatment on the enzymolysis treatment liquid to obtain solid-liquid mixed liquid; and (3) carrying out steam distillation on the solid-liquid mixed solution, collecting distillate, and separating an oil phase to obtain the citrus essential oil. The citrus essential oil is prepared by utilizing an enzymolysis-high-pressure pulse-steam distillation combined extraction method, the extraction process is low in condition, no organic reagent is introduced, the extraction process is green and environment-friendly, the loss of volatile active ingredients of the essential oil is less, and two treatments of enzymolysis and high-pressure pulse are added before steam distillation treatment, so that the yield of the essential oil can be increased; moreover, the tyrosinase inhibitory activity and the anti-free radical activity of the essential oil are also obviously improved, and the two pre-treatments promote each other and have a synergistic effect in the aspect of the effects.

A process for preparing an ethylene polymer in a suspension polymerization including the steps of separating the formed suspension of ethylene polymer particles in a solid-liquid separator into wet ethylene polymer particles and mother liquor, transferring a part of the mother liquor into a work-up section including an evaporator for producing a wax-depleted portion of the mother liquor, a diluent distillation unit for producing isolated diluent from the wax-depleted portion of the mother liquor, and a wax removal unit operated by direct steam distillation for producing a gaseous hydrocarbon / steam mixture which is condensed and then separated into an aqueous phase and a hydrocarbon phase, wherein a first part of the hydrocarbon phase is transferred to the diluent distillation unit without passing the evaporator for producing the wax-depleted portion of the mother liquor.

The invention belongs to the technical field of plant extraction, and particularly relates to fokienia hodginsii heartwood essential oil and an extraction process and application thereof in termite prevention and control. The extraction process of the Fujian cypress heartwood essential oil comprises the following steps: mixing Fujian cypress heartwood powder, NaCl and water, carrying out ultrasonic treatment, carrying out steam distillation extraction treatment on the obtained mixture, and collecting an upper oily substance in an extracting solution, so as to obtain the Fujian cypress heartwood essential oil, the content of NaCl in the mixture is 8 to 10 weight percent. The key point of the invention is that NaCl with a specific concentration is added when the ultrasonic-assisted steam distillation extraction process is adopted to extract the essential oil from the Fujian cypress heartwood, so that on one hand, the extraction rate of the Fujian cypress heartwood essential oil can be improved, and on the other hand, the extraction of some heavy oil components with good biological activity in the Fujian cypress heartwood is facilitated; therefore, the obtained centella asiatica heartwood essential oil shows excellent contact killing, repelling and fumigating effects on termites.

The invention relates to the technical field of functional edible oil processing, and discloses zanthoxylum oil with an auxiliary anticancer function prepared on the basis of an aqueous enzymatic method, and the zanthoxylum oil is prepared from the following raw materials in parts by weight: 88-95 parts of zanthoxylum seed oil, 3-8 parts of high-purity oleoresin, 0.6 part of compound enzyme, 1-4 parts of volatile essential oil and 0.05 part of a stabilizer, the preparation method of the zanthoxylum oil with the auxiliary anticancer function based on the aqueous enzymatic method is characterized by specifically comprising the following steps: 1, mixing and adjusting the pH value: crushing zanthoxylum seeds, mixing the crushed zanthoxylum seeds with drinking water, and adjusting the pH value to 5.5; 2, enzymolysis: adding a compound enzyme, and carrying out enzymolysis at 50 DEG C for 4 hours; according to the present invention, through the specific raw material ratio and preparation steps, the low temperature enzymolysis process is adopted, the activity of alpha-linolenic acid and other heat-sensitive components is effectively retained, the composite enzymolysis cooperates with the steam distillation to achieve the efficient extraction and compounding of a variety of active components, and the anti-cancer function of the zanthoxylum oil is effectively improved.

The invention belongs to the technical field of biology, and particularly relates to application of a perilla frutescens extract in preparation of an anti-fatigue product. The perillene volatile oil is obtained by adopting a steam distillation method, and the perillene accounts for more than 10% of the total volatile oil. Further verification shows that the extracted perillene type volatile oil is safe and non-toxic, can improve exercise tolerance, improve muscle state and body physiological indexes, and has a good anti-fatigue effect. The perillene volatile oil can be used for developing anti-fatigue drugs, health care products or food products, and has a good application prospect.

The invention discloses a refining process capable of reducing loss of squalene in camellia oleifera seed oil. The refining process comprises the following steps: 1) degumming crude camellia oleifera seed oil; (2) deacidification; 3) deodorization: introducing water vapor into the deacidified oil subjected to deacidification treatment under the condition that the temperature is 110-120 DEG C, carrying out distillation deodorization for 30-45 minutes, then cooling, adding the nigre obtained by deacidification in the step 2), and carrying out adsorption treatment; 4) decoloring; and 5) winterizing to obtain the refined camellia oleosa seed oil. According to the method, the temperature of steam distillation deodorization can be reduced, the time of steam distillation deodorization is shortened, the energy consumption of steam distillation deodorization and the loss of squalene are reduced, and the quality of the refined camellia oleosa seed oil is improved; moreover, the removal rate of benzo (a) pyrene, di-n-butyl phthalate (DBP) and di (2-ethyl) hexyl phthalate (DEHP) can be effectively improved, and the safety of the camellia oleifera seed oil is improved.

The utility model discloses a Qinqiao oral liquid volatile oil extraction device which comprises a pure steam generator, a steam jet pump, an extraction tank, a lifting motor, a lifting screw rod, a material hanging basket, a valve, a first condenser, a second condenser, an oil-water separator and an aromatic water storage tank. According to the utility model, a water diffusion steam distillation technology is adopted, that is, steam is sprayed from the top of the tank through the steam jet pump at high pressure, the steam gradually permeates to a material layer from top to bottom and simultaneously pushes out air in the material layer, and volatile oil diffused and transferred by water can enter a condenser at the bottom of the tank without being completely gasified; the aromatic water enters the aromatic water storage tank through the oil-water separator after passing through the secondary condenser, distillation is uniform and complete, and water-oil condensate enters the condenser quickly, so that the obtained volatile oil is good in quality, high in yield, low in energy consumption and short in distillation time.

The invention relates to four novel glechoma longituba volatile oils and a preparation method thereof, and belongs to the technical field of biology. Transferring tissue-cultured glechoma longituba aseptic seedlings into a 1 / 2 Japanese garden test nutrient solution for culturing to obtain hydroponic glechoma longituba; the method comprises the following steps: carrying out stress water culture on glechoma longituba for 72 hours by using 0.4 wt / v% of Na2SO4, carrying out stress water culture on glechoma longituba for 4 hours, 48 hours and 96 hours by using 1.6 wt / v% of Na2SO4, harvesting stems and leaves of glechoma longituba, and extracting volatile oil by using a steam distillation method to obtain four types of volatile oil in total. The glechoma longituba volatile oil obtained by the invention is used for preparing medicines for resisting oxidation, reducing blood fat, protecting vascular endothelial cells, resisting cardiovascular and cerebrovascular system related diseases such as atherosclerosis and the like.

The application belongs to the technical field of substance analysis and detection, and provides an extraction method and a detection method for N-nitrosamine compounds in aquatic products. The N-nitrosamine compounds in the aquatic products to be measured are extracted by steam distillation, and the extraction rate of the N-nitrosamine compounds is high. The obtained distillate is purified and enriched by using an acid-modified coconut shell activated carbon column, the acid-modified coconut shell activated carbon column can effectively adsorb N-dimethyl-nitrosamine and N-diethyl-nitrosamine in the distillate, the acid-modified coconut shell activated carbon column is first eluted with n-hexane to remove part of the fat-soluble impurities, then N-dimethyl-nitrosamine and N-diethyl-nitrosamine are eluted with dichloromethane, due to the strong adsorption of the acid-modified coconut shell activated carbon column to the impurities, the impurities are not easily eluted by dichloromethane, so that the impurities, N-dimethyl-nitrosamine and N-diethyl-nitrosamine are effectively separated, and the purpose of purification is achieved.

The invention relates to the technical field of separation and purification, in particular to a method for preparing eugenol from clove oil plants, which comprises the following steps: (a) mixing clove buds or leaves with perlite according to a mass ratio of 1: (1.5-2) to obtain a mixture; (b) an anti-oxidation composite liquid is added into the mixed material, the mixture is stirred to be uniform and then left to stand, a pretreated material is obtained, and the anti-oxidation composite liquid comprises ascorbic acid, citric acid and glycerin; (c) loading the pretreated material into a distillation device, carrying out gradient heating steam distillation, and collecting condensate; (d) performing low-temperature vacuum concentration on the condensate to obtain crude eugenol; and (e) mixing the crude eugenol with a molecular sieve according to a mass ratio of 1: (3-5), adsorbing, and filtering to obtain refined eugenol. The invention provides an efficient, stable and environment-friendly eugenol purification method, by introducing a novel protective agent system and a staged temperature control rectification technology, the occurrence rate of thermal decomposition and oxidation reaction is remarkably reduced, and the product purity and the production efficiency are improved.

The invention relates to the technical field of sanitary pest control, and discloses a mosquito-repelling, itching-relieving and swelling-eliminating composition and a preparation method thereof.The mosquito-repelling, itching-relieving and swelling-eliminating composition comprises clerodendrum sativum hydrolat and tithonia diversifolia hydrolat, the clerodendrum sativum hydrolat is obtained through extraction with an ultrasonic and steam distillation combined method, and the tithonia diversifolia hydrolat is obtained through a rotary evaporator. Extracting under reduced pressure; the mosquito-repellent liquid is scientific and reasonable in formula, safe, efficient, low in price and simple in preparation process, and has triple effects of repelling mosquitoes, relieving itching and diminishing swelling.

This invention discloses a topical traditional Chinese medicine composition for relieving pain and its preparation method, belonging to the field of traditional Chinese medicine preparation technology. The topical traditional Chinese medicine composition for relieving pain is made from the following raw materials in parts by weight: Angelica sinensis 5-25 parts, Ligusticum striatum 5-20 parts, Lycopodium clavatum 10-35 parts, Artemisia argyi 5-25 parts, artificial Phellodendron chinense 3-18 parts, Clematis chinensis 10-40 parts, and Angelica dahurica 5-20 parts. This invention uses steam distillation to extract volatile oils and a dual-solvent gradient extraction method with the residue, which not only fully extracts the volatile fat-soluble components from Angelica sinensis, Ligusticum striatum, and Angelica dahurica, but also efficiently extracts the water-soluble components from artificial Phellodendron chinense, Lycopodium clavatum, and other medicinal materials. Experimental results show that the extraction rates of ferulic acid, ligustilide, imperatorin, and berberine hydrochloride in Example 1 of this invention reached 89.23%, 92.56%, 90.12%, and 93.45%, respectively, which are 110.7%, 223.1%, 75.8%, and 23.6% higher than those of conventional water decoction process, thus improving the utilization rate of raw materials.

The invention discloses a herbal tea beverage containing elsholtzia rugulosa and a preparation method thereof. The herbal tea beverage is prepared from elsholtzia rugulosa, honeysuckle, chrysanthemum, dandelion, momordica grosvenori, cane sugar and citric acid according to a specific ratio. The preparation method comprises the following steps: respectively extracting volatile oil in elsholtzia rugulosa and honeysuckle by adopting a cellulase-assisted steam distillation method, and preparing the volatile oil into microcapsules to keep stable; extracting active ingredients of the chrysanthemum, the dandelion and the momordica grosvenori at low temperature by adopting a cellulase-assisted ultrasonic method; and finally, mixing and blending the extracting solution with the volatile oil microcapsules, cane sugar, citric acid and the like, sterilizing and filling. The preparation method effectively solves the technical problems that volatile oil is easy to lose and thermosensitive components are easy to destroy in the traditional process, the prepared herbal tea beverage maximally retains active components and unique faint scent of the raw materials, has the advantages of clearing away heat and toxic materials, and being good in taste, good in stability and long in shelf life, and meanwhile provides a new way for developing special ethnic plant resources.

The invention provides application of longan peel essential oil in preparation of a repairing and whitening product, and an extraction method of the longan peel essential oil comprises the following steps: (1) cleaning longan peel, drying and crushing to obtain longan peel powder; and (2) adding the longan peel powder into deionized water, performing steam distillation extraction, collecting distillate, and performing normal-pressure condensation to obtain the longan peel essential oil. A product prepared from the extracted longan peel essential oil has good repairing and whitening effects. The extraction process of the longan peel essential oil is low in cost, simple in flow and easy to popularize on a large scale, fills the blank of processing and utilization of the longan peel at present, realizes high-value utilization of longan processing byproducts, and has a good development prospect.

The invention belongs to the technical field of plant extraction, and provides a citron extract as well as a preparation method and application thereof. The preparation method comprises the following steps: pre-treating to remove volatile components by using a water steam distillation method, heating, refluxing and extracting by using ethanol, filtering, concentrating, separating and purifying by using macroporous resin, concentrating, drying and the like. The extraction efficiency is high, energy is saved, the environment is protected, the production period is greatly shortened, and the citron active matter can be rapidly extracted. The prepared citron extract is stable in quality, the content of active ingredients such as naringin and the like in the extract is relatively high, volatile ingredients such as essential oil and the like are removed, and the purity of the extract and the safety of people with sensitive skin are guaranteed. The obtained citron extract has excellent skin moisturizing, anti-inflammatory, anti-allergy, emotion beautifying and anti-aging capabilities, is very friendly to people with sensitive skin, has higher stability, is suitable for large-scale production, and has important application value in preparation of large-scale healthy products and products with emotion beautifying or oral beautifying effects.

This invention discloses a multi-target synergistic preservation method for fruits and vegetables based on the active ingredients of Torreya grandis aril, belonging to the field of fruit and vegetable preservation technology. The method includes the following steps: Step 1: Using Torreya grandis aril as raw material, Torreya grandis aril essential oil is extracted by steam distillation. This multi-target synergistic preservation method for fruits and vegetables based on the active ingredients of Torreya grandis aril combines four active ingredients—3-carene, D-limonene, δ-juniperol, and δ-juniperene—from the Torreya grandis aril essential oil with chitosan to construct an integrated synergistic preservation system of "antioxidant—enzyme inhibition—film protection—antibacterial action." This system protects the integrity of fruit cell membranes and delays softening and water loss, thereby overcoming the shortcomings of existing technologies that are single-function and unstable in effect. It achieves precise, multi-target intervention across the entire chain of postharvest physiological decline in perishable fruits and vegetables.

The present invention provides a preparation method for extracting volatile oil of Chimonanthus chinensis leaves by ultrasonic-assisted steam distillation and its application in improving ulcerative colitis drugs. The method includes crushing Chimonanthus chinensis leaves to a specific particle size and then performing ultrasonic treatment and steam distillation under optimized conditions, and finally achieving 2.5% to 4% high-efficiency extraction. Volatile oil is rich in phellandrene, α-terpineol and (+)-limonene, accounting for more than 50% of the total mass. Pharmacological experiments show that this volatile oil can significantly reduce the levels of pro-inflammatory factors interleukin 6 (IL-6), interleukin 1β (IL-1β) and tumor necrosis factor α (TNF-α) in mouse serum, increase anti-inflammatory factor interleukin 10 (IL-10); increase the expression of tight junction protein ZO-1, protect the integrity of mouse intestinal epithelial barrier; and significantly downregulate the expression of proline hydroxylase 3 factor of HIF-1 pathway to inhibit inflammation.

The invention discloses a steam distillation device for extracting natural product volatile oil, and relates to the technical field of distillation devices, the steam distillation device comprises a mounting rack, a heating tank fixedly connected to the mounting rack, a condensation collection assembly communicated to the top of the heating tank, and a side door mounted on the side surface, and also comprises a bearing mechanism, the bearing mechanism comprises a plurality of bearing assemblies connected to the inner wall of the heating tank, and the same porous disc is placed at the output ends of the bearing assemblies. And an auxiliary mechanism. By arranging the bearing mechanism and the auxiliary mechanism, the ginger slices on the upper layer of the porous disc are punctured, the surface area and porosity of the ginger slices are increased, water vapor can penetrate through the ginger slices more easily, the distillation process is accelerated, and the extraction efficiency of essential oil is improved; the ginger slices on the porous disc are shoveled, turned and extruded, so that the effects of distilling and pricking the ginger slices are improved, cells of the ginger slices are further damaged, more essential oil components are extruded out, and the extraction efficiency and yield of the essential oil are improved.

The invention belongs to the technical field of food processing, and particularly relates to a preparation method of a beverage containing a wormwood extract. Artemisia vulgaris (Artemisia) is an Asteraceae Artemisia (Artemisia) perennial herbaceous plant, and the Asteraceae Artemisia (Artemisia) perennial herbaceous plant is selected from the group consisting of Artemisia The invention aims to improve the utilization value of wormwood, and provides the preparation method of the beverage containing the wormwood extract aiming at the characteristic that the wormwood is rich in various beneficial components. The method specifically comprises the following steps: crushing dried wormwood, and extracting volatile components by adopting a steam distillation method; and filtering residues obtained after steam distillation, extracting with water for three times, and combining filtrates to obtain water-soluble components. Adding the water-soluble components and the volatile components into other components for adjusting the taste, uniformly mixing, bottling, and sterilizing in a water bath at 70-100 DEG C for 30 minutes to obtain a finished product. The preparation method is beneficial to development and utilization of wormwood in the aspect of beverages.

The invention relates to a novel traditional Chinese medicine preparation for children and adults, in particular to a bacteriostatic foot-protecting emulsifiable paste, which is characterized in that the product only comprises a main medicine and an emulsifier, the main medicine is cinnamon extract and is extracted by adopting a traditional steam distillation method, the concentration of cinnamyl aldehyde and other cinnamon extract of the product is 51.8%, the oral dose of cinnamyl aldehyde can be 50mg / mL for human beings, the oral dose of cinnamyl aldehyde can be 150mg / mL for animals, and the oral dose of cinnamyl aldehyde can be 4mg / mL for animals. The emulsifier soybean soft phosphatide is extracted from pure natural soybeans, the extract can be directly stirred with the soybean soft phosphatide to form cream, the soybean soft phosphatide is widely used and eaten at home and abroad, compared with existing cosmetics, the cosmetic has the advantages of no toxicity, no side effect and safety and reliability in use, the technology is simple, the equipment is low in cost and easy to obtain, the occupied area is small, and the cosmetic is suitable for large-scale popularization and application. The requirements for operators are low, technical training is not needed, timing and quantification can be achieved, residues can be produced into antibacterial footbath liquid through simple alcohol extraction, the residues are free of pollution and easy to clean, and the product is used for foot care at night and does not affect use of other articles in the daytime.

The utility model relates to the technical field of wine brewing equipment, in particular to air cooling equipment for wine brewing, which comprises an air cooling box, a frequency conversion fan is mounted in an air outlet at the top of the air cooling box, an annular heat dissipation pipeline is arranged in the air cooling box, a plurality of heat dissipation fins are sleeved outside the heat dissipation pipeline, and a plurality of air outlets are formed in the top of the air cooling box. The inlet end of the heat dissipation pipeline is externally connected into a supply box outside the air cooling box through a steam inlet pipe, a three-way pipe is arranged at the outlet end of the heat dissipation pipeline, a gas port of the three-way pipe is connected with the supply box through an exhaust pipeline, a liquid port of the three-way pipe is connected with a wine outlet pipeline, and a steam-liquid pressure cylinder is arranged in the supply box. Wine steam is conveyed into the air cooling box through the steam-liquid pressure cylinder, air cooling is achieved, the water cooling mode of the wine steam is optimized into the air cooling mode, the cooling cost can be reduced, the wine steam cooling process is controllable, the wine steam distillation speed and the raw wine product separation effect can be improved, and the wine outlet quality is guaranteed.

The invention discloses a method for extracting fennel essential oil based on a choline chloride-citric acid natural eutectic solvent. According to the method, fennel fruits are crushed, a choline chloride-citric acid NADES aqueous solution is used as a solvent, fennel essential oil is extracted by using an ultrasonic-assisted steam distillation method, the yield of the fennel essential oil and the contents of four main components such as trans-anethole are used as evaluation indexes, weights are given to the indexes by using an entropy weight method, and comprehensive scores are calculated. And finally, evaluating the anti-inflammatory activity of the fennel essential oil by using an RAW264.7 cell LPS induced anti-inflammatory model. The natural eutectic solvent is combined with the ultrasonic-assisted steam distillation technology, the extraction method has the characteristics of short extraction time, easiness in operation and low cost, and the fennel essential oil obtained by the novel extraction method is higher in yield, more in volatile components, better in anti-inflammatory activity and suitable for industrial production. A new means and a theoretical basis are provided for industrial popularization of the fennel essential oil and application of the fennel essential oil in the field of biological medicines.