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46results about How to "The preparation process is practical" patented technology
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Transparent thermal-insulation coating containing silicon oxide aerogel and preparation method of coating
ActiveCN107266996AHigh visible light transmittanceLow thermal conductivityFireproof paintsPolyurea/polyurethane coatingsThermal insulationTransmittance
The invention discloses a transparent thermal-insulation coating containing silicon oxide aerogel and a preparation method of the coating. The transparent thermal-insulation coating containing silicon oxide aerogel is characterized by mainly comprising transparent resin and aerogel powder. The preparation method of the transparent thermal-insulation coating containing silicon oxide aerogel comprises the steps as follows: (1) modification of aerogel powder; (2) surface coating of the aerogel powder in step (1); (3) mixing and stirring of the aerogel powder in step (2) and waterborne transparent resin. The transparent thermal-insulation coating containing silicon oxide aerogel has high visible light transmittance and low heat conduction coefficient, the preparation process of the coating is simple, and the coating is practical, excellent in performance, low in price and suitable for industrial production.
Owner:NANJING WEICAI NEW ENERGY TECH
Traditional Chinese medicine gastrointestinal auxiliary for type-B ultrasonic and preparation method thereof
InactiveCN102949734AEasy to useNo painDigestive systemEchographic/ultrasound-imaging preparationsMedicinal herbsDisease
The invention provides a traditional Chinese medicine gastrointestinal auxiliary for type-B ultrasonic and a preparation method thereof, and the traditional Chinese medicine comprises the following raw medicinal materials: cumin, galangal, rhizome cyperi, three-nerved spicebush roots, cuttlebone, green tangerine peels, medicated leaven, malts, immature bitter orange, rheum officinale, mirabilite, cortex magnoliae officinalis, radix aucklandiae, amomum, agastache rugosa, finger citron, hawthorns, radish seeds, calcined concha arcae, evodia, pinellia ternate, semen arecae, atractylodes macrocephala koidz, rhizoma nardostachyos and fritillary bulb. The traditional Chinese medicine gastrointestinal auxiliary for type-B ultrasonic has the beneficial effects of being safe to use, painless, noninvasive, non-toxic, free from anaphylactic reaction, short in examination time, high in development rate, convenient to use and low in cost, providing a new technology and a new method for corrective early-stage diagnosis of diseases, and powerful basis for clinical diagnosis, and being a desirable novel auxiliary. Furthermore, the preparation process is simple and practical.
Owner:王玉云
Electrochemical supermicro electrode combining method and its super micro combined electrode and preparing process
InactiveCN1945300AReduce volumeAvoid damageDiagnostic recording/measuringSensorsElectrochemical biosensorMaterials science
The present invention provides the combining method, structure and preparation process of electrochemical supermicro electrode. The electrochemical supermicro electrode is a two-electrode system with one supermicro electrode and one aligning / reference electrode combined together and separated with nanometer level thickness insulating layer. After diffusion layers on these two electrodes are coincided, the electrochemically reversible material particle may be oxidized or reduced on one electrode and reducing or oxidizing regenerated in the other electrode before being re-diffused to original electrode, so as to amplify current signal output by the cell detecting electrode. The present invention has obviously reduced solution resistance, high scanning speed and detection sensitivity, minimized damage to the researched system and other advantages.
Owner:SAMXON ELECTRONICS DONG GUAN
Preparation method of nano-tungsten powder
InactiveCN102019429ASimple preparation processThe preparation process is practicalAir atmosphereAmmonium metatungstate
The invention discloses a preparation method of nano-tungsten powder. The preparation method comprises the following steps: preparing ammonium metatungstate and citric acid into clear mixed aqueous solution; performing complex reaction at the temperature of 60 to 90 DEG C; filtering and drying to obtain the precursor of tungsten oxide; calcining in air to obtain tungsten oxide (WO3) powder; introducing ammonia gas to the tungsten oxide powder for nitridation to obtain tungsten nitride (W2N) powder; and finally performing thermal treatment on the tungsten nitride powder to obtain the nano-tungsten powder. The preparation process disclosed by the invention is simple and practical and has the high operability and is easy in implementation of scale production; the prepared powder has small particle size of which the average particle size is 20-50 nm; the particle size distribution is uniform; and the degree of aggregation is low and high sintering activity is realized. The technology disclosed by the invention can promote the progress of high-quality tungsten material in China and the performance level, and provide means for transforming advantages in tungsten ore resources into industrial and economical advantages.
Owner:SHANGHAI INST OF CERAMIC CHEM & TECH CHINESE ACAD OF SCI
Method for preparing tungsten carbide nano-powder
InactiveCN101985356ASimple preparation processStrong maneuverabilityTungsten/molybdenum carbideAir atmosphereIon
The invention discloses a method for preparing tungsten carbide nano-powder. The method comprises the following steps of: dissolving ammonium paratungstate and citric acid in deionized water, and performing complexation in water bath; filtering and drying to obtain a precursor of tungsten oxide, and calcining under air atmosphere to obtain tungsten oxide powder; putting the obtained tungsten oxide powder in a tube furnace, introducing ammonia and nitriding to obtain tungsten nitride powder; mixing the obtained tungsten nitride powder and carbon black, performing ball milling, performing rotary evaporation drying and performing heat treatment under the air pressure of less than 200 Pa or inert atmosphere; or putting the obtained tungsten nitride powder in the tube furnace, and introducing the mixed gas of methane and hydrogen and carbonizing to obtain the tungsten carbide nano-powder. The preparation process of the method is simple, practical, and high in controllability and can easily realize large-scale production; the particle size of the prepared powder is small, the particle size distribution is uniform and the aggregation degree is low; and the method has high sintering activity, and densification can be realized by performing hot pressing sintering at the temperature of 1,700 DEG C.
Owner:SHANGHAI INST OF CERAMIC CHEM & TECH CHINESE ACAD OF SCI
Preparation method of tungsten carbide nanopowder
InactiveCN102190299AHigh purityReduce the introductionNanostructure manufactureTungsten/molybdenum carbideOrganic acidResidual carbon
The invention provides a preparation method of tungsten carbide nanopowder. The preparation method comprises the following steps of: preparing a tungsten-carbon precursor by using soluble tungsten salt and organic acid as raw materials through a sol-gel method, and then carrying out heat treatment on the tungsten-carbon precursor to obtain the tungsten carbide nanopowder. The preparation method provided by the invention is simple and practical, avoids the multistep control mode of the traditional preparation methods, saves energy, and is suitable for industrial production; and the tungsten carbide nanopowder prepared by the invention has the advantages of uniform and small particle size (smaller than 50 nm), low aggregation degree, low impurity content and low residual carbon content (lower than 0.5wt%).
Owner:SHANGHAI INST OF CERAMIC CHEM & TECH CHINESE ACAD OF SCI
Traditional Chinese medicine contrast medium adjuvant used for B ultrasonic and preparation method thereof
InactiveCN102068707AEasy to useNo painDigestive systemEchographic/ultrasound-imaging preparationsAdjuvantSide effect
The invention provides a traditional Chinese medicine contrast medium adjuvant used for B ultrasonic, which comprises the following materials in part by weight: 10-20 parts of bighead atractylodes rhizome, 10-20 parts of poria cocos, 10-20 parts of turmeric, 10-20 parts of tangerine peel, 10-20 parts of cortex magnoliae officinalis, 10-20 parts of radix aucklandiae, 10-20 parts of Rhizoma atractylodis, 10-20 parts of cuttlebone, 10-20 parts of calcined oyster shell, 10-20 parts of Chinese yam, 10-20 parts of charred triplet, 10-20 parts of myristica fragrans, 10-20 parts of gizzard pepsin, 10-20 parts of rhizome cyperi, 10-20 parts of codonopsis pilosula, 10-20 parts of combined spicebush root, 10-20 parts of eclipta, 10-20 parts of jasmine, 10-20 parts of baical skullcap root and 10-20 parts of field pennycress. The traditional Chinese medicine contrast medium adjuvant used for B ultrasonic provided by the invention not only can adapt to stomach hyperfunction type, but also can adapt to decreased stomach function type, and also can be applied to the mixed type of various flatulence and mucinosis, check time is short, imaging rate is high, and preparation process is simple and practical. The contrast medium adjuvant has no obvious toxic side effect and has prospect on further development research.
Owner:张洪英
Self-polishing antifouling coating excluding cuprous oxide and organic tin and preparation method thereof
InactiveCN107841216APrevents marine life from accumulatingContinuous antifouling effectAntifouling/underwater paintsPaints with biocidesSolventSeawater
The invention belongs to the technical fields of antifouling coatings and underwater coatings, and discloses a self-polishing antifouling coating excluding cuprous oxide and organic tin and a preparation method thereof. Problems that an existing antifouling coating is not environment-friendly, and the like, are solved. The coating provided by the invention is prepared from a film-forming substance, a capsaicin raw material, an environment-friendly antifouling agent, porous powder, a pigment, a filling material, an additive and a solvent. The preparation method comprises the following steps ofdispersing through multiple-time agitation. According to the antifouling coating provided by the invention, a compound antifouling agent is stored by utilizing the micron, the nanometer and a hole ofthe porous powder; afterwards, the porous powder and the compound antifouling agent are wrapped and isolated by utilizing silica and the compound antifouling agent; the irritation action, on production and construction personnel, of the compound antifouling agent can be decreased to some extent; the rate that capsaicin and the environment-friendly antifouling agent are released into seawater is effectively controlled; thus, the long-time and continuous favorable antifouling effect is more easily obtained; the self-polishing antifouling coating is safe and friendly to a marine environment. Thepreparation method provided by the invention is simple in process and practical and basic raw materials to which the preparation method relates can be all purchased on the market.
Owner:ARMOR ACADEMY OF CHINESE PEOPLES LIBERATION ARMY
Method for preparing zirconia gradient porous ceramics with ice as template
Owner:SHAANXI UNIV OF TECH
Method for preparing WC-Co (tungsten carbide-cobalt) nano-powder
InactiveCN102078965ASimple preparation processThe preparation process is practicalNanotechnologyCarbonizationMixed gas
The invention discloses a method for preparing WC-Co (tungsten carbide-cobalt) nano-powder, which comprises the following steps of: firstly, preparing tungsten oxide-cobalt oxide powder by adopting a citrate or package method; secondly, introducing ammonia gas into the obtained tungsten oxide-cobalt oxide powder for nitridation to obtain tungsten nitride-cobalt nitride powder; and thirdly, mixing the obtained tungsten nitride-cobalt nitride powder with carbon black, performing ball milling, and performing heat treatment under a vacuum or inert atmosphere with the air pressure of less than 200Pa to obtain the WC-Co nano-powder; or directly charging the obtained tungsten nitride-cobalt nitride powder into a tube furnace, and introducing mixed gas of methane and hydrogen gas into the tube furnace for carbonization to obtain the WC-Co nano-powder. The preparation process disclosed by the invention has the advantages of simplicity and practicality, strong maneuverability, and easiness of large-scale production. Moreover, the prepared powder has the advantages of small particle diameter, uniform particle size distribution and good sintering activity.
Owner:SHANGHAI INST OF CERAMIC CHEM & TECH CHINESE ACAD OF SCI
Type-B ultrasonic traditional Chinese medicinal gastroenterography assistant and method for preparing same
InactiveCN103495187AEasy to useNo painDigestive systemEchographic/ultrasound-imaging preparationsMedicinal herbsDisease
The invention provides a type-B ultrasonic traditional Chinese medicinal gastroenterography assistant and a method for preparing the same. The traditional Chinese medicinal gastroenterography assistant comprises egg shells, asteroid, clam shells, elaeagnus pungens, hairyvein agrimony, licorice, calcined dragon bone, hyperforin, purple lythrum herbs, kadsura longipedunculata, rhubarb, roots of yellow Himalayan raspberry, cornu cervi degelatinatum, red umbilicaria, hop, amomum aromaticum, wampee, rhizoma nardostachyos, areca peels, pugionium and curcuma zedoaria. The type-B ultrasonic traditional Chinese medicinal gastroenterography assistant and the method have the advantages that the type-B ultrasonic traditional Chinese medicinal gastroenterography assistant is safe in use, free of allergic reaction, short in examination time, high in developing rate, convenient to use and low in cost and is painless, noninvasive and non-toxic, a novel technology and a novel method are provided for early and accurate diagnosis of diseases, a powerful basis for clinical diagnosis is provided, the type-B ultrasonic traditional Chinese medicinal gastroenterography assistant is perfect and novel, and a process for manufacturing the type-B ultrasonic traditional Chinese medicinal gastroenterography assistant is simple and practical.
Owner:王发芬
Felodipine solid dispersion (SD) and preparation method thereof
InactiveCN103006568ASimple preparation processEasy to preparePowder deliveryOrganic active ingredientsOrganic solventHot melt
The invention discloses a felodipine drug solid dispersion (SD) and a preparation method thereof. The felodipine SD is prepared by taking the indissolvable drug felodipine as the active ingredient, mixing the active drug with a polymer carrier uniformly in a certain proportion and then carrying out hot-melt extrusion. The SD and the preparation method have the beneficial effects that the dissolution rate of felodipine can be effectively increased; and meanwhile, the preparation process is simple and the problems of solvent residues and the like caused by addition of organic solvents are avoided.
Owner:SUZHOU INST OF NANO TECH & NANO BIONICS CHINESE ACEDEMY OF SCI
TCM (Traditional Chinese Medicine) developing assistant agent for B-scan ultrasonography image and preparation method thereof
InactiveCN104873988AEasy to useNo side effectsEchographic/ultrasound-imaging preparationsFicus esquirolianaMedicinal herbs
The invention provides a TCM (Traditional Chinese Medicine) developing assistant agent for a B-scan ultrasonography image and a preparation method thereof. The TCM developing assistant agent comprises the following raw materials: elecampane, thunbergia fragrans, litseachenii, cynanchum atratum, ficus esquiroliana, antenoron filiforme, cinnamomum japonicum, angelica polymorpha maxim, pilea fasciata franch., caesalpinia cucullata roxb., lindera fragrans, stalactite, valeriana jatamansi, round-leaved mint leaf, bryozoatum, medicated leaven, clitocybe gigantean and falsesour cherry leaves. The TCM developing assistant agent provided by the invention has the beneficial effects of being convenient to use, high in imaging ratio, being free from toxic and side effects, the examination time can be shortened, the strong evidence can be provided to the clinic diagnosis and the preparation process is simple, therefore the TCM developing assistant agent is an ideal novel developing assistant agent.
Owner:姜丽丽
Traditional Chinese medicine gastrointestinal developing agent for B ultrasound and preparation method thereof
The invention provides a traditional Chinese medicine gastrointestinal developing agent for B ultrasound and a preparation method thereof. The traditional Chinese medicine comprises the following raw herbal materials: spiral shell, balanophyllia sp, phoenix tree seeds, sterculia nobilis, dahurian rose flower, birchleaf pear branchlet and leaf, fruits of lithocarpus polystachyus, auricledleaf swallowwort root, buerger raspberry root, herba agrimoniae, fimbriate calanthe pseudobulb, autumn cudweed herb, tylophora yunnanensis, forestry greenstar root, ampelopsis brevipedunculata, Tangut dragonhead herb with root and flatstiped corydalis herb. The traditional Chinese medicine gastrointestinal developing agent has the benefits that the traditional Chinese medicine gastrointestinal developing additive for B ultrasound is safe, painless and free of allergic reaction during use, is short in examination time, high in imaging rate, convenient to use and low in cost, and is an ideal novel developing agent, a strong basis is provided for the clinical diagnosis, and the preparation process is simple and practical.
Owner:薛燕
Preparation method of pearl liquid
InactiveCN102188450AImprove absorption rateReduce the likelihood of allergiesSenses disorderMetabolism disorderAlcoholSolvent
The invention discloses a preparation method of a pearl liquid. The method comprises the following steps: (1) adding purified water in pearl powder, and extracting a pearl extracting solution by steam heating; (2) concentrating and filtering the pearl extracting solution, and adding 30% absolute ethyl alcohol for antisepsis to prepare the pearl liquid. The invention has the following advantages that: (1) the method is simply operated; (2) a solvent is the purified water, which leaves no impurities; (3) an antiseptic is the absolute ethyl alcohol which has an obvious antiseptic effect, can be removed during usage according to different operating requirements and leaves no impurities; (4) the concentration and the filtering are easy, safe to operate without inflammable and explosive risks. Therefore, the preparation method is simple, safe and practical.
Owner:SUZHOU BEAUTY OF TAIHU LAKE MEDICINE
Brewing method of fructus corni vinegar drink
InactiveCN107129921APreserve kidney and liver protectionHigh in polyphenolsMicroorganism based processesVinegar preparationWater bathsCorni Fructus
The invention discloses a brewing method of a fructus corni vinegar drink. Fresh fructus corni which is medicinal and edible is used as a raw material, and liquid-state fermentation technology is adopted, so that yield and production efficiency are high; steps of vinegar spraying are not needed, and the fructus corni vinegar drink is brewed through steps of raw material pretreatment, water bath, ultrasonic treatment, preparation of a fructus corni fermentation medium, first-stage fermentation, second-stage fermentation, filtering, aging, sterilizing and canning. The fructus corni vinegar drink brewed by the method is bright red and transparent in color, mellow in fruit aroma and better in taste than conventional table vinegar and has excellent healthcare functions like delaying senility, softening blood vessels, promoting blood circulation and tonifying kidney and protecting liver, vinegar product type of China is enriched, conventional edible Chinese medicinal materials represented by fructus corni are developed better, and certain active promoting effect is realized. The brewing method is simple, practical and suitable for industrial production.
Owner:HENAN UNIV OF SCI & TECH
Fructus corni dry wine and preparation method thereof
InactiveCN103468475AGood for healthSimple preparation processAlcoholic beverage preparationFruit winePectinase
The invention provides fructus corni dry wine and a preparation method thereof. The method comprises the following steps: (1) separating the fructus corni fruits, cleaning, removing kernels and pulping; (2) adding sulfur dioxide, adjusting the pH of the pulp to 3.5-4.0 by use of citric acid, adding pectinase for enzymolysis, adding the required sugar once, and adding an active yeast for fruit wine; (3) performing primary fermentation at 25 DEG C for 15 days; (4) performing post-fermentation at 10 DEG C for 20 days; (5) aging for at least 100 days; (6) fining and clarifying, filtering with a plate-frame filter, and taking the filtrate to obtain the fructus corni dry wine. The preparation method provided by the invention is simple in process, practical and suitable for industrial production.
Owner:SHAANXI YANGLING CHANGSHENG ECOLOGY AGRI FORESTRY SCI & TECH
Polyethylene terephthalate and polyurethane composite artificial blood vessel and preparation thereof
ActiveCN102008755BIncrease elasticityImprove mechanical propertiesNew-spun product collectionFilament/thread formingPolyethylene terephthalate glycolPolyethylene terephthalate
The invention discloses a polyethylene terephthalate and polyurethane composite artificial blood vessel and a preparation method thereof, belonging to the field of biomedical engineering. The artificial blood vessel is prepared from polyethylene terephthalate and polyurethane by means of an electrostatic spinning device with a stirrer. The prepared artificial blood vessel is a tubular object witha microporous structure. The polyurethane added in the artificial blood vessel can improve the elasticity of the blood vessel under the condition of not damaging the strength of the polyethylene terephthalate material, increase the compliance of the artificial blood vessel and achieve the requirements of clinical use. The polyethylene terephthalate and polyurethane composite artificial blood vessel has the advantages of high strength, large elasticity and compliance, good biocompatibility, strong anticoagulant property and large cell adhesion, and can meet the requirements of the clinical useof the artificial blood vessels with large diameter and small diameter. The preparation process is simple and practical, and applicable to preparing the artificial blood vessels with various different requirements on mechanical properties.
Owner:宁波贝昂生物材料有限公司
Development assistance traditional Chinese medicine used for B ultrasonography
InactiveCN105497924AReduce manufacturing costEasy to useEchographic/ultrasound-imaging preparationsDiseaseSide effect
The invention relates to the field of traditional Chinese medicine application, and particularly discloses a development assistance traditional Chinese medicine used for B ultrasonography. The traditional Chinese medicine is prepared from raw materials including Loropetalum chinensis (R. Br.) Oliv leaves, pine pollen, Herba Clinopodii, girald pteroxygonum roots, lotus rhizome nodes, Melastoma dodecandrum Lour. roots, Agrimonia pilosa Ldb., bletilla roots, myrrh, curcuma longa, Sargentodoxa cuneata, olibanum, dry roots of Zanthor Mulum nitidum(Roxb.)DC., rhizome corydalis decumbentis, Corydalis yanhusuo W. T. Wang ex Z. Y. Su et C. Y. Wu, common camptotheca fruit, cortex albiziae, Valeriana officinalis L., seeds of Platycladus orientalis(L.)Franco, pearl and pseudo-ginseng according to a certain weight ratio. The traditional Chinese medicine is low in manufacturing cost, convenient to use, safe, free of toxic and side effects, and capable of increasing the excellent development ratio and improving detection accuracy, more gastrointestinal diseases can be examined through B ultrasonography, powerful foundation is provided for clinical diagnosis, and the preparation process is simple and practical.
Owner:卢立征
Traditional Chinese medicine-assisted imaging preparation for ultrasonic image diagnosis, and preparation method thereof
InactiveCN102935242BEasy to useNo painAntibacterial agentsDigestive systemDiseaseAngelica Sinensis Root
The invention provides a traditional Chinese medicine-assisted imaging preparation for ultrasonic image diagnosis. The traditional Chinese medicine comprises the raw material drugs: rhizoma corydalis, rhizoma cyperi, angelica sinensis, pseudo-ginseng, rhizoma atractylodis, fructus gardeniae, medicated leaven, tangerine peel, prunus mume, akebia fruit, seville orange flower, pinellia ternate, cortex magnoliae officinalis, poria cocos, calcined concha arcae, calcined egg shell, agastache rugosus and perilla stem. The traditional Chinese medicine-assisted imaging preparation has the beneficial effects of being safe to use, free from pain, wound, toxicity and anaphylactic reaction, short in examination time, high in imaging rate, convenient to use and low in cost, thus providing a new technology and a new method for the early accurate diagnosis of diseases, providing powerful basis for the clinical diagnosis and being an ideal auxiliary imaging preparation; and furthermore, the preparation technology is simple and practical.
Owner:夏玉萍
Adjuvant imaging traditional Chinese medicine preparation for ultrasonic examination and preparation method of preparation
InactiveCN105106978ALow costEasy to useEchographic/ultrasound-imaging preparationsDiseaseCoriander seed
The invention provides an adjuvant imaging traditional Chinese medicine preparation for ultrasonic examination and a preparation method of the preparation. The preparation is prepared from the following medicinal raw mateirals: coriander seed, rose leaves, latifolious rush rhizome, euodia trichotoma fruit, pratia fruit, vallisneria spiralis, hempleaf negundo chastetree leaf, radix lindera reflexa, rhizoma acori graminei, cortex albiziae, otolithum sciaenae, pinkflower ecdysanthera root and leaf, Chinese redbud fruit, Chinese waxgourd seed, sweet gourd rind, siebold primrose root and rhizome, daghestan sweetclover herb and arabian jasmine flower. The adjuvant imaging traditional Chinese medicine preparation has the beneficial effects of low cost, convenience in use, safety and no toxic or side effect, can be used for improving the proportion of excellent imaging and improving the examination accuracy, and is capable of inspecting more gastrointestinal diseases by B-mode ultrasound. The preparation provides powerful basis for clinical diagnosis, and the preparation process is simple and practical.
Owner:孙凤香
Apios americana tuber cloudy juice beverage and preparation method thereof
ActiveCN108185251ARich in nutrientsStructural regulationFood ingredient functionsFood additiveInulin
The invention provides an apios americana tuber cloudy juice beverage and a preparation method thereof. The apios americana tuber cloudy juice beverage provided by the invention is prepared from apiosamericana tuber, inulin and a small amount of food additives. The preparation method comprises the following steps: cutting apios americana tuber into blocks, milling the blocks into pulp, performingstewing and secondary milling, finally adding inulin, a flavoring agent and a stabilizing agent for blending, and performing processes of homogenizing, sterilizing, filling and the like to obtain theapios americana tuber cloudy juice beverage. The apios americana tuber and the inulin are compounded and have synergistic effects, so that the apios americana tuber cloudy juice beverage has obviouseffects on loosening the bowels to relieve constipation, adjusting the intestinal flora structure and the like. Furthermore, the beverage provided by the invention is rich in multiple nutrient substances, is safe and healthy in material, is suitable for people of all ages and has certain nutritional values and health care effects.
Owner:BIOLOGY INST OF SHANDONG ACAD OF SCI +1
Traditional Chinese medicine contrast agent for gastrointestinal B ultrasound, and preparation method for traditional Chinese medicine contrast agent
InactiveCN105106979ALow costEasy to useEchographic/ultrasound-imaging preparationsMedicinal herbsBalanophora
The invention provides a traditional Chinese medicine contrast agent for gastrointestinal B ultrasound, and a preparation method for the traditional Chinese medicine contrast agent. The traditional Chinese medicine contrast agent comprises the following raw herbal materials: gleicheniaceae dicranopteris amplea, thyrocarpus sampsonii, sophora davidii, lindernia ruellioides (Colsm) Pennell., herminium bulleyi (Rolfe) Tang et Wang, radix linderae leaf, chloranthus japonicus Sieb., involucrate balanophora, chalk, themeda triandra, ceylon cynoglossum, root of dentiferous dendropanax, japanese metaplexis pericarp, tangerine pith, ilex aculcolata nakai, bark or root of littleflower stringbush, malva verticillata L., and floscopa scandens. The traditional Chinese medicine contrast agent has the benefits that the cost is low, the use is convenient and safe, toxic and side effects are avoided, the ratio of good development is increased, and the inspection accuracy is improved, so that more gastrointestinal diseases can be inspected through B ultrasound, a powerful basis is provided for clinical diagnosis, and the preparation process is simple and practical.
Owner:徐永通
Flavone chromium and its producing method and use
InactiveCN1109681CLow costThe preparation process is simpleOrganic active ingredientsOrganic chemistryDilated blood vesselDisease
Flavone compound and chromium compound are made to react to produce flavone chromium. Flavone chromium, unlike inorganic chromium compound being not easy to be absorbed by human body, has the comprehensive curative effect of both flavone and chromium compound and can promote and raise the sensitivity of insulin, soften and dilate blood vessel, improve microcirculation, regulate metabolism, prevent and cure diabetes, hyperlipomia, hypertension, and other diseases.
Owner:宁夏百信生物科技有限公司
Aluminum sulfate-ferric chloride-poly dimethyl diallyl ammonium chloride ternary complex coagulant as well as preparation and application methods thereof
InactiveCN102079565BGuaranteed stabilityContent range is clearSludge treatment by de-watering/drying/thickeningWater/sewage treatment by flocculation/precipitationTernary complexAluminium sulfate
The invention discloses an aluminum sulfate-ferric chloride-poly dimethyl diallyl ammonium chloride ternary complex coagulant as well as preparation and application methods thereof. The preparation method comprises the following steps of: putting AS (Aluminum Salt) dry powder or solution in a mixed reactor, adding water to blend into an AS saturated solution, stirring the solution, adding FC (FeCl3) dry powder or solution, stirring while continuously adding water to blend so as to obtain a binary mixed solution; and stirring the binary mixed solution, adding PDMDAAC (Poly Dimethyl Diallyl Ammonium Chloride) colloid or dry powder to obtain a ternary mixed solution and continuously stirring the mixed solution until the PDMDAAC colloid is fully dissolved to obtain a stable AS-FC-PDMDAAC ternary complex coagulant which is diluted with water in any proportion or directly added for various kinds of raw water. The series of ternary complex coagulant provided by the invention can be used for various raw water coagulation treatments and waste sewage flocculation treatments as well as dewatering process of sludge and silt in single dosage mode according to the direct dosage amount requirement, and the use method is extremely convenient and simple.
Owner:NANJING UNIV OF SCI & TECH
Electrochemical supermicro electrode preparing process
InactiveCN100504370CReduce volumeAvoid damageMaterial electrochemical variablesIntracellular vesicleElectrochemical biosensor
The invention provides an electrochemical ultramicro electrode preparation process, which combines an ultramicro working electrode and an alignment / quasi-reference electrode to form a two-electrode system, and separates the two electrodes with a nanometer-thick insulating layer. After the diffusion layers on the two electrodes overlap, the electrochemically reversible particles are oxidized or reduced on one electrode, regenerated by reduction or oxidation on the other electrode, and then diffuse back to the original electrode, so that the probe cell The current signal output on the electrodes is amplified. The invention can significantly reduce the resistance of the solution, greatly improve the available scanning speed and detection sensitivity of the actual system analysis, and minimize the damage to the research system. The combined electrode is easy to manufacture, has a long life and is easy to update. Chemical biosensors can be used for high-spatial-resolution dynamic detection of single-cell release and real-time dynamic analysis of single vesicles in cells.
Owner:SAMXON ELECTRONICS DONG GUAN
Chinese material medica preparation in use for treating infection of influenza virus, and preparation method
InactiveCN100421685CSignificant effectTake a small doseAntiviralsPill deliveryAlcoholAdditive ingredient
A Chinese medicine in the form of injection or orally taken medicines for treating the infection of influenza virus is prepared from the extract of barbat skullcap herb and medicinal auxiliaries. Said extract composed of flavone, alkaloid, steroid and saccharide is prepared from barbat skullcap herb through extracting in water or alcohol, separating and concentrating.
Owner:TIANJIN INSTITUTE OF PHARMA RESEARCH
Preparation method of tungsten carbide nanopowder
InactiveCN102190299BSimple preparation processThe preparation process is practicalNanostructure manufactureTungsten/molybdenum carbideOrganic acidResidual carbon
The invention provides a preparation method of tungsten carbide nanopowder. The preparation method comprises the following steps of: preparing a tungsten-carbon precursor by using soluble tungsten salt and organic acid as raw materials through a sol-gel method, and then carrying out heat treatment on the tungsten-carbon precursor to obtain the tungsten carbide nanopowder. The preparation method provided by the invention is simple and practical, avoids the multistep control mode of the traditional preparation methods, saves energy, and is suitable for industrial production; and the tungsten carbide nanopowder prepared by the invention has the advantages of uniform and small particle size (smaller than 50 nm), low aggregation degree, low impurity content and low residual carbon content (lower than 0.5wt%).
Owner:SHANGHAI INST OF CERAMIC CHEM & TECH CHINESE ACAD OF SCI
A kind of transparent thermal insulation coating containing silica airgel and preparation method thereof
ActiveCN107266996BImprove performanceLow priceFireproof paintsPolyurea/polyurethane coatingsThermal insulationPhysical chemistry
The invention discloses a transparent thermal-insulation coating containing silicon oxide aerogel and a preparation method of the coating. The transparent thermal-insulation coating containing silicon oxide aerogel is characterized by mainly comprising transparent resin and aerogel powder. The preparation method of the transparent thermal-insulation coating containing silicon oxide aerogel comprises the steps as follows: (1) modification of aerogel powder; (2) surface coating of the aerogel powder in step (1); (3) mixing and stirring of the aerogel powder in step (2) and waterborne transparent resin. The transparent thermal-insulation coating containing silicon oxide aerogel has high visible light transmittance and low heat conduction coefficient, the preparation process of the coating is simple, and the coating is practical, excellent in performance, low in price and suitable for industrial production.
Owner:NANJING WEICAI NEW ENERGY TECH
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