113results about How to "High extraction rate" patented technology

The invention provides a composition for treating nerve headache and a preparation method thereof, and belongs to the technical field of medicines. The preparation method comprises the following steps: carrying out steam explosion treatment on traditional Chinese medicine powder, adding the traditional Chinese medicine powder into saline water, decocting, filtering, standing filtrate to separate out a hydrochloric acid extract, adding filter residues into ethanol, adsorbing by a magnetic adsorbent, separating by a magnet, eluting, desorbing, recovering an eluent to obtain an alcohol extract, mixing and grinding the alcohol extract, the hydrochloric acid extract and flunarizine hydrochloride / nimodipine eutectic, and filling capsules with the alcohol extract and the flunarizine hydrochloride / nimodipine eutectic. The composition for treating the nerve headache is prepared. The traditional Chinese medicine composition treats neuropathic migraine through a method of combining traditional Chinese medicine and western medicine, treats both symptoms and root causes, and is good in effect and quick and lasting in effect.

This invention provides a resource recovery device system for lithium precipitation mother liquor. Through the coordinated use of a pretreatment unit, conditioning unit, extraction unit, washing unit, back-extraction unit, and raffinate post-treatment unit connected in sequence, it achieves maximum recovery and utilization of lithium ions in the lithium precipitation mother liquor, reduces lithium resource waste, ensures the greenness, stability, and controllability of the extraction process, and results in a high-lithium liquid product with low metal impurity ion content and high lithium extraction rate, while the raffinate meets discharge standards. The resource recovery device system has a simple structure, low operation difficulty, and low manufacturing cost.

The invention relates to the technical field of plant essential oil extraction, and discloses a valerian-rich rhizoma nardostachyos essential oil directional preparation process, which comprises: taking a functionalized compound solvent, adding rhizoma nardostachyos coarse powder according to a liquid-solid ratio, stirring and soaking to obtain a solid-liquid mixture; the solvent component comprises process water, sodium xylene sulfonate, dipotassium phosphate and polyethylene glycol 400; introducing steam into the mixture, heating to maintain slight boiling, carrying out first-stage distillation, and removing distilled low-boiling-point components to obtain resident in the kettle; cooling the resident to a constant temperature, adding sodium chloride, and stirring until the sodium chloride is dissolved to obtain a heterogeneous mixed system; the heating system is subjected to second-stage distillation, and distillate is collected; and carrying out oil-water separation on the distillate, and collecting an oil phase to obtain a finished product of the rhizoma nardostachyos essential oil. According to the method disclosed by the invention, a hydrotropy-salting-out phase change mechanism is matched with fractional distillation, so that high-efficiency desorption and directional enrichment of valerianone which is difficult to volatilize are realized while acidic and light component impurities are removed.

The application discloses a method for extracting soybean saponins and soybean oligosaccharides, and belongs to the technical field of natural product extraction. The method comprises the following steps: puffing treatment of soybean meal, wall breaking treatment in a high-voltage electric field; acid precipitation, collection of supernatant; after ultrasonic oscillation of the supernatant, a composite enzyme is added for enzymolysis, and a material liquid after enzymolysis is obtained; after filtration of the material liquid, the material liquid is loaded onto a macroporous resin column for adsorption, and after completion of the adsorption, effluent is collected; the effluent is purified and concentrated to obtain soybean oligosaccharides; an ethanol solution is used to elute the resin column, and eluate is collected; the eluate is recovered by ethanol and dried to obtain soybean saponins; the composite enzyme comprises amylase and beta-glucosidase. The method can significantly improve the extraction rate and purity of soybean saponins and soybean oligosaccharides, the whole process uses water as the main solvent, the consumption of organic solvents and the pollution to the environment are reduced, and the unit process water consumption, unit energy consumption and unit cost are reduced.

The invention belongs to the technical field of perilla oil extraction, and discloses a perilla oil extraction device which comprises a tank body, a support is fixedly installed on the tank body, a ball head is fixedly installed on the support, the ball head is installed in a ball seat in a matched mode, and an outer cylinder is connected to the ball seat through a connecting frame. The inner cylinder is supported by the ejector rod and the guide wheel, so that the filter screen can be always kept in an inclined state, oil can be always naturally collected to a residue-free area in the filtering process, residues at a high position are promoted to be precipitated at a shallow layer under the action of oil flow, the filtering efficiency and the utilization rate of the filter screen are greatly improved, and the service life of the filter screen is prolonged. And in the process of collecting the residues, secondary recovery of grease can be realized through the permeation holes in the sleeve, so that the content of grease in the residues is reduced, the problem of grease waste is reduced, and the extraction rate of perilla oil is improved.

The utility model relates to the technical field of medicinal plant raw material extraction, especially relates to a low-temperature press of sea buckthorn seed oil. A low-temperature press of sea buckthorn seed oil has a support, a press cylinder, a first servo motor, a spiral oil press roller, an oil storage tank and an arc-shaped heat dissipation fin group, the press cylinder is installed at the top of the support, the right side of the press cylinder is provided with the first servo motor, the output shaft of the first servo motor is fixedly connected with the spiral oil press roller, the space inside the press cylinder and the spiral oil press roller gradually decreases from right to left, the lower part of the press cylinder is fixedly connected with the oil storage tank, and the upper part of the press cylinder is fixedly connected with the arc-shaped heat dissipation fin group in a symmetrical manner around the periphery. The utility model adopts the design that the spiral oil press roller and the internal space of the press cylinder gradually decrease, and is combined with the arc-shaped heat dissipation fin group, so that the oil extraction rate is improved, the effective heat dissipation system is matched to maintain a low-temperature operation environment, the nutritional ingredients in the sea buckthorn seed oil are maximally reserved, and the quality of the product is improved.

The utility model belongs to the technical field of wormwood essential oil processing, and particularly relates to a separation and measurement device for wormwood essential oil extraction, which comprises a bottom plate, and a distillation unit, a condensation unit and a separation unit which are fixed by a support are sequentially and fixedly arranged on the bottom plate; the distillation unit comprises a distillation tower of which the top is provided with a steam outlet, and a plurality of layers of partition plates are axially arranged in the distillation tower at intervals; a steam outlet of the distillation tower is connected to a steam inlet in the top of the condensation unit through a connecting pipe, and the condensation unit and the distillation unit form a water circulation path through a water conveying pipe arranged at the bottom; according to the device disclosed by the utility model, a plurality of partition plates are arranged in the distillation tower, so that the contact area between wormwood and water vapor is increased in the heating process, the essential oil extraction rate is improved, and the extraction efficiency of the wormwood is improved. The distillation unit and the condensation unit are provided with a water circulation path formed by a water conveying pipe, so that water is recycled, and energy and water are saved.

The application provides a palladium ion extractant material and a preparation method thereof, and the pyridine-oxadiazole ligand is used as the extractant, most Pd 2+ in the aqueous phase can be extracted into the organic phase in a short time, and has a very high extraction rate; selective extraction separation of Pd 2+ under acidic conditions can be realized, the applicable range of acidity is wide, and excellent extraction capacity is achieved in the range of 0.2-4M nitric acid concentration; the extractant has excellent selectivity to Pd 2+ in the aqueous phase containing various metal ions; the pyridine-oxadiazole extractant has a good application prospect in the separation and recovery of Pd 2+ in high-level radioactive waste; the m-nitro-trifluorotoluene is used as a diluent of the extraction system, has good solubility to the organic ligand and the extractant, and the 2-bromohexanoic acid can increase the lipophilicity of the extractant.

The invention belongs to the technical field of plant beverage processing, and particularly relates to a gingko, dendrobium officinale and ginseng plant beverage crushing, mixing and preparing device which comprises a mixing and preparing machine, a universal pulverizer, an ultrafine pulverizer, a freezing pulverizer and a high-pressure homogenizer, and the mixing and preparing machine comprises a material cavity, a feeding opening, a discharging opening and a stirring mechanism; the preparation method of the mixing preparation machine comprises the following preparation steps: S1, raw material pretreatment: selecting ginkgo leaves, fresh dendrobium officinale strips and ginseng rhizomes which are free of mildew and diseases and insect pests, cleaning the ginkgo leaves, drying the ginkgo leaves with hot air, removing fibrous roots from the fresh dendrobium officinale strips, cutting the fresh dendrobium officinale strips into long sections, peeling the ginseng rhizomes, and cutting the peeled ginseng rhizomes into long slices; s2, graded crushing is conducted, specifically, the pretreated ginkgo leaves are put into a universal pulverizer to be pulverized and then transferred into an ultrafine pulverizer to be further pulverized into fine particles, and the device solves the problems that when the ginkgo, dendrobium officinale and ginseng plant beverage is prepared through crushing and mixing at present, the mixing effect is poor, and the stability and taste of the beverage are directly affected.

The invention discloses a cyclocarya paliurus eurotium cristatum dark tea compound beverage and a preparation method thereof. The method comprises the following steps: a biotransformation extraction step: crushing herbal raw materials to obtain mixed micro-powder, and carrying out co-fermentation enzymolysis on the mixed micro-powder and activated eurotium cristatum-containing golden flower dark tea powder in water to obtain a biotransformation herbal extracting solution; a coffee extraction step: performing low-temperature extraction and concentration on coffee beans to obtain a coffee concentrated solution; homogenizing and embedding, namely mixing the extracting solution, the concentrated solution and inulin, and performing high-pressure homogenizing treatment; and a drying and forming step: performing vacuum freeze drying on the homogenized feed liquid to obtain powder. The composition comprises the biotransformed herbal component prepared by the method, a coffee component and an inulin component. Herbal raw materials are biologically converted through an extracellular enzyme system of eurotium cristatum, the dissolution rate of functional components is increased, natural bitterness removal and sweetness increase are achieved, the product flavor is improved, and the biological activity is enhanced.

The invention relates to the technical field of traditional Chinese medicine and health food processing, and discloses a preparation process and application of a black ginseng extract lozenge, and the preparation process comprises the following steps: crushing starch, powdered sugar and polyethylene glycol in parts by weight, and sieving for later use; performing ultrasonic extraction and vacuum concentration on the black ginseng to obtain a black ginseng concentrated solution; slowly adding a pre-prepared black ginseng concentrated solution into the sieved starch and powdered sugar, and stirring to prepare a soft material; granulating, drying and finishing the soft material to obtain dry granules; and adding sieved polyethylene glycol into the dry particles, uniformly mixing, tabletting, forming, and sterilizing by ultraviolet radiation to obtain the buccal tablets. According to the method, ultrasonic-assisted extraction is adopted, so that degradation of heat-sensitive rare saponin is avoided; the concentrated solution is directly granulated, so that the difficulty that the extract absorbs moisture and is sticky is overcome, and the forming rate is increased; the prepared lozenge can activate a PI3K-Akt signal channel and regulate release of 5-HT, and can be used for preparing products for relieving chronic fatigue syndrome and improving spatial cognitive impairment.

This invention discloses a method for irradiation pretreatment-assisted extraction of Epimedium. Specifically, it discloses a method for extracting the active ingredients of Epimedium, including the following steps: A1) sealing dried Epimedium in a packaging bag, and irradiating the sealed Epimedium with an electron beam at room temperature; A2) pulverizing and sieving the irradiated Epimedium to obtain Epimedium powder; A3) soaking the Epimedium powder in a solvent, ultrasonicating, centrifuging, and collecting the supernatant to obtain Epimedium extract. The method of this invention significantly improves the extraction yield of total flavonoids, total flavonol glycosides, and active substances such as icariin and citric acid C from Epimedium. Simultaneously, the Epimedium extract also significantly enhances the ABTS free radical scavenging activity and hydroxyl free radical scavenging activity. This invention provides high-quality raw materials for the preparation of icariin monomers and the development of health products, and broadens the application scope of irradiation technology.

This invention discloses a forest-grown Panax notoginseng extract, an oral liquid, its preparation method, and its application, belonging to the field of Panax notoginseng processing technology. The preparation method includes the following steps: (1) fresh forest-grown Panax notoginseng is crushed with water to obtain a Panax notoginseng suspension; (2) a complex enzyme is added to the Panax notoginseng suspension for enzymatic hydrolysis to obtain an enzymatic hydrolysate; (3) the enzyme inactivation of the hydrolysate, solid-liquid separation, and concentration of the clear liquid are obtained; the complex enzyme is cellulase, xylanase, and flavor protease, and the mass ratio of cellulase, xylanase, and flavor protease is 10-20:3-7:2-6. The Panax notoginseng extract prepared by enzymatic hydrolysis using forest-grown Panax notoginseng as raw material has the effects of assisting in lowering blood pressure and enhancing immunity. Compared with conventional Panax notoginseng extracts, this invention has a better effect in assisting in lowering blood pressure.

This invention relates to a method for the stepwise recovery of magnesium and calcium from high-salinity brine. The method includes the following steps: first, mixing the high-salinity brine with an extraction system for extraction to obtain an organic phase loaded with magnesium and calcium; then, mixing the magnesium- and calcium-loaded organic phase with a first back-extraction system for a first back-extraction to obtain a magnesium back-extraction solution and a calcium-loaded organic phase; subsequently, mixing the calcium-loaded organic phase with a second back-extraction system for a second back-extraction to obtain a calcium back-extraction solution; the high-salinity brine contains Cl... ‑ The concentration is ≥150 g / L, and the extraction system includes a combination of β-diketone extractants and neutral phosphorus extractants; the method achieves efficient separation and recovery of magnesium and calcium in high-salinity brine, Mg 2+ / Ca 2+ The separation coefficient is preferably as high as 2000 or more, Mg 2+ The recovery rate is preferably as high as 99.5% or more; Ca 2+ The recovery rate is preferably as high as 99.0%.

The invention discloses an ultrasonic extraction method for optimizing geniposide in gardenia by a response surface method, and belongs to the field of extraction of active ingredients of traditional Chinese medicines. The ultrasonic extraction method for optimizing geniposide in fructus gardeniae through the response surface method comprises the following steps: shelling fructus gardeniae, and then crushing the fructus gardeniae to obtain fructus gardeniae powder; drawing a geniposide standard curve through a geniposide standard product; mixing the gardenia powder with an ethanol solution, and performing ultrasonic-assisted extraction to obtain geniposide; the extraction conditions are determined through a single factor test and a response surface test. According to the method, key influence factors (ethanol concentration, material-liquid ratio and ultrasonic time) are preliminarily determined through a single-factor test, interaction of the key influence factors is further analyzed by utilizing a response surface method, and extraction process parameters of geniposide are optimized. Test results show that the extraction process significantly improves the extraction rate of geniposide, and provides a reliable and convenient process scheme for efficient utilization of cape jasmine resources.

The invention relates to the technical field of plant extraction, in particular to a method for extracting poria cocos triterpenoids based on a supramolecular solvent and application of the poria cocos triterpenoids. The method comprises the following steps: extracting poria cocos powder by adopting a supramolecular solvent, carrying out solid-liquid separation, and collecting to obtain a liquid containing triterpenoids; the supramolecular solvent consists of a hydrogen bond acceptor, a hydrogen bond donor and water; the hydrogen bond acceptor comprises at least one of betaine and menthol, and the hydrogen bond donor comprises at least one of 1, 2-butanediol, thymol, aminobutyric acid, lactic acid and camphor. The method has the advantages of being high in extraction rate, more environmentally friendly and higher in whitening and anti-inflammatory activity.

This invention relates to the field of natural product separation and recombination, and particularly to a recombinant saponin from *Gleditsia sinensis* and its preparation method. The method includes: 1) crude saponin extraction: water extraction of *Gleditsia sinensis* pericarp to obtain a crude saponin solution; 2) impurity removal: loading the crude saponin aqueous solution into macroporous adsorption resin AB-8 and eluting to remove impurities; 3) saponin component separation: eluting sequentially with 25-35% ethanol solution, 40-50% ethanol solution, 55-65% ethanol solution, and 70-80% ethanol solution to obtain S30, S45, S60, and S75 saponin components, respectively; 4) saponin hydrolysis: hydrolyzing the S45 saponin component to obtain hydrolyzed saponin; 5) saponin component recombination: recombining the saponin components obtained in steps 3) and 4) with the hydrolyzed saponin to obtain recombinant saponin from *Gleditsia sinensis*. This invention enables saponin purification and improves the surface activity of *Gleditsia sinensis*.

This utility model relates to the technical field of beverage extraction equipment, specifically disclosing a pecan beverage extraction device with homogenization assistance. The device includes a vessel body, which is the main equipment for pecan beverage extraction. The upper cover of the vessel body is penetrated by the output end of a drive motor, which is connected to a stirring rod. The bottom end of the stirring rod is rotatably connected to the top end of a support frame, and the bottom end of the support frame is aligned with the bottom opening of the vessel body. In this pecan beverage extraction device with homogenization assistance, the drive motor rotates the stirring rod. The spiral-shaped stirring blades on the outer wall of the stirring rod, while rotating, cause the material to move in a circular motion. The spiral shape generates axial thrust, promoting the liquid to circulate up and down, enhancing the stirring effect. This allows the extract to fully contact the pecan raw material, effectively increasing the extraction rate of water-soluble active substances, improving the overall extraction effect, reducing raw material waste, strengthening the stirring action, and accelerating the extraction process.

This invention discloses an apparatus and method for preparing fresh Dendrobium officinale extract, belonging to the field of medicinal plant processing. It solves the problems of low extraction rate of active ingredients, loss of heat-sensitive components, short shelf life, high cost, and difficulty in industrialization in existing fresh Dendrobium officinale processing methods. The apparatus consists of a cutting machine, an automatic conveying system, a pure copper tank, a dedicated grinder, a plate centrifuge, a homogenizer, a DSI instantaneous sterilizer, and a Class 100 aseptic filling platform connected sequentially, adaptable to the entire fresh Dendrobium officinale processing flow. The method uses fresh stems of Dendrobium officinale (green-stemmed ironwood / Dendrobium huoshanense) as raw material. After pretreatment and 2-5mm slicing, the stems are ground with tap water boiled and cooled to 2-8℃ in a copper tank at a material-to-liquid ratio of 1:15-30 to break the cell walls. The mixture then undergoes solid-liquid separation, homogenization, DSI instantaneous sterilization, and aseptic filling to obtain the finished product. The total time from slicing to sterilization is ≤4 hours. This invention improves the retention and yield of active ingredients (95.5%), reduces overall costs by 21.95%, and the product has a shelf life of over 6 months at room temperature away from light. It has a bright green color, a strong gelatinous texture, and can be compounded or further processed, resulting in high market value.

The invention discloses a preparation method of a traditional Chinese medicine composition for treating skin tinea, allergic dermatitis and acne, and relates to the field of pharmaceutical preparations, the extraction rate of gallic acid and ethyl gallate contained in total tannin in fructus chebulae flesh, fructus terminaliae billericae flesh and fructus chebulae immaturus is improved through an enzymolysis method, and the transfer rate of effective components of quercetin is improved through a boiling granulation technology; therefore, the effect of treating psoriasis of the composition is improved. By adopting a boiling granulation technology, the technical problems of long preparation period and high cost in the prior art are solved. The release speed of aloe in intestinal tracts is controlled by adopting a slow release technology, and the upper and lower limit content range of barbaloin is controlled to reduce the occurrence rate of adverse reactions of the composition. Meanwhile, butyl hydroxy anisd (BHA), butylated hydroxytoluene (BHT) and a citric acid system are adopted, so that the problems of PEO skeleton degradation, out-of-control drug release behavior and insufficient main drug stability of the barbaloin-PEO sustained release preparation are solved.

This invention relates to an extraction method for enhancing the hypoglycemic activity of mulberry leaf peptides. Freshly harvested mulberry leaves are washed, crushed, and then water and alkaline protease are added for extraction. After extraction, the enzyme is inactivated to obtain the mulberry leaf peptide extract. The extract is then filtered through a plate and frame filter to obtain a clear liquid and a residue. The clear liquid is further fractionated using ultrafiltration and nanofiltration membranes to obtain components with different molecular weight ranges. These components are then concentrated, sterilized using filter cartridges, and spray-dried to obtain products with different molecular weight ranges. This invention utilizes a fractionation and purification technology in the mulberry leaf peptide extraction process, resulting in different grades of mulberry leaf peptide products suitable for various hypoglycemic cases and scenarios.

The application provides a method for strengthening leaching of ionic rare earth, which is based on regulation of ZETA potential and seepage rate of clay mineral by cation and anion coordination adsorption to improve leaching efficiency of ionic rare earth, and comprises the following steps: providing ionic rare earth ore, citrate solution and non-ammonium inorganic salt solution, wherein the liquid-solid ratio of the citrate solution to the ionic rare earth ore is 0.1-0.5:1, and the liquid-solid ratio of the non-ammonium inorganic salt solution to the ionic rare earth ore is 0.9-0.5:1; using the citrate solution to perform first leaching treatment on the ionic rare earth ore to obtain first leaching solution; using the non-ammonium inorganic salt solution to perform second leaching treatment on the ionic rare earth ore to obtain second leaching solution; performing first post-processing treatment on the first leaching solution to obtain rare earth; and performing second post-processing treatment on the second leaching solution to obtain rare earth. The method for leaching ionic rare earth has the advantage of high leaching rate.

The invention discloses a tea seed cake processing method and application thereof, and relates to the field of tea seed cake processing.The tea seed cake processing method comprises the following steps that a microorganism compound seed solution is obtained, and microorganisms comprise bacillus safensis and bacillus licheniformis; inoculating the microbial composite seed liquid into a tea seed cake solid culture medium, and performing solid fermentation to obtain a fermentation product; performing primary purification treatment on the fermentation product to separate out tea saponin and a first mixture; performing secondary purification treatment on the first mixture to separate out tea polysaccharide and a second mixture; and drying the second mixture to obtain the high-protein feed. Through microbial fermentation, non-protein substances in the tea seed meal are converted into protein, the protein content in the tea seed meal is increased, tea saponin and tea polysaccharide in the tea seed meal are extracted, the utilization rate of the tea seed meal is increased, the conversion rate of the tea saponin and the tea polysaccharide is increased, and high-value utilization of the tea seed meal is achieved.

The present application belongs to the technical field of lithium resource leaching, and relates to a method for preparing battery-grade lithium carbonate from low-grade lepidolite. The method comprises the following steps: raw material pretreatment, acid leaching reaction, membrane separation and purification, valuable metal separation and recovery, deep impurity removal and refinement, lithium precipitation and product forming. In the lithium extraction method, low-grade lepidolite, dilute hydrochloric acid and a catalyst are added into a specific plastic reaction kettle at a certain liquid-solid ratio for low-temperature and normal-pressure reaction, and then battery-grade lithium carbonate and other high-value-added products are obtained through subsequent solid-liquid separation, washing, membrane separation, byproduct separation and lithium precipitation processes. The method is energy-saving and environment-friendly, can improve the leaching rate of lithium and the comprehensive utilization rate of lepidolite, has high automation degree, low cost and is suitable for industrial production.

The utility model provides a kind of puerarin production extraction device, belong to puerarin production technical field, comprising: extraction mechanism, the one side of extraction mechanism is equipped with filter-pressing mechanism, the extraction mechanism includes extraction box, the surface fixedly connected with support frame in extraction box one side, the inner wall slidingly connected with sealing cover of support frame, the surface rotationally connected with rotating paddle of sealing cover, the upper surface fixedly connected with the pulverization box of sealing cover, the inner wall rotationally connected with two crushing rollers of pulverization box, the raw material is directly dropped into extraction box after being broken by crushing roller in the scheme, carry out efficient extraction under the stirring of rotating paddle, obtained mixture can be sent into filter-pressing mechanism for rapid separation by booster pump without artificial transfer, reduce the material transfer loss and time delay between production links, improve production efficiency, while effective crushing and stirring significantly increase the dissolution rate and extraction rate of puerarin.

A method for high-value utilization of agricultural residues by ternary deep eutectic solvent system, two hydrogen bond donors are mixed with hydrogen bond acceptors, heated and stirred to prepare ternary deep eutectic solvent; agricultural waste powder, ternary deep eutectic solvent, water and organic solvent are mixed and heated to react; after the reaction is completed, the reactor is cooled to room temperature, the reaction phase and the extraction phase are collected, and furfural is prepared; acetone and water are added to the solid-liquid mixture for washing, and the filtrate is collected; the filtrate is placed in an oil bath pot, and after the acetone is evaporated, deionized water is added for washing, and the filtrate is dried by suction filtration to obtain lignin; the solid obtained after suction filtration is washed with deionized water and dried to obtain cellulose; the extracted lignin is mixed with iron salt and stirred, and after the water is evaporated, high-temperature calcination is carried out to obtain a lignin-based graphitized carbon-based catalyst. The method can effectively separate the three main elements, at the same time, hemicellulose is converted into high-value platform chemical furfural, the enzymatic hydrolysis efficiency of cellulose is enhanced, and the high-value utilization of agricultural waste is realized.

The invention relates to a preparation method of soluble sugar substitute based on Jinxiu sweet tea pigment, and belongs to the technical field of food processing and natural product extraction.The preparation method comprises the steps that Jinxiu sweet tea leaves serve as raw materials, and composite enzymolysis, hot water extraction, membrane separation and concentration, stable blending and spray drying are sequentially conducted. The method comprises the following steps: synergistically releasing sweet taste and pigment components through enzymolysis and extraction, purifying and concentrating through a membrane technology, and protecting through a stabilizer system to finally obtain a powdery product. The sugar substitute has high sweetness and stable brownish red color, realizes integration of sugar and color, can be used as a natural sweetening agent and a coloring agent to be directly used in milk tea, coffee and other food beverages, simplifies the formula and process, and meets the label cleaning requirements.

This utility model discloses a high-efficiency degumming device for flax fibers, including a base. A degumming frame is fixedly installed on the top left side of the base, and a housing is fixedly installed on the top right side of the base. A motor is fixedly installed on the front side of the housing, and a rotating rod is fixedly installed at the output end of the motor. The other end of the rotating rod passes through the interior of the housing and is fixedly connected to a half gear. A toothed plate is movably engaged on the left side of the half gear, and a beating plate is fixedly installed at the bottom of the toothed plate. Through the combination of the above structures, this utility model achieves beating of the degummed flax fibers, thereby thoroughly separating the fiber bundles from the xylem, improving the fiber extraction rate, and removing residual glue and impurities, thus ensuring the strength and quality of the final yarn.

This invention discloses a herbal compound-based hair growth and anti-hair loss conditioning cream and its low-temperature preparation process, relating to the fields of cosmetics and scalp care technology. Specifically, it is a herbal compound-based hair growth and anti-hair loss conditioning cream and its low-temperature preparation process. The conditioning cream contains, by weight, herbal active ingredients such as ginseng, arborvitae leaf, duckweed, soapberry, angelica, chuanxiong, rosemary, ginger, asarum, and mulberry bark, as well as functional and matrix excipients such as sodium hyaluronate, cocoyl glucoside, carbomer 940, phenoxyethanol, and ethylhexylglycerin. Its preparation process employs low-temperature treatment throughout, including low-temperature extraction at room temperature to 50℃ and ultrasonic extraction at 200-800W, as well as low-temperature blending with low-speed stirring at 25-40℃, effectively preserving the active herbal ingredients. This product can improve scalp microcirculation, repair hair follicles, and regulate sebum secretion, suitable for various types of hair loss, while also relieving scalp itching and repairing damaged hair.