51results about How to "The extraction and separation method is simple" patented technology

The invention discloses a method for extracting peony seed oil. In the method, peony seed powders are put in a supercritical CO2 extractor for supercritical extraction, and oil is collected to obtain the provided peony seed oil. In the method, the supercritical extraction temperature ranges from 30 to 50 DEG C, 45 DEG C is optimized, the pressure for supercritical extraction ranges from 20 to 35MPa, and 30MPa is optimized; time for supercritical extraction ranges from 0.5 to 2 hours, and 1 hour is optimized. The grain diameter of the peony seed powders ranges from 20 to 60 screen meshes. The provided supercritical CO2 extracting method for preparing peony seed oil needs no organic reagents, has simple and convenient extracting and separating method, the extraction yield can reach 27 percent, and obtained unsaturated fatty acid can reach 90 percent; and compared with the prior organic solvent extraction method, the contents of linolenic acid and linoleic acid in peony oil are increased to certain extent, and the extraction is completer.

The invention discloses a compound acne-removing Chinese herbal extract and a preparation method therefor. In the method, Chinese herb and absolute alcohol are mixed for reaction to obtain the compound acne-removing Chinese herbal extract, wherein the Chinese herb comprises the following components: Salvia Miltiorrhiza Bunge, Flos Caryophyllata, Scutellaria baicalensis, rheum officinale and Mangnolia officinalis with the proportion of mass portion being 40-60:15-30:10-20:5-15:5-15, and the proportion of mass portion of the Chinese herb and the absolute alcohol is 1:10-25. The preparation method for the compound acne-removing Chinese herbal extract does not need the organic reagent, and has simple and convenient extraction separation method, good product quality and good clinic effect.

The invention discloses a green bean sprout extract and a preparation method and a use thereof. The green bean sprout is simple and convenient to extract and separate, and the obtained product has a high purity, a high extraction ratio of active ingredients, small loss and a greatly-improved product quality. During the germination process of the green bean, the insoluble substance of a high molecular weight is converted into soluble substance of a small molecular weight; the stored substance is converted into physiological bioactive substances; the content of amino acid and various vitamins are also improved greatly; and the changes of these active ingredients further enhance the efficiency of the green bean sprout extract serving as cosmetics, so that the efficiency of the green bean sprout extract for cleaning skin, improving dry skin, maintaining skin elasticity, relieving and resisting sensitivity, and removing acne is more remarkable.

An antineoplastic and immunity-regulating atractylodes polyose is prepared from white atractylodes rhizome through decocting, depositing in organic solvent, dissolving in water, dialyzing or membrane separating of supernatant, concentrating, drying to obtain common atractylodes polyose, step deposition in organic solvent and chromatography.

The invention discloses a Chinese medicinal extract for eliminating face red blood streaks and a preparation method and application thereof. The Chinese medicinal extract is extracted from a Chinese medicinal composition which consists of rhubarb, pagoda tree flower bud, astragalus and matricaria chamomilla according to the weight part ratio (30-50):(15-25):(15-25):(5-15). The preparation method comprises the following steps of: smashing the rhubarb, pagoda tree flower bud, astragalus and matricaria chamomilla in the ratio; adding propylene glycol serving as an extracting agent for soaking; performing ultrasonic extraction; cooling; filtering and centrifuging; and performing suction filtration, and extracting supernate to obtain the Chinese medicinal extract. The extraction and separationmethod of the Chinese medicinal extract provided by the invention is simple and convenient, the obtained product has high purity, and the product quality is improved greatly. The used Chinese medicinal composition has the effects of reducing the blood vessel permeability, restoring microcirculation, regulating the immunologic function, promoting skin metabolism, increasing collagen and elastin, and the like, so that the extract of the Chinese medicinal composition can be taken as an additive for eliminating face red blood streaks.

The present invention is polysaccharide extracted from Chinese medicinal material figwort and its production process and use. Figwort is processed to obtain total saccharide through water soaking, organic solvent precipitation, water dissolution of the precipitate, dialysis of supernatant or membrane separation, concentration and drying; and figwort total saccharide is further processed through active carbon treatment and column chrumatography to obtain figwort polysaccharide SnPS-1. The chemical structure of SnPS-1 includes main chainsí·2)Gal(1í·and í·2)Araf(1í·; small amount of sacharide chains í·6) Manp (1í·, í·5) Araf(1í·, í·3) Glcp (1í· and í·3) Rhap (1í·; thimbleful branch saccharide í·2ú¼4ú® Xylp(1í·; and terminal saccharide Galp (1í·, and this shows that SnPS-1 is heteropolysaccharide with straight chain as main component and less branches. Bioactivity experimant shows that the polysaccharide has cerebral ischemica protecting function and no toxic side effect.

A ganoderma spore polyose LzPS-1 with anticancer and immunity improving functions is prepared from the ganoderma spora through softening by microwave, extracting in water, depositing in organic solvent, dissolving deposit in water, dialysis or membrane separation of supernatant, concentrating and drying to obtain common saccharide, depositing stage by stage, and chromatography. Its advantages are high output rate, high curative effect and no toxic by-effect.

An active largehead atractylodes saccharide complex is produced through water soaking largehead atractylodes rhizome, organic solvent precipitating, water dissolving the precipitate, dialyzing or membrane separating the supernatant liquid, concentration and drying to obtain coarse product, column chromatographic separation of the coarse product to obtain fine largehead atractylodes saccharide compound. The process is simple and high in yield and is suitable for industrial production. The largehead atractylodes saccharide complex contains polysaccharide in 40-60 wt%, alduronic acid in 15-45 wt% and protein in 10-25 wt% and the polysaccharide includes glucose, galactose, mannose, arabinose and rhamnose. The largehead atractylodes saccharide complex has obvious blood sugar reducing effect and no toxic side effect.

The invention discloses a plant desensitizer and a preparation method thereof. The method comprises the following steps: 1) cellulose is used for treating cactus to degrade cell walls and obtain a cell lysate; 2) killing enzyme is carried out for the cell lysate obtained in Step 1, then the solution is allowed to stand and the upper clear liquid is taken; 3) the pH value of the upper clear liquid obtained in Step 2 is regulated to 4.2, then active carbon is added into the liquid, the mixture is stirred and filtered, filtrate is collected and a cactus extract is obtained; and 4) ion exchange chromatography is carried out to the cactus extract obtained in Step 3 to carry out desalination and decoloring, an effluent liquid is collected and the plant desensitizer is obtained. The preparation method of the plant desensitizer needs no organic reagent, has simple extraction and separation methods, and the obtained desensitizer has stable quality and significant anti-allergy effect.

The invention relates to the technical field of medicine and discloses a phenylpropanoid compound and application of pharmaceutically acceptable salt thereof to preparing drugs for treating inflammatory diseases. The phenylpropanoid compound can suppress the expression effects of cell inflammatory factors TNF-alpha, IL-1beta and IL-6 and has a suppressing effect on (-OH) of hydroxyl radicals so that anti-inflammatory and anti-oxidant activity can be achieved, and direction is provided for development of drugs for treating inflammatory diseases such as cervicitis, endometritis, pelvic inflammation, mastitis, sphagitis and/or arthritis. Please see the structural formula in the description.

A process for extracting oligomeric saccharide SnS-2 from scrophularia root includes soaking in water, precipitating in organic solvent, dissolving precipitate in water, dialyzing supernatant, membrane separation, concentrating and drying. Its advantages are sure medical action for suppressing cancer and improving immunity, high yield and no toxic by-effect.

The invention discloses a compound with an antibacterial effect and an application of the compound in preparing an antibacterial agent. A structural formula of the compound is defined as the formula (I) in the description. The compound has good antibacterial/bacteriostatic effects, can improve the antibacterial/bacteriostatic effects of antibiotics, has no toxic or side effects and has good safety. The compound is prepared by secondary development of traditional Chinese medicine by utilizing a modern technical means and extraction, separation and purification of the traditional Chinese medicine gynecological qianjin tablets or gynecological qianjin capsules. The compound is simple in structure, high in purity, good in stability, high in bioavailability, simple in extraction and separationmethod and easy to synthesize, can adapt to the industrial application of new drugs, provides a new direction for the development of antibacterial/bacteriostatic agent, and has broad application prospects.

The invention discloses an oat extract with a constipation improving function as well as a preparation method and an application thereof. The preparation method comprises the following concrete steps: mixing oat bran with water 8-12 times the weight of the oat bran, heating to 80-90 DEG C, maintaining the temperature for 1-2 hours, filtering to remove precipitates, cooling to 45-55 DEG C, adding cellulose, hydrolyzing for 1-3 hours, heating to 90-95 DEG C and maintaining the temperature for 10-15 minutes to kill the enzyme, cooling to the room temperature and obtaining the oat extract. The preparation method disclosed by the invention has the advantages that an organic reagent is not needed; the extraction method and the separation method are simple and convenient; and the obtained products are good in biological activity. Proved by human experimentations of volunteers, through the ingestion of 5-10 grams of the oat extract disclosed by the invention before meals, the constipation status can be obviously improved and the regular bowel habit is regained.