14results about How to "Short extraction cycle" patented technology

This invention belongs to the technical field of pharmaceuticals, health foods, and medicines, specifically relating to Russula polysaccharide, its extraction method, and its application in anti-inflammatory, antioxidant, and / or hypoglycemic effects. This invention employs an ultrasound-assisted enzymatic hydrolysis method to extract Russula polysaccharide, thereby significantly improving extraction efficiency, reducing enzyme dosage, protecting the polysaccharide structure, and increasing yield and purity. Furthermore, experimental verification shows that it possesses good anti-inflammatory, antioxidant, and / or hypoglycemic effects, and when combined with Phyllanthus emblica polysaccharide, it synergistically enhances hypoglycemic performance, thus demonstrating significant practical application value.

The invention relates to the technical field of craniocerebral injury biomechanical analysis, discloses a semi-automatic craniocerebral injury index CSDM extraction method, and aims to improve CSDM extraction efficiency, applicability and flexibility. The method comprises the following steps: a brain tissue area display state pre-selection step: importing a head model simulation result file into post-processing software, screening and retaining brain tissue entity unit components, hiding irrelevant components and recording parameters; a strain and volume frame-by-frame output step: compiling an automatic script based on a post-processing software secondary development function to realize frame-by-frame output of unit data; and an automatic operation step: automatically calculating the CSDM value of each frame based on the output file through a Matlab calculation program. According to the method, the problems that manual extraction is low in efficiency and prone to errors and a full-automatic method is poor in universality are solved through a manual preprocessing and automatic calculation fusion mode, and the method is suitable for various head models and supports craniocerebral injury mechanism research and clinical assistance.

A method for microwave-assisted extraction of blue indigo mud from Strobilanthes cusia belongs to the field of natural dye preparation. The method comprises the following steps: 1) mixing fresh Strobilanthes cusia leaves with water according to a specific solid-liquid ratio, and performing microwave-assisted treatment to make the indigo precursor quickly dissolve out; 2) after the extraction liquid is cooled by standing, an alkali agent is added for oxidation precipitation, and after solid-liquid separation and drying, the blue indigo mud with high indigo content is obtained. The indigo yield of the present application can reach 0.32%~0.42%, and the purity of indigo in the product is stable at more than 80%, and the highest can reach 87.49%. The method realizes efficient and rapid extraction of indigo from Strobilanthes cusia, significantly shortens the time of traditional indigo preparation process, and is simple, environment-friendly, stable in product quality, and suitable for industrial production.

The invention relates to the field of traditional Chinese medicine extraction, and particularly discloses a comprehensive extraction process of berberine, which comprises the following steps: crushing fresh golden cypress to obtain golden cypress raw material powder, then taking a mixed solvent of a 10-20% methanol solution and citric acid as an entrainer, carrying out supercritical carbon dioxide extraction to obtain an extract, and concentrating the extract to obtain the berberine. Filtering to obtain cortex phellodendri filter residues and a polysaccharide extracting solution mainly containing cortex phellodendri polysaccharide; the cortex phellodendri filter residues in the step S1 are soaked with dilute sulphuric acid and extracted to obtain an extracting solution B containing berberine; adding hydrochloric acid into the extracting solution B for acidification, then adding sodium chloride for salting out, then filtering, and collecting precipitate to obtain berberine extract; the method has the characteristics that the berberine extraction period is shortened, the difficulty of viscous substances for subsequent treatment after acid extraction is solved, the extraction is more convenient and easy to operate, and meanwhile, the berberine extract with higher content is obtained through extraction.

The invention relates to an exosome extraction method of a high-viscosity and high-protein-content egg white sample, which adopts ammonium sulfate pretreatment to promote non-exosome protein sedimentation, and combines differential centrifugation and ultrafiltration to further remove the non-exosome protein in the sample, thereby effectively reducing the non-exosome pollution and improving the exosome purity.

The application relates to the technical field and discloses a high-purity separation and extraction method of ginsenoside Re, which comprises the following steps: adopting beta-cyclodextrin pretreatment, ethanol-ionic liquid-water green solvent ultrasonic extraction, specific enrichment through a ginsenoside Re molecular imprinting column, combining high-speed counter-current chromatography refining and freeze drying to obtain a product of high-purity ginsenoside Re. The method solves the problems of low purity, large pollution and long cycle in the prior art, improves the product purity and total recovery rate, reduces the organic solvent consumption, is stable and can be scaled up, and is suitable for the fields of medicines and health products.

The utility model relates to the technical field of stem cell extraction. The stem cell collection and extraction equipment comprises a filter cylinder, a culture cylinder connected to the bottom of the filter cylinder and a centrifugal device installed on one side of the culture cylinder, and a filter screen is arranged in the filter cylinder in a sleeved mode. A material guide nozzle is arranged on one side of the cultivation cylinder along the top opening, a material guide pipe is arranged in the material guide nozzle in a penetrating mode, and the outer end of the material guide pipe is connected with the connecting pipe through a micro pump. A filtering inner cylinder is sleeved with a centrifugal outer cylinder of the centrifugal device, and a main shaft of a driving motor at the bottom of the centrifugal outer cylinder upwards penetrates through the centrifugal outer cylinder and then is connected with the filtering inner cylinder. Large-particle tissue fragments can be filtered out by the filter screen, stem cell tissue fluid leaks downwards into the culture cylinder, culture and decomposition of stem cells can be completed in the culture cylinder, the stem cell tissue fluid can be guided into the filter inner cylinder through the micro pump, the filter inner cylinder is driven by the driving motor to rotate at a high speed, and target stem cells can be obtained under the action of centrifugal force. Transfer among the steps is rapid and convenient, and the extraction period can be greatly shortened.

The invention relates to an image data bag intelligent identification method and system based on a cloud platform, and a medium. The image data bag intelligent identification method based on the cloud platform comprises the steps that before an image data bag identification code image is captured, instantaneous illumination information of a current illumination environment is acquired; the cloud platform obtains the instantaneous illumination information, and quantifies the light stroboscopic characteristic and the spectral characteristic of the current illumination environment based on the instantaneous illumination information; the cloud platform calculates imaging parameters of the industrial camera based on the quantized light stroboscopic characteristic and the quantized spectral characteristic, and the imaging parameters comprise exposure time, gain and white balance; and adjusting camera setting of the industrial camera according to the imaging parameter instruction, and capturing an identification code image of the image data bag by using the adjusted industrial camera. The method is high in adaptability, high in recognition accuracy and excellent in operation efficiency.

The invention discloses a traditional Chinese medicine composition for treating rheumatic arthritis and a preparation method and application thereof.Acanthopanax senticosus and schisandra chinensis are compatible to form the traditional Chinese medicine composition, the Acanthopanax senticosus contains multiple active ingredients such as eleutheroside and the like, has a remarkable anti-inflammatory effect and can inhibit release of inflammatory mediators, and therefore the arthritis reaction is relieved; schisandra chinensis also contains anti-inflammatory components such as schisandrin, and the schisandra chinensis and schisandrin are combined for use, so that the anti-inflammatory effect is enhanced through a synergistic effect, infiltration of inflammatory cells in joint parts is reduced, and joint swelling and pain are relieved.

The invention belongs to the technical field of traditional Chinese medicines, and particularly relates to a preparation method of a fructus phyllanthi oropharyngeal prescription preparation extract. The preparation method of the phyllanthus emblica and radix rehmanniae oropharyngeal prescription preparation extract comprises the following steps: a, cutting phyllanthus emblica, radix rehmanniae and liquorice, selecting radix ophiopogonis, and crushing radix paeoniae rubra to obtain radix paeoniae rubra powder; b, mixing the medicinal materials in the step a, and performing enzymolysis; and c, after enzymolysis, adding an ethanol solution for extraction, and concentrating. According to the method disclosed by the invention, cellulose and hemicellulose of plant cell walls are specifically degraded by adopting cellulase, so that cell contents are exposed, and beta-glucosidase and pectinase are matched for use, so that disintegration of the cell walls is further assisted, and the porosity of the medicinal material powder is increased by degradation of the cell walls; active substances in the medicinal materials can be better dissolved in an extraction solvent, and the content of effective components is increased.

The application relates to a technical field of extracting ampelopsis extract, in particular to an ultrasonic microwave synergic extraction equipment for extracting ampelopsis extract, which comprises an extraction cylinder, a liquid injection port, a material injection port, a material discharge port, an annular cylinder, a sleeve ring and a stirring plate. The ultrasonic microwave synergic extraction equipment for extracting ampelopsis extract drives the annular cylinder to make circumferential revolution along the cylinder body axis through a rotating shaft and a supporting arm, meanwhile, the first tooth ring on the outer wall of the annular cylinder and the second tooth ring on the inner wall of the cylinder body are meshed with each other, and the annular cylinder makes self-rotation movement around the sleeve ring axis in the revolution process, the movement mode of the revolution and the self-rotation is combined, the stirring plate on the outer wall of the sleeve ring makes full-range and multi-track stirring movement in the extraction cylinder, the stirring plate can cover the whole cross section of the extraction cylinder and mix the upper and lower materials, and the phenomenon that the ampelopsis powder and the extraction solvent are locally mixed unevenly and the concentration is layered can be effectively avoided.

An artemisinin continuous gradient forward and reverse flow forward and reverse rotation extraction device belongs to the technical field of artemisinin extraction equipment and comprises a forward flow charging tank, a first reverse flow transition extraction tank, a reverse flow extraction tank, a second reverse flow transition extraction tank, a forward flow extraction tank, a third reverse flow transition extraction tank and a reverse flow slag discharge tank which are communicated with one another in a welding manner; stirring shafts are arranged in the downstream charging tank, the countercurrent extraction tank, the downstream extraction tank and the countercurrent deslagging tank; spiral stirring propelling blades and positive and negative rotation driving motors are arranged on the stirring shafts; a material inlet, a slag outlet, a solvent injection pipe and a liquid taking and collecting pipe are arranged; three solvent bridge tubes and an ultrasonic transducer are additionally arranged; the device has the beneficial effects that the components form a four-stage continuous gradient forward and reverse flow forward and reverse rotation and ultrasonic extraction system, so that the artemisinin extraction yield can be effectively improved, the whole extraction period is shortened, and the production efficiency is improved.

A sludge mineral oil extraction device comprises an extraction pipe, an extraction bottle and a fluid pump, the extraction pipe is arranged on the upper portion of the extraction bottle and comprises a pipe body, a sample cavity is formed in the pipe body, the extraction bottle comprises a bottle body, a liquid storage cavity is formed in the bottle body, an inlet of the fluid pump is communicated with the lower portion of the liquid storage cavity, and an outlet of the fluid pump is communicated with the lower portion of the liquid storage cavity. An outlet of the fluid pump is communicated with the upper portion of the sample cavity, the lower portion of the sample cavity is communicated with the upper portion of the liquid storage cavity, the fluid pump lifting and elution are used for replacing an extraction agent circulation mode of evaporation, condensation, extraction and siphoning, the extraction period is greatly shortened, the extraction agent circulation process is the normal temperature all the time, and condensate water is not needed in the extraction process.

The invention belongs to the technical field of chlorophyll extraction methods, and particularly relates to a full-automatic chlorophyll extraction and analysis device and an extraction method. The full-automatic chlorophyll extraction and analysis device comprises an extraction device and an analysis device, the extraction device and the analysis device are installed in the full-automatic chlorophyll extraction device, and the extraction device is connected with the analysis device; the extraction device comprises a condenser, a freezing module, a heating module and a compressor; the condenser is sequentially connected with the freezing module and the compressor to form a loop, and the heating module wraps the lower portion of the freezing module. The extraction device is used for extracting chlorophyll, has the advantages of simplicity and convenience in operation, accurate control of parameters such as temperature and illumination, good extraction effect, small personal error, short extraction period, high extraction efficiency and the like, and does not cause degradation of chlorophyll in the extraction process.